КОМПОЗИЦИЯ ДЛЯ ПОЛУЧЕНИЯ ПОЛИМЕРНОЙ ПЕНЫ, СОСТОЯЩАЯ ИЗ СТИРОЛЬНОГО ПОЛИМЕРА, НИЗКОМОЛЕКУЛЯРНОГО ПОЛИЭТИЛЕНА И БРОМИРОВАННОГО ВИНИЛАРОМАТИЧЕСКОГО/БУТАДИЕНОВОГО СОПОЛИМЕРА

... 1. Полимерная композиция, включающая полимерный компонент, содержащий стирольный полимер, бромированный винилароматический/бутадиеновый сополимер и низкомолекулярный полиэтилен, концентрация низкомолекулярного полиэтилена в котором составляет от 0,02 до 1,0 вес.% в расчете на вес полимерного компонента, а средневесовая молекулярная масса низкомолекулярного полиэтилена составляет 10,000 г/моль или менее, и где стирольный полимер представлен одним или более полимером, выбранным из гомополимера стирольного мономера и сополимеров, содержащих сополимеризованный стирольный мономер и мономеры, включающие один или сочетание мономеров, выбранных из: метилстирола, диметилстирола, этилстирола, диэтилстирола, изопропилстирола, хлорстирола, дихлорстирола, трихлорстирола, винилтолуола, винилксилола, дивинилбензола, акриловой кислоты, метакриловой кислоты, метилакрилата, этилакрилата, этилметакрилата, акрилонитрила, малеинового ангидрида, ангидрида итаконовой кислоты.2. Композиция согласно п. 1, отличающаяся ...

СПОСОБ ПОЛУЧЕНИЯ НЕОРИЕНТИРОВАННОЙ ПЛЕНКИ С УЛУЧШЕННЫМИ БАРЬЕРНЫМИ СВОЙСТВАМИ ПО ОТНОШЕНИЮ К КИСЛОРОДУ

Изобретение относится к способу получения литой пленки с улучшенными барьерными свойствами по отношению к кислороду. Литая пленка содержит полиолефиновую композицию, включающую гомо- или сополимер пропилена, углеводородную смолу и зародышеобразующий агент. Способ включает охлаждение экструдированной пленки при определенной температуре охлаждения, которая предпочтительно выше, чем температура охлаждения пленки, имеющей такие же компоненты, в таких же относительных количествах, за исключением того, что она не содержит углеводородной смолы. Литая пленка на основе полипропилена обеспечивает улучшенные барьерные свойства по отношению к кислороду, что позволяет ее использовать для упаковки скоропортящихся продуктов. 2 н. и 6 з.п. ф-лы, 2 табл., 5 пр.

Granulat aus rein natürlichen Bestandteilen; Granulat als Ausgangsmaterial zur Herstellung kompostierbarer Produkte sowie Produkte hergestellt aus Granulat

Granulat bestehend aus natürlichen bevorzugt rein pflanzlichen Bestandteilen umfassend Stärke und Dickungs-und Geliermittel aufweisend eine Feststoffzusammensetzung bestehend ausPflanzliche Stärke40-60%Dickungs- und/oder Geliermittel40-60%Optionale Zusätze0-20%,wobei das Granulat eine Restfeuchte von 10-30%, bevorzugt 15-22% aufweist.

ANTIMICROBIAL ONE AND ANTIVIRAL ONES POLYMER MASTER BATCHES, PROCEDURE FOR THE PRODUCTION OF POLYMERE MATERIAL WITH THIS MASTER BATCH AS WELL AS THEREBY MANUFACTURED PRODUCTS

Wax as a melt flow modifier and processing aid for polymers

An improved method forms and employs a wax to modify throughputs and melt flow in polymers. The method comprises: (a) selecting a solid polymeric material, (b) heating the solid polymeric material in an extruder to produce a molten polymeric material, (c) filtering the molten polymeric material, (d) placing the molten polymeric material through a chemical depolymerization process in a reactor to produce a depolymerized polymeric material, and (e) adding the depolymerized material to a pre-wax mixture to produce a modified polymer.

COMPOSITE FLOOR AND MANUFACTURING METHOD THEREOF

The present invention provides a composite floor and a manufacturing method thereof. The composite floor comprises a coextrusion layer compression moulded by using a coextrusion process. The coextrusion layer comprises a first stone-plastic layer, a stone-plastic foaming layer, and a second stone-plastic layer sequentially arranged from top to bottom. In the composite floor of the present invention, the stone-plastic foaming layer is used as the main material layer, which reduces a whole weight of the floor; and the first stone-plastic layer and the second stone-pIastic layer are arranged at two sides of the stone-plastic foaming layer, respectively, so that the composite floor is more stable in performance. It is more friendly to environment and.simple in manufacturing procedure to use the coextrusion process for compression moulding because of avoiding bonding using glue. Use of the coextrusion process makes various layers bond more compact, and little delamination and warpage due to ...

POLYMER FOAM

The present invention relates to foam comprising thermoplastic starch, polyolefin, polyolefin wax, ethylene vinyl alkanoate copolymer, and ethylene acrylic copolymer, and also to a method of preparing the same.

COMPOSITION FOR POLYMERIC FOAM COMPRISING STYRENIC POLYMER, POLYETHYLENE WAX AND BROMINATED VINYLAROMATIC/BUTADIEN- COPOLYMER

A polymer composition containing a polymer component containing styrenic polymer, a brominated vinyl aromatic / butadiene copolymer and a polyethylene wax, concentration of the polyethylene wax is 0.02 to 1.0 weight percent based on weight of the polymer component, the polyethylene wax has average molecular weight of 10,000 g/mol or less than 10,000 g/mol. The polymer composition can be a polymeric foam.

HYDROPHILIC, HIGHLY SWELLABLE HYDROGELS

The present invention relates to hydrophilic, highly swellable hydrogels which are coated with nonreactive, water-insoluble waxes in a quantity of from 0.05 to 2% by weight, based on uncoated hydrogel.

Zellulosefolie.

BITUMEN COMPOSITION IN THE FORM OF GRANULES AND METHOD OF ITS PRODUCTION

BITUMINOUS COMPOSITION IN THE FORM OF GRANULES AND METHOD FOR PREPARING SAME

METHOD OF MANUFACTURING OF AGGLOMERATES, CONTAINING RUBBER AND WAX, MADE BY THIS METHOD AGGLOMERATES AND THEIR USE IN ASFALTAKh OR BITUMEN MATERIAL

Preparation method of waterproof sealing rubber strip

NONAQUEOUS ELECTROLYTE SECONDARY BATTERY SEPARATOR

Modified composite PE (Polyethylene) tube

COATED PACKAGING MATERIAL

COMPOSITE FLOOR AND ITS MANUFACTURING METHOD

POLYMER FOAM

The present invention relates to foam comprising thermoplastic starch, polyolefin, polyolefin wax, ethylene vinyl alkanoate copolymer, and ethylene acrylic copolymer, and also to a method of preparing the same.

ИЗНОСОСТОЙКИЕ ДЕКОРАТИВНЫЕ ПОКРЫТИЯ

Настоящее изобретение относится к декоративным облицовочным покрытиям, в частности напольным или настенным покрытиям, содержащим один или более слоев и отвержденный верхний слой, сочетающим превосходные противоскользящие свойства и стойкость к истиранию. Декоративное облицовочное покрытие, содержащее подложку и верхний слой, покрывающий верхнюю поверхность указанной подложки, где указанный верхний слой содержит: от 40 до 80 мас.% отвержденного связующего вещества (i), содержащего полимер, выбранный из группы, состоящей из эпоксидной смолы, сложноэфирной эпоксидной смолы, сложноэфирной виниловой смолы, сложного полиэфира, алкидной смолы, полиамида, сложного полиэфирамида, полиуретана, простого полиэфира, (мет)акрилатного (со)полимера, винилового (со)полимера, аминопластовой смолы и их смесей; от 0,5 до 25 мас.% одного или более типов микромасштабных частиц (ii) с объемным медианным диаметром частиц (D50) от 1 до 50 мкм, как определено с помощью измерений рассеяния лазерного излучения в соответствии ...

Hydrophile, hochquellfähige Hydrogele

TACKY POLYOLEFIN FILMS

... 1516420 Tacky polyolefine film MITSUBISHI CHEMICAL INDUSTRIES Ltd 5 Aug 1976 [28 Aug 1975 15 June 1976] 32684/76 Heading B5B [Also in Division C3] The film is formed from a composition comprising 98À5-88 wt.% polyolefin resin, 0À5- 6 wt.% of a low grade polyolefin and 1-6 wt. % tackifier and aged preferably at 20- 150‹ C. in the atmosphere. The film may be wound loosely on a creel and aged 15 mins. at 35-60‹ C., or 5-120 sees. at 60-150‹ C. A defogging agent especially polyoxyethylene alkyl ether, polyoxyethylene fatty acid ester, a sorbitan fatty acid ester, a glycerol fatty acid ester or a sodium dialkylsulphosuccinate, may be added. Suitable tackifiers include terpene resins, a coumarone resin, a coumarone-indene resin, a xylene resin, a rosin, or a petroleum resin or a mixture thereof.

A process for producing a non-oriented film with improved oxygen barrier property

The present invention is directed to a process for producing a non-oriented film with improved oxygen barrier property, and to such a non-oriented film. The non-oriented film comprises a polyolefin composition comprising a propylene homo- or copolymer, a hydrocarbon resin and optionally a nucleating agent. The process involves cooling of the extruded film at a certain cooling temperature which is preferably higher than the cooling temperature of a film which has the same components in the same relative amounts apart from not comprising the hydrocarbon resin. The present invention allows the application of a polypropylene based non-oriented film like a cast film (CPP) for packaging of sensitive food.

WAX COATING AND ASSOCIATED METHODS OF USE

Wax compositions are provided with improved properties for various applications, such as coating of composite cellulosic materials, e.g., composite wood material, particleboard, medium density fiberboard, construction board or combination thereof. As described herein, paraffin wax compositions are provided that have n- paraffin content of from about 30%wt to about 95%wt, and a 95% carbon number spread of from about 1 carbon atoms to about 23 carbon atoms, which provide enhanced water proofing properties as compared to waxes currently used.

LOW SPEED CROSS-LINKING CATALYST FOR SILANE-GRAFTED PLASTOMERS

The present invention relates to silane crosslinking catalyst comprising: - 75 to 85 wt.-% of an olefin acrylate interpolymer and - 15 to 25 wt.-% of a hindered amine light stabilizer (HALS) having a number average molecular weight Mn of 1500 to 4000 g/mol; and - optionally up to 5 wt.-% wax, wherein the silane crosslinking catalyst is free of tin, carboxylic acid(s) and sulphonic acid(s), all weight percentages with respect to the total weight of the silane crosslinking catalyst.

FOAMABLE COMPOSITIONS AND METHODS FOR FABRICATING FOAMED ARTICLES

In one aspect, a foamable composition is disclosed, which comprises a base polymer, talc and a citrate compound blended with the base polymer. In some embodiments, the concentration of the talc in the composition is in a range of about 0.05% to about 25% by weight, e.g., in a range of about 2% to about 20%, or in a range of about 3% to about 15%, or in a range of about 5% to about 10%. Further, the concentration of the citrate compound in the composition can be, for example, in a range of about 0.05% to about 3% by weight, or in a range of about 0.02% to about 0.9% by weight, or in a range of about 0.03% to about 0.8% by weight, or in a range of about 0.04% to about 0.7% by weight, or in a range of about 0.05% to about 0.6% by weight.

COMPOSITE FLOOR AND MANUFACTURING METHOD THEREOF

The present invention provides a composite floor and a manufacturing method thereof. The composite floor comprises a coextrusion layer compression moulded by using a coextrusion process. The coextrusion layer comprises a first stone-plastic layer, a stone-plastic foaming layer, and a second stone-plastic layer sequentially arranged from top to bottom. In the composite floor of the present invention, the stone-plastic foaming layer is used as the main material layer, which reduces a whole weight of the floor; and the first stone-plastic layer and the second stone-pIastic layer are arranged at two sides of the stone-plastic foaming layer, respectively, so that the composite floor is more stable in performance. It is more friendly to environment and.simple in manufacturing procedure to use the coextrusion process for compression moulding because of avoiding bonding using glue. Use of the coextrusion process makes various layers bond more compact, and little delamination and warpage due to ...

STRUCTURE HAVING EXTERNALLY ADDED REGIONS ON THE SURFACE THEREOF

Disclosed is a structure including a formed body (1) formed in a predetermined shape and an externally added region formed on the surface of the formed body, wherein the externally added region has externally added protuberances (3) of a mixture of a wax component and a liquid (5) formed on the surface of the formed body and, further, has a mountain/valley surface formed by the distribution of the externally added protuberances; and valley portions of the externally added region, are covered with the liquid among the externally added protuberances.

WAX COMPOSITION COMPRISING LINEAR HYDROCARBONS, BRANCHED HYDROCARBONS AND OXIDIZED HYDROCARBONS, AQUEOUS DISPERSION THEREOF, METHOD TO PRODUCE SUCH WAX COMPOSITION AND DISPERSION AND USE THEREOF AS CARNAUBA WAX REPLACEMENT

The invention relates to a wax composition comprising linear hydrocarbons, branched hydrocarbons and oxidized hydrocarbons, wherein the composition is characterized by a congealing point from 68° C to 110° C, an acid number in the range of 3 to 30 mg KOH/g, a saponification number of 20 to 90 mg KOH/g and a needle penetration at 25° C of below 15 1/10 mm. The invention further relates to an aqueous dispersion comprising the wax composition and a method of manufacture of both the wax composition and the dispersion. The wax composition can be used to fully or partially substitute Carnauba wax or Candelilla wax.

FILMS, AND RELATED COMPOSITIONS AND METHODS OF MAKING

Disclosed in embodiments herein are monolayer or multilayer films. The films include at least one layer including a) a polyethylene polymer component comprising linear low density polyethylene; and b) a wax component comprising nonpolar, polyethylene wax, wherein the nonpolar, polyethylene wax has a density of 0.955 grams/cm3 or greater, and wherein the nonpolar, polyethylene wax is present in an amount of at least 3 percent by weight of the film. Also disclosed in embodiments herein are related compositions and methods of making monolayer or multilayer films.

POLYOLEFIN-BASED CABLE COMPOUND FORMULATION FOR IMPROVED FOAMABILITY AND ENHANCED PROCESSABILITY

A composition comprising a composition of an ethylene-based thermoplastic polymer comprising high density polyethylene (HDPE) blended with a modifier component, an optional blowing agent, optionally with carbon black and/or one or more additives, to make foamed articles.

IMPROVED EXPANDABLE VINYL AROMATIC POLYMERS

IMPROVED EXPANDABLE VINYL AROMATIC POLYMERS

Polymer physical foaming body and production method thereof

Production process of foam for aviation seat

PETG (Polyethylene Terephthalate Glycol) master batch and preparation method thereof

Edible food packaging film and preparation method thereof

METHOD FOR MAKING A POWDER CHARGED AND A PRODUCT MADE OF A ELECTRICALLY CONDUCTIVE COMPOSITE MATERIALS.

La présente invention concerne un procédé de fabrication d'une poudre chargée électriquement conductrice de polymères thermoplastiques. Le procédé comporte les étapes de réalisation d'une poudre originelle (10) contenant des noyaux (3) de polymères thermoplastiques, et de réalisation de ladite poudre chargée (1) à l'aide de fils (4) submicroniques électriquement conducteurs et de cire (6), en formant une pluralité d'ensembles (2) comprenant chacun un dit noyau (3) ainsi qu'au moins un dit fil (4) et une membrane de protection (5) en ladite cire.

СТРУКТУРА, ИМЕЮЩАЯ НАРУЖНЫЕ ДОПОЛНИТЕЛЬНЫЕ ОБЛАСТИ НА СВОЕЙ ПОВЕРХНОСТИ

Структура, представляющая собой формованное изделие 1, имеющее заданную форму, и наружную дополнительную область, образованную на поверхности формованного изделия 1, причем указанная наружная дополнительная область имеет наружные дополнительные выпуклости 3 из смеси воскового компонента и жидкости 5, образованные на поверхности формованного изделия 1, и дополнительно имеет поверхность с выступами/впадинами, образованную посредством размещения наружных дополнительных выпуклостей 3; при этом на наружной дополнительной области на участках между наружными дополнительными выпуклостями 3 поверхности (участки впадин) формованного изделия 1 покрыты жидкостью. 9 з.п. ф-лы, 2 табл., 3 ил.

