ТЕРМОПЛАСТИЧНАЯ ЭЛАСТОМЕРНАЯ КОМПОЗИЦИЯ С УЛУЧШЕННЫМ СПОСОБОМ ГРАНУЛЯЦИИ КАУЧУКА

Изобретение относится к термопластичной эластомерной композиции для изготовления изделий, таких как пленки, обладающей воздухонепроницаемостью, повышенной долговечностью, теплостойкостью и эластичностью. Данная композиция содержит динамически вулканизуемую смесь (А) галогенированного сополимера изобутилена и пара-метилстирола, (В) полиамида и (С) антиоксиданта, обладающего температурой плавления более чем 70°С и менее чем 200° С, причем гранулированный эластомер (А), полученный грануляцией в присутствии антиоксиданта (С) в качестве гранулятора, диспергирован как домен в непрерывной фазе полиамида (В), причем композиция, содержащая компоненты (А) и (В), динамически вулканизуется. Техническая задача заключается в получении термопластичной эластомерной композиции, обладающей повешенной долговечностью, теплостойкостью, эластичность и превосходной воздухонепроницаемостью. Поставленная задача достигается улучшенным способом грануляции каучука, а именно в качестве гранулятора используют антиоксидант ...

ПОЛИМЕР С УЛУЧШЕННЫМИ ХАРАКТЕРИСТИКАМИ И СПОСОБ ЕГО ПОЛУЧЕНИЯ

Изобретение относится к способу обработки полиимида, используемого для таких продуктов как волокна, пленки, листы, блоки и другие конфигурации. Обработку осуществляют посредством временного увеличения подвижности цепей полиимида в течение цикла отверждения полиимида после инициирования отверждения полиимида и до завершения цикла отверждения. Временную подвижность цепей полиимида обеспечивают посредством введения пластификатора, выбранного из COи HO, либо путем воздействия импульсного электрического поля, либо путем воздействия ультразвукового облучения. Указанными способами обработки термореактивного полиимида получают полиимиды с термоокислительной стабильностью, меньшей или равной 2,2% потери массы при 650°F (343°C) при атмосферном давлении в течение 1000 ч, температурой стеклования в сухих условиях, большей или равной 700°F (371°C), и температурой стеклования в жарких/влажных условиях, большей или равной 690°F (366°C). 4 н.п. ф-лы, 1 ил.

ТЕРМОПЛАСТИЧНОЕ ИЗДЕЛИЕ С ТЕРМОАКТИВНЫМ СРЕДСТВОМ

Изобретение относится к экструдированному водорастворимому термопластичному изделию, в которое было введено активное средство, а также к способу его получения. Экструдированное водорастворимое изделие включает в себя водорастворимый полимер, имеющий температуру экструзии 90-150°C, пластификатор, а также одно или более термоактивных средств, которые способны либо стимулировать чувствительные рецепторы человека, либо изменять температуру кожи при контакте с ней, в общем количестве от 0,1 до 50% по весу изделия. Комбинирование активного средства(средств) c пластификатором перед смешиванием в расплаве с водорастворимым полимером предотвращает разделение фаз активного средства и полимера. Изделия включают пленки, волокна, стержни, бруски и подобное. Такие изделия можно поместить во впитывающее изделие, такое как бандаж, медицинская простыня, салфетка, лист, подгузник, трусы или прокладка. 3 н. и 16 з.п. ф-лы, 3 ил.

ВСПЕНИВАЕМАЯ КОМПОЗИЦИЯ, ЕЕ ПРИМЕНЕНИЕ ДЛЯ ПОЛУЧЕНИЯ ВСПЕНЕННЫХ ПРОДУКТОВ, ПРОДУКТ, СОДЕРЖАЩИЙ, ПО МЕНЬШЕЙ МЕРЕ, ОДИН ВСПЕНЕННЫЙ СЛОЙ, И СПОСОБ ЕГО ПОЛУЧЕНИЯ

Вспениваемая композиция для получения вспененных продуктов содержит поливинилхлорид, первичный пластификатор, при необходимости, другие добавки и в качестве сложного алкилового эфира бензойной кислоты изонониловый эфир бензойной кислоты в количестве от 5 до 95 мас.%, считая на массу всего имеющегося пластификатора, что составляет 10 до 400 мас.ч. на 100 мас.ч. поливинилхлорида. Способ получения продукта, содержащего, по меньшей мере, один вспененный слой поливинилхлорида состоит в нанесении вспениваемой композиции на носитель, до или после нанесения ее вспенивают и в заключение термически обрабатывают. Продукт представляет собой покрытие для полов, искусственную кожу и обои. Технический результат - снижение вязкости композиции, температуры ее желатинирования, что ведет к простой и более быстрой переработке композиции. 4 н. и 7 з.п. ф-лы, 8 табл.

СПОСОБ ПОЛУЧЕНИЯ МОДИФИЦИРОВАННОГО БУТАДИЕНОВОГО КАУЧУКА

Изобретение относится к способу получения модифицированного бутадиенового каучука, продукт используют в производстве асфальтобитумных покрытий, герметиков, как добавку для резиновых смесей. Каучук получают из разветвленного полибутадиена, содержащего 30-70% винильных звеньев, при этом в одном аппарате проводят растворение и деструкцию при 140-200°С с последующим добавлением масла до содержания каучука в масле 15-30 мас.% и снижением температуры до 70-120°С, во втором проводят растворение в масле при 70-120°C из расчета концентрации полимера 15-25 мас.% с последующим смешением при массовом соотношении первого раствора ко второму в пределах от 0,1:1 до 1:1 и из расчета содержания полибутадиена 15-30 мас.%. По изобретению получают полибутадиен с преимущественным содержанием 1,2-звеньев в маслах при его повышении концентрации, но сниженным значением динамической вязкости раствора с сохранением свойств. 1 табл.

СПОСОБ ОБРАБОТКИ ПОЛИМЕРНОГО МАТЕРИАЛА И УСТРОЙСТВО ДЛЯ ЕГО ОСУЩЕСТВЛЕНИЯ

Изобретение относится к способам и устройствам для смешения и диспергирования гомогенных сред. Технический результат - создание эффективного за счет сокращения кратности обработки способа обработки полимерного материала. Предложена трехзонная обработка полимерного материала, при этом в первой зоне загружаемый полимерный материал разогревают до 100 - 250oC за счет диссипации механической энергии при вращении ротора устройства со скоростью 200 - 2000 об/мин, в результате чего полимерный материал пластицируется в зазоре между цилиндрами трения; во второй зоне создают давление 10 - 80 кПа и поднимают температуру до 150 - 300oC, в результате чего происходит начальная фаза деструкции пластицированного полимерного материала; в третьей зоне осуществляют процесс собственно деструкции полимерного материала при температуре 200 - 350oC и давлении 10 - 90 кПа. Узкое молекулярно-массовое распределение (Mn/MW < 3,5) полимерного материала и незначительное содержание летучих обеспечивается конструкцией ...

СПОСОБ ПОЛУЧЕНИЯ ТЕРМОПЛАСТИЧЕСКИХ ПОЛИМЕРНЫХ КОМПОЗИЦИЙ, СПОСОБНЫХ К РАЗРУШЕНИЮ ПОД ДЕЙСТВИЕМ МИКРООРГАНИЗМОВ

Способ получения пластифицированного поливинилового спирта и способных разрушаться под действием микроорганизмов полимерных композиций на его основе, заключающийся в перемешивании в присутствии органических пластификаторов и воды в количестве, недостаточном для растворения поливинилового спирта при нормальных условиях, включает стадии i/ предварительной пластификации поливинилового спирта при максимальной температуре, не превышающей его температуру размягчения, с тем чтобы получить предварительно пластифицированный поливиниловый спирт, имеющий температуру плавления ниже температуры размягчения использованного спирта, и ii/ дальнейшей переработки полученного таким образом предварительно пластифицированного поливинилового спирта при температуре выше его температуры плавления в условиях сдвигового напряжения и в течение такого времени, которое достаточно для получения по существу гомогенного расплава.

Способ получения полиэтилентерефталата

Способ пластификации резинотехнических изделий

СПОСОБ ПЛАСТИФИКАЦИИ РЕЗИНОТЕХНИЧЕСЮ1Х ИЗДЕЛИЙ выдержкой их в пластификаторе до привеса каждого изделия на 2,5-16%, отличающийся тем, что, с целью повышения морозостойкости изделий при сохранении их физико-механических свойств и уменьшения расхода пластификатора , выдержку изделий проводят под давлением 3-10 кбар при 20-120 С в течение 10-120 мин. л ...

Способ получения поливинилхлоридного пластиката

Способ обработки подвулканизованной резиновой смеси

Изобретение относится к области обработки подвулканизованных резиновых смесей. С целью повышения стойкости резиновой смеси к подвулкани- зации и интенсификации процесса пластикации подвулканизованную резиновую смесь перед пластикацией Ь ре- зиносмесителе измельчают совместно с 3-15 мае.ч. фенолформальдегидной смолы. 3 табл.

Способ управления процессом наращивания вязкости поливинилхлоридного пластизоля

... 1. СПОСОБ УПРАВЛЕНИЯ ПРОЦЕССОМ НАРАЩИВАНИЯ ВЯЗКОСТИ ПОДИВИНИПХЛОРИДНОГО ПЛАСТИЗОЛЯ путем регулирования конечной температуры смеси в зависимости от вязкости пластизоля, отличающийся тем, что, с целью сокращения энергозатрат,приготовленную смесь перемешивают определенное время, нагревают до определенной температуры, разбивают процесс на минимальное число временных интервалов , при котором ошибка определения вязкости пластизоля по времени перемешивания и температуре не превышает определенного значения, измеряют вязкость и температуру пластизоля в начале каждого интервала, прогнозируют температуру в конце интервала в зависимости от измеренной вязкости и заданной вязкости в конце интервала и определяют скорость измерения температуры по измеренной температуре в 1гачале данного интервала и прогнозируемой температуре в конце этого интервала. 2. Способ по п. 1, о т л и ч а ющ и и с я тем, что скорость измерения температуры в интервалах повьппения температуры регулируют числом оборотов мешалки, а ...

Способ автоматического управления непрерывным процессом получения маслонаполненных синтетических каучуков

СПОСОБ АВТОМАТИЧЕСКОГО УПРАВЛЕНИЯ НЕПРЕРЬтНЬИ ПРОЦЕССОМ ПОЛУЧЕНИЯ МАСЛОНАПОЛНЕННЫХ СИНТЕТИЧЕСКИХ КАЗ/ЧУКОВ путем измерения расхода латекса и концентрации в нем каучука, а также регулирования соотношения весовых расходов .каучук-масло изменением расхода масла, отличающий с я тем,, что, с целью улучшения прочностных характеристик каучука, измеряют и стабилизируют температуру масла, измеряют расход латексно-масляной эмульсии и концентрацию в ней масла, определяют концентрацию масла в каучуке по измеренным величинам расходов латекса и латексно-масляной эмульсии и концентраций каучука в латексе и масла в латексно-масляной эмульсии, определяют отклонение 1конг1ентрации масла в каучуке от его заданного значения и о зависимости от этого отклонения корректируют соотношения весовых расходов каучук-масло, при этом заданное значение концентрации масла в каучуке устанавливают в зависимости от показателя качества каучука в латексе до смешения (Л его с маслом и заданного значения показателя качества маслонаполненного ...

Способ получения гетерогенных мембран

Verfahren zur Herstellung einer Kautschukmischung

Die Erfindung betrifft ein Verfahren zur Herstellung einer Kautschukmischung, welche wenigstens einen Dienkautschuk enthält und welches durch folgende Verfahrensschritte gekennzeichnet ist: Homogenes Vermischen wenigstens eines Polymers mit einer Glasübergangstemperatur Tg von größer +50°C (hoch-Tg-Polymer) mit wenigstens einem Öl in einer ersten Mischstufe; Hinzufügen des homogenen Gemischs aus hoch-Tg-Polymer und Öl zu einem oder mehreren Dienkautschuken und einem oder mehreren Füllstoffen und einem oder mehreren Alterungsschutzmitteln und einem oder mehreren Ozonschutzwachsen und einem oder mehreren Weichmachern und einem oder mehreren anorganischen Aktivatoren und einem oder mehreren Vulkanisationsbeschleunigern und einem Vulkanisationssystem und weiteren Prozesshilfsmitteln in wenigstens einer weiteren Mischstufe in einem Mischer; anschließende Vulkanisation der Kautschukfertigmischung. Die erfindungsgemäß hergestellte Kautschukmischung kann zur Herstellung von Reifen und weiteren ...

HERSTELLUNGSVERFAHREN FUER WEICHELASTISCHE FORMTEILE

Verfahren zur Herstellung von feinzerteilten Polyvinylharzen

Plasticised polyvinyl alcohol granulate - made from particles of uniform size by mixing with plasticiser and water

Plasticised polyvinyl alcohol (PVA) suitable for thermoplastic processing contains >=70wt.% particles of 0.8-4 mm dia. in which the plasticiser is homogeneously dispersed. It is made by mixing 100 pts. dry PVA granulate with 5-50 parts plasticiser in presence of insufficient water to completely dissolve the PVA, the heating and subsequent cooling to swell and temporarily agglomerate the particles. A free-flowing non-tacky granulate is obtd. from dry polymer with improved mechanical properties in the product due to homogeneous dispersion of the plasticiser. Removal of the water is unnecessary.

Verfahren zur kontinuierlichen Herstellung von als Weichmacher dienenden Estern

Gemisch von Diisononylestern der 1,2-Cyclohexandicarbonsäure, Verfahren zu deren Herstellung und Verwendung dieser Gemische

Die vorliegende Erfindung betrifft ein Gemisch von Diisononylester der 1,2-Cyclohexandicarbonsäure, welches dadurch gekennzeichnet ist, dass die Isononylreste der im Gemisch enthaltenen Diisononylester einen Verzweigungsgrad von 1,2 bis 2,0 aufweisen, ein Verfahren zu dessen Herstellung sowie die Verwendung solcher Gemische.

Improvements in or relating to the production of resin-containing compositions

Polyvinyl resin compositions suitable for use as a floor or wall covering are made by a method which comprises forming an initial gel of a plasticizer and from 2 to 15% by weight based on the gel of a polyvinyl resin, heating said initial gel and adding further polyvinyl resin and filler (with or without additional plasticizer) to said initial gel and forming a homogeneous composition from the mixture obtained. The resin may be polyvinyl chloride or a copolymer of vinyl chloride with vinylidene chloride or vinyl acetate. Specified plasticizers are dibutyl phthalate, tricresyl phosphate and the phthalate esters of a mixture of C7 to C9 monohydric alcohols. Specified fillers are asbestos, limestone and aluminium silicate. In an example polyvinyl chloride, di-C7-C9 alkanol phthalates and cadmium/barium laurate are mixed and gelled, and further polyvinyl chloride, di-C7-C9 alkanol phthalates, lead carbonate, aluminium silicate, stearate coated whiting and iron oxide are added to form a putty-like ...

Improvements in or relating to elastomer compounds and improved compounding process therefor

An elastomeric composition comprises a synthetic rubber prepared by emulsion polymerization of a material comprising at least one conjugated diolefin at a temperature below 15 DEG C. the rubber having a raw Mooney value of at least 90, and between 15 and 50 parts by weight of a softener per 100 parts by weight of rubber. Specified diolefins are butadiene, isoprene and pentadiene and materials specified as copolymerizable therewith are styrene, acrylonitrile and methyl methacrylate. Specified softeners are liquid conjugated diolefin polymers, palm oil, rape oil, olive oil, linseed oil, castor bean oil, soya bean oil, tung oil, bitumens, gilsonite, rafaelite, asphalts, pine tar, paraffin wax, mineral oils, oleic acid, stearic acid, palmitic acid, lauric acid, ceresin, naphthalenes, wool grease, carnauba wax, glycerol, glyceryl monostearate and monooleate, phenol-formaldehyde resins, poly-alpha-methyl styrene, polystyrene, dioctyl phthalate, dioctyl sebacate, polybutene, zinc resinate, cumarone ...

Process for producing butadiene polymer with the incorporation of oil extenders

Butadiene is polymerized or copolymerized with an Alfin catalyst in the presence of a diluent and then blended with a quantity of a dispersible plasticizer equal in weight to the butadiene. Styrene is the specified copolymerizable monomer, sodium isopropoxide and allyl sodium the catalyst, n-pentane the diluent and a hydrocarbon oil high in aromatics the plasticizer. The diluent may be used in an amount equal to that of the plasticizer.

Improvements in or relating to the treatment of polymerised organic compounds

PROCESSING VISCOUS SUBSTANCES

CONTINUOUS PRODUCTION OF PROFILES

... 1321097 Moulding thermosetting resins CHEMISCHE WERKE ALBERT 27 Aug 1970 [30 Aug 1969] 41363/70 Heading B5A [Also in Division C3] A process for the continuous manufacture of a profile comprises the plasticization, moulding and curing of a moulding composition based on a thermosetting resin composition selected from (a) an epoxy resin and a polyamine or a polycarboxylic acid anhydride or both as a curing agent, (b) an unsaturated polyester, at least one copolymerizable ethylenically unsaturated compound having a boiling point of more than 150‹ C. and a peroxide catalyst; (c) a combination of (a) and (b); or (d) an unsaturated polyester in the form of a poly-(dialkyl phthalate) resin and a peroxide catalyst, the moulding composition also containing at least one further ingredient selected from fillers, fibres, lubricants and mould release agents, the curing agents or catalysts not being effective below 100‹ C., the plasticization and moulding being continuously effected in an extruder, the ...

Improvements in or relating to the manufacture of flexible material comprising a plasticized thermoplastic substance and fibres

Fibrous material is first wetted with a plasticiser for a thermoplastic substance and then mixed with said substance in finely divided form and compacted, the thermoplastic substance being gelatinised. Suitable fibres are cotton, regenerated cellulose, flax, silk, wool, hair, ramie, hemp, jute, coir, sisal, asbestos, glass, slagwool, rockwool, disintegrated leather, and synthetic fibres of nylon or casein. Suitable thermoplastic substances are polyvinyl resins (plasticized by tricresyl phosphate or dibutyl phthalate), cellulose esters (plasticized by dimethyl phthalate or diethyl phthalate), ethyl cellulose (plasticized by castor oil or cotton seed oil), polyvinylidene resins. In an example, tricresyl phosphate containing red lead and a dye is slowly added to cotton fibre with stirring. Finely divided polyvinyl chloride is then added. The mixture is then heated and compressed to an extent depending upon whether a felt-like or leather-like product is required. The heating and compacting ...

COLD SHAPING OF PVC, PP AND ABS OR MABS HALTIGEN POLYMERS

THERMOPLASTIC PROCESSABLE, WEICHMACHERHALTIGES POLYVINYL ALCOHOL GRANULATES AND PROCEDURE FOR THE PRODUCTION OF THE SAME

PHASE CONVERSION SOLVENT FOR THERMOPLASTIC POLYMERS

SPRAY-DRIED EMULSION POLYMER, PROCEDURE FOR ITS PRODUCTION AND USE AND FROM THIS PREPARED MOLDING MATERIAL.

PROCEDURE FOR THE RE-ESTABLISHMENT OF MOVED ROOF INSULATION STRIPS FROM SOFT POLYVINYL CHLORIDE.

DETENTION-STICKY GELLED PLASTISOLE.

PLASTIFIZIERTES CELLULOSEACETAT, PROCEDURE FOR ITS PRODUCTION AND ITS USE FOR THE PRODUCTION OF FILAMENTS

PLASTISOL COMPOSITIONS

PLASTICISED CHLORINATED RUBBER COMPOSITION

Improved silk fibroin glycerol membranes

The present invention relates to the preparation of a membrane for use in the repair of the middle ear including perforations and damage to the tympanic membrane. The invention also provides for compositions and methods for preparing composite silk fibroin and glycerol membranes using formic acid, where the membranes have improved mechanical and vibroacoustic properties.

Method and apparatus for pelletizing biomaterial composites

POLYVINYL ALCOHOL COMPOSITION AND FILM

Process for making a pellet

Acrylonitrile polymer compositions and articles and methods for their preparati on

A PROCESS FOR CONTROLLING POLYVINYLBUTYRAL PHYSICAL PROPERTIES BY CONTROLLING STEREOCHEMISTRY OF SAME

Process and apparatus for manufacture of processable polyvinyl alcohol

The invention describes a method for the manufacture of a plasticised polyvinyl alcohol polymer mixture, the method comprising the steps of: introducing a polyvinyl alcohol polymer comprising at least 98wt% polyvinyl alcohol or a blend of the polymer into a mixing reactor; wherein the mixing reactor comprises a blending chamber having a primary inlet, a primary outlet and at least two inter-engaging components extending between the primary inlet and primary outlet, the components being arranged to apply a shearing force to the polymer while the polymer is conveyed by the components from the inlet through a reaction zone to the outlet; one or more secondary inlets located downstream from the primary inlet for introducing reactants comprising a processing agent and a plasticiser to the chamber to form a reaction mixture; wherein the blending chamber comprises a plurality of heated regions arranged so that the mixture is subjected to a controlled temperature profile; a secondary outlet located ...

Improved poly(meth)acrylate plastisols and method for producing the same

POLYACRYLIC FILM FORMING COMPOSITIONS

Water soluble, gelatin-free dip coatings for substrates comprising an acrylic film former; a paraben plasticizer; and a secondary plasticizer such as polyvinylpyrrolidone, polyethylene glycol 300, polyethylene glycol 400 or mixtures thereof.

PROCESS OF PRODUCING THERMOPLASTIC STARCH/POLYMER BLENDS

A process of producing a thermoplastic starch/polymer blend involves introducing dry starch into a twin-screw extruder at a first location along the extruder, introducing a plasticizer into the twin-screw extruder at a second location along the extruder downstream of the first location to form a starch paste and then gelatinizing the starch paste in the extruder to form thermoplastic starch, and, introducing dry polymer at ambient temperature into the twin-screw extruder at a third location along the extruder downstream of the second location to form a blend with the thermoplastic starch in the extruder.

SOLVENT-ASSISTED CONTINUOUS EMULSIFICATION PROCESSES FOR PRODUCING POLYESTER LATEXES

Various solvent-assisted extrusion processes are disclosed that are suitable for forming high yield, low coarse content, polyester latexes that may be utilized in forming a toner.

CONTINUOUS PRODUCTION OF PROFILES

AQUEOUS DISPERSIONS OF PLASTICIZED POLYMER PARTICLES

Aqueous dispersions of water-insoluble thermoplastic cellulose ether polymers employ fatty acid salts as plasticizers/ stabilizers. These dispersions may be coagulated by adjusting the pH until the fatty acid salts are converted to free acid form and articles, such as fibres, produced thereby.

