Verfahren zur Herstellung von Estern mit geringem Restsäuregehalt aus „,ß-ethylenisch ungesättigten Carbonsäuren und Hydroxylgruppen-haltigen Polymerisaten

POLYFUNKTIONELL REAKTIVE POLYMERE STOFFE

VERZWEIGTER EPOXYFUNKTIONELLER POLYESTER

RADIATION CURABLE UNSATURATED MATERIAL AND PAINT BINDER CONTAINING IT

... 1382795 Coatings FORD MOTOR CO Ltd 3 Dec 1971 [21 Dec 1970 (10)] 56736/71 Heading B2E [Also in Division C3] Ethylenically unsaturated materials useful in radiation curable paint binders comprise (i) graded rubber particles comprising a cross linked elastomeric acrylic polymer core, an intermediate layer, arid an outer shell derived from an epoxy, hydroxy, carboxy or acyl halide-containing (meth)-acrylate compound and (ii) a plurality of ethylenically unsaturated components having an epoxy, hydroxy, carboxy or -acyl halide group, the particles (i) being linked to the unsaturated components (ii) by ester or urethane linkages. The graded rubber particles are described and claimed in Specification No. 1332070. Illustrated materials are those obtained by (a) reacting graded rubber particles containing epoxy groups (derived from glycidyl methacrylate) with methacrylic acid, (b) reacting graded rubber particles containing hydroxy groups (derived from hydroxy ethyl acrylate or methacrylate) with ...

ACRYLOYLGRUPPEN ABSTENTIONS, EMULSIVE ONES, STRAHLENHAERTBARE POLYESTERS, A PROCEDURE FOR YOUR PRODUCTION AND YOUR USE.

A PROCESS FOR PREPARING ESTERS OF ETHYLENICALLY UNSATURATED CARBOXYLIC ACIDS

The present invention relates to a process for preparing unsaturated esters by azeotropically esterifying a) monohydric or polyhydric alcohols or b) polyesters which contain at least two hydroxyl groups per molecule and are the reaction product of polyhydric alcohols with mono- or dibasis, saturated or aromatically unsaturated carboxylic acids, with ethylenically unsaturated carboxylic acids in the presence of an acid catal yst and subsequently reacting the acid catalyst and any unesterified carboxylic acid gro ups with ethylenically unsaturated monoepoxy compounds.

Use of unsaturated polyesters as radiation-curable binders, and process for their preparation

Photopolymerisable printing ink binder

Photopolymerisable printing ink binder consisting of product from reaction of polyepoxide/unsatd monocarboxylic acid, ...

폴리에스테르 수지의 제조 방법

본 발명은, 테레프탈산을 포함하는 디카르복실산 성분과 사이클로헥산디메탄올 및 기타 디올 화합물을 포함하는 디올 성분을 포함한 슬러리 혼합물에, 에틸렌 글리콜에 30중량% 이하로 용해된 3가 알코올을 첨가하여 반응물을 형성하는 단계; 상기 반응물을 에스테르화 반응시키는 단계; 및 상기 에스테르화 반응 생성물을 중축합 반응시키는 단계;를 포함하는 폴리에스테르 수지의 제조 방법에 관한 것이다. The present invention relates to a process for preparing a slurry mixture comprising a terephthalic acid-containing dicarboxylic acid component and a diol component containing cyclohexane dimethanol and other diol compounds by adding a trihydric alcohol dissolved in ethylene glycol in an amount of 30% ; Esterifying the reactant; And a step of subjecting the esterification reaction product to a polycondensation reaction.

Thermoplastic polyester elastomer resin foam molded article and method for producing same

POLYCARBOXYLIC ACID RESIN, POLYCARBOXYLIC ACID RESIN COMPOSITION, AND CURED ARTICLE OBTAINED THEREFROM

A polycarboxylic acid resin which is obtained by reacting (a) an epoxy resin having two glycidyl groups with (b), e.g., itaconic acid and (c) an ethylenic monocarboxylic acid to obtain (A) a linear addition polymer and reacting the linear addition polymer (A) with (d) a polybasic acid anhydride. The polycarboxylic acid resin can be easily dried in preliminary drying with heating and comes to have improved tack-free properties. It is excellent in photocurability and developability with aqueous alkali solutions. It gives a cured article excellent in physical properties including electrical properties, mechanical properties, heat resistance, solvent resistance, adhesion, and flexibility.

Radiation curable (meth)acrylated compounds

The present invention relates to a (meth)acrylated compound (A) prepared from: (i) a polyol constituent, (ii) a polyacid constituent and (iii) one or more (meth)acrylating compounds, wherein the polyol constituent comprises at least 30% by weight of one or more cyclic ether polyols, relative to the total weight of the polyol constituent, and wherein the compound (A) optionally further contains one or more moieties selected from the group consisting of (poly)caprolactone-containing moieties (ai), (poly)lactide- and/or (poly)glycolide-containing moieties (aii), moieties providing epoxide groups (aiii) and moieties providing alkylene oxide groups containing from 2 to 4 carbon atoms (aiv). The compounds of the invention are in particular suited for the making of radiation curable coating compositions and inks less prone to migration.

Process for coating a substrate with a radiation curable coating composition and a process for the preparation of such a composition

The invention relates to a process for coating a substrate with a radiation curable composition based on a vinyl monomer and a polyester resin built up from 5-65% by weight of an aliphatic monocarboxylic acid having 5-18 carbon atoms and containing an ethylenic unsaturation, caused by acryloyl and/or methacryloyl groups, of 0,2 to 7 equivalents of double bonds per kilogramme. The invention also relates to a process of preparing such a radiation curable coating composition.

Process for the preparation of esters of ethylenically unsaturated carboxylic acids and their use

Способ получения полиэфиров

POLYMERIZE-CASH INSATIATED CONNECTIONS, HARDENABLE COMPOSITIONS THESE CONNECTIONS CONTAINING AND YOUR HARDENING PRODUCTS

VERFAHREN ZUR HERSTELLUNG VON (METH)ACRYLSAEUREMODIFIZIERTENPOLYERSTERN

PROCEDURE FOR THE PRODUCTION OF BONDING AGENTS, IN PARTICULAR FOR RADIATIONHARDENABLE LACQUERS AND PRINTING INKS

(METH) - ACRYLOYLGRUPPEN CONTAINING DI AND POLYESTER, PROCEDURE FOR YOUR PRODUCTION AND YOUR USE.

RADIATION-HARDENABLE MASSES

PROCEDURE FOR THE PRODUCTION OF ESTERS ETHYLENISCH OF INSATIATED CARBONIC ACIDS AND THEIR USE

Sealant composition

A composition with improved adhesive and sealant properties comprises a) a pre-polymer comprising a polymeric unit of the general formula (-A-B-) ...

SALICYLIC ACID COPOLYMERS AND THEIR METAL SALTS, PRODUCTION PROCESS THEREOF, COLOR-DEVELOPING AGENTS COMPRISING METAL SALTS OF THE COPOLYMERS AND COLOR-DEVELOPING SHEETS EMPLOYINGTHE AGENTS

Disclosed herein are salicylic acid copolymers having a weight average molecular weight of 500 - 10,000 and obtained (a) by condensing salicylic acid (i) with a benzyl alcohol (ii) and/or benzyl ether (iii) or a benzyl halide (iv) in the presence of an acid catalyst or (b) by reacting a co-condensation resin of (i) and (ii) and/or (iii) with (iv) or (c) by reacting a co-condensation resin of (i) and (ii) and/or (iii) or (iv) with a styrene derivative in the presence of an acid catalyst; multivalent metal salts of the salicylic acid copolymers; color-developing agents comprising the multivalent metal salts; and color-developing sheets suited for pressure-sensitive copying paper and comprising the color-developing agents. Their production processes are also disclosed.

POLYMERIC NETWORKS

The present invention relates to polymeric networks, which are characterised by particular mechanical properties and which, furthermore, allow the control of thermal and mechanical properties by simple variation of the components.

A PROCESS FOR PREPARING ESTERS OF ETHYLENICALLY UNSATURATED CARBOXYLIC ACIDS

The present invention relates to a process for preparing unsaturated esters by azeo- tropically esterifying a) monohydric or polyhydric alcohols or b) polyesters which contain at least two hydroxyl groups per molecule and are the reaction product of polyhydric alcohols with mono- or dibasis, saturated or aromatically unsaturated carboxylic acids, with ethylenically unsaturated carboxylic acids in the presence of an acid catalyst and subsequently reacting the acid catalyst and any unesterified carboxylic acid groups with ethylenically unsaturated monoepoxy compounds.