ПРОТИВОМИКРОБНАЯ И ПРОТИВОВИРУСНАЯ ПОЛИМЕРНАЯ МАТОЧНАЯ СМЕСЬ, СПОСОБЫ ПРОИЗВОДСТВА ПОЛИМЕРНЫХ МАТЕРИАЛОВ ИЗ НЕЕ И ПРОДУКТЫ, ПОЛУЧЕННЫЕ ИЗ НЕЕ

ÐÎÑÑÈÉÑÊÀß ÔÅÄÅÐÀÖÈß RU (19) (11) 2007 134 270 (13) A (51) ÌÏÊ A01N 59/20 (2006.01) ÔÅÄÅÐÀËÜÍÀß ÑËÓÆÁÀ ÏÎ ÈÍÒÅËËÅÊÒÓÀËÜÍÎÉ ÑÎÁÑÒÂÅÍÍÎÑÒÈ, ÏÀÒÅÍÒÀÌ È ÒÎÂÀÐÍÛÌ ÇÍÀÊÀÌ (12) ÇÀßÂÊÀ ÍÀ ÈÇÎÁÐÅÒÅÍÈÅ (21), (22) Çà âêà: 2007134270/04, 12.03.2006 (71) Çà âèòåëü(è): ÇÅ ÊÀÏÐÎÍ ÊÎÐÏÎÐÅÉØÍ (US) (30) Êîíâåíöèîííûé ïðèîðèòåò: 21.03.2005 IL 167,564 01.03.2006 IL 174,021 (72) Àâòîð(û): Äæåôôðè Ãàáýé (IL) (85) Äàòà ïåðåâîäà çà âêè PCT íà íàöèîíàëüíóþ ôàçó: 14.09.2007 (87) Ïóáëèêàöè PCT: WO 2006/100665 (28.09.2006) R U (54) ÏÐÎÒÈÂÎÌÈÊÐÎÁÍÀß È ÏÐÎÒÈÂÎÂÈÐÓÑÍÀß ÏÎËÈÌÅÐÍÀß ÌÀÒÎ×ÍÀß ÑÌÅÑÜ, ÑÏÎÑÎÁÛ ÏÐÎÈÇÂÎÄÑÒÂÀ ÏÎËÈÌÅÐÍÛÕ ÌÀÒÅÐÈÀËΠÈÇ ÍÅÅ È ÏÐÎÄÓÊÒÛ, ÏÎËÓ×ÅÍÍÛÅ ÈÇ ÍÅÅ (57) Ôîðìóëà èçîáðåòåíè 1. Ïîëèìåðíà ìàòî÷íà ñìåñü äë ïîëó÷åíè ïðîòèâîìèêðîáíîãî, ïðîòèâîãðèáêîâîãî è ïðîòèâîâèðóñíîãî ïîëèìåðíîãî ìàòåðèàëà, ñîäåðæàùåãî æèäêóþ ñìåñü òåðìîïëàñòè÷íîé ñìîëû, ïðîòèâîìèêðîáíîãî, ïðîòèâîãðèáêîâîãî è ïðîòèâîâèðóñíîãî àãåíòà, ñîñòî ùåãî ãëàâíûì îáðàçîì èç íåðàñòâîðèìûõ â âîäå ÷àñòèö èîííîãî îêñèäà ìåäè, ïîëèìåðíîãî âîñêà è àãåíòà äë ïðèí òè çàð äà èîíîâ óïîì íóòîãî îêñèäà ìåäè. 2. Ïîëèìåðíà ìàòî÷íà ñìåñü ïî ï.1, ñîäåðæàùà ïðèáëèçèòåëüíî îò 4 äî 83% òåðìîïëàñòè÷íîé ñìîëû, ïðèáëèçèòåëüíî 10-60 ìàñ.% íåðàñòâîðèìûõ â âîäå ÷àñòèö èîííîãî îêñèäà ìåäè, ïðèáëèçèòåëüíî îò 1 äî 30% ïîëèìåðíîãî âîñêà è ïðèáëèçèòåëüíî îò 1 äî 6% àãåíòà äë ïðèí òè çàð äà èîíîâ óïîì íóòîãî îêñèäà ìåäè. 3. Ïîëèìåðíà ìàòî÷íà ñìåñü ïî ï.1, îòëè÷àþùà ñ òåì, ÷òî óïîì íóòûé àãåíò âûáèðàåòñ èç ãðóïïû, ñîñòî ùåé èç õåëàòîîáðàçóþùåãî àãåíòà è àãåíòà äåçàêòèâàöèè ìåòàëëà. 4. Ïîëèìåðíà ìàòî÷íà ñìåñü ïî ï.1, îòëè÷àþùà ñ òåì, ÷òî óïîì íóòûé àãåíò âûáèðàåòñ èç ãðóïïû, ñîñòî ùåé èç ôîñôèòà, äåçàêòèâèðóþùåãî ìåòàëë, ôåíîëüíîãî àíòèîêñèäàíòà, èîäèäà êàëè , áðîìèäà êàëè , ñòåàðàòà êàëüöè , ñòåàðàòà öèíêà, ñòåàðàòà àëþìèíè , óäëèíèòåëåé òðåòè÷íûõ öåïåé è èõ ñî÷åòàíèé. 5. Ïîëèìåðíà ìàòî÷íà ñìåñü ïî ï.1, îòëè÷àþùà ñ òåì, ÷òî óïîì íóòûì àãåíòîì âë åòñ äåçàêòèâàòîð ìåòàëëà. 6. Ïîëèìåðíà ìàòî÷íà ñìåñü ïî ï.1, îòëè÷àþùà ñ òåì, ÷òî óïîì íóòûì àãåíòîì ...

VERBESSERTE OBERFLÄCHENZUSAMMENSETZUNG FÜR KUNSTSTOFFORMTEILE UND VERWENDUNG DIESER ZUSAMMENSETZUNG

IMPROVED SURFACE COMPOSITION FOR KUNSTSTOFFORMTEILE AND USE OF THIS COMPOSITION

Flame retardant polyolefin articles

The present invention relates to a flame-retardant article comprising a polyolefin substrate having additives incorporated therein, the additives comprising: a specific phosphonate ester of formula (1), a synergist comprising an N-alkoxy hindered amine, and a melamine cyanurate. The present invention also relates to corresponding flame retardant compositions, and the use of these for improving the flame retardency of polyolefins.

Bituminous composition in the form of granules and method for preparing same

The invention concerns a bituminous composition in the form of granules, each granule comprising a core and a coating and having a mass for approximately one hundred particles of between 0.5 g to 2 g, the core comprising 40% to 60% by weight of a binder matrix; 30% to 40% by weight of a polymer; 4% to 6% by weight of a compatibilising agent; and 2% to 15% by weight of an anti-adhesive filler; and the coating comprising an anti-sticking agent. The invention also concerns the method for preparing said composition and the use of same in bitumen plants.

Structure having externally added region on surface

This structure comprises a formed body (1) which is formed in a prescribed shape, and an external addition region which is formed on the surface of the formed body (1), and is characterized in that the external addition region comprises externally added convex portions (3) made up a mixture of a wax component and a liquid (5) and formed on the surface of the formed body (1), and has a peak-and-valley surface formed by the distribution of the externally added convex portions (3); in the external addition region, the surface (valleys) of the formed body (1) positioned between the externally added convex portions (3) are covered by the liquid (5).

PRESSURE SEALABLE PACKAGING FILM

A PROCESS FOR PRODUCING FOAM MOULDINGS

The present invention relates to a process for producing foam mouldings, comprising a) providing a first amount of expandable foam particles; b) providing a second amount of expandable foam particles; c) preparing a physical mixture on basis of said first and second amount of foam particles; d) introduction of the mixture of step c) into a mould and sintering under pressure and heat, wherein the chemical origin of the first amount of expandable foam particles differs from the chemical origin of the second amount of foam particles, the process further comprising the presence of a coating in the mixture before the introduction of the mixture into the mould.

Wear-resistant high-elasticity TPE inflatable boat material

3D blowing membrane

Polyvinyl chloride plastic without being added with plasticizer

Production technology of composite packaging film

Degradable packaging film prepared from fruit peels

Mildew-proof and antibacterial coating as well as preparation method and application thereof

PP diffusion plate

Polyimide (PI) composition, PI film, and preparation method and application thereof

Oriented polyester film

An oriented polyester film containing antioxidant and modified polyolefin wax in a surface layer on at least one side thereof, wherein the oriented polyester film is such that the modified polyolefin wax contained in said layer is present in an amount that, as measured based on weight of a composition at said layer, is not less than 0.1 wt % but less than 3.0 wt %, and wherein the modified polyolefin wax is such that acid value thereof is not less than 1 mg KOH/g but less than 50 mg KOH/g, 3 wt % weight loss onset temperature thereof is not less than 300° C., weight-average molecular weight thereof is within a range that is 3,500 to 65,000, and the antioxidant is present in an amount that, as measured based on the weight of the composition, is not less than 0.02 wt % but less than 0.35 wt %.

COMPOSITION FOR POLYMERIC FOAM COMPRISING STYRENIC POLYMER, POLYETHYLENE WAX AND BROMINATED VINYLAROMATIC/BUTADIEN- COPOLYMER

COPOLYMER WITH PROGRAMMABLE WATER SOLUBILITY

Шина

FIELD: materials. SUBSTANCE: invention relates to tire, consisting of a rubber compound. This rubber mixture includes a rubber component, containing modified butadiene rubber, which is a butadiene rubber, containing a condensed alkoxysilane compound at the active end of the butadiene rubber chain, and silicon dioxide. In this case, the tire has a wetting angle of between 125 and 140° with clean water, and the amount of filler gel formed in the rubber mixture is at least 45% by weight. EFFECT: technical result of the invention consists in providing a tire suppressing snow clogging and snow sticking regardless of the shape of the tread and having excellent performance on icy and snowy road surfaces while maintaining the grip characteristics on the wet road surface and abrasion resistance. 1 cl, 1 tbl, 5 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 654 040 C2 (51) МПК B60C 1/00 (2006.01) C08L 9/00 (2006.01) C08K 3/36 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (52) СПК B60C 1/00 (2018.02); C08L 9/00 (2018.02); C08K 3/36 (2018.02) (21)(22) Заявка: 2016140474, 14.10.2016 (24) Дата начала отсчета срока действия патента: (73) Патентообладатель(и): Сумитомо Раббер Индастриз, Лтд. (JP) Дата регистрации: 15.05.2018 12.11.2015 JP 2015-222440 (43) Дата публикации заявки: 16.04.2018 Бюл. № 11 2428439 C2, 10.09.2011. RU 2424910 C2, 27.07.2011. RU 2461595 C2, 20.09.2012. DE 10228537 A1, 16.01.2003. (45) Опубликовано: 15.05.2018 Бюл. № 14 2 6 5 4 0 4 0 R U (54) Шина (57) Реферат: Изобретение относится к шине, состоящей из резиновой смеси. Данная резиновая смесь включает каучуковый компонент, содержащий модифицированный бутадиеновый каучук, представляющий собой бутадиеновый каучук, содержащий конденсированное алкоксисилановое соединение на активном конце цепи бутадиенового каучука, и диоксид кремния. При этом шина имеет угол смачивания чистой водой от 125 до 140°, причем количество образовавшегося геля наполнителя в резиновой Стр ...

ИЗНОСОСТОЙКИЕ ДЕКОРАТИВНЫЕ ПОКРЫТИЯ

Шина

РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2016 140 474 A (51) МПК B60C 1/00 (2006.01) C08L 9/00 (2006.01) C08K 3/36 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ЗАЯВКА НА ИЗОБРЕТЕНИЕ (21)(22) Заявка: 2016140474, 14.10.2016 (71) Заявитель(и): Сумитомо Раббер Индастриз, Лтд. (JP) Приоритет(ы): (30) Конвенционный приоритет: 12.11.2015 JP 2015-222440 Адрес для переписки: 191036, Санкт-Петербург, а/я 24, "НЕВИНПАТ" A R U A 2 0 1 6 1 4 0 4 7 4 (57) Формула изобретения 1. Шина, состоящая из резиновой смеси, включающей каучуковый компонент, содержащий модифицированный бутадиеновый каучук и диоксид кремния, и имеющей угол смачивания чистой водой от 125° до 140°. 2. Шина по п. 1, в которой количество геля наполнителя в резиновой смеси составляет не менее 45 мас. %. 3. Шина по п. 1 или 2, в которой резиновая смесь включает модифицированный бутадиеновый каучук и диоксид кремния в качестве маточной смеси. 2 0 1 6 1 4 0 4 7 4 (54) Шина R U (43) Дата публикации заявки: 16.04.2018 Бюл. № 11 (72) Автор(ы): ТАКЕНАКА Микако (JP), КОДЗИМА Рёдзи (JP) Стр.: 1

СПОСОБЫ ПОЛУЧЕНИЯ КОМПОЗИЦИЙ ПОЛИМЕРА ВИНИЛИДЕНХЛОРИДА

HYDROPHILIC, HIGH-SOURCEABLE HYDRAULIC GELS

Antimicrobial and antiviral polymeric master batch, processes for producing polymeric material therefrom and products produced therefrom

A polymeric master batch for preparing an antimicrobal and antifungal and antiviral polymeric material comprising a slurry of thermoplastic resin, an antimicrobal and antifungal and antiviral agent consisting essentially of water insoluble particles of ionic copper oxide, a polymeric wax and an agent for occupying the charge of the ionic copper oxide.

Method for producing agglomerates having rubber and wax, agglomerates produced according to said method, and use of said agglomerates in asphalts or bitumen masses

The invention relate to a method for producing a bulk good of agglomerates made of rubber particles and wax, wherein a composition of the agglomerate and the use of said bulk good to produce asphalt or bitumen masses are created in that rubber is activated by swelling and using a swelling agent and a melt made of viscosity-reducing wax and of optional polyoctenamer is added, the activated rubber particles are agglomerated by means of the viscosity-reducing wax and optional adhesion-improving substances, wherein the resulting larger volume leads to a viscosity reduction and the softening leads to a more intimate and more homogeneous wetting with the wax and, in the mixed good to be produced, a viscosity reduction remaining stable in the mixed good for < 180 min and an increased stability of the cross-linking of the rubber molecules among each other after the agglomerates have been incorporated are achieved.

WAX AS A MELT FLOW MODIFIER AND PROCESSING AID FOR POLYMERS

An improved method forms and employs a wax to modify throughputs and melt flow in polymers. The method comprises: (a) selecting a solid polymeric material, (b) heating the solid polymeric material in an extruder to produce a molten polymeric material, (c) filtering the molten polymeric material, (d) placing the molten polymeric material through a chemical depolymerization process in a reactor to produce a depolymerized polymeric material, and (e) adding the depolymerized material to a pre-wax mixture to produce a modified polymer.

STRUCTURE HAVING EXTERNALLY ADDED REGIONS ON SURFACE THEREOF

This structure comprises a formed body (1) which is formed in a prescribed shape, and an external addition region which is formed on the surface of the formed body (1), and is characterized in that the external addition region comprises externally added convex portions (3) made up a mixture of a wax component and a liquid (5) and formed on the surface of the formed body (1), and has a peak-and-valley surface formed by the distribution of the externally added convex portions (3); in the external addition region, the surface (valleys) of the formed body (1) positioned between the externally added convex portions (3) are covered by the liquid (5).

BITUMINOUS COMPOSITION IN THE FORM OF GRANULES AND METHOD FOR PREPARING SAME

L'invention vise une composition bitumineuse sous forme de granulés, chaque granule comportant un noyau et un enrobage et présentant une masse pour environ cent particules comprise entre 0,5 g à 2 g, le noyau comprenant 40% à 60% en poids d'une matrice liante; 30% à 40% en poids d'un polymère; 4% à 6% en poids d'un agent compatibilisant; et 2% à 15% en poids d'une charge anti-adhérente; et l'enrobage comprenant un agent anti-collant. L'invention vise également le procédé de préparation de ladite composition ainsi que son utilisation dans des usines à bitume.

IMPROVED ELASTOMER FORMULATIONS

This present invention relates to carbon nanotubes as fillers in composites with materials such as elastomers, thermosets and thermoplastics. A further feature of this invention relates to the development of a concentrate of carbon nanotubes with an elastomer wherein the concentrate can be further diluted with an elastomer and other polymers and fillers using conventional melt mixing.

Degradable anticorrosion and dampproof food packaging bag

Preparation method of heat preservation plate of outer wall of building

Expandable vinyl aromatic polymers containing graphite particles having a polymodal particle size distribution

composição espumável, artigo de espuma polimérica e processo para preparar um material de espuma polimérica

COMPOSIÇÃO ESPUMÁVEL, ARTIGO DE ESPUMA POLIMÉRICA E PROCESSO PARA PREPARAR UM MATERIAL DE ESPUMA POLIMÉRICA. A presente invenção se refere a uma composição compreendendo uma composição de polímero termoplástico baseado em etileno compreendendo polietileno de alta densidade (PEAD) misturado com um componente modificador, um agente de sopro opcional, opcionalmente com negro-de-fumo e um ou mais aditivos, para fazer artigos espumados. FOAMING COMPOSITION, POLYMERIC FOAM ARTICLE AND PROCESS FOR PREPARING A POLYMERIC FOAM MATERIAL. The present invention relates to a composition comprising an ethylene-based thermoplastic polymer composition comprising high density polyethylene (HDPE) mixed with a modifier component, an optional blowing agent, optionally with carbon black and one or more additives, to make foamed articles.

Polyolefin-based cable compound formulation for improved foamability and enhanced processability

A composition comprising a composition of an ethylene-based thermoplastic polymer comprising high density polyethylene (HDPE) blended with a modifier component, an optional blowing agent, optionally with carbon black and/or one or more additives, to make foamed articles.

SENSOR SYSTEM

A sensor system senses one or more characteristics of vehicles in a vehicle system with sensors disposed onboard the vehicles and communicate data representative of the one or more characteristics from the sensors to one or more of a controller or a control system of the vehicle system. The data communicated from the sensors onboard the same vehicle can be synchronously communicated with respect to the sensors onboard the same vehicle and asynchronously communicated with respect to the sensors disposed onboard one or more other vehicles in the vehicle system. The systems and methods can direct components disposed onboard a vehicle system to change operations, monitor data output by sensors operatively connected with the components, and determine which of the sensors are operatively connected with which of the components based on the operations of the components that are changed and the data that is output by the sensors.