TRIESTERS OF CYCLOHEXANETRIPROPIONIC ACID

... 201800125 26 Abstract The invention relates to triesters of cyclohexanetripropionic acid, preparation thereof and use thereof as plasticizers for polymers. Date Recue/Date Received 2020-1 2-1 1 ...

WRINKLE-PROOF RESIN FINISH FOR CELLULOSE TEXTILES

IMPROVED SILK FIBROIN GLYCEROL MEMBRANES

The present invention relates to the preparation of a membrane for use in the repair of the middle ear including perforations and damage to the tympanic membrane. The invention also provides for compositions and methods for preparing composite silk fibroin and glycerol membranes using formic acid, where the membranes have improved mechanical and vibroacoustic properties.

MOISTURE-CURABLE ADHESIVE COMPOSITION

A moisture-curable adhesive composition that may be formulated to be free of volatile organic compounds, or substantially free of volatile organic compounds which is safe for chronic exposure, resistant to combustion, and provided a high peel strength useful for securing a rubber membrane material to a rigid roof deck includes a polymer having silicon-containing hydrolyzable terminal groups, a phenolic resin, and a non- polymer silicon-containing hydrolyzable compound, wherein the ratio of the amount of polymer having silicon-containing hydrolyzable terminal groups by weight to the amount of phenolic resin by weight is greater than 2:1.

METHOD TO MAKE AN ARTICLE COMPRISING A POLYMER CONCENTRATE

This invention relates to a method to make an article comprising the steps of combining a semi-amorphous polymer having a heat of fusion of less than 70 J/g with a plasticizer and optionally one or more additives, to produce a polymer concentrate, combining the polymer concentrate with one or more final materials to produce an article precursor; and forming the article at least partially from the article precursor, wherein the polymer concentrate preferably shows no visible phase separation as demonstrated by the polymer concentrate having no visually detectable loss of the plasticizer after a portion of the polymer concentrate is aged on an absorbent surface for 24 hours at 25~C. An article produced by the method is also disclosed.

THE USE OF CYCLOHEXANE POLYCARBOXYLIC ACID ESTERS FOR THE PREPARATION OF COATING MATERIALS FOR THE COIL COATING PROCESS AND FOR COATED COILS

The invention relates to the use of cyclohexane polycarbonic acid esters for the production of coating materials for the coil coating method containing at least one paste PVC and at least one extender PVC, and the production of coated coils; a coil coating method which is carried out by utilizing cyclohexane polycarbonic acid esters and coating materials containing at least one paste PVC and at least one extender PVC; coils coated on one or two sides having at least one coating containing at least one cyclohexane polycarbonic acid ester, at least one paste PVC, and at least one extender PVC; and three-dimensional mold parts which can be produced by the deformation of said coated coils.

POLYURETHANE PREPOLYMER COMPOSITIONS, FOAMS MADE THEREFROM AND METHODS OF MAKING EACH THEREOF

The present invention relates to a blowing agent free polyisocyanate prepolymer composition comprising the reaction product of (a) an organic polyisocyanate having an average isocyanate functionality of at least 2 and containing at least 20 percent by weight of a diisocyanate monomer, (b) a monohydric alcohol and (c) a polyol having an average hydroxyl functionality of at least 1.8 to at most 3.2. The invention also relates to a method for forming a polyurethane foam from the composition and to the formed foam.

THIODIESTER PLASTICIZERS

A plasticizer composition for plasticizing halogenated polymers or rubber comprising: (i) dialkyl thiodiester selected from dialkyl 3,3'-thiodipropionate, dialkyl 2,2'-thiodiacetate or mixtures thereof, where the alkyl groups are the same or different and are selected from Ci-Cis linear, branched, cyclic or aromatic groups; and (ii) epoxidized material selected from epoxidized oils, epoxidized fatty acid mono-esters, reaction mixtures prepared via trans-esterifying epoxidized oil with alcohols or esters, or mixtures thereof.

DIISOPENTYL TEREPHTHALATE

A mixture of isomeric dipentyl terephthalates, pentyl radicals of which are n-pentyl radicals to an extent of less than 60 mol%, characterized by a low viscosity which does not increase significantly even at temperatures below 40°C. Plastisols comprising these mixtures have a low plastisol viscosity which moreover increases only to a minor degree with time.

COMPRESSIBLE FIRE RETARDANT FOAM

The present invention relates to a material for thermal and/or acoustic insulation which consists of at least 300 phr, preferably at least 400 phr, but less than 1200 phr, preferably less than 1000 phr, especially preferred less than 800 phr ingredients in total, comprising 100 phr of at least one polymer, of which at least 60 phr, preferably at least 70 phr, especially preferred at least 80 phr is chlorinated polyethylene (CPE), the process of manufacturing such material, wherein the polymeric material is expanded by decomposition of a chemical blowing agent.

AUTOMATIC DEVULCANIZING AND PLASTICIZING DEVICE AND METHOD FOR USING SAME

Rubber to be recycled is first ground to rubber crumb and then is transferred to a plasticizing unit. The rubber to be recycled is mixed with chemicals including an aromatic, environmental-friendly, low volatility reaction oil, a thickening agent and an activator. This mixture is heated to a desired temperature under anaerobic conditions and then is maintained at that temperature for a suitable time. The processed material is then transferred to a cooling unit in which it is cooled to a temperature below 60°C prior to being released from the machine.

DEFOAMER COMPOSITIONS FOR BUILDING-PRODUCT MIXTURES

The present application relates to compositions comprising at least one siloxane and at least one superplasticizer based on polycarboxylate ethers or sulphonates of lignin, melamine or naphthalene or of resins thereof, and to the use of such compositions as or in building-product mixtures or building products, especially mortar mixtures or concrete mixtures.

RUBBER CLAY FOR HANDICRAFTS

Disclosed is rubber clay for handicrafts. The rubber clay does not stick to the hands because it is manufactured by using a non-stick, inorganic compound having excellent transparency as the main component, the rubber clay is reusable because it does not harden even when a structure (model) made of the rubber clay is left for a long time, and the rubber clay may be represented in a wide range of colors. To this end, the rubber clay for handicrafts according to the present invention contains 60 to 80% by weight of a gel-type silicone base, based on the total weight of the rubber clay, wherein the gel-type silicone base consists of a mixture of siloxanes and silicones, dimethyl, methylvinyl, and vinyl group-terminated; 15 to 35% by weight of a plasticity adjuster, based on the total weight of the rubber clay, wherein the plasticity adjuster contains powder-type silica to control hardness; 1 to 5% by weight of an oil-type anti-cracking agent, based on the total weight of the rubber clay, consisting ...

FOAMABLE COMPOSITIONS WHICH COMPRISE ISONONYL BENZOATE

Disclosed is a composition for producing a foamed layer product which comprises (1) a polymer, for example, PVC, (2) a primary plasticizer and (3) an isomeric nonyl benzoate. The composition is useful for producing a PVC-containing floorcoverin.g, synthetic leather or wallcovering. The use of the composition gives a plastisol a low viscosity, an increased storage stability, a faster gelling and an improved low-temperature flexibilization.

MONOBENZOATE USEFUL AS A PLASTICIZER IN PLASTISOL COMPOSITIONS

A unique monobenzoate useful as a plasticizer in polymeric dispersions, such as plastisols and melt compounds. The monobenzoate comprises 3-phenyl propyl benzoate, a benzoate ester heretofore known as a flavoring and fragrance agent, but not previously utilized as a plasticizer in polymeric applications. Depending on the application, the advantages rendered by the use of the inventive monobenzoate include, among other things, excellent solvating properties, low viscosity, viscosity stability, and improved rheology, as well as health, safety and environmental advantages over traditional plasticizers.

METHOD AND APPARATUS FOR MODIFYING POLYMER COMPOSITIONS

A system for applying a melted polymer/hot melt adhesive includes structure for adding one or more components to the polymer/hot melt stream at selected locations of the stream depending on the desired final characteristics of the polymer/hot melt adhesive, the heat histories of the polymer/hot melt adhesive and the modifying component, and the physical or chemical characteristics of the modifying component. The modifying component can be supplied in a fluid carrier.

POLYETHERS EXTRUSION COMPOSITIONS AND USE IN ELECTROCHIMICALGENERATORS

ABRÉGÉ DESCRIPTIF Mélanges d'additifs comprenant des élastomères copolymères bloc de types styrèneisoprène-styrène et styrène-butadiène-styrène, ainsi qu'un plastifiant de type éthers gras de polyéthylène-oxydes dérivés des alcools cétyliques, stéariques, oléiques ou isohexadécyliques. On ajoute ce mélange d'additifs à des polymères utilisables comme électrolytes dans des accumulateurs au lithium, lesquels deviennent alors facilement extrudables.

ELASTOMERIC TRIBLOCK COPOLYMER COMPOSITIONS AND ARTICLES MADE THEREWITH

An elastomeric composition is formed of at least two, and preferably three, S-EB-S elastomeric triblock copolymers having different solution viscosity/copolymer concentration relationships, and a sufficient amount of a mineral oil plasticizer to achieve excellent tactility with acceptable strength. To prepare articles such as medical film protective devices, the elastomeric composition is dissolved in a sufficient amount of a solvent to permit dip forming. A form having the shape of the desired product is dipped into the solution to build up a film of the elastomeric composition on the form. The dip-formed elastomeric films are free of pinholes and resistant to oxidative and ozone attack. The films are particularly suitable for use in products such as gloves, condoms, external catheters, catheter balloons, cuffs, dilatation balloons, instrument covers, and drains.

USE OF CYCLOALIPHATIC DIAMINES FOR THE PREPARATION OF PLASTISOLS AND ORGANOSOLS WHICH ARE STABLE IN STORAGE

Cycloaliphatic diamines of the formula and also the products of the reactions thereof with ketones, aldehydes and unsaturated carboxylic acids or carboxylic esters, optionally in combination with metallic compounds reacting as bases, are used for the preparation of plastisols and organosols based on organic polymers and softeners.

METHOD OF MANUFACTURING MONOLITHIC STRUCTURES FROM POLYVINYL ALCOHOL

A method of forming a useful molded part or film of polyvinyl alcohol. The polyv inyl alcohol, together with a plasticizer is injection or blow molded to form the useful molded part or melt processed (blown or cast e xtrusion) to form the film wherein upon forming the useful molded part or film, the plasticizer is substantially removed to create t he useful molded part or film which is selectively hot water soluble and which is resistant to the affects of moisture below the solubility t emperature.

POLYDIMETHYLSILOXANE-CONTAINING POLYMER BLENDS

Compositions are described which comprise ethylene interpolymers, such as a linear or substantially linear ethylene interpolymer and polydimethylsiloxane. The compositions have good abrasion resistance without sacrificing coefficient of friction.

Verfahren zur Gelatinierung von organischen, filmbildenden, thermoplastischen Stoffen.

Verfahren zur Herstellung von Pasten aus polymerisiertem Vinylchlorid.

Procedimento di fabbricazione di articoli trafilati elastici e segnatamente di cordoncini, partendo da una mescola a base di cloruro di polivinile.

Procedimento per la fabbricazione senza l'uso di pressione di oggetti a base di resine sintetiche, sia rigidi sia flessibili.

Procedimento per la fabbricazione di suole per scarpe mediante resine poliviniliche.

Zur Verarbeitung nach dem thermoplastischen Prinzip bestimmter Werkstoff.

Procedimento per la preparazione di masse plastiche a base di resine sintetiche, adatte per la fabbricazione di svariati articoli in sostituzione di quelli di gomma.

Verfahren zur Verklebung von Weichmacher enthaltenden Kunststoffteilen.

Verfahren zur Herstellung von neuen Derivaten des Ajmalins

Procédé pour l'agglomération des particules de polymère de latex synthétique

Streich-, Giess- oder Tauchpaste, Verfahren zu deren Herstellung und Verwendung derselben

Verfahren zur kontinuierlichen Herstellung von Profilen aus härtbaren Kunststoff-Formmassen

Verfahren zur Herstellung von schäumbarem, rieselfähigem Polyvinylchloridtrockenpulver

Haltbare, thermoplastische, thixotrope Kunstharzkomposition

DEVICE FOR WORKING ON VISCOUS MATERIALS AND/OR MATERIALS, THE DURING PROCESSING VISCOUS.

COMPOSITE MATERIAL

СПОСОБ И УСТРОЙСТВО ДЛЯ ГРАНУЛИРОВАНИЯ БИОМАТЕРИАЛЬНЫХ КОМПОЗИТОВ

Процесс приготовления полимерно-биоматериальных композитов с низким содержанием влаги и вспучивающихся полимерно-биоматериальных композитов путем экструзии через перфорированную плиту (18) в водяную камеру (16) и гранулирования режущими пластинами (14). Полиолефины или конденсационные полимеры смешиваются в расплаве с твердым или полутвердым компонентом биологического происхождения (155), таким как полисахариды, включая производные целлюлозы и крахмала, или материалы белковой природы, включая полипептиды, и экструдируются, гранулируются под водой и обрабатываются в условиях ускоренного высушивания для достижения уровней влажности около 1% или менее.

СПОСОБ ПЕРЕРАБОТКИ ПОЛИМЕРНО-БИОМАТЕРИАЛЬНЫХ КОМПОЗИТОВ B ГРАНУЛЫ

Процесс приготовления полимерно-биоматериальных композитов с низким содержанием влаги и вспучивающихся полимерно-биоматериальных композитов путем экструзии через перфорированную плиту (18) в водяную камеру (16) и гранулирования режущими пластинами (14). Полиолефины или конденсационные полимеры смешиваются в расплаве с твердым или полужестким компонентом биологического происхождения (155), таким как полисахариды, включая производные целлюлозы и крахмала, или материалы белковой природы, включая полипептиды, и экструдируются, гранулируются под водой и обрабатываются в условиях ускоренного высушивания для достижения уровней влажности около одного процента (1 %) или менее.

СПОСІБ ОТВЕРДІННЯ ЕПОКСИДНОЇ КОМПОЗИЦІЇ

Спосіб отвердіння епоксидної композиції включає введення до епоксидної діанової смоли пластифікатора і полідисперсного наповнювача, який попередньо змочують епоксидною діановою смолою, піддають термообробці, опромінюють ультрафіолетовими променями і вводять отверджувач. Механічну суміш, яка містить епоксидну діанову смолу, пластифікатор і змочений епоксидною діановою смолою, термооброблений та опромінений ультрафіолетовими променями наповнювач, додатково опромінюють ультрафіолетовими променями з довжиною хвиль 254 нм протягом 15-30 хв.

ПРОЦЕС ВИГОТОВЛЕННЯ ЕЛАСТОМЕРНОЇ КОМПОЗИЦІЇ

Процес виготовлення еластомерної композиції належить до органічної хімії, зокрема до одержання пластифікаторів і каучукогенів-еластомерів для застосування в гумотехнічній і шинній промисловості. Процес включає завантаження в реактор, що обігрівається, полімеризату і наповнювачів у вигляді полістиролу і здрібненої гумової крихти при обраних їхніх пропорціях, здійснюють перемішування завантаження в нагрітому стані до одержання гомогенної маси, охолодження реактора до 60 °С і вивантаження кінцевого продукту.

Preparation method of petroleum-base environment-friendly rubber plasticization functional material

The invention discloses a preparation method of a petroleum-base environment-friendly rubber plasticization functional material, belonging to the fields of environmental protection and petroleum processing. The preparation method comprises the following steps: carrying out solvent deasphalting treatment on the raw material cycloalkyl vacuum residue, adding a crosslinking agent into raffinate deoiled asphalt, and carrying out oxygen-blast noncatalytic oxidation to prepare the rubber plasticization functional material, which has the advantages of favorable rubber compatibility, favorable plasticizing effect, favorable flowability and high stability and conforms to the environmental protection requirements. The oxygen-blast noncatalytic oxidation technique is implemented by sufficiently stirring at 290-330 DEG C to react for 10-16 hours, wherein the volumetric space velocity of the oxygen is controlled at 10-15 L/hour. The technique lowers the production cost of the rubber plasticization functional ...

VINYL RESIN AND RUBBER NITRILE POLYMELANGES PREPLASTIFIEES

PROCESS FOR PLASTICIZING AND PARTIALLY DRYING TUBULAR FILM CASINGS FOR EDIBLE PRODUCTS

COMPOSITION AND CONSUMABLES

Sintering process of synthetic latexes

Improvements with the preparation of the thermoplastic compositions

PLASTIFIANTS CONSTITUES DE POLYESTERS A POIDS MOLECULAIRE ELEVE, A EXTENSION DE CHAINE COMPATIBLES AVEC DES POLYMERES D'HALOGENURE DE VINYLE

Plastifiants constitués de polyesters à poids moléculaire élevé. Les plastifiants sont des polyesters saturés, linéaires, solides, à extension de chaîne, à poids moléculaire moyen en nombre d'au moins 40 000 et ayant un rapport radicaux méthylènes/ radicaux carbonyloxy d'environ 4 : 1 à environ 7 : 1; ces polyesters à extension de chaîne, ayant les caractéristiques indiquées ci-dessus, sont préparés par réaction d'un prépolymère en polyester avec un agent d'extension de chaîne. La présente invention est particulièrement utile pour fournir des polyesters avec extension de chaîne, employés comme plastifiants pour des polymères d'halogénures de vinyle.

METHOD OF PREPARATION OF THERMOPLASTIC COMPOSITIONS CONTAINING VEGETABLE FLOUR PLASTIFIEE AND COMPOSITIONS THUS OBTAINED

Process of obtaining a polyvinyl chloride mass pétrissable and being able to be rolled

High rigidity rubber material

The present invention relates to a rubber material containing an EPDM rubber composition containing an EPDM rubber, a carbon black, a softening agent, a vulcanizing agent and a sulfur compound, in which a blending amount of whole components from which the vulcanizing agent and the sulfur compound are excluded is from 300 to 400 parts by weight, and a total sulfur blending amount is from 1.0 to 2.8 parts by weight, in which a blending ratio of carbon black/softening agent is from 1.8 to 2.5, and in which the EPDM rubber composition has a Mooney viscosity of from 70 to 100 at 100° C., and a vulcanized composition thereof has a rate of rigidity change satisfying the following equation (1): {(30% Modulus at 100° C./30% modulus at 23° C.)−1}×100%≧−10%  (1).

PROCESS FOR MANUFACTURING A THERMOFORMABLE PLASTICIZED COMPOSITE CONTAINING CELLULOSE FIBER AND A MOLDABLE POLYMER

The present invention concerns a process for manufacturing a thermoformable plasticized composite containing cellulose fiber and polylactide by blending the dry cellulose fiber and a compatibilizer in a compactor into pellets, and subsequently reacting the reactive compatibilizer and the mixture of cellulose fiber and polylactide by compounding. The invention also concerns a composite manufactured using said process, as well as further processed products. 1. A process for manufacturing a thermoformable plasticized composite from cellulose fiber and a moldable polymer comprising:blending dry cellulose fibers, the moldable polymer and one or more compatibilizers into a compressed biomaterial, and subsequentlyreacting the compatibilizer(s) and the mixture of cellulose fiber and polylactide by compounding into the composite.2. The process according to claim 1 , wherein the cellulose fiber is obtained from any wood material from softwood trees claim 1 , or any wood material from hardwood trees or from non-wood materials claim 1 , or grasses claim 1 , straw claim 1 , leaves claim 1 , bark claim 1 , seeds claim 1 , hulls claim 1 , flowers claim 1 , vegetables or fruits from materials.3. The process according to claim 1 , wherein the moldable polymer is selected from polylactide claim 1 , polyethylene claim 1 , polypropylene claim 1 , polyhydroxyalkanoates claim 1 , thermoplastic polyesters and polyamides.4. The process according to claim 1 , wherein the at least one compatibilizer is selected from long-chained (≧C8) aliphatic linear or branched organic compounds containing epoxy or anhydride functionalities claim 1 , or alternatively from such compounds containing silicate or hydroxyl functionalities.5. The process according to claim 1 , wherein the raw-materials and the compatibilizers are pressed through the openings of a dry compactor 1-20 times.6. The process according to claim 1 , wherein the raw materials and the compatibilizers are pressed through the openings of ...

PLASTICIZERS FOR A BIODEGRADABLE SCAFFOLDING AND METHODS OF FORMING SAME

Methods of making polymeric devices, such as stents, with one or more modifications such as addition of plasticizers, to improve processing, and the devices made by these methods. 1. A method of fabricating a medical device , the method comprising:processing a polymer to form a medical device or a polymer construct, the processing occurring at a high temperature, the high temperature being above the melting temperature of the polymer, if the polymer exhibits a melting temperature above 35° C., or if the polymer does not exhibit a melting temperature above 35° C., at a temperature 100° C. higher than the glass transition temperature (Tg) of the polymer, or 75° C., if 75° C. is greater than 100° C. above the Tg of the polymer; 'wherein the plasticizer is different from any solvent used in production of the polymer;', 'adding a plasticizer to the polymer prior to, during, or both prior to and during the processing of the polymer;'}removing at least 75 weight % of the plasticizer from the processed polymer, the removal comprising heating the processed polymer to and maintaining the processed polymer at a temperature above the glass transition temperature of the polymer or above 28° C., if the glass transition temperature of the polymer is lower than 25° C., and below the melting temperature of the polymer, if the polymer has a melting temperature above 28° C., or if the polymer does not have a melting temperature above 28° C., below the temperature that is 75° C. greater than the glass transition temperature of the polymer, or below 60° C., if 60° C. is higher than 75° C. greater than the glass transition temperature of the polymer;optionally executing one or more additional operations on the medical device or on the polymer construct;wherein the polymer has a number average molecular weight as measured by GPC using polystyrene standards of at least 250,000 g/mole, but not more than 3,000,000 g/mole, the polymer has a weight average molecular weight of at least 300,000 ...