Polyester resin for low-temperature cured powder paint and preparation method of polyester resin

PRODUCTION OF POLYESTERS

UNSATURATED POLYESTER RESIN HAVING HIGH ELONGATION AND HIGH RIGIDITY AND METHOD OF MANUFACTURING SAME

The present invention relates to a unsaturated polyester resin having high elongation and high rigidity and a method of producing the same and more specifically, to a unsaturated polyester resin having high elongation and high rigidity that is produced by reacting 10 to 40 parts by weight of diethylene glycol (DEG) and 5 to 20 parts by weight of neopentyl glycol (NPG) as polyhydric alcohols; 10 to 40 parts by weight of isophthalic acid (IPA) and 5 to 40 parts by weight of adipic acid as saturated basic acids; 5 to 30 parts by weight of maleic anhydride (MAn) as unsaturated basic acid; 30 to 50 parts by weight of a styrene monomer (SM); 0.1 to 0.5 parts by weight of a catalyst with respect to 100 parts by weight of isophthalic acid (IPA); 0.01 to 0.05 parts by weight of a polymerization inhibitor; and 0.1 to 0.5 parts by weight of a cobalt-based curing accelerator, and a method of producing the same. The unsaturated polyester resin having high elongation and high rigidity according to the ...

Radiation curable (meth) acrylated compounds

SEALANT COMPOSITION

A composition with improved adhesive and sealant properties comprises a) a pre-polymer comprising a polymeric unit of the general formula (-A-B-)n, wherein A represents a substituted or un-substituted ester, B represents a substituted or un-substituted acid ester comprising at least two acid ester functionalities, and n represents an integer greater than 1; wherein the content of grafted anhydride in the composition is less than 0.05mol/mol of polyacid.

PRODUCTION OF ESTER WITH LOW RESIDUAL ACID CONTENT FROM ALPHA,BETA-MONOETHYLENICALLY UNSATURATED 3-6C MONOCARBOXYLIC AND DICARBOXYLIC ACIDS AND HYDROXYLATED POLYCONDENSATE

PROBLEM TO BE SOLVED: To provide a simple process for producing an ester of α,β- monoethylenically unsad. mono- and dicarboxylic acids and a hydroxylated polycondensate. SOLUTION: An ester E having a low residual acid content is produced from α,β-monoethylenically unsatd. 3-6C mono- and dicarboxylic acids S and a hydroxylated polycondensate P by reacting the acids S with the polycondensate P or a monomer component and/or an oligomer component and/or a polymer component for producing the polycondensate P in the presence or absence of a solvent and/or an esterification catalyst and/or other additives while removing water formed by the reaction and then removing unreacted acids S by distillation. In the step of distillation, water is added to distillate the acids S. COPYRIGHT: (C)1998,JPO ...

Способ получения алкидной смолы

Polycarboxylic acid resin, polycarboxylic acid resin composition, and cured article obtained therefrom

Manufacture of copolymers

Copolymers are prepared by heating up to not higher than 120 DEG C. a soluble saturated polyester obtained from a polybasic saturated carboxylic acid and a polyhydric saturated alcohol, said polyester having free hydroxyl groups, and an unsaturated compound which is an anhydride of an unsaturated carboxylic acid, an ester of a dihydric alcohol and an unsaturated carboxylic acid, a linear polyester of maleic acid, hexahydro-1.3.5-triacrylyl-s-triazine, or the reaction product of 1 mol. of a di-isocyanate and 1 mol. of acrylic acid, having at least one reactive >C = C< group, and reacting the resulting addition product, in the presence of a polymerization catalyst, with a monomeric polymerizable vinyl compound which is styrene or an ester of acrylic acid, vinyl acetate or a mixture of any of these with an ester of a polybasic carboxylic acid and an unsaturated monohydric alcohol, such as diallyl phthalate or adipate. The saturated polyester may be obtained from adipic, phthalic, malonic, ...

PROCEDURE FOR THE PRODUCTION OF (METH) ACRYLSAEUREMODIFIZIERTENPOLYERSTERN

BIOCOMPATIBLE POLYMER NETWORKS

PROCEDURE FOR THE PRODUCTION OF BONDING AGENTS, IN PARTICULAR FOR STRAHLENHAERTBARE LACQUERS AND PRINTING INKS

PROCEDURE FOR THE PRODUCTION OF RADIATION-HARDENABLE ACRYLATES AND BY THE PROCEDURE AVAILABLE ACRYLATES

RADIATION-HARDENABLE COMPOSITIONS

AUTOXIDISABLE MATERIALS

Branched epoxide functional polyester

RADIATION CURABLE (METH)ACRYLATED COMPOUNDS

The present invention relates to a (meth)acrylated compound (A) prepared from: (i) a polyol constituent, (ii) a polyacid constituent and (iii) one or more (meth)acrylating compounds, wherein the polyol constituent comprises at least 30 % by weight of one or more cyclic ether polyols, relative to the total weight of the polyol constituent, and wherein the compound (A) optionally further contains one or more moieties selected from the group consisting of (poly)caprolactone-containing moieties (ai), (poly)lactide- and/or (poly)glycolide-containing moieties (aii), moieties providing epoxide groups (aiii) and moieties providing alkylene oxide groups containing from 2 to 4 carbon atoms (aiv). The compounds of the invention are in particular suited for the making of radiation curable coating compositions and inks less prone to migration.

A high resistance to scratching, fast curing UV polyester acrylate and its preparation method

SETTING BINDERS BY RADIATION AND PROCESS FOR THEIR MANUFACTURE

New copolymers in réticulés blocks containing of the polyvinyl blocks and their preparation by polymerization in emulsion

RESIN, COMPOSITION AND USE

There is described a low VOC, unsaturated alkyd resin obtained by reacting (A) to (E): (A) optionally from 0 to 30% w/w naturally occurring Rosin, comprising from 40 to 80 w/w parts per hundred of Rosin of an unsaturated mono carboxylic acid with at least one C 15-25 cyclohydrocarbo moiety capable of a Diels Alder or Ene reaction (pref monoacids being abietic acid, palustric acid, levopimaric acid, sandaracopimaric acid, and/or anhydrides thereof); (B) from 25 to 80% w/w of a linear C 12-60 hydrocarbo carboxylic acid with at least one (preferably at least two conjugated) C=C bonds (=unsaturated fatty acid); (C) optionally from 1 to 30% w/w of an ethylenically unsaturated C 5-6 hydrocarbo dicarboxylic acid and/or anhydride thereof, being reactive as a dienophile and/or enophile with A and/or B (pref C are itaconic acid, citraconic acid and/or anhydrides thereof); (D) from 1 to 40% w/w of at least one polyol; (E) optionally at least one monomer other than A to D - the total of A to E being 100%.. There is a further optional step (II) where more or new (C) may be blended with the alkyd resin; the amount of C in blend being from 1 to 30 parts w/w of 100 parts of monomers (A) to (E) - and where (C) is at least used as a monomer and/or as a diluent in the blend and where alkyd resin (i) has acid value of < 50 KOH / g of alkyd; (ii) Mn of >= 1200 g/mol (iii) oil length < 80; (iv) optionally biorenewable content >= 50%.

UNSATURATED POLYESTER AND EPOXY-FUNCTIONAL GRADED-RUBBER PAINT AND PROCESS II

Curable coatings of oligomeric condensation products

The present invention relates to curable coatings comprising oligomeric condensation products of aromatic tri- or tetracarboxylic acids and dihydroxyalkyl (meth)acrylates.

Resin binders and process for preparing them

An unsaturated polyester suitable as a binder which comprises a reaction product of (A) an acid component comprising one or a mixture of alpha , beta -mono-olefinically unsaturated dicarboxylic acids or polycarboxylic acids free from polymerizable carbon-carbon multiple bonds or functional derivatives thereof, (B) a polyhydric alcohol, (C) a polycyclic compound containing a norbornane ring system and having one or more identical substituents selected from carboxyl, hydroxy and amino groups, and (D) an acrylic compound which is capable of condensing with at least one of components (A) to (C), i.e. a hydroxyalkyl ester of acrylic or methacrylic acid having up to 3 carbon atoms in the hydroxyalkyl groups, or -alkylol-acryl- or methacrylamides containing up to 4 carbon atoms in the alkylol group or mixtures thereof and a process of their preparation.