Materials and Methods

Filled polymer compositions and methods of making said filled polymer compositions and shaped articles or products comprising or formed from said polymer compositions. 1. A polymer composition comprising a polymer and a filler material , wherein the filler material comprises titanium dioxide (TiO) and the polymer is selected from any one or more of: high density polyethylene (HDPE) , cyclic olefin copolymer (COC) , polyphenylene ether (PPE) , polypropylene (PP) , and fluorinated ethylene propylene (FEP).2. The polymer composition according to claim 1 , wherein the titanium dioxide is present in an amount of at least 20 vol % based on the total volume of the polymer composition.3. (canceled)4. The polymer composition according to claim 1 , wherein the titanium dioxide is present in an amount of at least 40 vol % based on the total volume of the polymer composition.5. (canceled)6. The polymer composition according to claim 1 , wherein the titanium dioxide is present in an amount of at least 60 vol % based on the total volume of the polymer composition.7. The polymer composition according to claim 1 , wherein the titanium dioxide is not surface treated.8. The polymer composition according to claim 1 , wherein the titanium dioxide is surface treated titanium dioxide.9. The polymer composition according to claim 8 , wherein the titanium dioxide is surface treated with a silane.10. The polymer composition according to claim 9 , wherein the titanium dioxide is surface treated with a silane and wherein the silane is selected from methacryl silanes.11. The polymer composition according to claim 9 , wherein the titanium dioxide is surface treated with a silane and the silane is selected from any one or more of: methacryloxypropyltrimethoxy silane.12. The polymer composition according to claim 8 , wherein the titanium dioxide is surface treated in an amount of about 0.9 wt % to about 2 wt % claim 8 , based on the weight of the surface treated titanium dioxide.13. The polymer ...

ПЛЕНКА

Biaxial orientierter Polyesterfilm

Wax as a melt flow modifier and processing aid for polymers

An improved method forms and employs a wax to modify throughputs and melt flow in polymers. The method comprises: (a) selecting a solid polymeric material, (b) heating the solid polymeric material in an extruder to produce a molten polymeric material, (c) filtering the molten polymeric material, (d) placing the molten polymeric material through a chemical depolymerization process in a reactor to produce a depolymerized polymeric material, and (e) adding the depolymerized material to a pre-wax mixture to produce a modified polymer.

POLYMER-MODIFIED ASPHALT WITH WAX ADDITIVE

An improved method forms and employs a wax to modify asphalt. The method comprises: (a) selecting a solid polymeric material, (b) heating the solid polymeric material in an extruder to produce a molten polymeric material, (c) filtering the molten polymeric material, (d) placing the molten polymeric material through a chemical depolymerization process in a reactor to produce a depolymerized polymeric material, and (e) adding the depolymerized material to a pre-wax mixture to produce a polymer-modified asphalt. The addition of wax reduced the mixing time necessary to achieve improved polymer dispersion compared to the control formulation modified bitumen and reduced the viscosity of the neat bitumen. Pre-polymer addition of wax is detrimental to most properties of the resulting modified asphalt. Post-polymer addition improved viscosity reduction, higher softening point and improved dimensional stability.

METHOD FOR IMPROVING SOOT DISPERSION

The invention relates to a master batch consisting of pigment and mold release agent, characterized in that the mold release agent is selected from the group consisting of low-molecular-weight polyolefin oils, low-molecular-weight polyolefin waxes, montan waxes, and aliphatic or aromatic carboxylic acid esters of fatty acids and/or fatty alcohols, wherein the pigment content of the master batch is 3 to 70 wt % relative to the total weight of the master batch. Said master batch is suitable for producing polymer compositions having improved pigment dispersion.

ANTIMICROBIAL AND ANTIVIRAL POLYMERIC MASTER BATCH, PROCESSES FOR PRODUCING POLYMERIC MATERIAL THEREFROM AND PRODUCTS PRODUCED THEREFROM

A polymeric master batch for preparing an antimicrobal and antifungal and antiviral polymeric material comprising a slurry of thermoplastic resin, an antimicrobal and antifungal and antiviral agent consisting essentially of water insoluble particles of ionic copper oxide, a polymeric wax and an agent for occupying the charge of the ionic copper oxide.

PRESSURE SEALABLE PACKAGING FILM

Ultrathin and antiskid skin care butyronitrile labor protection gloves and preparation method thereof

Thermally conductive insulating glass fiber reinforced flame-retardant PA66 and preparation method thereof

Flexible sound absorption material and preparation method and application thereof

COATED PACKAGING MATERIAL

성형용 수지 조성물

... 본 발명은, 무기 강화재를 포함하는 성형용 수지 조성물로서, 성형체의 내충격성이 우수하고, 성형체의 표면 광택성이 높으며, 이형성이 양호한 수지 조성물을 제공하는 것을 과제로 한다. 상기 과제를 해결하기 위하여, 열가소성 수지 및 열경화성 수지로 이루어지는 군으로부터 선택되는 적어도 1종의 수지(A) 94~49중량부와, 무기 강화재(B) 5~50중량부와, Tg가 -140℃~0℃인 성분을 포함하는 관능기 함유 올레핀 중합체(C) 1~46중량부(단, 성분 (A), 성분 (B) 및 성분 (C)의 합계를 100중량부로 함)와, 산소, 질소로부터 선택되는 원소를 가지는 기를 포함하는 올레핀 왁스(D) 0.01~10중량부를 함유하고, 또한 성분 (C)와 성분 (D)의 중량비 C/D가 0.1~30인, 성형용 수지 조성물로 한다.

유리 섬유 사이징 조성물, 사이징된 유리 섬유, 및 폴리올레핀 복합물

... 본 발명은 사이징 조성물(sizing composition), 이러한 사이징 조성물로 적어도 부분적으로 코팅된 유리 섬유, 이러한 사이징 조성물로 적어도 부분적으로 코팅된 다양한 섬유 유리 제품, 및 사이클로올레핀으로부터 형성되고 본 발명의 사이징 조성물로 적어도 부분적으로 코팅된 유리 섬유로 강화된 복합물(composite)에 관한 것이다. 비제한적인 일 구현예에서, 유리 섬유용 사이징 조성물은 중합체를 포함하는 필름-형성제 및 실란을 포함하며, 여기서, 이러한 중합체의 반복 단위는 4개 이상의 탄소 원자 및 하나 이상의 탄소-탄소 이중 결합을 포함한다.

Additive composition and process for using the same

An additive composition comprises a wax and a nucleating agent. The nucleating agent can be dispersed in the wax. A process for producing a nucleated polymer comprises the steps of (a) providing a reactor; (b) providing an additive composition comprising a wax and a nucleating agent; (c) providing an extruder; (d) reacting in the reactor a reactant mixture comprising an olefin monomer and hydrogen to produce a polyolefin polymer; (e) collecting and recovering the polyolefin polymer produced by the reaction; (f) conveying the polyolefin polymer to the extruder; (g) conveying the additive composition to the extruder; and (g) extruding the polyolefin polymer and the additive composition to produce a nucleated polymer composition.

GRANULATE OF ONLY NATURAL CONSTITUTIONS; GRANULATE FOR THE MANUFACTURE OF COMPOSABLE PRODUCTS AND METHOD FOR MANUFACTURING THE GRANULATE AND THE PRODUCTS OBTAINED THEREFROM

Die vorliegende Erfindung bezieht sich auf biologisch abbaubares und kompostierbares Granulat umfassend Stärke, Naturfasern und optional Dickungs-und Geliermittel und umfasst keinen Biokunstsoff. Das Granulat wird erfindungsgemäß zur Herstellung von biologisch abbaubaren und bevorzugt kompostierbaren Produkten und Gebrauchsgegenständen verwendet. Die vorliegende Erfindung bezieht sich auch auf Verfahren zur Herstellung des erfindungsgemäßen Granulats sowie Verfahren zur Herstellung unterschiedlicher Produkte durch Verwendung des erfindungsgemäßen Granulats.

Film for packaging

Film

A film for use in a packaging structure, comprising a coating on the film surface which comprises a binder and a particulate protuberant component (e.g. zeolite, clay) able to remove a volatile organic compound (VOC, e.g. ethylene) from an environment in contact with the film in the packaging structure. Also provided is a packaging structure comprising such a film and a package comprising this packaging structure.

Polymer-modified asphalt with wax additive

An improved method forms and employs a wax to modify asphalt. The method comprises: (a) selecting a solid polymeric material, (b) heating the solid polymeric material in an extruder to produce a molten polymeric material, (c) filtering the molten polymeric material, (d) placing the molten polymeric material through a chemical depolymerization process in a reactor to produce a depolymerized polymeric material, and (e) adding the depolymerized material to a pre-wax mixture to produce a polymer-modified asphalt. The addition of wax reduced the mixing time necessary to achieve improved polymer dispersion compared to the control formulation modified bitumen and reduced the viscosity of the neat bitumen. Pre-polymer addition of wax is detrimental to most properties of the resulting modified asphalt. Post-polymer addition improved viscosity reduction, higher softening point and improved dimensional stability.

Low cost process for manufacture of form-stable phase change material

The present invention generally relates to a method for manufacturing phase change material (PCM) pellets. The method includes providing a melt composition including paraffin and a polymer. The paraffin has a melt point between about 10° C. and about 50° C., and more preferably between about 18° C. and about 28° C. In one embodiment, the melt composition includes various additives, such as a flame retardant. The method further includes forming the melt composition into PCM pellets. The method further may include the step of cooling the melt to increase the melt viscosity before pelletizing.

Polymer foam and preparation method thereof

The present disclosure relates to a polymer foam and a preparation method thereof. The polymer foam is obtained by physically foaming a thermoplastic elastomer or a polyolefin material, and has an apparent density of 0.30 g/cm3 or less and a rebound degree of 50% or more as measured according to ASTM D2632.

METHOD FOR PHYSICALLY FOAMING A POLYMER MATERIAL AND FOAMED ARTICLE

The present disclosure relates to a method for physically foaming a polymer material and a foamed article. The method for physically foaming a polymer material comprises: (1) making a thermoplastic elastomer or a polyolefin material into a blank with an injector, an extruder, or a molding press; (2) subjecting the polyolefin blank to a crosslinking reaction to obtain a crosslinked polyolefin blank; (3) subjecting the thermoplastic elastomer blank or the crosslinked polyolefin blank to a high pressure impregnation with a supercritical fluid in an autoclave, then releasing the pressure to a normal pressure to obtain a supercritical fluid-impregnated blank; and (4) placing the supercritical fluid-impregnated blank into an end-product mold to perform an 1:1 in-mold foaming to obtain a finished foam article. 1. A method for physically foaming a polymer material , comprising:(1) making a thermoplastic elastomer or a polyolefin material into a thermoplastic elastomer blank or a polyolefin blank with an injector, an extruder, or a molding press;(2) subjecting the polyolefin blank to a crosslinking reaction to obtain a crosslinked polyolefin blank;(3) subjecting the thermoplastic elastomer blank or the crosslinked polyolefin blank to a high pressure impregnation with a supercritical fluid at a pressure of 10-50 MPa in an autoclave, then releasing the pressure to a normal pressure to obtain a supercritical fluid-impregnated blank; and(4) placing the supercritical fluid-impregnated blank into an end-product mold to perform an 1:1 in-mold foaming to obtain a finished foam article.2. The method according to claim 1 , wherein claim 1 , the thermoplastic elastomer comprises at least one of a thermoplastic polyurethane (TPU) claim 1 , a thermoplastic polyester elastomer (TPEE) claim 1 , and a polyether block amide elastomer (Pebax) claim 1 , or a mixture thereof.3. The method according to claim 1 , wherein claim 1 , the polyolefin material comprises at least one of poly(ethylene-co ...

Product with absorbed gel

A product with absorbed gel leaving the exposed surface of such product free of stickiness and/or free of the release of oils in any appreciable amounts. 1. A product with gel , comprising:a porous substrate; anda gel substrate adjoined to the porous substrate, the gel substrate comprising a thermoplastic elastomer, a paraffinic aromatic oil, and a viscosity modifier compound;wherein the viscosity modifier compound comprises:a powder of low density ultrafine polyethylene;a slip agent; anda linear low density polyethylene resin.2. The product as claimed in claim 1 , wherein particles of the powder of low density ultrafine polyethylene are essentially spherical with an average size comprised between 10 micron and 50 micron.3. The product as claimed in claim 1 , wherein the powder of low density ultrafine polyethylene is comprised between 1% and 7% by weight.4. The product as claimed in claim 1 , wherein the slip agent comprises a refined vegetable oil mixed with erucamide.5. The product as claimed in claim 4 , wherein the slip agent is comprised between 0.2% and 1% by weight.6. The product as claimed in claim 1 , wherein the linear low density polyethylene resin comprises a hexane copolymer.7. The product as claimed in claim 6 , wherein the linear low density polyethylene resin is comprised between 0.5% and 2% by weight.8. The product claimed in claim 1 , wherein the gel substrate comprises an antioxidant.9. The product as claimed in claim 8 , wherein the antioxidant is a phenolic antioxidant.10. The product as claimed in claim 9 , wherein the antioxidant is comprised between 0.1% and 0.5% by weight.11. The product as claimed in claim 1 , wherein the gel substrate comprises a phase change material.12. The product as claimed in claim 11 , wherein the phase change material comprises particles containing paraffin with a melting point comprised between 24° C. and 32° C.13. The product as claimed in claim 12 , wherein the phase change material is comprised up to 25% by ...

Flame Retardant Polyolefin Articles

A flame-retardant article including a polyolefin substrate having incorporated additives. The additives include: 2. The article of claim 1 , wherein the polyolefin substrate comprises a polymer selected from a group consisting of polypropylene claim 1 , polyethylene claim 1 , and copolymers or mixtures thereof.3. The article of claim 2 , wherein the polyolefin has one or more additional polymers incorporated therein claim 2 , the one or more additional polymers comprising polystyrene claim 2 , polyamide claim 2 , polyester claim 2 , polycarbonate claim 2 , epoxy resins claim 2 , polyurethane claim 2 , or copolymers or mixtures thereof.4. The article of claim 1 , wherein a physical dimension of the article is less than 1 mm.5. The article of claim 4 , wherein the article is a film having a thickness of less than 0.8 mm.6. The article of claim 1 , wherein both Rand Rare methyl.7. The article of claim 1 , wherein the N-alkoxy hindered amine is an N—C-Calkoxy hindered amine unsubstituted or substituted by hydroxy claim 1 , an N-cyclohexyloxy hindered amine claim 1 , or a hindered amine comprising the structural element N—O—W claim 1 , wherein W is a wax comprising between 50 and 1000 carbon atoms.12. The article of claim 1 , wherein the N-alkoxy hindered amine is a compound of formula (7).13. The article according to claim 1 , wherein the phosphonate ester of formula (1) is present in an amount of from 0.02 to 20% by weight claim 1 , based on the weight of the article claim 1 , the hindered N-alkoxy amine is present in an amount of from 0.02 to 20% by weight claim 1 , based on the weight of the article claim 1 , and the melamine cyanurate is present in an amount of from 0.02 to 20% by weight claim 1 , based on the weight of the article.14. The article of claim 1 , wherein a performance rating of the article from a UL-94 vertical burn (VB) test is V-0 when the article is in a form of a 125 mil injection molded bar.16. The flame retardant composition according to claim 15 ...

Wax as a Melt Flow Modifier and Processing Aid for Polymers

An improved method forms and employs a wax to modify throughputs and melt flow in polymers. The method includes: (a) selecting a solid polymeric material, (b) heating the solid polymeric material in an extruder to produce a molten polymeric material, (c) filtering the molten polymeric material, (d) placing the molten polymeric material through a chemical depolymerization process in a reactor to produce a depolymerized polymeric material, and (e) adding the depolymerized material to a pre-wax mixture to produce a modified polymer.

Foaming Resin Composition, Preparation Method Therefor, and Foam Using Same

A foaming resin composition of the present invention contains an aromatic vinyl-based resin and zinc oxide, wherein the size ratio (B/A), in which peak A is a 370 nm to 390 nm region and peak B is a 450 nm to 600 nm region, of zinc oxide is approximately 0.01 to approximately 1 when photoluminescence is measured, and the BET surface area thereof is approximately 1 m/g to approximately 10 m/g. 1. A expandable resin composition comprising:an aromatic vinyl resin; andzinc oxide,{'sup': 2', '2, 'wherein the zinc oxide has a peak intensity ratio (B/A) of about 0.01 to about 1, where A indicates a peak in the wavelength range of 370 nm to 390 nm and B indicates a peak in the wavelength range of 450 nm to 600 nm in photoluminescence measurement and a BET surface area of about 1 m/g to about 10 m/g, as measured using a BET analyzer.'}2. The expandable resin composition according to claim 1 , wherein the zinc oxide is present in an amount of about 1 part by weight to about 10 parts by weight relative to 100 parts by weight of the aromatic vinyl resin.3. The expandable resin composition according to claim 1 , wherein the aromatic vinyl resin is a polymer of a monomer mixture comprising styrene claim 1 , α-methylstyrene claim 1 , vinyltoluene claim 1 , and/or chlorostyrene.4. The expandable resin composition according to claim 1 , wherein the zinc oxide has an average particle size of about 0.5 μm to about 3 μm.6. The expandable resin composition according to claim 1 , wherein the zinc oxide has a peak intensity ratio (B/A) of about 0.05 to about 0.5 in photoluminescence measurement.7. The expandable resin composition according to claim 1 , further comprising:an expanding agent comprising a hydrocarbon compound and/or a fluorinated hydrocarbon.8. A method of preparing an expandable resin composition claim 1 , comprising:forming a mixed composition by mixing an aromatic vinyl resin and zinc oxide; andextruding the mixed composition while introducing an expanding agent into the ...

Mineral wool insulation

Mineral wool insulation products are provided. The mineral wool insulation includes a plurality of mineral wool fibers and a wax emulsion applied to the mineral wool fibers. The wax emulsion imparts excellent water resistance and thermal performance properties to the mineral wool insulation.