PACKAGED VISCOELASTIC POLYMER SUBSTANCE

Packaged viscoelastic polymer substances and methods for the production of the packaged viscoelastic polymer substances are provided. The packaged viscoelastic polymer substances are further processable under the influence of heat and shear. 1. A method for producing a packaged viscoelastic polymer substance , the method comprising:a) plastifying a viscoelastic polymer substance at elevated temperatures, the viscoelastic polymer substance being a polymer substance based on poly(meth)acrylates having a weight-average molecular weight of 500,000 g/mol or more;b) continuously dispensing the plastified viscoelastic polymer substance into a protective polymer film, that has no self-adhesive properties and which, before being filled with the plastified viscoelastic polymer substance, has been brought into a tubular form, to give a strandlike polymer assembly having a diameter of 55 to 70 mm, a core of the plastified viscoelastic polymer substance, and a shell of the protective polymer film, wherein a fraction of the protective polymer film, based on a total weight of the protective polymer film and the plastified viscoelastic polymer substance, is less than 1.0 wt %, and wherein the plastified viscoelastic polymer substance has a viscosity of more than 100 Pas at the instant of being dispensed into the tubular protective polymer film;c) converting the strandlike polymer assembly into a flattened strandlike polymer assembly with a smallest cross-section having a ratio of width to height of about 2:1 to 7:1;d) cooling the flattened strandlike polymer assembly to a temperature at which the strandlike polymer assembly is still plastically deformable; ande) subsequently winding the flattened strandlike polymer assembly onto a reel, wherein the strandlike polymer assembly wound onto the reel has a length of more than 30 meters.2. The method of claim 1 , wherein the converting of the strandlike polymer assembly into the flattened strandlike polymer assembly in c) is carried out ...

METHOD FOR PRODUCING READY-TO-USE SOFT PVC FILMS OR PROFILES

The extrusion of polymer compositions based on polyvinyl chloride (PVC) and in particular to a method in which polymer compositions are produced that have an elongation at break of at least 200%, a tensile strength of at least 10 N/mm2 with a specific energy input SEI of 0.03 to 0.20 kWh/kg and in particular 0.04 to 0.16 kWh/kg. The method is expediently carried out such that a plasticiser is added in a plurality of portions to the non-composed polyvinyl chloride and mixed into said polyvinyl chloride. The method thereby offers a fast and simple possibility of producing products from finished soft PVC, the production of said products requiring only a single processing device in the form of an extruder. 1. A method for extruding a homogeneous polymer composition , which has a degree of gelation of 60% to 100% , an elongation at break of at least 200% , and a tensile strength of at least 10 N/mm , from an uncompounded polyvinyl chloride , wherein the quantity of energy introduced into the polymer composition within the method , as indicated by the specific energy input (SEI) , is 0.03 to 0.20 kWh/kg.2. The method as claimed in claim 1 , the polymer composition consisting substantially of(A) 30 to 80 wt % of polyvinyl chloride,(B) 0.5-5 wt % of a stabilizing additive,(C) 0-40 wt % of a solid constituent, and(D) 5-40 wt % of a plasticizer, liquid at room temperature, for the polyvinyl chloride,where the figures in wt % are based in each case on the total weight of the polymer composition, andwhere the method comprises the steps of(I) feeding polyvinyl chloride (A) in uncompounded form into an extrusion apparatus having at least one rotor, which has at least three kneading and/or mixing zones and is capable of both transporting and mixing the mixture,(II) feeding the polyvinyl chloride (A) and stabilizing additive (B) into the extrusion apparatus through a first inlet, which is disposed in the vicinity of the drive unit and adjacent to a first conveying segment section ...

ANTI-ICING SURFACES EXHIBITING LOW INTERFACIAL TOUGHNESS WITH ICE

An anti-icing coating is provided having low interfacial toughness (LIT) with ice. The anti-icing coating includes a polymer and a plasticizing agent. A thickness of the anti-icing coating may be less than or equal to about 100 micrometers (μm). Further, the anti-icing coating has an interfacial toughness (Γ) with ice of less than or equal to about 1 J/m. Such an anti-icing coating may be applied to a substrate or surface of a device on which ice may form, such as aircraft, vehicles, marine vessels, outdoor equipment, snow or ice removal equipment, recreational equipment, wind turbines, telecommunications equipment, power lines, and the like. Methods of forming such anti-icing coatings are also provided. 1. An anti-icing coating having low interfacial toughness with ice comprising:a polymer; and{'sub': 'ice', 'sup': '2', 'a plasticizing agent, wherein a thickness of the anti-icing coating is less than or equal to about 100 micrometers (μm) and the anti-icing coating has an interfacial toughness (Γ) with ice of less than or equal to about 1 J/m.'}2. The anti-icing coating of claim 1 , wherein the anti-icing coating has an interfacial toughness (Γ) with ice of less than or equal to about 0.25 J/m.3. The anti-icing coating of claim 1 , wherein the anti-icing coating has a surface area of greater than or equal to about 3 cm.4. The anti-icing coating of claim 1 , wherein the anti-icing coating has a surface area of greater than or equal to about 1 m.5. The anti-icing coating of claim 1 , wherein the anti-icing coating has a critical length (L) of greater than or equal to about 2.5 cm.6. The anti-icing coating of claim 1 , wherein a shear force to remove ice from the anti-icing coating remains substantially constant when a length of the anti-icing coating is greater than a critical length (L) of the anti-icing coating.7. The anti-icing coating of claim 1 , wherein the polymer is selected from the group consisting of: polyvinyl chloride (PVC) claim 1 , polydimethylsiloxane ...

Polymer Compositions With PBSA Plasticizer

A polymeric composition is disclosed which includes from about 40 to about 99 weight percent of a first polymer and from about 1 to about 60 weight percent of polybutylene(succinate-co-adipate) (“PBSA”). Preferably the first polymer is selected from the group consisting of polyvinyl chloride, polylactic acid, polyhydroxy alkanoates, and mixtures thereof. A method for making the composition is also disclosed. 1. A polymeric composition comprising:from about 40 to about 99 weight percent of a first polymer which comprises polyhydroxy alkanoates; andfrom about 1 to about 60 weight percent of polybutylene(succinate-co-adipate) (“PBSA”).2. (canceled)3. The polymeric composition of claim 1 , wherein the PBSA has a weight average molecular weight from about 50 claim 1 ,000 to about 200 claim 1 ,000.4. The polymeric composition of claim 1 , wherein the PBSA has a weight average molecular weight from about 80 claim 1 ,000 to about 120 claim 1 ,000.5. The polymeric composition of claim 1 , wherein the PBSA has a viscosity from about 15 claim 1 ,000 to about 40 claim 1 ,000 centipoise at a temperature of about 215° C.6. The polymeric composition of claim 1 , wherein the PBSA has a melting point from about 20° C. to about 75° C.7. The polymeric composition of claim 1 , wherein the PBSA has a melting point from about 25° C. to about 40° C.8. The polymeric composition of claim 1 , wherein the PBSA comprises:from about 40 to about 60 mole percent moieties derived from 1,4-butanediol,from about 10 to about 50 mole percent moieties derived from succinic acid, andfrom about 10 to about 50 mole percent moieties derived from adipic acid.9. The polymeric composition of claim 1 , wherein the composition comprises from about 1 to about 10 weight percent of the PBSA.10. The polymeric composition of claim 1 , wherein the composition comprises from about 50 to about 60 weight percent of the PBSA.11. The polymeric composition of claim 1 , wherein the composition further comprises at least one ...

LIQUID COLOR CONCENTRATE FOR USE IN PARTICLE ARTICLES

A liquid color concentration for use in plastic articles comprises a non-orthophthalate plasticizer and at least one of a colorant, a functional additive or a special effect pigment.

NOVEL PLASTICIZER BLENDS AND PLASTISOL COMPOSITIONS COMPRISED THEREOF

A novel plasticizer blend(s) useful for plastisol compositions, including organisols, having good solvating properties, good viscosity profiles and compatibility with other plasticizers and solvents traditionally used in plastisols, comprising benzoate ester plasticizer(s) and a compatibilizing plasticizer component. Methods for preparing a plastisol having low viscosity and good rheology characteristics and for rendering a benzoate ester plasticizer, or blends thereof, compatible with organic solvents traditionally used in plastisols, by incorporating the novel plasticizer blend(s), which do not require adjusting the solubility parameters of the solvents to accommodate the plasticizer, are disclosed.

COMPOSITIONS AND METHODS RELATED TO PROTEINS CAPABLE OF REVERSIBLE TRANSITION TO A MELT

Provided are compositions and methods for making a variety of products. The methods involve mixing sucker ring teeth (SRT) protein and a plasticizer or a solvent to obtain a mixture of the SRT protein and the plasticizer. When the SRT is mixed with a plasticizer it is heated to between 32° C. and 195° C. to obtain an SRT protein melt. The melt is used to form a wide variety of products. When the SRT is mixed with a solvent, such as an organic solvent or an aqueous solvent, a solution of the SRT protein is formed, and is subsequently used to forming a product from the solution, wherein the product contains SRT protein. 1. A method of making an amorphous product , the method comprising mixing a squid ring teeth (SRT) protein and a plasticizer to obtain a mixture of the SRT protein and the plasticizer , heating the mixture to between 32° C. and 195° C. to obtain an SRT protein melt , and forming the amorphous product from the SRT protein melt , wherein the forming the product is reversible.2. The method of claim 1 , wherein the plasticizer is an aqueous solution.3. The method of comprising sonicating the mixture during or subsequent to the heating.4. The method of claim 1 , wherein the forming the product comprises extruding the SRT protein melt claim 1 , coating the SRT protein melt onto a surface claim 1 , molding the SRT protein melt claim 1 , or a combination thereof.5. The method of claim 1 , wherein the forming the product comprises cooling the SRT protein melt to form at least one structure having a three dimensional shape.6. The method of claim 1 , wherein the forming the product comprises forming an adhesive and cohesive layer.7. The method of claim 1 , wherein the forming the product comprises forming a film claim 1 , fiber claim 1 , ribbon or tube.8. The method of claim 7 , wherein forming the film is performed claim 7 , and wherein forming the film comprises placing the SRT protein melt on a patterned surface.9. The method of claim 1 , wherein the method ...

PLASTICIZED TEREPHTHALATE-BASED POLYESTER BLENDS CONTAINING FATTY ACIDS OR ESTERS THEREOF

A plasticized terephthalate-based polyester blend comprising a terephthalate-based polyester (e.g., polyethylene terephthalate, i.e., PET) homogeneously blended with a fatty acid or ester thereof, wherein said fatty acid or ester thereof is present in said polyester blend in an amount of 1-50 wt %. Also described herein is a method for producing a plasticized terephthalate-based polyester blend, the method comprising melt mixing a terephthalate-based polyester with a fatty acid or ester thereof at a temperature in a range of 230-250° C. to produce said polyester blend, wherein said fatty acid or ester thereof is present in said polyester blend in an amount of 1-50 wt % and is homogeneously blended with said terephthalate-based polyester. 1. A plasticized terephthalate-based polyester blend comprising a terephthalate-based polyester homogeneously blended with a fatty acid or ester thereof , wherein said fatty acid or ester thereof is present in said polyester blend in an amount of 1-50 wt %.2. The polyester blend of claim 1 , wherein said fatty acid contains at least eight carbon atoms.3. The polyester blend of claim 1 , wherein said fatty acid contains at least ten carbon atoms.4. The polyester blend of claim 1 , wherein said fatty acid contains at least twelve carbon atoms.5. The polyester blend of claim 1 , wherein said fatty acid is tall oil fatty acid.6. The polyester blend of claim 1 , wherein said terephthalate-based polyester is polyethylene terephthalate.7. The polyester blend of claim 1 , wherein said fatty acid or ester thereof is present in said polyester blend in an amount of 3-30 wt %.8. The polyester blend of claim 1 , further comprising lignin in an amount of 1-50 wt % by weight of said polyester blend claim 1 , wherein said lignin is homogeneously blended in said polyester blend.9. The polyester blend of claim 8 , wherein said lignin has a molecular weight of 500-5000 g/mole.10. The polyester blend of claim 8 , wherein said lignin is present in said ...

LUMPS AND COMPOSITION

[Objective] 1. A lump comprising 100 parts by mass of ethylene copolymer (X) which comprises a structural unit derived from ethylene [A] , a structural unit derived from α-olefin [B] having 3 to 20 carbon atoms , and a structural unit derived from at least one component [C] selected from the group consisting of (c-1) polyene and (c-2) cyclic olefin , and which satisfies (1) to (3) below , and 750 to 2 ,000 parts by mass of plasticizer (Y); wherein(1) the structural unit derived from ethylene [A] represents 50 to 90 mol % in 100 mol % of a total of the structural unit derived from component [A], the structural unit derived from component [B], and the structural unit derived from component [C] in copolymer (X),(2) the structural unit derived from component [C] represents 1.0 to 5.0 mol % in 100 mol % of a total of the structural unit derived from component [A], the structural unit derived from component [B], and the structural unit derived from component [C] in copolymer (X), and(3) an intrinsic viscosity [η] of ethylene copolymer (X) measured in a decalin solution of 135° C. is 7.8 to 13.0 dl/g.2. The lump according to claim 1 , wherein an intrinsic viscosity [q] of plasticizer (Y) measured in a decalin solution of 135° C. is not more than 0.2 dl/g.3. The lump according to claim 1 , which has a mass of 1 kg to 100 kg.4. The lump according to claim 1 , wherein the lump is bale.5. A production method of a rubber composition comprising melt kneading the lump described in claim 1 , a rubber claim 1 , and compounding agents as needed.6. The production method of a rubber composition according to claim 5 , wherein the rubber comprises at least one type of ethylene α-olefin non-conjugated polyene copolymer.7. A composition (Z) comprising 100 parts by mass of ethylene copolymer (X) which comprises a structural unit derived from ethylene [A] claim 5 , a structural unit derived from a-olefin [B] having 3 to 20 carbon atoms claim 5 , and a structural unit derived from at least ...

COMPOSITIONS AND METHODS RELATED TO PROTEINS CAPABLE OF REVERSIBLE TRANSITION TO A MELT

Provided are compositions and methods for making a variety of products. The methods involve mixing sucker ring teeth (SRT) protein and a plasticizer or a solvent to obtain a mixture of the SRT protein and the plasticizer. When the SRT is mixed with a plasticizer it is heated to between 32° C. and 195° C. to obtain an SRT protein melt. The melt is used to form a wide variety of products. When the SRT is mixed with a solvent, such as an organic solvent or an aqueous solvent, a solution of the SRT protein is formed, and is subsequently used to forming a product from the solution, wherein the product contains SRT protein. 1. A method of making an amorphous product , the method comprising mixing at least one squid ring teeth (SRT) protein and a plasticizer to obtain a mixture of the SRT protein and the plasticizer , heating the mixture to between 32° C. and 195° C. to obtain an SRT protein melt , and forming the amorphous product from the SRT protein melt , wherein the forming the product is reversible.2. The method of claim 1 , wherein prior to the mixing claim 1 , the at least one SRT protein is expressed in an in vitro cell culture by an expression vector and then separated from the cell culture.3. The method of claim 1 , wherein the plasticizer is an aqueous solution.4. The method of comprising sonicating the mixture during or subsequent to the heating.5. The method of claim 1 , wherein the forming the product comprises extruding the SRT protein melt claim 1 , coating the SRT protein melt onto a surface claim 1 , molding the SRT protein melt claim 1 , or a combination thereof.6. The method of claim 1 , wherein the forming the product comprises cooling the SRT protein melt to form at least one structure having a three dimensional shape.7. The method of claim 1 , wherein the forming the product comprises forming an adhesive and cohesive layer.8. The method of claim 1 , wherein the forming the product comprises forming a film claim 1 , fiber claim 1 , ribbon or tube.9. ...

Film for laminating glass, method for manufacturing film for laminating glass, and vehicle comprising film for laminating glass

A film for laminating glass includes a polyvinyl acetal, a plasticizer, inorganic particles, and a trioxane-based compound.

HMPSA INCORPORATING A PLASTICISER MADE FROM A RENEWABLE RAW MATERIAL

1) An HMPSA composition comprising from 20% to 50% of a composition of styrene block copolymers; from 35% to 65% of tackifying resin; and from 7% to 25%, as plasticizer, of a vegetable oil is chosen from sunflower, rapeseed, linseed and soybean oil.

POLYVINYL ALCOHOL RESIN COMPOSITION PELLETS AND METHOD OF PRODUCING POLYVINYL ALCOHOL RESIN COMPOSITION PELLETS

An object of the present invention is to provide polyvinyl alcohol resin composition pellets in which coloring is small and hardness characteristics are improved. The present invention relates to polyvinyl alcohol resin composition pellets, which comprise a polyvinyl alcohol resin, and have hardness of 100 N or more at 23° C. and 50% RH, and a yellow index value of 50 or less after being heated at 210° C. and pressed at 5 kgf/cmfor two minutes. 1. Polyvinyl alcohol resin composition pellets , which comprise a polyvinyl alcohol resin , and have hardness of 100 N or more at 23° C. and 50% RH , and a yellow index value of 50 or less after being heated at 210° C. and pressed at 5 kgf/cmfor two minutes.2. The polyvinyl alcohol resin composition pellets according to claim 1 , wherein the polyvinyl alcohol resin has a saponification degree of 70 mol % or more.3. The polyvinyl alcohol resin composition pellets according to claim 1 , further comprising a plasticizer in an amount of 0.1 to 8 parts by mass relative to 100 parts by mass of polyvinyl alcohol resin.4. A method of producing polyvinyl alcohol resin composition pellets claim 1 , the method comprising a step of compressing polyvinyl alcohol resin powders with a bulk specific gravity of 0.60 to 0.80 g/ml and performing cutting.5. The polyvinyl alcohol resin composition pellets according to claim 2 , further comprising a plasticizer in an amount of 0.1 to 8 parts by mass relative to 100 parts by mass of polyvinyl alcohol resin. The present invention relates to polyvinyl alcohol resin composition pellets and a method of producing the polyvinyl alcohol resin composition pellets.In the related art, a hydrophobic thermoplastic resin is pelletized by: extruding the thermoplastic resin into strands by melt-kneading; cooling the strands by using a water-contact cooling method (immersion in water); and then cutting the strands into pellets with a cutting device, and the obtained pellets are used for various molding materials. ...

DISPERSION OF HOMOPOLYMER OF VINYL CHLORIDE

Preparation process for the dispersion of homopolymer of vinyl chloride with high content of free hydroxyl as adhesive, more precisely, the current patent comes to be the invention of the preparation process for the dispersion of homopolymer of vinyl chloride with high content of free hydroxyl as adhesive where it is used an homopolymer of vinyl chloride of high molecular weight which reacts with a vegetable plasticizer, polyarilic glycolic triester based, biodegradable and non-toxic, in order to reach a certain content of free hydroxyl controlled by the balance of a vegetable ethoxylate surfactant, thus providing, an extreme adherence over different polymeric substrates, or not, due to the high intermolecular forces ‘Van Der Waals’ which indicate the dimension of the action on the surface. 14-. (canceled)5. A method of producing an adhesive comprising:preparing a dispersion of a homopolymer of vinyl chloride and a plasticizer; andenabling the dispersion to reach a certain content of free hydroxyl by addition of an ethoxylate fatty alcohol surfactant,wherein the dispersion produces an extreme adherence over a plurality of polymeric and non-polymeric substrates.6. The method according to claim 5 , wherein the dispersion comprises:(i) a PVC homopolymer with K in the range from 65 to 75;(ii) an ethoxylate fatty alcohol having from 10 to 40 mols;(iii) an ecologic plasticizer; and(iv) a stabilizer.7. The method according to claim 6 , wherein the dispersion comprises from 25 to 35 parts of the PVC homopolymer.8. The method according to claim 6 , wherein the dispersion comprises from 50 to 50 parts of the ethoxylate fatty alcohol.9. The method according to claim 6 , wherein the dispersion comprises from 10 to 20 parts of the plasticizer.10. The method according to claim 6 , wherein the dispersion comprises from 1 to 2 parts of the stabilizer.11. The method according to claim 6 , wherein the preparation of the dispersion further comprises incorporating the plasticizer on ...

ERASING TOOL

Provided is an erasing tool which produces no eraser crumbs and allows a progress for adsorption of even a light color of color pencil leads and the like to be recognized at a glance and which makes it possible to surely erase the color of color pencil lead and has a high light transmittance. The erasing tool is characterzied by containing a secondary aggregate having a diameter of 1 to 100 μm with a petaloid particle as a primary particle. 1. An erasing tool containing a secondary aggregate having a diameter of 1 to 100 μm with a petaloid particle as a primary particle.2. The erasing tool as described in claim 1 , wherein the particle contains flakes selected from the group consisting of calcium silicate claim 1 , calcium carbonate or calcium phosphate and composite compounds thereof.3. The erasing tool as described in claim 1 , further containing matrix components claim 1 , a plasticizer and a filler.4. The erasing tool as described in claim 2 , further containing matrix components claim 2 , a plasticizer and a filler. The present invention relates to an erasing tool which is excellent in erasability of drawn lines written by pencils, mechanical pencils, color pencils and the like and does not produce eraser crumbs and which has a light transmittance.In general, erasing tools of a rubber type such as natural rubbers and synthetic rubbers, and erasing tools of a plastic type comprising plastic resins as main resins such as vinyl chloride resins are known in terms of materials for erasing tools, and usual rectangular ones, polygonal ones suitable for corner erasers and the like are known in terms of a shape. Further, erasing tools prepared by blending a matrix with various abrasives, inorganic materials and the like are known for enhancing erasability of drawn lines.In conventional, erasing tools, used to be involved therein are the problems that eraser crumbs produced have to be collected and disposed and that the eraser crumbs which are not completely collected ...

POLY(VINYL ACETAL) RESIN COMPOSITIONS, LAYERS, AND INTERLAYERS HAVING ENHANCED PROPERTIES

Resin compositions, layers, and interlayers comprising a poly(vinyl acetal) resin that includes residues of an aldehyde other than n-butyraldehyde are provided. Such compositions, layers, and interlayers can exhibit enhanced or optimized properties as compared to those formulated with comparable poly(vinyl n-butyral) resins. 1. An interlayer comprising: a resin layer comprising a poly(vinyl acetal) resin and a plasticizer , wherein the poly(vinyl acetal) resin has a residual hydroxyl content of at least 22 weight percent and comprises at least 10 weight percent of residues of at least one aldehyde other than n-butyraldehyde , based on the total weight of aldehyde residues of the poly(vinyl acetal) resin , and wherein the resin layer has a glass transition temperature greater than 45° C.2. The interlayer of claim 1 , wherein the plasticizer is present in the resin layer in an amount in the range of from 5 to 30 phr and wherein the glass transition temperature of the resin layer is at least 46° C.3. The interlayer of claim 1 , wherein the plasticizer is present in the resin layer in an amount in the range of from 5 to 20 phr and wherein the glass transition temperature of the resin layer is at least 47° C.4. The interlayer of claim 1 , wherein the plasticizer is present in the resin layer in an amount in the range of from 5 to 20 phr and wherein the glass transition temperature of the resin layer is at least 50° C.5. The interlayer of claim 1 , wherein the plasticizer is present in the resin layer in an amount of not more than 20 phr and wherein the glass transition temperature of the resin layer is at least 55° C.6. The interlayer of claim 1 , wherein the poly(vinyl acetal) resin has a residual hydroxyl content of at least 24 weight percent and comprises at least 10 weight percent of residues of at least one aldehyde other than n-butyraldehyde claim 1 , based on the total weight of aldehyde residues of the poly(vinyl acetal) resin.7. The interlayer of claim 1 , ...