Radiation curable (meth)acrylated compounds

The present invention relates to a (meth)acrylated compound (A) prepared from: (i) a polyol constituent, (ii) a polyacid constituent and (iii) one or more (meth)acrylating compounds, wherein the polyol constituent comprises at least 30 % by weight of one or more cyclic ether polyols, relative to the total weight of the polyol constituent, and wherein the compound (A) optionally further contains one or more moieties selected from the group consisting of (poly)caprolactone-containing moieties (ai), (poly)lactide- and/or (poly)glycolide-containing moieties (aii), moieties providing epoxide groups (aiii) and moieties providing alkylene oxide groups containing from 2 to 4 carbon atoms (aiv). The compounds of the invention are in particular suited for the making of radiation curable coating compositions and inks less prone to migration.

COMPOSITION INCLUDING UNSATURATED POLYESTER RESIN, EPOXY RESIN, AND PHOTOINITIATOR AND METHOD OF USING THE SAME

PRODUCTION OF RADIATION-CURABLE ACRYLATE

PURPOSE: To obtain the subject acrylate with improved storage stability by reacting a hydroxyl compound with acrylic acid or methacrylic acid in step 1 and reacting the obtained reaction product with an epoxide compound in the presence of a catalyst being a specified quaternary ammonium compound or phosphonium compound in step 2. CONSTITUTION: The hydroxyl compound is desirably a saturated polyester or polyether having 2-6 free hydroxyl groups and a molecular weight of 100-4,000. The catalyst used is a quaternary ammonium or phosphonium compound represented by formula I or II (wherein XO is a counter ion; and R1 to R4 are undependent of each other and are each a 1-18C alkyl which may be substituted with 1 or 2 phenyls or a 6-12C aryl which may be substituted with 1 or 2 1-6C alkyls). In step, 0.7-1.3 equivalents of (meth)acrylic acid is used per equivalent of the hydroxyl compound. In step 2, the epoxide compound is desirably one having 2 or 3 epoxide groups in the molecule. COPYRIGHT: ...

ACRYLOYLGRUPPEN ENTHALTENDE, EMULGIERBARE, STRAHLENHAERTBARE POLYESTER, EIN VERFAHREN ZU IHRER HERSTELLUNG UND IHRE VERWENDUNG

Verfahren zur Herstellung von Polyester-Diacrylaten

A polyester/polyurethane/vinyl dioxolane based coating composition useful for manual coating of steel plates or zinc phosphated/electrocoated and primed steel plates contains cobalt

A polyester/polyurethane coating composition devoid of volatile organic components containing : (a) at least one polyester-prepolymer, (b) at least one polyurethane prepolymer, and (c) at least one catalysts for initiating polymerisation of the polyester/prepolymer and polyurethane/prepolymer for production of the coating is new. A polyester/polyurethane coating composition devoid of volatile organic components contains: (a) at least one polyester-prepolymer, which is the reaction product from : (i) at least one substituted vinyldioxolane monomer of formula (I) (ii) at least one polycarboxylic acid ester, (b) at least one polyurethane prepolymer, which is the reaction product of (i) at least one substituted vinyldioxolane monomer of formula (II) (ii) at least one isocyanate or polyisocyanate of formula (III) (c) at least one catalysts for initiating polymerisation of the polyester/prepolymer and polyurethane / prepolymer for production of the coating. R6(NCO)p (III) OCNR9HNC(O)-O-R8-OC( ...

Verfahren zur Herstellung von strahlungshärtbaren Acrylaten

BRANCHED EPOXYFUNKTIONELLER POLYESTER

BRANCHED ALKENYL-FUNCTIONAL POLYESTER

VERFAHREN ZUR HERSTELLUNG VON BINDEMITTELN, INSBESONDERE FUER STRAHLENHAERTBARE LACKE UND DRUCKFARBEN

PROCEDURE FOR THE PRODUCTION OF (METH) ACRYLSAEUREMODIFIZIERTENPOLYERSTERN

GRADED RUBBER-COMPRISING ELECTRON-CURABLE PAINTS

GRADED RUBBER-COMPRISING ELECTRON-CURABLE PAINTS

PRODUCTION OF POLYESTERS

PHOTOCURABLE RESIN COMPOSITION

CROSSLINKABLE AROMATIC POLYESTER

A crosslinkable aromatic polyester that is formed by polymerizing certain precursor monomers in the presence of a biaromatic alkynyl crosslinking agent is provided. The crosslinkable aromatic polyester can have a relatively high melting temperature. For example, the melting temperature of the crosslinkable polyester may be from about 200°C to about 370°C. While having a relatively high melting temperature, the crosslinkable polyester can maintain a relatively low melt viscosity so that it can be readily removed from the polymerization reactor without solidifying therein.

A COATING COMPOSITION

An auto-oxidisable coating composition comprising: (a) a modified alkyd resin, wherein the modified alkyd resin comprises the reaction product of reactants comprising: i. a polybasic acid or anhydride thereof; ii. a polyhydric alcohol; iii. an unsaturated fatty acid or oil; and iv. an unsaturated conjugated monocarboxylic acid having up to 10 carbon atoms; and (b) a primary drying agent comprising a metal selected from the group comprising manganese, vanadium and iron, and mixtures thereof, wherein the primary drying agent is substantially free of cobalt.

Modified polyamide acrylate oligomers

A liquid resin, which is the Michael addition product of an amine-terminated aminoamide thermoplastic polymer with one or more polyol ester compounds having at least one (meth)acrylate group, wherein the amine-terminated aminoamide thermoplastic polymer contains a bisphenol or novolac segment to provide increased hardness and improved flow of radiation-curable compositions incorporating such resins, methods of printing using such compositions and articles printed with such compositions.

RADIATION-CURED SUBSTANCES

(METH)ACRYLOYLGRUPPEN ENTHALTENDE POLYESTER UND IHRE VERWENDUNG

BIOKOMPATIBLE POLYMERNETZWERKE

Polycarboxylic acid resins, their compositions, and their cured products

GRADED RUBBER-COMPRISING ELECTRON-CURABLE PAINTS

SEALANT COMPOSITION

A composition with improved adhesive and sealant properties comprises a) a pre-polymer comprising a polymeric unit of the general formula (-A-B-)n, wherein A represents a substituted or un-substituted ester, B represents a substituted or un-substituted acid ester comprising at least two acid ester functionalities, and n represents an integer greater than 1; wherein the content of grafted anhydride in the composition is less than 0.05mol/mol of polyacid.

Coating compsn prepd. from a polyhydroxy cpd. - by (trans)esterification with a maleimido-benzoic acid deriv

The compsn. is prepd by the (trans)esterification of a polyhydroxyl cpd. with a meta-or para-maleimido-benzoic acid or functional deriv. contg. >=2 gps. of formula (I): The polyhydroxyl cpd is pref. of mol. wt >=200 e.g. poly(oxyalkylene) glycol or a hydroxyl-terminated polyester prepd from a polyalcohol and a dicarboxylic cpd. The compsn is hardened by irradiation and is pref. used for coating substrates e.g. wood, metal, plastics, glass, bitumen and cement.

PHOTOCURABLE RESIN COMPOSITION

PEINTURES DURCISSABLES PAR ELECTRONS A BASE DE PARTICULES DE CAOUTCHOUCAMELIORE

SHAPE-MEMORY POLYMERS AND METHODS OF MAKING AND USE THEREOF

Described are shape-memory polymers that have a branched or telechelic prepolymer having a low polydispersity crosslinked with a stoichiometric amount of a multifunctional crosslinker. Also described are methods of making shape-memory polymers by crosslinking a stoichiometric amount of a multifunctional crosslinker with a branched or telechelic prepolymer having a low polydispersity. Methods of measuring the energy storage capacity of a shape-memory polymer are also disclosed.

BRANCHED EPOXIDE FUNCTIONAL POLYESTER

A branched epoxide functional polyester composed of a prepolymer having at least one carboxyl group and at least three hydroxyl groups, which is made epoxide functional by reaction between at least one of said hydroxyl groups in the prepolymer and at least one haloalkyl oxirane or by addition of at least one unsaturated compound having at least one oxidizable unsaturation, which unsaturation by employing at least one oxidizing agent is epoxidized before or after said addition. The prepolymer is a condensation product obtained by condensing at least one monomer selected from the group consisting of di, tri or polyhydroxyfunctional monocarboxylic acids having 2-18 carbon atoms optionally followed by further chain extension by addition of at least one monohydroxyfunctional monocarboxylic acid or corresponding lactone having 2-24 carbon atoms.