A PROCESS FOR PRODUCING A NON-OREINTED FILM WITH IMRPOVED OXYGEN BARRIER PROPERTY

The present invention is directed to a process for producing a non-oriented film with improved oxygen barrier property, and to such a non-oriented film. The non-oriented film comprises a polyolefin composition comprising a propylene homo- or copolymer, a hydrocarbon resin and optionally a nucleating agent. The process involves cooling of the extruded film at a certain cooling temperature which is preferably higher than the cooling temperature of a film which has the same components in the same relative amounts apart from not comprising the hydrocarbon resin. The present invention allows the application of a polypropylene based non-oriented film like a cast film (CPP) for packaging of sensitive food. 1: A process for producing a non-oriented film , wherein the film comprises a polyolefin composition comprising the components (A) and (B):{'sub': '2', '(A) a propylene homo- or copolymer with an MFRof 0.5-80 g/10 min as measured in accordance with ISO 1133, and'}(B) a hydrocarbon resin product comprising a hydrocarbon resin, wherein the hydrocarbon resin is characterized bya softening point of 200° C. or less as measured according to ASTM E-28,a weight average molecular weight of 500-5,000 g/mol,a melt viscosity of 80-400 mPa·s at 200° C. as measured according to ASTM D-3236,or by any combination thereof,wherein the process comprises the steps of(a) providing the components for producing the film including components (A) and (B),(b) blending the components before or during melt-mixing in an extruder for producing a film,(c) extruding the film by means of the extruder,(d) cooling the obtained film, and(e) recovering of the obtained film.2: The process according to claim 1 , wherein in step (d) cooling of the obtained film is performed at a certain cooling temperature claim 1 , wherein the cooling temperature is higher than the cooling temperature of a film which has the same components in the same relative amounts apart from not comprising said hydrocarbon resin product ...

Elastomer formulations comprising discrete carbon nanotube fibers

This present invention relates to the carbon nanotubes as composites with materials such as elastomers, thermosets and thermoplastics. A further feature of this invention relates to the development of a concentrate of carbon nanotubes with an elastomer wherein the concentrate can be further diluted with an elastomer and other polymers and fillers using conventional melt mixing equipment.

STRUCTURE HAVING EXTERNALLY ADDED REGIONS ON THE SURFACE THEREOF

A structure including a formed body () formed in a predetermined shape and an externally added region formed on the surface of the formed body (), wherein the externally added region has externally added protuberances () of a mixture of a wax component and a liquid () formed on the surface of the formed body () and, further, has a mountain/valley surface formed by the distribution of the externally added protuberances (); and on the externally added region, the surfaces (valley portions) of the formed body 1 are covered with the liquid () at portions among the externally added protuberances (). 1. A structure including a formed body formed in a predetermined shape and an externally added region formed on a surface of said formed body , wherein:said externally added region has externally added protuberances of a mixture of a wax component and a liquid formed on the surface of said formed body and, further, has a mountain/valley surface formed by the distribution of said externally added protuberances; andon said externally added region, the surfaces of said formed body are covered with said liquid at portions among the externally added protuberances.2. The structure according to claim 1 , wherein a difference h of elevation is at least not less than 10 μm between the mountain portion and the valley portion on the mountain/valley surface in said externally added region.4. The structure according to claim 1 , wherein said wax component has a melting point of not lower than 50° C.5. The structure according to claim 1 , wherein said liquid is an oily liquid.6. The structure according to claim 5 , wherein said oily liquid acquires an angle of contact (23° C.) of not more than 45° relative to the surface of said formed body and has a viscosity (25° C.) of not more than 100 mPa·s7. The structure according to claim 1 , wherein said externally added protuberances as well as the surfaces of said formed body among said externally added protuberances are coated with said liquid ...

Polyacetal resin composition, molded article and method for manufacturing polyacetal resin composition

To provide a polyacetal resin composition which is good sliding characteristics and is less likely to produce the blister; a molded article; and a method for manufacturing the polyacetal resin composition. The polyacetal resin composition containing: (A) 100 parts by mass of a polyacetal resin; (B1) a polyolefin resin grafted with a silicone compound; (B2) a non-grafted silicone compound; and (C) 0.5 to 1.8 parts by mass of a polyolefinic lubricant, with a total of content of the silicone compound in the (B1) polyolefin resin and content of the (B2) non-grafted silicone compound, being adjusted to 0.6 to 2.5 parts by mass, per 100 parts by mass of the (A) polyacetal resin, and with (B1)/(B2), which is a ratio by mass of the content of the (B1) polyolefin resin and the content of the (B2) non-grafted silicone compound, being adjusted to 68/32 to 45/55.

Polymer composition, cross-linked product and tire

A polymer composition includes a polymer (A) having, when composition ratios (molar ratios) of a structural unit represented by formula (1), a structural unit represented by formula (2), a structural unit represented by formula (3), and a structural unit represented by formula (4) in the polymer (A) are p, q, r, and s, respectively, a value α represented by formula (i) of 0.60 or more:with a weight average molecular weight (Mw) of 1.0×105 to 2.0×106 in terms of polystyrene measured by gel permeation chromatography, and a carbon-carbon unsaturated bond; and a paraffin wax (B) having a melting point of 70° C. or more.

Laminated body, molded article, electroconductive pattern, electronic circuit, and electromagnetic shield

The present invention provides a laminated body including a support (A) that includes a polyphenylene sulfide resin composition containing a polyphenylene sulfide (a1) and an elastomer (a2), and a metal layer (B) and a metal-plating layer (C) that are laminated on the support (A) in this order, wherein the elastomer (a2) is contained in the polyphenylene sulfide resin composition in an amount in the range of 0.3 to 90 parts by mass relative to 100 parts by mass of the polyphenylene sulfide (a1). The laminated body is excellent in adhesiveness between the polyphenylene sulfide as the support and the metal-plating layer, and also has a thermal resistance so as to maintain the excellent adhesiveness even when exposed to a high-temperature environment.

FOAMABLE COMPOSITIONS AND METHODS FOR FABRICATING FOAMED ARTICLES

In one aspect, a foamable composition is disclosed, which comprises a base polymer, talc and a citrate compound blended with the base polymer. In some embodiments, the concentration of the talc in the composition is in a range of about 0.05% to about 25% by weight, e.g., in a range of about 2% to about 20%, or in a range of about 3% to about 15%, or in a range of about 5% to about 10%. Further, the concentration of the citrate compound in the composition can be, for example, in a range of about 0.05% to about 3% by weight, or in a range of about 0.02% to about 0.9% by weight, or in a range of about 0.03% to about 0.8% by weight, or in a range of about 0.04% to about 0.7% by weight, or in a range of about 0.05% to about 0.6% by weight 1. A composition , comprising:a base polymer,talc blended with said base polymer, anda citrate compound blended with said base polymer.2. The composition of claim 1 , wherein a concentration of said talc in said composition is in a range of about 0.3% to about 30% by weight.3. The composition of claim 2 , wherein a concentration of said talc in said composition is in a range of about 2% to about 20% by weight.4. The composition of claim 2 , wherein a concentration of said talc in said composition is in a range of about 3% to about 15%.5. The composition of claim 2 , wherein a concentration of said talc in said composition is in a range of about 5% to about 10%.6. The composition of claim 1 , wherein a concentration of said citrate compound in said composition is in a range of about 0.01% to about 1% by weight.7. The composition of claim 6 , wherein a concentration of said citrate compound in said composition is in a range of about 0.02% to about 0.9% by weight.8. The composition of claim 6 , wherein a concentration of said citrate compound in said composition is in a range of about 0.03% to about 0.8% by weight.9. The composition of claim 6 , wherein a concentration of said citrate compound in said composition is in a range of about 0. ...

Ultra-high molecular weight polyethylene powder and ultra-high molecular weight polyethylene fiber

The present invention provides an ultra-high molecular weight polyethylene powder having a viscosity-average molecular weight of 10×10or higher and 1000×10or lower, wherein a difference between a temperature at which a torque value reaches 80% of the maximum torque value and a temperature at which the torque value reaches 20% of the maximum torque value is 0.1° C. or more and 50° C. or less in torque value measurement. 2. The ultra-high molecular weight polyethylene powder according to claim 1 , wherein the ultra-high molecular weight polyethylene powder has Mw/Mn of 6 or more and 14 or less.3. The ultra-high molecular weight polyethylene powder according to claim 1 , wherein a content of an ultra-high molecular weight polyethylene powder particle of 53 μm or smaller is less than 10% by mass.4. The ultra-high molecular weight polyethylene powder according to claim 1 , wherein a tap density of an on-powder in classification of the ultra-high molecular weight polyethylene powder through a screen mesh having an aperture size of 212 μm is 0.50 g/cmor larger and 0.60 g/cmor smaller.5. The ultra-high molecular weight polyethylene powder according to claim 1 , wherein a ratio (BD/BD) of a bulk density (BD) of a pass-through powder in classification of the ultra-high molecular weight polyethylene powder through a screen mesh having an aperture size of 53 μm with respect to a bulk density (BD) of an on-powder in classification of the ultra-high molecular weight polyethylene powder through a screen mesh having an aperture size of 300 μm is 0.7 or more and 1.4 or less.6. The ultra-high molecular weight polyethylene powder according to claim 1 , wherein the ultra-high molecular weight polyethylene powder has a melting point (Tm1) of 135° C. or higher and 145° C. or lower in DSC measurement.7. The ultra-high molecular weight polyethylene powder according to claim 1 , wherein the ultra-high molecular weight polyethylene powder has a quantity of heat of melting (ΔH1) of 190 J/g or ...

Methods for making lignocellulose composite products with oxidative binders and encapsulated catalyst

In some examples, one or more metal-containing catalysts and one or more waxes can be mixed or otherwise combined to produce an encapsulated catalyst composition. The wax can be at least partially coated on the metal-containing catalyst. A mixture of water and the wax can be agitated or otherwise mixed, and the metal-containing catalyst can be added to or otherwise combined with the water and wax mixture to produce a wax emulsified catalyst. A plurality of lignocellulose substrates, one or more oxidants, and the encapsulated catalyst composition can be mixed or otherwise combined to produce a lignocellulose binder mixture. The lignocellulose binder mixture can be heated to produce a composite product.

POLYMER-MODIFIED ASPHALT WITH WAX ADDITIVE

An improved method forms and employs a wax to modify asphalt. The method includes: (a) selecting a solid polymeric material, (b) heating the solid polymeric material in an extruder to produce a molten polymeric material, (c) filtering the molten polymeric material, (d) placing the molten polymeric material through a chemical depolymerization process in a reactor to produce a depolymerized polymeric material, and (e) adding the depolymerized material to a pre-wax mixture to produce a polymer-modified asphalt. The addition of wax reduced the mixing time necessary to achieve improved polymer dispersion compared to the control formulation modified bitumen and reduced the viscosity of the neat bitumen. Pre-polymer addition of wax is detrimental to most properties of the resulting modified asphalt. Post-polymer addition improved viscosity reduction, higher softening point and improved dimensional stability. 1. A polymer-modified asphalt comprising:(a) an amount of a wax, wherein said wax is created via the depolymerization of a polymeric material(b) an amount of styrene-butadiene-styrene; and(c) an amount of asphalt.2. The polymer-modified asphalt of claim 1 , wherein said polymeric material comprises polyethylene.3. The polymer-modified asphalt of claim 1 , wherein said polymeric material comprises polypropylene.4. The polymer-modified asphalt of claim 1 , wherein said polymeric material comprises recycled polyethylene.5. The polymer-modified asphalt of claim 1 , wherein said polymeric material comprises recycled polypropylene.6. The polymer-modified asphalt of claim 1 , wherein said polymeric material comprises a recycled polymer.7. The polymer-modified asphalt of claim 1 , wherein said amount of asphalt is between and inclusive of 86% and 98% by weight of said polymer-modified asphalt.8. The polymer-modified asphalt of claim 1 , wherein said amount of said wax is between and inclusive of 0.1% and 25% by weight of said polymer-modified asphalt.9. The polymer-modified ...

WAX COATING AND ASSOCIATED METHODS OF USE

Wax compositions are provided with improved properties for various applications, such as coating of composite cellulosic materials, e.g., composite wood material, particleboard, medium density fiberboard, construction board or combination thereof. As described herein, paraffin wax compositions are provided that have n-paraffin content of from about 30% wt to about 95% wt, and a 95% carbon number spread of from about 1 carbon atoms to about 23 carbon atoms, which provide enhanced water proofing properties as compared to waxes currently used. 1. A wax composition comprising a total n-paraffin content of from 30% wt to 95% wt and a 95% carbon number spread of from 1 carbon atom to 23 carbon atoms.2. The wax composition of claim 1 , wherein the composition comprises a total n-paraffin content of from 32% wt to 65% wt.3. The wax composition of claim 1 , wherein the composition comprises a 95% carbon number spread from 8 to 23.4. The wax composition of claim 2 , wherein the composition comprises a 95% carbon number spread from 8 to 23.5. The wax composition of claim 1 , wherein the wax satisfies the expressions:{'br': None, 'i': 'C', '(% npar)>−125+7.25*95% #spread\u2003\u2003(Eq 4);'}{'br': None, 'i': 'C', '(% npar)<79.97−1.62*(95% #spread)\u2003\u2003(Eq 1); and'}{'br': None, 'i': 'C', '(% npar)>67.57−1.62*(95% #spread)\u2003\u2003(Eq 2).'}6. The wax composition of claim 5 , wherein the wax satisfies the expression:{'br': None, '% npar=73.37−1.62*(95% spread)\u2003\u2003(Eq 6).'}7. The wax composition of claim 1 , wherein the wax provides particleboard water absorption of less than 45.5%.8. The wax composition of claim 1 , wherein the wax provides particleboard water absorption of less than 43.5%.9. The wax composition of claim 1 , wherein the wax provides particleboard water absorption of less than 38.5%.10. A wax coated article comprising a composite cellulosic material having a surface including a wax coating claim 1 , wherein the wax coating comprises a wax ...

HR GLASS FIBRES IN VIBRATION COMPONENTS

Motor vehicle components are subjected to continuous vibration during operation of the motor vehicle, and hydrolysis resistant (HR) glass fibres are included in nylon compositions to improve the operational stability of the components. 1. A method for increasing operational stability of a nylon-6 based composition against deformation and failure caused by vibration , the method comprising adding:about 30 to about 160 parts by mass of hydrolysis resistant (HR) glass fibres comprising E glass and having an average diameter of about 10+/−0.5 μm, and an average length of about 3 to about 4.5 mm, andabout 0.03 to about 0.2 parts by mass of at least one metal compound of the metals Cu, Fe, Ce or Mn,with 100 parts by mass of nylon-6 to produce a nylon composition, wherein:the composition may include not more than about 10 parts by mass of impact modifier, and/or not more than about 10 parts by mass of flow improver, and/or not more than about 10 parts by mass of flame retardancy additive, and/or not more than about 0.5 part by mass of hydrolysed fatty acid demoulding agent, and{'sup': '2', 'the HR glass fibres are injection-moulded with nylon-6,6 to give flat specimens according to DIN EN ISO 180 1-U of nominal size of about 80 mm·10 mm·4 mm, and, after storage in an autoclave at 130° C./about 2 bar for 1000 h, in a 1:1 mixture of water and ethylene glycol, have an Izod impact resistance of at least about 12 kJ/mdetermined according to ISO180-1U at 23+/−2° C.'}2. The method according to claim 1 , wherein the composition further comprises about 0.05 to about 1.0 part by mass of demoulding agent per 100 parts by mass of the nylon-6.3. The method according to claim 1 , wherein the composition further comprises about 0.01 to about 5.0 parts by mass of at least one additive from the group of UV stabilizers claim 1 , pigments claim 1 , colourants claim 1 , fillers other than B) and nucleating agents claim 1 , per 100 parts by mass of the nylon-6.4. The method according to claim ...

VIBRATION COMPONENTS FOR MOTOR VEHICLES

Motor vehicle components are subjected to continuous vibration during operation of the motor vehicle, and hydrolysis resistant (HR) glass fibres are included in polyamide compositions to improve the operational stability of the components. 1. A method of enhancing the operational stability of nylon-6 based vibration components , the method comprising producing nylon-6 based components by injection moulding , by extrusion , or by blow-moulding of nylon-6 based composition comprising:100 parts by mass of nylon-6,6;30 to 160 parts by mass of hydrolysis resistant (HR) glass fibres comprising E glass and having an average diameter of 10+/−0.5 μm, and an average length of 3 to 4.5 mm; and0.03 to 0.2 parts by mass of at least one metal compound of the metals Cu, Fe, Ce or Mn;{'sup': '2', 'with the proviso that the composition may include not more than 10 parts by mass of impact modifier, and/or not more than 10 parts by mass of flow improver, and/or not more than 10 parts by mass of flame retardancy additive, and/or not more than 0.5 part by mass of hydrolysed fatty acid as demoulding agent, and wherein he HR glass fibres are injection-moulded with nylon-6,6 to give flat specimens according to DIN EN ISO 180 1-U of nominal size 80 mm·10 mm·4 mm, and, after storage in an autoclave at 130° C./about 2 bar for 1000 h, in a 1:1 mixture of water and ethylene glycol, have an Izod impact resistance of at least 12 kJ/mdetermined according to IS0180-1U at 23+/−2° C.'}2. The method according to claim 1 , wherein the nylon-6 based composition claim 1 , immediately prior to processing claim 1 , has a residual moisture content of <0.12% by weight claim 1 , determined by the Karl Fischer method according to DIN ISO 15512 claim 1 , based on 100% by weight of the finished mixture.3. The method according to claim 12 , wherein the residual moisture content prior to injection moulding claim 12 , extrusion claim 12 , and/or blow-moulding is <0.12% by weight.4. The method according to claim 1 , ...