HIGH PERFORMANCE POLYMER AND PROCESS THEREFOR

A polymeric material process includes increasing a mobility within a polymer to enables specific alignment of polymer chains. 1. A polymeric material process , comprising:increasing mobility transiently within a polymer to enable specific alignment of polymer chains.2. The process as recited in claim 1 , wherein the polymer includes a thermosetting material.3. The process as recited in claim 1 , wherein increasing mobility is achieved by adding a plasticizer.4. The process as recited in claim 3 , wherein the plasticizer includes H2O.5. The process as recited in claim 3 , wherein the plasticizer includes CO2.6. The process as recited in claim 3 , wherein the plasticizer is removed prior to completion of a curing cycle.7. The process as recited in claim 1 , wherein increasing mobility is achieved by a pulsed electrical field.8. The process as recited in claim 1 , wherein increasing mobility is achieved by ultrasonic bombardment.9. A polymeric material process claim 1 , comprising:initiating a curing cycle of a polymer;increasing a mobility within the polymer during the curing cycle; andceasing the increasing of the mobility at a desired threshold prior to completion of the curing cycle.10. The process as recited in claim 9 , wherein increasing mobility is performed in a transient manner.11. The process as recited in claim 9 , wherein increasing mobility is achieved by adding a plasticizer.12. The process as recited in claim 11 , wherein the plasticizer is removed after a preferred alignment of a molecule chain of the polymer is completed.13. The process as recited in claim 12 , wherein the plasticizer is removed prior to completion of a curing cycle.14. The process as recited in claim 9 , wherein increasing mobility is achieved by a pulsed electrical field.15. The process as recited in claim 9 , wherein increasing mobility is achieved by ultrasonic bombardment.16. A polymeric material claim 9 , comprising:a thermoset material with a thermal oxidative stability of less ...

Polymeric Plasticizer Compositions

The present invention relates to polymeric plasticizer compositions made from an aromatic acid source, a glycol, and a C-Cmonocarboxylic acid, or ester or anhydride thereof. The aromatic acid source can include polymeric materials such as recycled polyethylene terephthalate (PET). The present invention also relates to methods for making the polymeric plasticizer compositions, to methods of plasticizing polymeric materials, and to plasticized polymeric compositions. The polymeric plasticizers are useful for plasticizing various polymers, such as thermoplastic polymers, including, for example, polyvinyl chloride (PVC). The polymeric plasticizers provide a sustainable alternative to conventional phthalate ester plasticizers, such as diisooctyl phthalate (DOP). 1. A polymeric plasticizer composition comprising a reaction product of:(a) an aromatic acid source selected from an aromatic diacid, an aromatic diacid anhydride, an aromatic diacid monoester, an aromatic diacid diester, an aromatic linear ester oligomer, an aromatic linear thermoplastic polyester, and combinations thereof;(b) a glycol;and{'sub': 4', '36, '(c) a C-Cmonocarboxylic acid, or ester or anhydride thereof.'}2. A polymeric plasticizer composition according to having a number average molecular weight from 500 to 25 claim 1 ,000 grams/mole.34.-. (canceled)5. A polymeric plasticizer composition according to having an acid value less than 10 mg KOH/g.67.-. (canceled)8. A polymeric plasticizer composition according to having a hydroxyl number less than 80 mg KOH/g.911.-. (canceled)12. A polymeric plasticizer composition according to having a polymer backbone ether value less than about 5 percent by weight ether oxygen based on the weight of the polymeric plasticizer composition.13. A polymeric plasticizer composition according to wherein the aromatic acid source is an aromatic linear thermoplastic polyester.14. A polymeric plasticizer composition according to wherein the aromatic linear thermoplastic ...

POLYMERIC PLASTICIZER COMPOSITIONS

The present invention relates to polymeric plasticizer compositions made from an aromatic acid source, a glycol, and a C-Cmonocarboxylic acid, or ester or anhydride thereof. The aromatic acid source can include polymeric materials such as recycled polyethylene terephthalate (PET). The present invention also relates to methods for making the polymeric plasticizer compositions, to methods of plasticizing polymeric materials, and to plasticized polymeric compositions. The polymeric plasticizers are useful for plasticizing various polymers, such as thermoplastic polymers, including, for example, polyvinyl chloride (PVC). The polymeric plasticizers provide a sustainable alternative to conventional phthalate ester plasticizers, such as diisooctyl phthalate (DOP). 149.-. (canceled)50. A process for preparing a polymeric plasticizer composition comprising reacting:(a) an aromatic acid source selected from an aromatic diacid, an aromatic diacid anhydride, an aromatic diacid monoester, an aromatic diacid diester, an aromatic linear ester oligomer, an aromatic linear thermoplastic polyester, and combinations thereof;(b) a glycol;and{'sub': 4', '36, '(c) a C-Cmonocarboxylic acid, or ester or anhydride thereof at a temperature between 80° C. and 260° C.'}51. A process for preparing a polymeric plasticizer composition according to further comprising performing the reaction in the presence a catalyst.52. A process for preparing a polymeric plasticizer composition according to wherein the catalyst is selected from titanium catalysts claim 51 , tin catalysts claim 51 , and combinations thereof.53. A process for preparing a polymeric plasticizer composition according to wherein the catalyst is selected from butyltin tris-2-ethylhexanoate claim 52 , butylstannoic acid claim 52 , dibutyltin oxide claim 52 , tetra-n-butyl titanate claim 52 , triethanolamine titanium claim 52 , titanium tetra-isopropoxide claim 52 , and combinations thereof.54. A process for preparing a polymeric ...

Plasticizer Composition and Resin Composition Including the Same

The present invention relates to a tetraester-based plasticizer composition characterized in including a product derived from esterification reaction of an isomer mixture of hexanoic acid and a tetraol, wherein the degree of branching of the isomer mixture of hexanoic acid is 2.0 or less. If the plasticizer composition is applied to a resin, plasticization efficiency and absorption rate may be maintained to equal or better levels when compared to a case applying the conventional plasticizer, and mechanical properties, migration resistance, stress migration and loss properties may be markedly improved. 2. The plasticizer composition according to claim 1 , wherein the degree of branching is 1.5 or less.3. The plasticizer composition according to claim 1 , wherein the isomer mixture comprises 2-methylpentanoic acid and 3-methylpentanoic acid.4. The plasticizer composition according to claim 1 , wherein the isomer mixture comprises 1-hexanoic acid claim 1 , 2-methylpentanoic acid claim 1 , 3-methylpentanoic acid and claim 1 , and cyclopentyl methanoic acid.5. The plasticizer composition according to claim 1 , wherein the isomer mixture comprises from 20 to 95 parts by weight of a branched hexanoic acid with respect to a total of 100 parts by weight of the isomer mixture.6. The plasticizer composition according to claim 1 , wherein the isomer mixture comprises 30 parts by weight or less of cyclopentyl methanoic acid with respect to a total of 100 parts by weight of the isomer mixture.7. The plasticizer composition according to claim 1 , wherein the isomer mixture comprises 80 parts by weight or less of 1-hexanoic acid with respect to a total of 100 parts by weight of the isomer mixture.8. The plasticizer composition according to claim 1 , wherein a mixture weight of a triester and a diester that are optionally present in the tetraester-based composition is 5.0 wt % or less with respect to a total weight of the tetraester-based composition.9. A resin composition claim 1 , ...

PLASTICIZER AND PLASTIC PRODUCT

A plasticizer, which is biodegradable, has a molecule including a central structure, at least two connecting structures and at least one side-chain structure. The central structure includes at least one of a benzene derivative and at least one amino acid. The connecting structures are respectively connected to the central structure, wherein the connecting structures include a first connecting structure and a second connecting structure. The first connecting structure is an amine group, and the second connecting structure is a carboxyl group. The side-chain structure is a chain of multiple carbon atoms, and the side-chain structure is connected to at least one of the first connecting structure and the second connecting structure. An amide bond is formed as the side-chain structure connected to the amine group, and an ester bond is formed as the side-chain structure connected to the carboxyl group. 1. A plasticizer , which is biodegradable , a molecule of the plasticizer comprising:a central structure comprising at least one of a benzene derivative and at least one amino acid; a first connecting structure, which is an amine group; and', 'a second connecting structure, which is a carboxyl group; and, 'at least two connecting structures respectively connected to the central structure, wherein the at least two connecting structures compriseat least one side-chain structure, wherein the at least one side-chain structure is a chain of multiple carbon atoms, the at least one side-chain structure is connected to at least one of the first connecting structure and the second connecting structure, an amide bond is formed as the at least one side-chain structure connected to the amine group, and an ester bond is formed as the at least one side-chain structure connected to the carboxyl group; {'br': None, 'i': n', 'n', 'n, '0≤NC/(NC+OC)≤1.00;'}, 'wherein a number of carbon atoms of the side-chain structure which is connected to the amine group is nNC, a number of carbon atoms of ...

BIODEGRADABLE POLYMER-BASED BIOCOMPOSITES WITH TAILORED PROPERTIES AND METHOD OF MAKING THOSE

A biodegradable composite including: (a) a polymeric matrix having a biodegradable polymer; (b) a filler; and (c) an anhydride grafted compatibilizer including one or more biodegradable polymers modified with an anhydride group. The composite may also include (d) polymer additives such as polymer chain extenders or plasticizers. An in situ method of manufacturing the biodegradable composite of the present invention, including the steps of: (a) melting one or more biodegradable polymers in the presence of a functional monomer and a free radical initiator to form a mixture; and (b) adding a filler and polymer additives to the mixture thereby manufacturing the biodegradable composite. A method of manufacturing a biodegradable polymer including (a) synthesizing a compatibilizer by (i) mixing a free radical initiator and a functional monomer, (ii) melting one or more biodegradable polymers to form a melt, and (iii) combining the product of step (i) and the melt of step (ii) thereby synthesizing the compatibilizer; and (b) mixing the compatibilizer of step (a), with a matrix of one or more biodegradable polymers and a filler and polymer additives, thereby manufacturing the biodegradable or compostable composite. 1. A biodegradable composite comprising:(a) a polymeric matrix comprising one or more biodegradable polymers;(b) a filler, the filler selected from the group consisting of one or a combination of two or more of the following: (i) a by-product from coffee and/or tea, (ii) a perennial grass and/or agricultural residue, (iii) a co-product of grain-based ethanol industries, and (iv) an inorganic filler; and(c) an anhydride grafted compatibilizer, the anhydride grafted compatibilizer comprising one or more biodegradable polymers modified with an anhydride group, the one or more biodegradable polymers in the compatibilizer being similar to or different from the biodegradable polymers in the polymeric matrix.2. The biodegradable composite of claim 1 , wherein the ...

PLASTICIZED PVC ADMIXTURES WITH SURFACE MODIFYING MACROMOLECULES AND ARTICLES MADE THEREFROM

The present invention relates to polyvinvyl chloride (PVC) admixtures with plasticizers and surface modifying macromolecules. In accordance with embodiments, articles formed from the compositions disclosed herein may reduce leaching of plasticizers. 1. A blended composition comprising from 50% to 99.9% (w/w) of a polyvinyl chloride base polymer , from 0.1% to 80% (w/w) of a plasticizer , and from 0.01% to 20% (w/w) of a surface modifying macromolecule (SMM).2. The composition of claim 1 , wherein said composition comprises from 10% to 50% (w/w) of said plasticizer.3. The composition of claim 2 , wherein said composition comprises from 20% to 45% (w/w) of said plasticizer.4. The composition of claim 1 , wherein the amounts of said polyvinyl chloride base polymer claim 1 , said plasticizer claim 1 , and said SMM provide a miscible admixture.5. The composition of claim 4 , wherein said plasticizer is selected from the group consisting of phthalates claim 4 , trimellitates claim 4 , and adipates.6. The composition of claim 5 , wherein said plasticizer is an orthophthalate.7. The composition of claim 6 , wherein said orthophthalate is di-(2-ethylhexyl)phthalate (DEHP).8. The composition of claim 5 , wherein said plasticizer is tri-(2-ethylhexyl)trimellitate (TOTM).9. The composition of claim 4 , wherein said plasticizer is dioctyl terepththalate (DENT).10. The composition of claim 1 , wherein said SMM is described by the formula:{'br': None, 'sub': T', 'n', 'T, 'F—[B-A]-B—F,'}wherein(i) A comprises poly(diethylene glycol)adipate, (neopentyl glycol-ortho phthalic anhydride) polyester, (diethylene glycol-ortho phthalic anhydride) polyester, (1,6-hexanediol-ortho phthalic anhydride) polyester, polypropylene oxide, polyethylene oxide, or polytetramethylene oxide;(ii) B comprises a urethane;{'sub': 'T', '(iii) Fis a polyfluoroorgano group, and'}(iv) n is an integer from 1 to 10.11. The composition of claim 1 , wherein said composition comprises from 60% to 80% (w/w) of said ...

PHOSPHORUS ACID FUNCTIONALIZED OPAQUE POLYMER

The present invention relates to opaque polymers functionalized with phosphorus acid groups, composites of TiOparticles and the opaque polymers, and methods for their preparation. The composites are useful in coatings formulations and have been shown to exhibit improved hiding benefits in coated substrates over compositions containing non-functionalized opaque polymer and TiO. 1. A method for preparing an aqueous dispersion of phosphorus acid functionalized core-shell polymer particles comprising the steps of a) contacting under emulsion polymerization conditions i) a first monomer emulsion with ii) an aqueous dispersion of carboxylic acid functionalized polymer particles having an average particle size of from 80 to 180 nm to form an aqueous dispersion of core-shell polymer particles; then b) plasticizing the shell portion of the core-shell polymer particles with a polymerizable plasticizing agent; then c) contacting the core-shell polymer particles with an aqueous base to swell the core without substantially polymerizing the plasticizing agent; then d) polymerizing the plasticizing agent;{'sub': 'g', 'wherein the first monomer emulsion comprises a) from 0.1 to 5 weight percent of a phosphorus acid monomer, based on the weight of the monomers in the first monomer emulsion; and b) from 50 to 99.8 weight percent of a first nonionic ethylenically unsaturated monomer which, when polymerized, has a Tof at least 50° C. and a refractive index of at least 1.4; and c) from 0.1 to 15 weight percent of a carboxylic acid functionalized monomer;'}wherein the acid functionalized polymer particles comprise from 20 to 50 weight percent structural units of a carboxylic acid monomer, based on the weight of the polymer particles; and 50 to 80 weight percent of structural units of a second nonionic ethylenically unsaturated monomer;wherein the plasticizing agent comprises from 7 to 30 percent of a third nonionic ethylenically unsaturated monomer based on the weight of the polymer ...

High performance polymer and process therefor

A polymeric material process includes increasing a mobility within a polymer to enables specific alignment of polymer chains.

Polyvinyl acetal film excellent in transparency and suppressing thermal cracking phenomenon

An object is to provide a polyvinyl acetal film which has excellent transparency and can suppress a thermal cracking phenomenon. The above object is achieved by providing a polyvinyl acetal film in which a ratio between a composite modulus (GPa) of the highest part in a convex part and a composite modulus (GPa) of the lowest part in a concave part on a surface of a film on a side in contact with glass, calculated by a nanoindentation measurement using a scanning probe microscope, is 0.90 or less, when a laminated glass is formed. In addition, the above object is achieved by providing a polyvinyl acetal film in which a ratio between a hardness (GPa) of the highest part in the convex part and a hardness (GPa) of the lowest part in the concave part, calculated by the SPM nanoindentation measurement, is 0.90 or less.

METHOD FOR PREPARING THERMOPLASTIC STARCH BY IN-SITU REACTIVE EXTRUSION PLASTICIZATION PROCESS AND METHOD FOR PREPARING STARCH/POLYMER BLEND BY IN-SITU REACTIVE EXTRUSION PLASTICIZATION AND COMPATIBILIZATION PROCESS

A method of producing a thermoplastic starch by an in-situ reactive extrusion plasticization process and a method for preparing a starch/polymer blend by an in-situ reactive extrusion plasticization and compatibilization process. In the method, a plasticizer reaction precursor (or a plasticizing compatibilizer reaction precursor) is mixed with starch to adhere to the surface of the starch or enter the starch to break the intermolecular and intramolecular hydrogen bonds of the starch. Then a mixture of the plasticizer reaction precursor (or the plasticizing compatibilizer reaction precursor) and starch is subjected to extrusion to produce the thermoplastic starch (or the starch/polymer blend), where the reaction precursor undergoes an in-situ reaction on the surfaces of the starch and in the starch to form a macro-molecular plasticizer (or a plasticizing compatibilizer) to plasticize starch or provide plasticizing and compatibilizing effect on the starch/polymer blend. 1. A method for preparing a thermoplastic starch by an in-situ reactive extrusion plasticization process , comprising:{'b': '1', '(S) mixing a plasticizer reaction precursor with starch to allow the plasticizer reaction precursor to adhere to a surface of starch granules or to enter into the starch granules to break interchain and intrachain hydrogen bonds of the starch; and'}{'b': '2', '(S) subjecting a mixture of the plasticizer reaction precursor and the starch to extrusion in a screw extruder to produce the thermoplastic starch; wherein during the extrusion, the plasticizer reaction precursor undergoes an in-situ reaction on the surface of the starch granules and inside the starch granules to form a plasticizer; and an active group on a macro-molecular chain of the plasticizer is capable of interacting with an active functional group on a macro-molecular chain of the starch such that a starch-starch interaction is replaced by a starch-plasticizer interaction, accompanied by partial depolymerization ...

RUBBER COMPOSITION COMPRISING AN ELASTOMER CONTAINING METHACRYLATE UNITS

A rubber composition based on a reinforcing filler, an elastomer matrix that is reactive with respect to the crosslinking system, wherein the elastomer matrix comprises an elastomer A comprising monomer units of a first methacrylic acid ester which represent at least 20 mol % of the monomer units of the elastomer A, and a crosslinking system is provided. The rubber composition makes it possible to improve the wet grip of tires whose tread consists of the rubber composition. 2. A rubber composition according to claim 1 , in which the monomer units of the first methacrylic acid ester represent at least 30 mol % of the monomer units of the elastomer A.4. A rubber composition according to claim 3 , in which Z comprises from 2 to 20 carbon atoms.5. A rubber composition according to claim 3 , in which Z is a hydrocarbon-based chain.6. A rubber composition according to claim 5 , in which Z is an alkyl radical.7. A rubber composition according to claim 1 , in which the first methacrylic acid ester is different from a methacrylic acid ester comprising one or more epoxide functions.8. A rubber composition according to claim 1 , in which the first methacrylic acid ester is an aliphatic compound.9. A rubber composition according to claim 1 , in which the elastomer matrix comprises monomer units that are reactive with respect to the crosslinking system.10. A rubber composition according to claim 9 , in which the elastomer matrix comprises a second elastomer claim 9 , elastomer B claim 9 , which comprises monomer units that are reactive with respect to the crosslinking system.11. A rubber composition according to claim 10 , in which the elastomer B is a diene elastomer.12. A rubber composition according to claim 11 , in which the elastomer B is an essentially unsaturated diene elastomer selected from polybutadienes claim 11 , polyisoprenes claim 11 , butadiene copolymers claim 11 , isoprene copolymers and mixtures thereof.13. A rubber composition according to claim 10 , in which ...

IN-SITU GELATINOUS TRIBLOCK COPOLYMER ELASTOMERS IN POLYURETHANE FLEXIBLE FOAMS

Combinations of gelatinous elastomer and polyurethane foam may be made by introducing a plasticized A-B-A triblock copolymer resin and/or an A-B diblock copolymer resin into a mixture of polyurethane foam forming components including a polyol and an isocyanate. The plasticized copolymer resin is polymerized to form the gelatinous elastomer in-situ while simultaneously polymerizing the polyol and the isocyanate to form polyurethane foam. The polyurethane reaction is exothermic and can generate sufficient temperature to melt the styrene-portion of the A-B-A triblock copolymer resin thereby extending the crosslinking and in some cases integrating the A-B-A triblock copolymer within the polyurethane polymer matrix. The combination has a marbled appearance. The gel component has higher heat capacity than polyurethane foam and thus has good thermal conductivity and acts as a heat sink. Another advantage of in situ gel-foam is that the gel component provides higher support factors compared to the base foam alone. 2. The method of further comprising at least partially polymerizing the in-situ copolymer resin by heat produced by polymerizing the polyol and the polyisocyanate to form the open cell flexible polyurethane foam.3. The method of where the copolymer resin is a triblock copolymer resin and the copolymer resin is added in the range of about 0.1 to about 200 parts per hundred of the polyol component of open cell flexible polyurethane foam.4. The method of where the copolymer resin is plasticized.5. The method of where the copolymer resin is formed by compounding a copolymer with at least one plasticizing oil and optionally a component selected from the group consisting of colorants; solvents; elastomeric diblock copolymer; antioxidants; antistatic agents; antimicrobial agents; flame retardants; ultraviolet stabilizers; phase change materials; surface tension modifiers; emulsifying agents; surfactants; fragrances; active hydrogen-containing components selected from the ...

CONTROLLING CROSSLINKING DENSITY AND PROCESSING PARAMETERS OF PHTHALONITRILES

Disclosed is a composition having: a diphthalonitrile compound having at least two phthalonitrile groups; a reactive plasticizer; and an amine curing agent. Also disclosed is a composition having: a diphthalonitrile compound having at least two phthalonitrile groups; a nonreactive plasticizer; and an amine curing agent. Also disclosed is a method of: providing a composition having a phthalonitrile compound; heating the composition to a processing temperature until the composition has a viscosity of 30-40 Pa·s at the processing temperature to form a partially cured composition; placing the partially cured composition into a material chamber of an extrusion machine; heating the partially cured composition and the material chamber to within 10° C. of the processing temperature; and extruding fiber from the extrusion machine. 1. A composition comprising:a diphthalonitrile compound having at least two phthalonitrile groups;a reactive plasticizer; andan amine curing agent.3. The composition of claim 1 , wherein the reactive plasticizer is a monophthalonitrile compound having only one phthalonitrile group.4. The composition of claim 3 , wherein the monophthalonitrile compound is 4-dodecyl phthalonitrile claim 3 , 4-(4-nonylphenoxy)phthalonitrile claim 3 , 4-(4-dodecylphenoxy)phthalonitrile claim 3 , 4-(m-cumylphenoxy)phthalonitrile claim 3 , or 4-(3-hydroxyphenoxy)phthalonitrile.5. The composition of claim 1 , wherein the amine curing agent is bis[4-(4-aminophenoxy)phenyl]sulfone claim 1 , bis[4-(3-aminophenoxy)phenyl]sulfone claim 1 , 1 claim 1 ,3-bis(3-aminophenoxy)benzene claim 1 , or 1 claim 1 ,4-bis(3-aminophenoxy)benzene.6. The composition of claim 1 , wherein the composition further comprises:a nonreactive plasticizer.7. The composition of claim 6 , wherein the nonreactive plasticizer is cresyl diphenylphosphate claim 6 , dodecyl diphenylphosphate claim 6 , tri-n-hexyl trimellitate claim 6 , or polyphenol ether.8. A method comprising:{'claim-ref': {'@idref': 'CLM- ...