EPOXY RESIN AND GRADED ACRYLIC RUBBER-URETHANE-ACRYLATE PAINT AND PAINTING PROCESS

Diester and polyester containing (meth)acrylic groups, process for their production and their use

Die Erfindung betrifft (Meth)-Acryloylgruppen enthal tende Di- und Polyester aus cokondensierten Einheiten von (A) 10 bis 80 Gew.-% oxalkyliertem Buten-2-diol-1,4 mit ein bem Oxalkylierungsgrad von 1 bis 4, (B) 0 bis 60 Gew,-% mindestens einer gesättigten oder aromatischen oder ethylenisch ungesättigten Dicarbonsäure oder deren Anhyd rid, (C) 0 bis 60 Gew.-% mindestens eines zwei- oder dreiwer tigen gesättigten Alkohols oder dessen Oxalkylierungs produkt mit einem Oxalkylierungsgrad von 1 bis 4 im Falle des zweiwertigen Alkohols bzw. einem Oxalkylierungsgrad von 2 bis 6 im Falle des dreiwertigen Alkohols, und (D) 10 bis 60 Gew,-% Acrylsäure, methacrylsäure oder deren Mischungen, sowie ein Verfahren zu ihrer Herstellung und ihre Verwen dung.

METAL POWDER COMPOSITION COMPRISING A BINDER

The invention relates to a powder metallurgical composition for making compacted parts, comprising an iron or iron-based powder and a binder comprising a drying oil, wherein the drying oil comprises an ester of conjugated fatty acid and a polyol.

РАДИАЦИОННООТВЕРЖДАЕМЫЕ КОМПОЗИЦИИ

Изобретение относится к радиационноотверждаемым композициям для покрытий на рулоны. Композиция содержит радиационноотверждаемый олигомер, имеющий температуру стеклования ТG и/или температуру плавления Тm менее 30°С. Радиационноотверждаемый олигомер получают в результате реакции одного или более карбоксильных функциональных сложных полиэфиров с одним или более модифицированных (мет)акриловым соединением моноэпоксидов и/или одним или более полиэпоксидов и одной или более α, β-ненасыщенных карбоновых кислот. Технический результат - получение композиций для покрытий, имеющих хорошую стойкость к химическому воздействию, к действию растворителей, стойкость к царапанию и твердость поверхности вместе с улучшенной гибкостью, адгезией и стойкостью к царапанию при сгибании и быстрой деформации, улучшенную коррозионную стойкость, а также улучшенную термостойкость и хорошие электроизоляционные свойства. 3 н. и 9 з.п. ф-лы, 2 табл.

Verfahren zur Herstellung von Estern ethylenisch ungesättigter Carbonsäuren und deren Verwendung

Kristalline Harze für Toner

Ein kristallines Harz für Toner, das ein Verbundharz, umfassend:eine auf Polykondensation basierende Harzkomponente, die durch Polykondensieren einer Alkoholkomponente, die ein aliphatisches Diol mit 2 bis 10 Kohlenstoffatomen enthält, mit einer Carbonsäurekomponente, die eine aromatische Dicarbonsäure enthält,erhalten wird, und eine auf Styrol basierende Harzkomponente, umfasst, wobei die Alkoholkomponente das aliphatische Diol mit 2 bis 10 Kohlenstoffatomen in einer Menge von 70 mol% oder mehr enthält,die Carbonsäurekomponente die aromatische Dicarbonsäure in einer Menge von 70 bis 100 mol% enthält,das kristalline Harz einen Wert von Erweichungspunkt/Temperatur des maximalen endothermen Peaks von 0,6 bis 1,4 aufweist, unddas Verbundharz ein Harz ist, das erhältlich ist durch Polymerisieren (a) von Rohmonomeren der auf Polykondensation basierenden Harzkomponente, die die Alkoholkomponente, die das aliphatische Diol mit 2 bis 10 Kohlenstoffatomen enthält,und die Carbonsäurekomponente, die ...

SALICYLIC ACID COPOLYMERS AND THEIR METAL SALTS, PRODUCTION PROCESS THEREOF, COLOR-DEVELOPING AGENTS COMPRISING METAL SALTS OF THE COPOLYMERS AND COLOR-DEVELOPING SHEETS EMPLOYING THE AGENTS

SALICYLIC ACID COPOLYMERS AND THEIR METAL SALTS, PRODUCTION PROCESS THEREOF, COLOR-DEVELOPING AGENTS COMPRISING METAL SALTS OF THE COPOLYMERS AND COLOR-DEVELOPING SHEETS EMPLOYING THE AGENTS

COATING COMPOSITIONS

PREPARATION OF RADIATION-CURABLE ACRYLATES

Radiation-curable acrylates are prepared by a process in which the hydroxy compound is reacted with acrylic acid or methacrylic acid in a first stage and, in a second stage, the reaction product of the first stage is reacted with an epoxide compound in the presence of, as a catalyst, a quaternary ammonium or phosphonium compound of the general formula X? I or X? II where X? is an opposite ion and R1 to R4 independently of one another are each C1-C18-alkyl which may be substituted by one or two phenyl groups or are each C6-C12-aryl which may be substituted by one or two C1-C6-alkyl groups.

Radiation curable compositions

Radiation curable compositions comprising at least one radiation curable oligomer obtained from the reaction of one or more carboxyl functional polyester (a) having a glass transition temperature TG and/or melting temperature Tm of less than 30 DEG C., with (b1) one or more (meth) acrylated mono-epoxide, and/or (b2) one or more polyepoxide and one or more alpha, beta unsaturated carboxylic acid.

ALIPHATIC-AROMATIC COPOLYESTER, PREPARATION METHOD AND APPLICATIONS THEREOF

An aliphatic-aromatic copolyester, preparation method and applications thereof are disclosed. The polymer monomers of the copolyester comprise: (1) one or more of aliphatic diacids, cycloalkyl diacids or their esters, anhydrides and acyl halide compounds; (2) one or more of aromatic diacids or their esters, anhydrides and acyl halide compounds; (3) one or more of compounds with two aminos, mercaptos or hydroxy functional groups at the same time or their derivatives with epoxy group, nitrogen-containing heterocycle or sulfur-containing heterocycle; and (4) one or more of unsaturated acids ortheir esters, anhydrides or acyl halides with at least one of double bond of C-C, C-O, C-N or C-S or triple bond of C-C or C-N, or unsaturated alcohols or their epoxide compounds with at least one of double bond of C-C or triple bond of C-C. The aliphatic-aromatic copolyester is obtained by mixing above polymer monomers, carrying out esterification and condensation polymerization, then carrying out polymerization ...

VINYL-CONTAINING COMPOUNDS AND PROCESSES FOR MAKING THE SAME

The present invention provides a process for forming vinyl-containing compounds including the steps of: a) reacting in a nitrogen atmosphere a dicarboxylic acid and/or anhydride and a functional mono or polyfunctional alcohol to provide a hydroxyl-containing polyester; b) reacting the hydroxyl-containing polyester with a vinyl-containing organic acid in the presence of an esterification catalyst, a polymerization inhibitor and an azeotropic agent; and c) reacting the vinyl functional esterified intermediate, residual esterification catalyst and residual vinyl-containing organic acid with an epoxy to provide the vinyl-containing compound.

COMPOSITION INCLUDING UNSATURATED POLYESTER RESIN, EPOXY RESIN, AND PHOTOINITIATOR AND METHOD OF USING THE SAME

The composition includes a polyester resin comprising at least one α,β-unsaturated ester group, an epoxy resin, a compound comprising at least one hydroxyl group; and a photoinitiator that generates acid on exposure to actinic radiation. A method of repairing a damaged surface using the composition is also described.

BIOCOMPATIBLE POLYMER NETWORKS

Functionalized prepolymers and biocompatible polymer networks are disclosed, especially biodegradable polymer networks obtainable by polymerization of the functionalized prepolymers by the example ultraviolet (UV), redox, and/or heat radical polymerization. Functionalized prepolymers (macromers) are obtainable by reaction of a prepolymer comprising at least one alcohol, amine, and/or sulfhydril group, with an unsaturated mono-esterified dicarbonic acid, especially fumanic acid mono-ethyl ester.

Acrylated norbornane modified unsaturated polyester - esp. useful as quick drying UV curing printing ink binder

Unsatd. polyester based binders are made by (1) in a first stage, reacting (a) >=1 single olefinically unsatd. dicarboxylic acid which is free from polymerisable aliphatic multiple bonds; (I); (b) >=1 polyhydric alcohol (II) and (c) >=1 polycyclic norbornane ring cpd. (III) with >=1 functional COOH, OH or amino gp., and (2) in a second stage, reacting the prod. with (d) >=1 condensable acrylic cpd. (IV). The modified acrylated polyesters are esp. useful as binders for UV-curable printing inks. The norbornane ring modification gives prods. with improved processability and improved storage stability in pigmented form. The binders have good pigment wetting characteristics, fast cure times and low viscosity and thus give fast drying high gloss prints with freedom from 'picking' (sticking of paper to the printing rollers).