Curable Composition and Molded Article Comprising the Composition

There is provided a curable composition comprising (A) a cyclic olefin; (B) a metathesis catalyst for polymerizing the cyclic olefin; (C) 0.1-30 wt. % of a compound comprising at least one vinyl group; and (D) 0.1-10 wt. % of a curing agent for compound (C), wherein the wt. % are relative to the total weight of the composition. The composition provides a desirable combination of workability, toughness and heat resistance. Also provided is a molded article comprising the composition and reinforcing fibers, and a method of manufacturing the same. 121-. (canceled)22. A method of manufacturing a molded article of a curable composition , the method comprising:combining at least the following components:(A) a cyclic olefin;(B) a metathesis catalyst for polymerizing the cyclic olefin;(C) 0.1-30 wt. % of a compound comprising at least one vinyl group; and(D) 0.1-10 wt. % of a curing agent for compound (C),wherein the wt. % are relative to the total weight of the composition to form the composition; andsubjecting the composition to conditions effective to promote an olefin metathesis reaction of the cyclic olefin and a radical polymerization of compound (C).23. The method according to claim 22 , wherein compound (C) has a Hildebrandt solubility parameter δcomprised between 15.4 and 19.8 MPa24. The method according to claim 22 , wherein the composition comprises 3-20 wt. % of compound (C).25. The method according to claim 22 , wherein compound (C) comprises a (meth)acrylate compound.26. The method according to claim 22 , wherein the composition comprises 0.2-1 wt. % of the curing agent.27. The method according to claim 22 , wherein the curing agent comprises a radical initiator.28. The method according to claim 27 , wherein the radical initiator comprises a non-cyclic peroxide.29. The method according to claim 22 , wherein the cyclic olefin comprises a dicyclopentadiene.30. The method according to claim 22 , wherein the composition comprises reinforcing fibers provided with a ...

FUNCTIONALIZED PARTICULATE BICARBONATE AS BLOWING AGENT, FOAMABLE POLYMER COMPOSITON CONTAINING IT, AND ITS USE IN MANUFACTURING A THERMOPLASTIC FOAMED POLYMER

A chemical blowing agent for foaming a thermoplastic polymer, for example PVC plastisol or a polymer resin in an extrusion process, comprising a functionalized particulate bicarbonate containing at least one additive, preferably excluding an exothermic blowing agent. The additive may be selected from the group consisting of polymers; inorganic salts; oils; fats; resin acids, any derivative thereof, and salts thereof; amino acids; fatty acids; carboxylic or polycarboxylic acids, soaps; waxes; derivatives thereof; salts thereof; or any combinations thereof. The particulate bicarbonate may be functionalized by spray-drying, coating, extrusion or co-grinding with at least one additive. The functionalized particulate bicarbonate may comprise 50 wt % to less than 100 wt % of the bicarbonate component, and 0.02-50 wt % of the additive. A foamable polymer composition comprising such chemical blowing agent. A process for manufacturing a foamed polymer, such as foamed PVC, comprising shaping and heating the foamable polymer composition, and a foamed polymer obtained by such process. 1. A chemical blowing agent for foaming a thermoplastic polymer precursor ,said chemical blowing agent comprising a functionalized particulate bicarbonate,wherein said functionalized particulate bicarbonate contains at least one additive, andwherein said additive in the functionalized particulate bicarbonate is at least one following compound:one or more polymers;one or more amino acids, any derivative thereof, and salts thereof;one or more inorganic salts;one or more oils;one or more fats;one or more resin acids, any derivative thereof, and salts thereof;one or more fatty acids, any derivative thereof, and salts thereof;a carboxylic or polycarboxylic acid, derivative thereof (such as esters), or salts thereof;one or more soaps;one or more waxes; orany combinations thereof.2. The chemical blowing agent according to claim 1 , wherein the blowing agent does not contain any further blowing agent ...

HIGHLY FIRE-RESISTANT EXPANDED POLYMERIC MATERIAL

A highly fire-resistant expanded polymeric material for thermal insulation, acoustic insulation and/or fire barrier contains rubber, expandable graphite, at least one alkaline earth metal component selected from alkaline earth metal carbonates, alkaline earth metal hydroxides, hydrates of either, and combinations thereof, and a component containing silica or a silicate. The expanded polymeric material is preferably manufactured by a process including decomposition of a chemical blowing agent. 1. An expanded polymeric material comprising:100 phr rubber,expandable graphite,at least one alkaline earth metal component selected from the group consisting of alkaline earth metal carbonates, alkaline earth metal hydroxides, hydrates thereof, and combinations thereof, anda component containing silica or silicate;wherein a total mass of the ingredients in the expanded polymeric material is at least 300 phr and less than 1200 phr.2. The expanded polymeric material according to claim 1 , wherein the total mass of ingredients in the expanded polymeric material is at least 400 phr.3. The expanded polymeric material according to or claim 1 , wherein the total mass of ingredients in the expanded polymeric material is 1100 phr or less.4. The expanded polymeric material according to any one of to claim 1 , wherein the total mass of ingredients in the expanded polymeric material is 400 phr or more and 1100 phr or less.5. The expanded polymeric material according to any one of to claim 1 , wherein the expandable graphite is present in an amount of 5 to 200 phr.6. The expanded polymeric material according to any one of to claim 1 , wherein the at least one alkaline earth metal component is present in a total amount of 50 to 500 phr.7. The expanded polymeric material according to any one of to claim 1 , wherein the component containing silica or silicate is present in an amount of 5 to 200 phr.8. The expanded polymeric material according to any one of to claim 1 , wherein the expandable ...

POLYOLEFIN HOT-MELT GLUE HAVING A LOW REACTIVATION TEMPERATURE AND HIGH HEAT STABILITY AND USE THEREOF FOR VACUUM DEEP-DRAWING LAMINATION

A hot-melt glue composition, including a) at least one atactic poly-α-olefin (APAO) that is solid at 25° C.; b) at least one hydrocarbon resin having a softening point of at least 80° C., measured in accordance with the ring-and-ball method according to DIN EN 1238; and c) at least one maleic-anhydride-grafted wax having a softening point of not more than 150° C., measured in accordance with the ring-and-ball method according to DIN EN 1238, which is a maleic-anhydride-grafted polypropylene wax or a maleic-anhydride-grafted polyethylene wax, wherein the proportion of the at least one maleic-anhydride-grafted wax in the hot-melt glue composition is at least 3 wt %. The hot-melt glue composition is characterized by a low reactivation temperature, together with high heat resistance and good adhesion to ABS and nonpolar polyolefin materials. The hot-melt glue composition is well suited for film lamination by vacuum deep-drawing lamination, in particular for applications in automobile construction. 1. A hotmelt adhesive composition comprisinga) at least one atactic poly-α-olefin (APAO) which is solid at 25° C.;b) at least one hydrocarbon resin having a softening point of at least 80° C., measured by the ring & ball method according to DIN EN 1238; andc) at least one maleic anhydride-grafted wax having a softening point of not more than 150° C., measured by the ring & ball method according to DIN EN 1238, which is a maleic anhydride-grafted polypropylene wax or a maleic anhydride-grafted polyethylene wax,where the fraction of the at least one maleic anhydride-grafted wax in the hotmelt adhesive composition is at least 3 wt %.2. The hotmelt adhesive composition as claimed in claim 1 , wherein the atactic poly-α-olefin (APAO) has a softening point in the range from 70° C. to 170° C. claim 1 , measured by the ring & ball method according to DIN EN 1238.3. The hotmelt adhesive composition as claimed in claim 1 , wherein the atactic poly-α-olefin (APAO) has a softening point ...

SEPARATOR AND SECONDARY BATTERY INCLUDING THE SEPARATOR

Provided is a separator capable of suppressing an increase in internal resistance and a decrease in a battery performance. A separator having a first layer consisting of a porous polyolefin and an organic antioxidant and a secondary battery including the separator are provided. The first layer has a parameter X, defined by the following equation, equal to or more than 0 and equal to or less than 20, 2. The separator according to claim 1 ,wherein the parameter X is equal to or more than 2 and equal to or less than 20.3. The separator according to claim 1 ,wherein the white index is equal to or more than 85 and equal to or less than 95.4. The separator according to claim 1 , further comprising a porous layer over the first layer.5. The separator according to claim 1 , further comprising a pair of porous layers sandwiching the first layer.6. A secondary battery comprising the separator according to . An embodiment of the present invention relates to a separator and a secondary battery including the separator. For example, an embodiment of the present invention relates to a separator capable of being used in a nonaqueous electrolyte-solution secondary battery and a nonaqueous electrolyte-solution secondary battery including the separator.As a typical example of a nonaqueous electrolyte-solution secondary battery, a lithium ion secondary battery is represented. Since a lithium-ion secondary battery has a high energy density, it has been widely used in electronic devices such as a personal computer, a mobile phone, and a mobile information terminal. A lithium ion secondary battery includes a positive electrode, a negative electrode, an electrolyte solution charged between the positive electrode and the negative electrode, and a separator. The separator separates the positive electrode and the negative electrode from each other and also functions as a film transmitting the electrolyte solution and carrier ions. For example, patent literature 1 to 7 disclose a separator ...

SEPARATOR AND SECONDARY BATTERY INCLUDING THE SEPARATOR

Provided is a separator including a first layer which consists of a porous polyolefin and a secondary battery utilizing the separator. A first layer exhibits a minimum height equal to or more than 50 cm and equal to or less than 150 cm when a ball having a diameter of 14.3 mm and a weight of 11.9 g located over the first layer is allowed to free fall causing a split in the first layer. A tearing strength of the first layer in a width direction, measured with an Elmendorf tearing method, is equal to or more than 1.5 mN/μm. A tensile elongation of the first layer is equal to or longer than 0.5 mm until a load decreases to 25% of a maximum load in a load-elongation curve in machine direction measured by a rectangular tearing method. 2. The separator according to claim 1 ,wherein a thickness of the separator is equal to or larger than 4 μm and equal to or smaller than 20 μm.3. The separator according to claim 1 ,wherein a porosity of the separator is equal to or more than 20 vol % and equal to or less than 55 vol %.4. The separator according to claim 1 , further comprising a porous layer over the first layer.5. The separator according to claim 1 , further comprising a pair of porous layers sandwiching the first layer.6. A secondary battery comprising the separator according to . An embodiment of the present invention relates to a separator and a secondary battery including the separator. For example, an embodiment of the present invention relates to a separator capable of being used in a nonaqueous electrolyte-solution secondary battery and a nonaqueous electrolyte-solution secondary battery including the separator.As a typical example of a nonaqueous electrolyte-solution secondary battery, a lithium ion secondary battery is represented. Since a lithium-ion secondary battery has a high energy density, it has been widely used in electronic devices such as a personal computer, a mobile phone, and a mobile information terminal. A lithium ion secondary battery includes a ...

SEPARATOR AND SECONDARY BATTERY INCLUDING THE SEPARATOR

Provided is a separator including a separator which consists of a porous polyolefin of 95 wt % or more and an organic additive. A temperature-increase convergence time of the first layer is equal to or longer than 2.9 s·m/g and equal to or shorter than 5.7 s·m/g when the first layer is irradiated with a microwave having a frequency of 2455 MHz and an output power of 1800 W after dipping the first layer in N-methylpyrrolidone containing 3 wt % of water, whereas a white index is equal to or more than 86 and equal to or less than 98. 1. A separator comprising:{'sup': 2', '2, 'a first layer consisting of a porous polyolefin, having a temperature-increase convergence time equal to or longer than 2.9 s·m/g and equal to or shorter than 5.7 s·m/g when the first layer is irradiated with a microwave having a frequency of 2455 MHz and an output power of 1800 W after dipping the first layer in N-methylpyrrolidone containing 3 wt % of water, and having a white index equal to or more than 86 and equal to or less than 98.'}2. The separator according to claim 1 ,{'sup': 2', '2, 'wherein the temperature-increase convergence time is equal to or longer than 2.9 s·m/g and equal to or shorter than 5.3 s·m/g.'}3. The separator according to claim 1 ,wherein the white index is equal to or more than 90 and equal to or less than 97.4. The separator according to claim 1 , further comprising a porous layer over the first layer.5. The separator according to claim 1 , further comprising a pair of porous layers sandwiching the first layer.6. A secondary battery comprising the separator according to . An embodiment of the present invention relates to a separator and a secondary battery including the separator. For example, an embodiment of the present invention relates to a separator capable of being used in a nonaqueous electrolyte-solution secondary battery and a nonaqueous electrolyte-solution secondary battery including the separator.As a typical example of a nonaqueous electrolyte-solution ...

METHOD FOR PRODUCING A FILM COMPRISING THERMOPLASTIC POLYMER AND INORGANIC FILLER

A method for producing a film including at least 20 wt % thermoplastic polymer and 50 to 75 wt % inorganic filler, and including the steps of: providing the mixture, melting the mixture, producing a thin layer from the mixture, cooling the thin layer, producing a film, stretching the film in the longitudinal direction and in the transverse direction, wherein the particle size of the inorganic filler is at most 5 μm and the stretch ratio in the longitudinal direction and in the transverse direction is at least 3.5. The disclosure further relates to films produced by the method and to the use thereof. 2. Method according to claim 1 , wherein the stretching of the film is carried out sequentially in the longitudinal direction and in the transverse direction.3. Method according to claim 1 , wherein the stretching ratios in the longitudinal direction and in the transverse direction are in the range from 3.5 to 7.5.4. Method according to claim 1 , wherein the stretching ratios in the longitudinal direction and in the transverse direction are in the range from 4 to 7.5. Method according to claim 1 , wherein the stretching ratio in the longitudinal direction is in a range from 4 to 5.5 and the stretching ratio in the transverse direction is in a range from 4.4 to 6.6. Method according to claim 1 , wherein the at least one thermoplastic polymer is selected from the group consisting of polyethylene claim 1 , polypropylene or mixtures thereof.7. Method according to claim 1 , wherein the inorganic filler is selected from the group consisting of calcium carbonate claim 1 , carbon dust claim 1 , powder claim 1 , calcium sulphate claim 1 , barium sulphate claim 1 , kaolin claim 1 , mica claim 1 , zinc oxide claim 1 , dolomite claim 1 , calcium silicate claim 1 , glass claim 1 , silicates claim 1 , chalk claim 1 , talc claim 1 , pigment claim 1 , titanium dioxide claim 1 , silicon dioxide claim 1 , bentonite claim 1 , clay claim 1 , diatomite claim 1 , and mixtures thereof.8. ...

FIBER REINFORCED THERMOPLASTIC RESIN MOLDING MATERIAL, AND FIBER REINFORCED THERMOPLASTIC RESIN MOLDED ARTICLE

A fiber reinforced thermoplastic resin molding material includes a thermoplastic resin; a resin impregnated reinforcing fiber filament obtained by impregnating reinforcing fibers with a resin having a melt viscosity at 200° C. lower than a melt viscosity of the thermoplastic resin; and a reinforcing fiber modifier having a melt viscosity at 200° C. lower than the melt viscosity of the thermoplastic resin and a difference in solubility parameter value from the thermoplastic resin equal to or larger than 1.0, the molding material including 50 to 98.9 parts by weight of the thermoplastic resin; 1 to 40 parts by weight of the reinforcing fiber; 0.1 to 10 parts by weight of the reinforcing fiber modifier; and 0.2 to 12 parts by weight of the resin relative to total 100 parts by weight of the thermoplastic resin, the reinforcing fiber, and the reinforcing fiber modifier. 115-. (canceled)16. A fiber reinforced thermoplastic resin molding material comprising:a thermoplastic resin [A];a resin impregnated reinforcing fiber filament [E] obtained by impregnating reinforcing fibers [B] with a resin [D] having a melt viscosity at 200° C. lower than a melt viscosity of the thermoplastic resin [A]; anda reinforcing fiber modifier [C] having melt viscosity at 200° C. lower than the melt viscosity of the thermoplastic resin [A] and a difference in solubility parameter value from the thermoplastic resin [A] equal to or larger than 1.0, the molding material comprising 50 to 98.9 parts by weight of the thermoplastic resin [A]; 1 to 40 parts by weight of the reinforcing fiber [B]; 0.1 to 10 parts by weight of the reinforcing fiber modifier [C]; and 0.2 to 12 parts by weight of the resin [D] relative to total 100 parts by weight of the thermoplastic resin [A], the reinforcing fiber [B], and the reinforcing fiber modifier [C], whereinthe resin impregnated reinforcing fiber filament [E] is coated with a resin composition containing the thermoplastic resin [A] and the reinforcing fiber ...