BIO-BASED ELASTOMERIC EVA COMPOSITIONS AND ARTICLES AND METHODS THEREOF

A polymer composition may include an elastomeric ethylene-vinyl acetate, in which at least a portion of ethylene from the elastomeric ethylene-vinyl acetate is obtained from a renewable source of carbon. A curable polymer composition, an expandable polymer composition, articles, cured articles, and expanded articles may include or be formed from such polymer composition. A process for producing a polymer composition may include polymerizing ethylene at least partially obtained from a renewable source of carbon with vinyl acetate to produce an ethylene vinyl acetate copolymer; and mixing the ethylene-vinyl acetate copolymer with an elastomeric polyolefin to produce an elastomeric ethylene-vinyl acetate. 127.-. (canceled)28. A process for producing a polymer composition , comprising:polymerizing ethylene at least partially obtained from a renewable source of carbon with vinyl acetate to produce an ethylene vinyl acetate copolymer; andmixing the ethylene-vinyl acetate copolymer with an elastomeric polyolefin to produce an elastomeric ethylene-vinyl acetate.29. The process of claim 28 , wherein the elastomeric polyolefin comprises an ethylene alpha-olefin copolymer and rubber.30. The process of claim 28 , wherein the mixing comprises mixing:the EVA copolymer at a percent by weight in the range of 20 wt % to 90 wt %;an ethylene alpha-olefin copolymer at a percent by weight in the range of 5% to 60%;a polyorganosiloxane at a percent by weight in the range of 0.1 wt % to 10 wt %;a plasticizer at a percent by weight in the range of 0.5 wt % to 20 wt %; anda rubber at a percent by weight in the range of 0.5 wt % to 40 wt %.31. The process of claim 28 , wherein the polymer composition exhibits a biobased carbon content as determined by ASTM D6866-18 Method B of at least 5%.32. The process of claim 28 , wherein the vinyl acetate is at least partially obtained from a renewable source of carbon.33. The process of claim 28 , further comprising:fermenting a renewable source of ...

PLASTICIZER COMPOSITION AND RESIN COMPOSITION INCLUDING THE SAME (As Amended)

Provided are a plasticizer composition, a resin composition and a method of preparing the same. Particularly, a plasticizer capable of improving physical properties such as plasticization efficiency, migration, tensile strength, elongation rate, stress migration and light fastness, which are required for sheet formulations, when used as a plasticizer for the resin composition by improving poor physical properties generated due to a structural limitation thereof, and a resin composition including the same are provided.

METHOD AND APPARATUS FOR MODIFIED PVC PASTE RESIN

The present invention discloses a modified polyvinyl chloride (PVC) paste resin and a method of making thereof. The PVC paste resin is prepared by mixing a PVC paste resin with polysiloxane (PBP), for example polyborodimethylsiloxanes. 1. A modified PVC paste resin comprising a compounded of a PVC paste resin and a PBP.2. The modified PVC paste resin of claim 1 , characterized in that the mass ratio of the PBP and the PVC paste resin comprises a ratio in the range of 1:99-30:70.3. The modified PVC paste resin of claim 1 , characterized in that the modified PVC paste resin further includes a plasticizer.4. The modified PVC paste resin of claim 3 , characterized in that the mass ratio of the PVC paste resin and the plasticizer comprises a ratio in the range of 1:1-1:1.8.5. A method of making a modified PVC paste resin claim 3 , comprising:dissolving PBP in hydroxyl silicone oil until the hydroxyl silicone oil is substantially saturated;preparing a PVC paste resin by combining PVC and a plasticizer using a mass ratio comprising a ratio in the range of 1:1-1:1.8; andmixing the substantially saturated PBP hydroxyl silicone oil solution and the PVC paste resin under the action of thixotropic agent, wherein a mass ratio of the substantially saturated PBP hydroxyl silicone oil solution and the PVC paste resin is in a range comprising 1:99-30:70.6. The method of wherein claim 5 , the thixotropic agent is comprises at least one or more of hydrogenated castor oil claim 5 , a thixotropic SiOand/or a polyamide wax.7. The method of wherein the degree of polymerization of the hydroxyl silicone oil is in a range comprising 20-10 claim 5 ,000.8. The method of wherein mixing the saturated PBP hydroxyl silicone oil solution and the PVC paste resin under the action of thixotropic agent is accomplished at a temperature in a range comprising 190-260° C.9. A method of making a modified PVC paste resin comprising:grinding a quantity of PBP into a powder under the presence of a dispersant ...

SEPARATOR FOR SECONDARY BATTERIES WITH ENHANCED STABILITY AND METHOD OF MANUFACTURING THE SAME

Disclosed are a separator for secondary batteries with enhanced stability and a method of manufacturing the separator. The separator can prevent self-discharge which may occur when a porous non-woven fabric material is used for a separator; can perform a shutdown function at a high temperature of 200° C. or less; and can avoid even under harsh conditions of high temperatures, deterioration in stability caused by internal short-circuit of positive and negative electrodes. In particular, the separator for secondary batteries of the present invention includes a porous non-woven fabric material impregnated with a baroplastic polymer powder and pores of the porous non-woven fabric material are filled with the baroplastic polymer powder by pressing an assembly of the secondary battery. 2. The separator according to claim 1 , wherein the pores of the porous non-woven fabric material are filled with the baroplastic polymer powder.3. The separator according to claim 1 , wherein the porous non-woven fabric material comprises one or more selected from the group consisting of polyolefin claim 1 , polyimide claim 1 , aramid claim 1 , cellulose claim 1 , polyacrylonitrile claim 1 , polyester and polyamide.4. The separator according to claim 1 , wherein the pores of the porous non-woven fabric material have a size of about 1 μm to 100 μm and the porous non-woven fabric material has porosity of about 20% to 70%.5. The separator according to claim 1 , wherein the baroplastic polymer powder comprises one or more selected from the group consisting of polystyrene claim 1 , polyisoprene claim 1 , poly(n-butyl acrylate) claim 1 , 2-ethylhexyl acrylate claim 1 , poly(pentyl methacrylate) claim 1 , poly(butyl methacrylate) claim 1 , polycarbonate claim 1 , poly(methyl methacrylate) claim 1 , poly(vinyl chloride) claim 1 , poly(ethyl acrylate) claim 1 , poly(ethyl methacrylate) claim 1 , and polybutadiene.6. The separator according to claim 1 , wherein the baroplastic polymer powder has an ...

BIOPLASTICIZERS AND PLASTICIZED POLYMERIC COMPOSITIONS

Polymeric compositions comprising a vinyl chloride resin, a bioplasticizer, and antimony trioxide. The antimony trioxide comprises arsenic in an amount of 300 ppm or less, lead in an amount of 410 ppm or less, and iron in an amount of 10 ppm or less, based on the entire weight of the antimony trioxide. Such polymeric compositions can be employed in a variety of articles of manufacture, such as coatings for wires and cables. 1. A polymeric composition , comprising:(a) a vinyl chloride resin;(b) a bioplasticizer; and(c) antimony trioxide,wherein said antimony trioxide comprises arsenic in an amount of 300 ppm or less based on the entire weight of said antimony trioxide,wherein said antimony trioxide comprises lead in an amount of 410 ppm or less based on the entire weight of said antimony trioxide,wherein said antimony trioxide comprises iron in an amount of 10 ppm or less based on the entire weight of said antimony trioxide.2. The polymeric composition of claim 1 , wherein said polymeric composition comprises arsenic in an amount of 9 ppm or less claim 1 , lead in an amount of 12.3 ppm or less claim 1 , and iron in an amount of 0.3 ppm or less claim 1 , based on the entire weight of said polymeric composition.3. The polymeric composition of claim 1 , wherein said polymeric composition exhibits a loss in wet insulation resistance of less than 30% between 10 weeks of aging and 36 weeks of aging when analyzed according to UL standard 83.4. The polymeric composition of claim 1 , wherein said polymeric composition has a wet IR of at least 0.35 Mohms/1 claim 1 ,000 feet after 36 weeks of aging when analyzed according to UL standard 83.5. The polymeric composition of claim 1 , wherein said bioplasticizer is selected from the group consisting of epoxidized natural oils claim 1 , epoxidized fatty acid alkyl esters claim 1 , acetylated waxes or oils claim 1 , and combinations of two or more thereof.6. The polymeric composition of claim 1 , wherein said bioplasticizer comprises ...

PROCESS TO INCORPORATE WET NATURAL FIBER AND STARCH INTO THERMOPLASTICS

The present relates to a process for incorporating of wet natural fiber and starch into thermoplastics and the composite produced. The process for producing the composite comprises steps of: providing a wet natural fiber; providing a starch; providing a plasticizer; providing a thermoplastic; mixing the wet natural fiber, the starch and the plasticizer with water to produce a paste, and compounding the paste with the thermoplastic to produce the composite. The composite in a preferred embodiment comprises 50 weight % natural fiber/starch and a plasticizer; 50 weight % thermoplastic; a tensile modulus greater than 1450 MPa and a tensile strength greater than 41 MPa. 1. A process for producing a natural fiber/starch thermoplastic composite comprising steps of:providing a wet natural fiber comprising a total amount of natural fiber;providing a starch comprising a total amount of starch;providing a plasticizer comprising a total amount of plasticizer;providing a thermoplastic comprising a total amount of thermoplastic;mixing the wet natural fiber, the starch and the plasticizer with water to produce a paste, wherein the water comprising a total amount of water, andcompounding the paste with the thermoplastic to produce the composite.2. The process of claim 1 , wherein the mixing of the wet natural fiber claim 1 , the starch and the plasticizer with the water to produce the paste is based on a weight ratio claim 1 , WRpaste=(the total amount of natural fiber on a dry weight basis+the total amount of starch on a dry weight basis+a total amount of plasticizer)/the total amount of water=0.1-5.3. The process of claim 1 , further comprising steps of pelletizing or drying the paste to a film claim 1 , cutting the film into strips before compounding with the thermoplastic.4. The process of claim 1 , wherein the thermoplastic is selected from polypropylene (PP) claim 1 , polyethylene (PE) claim 1 , polyester and combinations thereof claim 1 , and wherein the thermoplastic ...

THERMOPLASTIC FLUORINATED POLYMER COMPOSITION FOR OFF-SHORE PIPES

The invention relates to a composition comprising: 1. A composition comprising:from 60 to 80% by weight of a polyvinylidene fluoride;from 10 to 30% by weight of a copolymer of vinylidene fluoride and of at lease one comonomer;a plasticizer present in the composition in a proportion by weight of 1 to 5%; andfrom 3 to 20% by weight of fibers.2. The composition as claimed in claim 1 , in which the plasticizer is chosen from dibutyl sebacate claim 1 , dioctyl phthalate claim 1 , N-(n-butyl)-sulfonamide claim 1 , polymeric polyesters and the combinations of these.3. The composition as claimed in claim 1 , in which the plasticizer is present in a proportion by weight of 1 claim 1 ,5 to 3.5%.4. The composition as claimed in claim 1 , in which the fibers are chosen from carbon fibers claim 1 , glass fibers claim 1 , carbon nanotubes claim 1 , carbon nanofibers claim 1 , synthetic fibers and the combinations of these.5. The composition as claimed in claim 1 , in which the fibers are crosslinked polyvinylidene fluoride fibers.6. The composition as claimed in claim 1 , in which the copolymer is present in a proportion by weight of 15 to 25%.7. The composition as claimed in claim 1 , in which the proportion by weight of (co)monomer(s) other than vinylidene fluoride in the copolymer is within the range from 15 to 24%.8. The composition as claimed in claim 1 , in which the fluorinated comonomer(s) are chosen from the group it fluoromonomers consisting of vinyl fluoride claim 1 , trifluoroethylene claim 1 , chlorotrifluoroethylene (CITE) claim 1 , 1 claim 1 ,2-difluoroethylene claim 1 , tetraftuoroethylene (TEE) claim 1 , hexafluoropropylene (HFP) claim 1 , perfluoro(alkyl vinyl) ethers claim 1 , perfluoro(methyl vinyl) ether (PMVE) claim 1 , perfluoro(ethyl vinyl) ether (PINE) perfluoropropyl vinyl ether (PPVE) claim 1 , perfluoro(1 claim 1 ,3-dioxole) claim 1 , perfluoro(2 claim 1 ,2-dimethyl-1 claim 1 ,3-dioxole) (PDD) claim 1 , the product of formula CF═CFOCFCF(CF)OCFCFX in ...

Method for controlling thermoplasticity and toughness of redox-modified plant fiber and use thereof

The present disclosure relates to a method for controlling thermoplasticity and toughness of a redox-modified plant fiber, comprising following steps: (1) pretreating a plant fiber; (2) obtaining an oxidation-modified plant fiber by adding an oxidant solution, then filtering, and washing; and obtaining the redox-modified plant fiber by adding a reductant solution, then filtering, and washing; and (3) fully mixing a plasticizer with the redox-modified plant fiber; the plasticizer being a hydroxyl plasticizer, an ionic liquid plasticizer, a deep eutectic solvent, an ester plasticizer, an amine plasticizer, a glycidyl plasticizer, or an inorganic salt plasticizer. The method according to the present disclosure can improve the toughness of the redox-modified plant fiber material, reduce the processing temperature of the plant fiber material, and broaden the processing window of the plant fiber material.

METHOD OF MANUFACTURING ENVIRONMENT-FRIENDLY SYNTHETIC BOARD INCLUDING COFFEE SLUDGE

Disclosed herein are a composition for an environment-friendly synthetic board including coffee sludge, which is used to manufacture an environment-friendly synthetic board, such as flooring, a molded synthetic board for architecture, or the like, by using coffee sludge that is left as residual waste after the sale of coffee in a specialty coffee shop, or the like, and a method of manufacturing an environment-friendly synthetic board by using the composition. The composition is formed by adding, per 100 parts by weight of coffee sludge powder, 12.5 to 15 parts by weight of synthetic resin, 4 to 8 parts by weight of calcium carbonate, 15 to 20 parts by weight of talc, and 1 to 4 parts by weight of plasticizer, and then mixing them. 1. A method of manufacturing an environment-friendly synthetic board , the method comprising:(A) preparing coffee sludge by collecting the coffee sludge and drying the collected coffee sludge to a moisture content of 30% or less;(B) adding calcium carbonate to the coffee sludge, uniformly mixing the calcium carbonate and the coffee sludge to form a mixture, drying the mixture to a moisture content of 20% or less at room temperature, and grinding the dried mixture to a particle-size distribution of 50 to 200 meshes;(C) after completion of step (B), forming a composition for a synthetic board by adding synthetic resin, a dispersant, and a plasticizer to the mixture, and uniformly mixing and melting the resulting mixture to which the synthetic resin, the dispersant, and the plasticizer have been added;(D) introducing the composition for a composite board into a metal mold, and extruding the composition for a composite board at a temperature of 165 to 180° C. and a molding pressure of 4 to 4.3 MPa to form a mold; and(E) cooling the mold formed at step (D), and then cutting the mold to a predetermined size.2. The method of claim 1 , wherein the composition of step (C) is formed by adding claim 1 , per 100 parts by weight of coffee sludge powder ...

PRIMARY PVC PLASTICIZERS DERIVED FROM VEGETABLE OILS, PROCESS FOR OBTAINING PRIMARY PVC PLASTICIZERS DERIVED FROM VEGETABLE OILS AND PLASTICIZED PVC COMPOSITION

The present descriptive report refers to a patent of invention of PVC plasticizers composed of epoxidized bioesters of vegetable oil fatty acids obtained by partial transesterification with an alcohol, and glycerin and further acetylation and epoxidation, and PVC compounds plasticized with bioesters resulting from partial transesterification, acetylation and epoxidation, belonging to the technical field of polymer additives that were developed to improve the properties of PVC polymers, in addition to providing a lower cost for renewable compounds, such as those obtained with the use of vegetable oils. The epoxidized bioesters of the present invention are composed by mixtures of epoxidized ethyl esters and acetylated and epoxidized mono, di and triglyceril esters, presenting oxirane index between 4 and 8. These primary plasticizers provide improvements to the properties of the compounded PVC not foreseen in the state of the art, such as better physical properties at low temperatures, greater flexibility of the final compound, higher mixing efficiency of the resin, improved resistance to aliphatic solvents extraction and improved resistance to UV degradation. This application is a continuation-in-part of U.S. patent application Ser. No. 14/148,312, filed Jan. 6, 2014, which is a continuation-in-part of U.S. patent application Ser. No. 12/331,068, filed Dec. 9, 2008. The entirety of each of these applications is hereby incorporated by reference.The present descriptive report refers to a patent of invention of primary PVC plasticizers composed of epoxidized bioesters of vegetable oil fatty acids obtained by partial transesterification of vegetable oils with ethanol or glycerin and further acetylation and epoxidation, and plasticized PVC composition with epoxidized bioesters resulting from partial transesterification, acetylation and epoxidation, belonging to the technical field of polymer additives that were developed to improve the properties of PVC resin-based ...

LIQUID PLASTICISING COMPOSITION

Disclosed is a composition that is liquid at ambient temperature and that includes: •at least one diester of 1,4:3,6-dianhydrohexitol(A); •at least one compound (B), chosen from the modified fatty acids and modified fatty acid esters, the compound (B) bearing at least one epoxy and/or acetyl function; the liquid composition including at least 60% by weight of constituents (A) and (B). The composition is useful for plasticising polymers. 116-. (canceled)18. The composition as claimed in claim 17 , wherein at least one compound (B) is a modified fatty acid ester.19. The composition as claimed in claim 17 , wherein at least one compound (B) is a triglyceride comprising at least one modified fatty acid.20. The composition as claimed in claim 17 , wherein at least one compound (B) bears at least one epoxy function.21. The composition as claimed in claim 19 , wherein at least one compound (B) is a triglyceride of at least one modified fatty acid bearing at least one epoxy function.22. The composition as claimed in claim 17 , wherein the triglyceride is an epoxidixed soybean oil and/or an epoxidized linseed oil.23. The composition as claimed in claim 17 , wherein at least one 1 claim 17 ,4:3 claim 17 ,6-dianhydrohexitol diester (A) is a 1 claim 17 ,4:3 claim 17 ,6-dianhydrohexitol alkyl diester.24. The composition as claimed in claim 23 , wherein at least one of the alkyl groups of the 1 claim 23 ,4:3 claim 23 ,6-dianhydrohexitol ester is a Calkyl group.25. The composition as claimed in claim 17 , wherein at least one 1 claim 17 ,4:3 claim 17 ,6-dianhydrohexitol diester (A) is an isosorbide diester.26. The composition as claimed in claim 17 , wherein said composition comprises at least 80% by weight of constituents (A) and (B).27. The composition as claimed in claim 17 , wherein the weight ratio (A)/(B) ranges from 95/5 to 5/95 claim 17 , advantageously from 90/10 to 20/80 claim 17 , preferentially from 85/15 to 30/70.28. The composition as claimed in claim 17 , wherein ...

ETHYLCELLULOSE DISPERSION AND POWDER

Provided is an aqueous composition having pH of 8 or higher and comprising (i) a solid phase comprising dispersed particles that comprise ethylcellulose polymer, (ii) fatty acid, wherein 25 mole % to 100 mole % of said fatty acid is in ionic form, (iii) 0% to 0.1% colloid stabilizer, by weight based on the dry weight of said ethylcellulose polymer, (iv) 0% to 7% plasticizer, by weight based on the dry weight of said ethylcellulose polymer, and (v) one or more cations of an alkali metal or an alkaline earth, wherein the equivalent ratio of said cations to said fatty acid is 0.1:1 to 2:1. Also provided are a method of spray drying an aqueous composition and a powder composition. 1. An aqueous composition having pH of 8 or higher and comprising(i) a solid phase comprising dispersed particles that comprise an amount of ethylcellulose polymer,(ii) 0.5% to 7% fatty acid, by weight based on the total dry weight of the solid phase, wherein 25 mole % to 100 mole % of said fatty acid is in ionic form,(iii) 0% to 0.1% colloid stabilizer, by weight based on the dry weight of said ethylcellulose polymer,(iv) 0% to 7% plasticizer, by weight based on the dry weight of said ethylcellulose polymer, and(v) one or more cations of an alkali metal or of an alkaline earth, wherein the equivalent ratio of said cations to said fatty acid is 0.1:1 to 2:1.2. The aqueous composition of claim 1 , wherein the amount of said ethylcellulose polymer is 45% to 90% by weight based on the dry weight of said solid phase.3. The aqueous composition of claim 1 , wherein said ethylcellulose powder has viscosity of 16-30 mPa-s claim 1 , wherein the viscosity of said ethylcellulose powder is defined as the viscosity of a 5 weight percent solution of said ethylcellulose polymer in a solvent claim 1 , based on the weight of the solution claim 1 , wherein the solvent is a mixture of 80% toluene and 20% ethanol by weight based on the weight of the solvent.4. The aqueous composition of claim 1 , wherein the ...

POLYMER COMPOSITION FOR ADHESION APPLICATIONS

The present invention relates to an ethylene polymer composition for use in adhesive applications, to an article comprising the ethylene polymer composition and to a process for producing said article. 1: An ethylene polymer composition for adhesive applications comprising:(a) a polymer of ethylene containing one or more polar comonomer(s) selected from (C1-C6)-alkyl acrylate and (C1-C6)-alkyl (C1-C6)-alkylacrylate comonomer(s), wherein the polymer of ethylene (a) bears;(b) silane group(s) containing units;and which polymer composition further comprises:(c) additive(s); andone or more, or all, of the components (d) to (g), in any combination:(d) a tackifying resin;(e) a plasticizer;(f) a further component(s) other than the polymer of ethylene (a), additive (c), tackifying resin (d) and plasticizer (d); and/or(g) a crosslinking agent.2: The polymer composition according to claim 1 , which comprises:(a) a polymer of ethylene containing one or more polar comonomer(s) selected from (C1-C6)-alkyl acrylate and (C1-C6)-alkyl (C1-C6)-alkylacrylate comonomer(s), wherein the polymer of ethylene (a) bears;(b) silane group(s) containing units;and which polymer composition further comprises:(c) additive(s); andone or more, or all, of the components (d) to (g), in any combination:(d) a tackifying resin;(e) a plasticizer;(f) a further component(s) other than the polymer of ethylene (a), additive (c), tackifying resin (d) and plasticizer (d); and/or(g) a crosslinking agent a Secant E-modulus at −20° C. (for strain 0.05) of at least 20 MPa when measured from Dumbbell specimens consisting of a polymer of ethylene (a) (ISO 527-2/5A/250; and/or', 'a Secant E-modulus at −20° C. (for strain 0.05) of at least 35 MPa when measured from Dumbbell specimens consisting of a crosslinked polymer of ethylene (a) (ISO 527-2/5A/250, cross-linked at 90° C. in water bath for 16 hrs., 'and wherein the polymer of ethylene (a) has one or two of the following properties3: The polymer composition ...