Salicylsäurecopolymere und die Metallsalze, Herstellungsverfahren, Farbeentwickler mit diesen Copolymer-Metallsalzen und Aufzeichnungsschichten damit

Sealant composition

A composition with improved adhesive and sealant properties comprises a) a pre-polymer comprising a polymeric unit of the general formula (-A-B-) ...

GRADED RUBBER-COMPRISING ELECTRON-CURABLE PAINTS

Environment-friendly type solvent-free impregnating resin and preparing method thereof

New polyglycerol esters and their use

The present invention relates to polyglycerol partial esters of linear, unsubstituted carboxylic acids and bifunctional carboxylic acids with the provisos that the polyglycerol partial ester comprises an HLB-value from 2 to 10 and that the polyglycerol obtained by hydrolysis or alcoholysis of the polyglycerol partial ester comprises an average degree of polymerization of from 2 to 8 and at least 1% of the polyglycerol comprises cyclic structures. The present invention also relates to the preparation thereof and their use in fabric and textile care products.

PROCESS FOR PREPARING POLYESTER RESINS FROM POLYETHYLENE TEREPHTHALATE AND ENERGY CURABLE COATING COMPOSITIONS

The present invention is directed to polyester resins which are prepared by depolymerizing virgin, scrap, recycled or reclaimed polyethylene terephthalate (PET) via an alcoholysis reaction with one or more polyhydric alcohols to form a depolymerization product and esterifying the depolymerization product with one or more polybasic carboxylic acids and/or anhydrides and optionally polyhydric alcohol to form a polyester polyol. The polyester may then be acrylated with acrylic acid to form a polyester acrylate resin. The polyester resins are then used in energy curable coating compositions or inks and in particular, the polyester acrylate resin is suitably used as a reactive binder/oligomer. 1. A process for preparing a polyester acrylate resin having a number average molecular weight of at least 800 Da comprising:(a) reacting polyethylene terephthalate (PET) with one or more polyhydric alcohols to provide a depolymerization product;(b) reacting the depolymerization product with a polybasic carboxylic acid and/or anhydride and optionally a polyhydric alcohol to form a polyester polyol; and(c) reacting the polyester polyol with acrylic acid to provide a polyester acrylate resin.2. A process according to wherein the PET in step (a) is derived from waste material generated in the production of PET or the production of PET molded articles or is derived from waste PET molded articles.3. (canceled)4. A process according to wherein the polyhydric alcohol is neopentyl glycol and/or trimethylolpropane.5. A process according to wherein the wt % ratio of PET to polyhydric alcohol in step (a) is between 20:1 to 1:10.6. A process according to wherein a catalyst is used in step (a) to promote the depolymerization reaction.7. A process according to wherein the catalyst is tetraisopropyltitanate or titanium(IV) butoxide.8. A process according to wherein the amount of the catalyst is between 0.01 to 2.50 wt % based on the total weight of reaction mixture.9. A process according to ...

Dispersing resins

The present invention relates to innovative dispersing resins, to their preparation and to their use for dispersing solids.

DESIGN OF A CONDUIT FOR PERIPHERAL NERVE REPLACEMENT

A biphasic material and devices comprising the same are provided for the development of conductive conduits that may be used for the treatment of peripheral nerve injury. These devices or conduits are designed such that repeated electric field gradients can be initiated to promote neurite and axonal outgrowth. Conducting conduits using doped synthetic and/or natural polymers create specifically patterned high and low conducting segmented materials, which are mechanically used to produce the electrical properties needed for nerve conduits. These electrical properties stimulate neurite outgrowth and axonal repair following a peripheral nerve transection. 1. A biphasic material comprising:a. a first polymer component doped with a non-metal component, which increases the conductivity of the first polymer component, andb. a second polymer component.2. The biphasic material of claim 1 , wherein the first polymer component comprises a bioabsorbable polymer.3. The biphasic material of claim 1 , wherein the first polymer component comprises poly glycerol sebacate claim 1 , an esterified polyglycerol sebacate claim 1 , glycolic acid claim 1 , polydiolcitrate claim 1 , poly(ester-urethane)urea claim 1 , polycaprolactone claim 1 , hydroxyapatite claim 1 , hyaluronic acid claim 1 , alginate claim 1 , collagen claim 1 , elastin claim 1 , vimentin claim 1 , laminin claim 1 , fibrin claim 1 , melanin claim 1 , gum arabic claim 1 , polycaprolactonefumarate claim 1 , poly(octane diol) citrate claim 1 , lactic acid claim 1 , or combinations thereof.4. The biphasic material of claim 3 , wherein the esterified polyglycerol sebacate is acrylated polyglycerol sebacate.5. The biphasic material of claim 1 , wherein the second polymer component comprises a bioabsorbable polymer.6. The biphasic material of claim 1 , wherein the second polymer component comprises poly glycerol sebacate claim 1 , an esterified polyglycerol sebacate claim 1 , glycolic acid claim 1 , polydiolcitrate claim 1 , ...

NON-SULFONATED POLYESTER ACRYLATES AND COATINGS EMPLOYING SAME

A process for emulsion polymerization is provided wherein a non-sulfonated polyester as a protective colloid in the process is provided. The non-sulfonated polyester may be an ethoxylated polyester. A product made by such process and a coating containing the product is also provided.

Good weathering, uv-resistant unsaturated polyester resin comprising fumaric acid

The invention relates to an unsaturated polyester resin comprising fumaric acid and optional end-capping with an ethylenically unsaturated moiety, which is useful for the preparation of engineered stone. The unsaturated polyester resin can be further processed to obtain a formable composition which can be cured to finally yield engineered stone as composite material. The thus obtained engineered stone shows a high resistance to UV- and sunlight as well as to weathering. The invention also relates to a method for the preparation of engineered stone as well as to the use of the unsaturated polyester resin for the preparation of engineered stone.

SEALANT COMPOSITION

A composition with improved adhesive and sealant properties comprises a) a pre-polymer comprising a polymeric unit of the general formula (-A-B-), wherein A represents a substituted or un-substituted ester, B represents a substituted or un-substituted acid ester comprising at least two acid ester functionalities, and n represents an integer greater than 1; wherein the content of grafted anhydride in the composition is less than 0.05 mol/mol of polyacid. 122-. (canceled)23. A composition , comprising a pre-polymer comprising a polymeric unit of the general formula (-A-B-) , wherein A represents a substituted or un-substituted ester , B represents a substituted or un-substituted acid ester comprising at least two acid ester functionalities , and n represents an integer greater than 1 , wherein the composition has a grafted anhydride content of less than about 0.05 mol/mol of polyacid.24. The composition according to claim 23 , wherein the composition comprises no grafted anhydride.26. The composition according to claim 25 , wherein p is an integer from 4-10.27. The composition according to claim 26 , wherein p=8.29. The composition according to claim 23 , wherein the pre-polymer has a degree of activation between about 0.25 and about 0.8 mol/mol of polyacid.30. The composition according to claim 29 , wherein the pre-polymer has a degree of activation of about 0.5 mol/mol of polyacid.31. The composition according to claim 23 , further comprising a photo-initiator.32. The composition according to claim 31 , wherein the composition when cured with light in the presence of the photo-initiator has a 900 pull off strength greater than about 0.3 N/cm.33. The composition according to claim 32 , wherein the composition has a 90° pull off strength of about 0.5 N/cm.34. The composition according to claim 31 , wherein the composition when cured with light in the presence of the photo-initiator has a burst performance of greater than about 80 mmHg.35. The composition according to ...