Polycarbonate Resin Composition and Molded Product Produced From Same

A polycarbonate resin composition of the present invention comprises: a polycarbonate resin; and a release agent containing a fatty acid ester compound and paraffin wax, wherein the fatty acid ester compound and the paraffin wax are contained in a weight ratio ranging from about 1:about 0.2 to about 1:about 1. The polycarbonate resin composition is excellent in terms of release properties, transparency, heat resistance, hydrolysis resistance, etc. 1. A polycarbonate resin composition comprising:a polycarbonate resin; anda release agent comprising a fatty acid ester compound and paraffin wax,wherein the fatty acid ester compound and the paraffin wax are present in a weight ratio of about 1:0.2 to about 1:1.2. The polycarbonate resin composition according to claim 1 , wherein the release agent is present in an amount of about 0.05 to about 1 part by weight relative to about 100 parts by weight of the polycarbonate resin.3. The polycarbonate resin composition according to claim 1 , wherein the polycarbonate resin has a weight average molecular weight of about 10 claim 1 ,000 g/mol to about 100 claim 1 ,000 g/mol.4. The polycarbonate resin composition according to claim 1 , wherein the fatty acid ester compound is an ester compound of pentaerythritol and a Cto Cfatty acid.5. The polycarbonate resin composition according to claim 1 , wherein the paraffin wax is a Cto Caliphatic saturated hydrocarbon mixture.6. The polycarbonate resin composition according to claim 1 , further comprising: an anthraquinone-based coloring agent.7. The polycarbonate resin composition according to claim 6 , wherein the anthraquinone-based coloring agent is present in an amount of about 0.00001 to about 0.0001 parts by weight relative to about 100 parts by weight of the polycarbonate resin.8. The polycarbonate resin composition according to claim 1 , wherein the polycarbonate resin composition has a release force of about 1 claim 1 ,100 N or less applied to an ejector pin upon separation of a ...

ORIENTED POLYESTER FILM

An oriented polyester film containing antioxidant and modified polyolefin wax in a surface layer on at least one side thereof, wherein the oriented polyester film is such that the modified polyolefin wax contained in said layer is present in an amount that, as measured based on weight of a composition at said layer, is not less than 0.1 wt % but less than 3.0 wt %, and wherein the modified polyolefin wax is such that acid value thereof is not less than 1 mg KOH/g but less than 50 mg KOH/g, 3 wt % weight loss onset temperature thereof is not less than 300° C., weight-average molecular weight thereof is within a range that is 3,500 to 65,000, and the antioxidant is present in an amount that, as measured based on the weight of the composition, is not less than 0.02 wt % but less than 0.35 wt %. 1. An oriented polyester film containing antioxidant and modified polyolefin wax in a surface layer on at least one side thereof , wherein the oriented polyester film is such that the modified polyolefin wax contained in said layer is present in an amount that , as measured based on weight of a composition at said layer , is not less than 0.1 wt % but less than 3.0 wt % , and wherein the modified polyolefin wax is such that acid value thereof is not less than 1 mg KOH/g but less than 50 mg KOH/g , 3 wt % weight loss onset temperature thereof is not less than 300° C. , weight-average molecular weight thereof is within a range that is 3 ,500 to 65 ,000 , and the antioxidant is present in an amount that , as measured based on the weight of the composition , is not less than 0.02 wt % but less than 0.35 wt %.2. The oriented polyester film according to wherein the modified polyolefin wax contains at least one species selected from among the group consisting of acid-modified polypropylene wax claim 1 , acid-modified polyethylene wax claim 1 , polypropylene oxidate wax claim 1 , and polyethylene oxidate wax.3. The oriented polyester film according to wherein the modified polyolefin wax ...

High performance anti-block treatments for viscoelastic solids

Anti-blocking compositions are disclosed that include a wax or mixture of waxes effective to reduce, retard or prevent blocking of a viscoelastic solid when applied to the surface of such a solid. Also disclosed are methods of reducing, retarding or preventing blocking of a viscoelastic solid, and the products of those methods which are viscoelastic solids resistant to blocking.

Method of fabricating a loaded powder, and a product made of electrically conductive composite materials

A method of fabricating an electrically conductive loaded powder of thermoplastic polymers. The method comprises the steps of making an original powder containing cores made of thermoplastic polymers and of making the loaded powder by using electrically conductive submicrometer filaments and wax, forming a plurality of particulate compounds each comprising one of the cores together with at least one of the filaments and a protective membrane of the wax.

Improved Expandable Vinyl Aromatic Polymers

The present invention is related to expandable vinyl aromatic polymers comprising comminuted coke, said comminuted coke having an average stack height (Lc) of carbon crystallites at least 4 nm, a volume median particle diameter (D50) comprised between 1 and less than 5 μm and being characterized by a span (D90−D10)/D50 below 2.5 Molded parts produced from the expandable vinyl aromatic polymers prove low thermal conductivities for a low foam density.

Improved Expandable Vinyl Aromatic Polymers

The present invention is related to expandable vinyl aromatic polymers comprising comminuted coke, said comminuted coke having an average stack height (Lc) of carbon crystallites less than 4 nm, a volume median particle diameter (D50) comprised between 0.8 and 4 μm and being characterized by a span (D90−D10)/D50 below 2.5. Molded parts produced from the expandable vinyl aromatic polymers prove low thermal conductivities for a low foam density. 110.-. (canceled)11. Expandable vinyl aromatic polymers comprising at least one blowing agent and dispersed coke particles , said coke particles being characterized by an average stack height (Lc) of carbon crystallites less than 4 nm and a volume median particle diameter (D50) comprised between 0.8 and 4 μm as obtained from laser light scattering measurements according to ISO 13320.12. The expandable vinyl aromatic polymers according to which comprise between 3 and 8% by weight of coke.13. The expandable vinyl aromatic polymers according to claim 11 , comprising between 2 and 10% by weight of a C3-C6 alkane.14. The expandable vinyl aromatic polymers according to additionally comprising:between 0.1 to 5% by weight of an halogenated polymer;between 0.05 and 5% by weight of a flame retardant synergist; andbetween 0.01 and 1.0% by weight of polyethylene wax characterized by a weight average molecular weight (Mw) comprised between 1500 and 5000 Da.15. A process for the preparation of beads or granules of an expandable vinyl aromatic polymer comprising the steps of:a. producing a polymer melt stream of an expandable vinyl aromatic polymer, the expandable vinyl aromatic polymer comprising at least one blowing agent and dispersed coke particles, said coke particles being characterized by an average stack height (Lc) of carbon crystallites less than 4 nm and a volume median particle diameter (D50) comprised between 0.8 and 4 μm as obtained from laser light scattering measurements according to ISO 13320;{'b': 1', '2, 'b. deriving a ...

Polymer-Modified Asphalt With Wax Additive

An improved method forms and employs a wax to modify asphalt. The method includes: (a) selecting a solid polymeric material, (b) heating the solid polymeric material in an extruder to produce a molten polymeric material, (c) filtering the molten polymeric material, (d) placing the molten polymeric material through a chemical depolymerization process in a reactor to produce a depolymerized polymeric material, and (e) adding the depolymerized material to a pre-wax mixture to produce a polymer-modified asphalt. The addition of wax reduced the mixing time necessary to achieve improved polymer dispersion compared to the control formulation modified bitumen and reduced the viscosity of the neat bitumen. Pre-polymer addition of wax is detrimental to most properties of the resulting modified asphalt. Post-polymer addition improved viscosity reduction, higher softening point and improved dimensional stability. 1. A method for forming a wax and employing said wax to modify asphalt , the method comprising:(a) selecting a solid polymeric material;(b) heating said solid polymeric material in an extruder to produce a molten polymeric material;(c) filtering said molten polymeric material;(d) placing said molten polymeric material through a chemical depolymerization process in a reactor to produce a depolymerized wax material;(e) adding said depolymerized wax material to a pre-wax mixture to produce a polymer-modified asphalt.2. The method of claim 1 , wherein said method is continuous or semi-continuous.3. The method of claim 1 , wherein said polymeric material is one or more of high-density polyethylene claim 1 , low density polyethylene claim 1 , linear low-density polyethylene and polypropylene.4. The method of claim 1 , wherein said polymeric material contains recycled plastics.5. The method of claim 1 , wherein said polymeric material and said pre-wax mixture contain recycled plastics.6. The method of claim 1 , further comprising:(f) filtering said solid polymeric material.7. ...

PREPARATION METHOD OF FULLY DEGRADABLE POLYGLYCOLIC ACID COMPOSITE PACKAGING MATERIALS

The present disclosure provides a fully degradable Polyglycolic acid (PGA) composite packaging material comprises, by weight part, the following: PGA, polycaprolactone, poly(L-lactide-ε-caprolactone), anti-blocking agent, slipping agent, flexibilizer, waterproofing agent, chitosan, reinforced fibers and the like. The present disclosure further provides a preparation method of the fully degradable modified polyglycolic acid composite packaging materials. The present disclosure has the following advantages. The packaging material of the present disclosure has good microbial degradation and hydrolysis. With complete biodegradation, it would result in end-products, water and carbon dioxide, which are environmentally friendly, non-toxic and pose no threat to human- and animal-health. The packaging material of the present disclosure has good mechanical properties, and can fully meet various application requirements of packaging materials. Inexpensive and environmental pollution-free fillers can be added without influence on mechanical properties. The cost can be effectively reduced. The preparation process is simple. 3. The fully degradable polyglycolic acid composite packaging material according to claim 1 , wherein the poly(L-lactide-ε-caprolactone) has a weight-average molecular weight of 200 claim 1 ,000-500 claim 1 ,000 claim 1 , and has ε-caprolactone units in a mole percentage of 20-25%.4. The fully degradable polyglycolic acid composite packaging material according to claim 1 , wherein the anti-blocking agent is flake graphite claim 1 , talcum powder claim 1 , diatomite or silicon dioxide.5. The fully degradable polyglycolic acid composite packaging material according to claim 1 , wherein the flexibilizer is DuPont Biomax Strong from E.I. DuPont Company claim 1 , or a composite flexibilizer which is made of nano-calcite claim 1 , nano-talcum powder and subnano fatty acid rare-earth salt in a weight ratio of 30-50:10-20:1-5.6. The fully degradable polyglycolic acid ...

PROCESSING AID AND BLEND EMPLOYING THE PROCESSING AID FOR ACHIEVING EFFECTIVE ORIENTATION OF AN EXTRUDED FILM LAYER AND A BIAXIALLY ORIENTED FILM INCLUDING SUCH FILM LAYER

Processing aid for aiding in orienting an extruded film layer including a preponderance, by weight, of a high crystalline polypropylene is a crystalline polypropylene wax. 117-. (canceled)18. A biaxially oriented , multi-layer film including a base layer and at least one intermediate layer on one side of said base layer and at least one skin layer adjacent said at least one intermediate layer , said base layer and/or at least one intermediate layer including a blend of crystalline polypropylene wax and a high crystallinity polypropylene homopolymer.19. The biaxially oriented claim 18 , multi-layer film of claim 18 , wherein said wax is a crystalline metallocene catalyzed polypropylene wax.20. The biaxially oriented claim 18 , multi-layer film of claim 18 , wherein said crystalline polypropylene wax is less than 10% by weight of the blend and the machine direction and cross-direction tensile strength (psi) and the machine direction and cross direction tensile modulus (psi) of the multi-layer film are at least 90% of the machine direction and cross-direction tensile strength (psi) and the machine direction and cross direction tensile modulus (psi) of the same multi-layer film but excluding the crystalline polypropylene in the base layer.21. The biaxially oriented claim 20 , multi-layer film of claim 20 , wherein said crystalline polypropylene wax is a crystalline metallocene catalyzed polypropylene wax.22. The biaxially oriented claim 20 , multi-layer film of claim 20 , wherein said crystalline polypropylene wax is in the range of 3.0-7.5% by weight of the blend.23. The biaxially oriented claim 21 , multi-layer film of claim 21 , wherein said crystalline polypropylene wax is in the range of 3.0-7.5% of the blend. This invention relates to a processing aid for use in effectively orienting an extruded film layer; most preferably a film layer constituting a core layer of a multilayer extruded film. The invention also relates to an oriented film layer including a blend ...

Polymer compositions having improved barrier properties

A composition comprising a polymer and a wax wherein the polymer has a melt index of from about 0.5 g/10 min to about 4 g/10 min, a density of equal to or greater than about 0.945 g/cc which when formed into a film displays a moisture vapor transmission rate of less than about 0.55 g-mil/100 in 2 in 24 hours as determined in accordance with ASTM F 1249.

Polymer compositions having improved barrier properties

A composition comprising a polymer and a wax wherein the polymer has a melt index of from about 0.5 g/10 min to about 4 g/10 min, a density of equal to or greater than about 0.945 g/cc which when formed into a film displays a moisture vapor transmission rate of less than about 0.55 g-mil/100 in 2 in 24 hours as determined in accordance with ASTM F 1249.

Polyolefin-based cable compound formulation for improved foamability and enhanced processability

A composition comprising a composition of an ethylene-based thermoplastic polymer comprising high density polyethylene (HDPE) blended with a modifier component, an optional blowing agent, optionally with carbon black and/or one or more additives, to make foamed articles.

Films, and related compositions and methods of making

Disclosed in embodiments herein are monolayer or multilayer films. The films include at least one layer including a) a polyethylene polymer component comprising linear low density polyethylene; and b) a wax component comprising nonpolar, polyethylene wax, wherein the nonpolar, polyethylene wax has a density of 0.955 grams/cm 3 or greater, and wherein the nonpolar, polyethylene wax is present in an amount of at least 3 percent by weight of the film. Also disclosed in embodiments herein are related compositions and methods of making monolayer or multilayer films.

Films, and related compositions and methods of making

Disclosed in embodiments herein are monolayer or multilayer films. The films include at least one layer including a) a polyethylene polymer component comprising linear low density polyethylene; and b) a wax component comprising nonpolar, polyethylene wax, wherein the nonpolar, polyethylene wax has a density of 0.955 grams/cm3 or greater, and wherein the nonpolar, polyethylene wax is present in an amount of at least 3 percent by weight of the film. Also disclosed in embodiments herein are related compositions and methods of making monolayer or multilayer films.

橡胶组合物，及在发泡制品的应用和生产方法

本发明公开了一种橡胶组合物及其加工方法，以及利用该组合物生产发泡材料的应用和方法，该橡胶组合物包括：橡胶基体和必要组份，所述橡胶基体包含：支化聚乙烯的含量a：0＜a≤100份；二元乙丙橡胶和三元乙丙橡胶的含量b：0≤b＜100份，必要组份包含：交联剂0.5～10份，发泡剂为1.5～25份。该应用是加工海绵密封条，高发泡倍率泡沫材料，减震泡沫橡胶板材，浅色高强度发泡板材，发泡实心复合密封条，内部填充发泡弹性体的实心力车胎，有益效果是，支化聚乙烯除了有甲基、乙基、丙基、丁基、戊基等短支链外，还有碳数大于6的长支链，用支化聚乙烯部分或者全部取代发泡橡胶组合物中的乙丙橡胶，可以提高橡胶组合物的熔体强度，提高组合物的可发泡性能，尤其是预发泡，而且所得的橡胶制品具有更低的压缩永久变形。

THERMOPLASTIC POLYMER COMPOSITION FOR CONSTRUCTING 3D ARTICLES

The invention relates to a composition for the layer-by-layer building of a three-dimensional article by sintering of the composition brought about by electromagnetic radiation, the composition comprising a semicrystalline thermoplastic polymer powder and at least one wax, the wax having a dropping point which is greater than the crystallization temperature of the semicrystalline thermoplastic polymer, said composition in addition optionally comprising a flow agent. 1. A composition for the layer-by-layer building of a three-dimensional (3D) article by sintering of the composition brought about by electromagnetic radiation , the composition comprising:a semicrystalline thermoplastic polymer powder;a wax, the wax having a dropping point which is greater than the crystallization temperature (Ct) of the semicrystalline thermoplastic polymer;and optionally a flow agent,wherein the wax is not a fatty acid salt or a metallic soap.2. The composition as claimed in claim 1 , in which the wax is chosen from polyolefin waxes claim 1 , waxes of vegetable or animal origin claim 1 , and also their mixtures.3. The composition as claimed in claim 2 , in which the wax is chosen from polyethylene and polypropylene waxes claim 2 , polytetrafluoroethylene waxes claim 2 , ketone waxes claim 2 , acid waxes claim 2 , partially esterified acid waxes claim 2 , acid anhydride waxes claim 2 , ester waxes claim 2 , aldehyde waxes claim 2 , amide waxes claim 2 , their derivatives and also their mixtures.4. The composition as claimed in claim 1 , in which the semicrystalline thermoplastic polymer is chosen from a polyamide claim 1 , a homopolymer or copolymer of vinylidene fluoride (PVDF) claim 1 , a copolymer comprising polyamide blocks and comprising polyether blocks (PEBA) claim 1 , a thermoplastic polyurethane (TPU) claim 1 , a copolymer comprising polyester blocks and comprising polyether blocks (COPE) claim 1 , and their mixtures.5. The composition as claimed in claim 4 , in which the ...

具有蜡添加剂的聚合物改性沥青

一种形成并使用蜡来改性沥青的改进的方法。该方法包括：(a)选取固体聚合材料，(b)在挤出机中加热固体聚合材料以产生熔融的聚合材料，(c)过滤熔融的聚合材料，(d)将熔融的聚合材料放置在反应器中通过化学解聚工艺以产生解聚的聚合材料，和(e)将解聚的材料添加到预蜡混合物中以产生聚合物改性沥青。与控制制剂改性的沥青相比，蜡的添加减少了实现改善的聚合物分散所需的混合时间并降低了纯沥青的黏度。蜡的预聚合物添加对所得到的改性沥青的大多数性质是有害的。后聚合物添加改善了黏度减小量，更高的软化点和改善的尺寸稳定性。

Cera como modificador de flujo de fusion y adyuvante de procesamiento para polimeros.

Un método mejorado forma y emplea una cera para modificar los rendimientos y el flujo de fusión en polímeros. El método comprende: (a) seleccionar un material polimérico sólido, (b) calentar el material polimérico sólido en una extrusora para producir un material polimérico fundido, (c) filtrar el material polimérico fundido, (d) colocar el material polimérico fundido a través de un proceso químico de despolimerización en un reactor para producir un material polimérico despolimerizado, y (e) añadir el material despolimerizado a una mezcla de pre-cera para producir un polímero modificado.