THERMOPLASTIC POLYURETHANE COMPOUNDS EXHIBITING STAIN RESISTANCE AND ENHANCED UV STABILITY

Thermoplastic articles are molded from thermoplastic polyurethane compounds including blends of aromatic polycaprolactone thermoplastic polyurethane and aliphatic polycaprolactone thermoplastic polyurethane. The thermoplastic articles can have enhanced stability against exposure to ultraviolet (UV) light relative to thermoplastic articles molded from thermoplastic polyurethane compounds including only aromatic polycaprolactone thermoplastic polyurethane as the thermoplastic polyurethane component. Additionally, the thermoplastic articles can have good stain resistance, good clarity (i.e., low haze), and other desirable properties. 1. A thermoplastic article molded from a thermoplastic polyurethane compound , the thermoplastic polyurethane compound comprising:100 parts by weight of thermoplastic polyurethane selected from blends of aromatic polycaprolactone thermoplastic polyurethane and aliphatic polycaprolactone thermoplastic polyurethane, wherein at least about 50 parts by weight is the aromatic polycaprolactone thermoplastic polyurethane.2. The thermoplastic article of claim 1 , wherein from about 60 to about 90 parts by weight is the aromatic polycaprolactone thermoplastic polyurethane and from about 10 to about 40 parts by weight is the aliphatic polycaprolactone thermoplastic polyurethane.3. The thermoplastic article of claim 1 , wherein the thermoplastic polyurethane compound further comprises additives selected from antioxidants and stabilizers; colorants; mold release agents; processing aids; ultraviolet light absorbers; and combinations thereof.4. The thermoplastic article of claim 1 , wherein the thermoplastic polyurethane compound further comprises secondary polymer selected from styrenic block copolymers claim 1 , thermoplastic vulcanizates claim 1 , polyolefin elastomers claim 1 , copolyesters claim 1 , and combinations thereof5. The thermoplastic article of claim 4 , wherein the thermoplastic polyurethane compound further comprises plasticizer.6. The ...

RUBBER WET MASTER BATCH PRODUCING METHOD, RUBBER WET MASTER BATCH, AND RUBBER COMPOSITION CONTAINING RUBBER WET MASTER BATCH

A method for producing a rubber wet master batch contains a coagulating step of mixing a slurry solution containing the filler and the dispersing solvent with the rubber latex solution, and coagulating the mixture, thereby producing a filler-containing rubber coagulation, and a heating step of using a uniaxial extruder to heat the filler-containing rubber coagulation to a temperature of 180 to 200 C, thereby dehydrating, drying and plasticizing the filler-containing rubber coagulation through a single step. The uniaxial extruder is an extruder having a screw, and an outer cylinder having an inner wall surface in which a slit is formed to be extended along the longitudinal direction of the outer cylinder (screw axial direction); and at least one portion of the inner wall surface of the outer cylinder is subjected to blasting treatment. 1. A method for producing a rubber wet master batch obtained by using at least a filler , a dispersing solvent , and a rubber latex solution as raw materials , comprising:a coagulating step of mixing a slurry solution containing the filler and the dispersing solvent with the rubber latex solution, and coagulating the mixture, thereby producing a filler-containing rubber coagulation; anda heating step of using a uniaxial extruder to heat the filler-containing rubber coagulation to a temperature of 180 to 200° C., thereby dehydrating, drying and plasticizing the filler-containing rubber coagulation through a single step,wherein: the uniaxial extruder is an extruder having a screw, and an outer cylinder having an inner wall surface in which a slit is formed to be extended along the longitudinal direction of the outer cylinder (screw axial direction); and at least one portion of the inner wall surface of the outer cylinder is subjected to blasting treatment.2. The method for producing a rubber wet master batch according to claim 1 , wherein the blasted surface of the inner wall surface of the outer cylinder has a surface roughness (Ra) of ...

Purification of Plasticizer and Use Thereof in a Polymer Production Process and Plant

The invention relates to purification of plasticizer, particularly for use in a polymer production process and plant. More particularly, the invention relates to purification of plasticizer, such as by gas stripping, for use in a process for in-line blending of polymer and plasticizer.

PREPARATION OF HIGH MOLECULAR WEIGHT, FUNCTIONALIZED POLY(METH) ACRYLAMIDE POLYMERS BY TRANSAMIDATION

The present invention provides processes for making higher molecular weight, functionalized poly(meth)acrylamide polymer products. As an overview, the processes use (trans)amidation techniques in the melt phase to react one or more high molecular weight amide functional polymers or copolymers with at least one co-reactive species comprising at least one labile amine moiety and at least one additional functionality other than amine functionality. In practical effect, the processes of the present invention thus incorporate one or more additional functionalities onto an already formed or partially formed polymer rather than trying to incorporate all functionality via copolymerization techniques as the polymer is formed from constituent monomers. The methods provide an easy way to provide functionalized, high molecular weight poly(meth)acrylamide polymer products. 1. A method of functionalizing an amide functional polymer product , comprising the steps of:(a) providing an amide functional polymer having amide functionality and a number average molecular weight sufficiently high such that the polymer is a solid at 25° C. at a pressure of 1 atm at a relative humidity of 10% or less.(b) causing the amide functional polymer to be in a melt phase, wherein the melt phase further comprises a plasticizer present in an amount that does not solubilize the amide functional polymer into a solution phase; and(c) in the presence of the plasticizer, reacting the melt phase amide functional polymer with at least one reactant comprising a labile amine moiety and at least one additional functionality in a manner effective to form a polymer reaction product comprising amide functionality and the at least one additional functionality.24-. (canceled)5. The method of claim 1 , wherein the amide functional polymer provided in step (a) is partially hydrolyzed.6. The method of claim 1 , wherein the reaction product further comprises carboxylic acid functionality or a derivative thereof.7. ( ...

REACTIVE HOT MELT ADHESIVE HAVING HIGH INITIAL STRENGTH, GOOD HEAT STABILITY AND LOW MONOMERIC DIISOCYANATE

The invention includes a reactive hot melt adhesive composition including an isocyanate functional prepolymer derived from a polyfunctional isocyanate having a functionality of about 2 or more and a polyol, an active hydrogen organofunctional silane, an active hydrogen non-silane capping agent and a thermoplastic polymer. 1. A reactive hot melt adhesive composition comprising:a. an isocyanate functional prepolymer derived from a polyfunctional isocyanate having a functionality of about 2 or more and a polyol,b. an active hydrogen organofunctional silane,c. an active hydrogen non-silane capping agent; andd. a thermoplastic polymer.2. The reactive hot melt adhesive composition of having an isocyanate content of less than 0.1% by weight as measured by titration.3. The reactive hot melt adhesive composition of having a monomeric diisocyanate content of no greater than 0.002% by weight as measured by High-Performance Liquid Chromatography (HPLC) with UV detection in which the monomeric diisocyanate is derivatized with a chromophore prior to analysis.4. The reactive hot melt adhesive composition of wherein the equivalents ratio of silane reacted groups to non-silane reacted groups in the prepolymer is 1:5 to 5:1.5. The reactive hot melt adhesive composition of further comprising a tackifying agent.6. The reactive hot melt adhesive composition of wherein the thermoplastic polymer is selected from the group consisting of polyether polyester block copolymer claim 1 , polyurethanes claim 1 , vinyl polymers and acrylic polymers.7. The reactive hot melt adhesive composition of comprising at least two different thermoplastic polymers.8. The reactive hot melt adhesive composition of comprising a polyether polyester block copolymer and a vinyl polymer.9. The reactive hot melt adhesive composition of wherein the tackifying agent is an aromatic hydrocarbon resin.10. The reactive hot melt adhesive composition of further comprising a plasticizer.11. The reactive hot melt adhesive ...

Lint Free Crosslinked Chitosan-PVA Sponge as an Absorbent Wound Dressing and Method of Preparation Thereof

This invention relates to a lint free absorbent wound dressing, comprising a plasticized blend of a natural biopolymer and poly vinyl alcohol mixed in an acidic solvent which is neutralized and crosslinked using green crosslinking buffer system, finding application in exudating and bleeding wounds. 1. A lint free absorbent wound dressing , comprising a plasticized blend of a natural biopolymer and polyvinyl alcohol mixed in an acidic solvent which is neutralized and crosslinked using green crosslinking buffer system , finding application in exudating and bleeding wounds.2. The wound dressing as claimed in claim 1 , wherein the blend has a composition in weight percentage of 0.25 to 5 weight/vol % of chitosan claim 1 , 2 to 10 weight/volume % of Polyvinyl alcohol and 1 to 2.5 vol/vol% of plasticizer.3. The wound dressing as claimed in wherein the dressing is a freeze dried sponge with a density ranging from 0.04 g/cmto 0.6 g/cm.4. The wound dressing as claimed in wherein said natural biopolymer has a viscosity ranging from 200 to 2000 CPS.5. The wound dressing as claimed in claim 1 , wherein said natural biopolymer is selected from chitosan or modified chitosan such as chitosan acetate claim 1 , chitosan lactate claim 1 , carboxymethyl chitosan claim 1 , chitosan glycolate claim 1 , chitosan maleate and other substituted chitosan and salts thereof.6. The wound dressing as claimed in wherein the polyvinyl alcohol has a molecular weight in the range of 60 claim 1 ,000 to 2 claim 1 ,00 claim 1 ,000 Mn claim 1 , and a degree of hydrolysis in the range of 98-99.9%7. The wound dressing as claimed in wherein the plasticizer is selected from the group consisting of glycerol claim 1 , sorbitol claim 1 , propylene glycol claim 1 , ethylene glycol claim 1 , or polyethylene glycol or mixtures thereof.8. The wound dressing as claimed in wherein the blend is prepared in an acid/water mixture where the concentration of the acid ranges from 0.5 to 1.5%.9. A process for the ...

Automatic Devulcanizing and Plasticizing Device and Method for Using Same

Rubber to be recycled is first ground to rubber crumb and then is transferred to a plasticizing unit. The rubber to be recycled is mixed with chemicals including an aromatic, environmental-friendly, low volatility reaction oil, a thickening agent and an activator. This mixture is heated to a desired temperature under anaerobic conditions and then is maintained at that temperature for a suitable time. The processed material is then transferred to a cooling unit in which it is cooled to a temperature below 60° C. prior to being released from the machine. 1. A method of recycling rubber comprising:(a) grinding a quantity of rubber to be recycled to a particle size between −10 mesh to-40 mesh, thereby producing rubber crumb;(b) providing a rubber plasticizing machine comprising a plasticizing unit comprising a plasticizing conveyor and a cooling unit comprising a cooling conveyor;(c) transferring the rubber crumb into the plasticizing unit;(d) mixing the rubber crumb with chemicals, thereby producing a mixture, said chemicals comprising a reaction oil, a viscosity increaser and an activator;(e) heating the mixture in the plasticizing unit to a temperature between 200-250° C. and maintaining the mixture at said temperature for a predetermined period of time;(f) transferring the mixture from the heating unit to the cooling unit;(g) cooling the mixture in the cooling unit to a temperature below 60° C.; and(h) releasing the mixture from the cooling unit.2. The method according to wherein the rubber is ground such that at least 50% of the rubber crumb passes through a screen with a mesh size of 40.3. The method according to claim 1 , wherein following step (a) claim 1 , calcium carbonate is added to the rubber crumb at 0.1-5% (w/w) of the rubber crumb.4. The method according to wherein the plasticizing unit and the cooling unit are air tight so that rubber crumb is plasticized under anaerobic conditions.5. The method according to wherein the chemicals and the rubber crumb ...

PROCESS FOR MAKING A PELLET

The invention comprises a shaping process for making pellets of a thermoplastic extrudable resin composition. The resin composition comprises a thermoplastic polymer, plasticiser and optionally further additives. The plasticiser comprises a component which is solid at room temperature. The process is run at a temperature above the melting point of the plasticiser and below the melting/plastification temperature of the thermoplastic polymer. 1. An extrusion process for making pellets of a thermoplastic extrudable resin composition comprising a thermoplastic polymer , plasticiser and optionally one or more processing aids , the plasticiser comprising a component which is solid at room temperature and which is a carbohydrate selected from the group consisting of: sorbitol , glucitol , mannitol , galactitol , dulcitol , xylitol , erythritol , isomaltutose and isomalt , wherein the maximum temperature of the extrusion process is above the melting point of the plasticiser and below the melting or plastification temperature of the thermoplastic polymer.2. The process according to claim 1 , wherein the plasticiser comprises at least 5% wt of the mass of the thermoplastic extrudable resin composition.3. The process according to claim 2 , wherein the plasticiser comprises at least 10% wt of the mass of the thermoplastic extrudable resin composition.4. The process according to claim 3 , wherein the plasticiser comprises at least 15% wt of the mass of the thermoplastic extrudable resin composition.5. The process according to claim 1 , wherein the particle size of raw materials used is below 2000 μm.6. The process according to claim 1 , wherein the thermoplastic polymer is water-soluble or water dispersible.7. The process according to claim 6 , wherein the thermoplastic polymer comprises PVOH or a derivative thereof.8. The process according to claim 1 , wherein the thermoplastic polymer comprises: poly(vinylpyrollidone) claim 1 , poly(acrylic acid) claim 1 , poly(maleic acid) ...

METHOD FOR PRODUCING COMPLEX COMPOSITIONS OF MIXED DIESTERS OF 1,4: 3,6- DIANHYDROHEXITOL

A method for producing a composition of diesters of 1,4:3,6-dianhydrohexitol, characterised in that it includes a step including the esterification of 1,4:3,6-dianhydrohexitol by a composition of carboxylic acids, the composition of carboxylic acids including: at least an acid having formula C7H15COOH (X) and an acid having formula C9H19COOH (Y), the mass ratio (X)/(Y) varying between 10/90 à 90/10; at least one acid having a formula different from (X) and (Y), selected from among hexanoic acid, lauric acid, myristic acid, oleic acid or linoleic acid. 110-. (canceled)11. A process for manufacturing a 1 ,4:3 ,6-dianydrohexitol diester composition , wherein it comprises a step of esterifying 1 ,4:3 ,6-dianhydrohexitol with a carboxylic acid composition , said carboxylic acid composition comprising:{'sub': 7', '15', '9', '19, 'at least one acid of formula CHCOOH (X) and an acid of formula CHCOOH (Y), the mass ratio (X)/(Y) ranging from 10/90 to 90/10;'}at least one acid of formula different from (X) and (Y) chosen from hexanoic acid, lauric acid, myristic acid,oleic acid and linoleic acid.12. The manufacturing process as claimed claim 11 , whereinthe carboxylic acid composition comprises, relative to its total mass, at least 50% by mass of acids (X) and (Y), advantageously at least 65%.13. The manufacturing process as claimed in claim 11 ,wherein the mass ratio (X)/(Y) ranges from 15/85 to 75/25.14. The manufacturing process as claimed in claim 13 ,wherein the mass ratio (X)/(Y) ranges from 20/80 to 65/35.15. The manufacturing process as claimed in claim 14 ,wherein the mass ratio (X)/(Y) ranges from 25/75 to 55/45.16. The manufacturing process as claimed in claim 11 ,wherein the acid of formula other than (X) and (Y) is lauric acid.17. The manufacturing process as claimed in claim 11 ,wherein the 1,4:3,6-dianhydrohexitol is chosen from isomannide, isoidide and isosorbide or mixtures thereof, preferentially isosorbide.18. A 1 claim 11 ,4:3 claim 11 ,6-dianhydrohexitol ...

SPRAY COATING SOL, VINYL CHLORIDE RESIN MOLDED PRODUCT HAVING SPRAY COATING LAYER AND METHOD FOR MANUFACTURING THE SAME, AND LAMINATE

Provided is a spray coating sol having excellent sol dispersibility, fluidity, and thermal stability. The spray coating sol of the disclosure for forming a spray coating layer of an automobile interior material contains acrylic-based fine particles and a plasticizer, and the plasticizer contains at least one selected from the group consisting of a benzoate-based plasticizer, a phthalate-based plasticizer, and a laurate-based plasticizer. 1. A spray coating sol for forming a spray coating layer of an automobile interior material , the spray coating solcomprising acrylic-based fine particles (A) and a plasticizer (B), whereinthe plasticizer (B) contains at least one selected from the group consisting of a benzoate-based plasticizer, a phthalate-based plasticizer, and a laurate-based plasticizer.2. The spray coating sol according to claim 1 , having a viscosity of 2000 mPa·s or more and 50000 mPa·s or less.3. The spray coating sol according to or claim 1 , further comprising a solvent (C) claim 1 , whereinthe solvent (C) has a boiling point of 200° C. or more.4. The spray coating sol according to claim 1 , wherein the acrylic-based fine particles (A) have an average particle diameter of 30 μm or less.5. A vinyl chloride resin molded product having a spray coating layer claim 1 , comprising:a vinyl chloride resin molded product prepared by forming a vinyl chloride resin composition; and{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'a spray coating layer formed using a spray coating sol according to on the vinyl chloride resin molded product.'}6. A laminate comprising:a foamed polyurethane molded product; and{'claim-ref': {'@idref': 'CLM-00005', 'claim 5'}, 'a vinyl chloride resin molded product having a spray coating layer according to , wherein'}the vinyl chloride resin molded product of the vinyl chloride resin molded product having a spray coating layer is formed on the foamed polyurethane molded product.7. A method for manufacturing a vinyl chloride resin molded ...

BIOCOMPATIBLE PHASE INVERTIBLE PROTEINACEOUS COMPOSITIONS AND METHODS FOR MAKING AND USING THE SAME

Biocompatible phase invertible proteinaceous compositions and methods for making and using the same are provided. The subject phase invertible compositions are prepared by combining a crosslinker and a proteinaceous substrate. The proteinaceous substrate includes one or more proteins and a polyamine, where the polyamine and a proteinaceous substrate are present in synergistic viscosity enhancing amounts, and may also include one or more of: a carbohydrate, a tackifying agent, a plasticizer, or other modification agent. In certain embodiments, the crosslinker is a heat-treated dialdehyde, e.g., heat-treated glutaraldehyde. Also provided are kits for use in preparing the subject compositions. The subject compositions, kits and systems find use in a variety of different applications. 1. A phase invertible composition produced by combining:a substrate comprising a polyamine and a proteinaceous material in a weight ratio of polyamine to proteinaceous material being in the range from 1:10 to 1:40, wherein the combination of the polyamine and the proteinaceous material has a viscosity which is greater than that of either the polyamine or the proteinaceous material alone; anda crosslinking agent, wherein the crosslinking agent causes the polyamine and the proteinaceous material to crosslink and the polyamine and the proteinaceous material crosslink in the presence of the crosslinking agent, wherein the crosslinking agent is exposed to radiation,wherein the substrate has a kinematic viscosity of about 70 to 200 centistokes,wherein the proteinaceous material is selected from the group consisting of albumin, elastin, fibrin and soluble and insoluble forms of collagen and combinations thereof, andwherein the crosslinking agent comprises a macromolecular crosslinking agent comprising a reaction product of an excess of a liquid aldehyde cross linking agent and a glycosaminoglycan.2. A kit for producing a phase invertible composition , the kit comprising:a substrate comprising a ...

Water-soluble film and chemical agent package

A water-soluble film that shows a small change between a film hardness at the time of its normal state and a film hardness at high temperature at the time of its forming or immediately after the forming, that has satisfactory formability, and that is excellent in pinhole resistance and bag breakage resistance includes: a polyvinyl alcohol resin (A) ; and a plasticizer (B), wherein the plasticizer (B) contains a polyhydric alcohol (b1) having a melting point of 80° C. or more, a polyhydric alcohol (b2) having a melting point of 50° C. or less, and a polyhydric alcohol (b3) having a melting point of more than 50° C. and less than 80° C., and wherein a content ratio (X) of the polyhydric alcohol (b3) with respect to a total amount of the polyhydric alcohols (b1), (b2), and (b3) is 15 wt. % or less.

METHOD OF MANUFACTURING A SELF-SEALING COMPOSITION

Process for the manufacture of a self-sealing elastomer composition comprising at least one diene elastomer, one hydrocarbon resin with a given softening temperature and one liquid plasticizing agent, characterized in that it comprises the following successive stages: 134-. (canceled)35. A process for manufacturing a self-sealing elastomer composition that includes a diene elastomer , a hydrocarbon resin with a given softening temperature , and a liquid plasticizing agent , the process comprising steps of:incorporating the hydrocarbon resin in the diene elastomer by kneading the hydrocarbon resin and the diene elastomer in a mixer at or up to a hot compounding temperature greater than the softening temperature of the hydrocarbon resin, in order to obtain a masterbatch;incorporating the liquid plasticizing agent in the masterbatch by kneading the liquid plasticizing agent and the masterbatch in the mixer or in another mixer, in order to obtain the self-sealing composition, andforming the self-sealing composition dimensionally.36. A process according to claim 35 , wherein the steps of incorporating the liquid plasticizing agent and forming the self-sealing composition are carried out in a same compounding screw extruder equipped with a die.37. A process according to claim 35 , wherein the step of incorporating the hydrocarbon resin is carried out in a compounding screw extruder.38. A process according to claim 35 , further comprising a step of claim 35 , after the step of incorporating the resin and before the step of incorporating the liquid plasticizing agent claim 35 , incorporating in the masterbatch a crosslinking agent for at least 50% by weight of the crosslinking agent claim 35 , wherein the crosslinking agent is incorporated in the masterbatch by mixing in the mixer or in a different mixer.39. A process according to claim 38 , wherein the step of incorporating the crosslinking agent is carried out in an external mixer of a two-roll open mill type.40. A ...