POLYESTER COATING COMPOSITIONS CONTAINING POLYMERS DERIVED FROM CYCLIC CARBONATES

A coating composition is provided that includes (a) a polyester polymer derived by esterifying an aryloxy ether polyol (e.g., an aryloxy ether diol) derived from reaction between a polyhydric phenol or a polyphenol and a non-hydroxyl functional cyclic carbonate, or from reaction between a monophenol and a hydroxyl functional cyclic carbonate; (b) a crosslinker and (c) an optional catalyst. 136-. (canceled)37. A coating composition comprising: (i) a polyhydric phenol or a polyphenol and a non-hydroxyl functional cyclic carbonate, or', '(ii) a monophenol and a hydroxyl functional cyclic carbonate;, '(a) a polyester polymer derived by esterifying an aryloxy ether polyol derived from reaction between(b) a crosslinker and(c) an optional catalyst.41. A coating composition according to claim 37 , wherein the aryloxy ether polyol is derived from a polyhydric phenol or a polyphenol comprising catechol claim 37 , a substituted catechol claim 37 , hydroquinone claim 37 , a substituted hydroquinone claim 37 , resorcinol claim 37 , a substituted resorcinol claim 37 , 4 claim 37 ,4′ claim 37 , methylenebis(2 claim 37 ,6-dimethylphenol) claim 37 , 2 claim 37 ,2′-methylenebis(6-tert-butyl-4-methylphenol) claim 37 , 4 claim 37 ,4′-methylenebis(2 claim 37 ,6-di-tert-butylphenol) claim 37 , 4 claim 37 ,4′-butylidenebis[2-tert-butyl-5-methylphenol] claim 37 , spirobiindane bisphenol claim 37 , bis-(hydroxy phenyl)-N-phenyl isoindolinone or mixture thereof.43. A coating composition according to claim 37 , wherein the aryloxy ether polyol is derived from a polyhydric phenol or polyphenol having low estrogenicity.44. A coating composition according to claim 37 , wherein the cyclic carbonate comprises ethylene carbonate claim 37 , propylene carbonate claim 37 , butylene carbonate or glycerine carbonate.45. A coating composition according to claim 37 , wherein the polyester polymer is derived from:a) maleic acid, fumaric acid, succinic acid, adipic acid, phthalic acid, tetrahydrophthalic ...

Vinyl-containing compounds with high heat distortion

A process for forming a thermosetting resin in a nitrogen atmosphere is provided. The process includes the steps of a) reacting a polycarboxylic acid and/or anhydride and a polyhydric alcohol to provide a hydroxyl-containing intermediate; b) reacting the hydroxyl-containing intermediate with a vinyl-containing organic acid or vinyl containing alkyl ester in the presence of an esterification catalyst, a polymerization inhibitor and an azeotropic agent; and c) reacting any residual vinyl-containing organic acid and residual esterification catalyst with an epoxide.

POLYESTER COATING COMPOSITIONS CONTAINING POLYMERS DERIVED FROM CYCLIC CARBONATES

A coating composition is provided that includes (a) a polyester polymer derived by esterifying an aryloxy ether polyol (e.g., an aryloxy ether diol) derived from reaction between a polyhydric phenol or a polyphenol and a non-hydroxyl functional cyclic carbonate, or from reaction between a monophenol and a hydroxyl functional cyclic carbonate; (b) a crosslinker and (c) an optional catalyst. 136-. (canceled)37. A food or beverage container or portion thereof comprising:a metal substrate; and [ (i) a non-hydroxyl functional cyclic carbonate and at least one of a polyhydric phenol or a polyphenol, or', '(ii) a monophenol and a hydroxyl functional cyclic carbonate;, '(a) a polyester polymer prepared by esterifying an aryloxy ether polyol, the aryloxy ether polyol derived from reactants including, '(b) an optional crosslinker; and', '(c) an optional catalyst., 'a coating on at least a portion of the metal substrate, wherein the coating is formed from a coating composition comprising40. The food or beverage container according to claim 39 , wherein x is not zero.41. The food or beverage container according to claim 39 , wherein Ris an organic group having an atomic weight of at least 15 Daltons.42. The food or beverage container according to claim 39 , wherein at least one Ris an organic group having an atomic weight of at least 15 Daltons.44. The food or beverage container according to claim 37 , wherein the aryloxy ether polyol is derived from reactants including a polyhydric phenol or a polyphenol comprising catechol claim 37 , a substituted catechol claim 37 , hydroquinone claim 37 , a substituted hydroquinone claim 37 , resorcinol claim 37 , a substituted resorcinol claim 37 , 4 claim 37 ,4′ claim 37 , methylenebis(2 claim 37 ,6-dimethylphenol) claim 37 , 2 claim 37 ,2′-methylenebis(6-tert-butyl-4-methylphenol) claim 37 , 4 claim 37 ,4′-methylenebis(2 claim 37 ,6-di-tert-butylphenol) claim 37 , 4 claim 37 ,4′-butylidenebis[2-tert-butyl-5-methylphenol] claim 37 , ...

A CARDANOL-DERIVATIVES MODIFIED POLYMER AND A COATING COMPOSITION COMPRISING THE SAME

Described herein is a cardanol-derivatives modified polymer obtained from a reaction of epoxy groups in a cardanol-derivative compound and carboxyl groups in a carboxyl-functional polymer, where the cardanol-derivative compound is the reaction product of cardanol-derivatives modified with haloalkylene oxide having a carbon number of from 3 to 10. Also described herein is a process of preparing the cardanol-derivatives modified polymer, a method of using the cardanol-derivatives modified polymer in automotive coatings, and the obtained coating composition thereof. 1. A cardanol-derivatives modified polymer obtained from a reaction of epoxy groups in a cardanol-derivative compound and carboxyl groups in a carboxyl-functional polymer , wherein the cardanol-derivative compound is a resultant product of cardanol reacted with haloalkylene oxide having a carbon number of from 3 to 10 , and an acid number of the carboxyl-functional polymer is from 100 to 200 mg KOH/g , and at least 60% of carboxyl groups in the carboxyl-functional polymer is reacted with epoxy groups in the cardanol-derivative compound.2. The cardanol-derivatives modified polymer according to claim 1 , wherein a weight average molecular weight of the carboxyl-functional polymer is from 1000 g/mol to 12000 g/mol.3. The cardanol-derivatives modified polymer according to claim 1 , wherein the carboxyl-functional polymer is at least one selected from the group consisting of carboxyl-functional polyacrylics claim 1 , carboxyl-functional polyesters claim 1 , carboxyl-functional polyurethanes claim 1 , and carboxyl-functional polyamides.4. The cardanol-derivatives modified polymer according to claim 1 , wherein the carboxyl-functional polymer is obtained from polymerization of monomers comprising (meth)acrylic acid.5. The cardanol-derivatives modified polymer according to claim 1 , wherein the carboxyl-functional polymer is obtained from copolymerization of monomers selected from the group consisting of hydroxy ...

RESIN, COMPOSITION AND USE

Low VOC, unsaturated alkyd resins are obtained by reacting (A) to (E): (A) optionally from 0 to 30% w/w naturally occurring Rosin, comprising from 40 to 80 w/w parts per hundred of Rosin of an unsaturated mono carboxylic acid with at least one Ccyclohydrocarbo moiety capable of a Diels Alder or Ene reaction (preferred monoacids being abietic acid, palustric acid, levopimaric acid, sandaracopimaric acid, and/or anhydrides thereof); (B) from 25 to 80% w/w of a linear Chydrocarbo carboxylic acid with at least one (preferably at least two conjugated) C═C bonds (=unsaturated fatty acid); (C) optionally from 1 to 30% w/w of an ethylenically unsaturated Chydrocarbo dicarboxylic acid and/or anhydride thereof, being reactive as a dienophile and/or enophile with A and/or B (preferred for C are itaconic acid, citraconic acid and/or anhydrides thereof); (D) from 1 to 40% w/w of at least one polyol; (E) optionally at least one monomer other than A to D—the total of A to E being 100%. There is a further optional step (II) where more or new (C) may be blended with the alkyd resin; the amount of C in blend being from 1 to 30 parts w/w of 100 parts of monomers (A) to (E)—and where (C) is at least used as a monomer and/or as a diluent in the blend and where alkyd resin (i) has acid value of <50 KOH/g of alkyd; (ii) Mn of >=1200 g/mol (iii) oil length <80; (iv) optionally biorenewable content >=50%. 1. A low VOC unsaturated alkyd resin P″ obtained by reaction in a process (III) between the following components:{'sub': '15-25', '(A) Optional Component A comprising from 0 to 30% by weight of naturally occurring Rosin, the Rosin comprising from 40 to 80 parts per hundred by weight of Rosin of an unsaturated mono carboxylic acid comprising at least one Ccyclohydrocarbo moiety capable of undergoing a Diels Alder or Ene reaction;'}{'sub': '12-60', '(B) Component B comprising from 25 to 80% by weight of a linear Chydrocarbo carboxylic acid comprising at least one conjugated ethylenically ...