Ultrahigh-molecular weight ethylene polymer powder, and molded article using the ultrahigh-molecular weight ethylene polymer powder

본 발명은, 성형체의 성능을 향상시키면서 생산성을 향상시킬 수 있는 초고분자량 에틸렌계 중합 파우더, 및 해당 초고분자량 에틸렌계 중합 파우더를 사용하여 얻어지는 성형체를 제공할 수 있다. 본 발명의 초고분자량 에틸렌계 중합 파우더는, 에틸렌 단위, 및/또는, 에틸렌 단위와 탄소수 3 이상 8 이하의 α-올레핀 단위를 구성 단위로 하고, 점도 평균 분자량이 100,000 이상 10,000,000 이하이고, 유도 결합 플라스마 질량 분석계(ICP/MS)에 의한 티타늄 원소 함유량이 20ppm 이하이고, 등온 결정화 시간이 6분 미만이다. 또한, 본 발명의 성형체는, 상기 초고분자량 에틸렌계 중합 파우더를 사용하여 얻어진다. The present invention can provide an ultra high molecular weight ethylene polymer powder which can improve productivity while improving the performance of the molded product, and a molded product obtained by using the ultra high molecular weight ethylene polymer powder. The ultrahigh molecular weight ethylene-based polymerized powder of the present invention comprises an ethylene unit and / or an olefin unit and an α-olefin unit having 3 to 8 carbon atoms as a structural unit, and has a viscosity average molecular weight of 100,000 to 10,000,000 or less, and an inductively coupled plasma. Titanium element content by a mass spectrometer (ICP / MS) is 20 ppm or less, and isothermal crystallization time is less than 6 minutes. Moreover, the molded object of this invention is obtained using the said ultra high molecular weight ethylene-type polymerization powder.

Graphene-reinforced polymer, additive for producing graphene-reinforced polymers, process for producing graphene-reinforced polymers and the use of said additive

A paraffin containing particles of graphene provides an improved distribution of the graphene particles when combined with a melt of a polymer material for producing graphene-reinforced polymer products such as plastic or rubber products. It is also disclosed a method for orienting the included graphene particles inside the polymer melt by subjecting the polymer melt to an external magnetic field. A paraffin containing particles of graphene provides an improved distribution of the graphene particles when combined with a melt of a polymer material to produce graphene-reinforced polymer products such as plastic or rubber products. It is also disclosed a method for orienting the included graphene particles inside the polymer melt by subjecting the polymer melt to an external magnetic field.

一种高收缩稳定性、高硬度橡胶基复合发泡材料及其制备方法

本发明涉及一种高收缩稳定性，高硬度橡胶基复合发泡材料及其制备方法。本发明先将热塑性丁苯橡胶、1氯丁橡胶、乙烯‑醋酸乙烯酯与白炭黑、石蜡、氧化锌和硬脂酸充分混炼均匀；再将交联剂双叔丁基过氧化二异丙苯和树脂交联剂SSA‑1252混炼得混合物；接着将发泡剂偶氮二甲酰胺与混合物一起加入到密炼机中充分混炼均匀，将得到的共混胶在开炼机上处理成片材，再放入硫化机，进行模压交联发泡成型出片，冷却，得到高收缩稳定性，高硬度橡胶基复合发泡材料。本发明制备的橡胶基复合发泡材料具有高的硬度、较低的收缩率，低密度及耐拉伸、撕裂的特点。

Method for the production of agglomerates comprising rubber and wax, agglomerates produced by the method and their use in asphalt and bitumen

Process for producing agglomerates comprising rubber and wax, agglomerates produced therefrom and their use in asphalt or bitumen

Bei einem Verfahren zur Herstellung eines Schüttgutes von Agglomeraten aus Gummipartikeln und Wachs wird eine Zusammensetzung des Agglomerats und die Verwendung dieses Schüttgutes für die Herstellung von Asphalt oder Bitumenmassen derart geschaffen, indem Gummi durch Quellung und Verwendung eines Quellmittels aktiviert und eine Schmelze aus viskositätsreduzierendem Wachs und optionalem Polyoctenamer zugegeben wird, die aktivierten Gummipartikel mit dem viskositätsreduzierenden Wachs und optionalen adhäsionsverbessernden Stoffen agglomeriert werden, wobei das Quellungsmittel in die Zwischenräume der Gummimoleküle eindringt und die Moleküle auseinander drängt, die physikalischen Anziehungskräfte verringert oder unterbrochen werden, so daß das resultierende größere Volumen zu einer Viskositätsminderung und die Erweichung zu einer innigeren und homogeneren Benetzung mit dem Wachs führen. In a method for producing a bulk material of agglomerates from rubber particles and wax, a composition of the agglomerate and the use of this bulk material for the production of asphalt or bitumen masses is created in such a way that rubber is activated by swelling and use of a swelling agent and a melt of viscosity-reducing wax and optional Polyoctenamer is added, the activated rubber particles are agglomerated with the viscosity-reducing wax and optional adhesion-improving substances, the swelling agent penetrating into the spaces between the rubber molecules and forcing the molecules apart, the physical forces of attraction being reduced or interrupted, so that the resulting larger volume leads to a viscosity reduction and the softening leads to a more intimate and homogeneous wetting with the wax.

Polymer-modified asphalt with wax additive

An improved method forms and employs a wax to modify asphalt. The method includes: (a) selecting a solid polymeric material, (b) heating the solid polymeric material in an extruder to produce a molten polymeric material, (c) filtering the molten polymeric material, (d) placing the molten polymeric material through a chemical depolymerization process in a reactor to produce a depolymerized polymeric material, and (e) adding the depolymerized material to a pre-wax mixture to produce a polymer-modified asphalt. The addition of wax reduced the mixing time necessary to achieve improved polymer dispersion compared to the control formulation modified bitumen and reduced the viscosity of the neat bitumen. Pre-polymer addition of wax is detrimental to most properties of the resulting modified asphalt. Post-polymer addition improved viscosity reduction, higher softening point and improved dimensional stability.

Wax as a melt flow modifier and processing aid for polymers

An improved method forms and employs a wax to modify throughputs and melt flow in polymers. The method includes: (a) selecting a solid polymeric material, (b) heating the solid polymeric material in an extruder to produce a molten polymeric material, (c) filtering the molten polymeric material, (d) placing the molten polymeric material through a chemical depolymerization process in a reactor to produce a depolymerized polymeric material, and (e) adding the depolymerized material to a pre-wax mixture to produce a modified polymer.

Polymer-modified asphalt with wax additive

An improved method forms and employs a wax to modify asphalt. The method includes: (a) selecting a solid polymeric material, (b) heating the solid polymeric material in an extruder to produce a molten polymeric material, (c) filtering the molten polymeric material, (d) placing the molten polymeric material through a chemical depolymerization process in a reactor to produce a depolymerized polymeric material, and (e) adding the depolymerized material to a pre-wax mixture to produce a polymer-modified asphalt. The addition of wax reduced the mixing time necessary to achieve improved polymer dispersion compared to the control formulation modified bitumen and reduced the viscosity of the neat bitumen. Pre-polymer addition of wax is detrimental to most properties of the resulting modified asphalt. Post-polymer addition improved viscosity reduction, higher softening point and improved dimensional stability.

Related films and compositions and production methods

Una película que comprende al menos una capa, en donde la al menos una capa comprende: a) un componente polimérico de polietileno que comprende polietileno lineal de baja densidad, y b) un componente de cera que comprende cera de polietileno, no polar, en donde la cera de polietileno, no polar, tiene una densidad de 0,955 gramos/cm3 o superior, y en donde la cera de polietileno, no polar, está presente en una cantidad del 10 al 30 por ciento en peso de la película. A film comprising at least one layer, wherein the at least one layer comprises: a) a polymeric polyethylene component comprising linear low density polyethylene, and b) a wax component comprising polyethylene wax, not polar, wherein The polyethylene wax, non-polar, has a density of 0.955 grams / cm3 or higher, and wherein the polyethylene wax, non-polar, is present in an amount of 10 to 30 percent by weight of the film.

具有低再活化温度和高耐热性的聚烯烃热熔粘合剂及其用于真空深拉层合的用途

本发明涉及一种热熔粘合剂组合物，包含a)至少一种在25℃为固体的无规聚‑α‑烯烃(APAO)；b)至少一种具有至少80℃的软化点的烃树脂，所述软化点根据DIN EN 1238按照环球法测定；以及c)至少一种具有不高于150℃的软化点的马来酸酐接枝的蜡，所述软化点根据DIN EN 1238按照环球法测定，所述蜡为马来酸酐接枝的聚丙烯蜡或马来酸酐接枝的聚乙烯蜡，其中所述至少一种马来酸酐接枝的蜡在所述热熔粘合剂组合物中的比例为至少3重量％。本发明的热熔粘合剂组合物的特征在于低再活化温度以及同时高耐热性以及对ABS和非极性聚烯烃材料的良好粘附性。它非常好地适合于通过真空深拉层合进行膜层合，尤其适合用于汽车制造中的应用。

一种证件卡注塑用填充母料及其使用方法

本发明公开了一种证件卡注塑用填充母料，它包括以下质量百分比成份的原材料：硫酸钡40～65％，聚丙烯或聚丙烯与线型低密度聚乙烯的混合物13～19％，硅酮0.5～1％，白油1.0～2.0％，玻璃颗粒20～44％，花生油0.5～1.2％；所述硫酸钡为粉体，且平均粒径为0.2～0.25μm；所述玻璃颗粒包含玻璃丝、玻璃珠中的一种或两种组合，且平均直径为5～10μm；以及一种证件卡注塑用填充母料的使用方法，将上述权利要求1或2所述的证件卡注塑用填充母料中的白油、花生油和硫酸钡先混合均匀后，再与剩余的原料混合后制成颗粒，最后颗粒与注塑原料一起注塑，所述颗粒与注塑原料的重量比为：1～2∶4。与现有技术相比，具有添加后产品不易起翘、产品表面光洁度较好及成品率较高的特点。

聚芳硫醚树脂组合物、成型品、复合成型品和它们的制造方法

提供一种复合成型品和其制造方法，所述复合成型品是即使进行退火处理环氧树脂粘接性也优异的聚芳硫醚树脂组合物的成型品与包含环氧树脂的固化性树脂组合物的固化物粘接而成的；进而，提供：能提供该复合成型品的聚芳硫醚树脂组合物和其成型品以及它们的制造方法。进一步详细而言，提供：将酸值65～150〔mgKOH/g〕的含有羧基和羧酸酐基的烯烃蜡和环氧树脂作为必须成分配混而成的聚芳硫醚树脂组合物成型而成的进行了退火处理的成型品与包含环氧树脂的固化性树脂组合物的固化物粘接而成的复合成型品；用于提供该复合成型品的聚芳硫醚树脂组合物；成型品；和，它们的制造方法。

橡塑发泡保温材料母料及制备橡塑发泡保温材料的方法

本发明公开了一种橡塑发泡保温材料母料，涉及橡塑发泡保温材料领域，以质量份计，包括以下组分：丁腈橡胶(NBR)5～18份；聚氯乙烯(PVC)10～18份；氯化石蜡0～15份；耐老化改性剂3～15份；耐老化增塑剂3～20份；阻燃剂25～40份；发泡剂10～15份；填充剂10～25份；防老剂为0.1～2％份。采用丁基橡胶、三元乙丙橡胶一种或两种的混合物作为耐老化改性剂，采用邻苯二甲酸二丙基庚酯作为耐老化增塑剂，防老化性能明显提高，能长期保持其弹性，不会发生开裂现象，增加使用寿命。本发明还公开了一种橡塑发泡保温材料的制备方法。

一种热收缩可降解环保薄膜材料及制备方法与应用方法

本发明提供一种热收缩可降解环保薄膜材料，所述环保薄膜材料由PBAT和PLA在助剂的作用下按比例共混改性而成，所述助剂包括蜡、偶联剂、扩链剂、开口剂和爽滑剂。本发明通过将具有良好生物降解、生物相容性和高断裂伸长率的PBAT材料与具有较高硬度、与高透明度但拉伸率低的PLA材料在助剂的作用下进行改性混合，得到可生物降解可堆肥且具有热收缩性能的环保薄膜材料，制作的环保薄膜材料的工艺和设备简单，非常适宜大规模工业化生产；可制成吹塑效果佳、热收缩性佳、挺度好、韧性佳的包装薄膜，也可以应用在包装用膜、工业材料等。

高分子材料物理发泡方法及发泡制品

本发明涉及一种高分子材料物理发泡方法及发泡制品。本发明的高分子材料物理发泡方法包括：(1)使用射出机、挤出机或模压机，将热塑性弹性体或聚烯烃材料制作成异型型胚；(2)加热聚烯烃型胚使其发生交联反应，得到交联的聚烯烃型胚；(3)将热塑性弹性体型胚或交联的聚烯烃型胚在压力釜中用超临界流体进行高压浸渗，然后泄压至常压，得到超临界流体浸渗的型胚；(4)将超临界流体浸渗的型胚置于成品模具中，进行1:1模内发泡，即得成品的发泡制品。本发明利用超临界流体作为物理发泡剂，通过简单的模内发泡工艺，获得了低比重、环保无毒、弹性优良的发泡材料。

一种垃圾焚烧飞灰填充母料及其制备方法和应用

本发明公开了一种垃圾焚烧飞灰填充母料，包括以下原料：垃圾焚烧飞灰、磷酸盐络合剂、埃洛石纳米管、硬脂酸、硅油、聚乙烯和润滑剂。经络合、吸附、改性和造粒工艺制备得到垃圾焚烧飞灰填充母料，该垃圾焚烧飞灰填充母料可以用作地下管道、压滤机板、垃圾袋等塑料制品的填充母料，改善塑料制品的耐磨性、耐折性和耐热性，而且还可以实现焚烧飞灰的无害化和资源化的环保利用。本发明垃圾焚烧飞灰填充母料制备工艺过程无废水、废气产生，工艺流程简单，能耗低，易于实现产业化。

橡塑发泡保温材料母料及制备橡塑发泡保温材料的方法

本发明公开了一种橡塑发泡保温材料母料，涉及橡塑发泡保温材料领域，以质量份计，包括以下组分：丁腈橡胶(NBR)5～18份；聚氯乙烯(PVC)10～18份；氯化石蜡0～15份；耐老化改性剂3～15份；耐老化增塑剂3～20份；阻燃剂25～40份；发泡剂10～15份；填充剂10～25份；防老剂为0.1～2％份。采用丁基橡胶、三元乙丙橡胶一种或两种的混合物作为耐老化改性剂，采用邻苯二甲酸二丙基庚酯作为耐老化增塑剂，防老化性能明显提高，能长期保持其弹性，不会发生开裂现象，增加使用寿命。本发明还公开了一种橡塑发泡保温材料的制备方法。

一种全程保压的超临界流体发泡方法

一种全程保压的超临界流体发泡方法，包括：将塑胶粒导入储料罐中；将超临界流体注入储料罐中，渗透塑胶粒；将渗透流体的塑胶粒输送至缓冲罐中备用，若需要进行注塑发泡成型，将缓冲罐中渗透流体的塑胶粒输送至注塑机的注塑模具进行注塑发泡成型；若需要进行挤出发泡成型，则将缓冲罐中渗透流体的塑胶粒输送至挤出机的料管进行挤出发泡成型。上述超临界流体发泡方法可以使已渗透流体的塑胶粒得以持续供应至成型设备进行持续生产，而且可获得一体成型的发泡材料，生产效率高，生产成本低。

一种橡胶绝缘材料

本发明公开了一种橡胶绝缘材料，涉及一种含三元乙丙的橡胶组合物。所述橡胶绝缘材料由以下重量份的组分组成：三元乙丙60‑80份、POE 40‑20份、煅烧陶土80‑100份、白炭黑5‑15份、硅烷偶联剂1‑3份、抗氧化剂0.5‑2份、石蜡4‑8份、软化剂10‑20份、辐照敏化剂2‑5份、硬脂酸钙1‑3份、轻质氧化镁2‑6份。本发明的橡胶组分经过混炼、辐照交联后得到的胶料，不仅符合线缆绝缘层用橡胶的有关电气性能和机械性能的标准，其抗拉强度优于其他线缆用橡胶绝缘材料；在长时间处于温水或热水的环境中后，其绝缘电性能优于其他同类线缆用橡胶绝缘材料，具有较强的耐热、耐水性能。

Auxiliar de procesamiento y mezcla que emplea el auxiliar de procesamiento para lograr una orientación efectiva de una capa de película extruida y una película orientada biaxialmente que incluye dicha capa de película.

Un auxiliar de procesamiento para ayudar a orientar una capa de película extruida que incluye una preponderancia, en peso, de un polipropileno altamente cristalino que es una cera de polipropileno cristalino. Es parte de la invención, una capa de película orientada que incluye una mezcla de cera de polipropileno cristalino y homopolímero de polipropileno altamente cristalino. La invención incluye un método para formar una capa de película orientada que incluye una preponderancia en peso de un polipropileno altamente cristalino e incluye las etapas de mezclar un polipropileno altamente cristalino con una cera de polipropileno cristalino, dirigir la mezcla a través de un extrusor para formar una capa de película y luego orientar la capa de película. La invención incluye una película multicapa orientada biaxialmente que incluye una capa base y al menos una capa superficial. La capa base incluye una mezcla de cera de polipropileno catalizada con metaloceno cristalina y polipropileno de alta cristalinidad.