Water-soluble polymer composition and method of making a water-soluble polymer composition

A method of forming a melt-processable water soluble polymer composition having a high Melt Flow Index comprising blending a water soluble polymer with at least 15% by weight of the total weight of the composition of a hygroscopic salt to act as a lubricant to render the polymer extrudable and/or mouldable and with a solvent polymer plasticizer, the hygroscopic salt being partially dissolved in the solvent polymer plasticizer, wherein the solvent polymer plasticizer is mono-propylene glycol, di-propylene glycol or a combination thereof.

Copolyesters plasticized with polymeric plasticizer

Polyester-based films contain certain copolyesters (A) and polyester plasticizers (B). The copolyesters (A) may be selected from those in which the force required to stretch a film of the copolyester (A) by itself, from 2× to 5×, increases by less than 200%. The polyester plasticizers (B) have a weight-average molecular weight of 900 to 12,000 g/mol, and contain (i) a diol component comprising residues of diols having 2 to 8 carbon atoms, and (ii) a diacid component comprising residues of dicarboxylic acids having 4 to 12 carbon atoms. These polyester-based films are particularly useful for preparing ultra-thin LCD or OLED polarizers, because they can be stretched very thin with a high stretch ratio at lower temperatures.

SPRAY COATING SOL, VINYL CHLORIDE RESIN MOLDED PRODUCT HAVING SPRAY COATING LAYER AND METHOD FOR MANUFACTURING THE SAME, AND LAMINATE

Provided is a spray coating sol having adequate fluidity and excellent thermal stability. The spray coating sol of the disclosure for forming a spray coating layer of an automobile interior material contains vinyl chloride-based fine particles, a plasticizer, and a solvent and has a viscosity of 500 mPa·s or more and 50000 mPa·s or less. 1. A spray coating sol for forming a spray coating layer of an automobile interior material , the spray coating solcomprising vinyl chloride-based fine particles (A), a plasticizer (B), and a solvent (C); andhaving a viscosity of 500 mPa·s or more and 50000 mPa·s or less.2. The spray coating sol according to claim 1 , further comprising a colorant (D).3. The spray coating sol according to claim 1 , wherein the vinyl chloride-based fine particles (A) have an average particle diameter of 30 μm or less.4. The spray coating sol according to claim 1 , wherein the plasticizer (B) comprises a trimellitate and/or a pyromellitate.5. The spray coating sol according to claim 1 , wherein the solvent (C) has a boiling point of 200° C. or more.6. A vinyl chloride resin molded product having a spray coating layer claim 1 , comprising:a vinyl chloride resin molded product prepared by forming a vinyl chloride resin composition; and{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'a spray coating layer formed using a spray coating sol according to on the vinyl chloride resin molded product.'}7. A laminate comprising:a foamed polyurethane molded product; and{'claim-ref': {'@idref': 'CLM-00006', 'claim 6'}, 'a vinyl chloride resin molded product having a spray coating layer according to , wherein'}the vinyl chloride resin molded product of the vinyl chloride resin molded product having a spray coating layer is formed on the foamed polyurethane molded product.8. A method for manufacturing a vinyl chloride resin molded product having a spray coating layer claim 1 , the method comprising:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'step (a) of ...

COMPOSITIONS OF MIXED DIESTERS OF 1,4: 3,6-DIANHYDROHEXITOL

A method for producing a composition of diesters, includes a step including the esterification of 1,4: 3,6-dianhydrohexitol by a composition of carboxylic acids, the composition including: at least an acid having formula C7H15COOH (X) and an acid having formula C9H19COOH (Y), the mass ratio (X)/(Y) varying between 10/90 à 90/10. 117-. (canceled)18. A process for manufacturing a 1 ,4:3 ,6-dianhydrohexitol diester composition , wherein said process comprises a step of esterifying 1 ,4:3 ,6-dianhydrohexitol with a carboxylic acid composition , said carboxylic acid composition comprising at least one acid of formula CHCOOH (X) and one acid of formula CHCOOH (Y) , the mass ratio (X)/(Y) ranging from 10/90 to 90/10.19. The manufacturing process as claimed in claim 18 , wherein the carboxylic acid composition comprises claim 18 , relative to its total mass claim 18 , at least 50% by mass of the acids (X) and (Y) claim 18 , advantageously at least 65% claim 18 , preferentially at least 80% claim 18 , and most preferentially consists of the acids (X) and (Y).20. The manufacturing process as claimed in claim 18 , wherein the mass ratio (X)/(Y) ranges from 15/85 to 75/25.21. The manufacturing process as claimed in claim 18 , wherein the mass ratio (X)/(Y) ranges from 20/80 to 65/35.22. The manufacturing process as claimed in claim 18 , wherein the mass ratio (X)/(Y) ranges from 25/75 to 55/45.23. The manufacturing process as claimed in claim 18 , wherein the mass ratio (X)/(Y) ranges from 26/74 to 34/66.24. The manufacturing process as claimed in claim 18 , wherein the 1 claim 18 ,4:3 claim 18 ,6-dianhydrohexitol is chosen from isomannide claim 18 , isoidide and isosorbide claim 18 , or mixtures thereof claim 18 , preferentially isosorbide.25. A 1 claim 18 ,4:3 claim 18 ,6-dianhydrohexitol diester composition that may be obtained via the process as claimed in .27. The composition as claimed in claim 26 , comprising:from 1% to 57% by mass of diester (A);from 25% to 54% by mass ...

PLASTICIZER COMPOSITION WHICH COMPRISES CYCLOALKYL ESTERS OF SATURATED DICARBOXYLIC ACIDS AND TEREPHTHALIC ESTERS

The present invention relates to a plasticizer composition which comprises at least one cycloalkyl ester of saturated dicarboxylic acids and at least one terephthalic ester, to molding compositions which comprise a thermoplastic polymer or an elastomer and this plasticizer composition, and to the use of these plasticizer compositions and molding compositions. 126.-. (canceled)29. The plasticizer composition according to claim 27 , comprising claim 27 , in each case based on the total weight of compounds (I.a) and claim 27 , if present claim 27 , (I.b) claim 27 ,{'sup': 1', '2, 'sub': 5', '7', '1', '10, '70 to 100% by weight of one or more compounds (I.a), wherein A is methyl, n is 2 and Rand Rare selected independently of each other from C-C-cycloalkyl, where the cycloalkyl moieties are unsubstituted or can be substituted by at least one C-C-alkyl moiety, and'}{'sup': 1', '2, 'sub': 5', '7', '1', '10, '0 to 30% by weight of one or more compounds (I.a), wherein A is ethyl, n is 1 and Rand Rare selected independently of each other from C-C-cycloalkyl, where the cycloalkyl moieties are unsubstituted or can be substituted by at least one C-C-alkyl moiety.'}30. The plasticizer composition according to claim 27 , comprising claim 27 , in each case based on the total weight of compounds (I.a) and claim 27 , if present claim 27 , (I.b) claim 27 ,{'sup': 1', '2, 'sub': 5', '7', '1', '10, '70 to 99% by weight of one or more compounds (I.a), wherein A is methyl, n is 2 and Rand Rare selected independently of each other from C-C-cycloalkyl, where the cycloalkyl moieties are unsubstituted or can be substituted by at least one C-C-alkyl moiety, and'}{'sup': 1', '2, 'sub': 5', '7', '1', '10, '1 to 30% by weight of one or more compounds (I.a), wherein A is ethyl, n is 1 and Rand Rare selected independently of each other from C-C-cycloalkyl, where the cycloalkyl moieties are unsubstituted or can be substituted by at least one C-C-alkyl moiety.'}31. The plasticizer composition ...

PLASTICIZER COMPOSITION CONTAINING FURAN DERIVATIVES AND 1,2-CYCLOHEXANEDICARBOXYLIC ESTER

The present invention relates to a plasticizer composition which comprises at least one furan derivative and at least one 1,2-cyclohexanedicarboxylate ester, molding compounds which comprise a thermoplastic polymer or an elastomer and such a plasticizer composition and the use of these plasticizer compositions and molding compounds. 122.-. (canceled)24. The plasticizer composition as claimed in claim 23 , wherein Rand Rmutually independently are an unbranched or branched Calkyl residue.25. The plasticizer composition as claimed in claim 23 , wherein Rand Rboth are n-butyl or both are isobutyl.26. The plasticizer composition as claimed in claim 23 , wherein X is *—(C═O)—O—.27. The plasticizer composition as claimed in claim 23 , wherein Rand Rboth are 2-ethylhexyl claim 23 , both are isononyl or both are 2-propylheptyl.28. The plasticizer composition as claimed in claim 23 , wherein the plasticizer composition further comprises a plasticizer different from the compounds (I) and (II) claim 23 , which is selected from the group consisting of dialkyl phthalate esters claim 23 , alkyl aralkyl phthalate esters claim 23 , 1 claim 23 ,2-cyclohexanedicarboxylate esters different from compounds (II) claim 23 , dialkyl terephthalate esters claim 23 , trialkyl trimellitate esters claim 23 , alkyl benzoate esters claim 23 , dibenzoate esters of glycols claim 23 , hydroxybenzoate esters claim 23 , esters of saturated mono- and dicarboxylic acids claim 23 , esters of unsaturated dicarboxylic acids claim 23 , amides and esters of aromatic sulfonic acids claim 23 , alkylsulfonate esters claim 23 , glycerin esters claim 23 , isosorbide esters claim 23 , phosphate esters claim 23 , citric acid triesters claim 23 , alkylpyrrolidone derivatives claim 23 , 2 claim 23 ,5-furan-dicarboxylate esters different from compounds (I) claim 23 , 2 claim 23 ,5-tetrahydrofurandicarboxylate esters claim 23 , epoxidized plant oils and epoxidized fatty acid monoalkyl esters claim 23 , and polyesters of ...

Histological Specimen Treatment

A single dissolving compound forms plural azeotropes, which can be azeotropically vaporized off at various stages of the treatment process, thus maintaining predictable concentrations of the chemicals present. The treatment process can be performed in the absence of formalin or related compounds which can interfere with the preservation of genetic material. A process for preserving a specimen includes using a dissolving compound that can form a plural number of azeotropes, at least one azeotrope being formed between one or more components of the dissolving compound and specimen-supplied water, and at least one azeotrope being formed between different components of the dissolving compound; successively and azeotropically vaporizing off formed azeotropes; and impregnating the specimen with a support medium. 1. A process for preserving a specimen comprising:using a dissolving compound that can be converted to a gas without damaging the specimen;the dissolving compound that extracts specimens-supplied water can be azeotropically converted to a gas at a plural of temperatures and pressures; the dissolving compound can be removed from the specimen by converting dissolving compound components to a gas by component vaporization and/or by forming one or more azeotropes at a plural of temperature and pressures; the dissolving compound can be converted to a gas and impregnates the specimen with support medium.2. A process for preserving a specimen comprising:using a dissolving compound that can form a plural number of azeotropes, at least one azeotrope being formed between one or more components of the dissolving compound and specimen-supplied water, and at least one azeotrope being formed between different components of the dissolving compound;successively and azeotropically vaporizing off formed azeotropes; andimpregnating the specimen with a support medium.3. The process of wherein the successively and azeotropically vaporizing off the azeotropes occurs at successively ...

FINE-DISPERSION COMPOUNDING APPARATUS AND FINE-DISPERSION COMPOUNDING METHOD

In one embodiment, a fine-dispersion compounding apparatus includes a closed container into which solid material is fed; a boiler configured to introduce high-pressure steam into inside of the closed container; a rotating body configured to knead the solid material with liquid medium generated from condensed high-pressure steam by rotating inside the closed container; an open port configured to set internal pressure of the closed container to atmospheric pressure level by releasing a closed state of the closed container; a conveying port configured to convey kneaded mixture of the solid material and liquid medium from inside to outside of the closed container; a mixed dispersion unit configured to disperse the conveyed kneaded mixture and compounding material; a liquid-medium ejection unit configured to eject the liquid medium contained in the kneaded mixture; and an extraction unit configured to extract a composite compound of the compounding material and the solid material. 1. A fine-dispersion compounding apparatus comprising:a closed container into which biomass is fed as solid material;a boiler configured to introduce high-pressure steam into inside of the closed container; (a) rotate inside the closed container,', '(b) knead the solid material with liquid medium generated from the high-pressure steam being condensed, and', '(c) degrade aggregated structure of the solid material by plasticizing action resulting from latent heat of the high-pressure steam and kinetic energy of rotation thereof;, 'a rotating body configured to'} (a) include a first port emitting steam containing corrosive gas generated by being separated from the solid material in a beginning of a kneading process to outside of the closed container and a second port emitting steam, whose concentration of corrosive gas is reduced from steam emitted from the first port, to outside of the closed container by being switched from the first port, and', '(b) set internal pressure of the closed container ...

Method For Producing Films Based On Plasticized Polyvinyl Acetal Having A Predefined Viscosity

Plasiticized polyvinylacetal films with grater film-to-film uniformity are produced by a process of extruding a melt stream containing a polyvinyl acetal and a plasticizer at 150-250° C., the film having a predefined melt viscosity at 60-170° C., by providing a first melt stream of at least a first plasticizer and a first polyvinyl acetal resin and measuring its melt viscosity at 60-170° C. online; and adjusting the 60-170° C. melt viscosity by adding a second plasticizer and/or a second polyvinyl acetal resin to the first melt stream in an amount to provide a second melt stream with a melt viscosity at 60-170° C. having a difference of at most 20% to the predefined melt viscosity at 60-170° C. 1. A process for extruding a melt stream comprising at least one polyvinyl acetal and at least one plasticizer having a predefined melt viscosity at 60-170° C. from an extruder at 150-250° C. comprising:a) providing a first melt stream comprising at least a first plasticizer and a first polyvinyl acetal resin and measuring its melt viscosity online at 60-170° C.;b) adjusting the melt viscosity of the first melt stream by adding a second plasticizer and/or a second polyvinyl acetal resin to the first melt stream in an amount to provide a second melt stream with a melt viscosity at 60-170° C. having a difference of at most 20% from the predefined melt viscosity at 60-170° C.2. The process of claim 1 , wherein the melt viscosity at 60-170° C. is measured as a melt flow rate MFR claim 1 , melt volume rate MVR claim 1 , pressure claim 1 , shear viscosity claim 1 , flow rate ratio MFR (weight 1)/MFR (weight 2) claim 1 , or flow exponent.3. The process of claim 1 , wherein the second plasticizer and/or second polyvinylacetal resin is added to the first melt stream upstream of the location where step a) is performed.4. The process of claim 1 , wherein the first melt stream is heated to a temperature of 150-250° C. and a part of the first melt stream is separated and cooled to 60-170° ...

Composition of polyester and thermoplastic starch, having improved mechanical properties

The invention relates to a composition comprising: at least one aliphatic polyester (A) comprising diols containing at least ethylene glycol, 1,4-butanediol or mixtures thereof and diacids containing at least succinic acid, adipic acid or mixtures thereof; at least one starch (B); at least one organic plasticiser (C) for starch; optionally, an additional polyester or a mixture of additional polyesters (D) different from polyester (A). The composition is characterised in that it also comprises citric acid (E), the amount by weight of citric acid varying between 0.01 and 0.45 parts per 100 parts of the total dry weight of (A), (B), (C) and (D).

Composition comprising thermoplastic starch and aliphatic polyester

The invention relates to a thermoplastic composition comprising at least one polyester (A) which is an aliphatic polyester; at least one starch (B); at least one organic plasticiser (C) for starch; and at lest one monoester compound (D) of fatty monoacid comprising at least 12 carbon atoms and glycerol. The composition is characterised in that the amount by weight of compound (D) varies between 0.05 and 1.7 parts per 100 parts of the dry weight of the different constituents (A), (B) and (C).

Composition comprising a mixture of polyesters and thermoplastic starch, having improved film-forming ability

The invention relates to a thermoplastic composition comprising: at least one mixture of polyesters (A) including at least one polylactic acid (A1) and at least one aliphatic polyester (A2) or a semi-aliphatic polyester other than polymer (A1); at least one starch (B); at least one organic plasticiser (C) for starch. The composition is characterised in that: the weight percentage of (A1) in relation to the weight of (A1) and (A2), expressed as dry weight, varies between 2 and 70%, advantageously between 10 and 50%, preferably between 18 and 30%; at least 50% of the weight of the polylactic acid (A1) is formed by semi-crystalline polylactic acid; and in that the weight ratio of starch (B)/organic plasticiser (C), expressed as dry weight, varies between 90/10 and 40/60.

BIOCOMPATIBLE PHASE INVERTIBLE PROTEINACEOUS COMPOSITIONS AND METHODS FOR MAKING AND USING THE SAME

Biocompatible phase invertible proteinaceous compositions and methods for making and using the same are provided. The subject phase invertible compositions are prepared by combining a crosslinker and a proteinaceous substrate. The proteinaceous substrate includes one or more proteins and a polyamine, where the polyamine and a proteinaceous substrate are present in synergistic viscosity enhancing amounts, and may also include one or more of: a carbohydrate, a tackifying agent, a plasticizer, or other modification agent. In certain embodiments, the crosslinker is a heat-treated dialdehyde, e.g., heat-treated glutaraldehyde. Also provided are kits for use in preparing the subject compositions. The subject compositions, kits and systems find use in a variety of different applications. 1. A phase invertible composition produced by combining:a substrate comprising a polyamine and a proteinaceous material in a weight ratio having a synergistic viscosity enhancing effect, wherein the combination of the polyamine and the proteinaceous material has a viscosity which is greater than that of either the polyamine or the proteinaceous material alone; anda crosslinking agent, wherein the crosslinking agent causes the polyamine and the proteinaceous material to crosslink and the polyamine and the proteinaceous material crosslink in the presence of the crosslinking agent, wherein the crosslinking agent is exposed to radiation,wherein the substrate has a kinematic viscosity of about 70 to 200 centistokes,wherein the proteinaceous material is selected from the group consisting of albumin, elastin, fibrin and soluble and insoluble forms of collagen and combinations thereof, andwherein the crosslinking agent comprises a macromolecular crosslinking agent comprising a reaction product of an excess of a liquid aldehyde cross linking agent and a glycosaminoglycan.2. The phase invertible composition of claim 1 , wherein the radiation sterilizes the crosslinking agent.3. The phase invertible ...

Polymer compositions containing aliphatic esters as plasticisers

This invention relates to the use of a composition of aliphatic esters having the following general formula: R 1 —O—C(O)—R 4 —C(O)—[—O—R 2 —O—C(O)—R 5 —C(O)—] m —O—R 3 in which: R 1 is selected from one or more of the groups consisting of H, linear and branched saturated and unsaturated alkyl residues of the C 1 -C 24 type, and polyol residues esterified with C 1 -C 24 monocarboxylic acids; R 2 comprises —CH 2 —C(CH 3 ) 2 —CH 2 — and C 2 -C 8 alkylene groups, and comprises at least 50% in moles of the said —CH 2 —C(CH 3 ) 2 —CH 2 — groups; R 3 is selected from one or more of the groups consisting of H, linear and branched saturated and unsaturated alkyl residues of the C 1 -C 24 type, and polyol residues esterified with C 1 -C 24 monocarboxylic acids; R 4 and R 5 comprise one or more C 2 -C 22 alkylenes and comprise at least 50% in moles of C 7 alkylenes; m lies between 1 and 20, as plasticizers for polymer compositions. These esters are particularly suitable for use as plasticizers for various types of polymers such as for example vinyl polymers of the polyvinyl chloride (PVC) type, thermoplastic elastomers, and hydroxy acid polyesters, for example polyesters of lactic acid.

CO-EXTRUDED PLASTICIZED PVC-BASED PACKAGING FILMS AND METHOD FOR ITS PRODUCTION

This invention relates to a method for the production of a co-extruded plasticized multi-layer PVC packaging film that consists of polyvinyl chloride (PVC), polyvinylidene chloride (PVDC), a combination that consists of polyvinyl chloride (PVC) and polyvinylidene chloride (PVDC) or other thermoplastics or elastomers that can be co-polymerized with PVC, having a plasticizer migration behavior from the film composite, which is reduced compared to comparable mono-layer plasticized PVC films and is maximally restricted to 40 mg/dm. The invention also relates to a co-extruded plasticized multi-layer PVC packaging film that consists of polyvinyl chloride (PVC), polyvinylidene chloride (PVDC), a combination that consists of polyvinyl chloride (PVC) and polyvinylidene chloride (PVDC) or other thermoplastics or elastomers that can be co-polymerized with PVC, having a plasticizer migration behavior from the film composite, which is reduced compared to comparable plasticized mono-layer PVC films and is maximally restricted to 40 mg/dm. 1. Method for the production of a co-extruded plasticized multi-layer PVC packaging film that consists of polyvinyl chloride (PVC) , a combination that consists of polyvinyl chloride (PVC) and polyvinylidene chloride (PVDC) or other PVC-co-polymerizable thermoplastics or elastomers with the migration behavior of plasticizers out of the film that is reduced compared to mono-layer plasticized PVC films , comprising the steps:Preparation of at least one melt that consists of polyvinyl chloride (PVC), a combination that consists of polyvinyl chloride (PVC) and polyvinylidene chloride (PVDC) or other PVC-co-polymerizable thermoplastics or elastomers, as well as one or more polymer plasticizer(s) and/or monomer plasticizer(s),{'sup': '2', 'Generation of a multi-layer plasticized PVC film from at least two film layers by co-extrusion of the melt(s) that consist(s) of polyvinyl chloride (PVC), polyvinylidene chloride (PVDC), a combination that consists ...

Plasticizers for a biodegradable scaffolding and methods of forming same

Methods of making polymeric devices, such as stents, with one or more modifications such as addition of plasticizers, to improve processing, and the devices made by these methods.

LOW VOLATILE, EPOXIDIZED PLASTICIZER COMPOSITION WITH LOW LEVELS OF ORGANIC VOLATILES

There is disclosed a low volatile, epoxidized plasticizer composition comprising a blend of a) one or more epoxidized fatty acid esters having at least 4% saturates; and b) one or more epoxidized bio-based oil, wherein the low volatile plasticizer is at least 80% free of organic volatiles. There is also disclosed a method of making a low volatile, epoxidized plasticizer composition as described herein, the method comprising hydrothermally treating the one or more epoxidized fatty acid esters and one or more epoxidized bio-based oil either before or after the blend is formed at conditions sufficient to remove at least 80% of trace organic volatiles while maintaining at least at least 4% saturates. 1. A low volatile , epoxidized plasticizer composition comprising a blend of:a) one or more epoxidized fatty acid esters having at least 4% saturates; andb) one or more epoxidized bio-based oil,wherein the low volatile epoxidized plasticizer is at least 80% free of organic volatiles.2. The composition of claim 1 , wherein the epoxidized fatty acid esters are derived from one or more vegetable oils.3. The composition of claim 2 , wherein the epoxidized fatty acid esters comprise epoxidized soy methyl ester claim 2 , epoxidized canola methyl ester claim 2 , or combinations thereof.4. The composition of claim 2 , wherein said epoxidized fatty esters is one or more alkyl esters.5. The composition of claim 2 , wherein the fatty acid esters comprise methyl ester derived from high linoleic soy bean oil claim 2 , methyl ester derived from low saturated soy bean oil claim 2 , methyl ester derived from high oleic canola oil claim 2 , sunflower oil claim 2 , corn oil claim 2 , high oleic algal oil claim 2 , or combinations thereof.6. The composition of claim 1 , wherein the epoxidized bio-based oils comprise natural or genetically modified epoxidized vegetable oils chosen from soybean oil claim 1 , olive oil claim 1 , peanut oil claim 1 , cottonseed oil claim 1 , linseed oil claim 1 , ...