Polymer Scaffold Degradation Control Via Chemical Control

A variety of polymers and copolymers suitable for use as biologically compatible constructs and, as a non-limiting specific example, in the formation of degradable tissue scaffolds as well methods for synthesizing these polymers and copolymers are described. The polymers and copolymers have degradation rates that are substantially faster than those of previously described polymers suitable for the same uses. Copolymers having a synthesis route which enables one to fine tune the degradation rate by selecting the specific stoichiometry of the monomers in the resulting copolymer are also described. The disclosure also provides a novel synthesis route for maleoyl chloride which yields monomers suitable for use in the copolymer synthesis methods described herein. 1. A copolymer comprising maleate and fumarate monomers , wherein the copolymer has a rate of degradation that is faster than poly(propylene fumarate) (PPF).2. The copolymer of wherein the maleate and fumarate monomers are present in a known stoichiometric ratio.3. The copolymer of wherein the monomers have a molecular weight of less than 10 claim 1 ,000.4. The copolymer of wherein the monomers have a molecular weight of less than 5 claim 1 ,000.5. The copolymer of wherein the monomers have a molecular weight of less than 1 claim 1 ,000.6. The copolymer of having a glass transition temperature less than 0° C.7. The copolymer of wherein the copolymer is an unsaturated polyester.8. A copolymer consisting comprising of maleate and fumarate monomers in a known stoichiometric ratio and a cross-linking agent.9. (canceled)10. The copolymer of wherein the monomers have a molecular weight of less than 1 claim 8 ,000.11. The copolymer of wherein the copolymer consists of maleate and fumerate monomers.12. The copolymer of wherein the maleate and fumarate monomers are present in a known stoichiometric ratio.13. The copolymer of wherein the monomers have a molecular weight of less than 1 claim 11 ,000.14. The copolymer of ...

VINYL-CONTAINING COMPOUNDS AND PROCESSES FOR MAKING THE SAME

The present invention provides a process for forming vinyl-containing compounds including the steps of: a) reacting in a nitrogen atmosphere a dicarboxylic acid and/or anhydride and a functional mono or polyfunctional alcohol to provide a hydroxyl-containing polyester; b) reacting the hydroxyl-containing polyester with a vinyl-containing organic acid in the presence of an esterification catalyst, a polymerization inhibitor and an azeotropic agent; and c) reacting the vinyl functional esterified intermediate, residual esterification catalyst and residual vinyl-containing organic acid with an epoxy to provide the vinyl-containing compound. 110-. (canceled)11. A process for forming vinyl-containing compounds , the process comprising the steps of:a) reacting in a nitrogen atmosphere at least one dicarboxylic acid and/or anhydride and a monofunctional or polyfunctional alcohol to an endpoint of an acid number of 10 or less to provide a hydroxyl-containing polyester;b) reacting the hydroxyl-containing polyester with a vinyl-containing organic acid in the presence of an esterification catalyst, and a polymerization inhibitor while in the nitrogen atmosphere to provide a vinyl functional esterified intermediate group; andc) reacting the vinyl functional esterified intermediate, residual esterification catalyst and residual vinyl-containing organic acid with an epoxy while in the nitrogen atmosphere to provide the vinyl-containing compound wherein the nitrogen atmosphere in steps a)-c) is devoid of oxygen and the reactions are under inert conditions.12. The process according to claim 11 , wherein the at least one dicarboxylic acid is selected from the group consisting of isophthalic acid claim 11 , terephthalic acid claim 11 , adipic acid claim 11 , cyclohexane dicarboxylic acid claim 11 , succinic acid claim 11 , succinic anhydride claim 11 , sebacic acid claim 11 , azealic acid claim 11 , malonic acid claim 11 , malonic anhydride claim 11 , itaconic acid claim 11 , ...

WATER ABSORBING OR WATER SOLUBLE POLYMERS, INTERMEDIATE COMPOUNDS, AND METHODS THEREOF

Disclosed are graft copolymers, compositions including graft copolymers, intermediate materials, and related methods, where the graft copolymer includes a first polymer component including a 1,1-disubstituted-1-alkene compound (preferably a methylene malonate compound) and is grafted to a second component. The resulting graft copolymer may be hydrophilic or water soluble. The second component preferably is a hydrophilic component. 1. A grafted polymer comprising:i. a first component including a polymer formed by polymerizing one or more monomers including a 1,1-disubstituted-1-alkene compound, attached toii. a second component that is a hydrophilic component,wherein the hydrophilic component includes a cation or a water-soluble polymer.2. The grafted polymer of claim 1 , wherein the polymer of the first component has a first end and a second end and a backbone connecting the first and a second ends claim 1 , the backbone including about 92 atomic percent or more carbon atoms.3. The grafted polymer of claim 1 , wherein the hydrophilic component is a water-soluble polymer selected from the group consisting of a polyacrylamide claim 1 , a polyvinyl alcohol claim 1 , a polyacrylic acid claim 1 , a polyalkoxide (e.g. claim 1 , a polyethylene glycol homopolymer or a polyethylene glycol copolymer) claim 1 , an water soluble amine containing polymer (e.g. claim 1 , polyamines claim 1 , polyethyleneimines claim 1 , and polymers including quaternary ammonium compounds) claim 1 , a copolymer of vinyl methyl ether and maleic anhydride claim 1 , polyvinylpyrrolidone claim 1 , a copolymer thereof claim 1 , or any combination thereof.4. The grafted polymer of claim 1 , wherein the second component includes:i) a quaternary ammonium compound; orii) a polyalkoxide (preferably an ethylene glycol homopolymer or copolymer), wherein the polyalkoxide includes 65 weight percent or more ethylene oxide groups, based on the total weight of the polyalkoxide.5. The grafted polymer of claim 1 , ...

SELF-CUREABLE AND LOW TEMPERATURE CUREABLE POLYESTERS

Polyesters having both α,β-unsaturated groups and moieties containing activated methylene or methine groups, such as those of beta-ketoacetate and malonate, are curable in the presence of a base catalysts to form crosslinked networks. Formulations based on such polyesters are suitable for use in coatings and adhesive applications, and have the characteristics of curing at temperatures less than 230° C. without the use of isocyanates. 1. A composition comprising: I. a first compound comprising an α,β-unsaturated carboxyl compound having at least one carboxylic acid or anhydride group having at least one unsaturation in the position that is α,β relative to said carboxylic acid or anhydride group and not located on an aromatic ring; and', 'II. a second compound having an activated methylene or methine group; and, 'A. a polyester comprising the residues of'}B. a basic catalyst.2. The composition of wherein said second compound is selected from the group consisting of diketene claim 1 , β-ketotoacetate claim 1 , and malonate and mixtures thereof.3. The composition of claim 1 , wherein said first compound is selected from the group comprising maleic anhydride claim 1 , maleic acid claim 1 , fumaric acid claim 1 , itaconic acid claim 1 , itaconic anhydride and mixtures thereof.4. The composition of claim 1 , wherein said second compound is one or more selected from the group comprising diketene claim 1 , t-butyl acetoacetate claim 1 , methyl acetoacetate claim 1 , ethyl acetoacetate claim 1 , n-propyl acetoacetate claim 1 , isopropyl acetoacetate claim 1 , n-butyl acetoacetate claim 1 , malonic acid claim 1 , dimethyl malonate claim 1 , diethyl malonate and mixtures thereof.5. A composition comprising: [ [ i. a diol in an amount ranging from 70 to 100 mole percent, based on the total moles of (i) and (ii), and', 'ii. a polyol in an amount ranging from 0 to 30 mole percent, based on the total moles of (i) and (ii),, 'a. a hydroxyl component comprising, 'b. an α,β- ...

METHOD FOR PRODUCING (METH) ACRYLIC ACID ESTERS AND THE USE THEREOF

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SEMI-CRYSTALLINE POLYESTER POLYOL AND METHOD OF MAKING THE SAME

Disclosed is a semi-crystalline polyester polyol having an acid number less than 4 and derived from a saturated fatty component having a hydroxyl number less than 2, the saturated fatty component being selected from the group consisting of saturated fatty acid, saturated fatty acid ester, saturated oil, and combinations thereof, polyhydric alcohol that includes at least three hydroxyl groups, and a dibasic acid. 1. A semi-crystalline polyester polyol comprising: a saturated fatty component having a hydroxyl number less than 2, the saturated fatty component being selected from the group consisting of saturated fatty acid, saturated fatty acid ester, saturated oil, and combinations thereof,', 'a polyhydric alcohol comprising at least three hydroxyl groups, and', 'a dibasic acid,, 'the reaction product of'}the semi-crystalline polyester polyol having an acid number of less than 4.2. The semi-crystalline polyester polyol of claim 1 , wherein the semi-crystalline polyester polyol has an average hydroxyl functionality of from to 1.5 to 2.5.3. The semi-crystalline polyester polyol of claim 1 , wherein the semi-crystalline polyester polyol exhibits a heat of fusion of at least 25 Joules per gram.4. The semi-crystalline polyester polyol of claim 1 , wherein the semi-crystalline polyester polyol exhibits a heat of fusion of at least 50 Joules per gram.5. The semi-crystalline polyester polyol of claim 1 , wherein the semi-crystalline polyester polyol exhibits a peak melt temperature of at least 30° C.6. The semi-crystalline polyester polyol of claim 1 , wherein the semi-crystalline polyester polyol exhibits a peak crystallization temperature of at least 30° C.7. The semi-crystalline polyester polyol of claim 1 , wherein the semi-crystalline polyester polyol exhibits a peak crystallization temperature of at least 35° C.8. The semi-crystalline polyester polyol of claim 1 , wherein the semi-crystalline polyester polyol has a hydroxyl number of from 10 to 110.9. The semi- ...