一种充电桩电缆专用抗撕裂三元乙丙绝缘橡胶及其制备方法

本发明涉及电缆用绝缘橡胶的技术领域，特别是涉及一种充电桩电缆专用抗撕裂三元乙丙绝缘橡胶及其制备方法，其制作出的产品可以提高质量性能，延长使用寿命，减少安全隐患；是由三元乙丙橡胶EPDM J‑4045、弹性体DF810、纳米ZnO、交联剂DCP、TAIC、硫磺S、石蜡油、纳米钙、活性陶土、防老剂MB、防老剂RD、粗石蜡和低分子蜡经过初步混合、整体混合、密炼、开炼、过滤、硫化、打包和分切制得。

Low speed cross-linking catalyst for silane-grafted plastomers

The present invention relates to silane crosslinking catalyst comprising: —75 to 85 wt.-% of an olefin acrylate interpolymer and—15 to 25 wt.-% of a hindered amine light stabilizer (HALS) having a number average molecular weight Mn of 1500 to 4000 g/mol; and—optionally up to 5 wt.-% wax, wherein the silane crosslinking catalyst is free of tin, carboxylic acid(s) and sulphonic acid(s), all weight percentages with respect to the total weight of the silane crosslinking catalyst.

Polyolefin-based cable compound formulation for improved foamability and enhanced processability

A composition comprising a composition of an ethylene-based thermoplastic polymer comprising high density polyethylene (HDPE) blended with a modifier component, an optional blowing agent, optionally with carbon black and/or one or more additives, to make foamed articles.

一种具有气泡内壁壳橡胶发泡材料的制备方法

本发明涉及一种具有气泡内壁壳橡胶发泡材料的制备方法。为了提高橡胶发泡材料的尺寸稳定性，通常将热塑性聚合物和无机粒子(包括球形、棒状和片状)添加到发泡基体中以构建阻碍分子链恢复的支架结构；由于可与橡胶一起加工发泡的热塑性聚合物的刚性强度不足以解决其尺寸稳定性的问题。而大量的无机粒子的引入降低了发泡材料的力学性能，同时必须进行有机改性，这将给工业生产带来了困难。本发明采用以丁苯橡胶和乙烯‑醋酸乙烯共聚物为发泡基体，引入少量的环氧树脂调控氧化锌在气泡内壁致密且均匀地分散形成一层内壳结构；增强其发泡材料的尺寸稳定性和力学性能。

一种轻质多效膨胀型防火密封材料

本发明公开了一种轻质多效膨胀型防火密封材料，包括如下重量份组分：环氧树脂100份、膨胀石墨20～30份、IFR阻燃剂15～20份、氧化石墨8～10份、防火胶黏剂20～30份、增强纤维30～50份、空心玻璃微珠10～20份、功能助剂8～15份、硬脂酸锌2～3份、石蜡油10～15份、发泡促进体系10～20份和固化剂5～10份。本发明通过物理膨胀阻燃体系、IFR阻燃体系、防火胶黏剂、玻璃纤维和中空玻璃微珠的配方设计，一方面赋予材料三重防火的功效和优异的膨胀性能，能有效提高防火性能；另一方面碳化率高，机械强度好，能够有效防止整个密封材料在火灾过程中出现破碎、粉化等情况，提高对烟气和水的阻防性能。

阻燃型聚氨酯弹性体及其制备方法和应用

本发明属于高分子材料技术领域，涉及一种阻燃型聚氨酯弹性体及其制备方法和应用。本发明提供的阻燃型聚氨酯弹性体，主要由以下重量份的原料制得：不饱和聚氨酯生胶10～100份、硫化体系5～50份、无卤阻燃剂5～80份、抑烟剂1～30份、抗氧剂0.01～2份、防老剂0.01～2份、稳定剂0.01～2份、抗水解剂0.01～2份、防鼠母料0.01～4份、防白蚁母料0.01～4份和发泡剂0.01～8份。该聚氨酯弹性体具有优异的阻燃性能和低烟特性，同时具有良好的加工性能和优异的力学性能，安全无毒、绿色环保，使用寿命长。

Methods of Making Non-Oriented Films with Improved Oxygen Barrier Properties

본 발명은 개선된 산소 장벽 속성을 가진 비-배향된 필름의 제조 방법 및 이러한 비-배향된 필름에 관한 것이다. 비-배향된 필름은 프로필렌 호모- 또는 공폴리머, 탄화수소 수지 및 임의로 기핵제를 포함하는 폴리올레핀 조성물을 포함한다. 방법은 바람직하게는 탄화수소 수지를 포함하지 않는 것을 제외한 동일한 성분을 동일한 상대량으로 갖는 필름의 냉각 온도보다 높은, 특정 냉각 온도에서 압출된 필름의 냉각을 포함한다. 본 발명은 민감한 식품의 포장을 위한 캐스트 필름 (CPP)과 같은 폴리프로필렌 기반 비-배향된 필름의 적용을 허용한다. The present invention relates to a process for making non-oriented films with improved oxygen barrier properties and to such non-oriented films. The non-oriented film comprises a polyolefin composition comprising a propylene homo- or copolymer, a hydrocarbon resin and optionally a nucleating agent. The method preferably comprises cooling the extruded film at a specified cooling temperature that is higher than the cooling temperature of the film having the same relative amounts of the same components but not including the hydrocarbon resin. The present invention allows the application of polypropylene based non-oriented films such as cast film (CPP) for packaging of sensitive food products.

Low speed cross-linking catalyst for silane-grafted plastomers

The present invention relates to silane crosslinking catalyst comprising: - 75 to 85 wt.-% of an olefin acrylate interpolymer and - 15 to 25 wt.-% of a hindered amine light stabilizer (HALS) having a number average molecular weight Mn of 1500 to 4000 g/mol; and - optionally up to 5 wt.-% wax, wherein the silane crosslinking catalyst is free of tin, carboxylic acid(s) and sulphonic acid(s), all weight percentages with respect to the total weight of the silane crosslinking catalyst.

间隔件和包含间隔件的二次电池

本发明提供一种间隔件，其具有第一层，所述第一层包含有机添加剂和95重量％以上的多孔聚烯烃。使第一层浸渗于包含3重量％水的N‑甲基吡咯烷酮后，以1800W的输出功率对第一层照射频率2455MHz的微波时的第一层的温度上升收敛时间为2.9s·m 2 /g以上且5.7s·m 2 /g以下，第一层的白色指数为86以上且98以下。

添加剂组合物和其使用方法

本发明的添加剂组合物包含蜡和成核剂。可以将所述成核剂分散在所述蜡中。用于制备成核聚合物的方法包括以下步骤：(a)提供反应器；(b)提供包含蜡和成核剂的添加剂组合物；(c)提供挤出机；(d)使包含烯烃单体和氢气的反应物混合物在所述反应器中反应以制备聚烯烃聚合物；(e)收集和回收通过所述反应制备的所述聚烯烃聚合物；(f)将所述聚烯烃聚合物输送到所述挤出机；(g)将所述添加剂组合物输送到所述挤出机；以及(h)挤出所述聚烯烃聚合物和所述添加剂组合物以制备成核聚合物组合物。

A kind of preparation method of high-performance ventilated membrane

本发明属于高分子化合物的制备技术领域，特别涉及一种高性能透气膜的制备方法，将树脂基体、无机填料、甘油三月桂酸酯、加工助剂混合充分后通过挤出机挤出原生膜，将所得的原生膜经退火处理后依次进行冷拉伸、热拉伸得到透气膜。通过甘油三月桂酸酯的加入，有效提升了薄膜的透气性，从而在无机填料颗粒用量较少的情况下，也能达到理想的透气效果。

Processing aid and blend employing the processing aid for achieving effective orientation of an extruded film layer and a biaxially oriented film including such film layer

Processing aid for aiding in orienting an extruded film layer including a preponderance, by weight, of a high crystalline polypropylene is a crystalline polypropylene wax. An oriented film layer including a blend of crystalline polypropylene wax and high crystallinity polypropylene homopolymer is part of the invention. The invention includes a method of forming an oriented film layer including a preponderance by weight of a high crystallinity polypropylene and includes the steps of blending a high crystallinity polypropylene with a crystalline polypropylene wax, directing the blend through an extruder to form a film layer and then orienting the film layer. The invention includes a biaxially oriented, multi-layer film including a base layer and at least one skin layer. The base layer includes a blend of crystalline metallocene catalyzed polypropylene wax and a high crystallinity polypropylene.

Processing aid and blend employing the processing aid for achieving effective orientation of an extruded film layer and a biaxially oriented film including such film layer

The invention includes a biaxially oriented, multi-layer film including a base layer, at least one intermediate layer and at least one skin layer. The base layer and at least one intermediate layer includes a blend of crystalline polypropylene wax and a high crystallinity polypropylene.

Manufacturing method of breathable film

본 발명은 저밀도 폴리에틸렌 수지, 선형 저밀도 폴리에틸렌 수지 및 중밀도 폴리에틸렌 수지로 구성되는 폴리에틸렌계 수지 100중량부에 대하여 스테아린산으로 코팅된 무기충진제 50∼200중량부 및 폴리에틸렌계 왁스 0.1∼30중량부를 배합한 조성물을 용융성형한 원판 시이트를 면적 연신배율 1.5배∼36배로 연신하는 것을 특징으로 하는 통기성 필름의 제조방법에 관한 것이다. 본 발명의 제조방법으로 제조된 통기성 필름은 부드러운 촉감을 가지면서도 필름 가공성, 각종 무기물 충진제 및 첨가제들의 분산성이 우수하며 적정 강도와 투습도를 가지며 기저귀 백시이트, 방수의류 등에 사용하기에 적합한 것이다. The present invention is a composition comprising 50 to 200 parts by weight of an inorganic filler coated with stearic acid and 0.1 to 30 parts by weight of polyethylene wax based on 100 parts by weight of polyethylene resin composed of low density polyethylene resin, linear low density polyethylene resin and medium density polyethylene resin. It is related with the manufacturing method of the breathable film characterized by extending | stretching the disc sheet melt-molded by 1.5 times-36 times area draw ratio. The breathable film produced by the manufacturing method of the present invention has a soft touch, excellent film processability, excellent dispersibility of various inorganic fillers and additives, has an appropriate strength and moisture permeability, and is suitable for use in diaper back sheets, waterproof clothing, and the like.

Expandable resin composition, method for preparing the same and foam using the same

본 발명의 발포성 수지 조성물은 방향족 비닐계 수지; 및 산화아연을 포함하며, 상기 산화아연은 광 발광(Photo Luminescence) 측정 시, 370 내지 390 nm 영역의 피크 A와 450 내지 600 nm 영역의 피크 B의 크기비(B/A)가 0.01 내지 1이고, BET 표면적이 1 내지 10 m 2 /g인 것을 특징으로 한다. The foamable resin composition of the present invention comprises an aromatic vinyl-based resin; (B / A) of the peak A in the region of 370 to 390 nm and the peak B in the region of 450 to 600 nm is 0.01 to 1 , And a BET surface area of 1 to 10 m 2 / g.

Degradable agricultural film and preparation method thereof

本发明提供一种可降解农用薄膜的制备方法和农用薄膜，制备方法包括：将原料混合得到混合物；将混合物放入双螺杆挤出机中挤出胶体；将胶体在流延机上流延成薄膜；将薄膜经过干燥、冷却得到可降解农用薄膜；原料包括：热塑性淀粉改性聚氯乙烯100‑120重量份；无机非金属5‑15重量份；增塑剂0.8‑2重量份。通过热塑性淀粉改性聚氯乙烯、无机非金属材料、增塑剂作为原料，挤出成型后经流延成薄膜，薄膜可降解，降解后无污染残留，降解后可调节土壤，具有阻隔红外线辐射、具有吸附肥料异味的特殊功能；透气性强透水性高，二氧化碳气体的通过性高，可加强农作物的呼吸作用。

Masterbatch for improvement of smoothness and liquidity and film composition using the same

본 발명은 폴리올레핀 수지, 마그네슘 스테아레이트 및 기타 첨가제를 포함하는 흐름개선 마스터배치에 대한 것이다. 상기 마스터배치는 블로우 인플레이션 필름의 제조시 필름의 평활도를 4% 이내로 유지시키고 압출기 내에서의 수지의 유동성을 증가시켜 공정 효율을 높이는 효과가 있다. The present invention is directed to a flow enhancing master batch comprising a polyolefin resin, magnesium stearate and other additives. The masterbatch has the effect of increasing the process efficiency by increasing the fluidity of the resin in the extruder while maintaining the smoothness of the film within 4% in the production of the blown inflation film.

Processing method of high-strength toy plastic

本发明公开了一种高强度玩具塑料的加工方法，包括以下步骤：首先聚丙烯、烷基苯磺酸钠和水加入搅拌器中，混合搅拌均匀获得A相混合料，然后在A相混合料中添加石蜡油，接着添加C相辅料，C相辅料包含阴离子表面活性剂、非离子表面活性剂、高效净白去渍离子、缓冲剂和香料；接着添加磷酸盐、硅酸盐、元明粉、酶获得E相混合料；最后将混合料投放到注塑机中高温高压熔融挤出成型获得高性能塑料。通过在加工材料中添加C相辅料，可以同时提升塑料材料的发泡效果和硬化效果，不仅可以降低塑料产品的密度，降低产品的重量，而且可以提升塑料产品的硬度，提升了产品的强度，有利于延长产品的使用寿命。

TPV material and preparation method and application method thereof

本发明提供的一种TPV材料及其制备方法和应用方法，通过液态交联工艺和接枝硫化工艺制备得到，其原料按重量份计包括100份EPDM基体；50～150份矿物油；10～20份聚丙烯；15～25份聚烯烃弹性体(POE)和/或5～15份烯酸化合物改性EPDM；4～13份交联剂。从而通过改善TPV材料的配方并改进生产工艺，提高TPV材料的粘结牢固度，有效防止产品的开裂、拉断，从而适用于汽车密封条接角。

Bio-based polyurethane/polylactic acid alloy film blowing material and preparation method thereof

本发明涉及生物基聚氨酯/聚乳酸合金吹膜材料及其制备方法，所述生物基聚氨酯/聚乳酸合金吹膜材料首先由生物基聚氨酯和马来酸酐制得马来酸酐接枝物，然后将其加入到生物基聚氨酯与聚乳酸的共混物中反应得到吹膜材料。所得材料韧性好，耐撕裂强度高。用于制备该材料的方法操作简单、易于推广。

It is a kind of can degradable polyglycolic acid compound package material and preparation method thereof

本发明公开了一种可全降解的聚乙醇酸复合包装材料，由包括以下重量份数组分制成：聚乙醇酸、聚己内酯、聚(L‑丙交酯‑ε‑己内酯)、开口剂、爽滑剂、增韧剂、阻水剂、壳聚糖和增强纤维等材料制成。本发明还提供所述可全降解的聚乙醇酸复合包装材料的制备方法。本发明具有以下优点：具有良好的微生物降解性和水解性，完全生物降解材料分解后的最终形态是水和二氧化碳，对环境无污染；安全无毒，对动物及人体不存在潜在健康威胁；具有良好力学性能，充分满足包装材料的各种应用需求；在不影响力学性能的情况下，增加廉价且无环境污染的填料，有效的降低成本；制备工艺简单。

Fully-degradable polyglycolic acid composite packaging material and preparation method thereof

本发明公开了一种可全降解的聚乙醇酸复合包装材料，由包括以下重量份数组分制成：聚乙醇酸、聚己内酯、聚(L‑丙交酯‑ε‑己内酯)、开口剂、爽滑剂、增韧剂、阻水剂、壳聚糖和增强纤维等材料制成。本发明还提供所述可全降解的聚乙醇酸复合包装材料的制备方法。本发明具有以下优点：具有良好的微生物降解性和水解性，完全生物降解材料分解后的最终形态是水和二氧化碳，对环境无污染；安全无毒，对动物及人体不存在潜在健康威胁；具有良好力学性能，充分满足包装材料的各种应用需求；在不影响力学性能的情况下，增加廉价且无环境污染的填料，有效的降低成本；制备工艺简单。

Low-addition high-flame-retardance flame-retardant master batch and preparation method thereof

本发明涉及一种低添加量高阻燃性的阻燃母粒及其制备方法，阻燃母粒包括如下重量份的组分：LLDPE 1~10份、HIPS 2~15份、PPO 2~10、二乙基次膦酸铝25~40份、无卤磷酸酯类阻燃剂25~40份、分散剂0.3~5份和抗滴落助剂1~3份、成炭助剂1.5~5份和高阻火剂0.5~2份；所述分散剂包括如下重量份的组分：EBS分散剂0.05~1份、PETS分散剂0.05~1份、硬脂酸盐0.1~1.5份以及复合蜡0.1~1.5份；本申请以LLDPE、HIPS、PPO掺混形成混合主体，采用复配的分散剂，有助于将两种阻燃剂均匀分散在混合主体中，再结合成炭助剂、抗滴落助剂和高阻火剂，从而实现制备高阻燃性能的阻燃母粒，使用上述阻燃母粒时添加量较少，具有较优的使用性能。

Additive composition and process for using the same

An additive composition comprises a wax and a nucleating agent. The nucleating agent can be dispersed in the wax. A process for producing a nucleated polymer comprises the steps of (a) providing a reactor; (b) providing an additive composition comprising a wax and a nucleating agent; (c) providing an extruder; (d) reacting in the reactor a reactant mixture comprising an olefin monomer and hydrogen to produce a polyolefin polymer; (e) collecting and recovering the polyolefin polymer produced by the reaction; (f) conveying the polyolefin polymer to the extruder; (g) conveying the additive composition to the extruder; and (g) extruding the polyolefin polymer and the additive composition to produce a nucleated polymer composition.