PROCESS FOR THE EXTRACTION OF POLYHYDROXYALKANOATES FROM BIOMASS

An industrial scale batch or semi-continuous batch PHA extraction process wherein the process operating conditions and control may be quantitatively tuned to batch-to-batch variations based on a practical bench scale assessment but more preferably by means of a calibrated chemometric assessment of the biomass quality. Tuning involves the selection of biomass loading conditions that are commensurate with process solvent and PHA type. Batch operating times and temperatures are matched to modelled and monitored extraction kinetics. PHA-rich solvent gelation is exploited by controlling PHA-rich solvent gel formation. In combination a process Is disclosed that permits for robust and consistent recovered product quality control while at the same time enabling to improve overall process economics. 159-. (canceled)60. A method of recovering PHA from a mixed culture biomass comprising:a. preparing a granulated PHA-rich biomass;{'sub': L', 'U, 'b. determining a lower limiting extraction temperature (T) for the PHA-rich biomass and an upper limiting extraction temperature (T) for the PHA-rich biomass;'}c. admixing the granulated PHA-rich biomass and a PHA-poor solvent;d. extracting the PHA from the PHA-rich biomass to produce a PHA-rich solvent by dissolving the PHA in a PHA-poor solvent;{'sub': L', 'U, 'e. during extraction, controlling the temperature of the PHA-poor solvent such that the temperature, on average, is between Tand Tfor a period of time greater than 15 minutes, preferably less than 1 hour and most preferably less than 2 hours;'}{'sub': 'gel', 'f. after extracting PHA from the PHA-rich biomass, separating the PHA-rich solvent from the residual biomass while maintaining the temperature above a gelation onset temperature (T);'}{'sub': 'gel', 'g. transferring the PHA-rich solvent to a location of gelation while maintaining the temperature of the PHA-rich solvent above a gelation onset temperature (T) with or without shear stresses;'}{'sub': 'gel', 'h. promoting PHA ...

BIOCOMPATIBLE PHASE INVERTIBLE PROTEINACEOUS COMPOSITIONS AND METHODS FOR MAKING AND USING THE SAME

Biocompatible phase invertible proteinaceous compositions and methods for making and using the same are provided. The subject phase invertible compositions are prepared by combining a crosslinker and a proteinaceous substrate. The proteinaceous substrate includes one or more proteins and a polyamine, where the polyamine and a proteinaceous sub-strate are present in synergistic viscosity enhancing amounts, and may also include one or more of: a carbohydrate, a tackifying agent, a plasticizer, or other modification agent. In certain embodiments, the crosslinker is a heat-treated dialdehyde, e.g., heat-treated glutaraldehyde. Also provided are kits for use in preparing the subject composi-tions. The subject compositions, kits and systems find use in a variety of different applications. 1. A phase invertible composition produced by combining:a substrate comprising a polyamine and a proteinaceous material in a weight ratio of polyamine to proteinaceous material being in the range from 1:4 to 1:400, wherein the combination of the polyamine and the proteinaceous material has a viscosity which is greater than that of either the polyamine or the proteinaceous material alone; anda crosslinking agent, wherein the crosslinking agent causes the polyamine and the proteinaceous material to crosslink and the polyamine and the proteinaceous material crosslink in the presence of the crosslinking agent, wherein the crosslinking agent is exposed to radiation,wherein the substrate has a kinematic viscosity of about 20 to 450 centistokes,wherein the proteinaceous material is selected from the group consisting of albumin, elastin, fibrin and soluble and insoluble forms of collagen and combinations thereof, andwherein the crosslinking agent comprises a macromolecular crosslinking agent comprising a reaction product of an excess of a liquid aldehyde cross linking agent and a glycosaminoglycan.2. A kit for producing a phase invertible composition , the kit comprising:a substrate comprising a ...

PLASTICIZER BLENDS OF KETAL COMPOUNDS

The present invention is directed to formulations including a polymer and a plasticizer composition. The plasticizer composition is a blend of an alkyl ketal ester plasticizer and a second plasticizer selected from a cycloaliphatic compound, an ortho phthalate compound, a terephthalate compound, a benzoate ester compound, and a bio-based compound. The plasticizer composition is at least 10% by weight of the total of the polymer and the plasticizer composition. 152.-. (canceled)55. (canceled)61. The plastisol formulation of claim 53 , wherein the organic polymer is polyvinyl chloride.62. The plastisol formulation of claim 53 , wherein the plasticizer composition comprises at least 10% by weight of the first compound.6369.-. (canceled)70. The plastisol formulation of claim 53 , wherein the plasticizer composition comprises at least 10% by weight of the second compound.7178.-. (canceled)8183.-. (canceled) The present invention is directed to blends of ketal compounds with other compounds to be used as plasticizers for organic polymers.Plasticizers derived from 1,2-propanediol ketals of oxocarboxylate esters are described in WO2010/151558 which is hereby incorporated by reference in its entirety for all purposes.A number of known plasticizer compounds are derived from non-renewable, petroleum or natural gas derived feedstocks. Phthalate esters, particularly, dioctyl terephthalate ester, di(2-ethylhexyl) phthalate ester, and diisononyl phthalate ester are industrially significant plasticizers useful for plasticizing many formulations; more common formulations include those containing poly(vinyl chloride) (PVC). Recent regulatory pressure has targeted phthalates (United States Environmental Protection Agency Report: Phthalates Action Plan—Dec. 30, 2009) for replacement due to the risks associated with their use.Plasticizer replacements are needed to plasticize formulations without the risk to humans, animals and the environment.There is a need to provide plasticizers ...

INTERMEDIATE FILM FOR LAMINATED GLASS, AND LAMINATED GLASS

There is provided an interlayer film for laminated glass with which excessive adhesion against an interlayer film or the like can be suppressed and the transparency can be enhanced. The interlayer film for laminated glass according to the present invention is obtained by mixing a first composition containing a first thermoplastic resin having a hydroxyl group and a plasticizer and a second composition containing a second thermoplastic resin having a hydroxyl group and a plasticizer, satisfies the content ratio of the hydroxyl group of the first thermoplastic resin to be higher than the content ratio of the hydroxyl group of the second thermoplastic resin, and satisfies the ratio of the complex viscosity at 200° C. of the second composition to the complex viscosity at 200° C. of the first composition to be less than 4.5. 1. An interlayer film for laminated glass , being obtained by mixing a first composition containing a first thermoplastic resin having a hydroxyl group and a plasticizer and a second composition containing a second thermoplastic resin having a hydroxyl group and a plasticizer; andthe content ratio of the hydroxyl group of the first thermoplastic resin being higher than the content ratio of the hydroxyl group of the second thermoplastic resin, andthe ratio of the complex viscosity at 200° C. of the second composition to the complex viscosity at 200° C. of the first composition being less than 4.5 or the first thermoplastic resin and the second thermoplastic resin being a first thermoplastic resin and a second thermoplastic resin which satisfy the ratio of the complex viscosity at 200° C. of the second composition obtained by mixing 100 parts by weight of the second thermoplastic resin and 60 parts by weight of triethylene glycol di-2-ethylhexanoate to the complex viscosity at 200° C. of the first composition obtained by mixing 100 parts by weight of the first thermoplastic resin and 40 parts by weight of triethylene glycol di-2-ethylhexanoate to be ...

PLASTICIZER COMPOSITION, RESIN COMPOSITION AND METHOD FOR PREPARING THEREOF

The present invention relates to a plasticizer composition, a resin composition and a method for preparing thereof. The present invention can provide a plasticizer composition, which can improve properties required to the plasticizer composition contained in a vinyl chloride-based resin composition, such as plasticizing efficiency, volatile loss, and migration resistance, to a level equal to or better than the existing plasticizer composition, and a resin composition comprising thereof. 1. A plasticizer composition comprising an isophthalate-based material; and a citrate-based material ,wherein weight ratio of the isophthalate-based material and the citrate-based material is 99:1 to 1:99.2. The plasticizer composition of claim 1 , wherein the weight ratio of the isophthalate-based material and the citrate-based material is 95:5 to 50:50.3. The plasticizer composition of claim 2 , wherein the weight ratio of the isophthalate-based material and the citrate-based material is 95:5 to 60:40.4. The plasticizer composition of claim 1 , wherein the isophthalate-based material is at least one compound selected from the group consisting of di(2-ethyl hexyl) isophthalate (DEHIP or DOIP) and diisononyl isophthalate (DINIP).5. The plasticizer composition of claim 1 , wherein the citrate-based material comprises any one selected from the group consisting of a hybrid alkyl-substituted citrate-based material of carbon number 4 to 9 and non-hybrid alkyl-substituted citrate-based material of carbon number 4 to 9.6. The plasticizer composition of claim 1 , wherein the citrate-based material is a non-hybrid alkyl-substituted citrate-based material of carbon number 4 to 9 claim 1 , and the alkyl group of carbon number 4 to 9 of the citrate-based material is a linear chain or a branched chain.7. The plasticizer composition of claim 1 , which further comprises an additive comprising epoxidized oil or epoxidized fatty acid alkyl ester.8. The plasticizer composition of claim 7 , wherein the ...

METHOD FOR PRODUCING POLYCARBONATE MOLDING COMPOSITIONS WITH IMPROVED THERMAL PROCESSING STABILITY

The invention relates to a compounding method for producing impact-modified polycarbonate compositions using components acting as an alkali or using alkaline constituent-containing components. By using the method according to the invention, the harmful influence of the components acting as an alkali on the properties of polycarbonate molding compositions or the surface of molded bodies produced therefrom is counteracted. The method has the steps (i), (ii), and optionally (iii), wherein (i) in a first step A) 10 to 98 wt. % of at least one polymer selected from the group of aromatic polycarbonates and aromatic polyester carbonates, B) 0.001 to 0.3 wt. % of at least one organic Brønsted acid, i.e. a carbon and hydrogen-containing Brønsted acid, C) 0.0001 to 0.008 wt. % of at least one inorganic Brønsted acidic phosphorus compound, i.e. a Brønsted acidic phosphorus compound which does not contain carbon, D) 1 to 90 wt. % of at least one rubber-containing vinyl(co)polymerisate, E) 0 to 90 wt. % of at least one polyester, and F) 0 to 30 wt. % of at least one additive, the ratio of the weight percentages of the components B to C used in method step (i) ranging from 2 to 100, are heated by supplying thermal and/or mechanical energy, whereby at least the components A) and D) are melted and all of the components used are mixed together, dissolved into one another, or dispersed into one another, and in an additional step (ii), the melt (ii) resulting from method step (i) is resolidified by cooling and (iii) optionally granulated. The method steps (ii) and (iii) can be carried out in any order. The invention also relates to compositions produced according to the method, to the use thereof for producing molded bodies, to the molded bodies themselves, and to the use of the mixtures of B and C for stabilizing impact-modified polycarbonate compositions. 115.-. (canceled)16. A process for producing impact-modified polycarbonate compositions containing the steps (i) , (ii) and ...

HOT MELT ADHESIVE COMPOSITIONS INCLUDING MULTIPLE PROPYLENE POLYMERS, AND ARTICLES INCLUDING THE SAME

A hot melt adhesive composition that includes at least 5% by weight of a first amorphous alpha-olefin copolymer derived from propylene and at least one olefin comonomer other than propylene, the first amorphous alpha-olefin copolymer having a viscosity of less than 50,000 cP at 190° C., from 1% by weight to 20% by weight of a second polyolefin derived from propylene and optionally an alpha-olefin comonomer, the second polyolefin exhibiting a heat of fusion from 15 Joules per gram (J/g) to no greater than 90 J/g, a third polyolefin derived from propylene and optionally an alpha-olefin comonomer other than propylene, the third polyolefin being different from the first amorphous alpha-olefin copolymer and the second polyolefin and exhibiting a melt flow rate of no greater than 100 grams/10 minute and a density of no greater than 0.880 g/cm, tackifying agent, and liquid plasticizer. 1. A hot melt adhesive composition comprising:at least 5% by weight of a first non-single site catalyzed amorphous alpha-olefin copolymer derived from propylene and at least one olefin comonomer other than propylene, the first amorphous alpha-olefin copolymer having a viscosity of less than 50,000 cP at 190° C.;from 1% by weight to 20% by weight of a second polyolefin derived from propylene and optionally an alpha-olefin comonomer, the second polyolefin exhibiting a heat of fusion from 15 Joules per gram (J/g) to no greater than 90 J/g;{'sup': '3', 'a third polyolefin derived from propylene and optionally an alpha-olefin comonomer other than propylene, the third polyolefin being different from the first amorphous alpha-olefin copolymer and the second polyolefin, and exhibiting a melt flow rate of no greater than 100 grams/10 minute (g/10 min) and a density of no greater than 0.880 g/cm;'}tackifying agent; andliquid plasticizer.2. The hot melt adhesive composition of comprisingfrom 5% by weight to 40% by weight of the first amorphous alpha-olefin copolymer,from 1% by weight to 20% by weight ...

Method to make an article comprising polymer concentrate

This invention relates to a method to make an article comprising the steps of combining a semi-amorphous polymer having a heat of fusion of less than 70 J/g with a plasticizer and optionally one or more additives, to produce a polymer concentrate, combining the polymer concentrate with one or more final materials to produce an article precursor; and forming the article at least partially from the article precursor, wherein the polymer concentrate preferably shows no visible phase separation as demonstrated by the polymer concentrate having no visually detectable loss of the plasticizer after a portion of the polymer concentrate is aged on an absorbent surface for 24 hours at 25° C. An article produced by the method is also disclosed.

Purification of plasticizer and use thereof in a polymer production process and plant

The invention relates to purification of plasticizer, particularly for use in a polymer production process and plant. More particularly, the invention relates to purification of plasticizer, such as by gas stripping, for use in a process for in-line blending of polymer and plasticizer.

Purification and use of plasticizers in polymer manufacturing processes and plants

增塑剂的纯化及其在聚合物生产方法和装置中的用途

本发明涉及增塑剂的纯化，特别是用于聚合物生产方法和装置的纯化。更具体来说，本发明涉及例如通过气提的增塑剂的纯化，其用于聚合物和增塑剂的在线共混的方法。

Purification of plasticizer and use thereof in a polymer production process and plant

Process for preparing compositions based on a starchy component and on a synthetic polymer

One subject of the present invention is a process for preparing a composition based on a synthetic polymer comprising: the introduction, into a reactor containing a softened or molten synthetic polymer (component 1), of a non-plasticized starchy component (component 2) and of a plasticizer of the latter (component 3); and the kneading of the mixture obtained under conditions sufficient to obtain the plasticization of the starchy component (component 2) by the plasticizer (component 3) and a homogeneous mixture of the synthetic polymer and of the plasticized starchy component. The reactor may especially be a co-rotating or counter-rotating single-screw or twin-screw extruder, for example a co-rotating twin-screw extruder. The synthetic polymer may advantageously be chosen from the group comprising polyethylenes (PE) and polypropylenes (PP), which are functionalized or unfunctionalized, polyamides (PA), thermoplastic polyurethanes (TPU), styrene-ethylene-butylene-styrene (SEBS) copolymers, preferably that are functionalized, amorphous polyethylene terephthalates (PETG) and blends thereof. The resulting compositions have improved characteristics, especially in terms of coloration and of mechanical properties, for example in terms of elongation at break.

Method for producing a milk protein based plastic material (mp based plastic material)

The invention relates to a milk protein based plastic material produced according to a plastic material shaping method, known by a person skilled in the art and the literature, in which at least one protein, which is obtained from milk and which can be thermally plasticized, is plasticized using a plasticizing agent, such as for example water or glycerol at temperatures of between room temperature and 140 °C, subjected to mechanical stress and subsequently retreated according to a production method, known to person skilled in the art and literature, to form moulded bodies.

Method to make an article comprising polymer concentrate

This invention relates to a method to make an article comprising the steps of combining a semi-amorphous polymer having a heat of fusion of less than 70 J/g with a plasticizer and optionally one or more additives, to produce a polymer concentrate, combining the polymer concentrate with one or more final materials to produce an article precursor; and forming the article at least partially from the article precursor, wherein the polymer concentrate preferably shows no visible phase separation as demonstrated by the polymer concentrate having no visually detectable loss of the plasticizer after a portion of the polymer concentrate is aged on an absorbent surface for 24 hours at 25° C. An article produced by the method is also disclosed.

Method to make an article comprising polymer concentrate

This invention relates to a method to make an article comprising the steps of combining a semi-amorphous polymer having a heat of fusion of less than 70 J/g with a plasticizer and optionally one or more additives, to produce a polymer concentrate, combining the polymer concentrate with one or more final materials to produce an article precursor; and forming the article at least partially from the article precursor, wherein the polymer concentrate preferably shows no visible phase separation as demonstrated by the polymer concentrate having no visually detectable loss of the plasticizer after a portion of the polymer concentrate is aged on an absorbent surface for 24 hours at 25° C. An article produced by the method is also disclosed.

Cold-worked polyolefin compositions

A homogeneous blend comprising 10-80% by volume of a crystalline poly-(alpha-olefine) having a standard load melt index of substantially zero, the alpha-olefine having 2-4 carbon atoms, 5-60% by volume of inert particulate filler material and 15-85% by volume of plasticizer is subjected to sufficient cold working, for the thickness of at least a portion of the blend to be decreased by at least 1%. The blend is preferably first shaped into a form suitable for cold working, e.g. a sheet. The blend is preferably formed into a sheet, by any known method, at a temperature above the coalescing temperature of the blend, the sheet is then cooled below the softening temperature of the blend and deformed by applying pressure, e.g. by pressing, stamping, compression moulding or calender rolling, against at least a portion of the sheet, which pressure is sufficient to decrease the thickness of at least a portion of the sheet by at least 1%. Conventional fillers and plasticizers are used and may be removed from the cold washed blend by solvent extraction.

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Water-based chlorinated aliphatic polymer compositions and the preparation and use thereof

An aqueous latex of a chlorinated aliphatic polymer con­ taining a plasticising additive in the solids phase of the latex. The latex may be prepared starting from a solution of the chlorinated polymer in an organic solvent (for example car­ bon tetrachloride) which also contains a plasticising additive; an emulsion in water is prepared from this solution and the organic solvent is then selectively removed by evaporation to yield the desired aqueous latex.

Plasticisers for salt functionalized polyvinyl aromatics

The present invention provides an aromatic acid, a salt of an aromatic acid, anhydride of an aromatic acid, or mixtures thereof in which at least 50 percent of the carbon atoms are in aromatic rings and which have a melting point above about 100° C. as a plasticizer for polyvinyl aromatic polymers which are functionalized by grafting salt functional groups onto the polyvinyl aromatic blocks. When such a polymer is plasticized with the aromatic acid, salt of an aromatic acid or anhydride of an aromatic acid of this invention, the polymer retains excellent high temperature physical properties.

Method of producing plasticized polyvinyl alcohol and its use for the preparation of starch-based, biodegradable thermoplastic compositions

The method of producing plasticized polyvinyl alcohol by mixing polyvinyl alcohol in the presence of an organic plasticizer and water in a quantity which is insufficient to dissolve the polyvinyl alcohol under normal conditions, includes the steps of: i) pre-plasticizing the polyvinyl alcohol at a maximum temperature no higher than its softening point so as to produce a pre-plasticized polyvinyl alcohol having a melting point below the softening point of the polyvinyl alcohol used, and ii) further processing the pre-plasticized polyvinyl alcohol thus produced at a temperature above its melting point, under shear-stress conditions and for a period of time to produce a substantially homogeneous melt.

Plasticizer composition

This invention is a formulation comprising a blend of a polybutene and an aliphatic lactate ester said blend containing from 50-99% w/w of the polybutene. The polybutene may be a poly-n-butenes, polyisobutenes, polymers containing a mixture of n-butene and isobutene monomer units, and mixtures thereof. The aliphatic lactate ester is suitably derivable from lactic acid and an aliphatic alcohol having from 6-10 carbon atoms. These formulations are particularly suitable for use as plasticizers for polymeric resins, especially copolymers of vinyl aromatics with acrylates and/or methacrylates such as e.g. a styrene/acrylate copolymer.

Plasticizied α-olefin/vinylidene aromatic monomer of hindered aliphatic or cycloaliphatic vinylidene monomer interpolymers

Properties of interpolymers of α-olefin/vinylidene aromatic monomer are enhanced with plasticizers selected from phthalate esters, trimellitate esters, benzoates, aliphatic diesters, epoxy compounds, phosphate esters, glutarates, polymeric plasticizers (polyesters of glycols and aliphatic dicarboxylic acids) and oils. These plasticized interpolymers are useful in a wide range of applications including films, sheet, adhesives, sealants and molded parts.

Polyamide resin composition and tubular molding comprising the same

A polyamide resin composition comprising: (A) 100 parts by weight of at least one member selected from a polyamide-11 resin and a polyamide-12 resin; optionally (B) from 3 to 30 parts by weight of a modified polyolefin resin; and (C) from 3 to 25 parts by weight of a plasticizer mixture comprising a plasticizer (C1) and a plasticizer (C2). The modified polyolefin resin (B) is either a modified polyolefin (B1) which is a copolymer of an olefin comprising at least one of ethylene and propylene, with an α,β-unsaturated carboxylic acid or a derivative thereof, or a modified polyolefin (B2) which is a graft polymer obtained by grafting an α,β-unsaturated carboxylic acid or a derivative thereof onto a copolymer of an olefin comprising at least one of ethylene and propylene. The plasticizer (C1) has a solidifying point of -40° C. or lower and is at least one member selected from the group consisting of phthalic esters, fatty acid esters, polyhydric alcohol esters, phosphoric esters, trimellitic esters, and epoxy plasticizers, and the plasticizer (C2) is at least one member selected from the group consisting of benzenesulfonic acid alkylamides, toluenesulfonic acid alkylamides, and alkyl hydroxybenzoates.