Polycarboxylic acid resin, polycarboxylic acid resin composition, and cured article obtained therefrom

To provide a polycarboxylic acid resin which is obtained by reacting an epoxy resin (a) having two glycidyl groups with, e.g. itaconic acid (b) and ethylenic monocarboxylic acid (c) to obtain linear adduct polymer (A); and by reacting linear adduct polymer (A) with polybasic acid anhydride (d). According to the present invention, there are provided a polycarboxylic acid resin, its composition, and its cured product. The composition can facilely be dried upon preliminary heating and show an improved tack-free property, an excellent photo-curing property, an excellent development property in an aqueous alkali solution, and excellent physical properties such as electrical, mechanical, heat resistance, solvent resistance, adhesiveness, flexibility, etc.

Polycarboxylic acid resins, their compositions, and their cured products

To provide a polycarboxylic acid resin which is obtained by reacting an epoxy resin (a) having two glycidyl groups with, e.g. itaconic acid (b) and ethylenic monocarboxylic acid (c) to obtain linear adduct polymer (A); and by reacting linear adduct polymer (A) with polybasic acid anhydride (d). According to the present invention, there are provided a polycarboxylic acid resin, its composition, and its cured product. The composition can facilely be dried upon preliminary heating and show an improved tack-free property, an excellent photo-curing property, an excellent development property in an aqueous alkali solution, and excellent physical properties such as electrical, mechanical, heat resistance, solvent resistance, adhesiveness, flexibility, etc.

Process for the preparation of esters of (meth)-acrylic acid, and their use

Highly radiation-sensitive telomerized polyesters

Acryloyloxy and methacryloyloxy group-containing condensation polymers

Organic solvent soluble, acryloyloxy and methacryloyloxy group-containing, condensation polymers are crosslinkable and useful for providing chemical, solvent, sand abrasion resistant articles. The condensation polymers are polyesters or polyurethanes having an acryloyloxy or methacryloyloxyalkanediol component that is uncontaminated by hydroxyl group-containing compounds having one, three, or more hydroxyl groups or compounds in which the acryloyloxy or methacryloyloxy group is attached to a secondary carbon atom.

Acryloyloxy and methacryloyloxy group-containing condensation polymers

Organic solvent soluble, acryloyloxy and methacryloyloxy group-containing, condensation polymers are crosslinkable and useful for providing chemical, solvent, and abrasion resistant articles. The condensation polymers are polyesters or polyurethanes having an acryloyloxy or methacryloyloxyalkanediol component that is uncontaminated by hydroxyl group-containing compounds having one, three, or more hydroxyl groups or compounds in which the acryloyloxy or methacryloyloxy group is attached to a secondary carbon atom.

Radiation curable binder and preparation thereof

反應性聚酯化合物及活性能量線硬化型樹脂組成物

本發明是有關一種反應性聚酯化合物(A)，或者該化合物(A)進一步與飽和或不飽和二元酸酐(d)反應所得到之反應性聚酯化合物(A')，以及使用此等之活性能量線硬化型樹脂組成物，其中，該反應性聚酯化合物(A)是藉由將下述式(1)所示環氧化合物(a)、在1分子中兼具1個以上可聚合的乙烯性不飽和基與1個以上羧基的化合物(b)、與在1分子中至少有2個酸酐結構之飽和或不飽和多元酸酐(c)進行加成聚合反應所得到之化合物；該樹脂組成物可藉由紫外線等活性能量線等而硬化，形成強韌的皮膜，將該樹脂組成物作為阻劑用樹脂組成物時，有良好的顯像性，作為彩色濾光片使用時，畫素銳利，有光澤，耐熱性優。□

Patent JPS6150029B2

疏水性组织粘着剂

提供适用作组织密封剂和粘着剂的预聚物以及其制造和使用方法。所述预聚物具有流动特征以使得其可以经由注射器或导管施用但具有足够的粘性以保留在施用部位处适当位置并且不会从组织流出。所述预聚物还具有足够的疏水性以抵抗被体液清除。所述预聚物在体液中是稳定的；即，所述预聚物不会在不存在有意施加以引发交联的刺激的情况下在体液中自发交联。在交联后，所述粘着剂在血液和其它体液存在下展现显著粘着强度。所述粘着剂具有能够抵抗下方组织移动的足够的弹性。所述粘着剂可以提供止血密封。所述粘着剂是生物可降解和生物相容的，引起极小的炎症反应。

Polyurethane having acrylic polyol and method for preparing the same

푸란계 폴리에스터폴리올; 아크릴릭 폴리올(Acrylic polyol); 및 환형 지방족 디이소시아네이트계 화합물의 반응 생성물을 포함하는, 아크릴릭 폴리올을 포함하는 폴리우레탄이 제공된다. 이에 따라, 다양한 분야에 본 발명의 폴리우레탄을 적용할 수 있으며, 특히 코팅재로 활용할 수 있다. 또한, 바이오매스로부터 푸란계 폴리에스터폴리올을 얻어 환경오염을 줄이고, 생물자원의 효율성을 높일 수 있다. Furan-based polyester polyols; Acrylic polyol; And a reaction product of a cyclic aliphatic diisocyanate-based compound, and a polyurethane containing an acrylic polyol. Accordingly, the polyurethane of the present invention can be applied to various fields, and particularly, it can be utilized as a coating material. In addition, furan-based polyester polyols can be obtained from biomass to reduce environmental pollution and increase the efficiency of biological resources.

聚羧酸树脂、聚羧酸树脂组合物及其固化物

本发明提供一种聚羧酸树脂，其通过使具有2个缩水甘油基的环氧树脂(a)、例如衣康酸(b)和乙烯性不饱和单羧酸(c)反应，获得直链状加成聚合物(A)，使上述直链状加成聚合物(A)与多元酸酐(d)反应而获得。根据本发明，提供这样的聚羧酸树脂、聚羧酸树脂组合物及其固化物，其在预备加热干燥时可容易地干燥，显示出提高的非粘着性，光固化性和采用碱水溶液进行的显影性优异，并且固化后材料的电气特性、机械特性、耐热性、耐溶剂性、粘合性、柔性等的物理性状优异。

一种甘油酯基含氯塑料热稳定剂及其逐步酯化法生产方法

本发明属于塑料生产技术领域，公开了一种甘油酯基含氯塑料热稳定剂及其逐步酯化法生产方法。该甘油酯基含氯塑料热稳定剂结构如下：

疏水性组织粘着剂

提供适用作组织密封剂和粘着剂的预聚物以及其制造和使用方法。所述预聚物具有流动特征以使得其可以经由注射器或导管施用但具有足够的粘性以保留在施用部位处适当位置并且不会从组织流出。所述预聚物还具有足够的疏水性以抵抗被体液清除。所述预聚物在体液中是稳定的；即，所述预聚物不会在不存在有意施加以引发交联的刺激的情况下在体液中自发交联。在交联后，所述粘着剂在血液和其它体液存在下展现显著粘着强度。所述粘着剂具有能够抵抗下方组织移动的足够的弹性。所述粘着剂可以提供止血密封。所述粘着剂是生物可降解和生物相容的，引起极小的炎症反应。

Crosslinkable aromatic polyester

A crosslinkable aromatic polyester that is formed by polymerizing certain precursor monomers in the presence of a biaromatic crosslinking agent is provided. The crosslinkable aromatic polyester can have a relatively high melting temperature. For example, the melting temperature of the crosslinkable polyester may be from about 200° C. to about 370° C. While having a relatively high melting temperature, the crosslinkable polyester can maintain a relatively low melt viscosity so that it can be readily removed from the polymerization reactor without solidifying therein.

MONOMERS AND POLYMERS BASED ON 1,3 / 1,4-CYCLOHEXANDIMETHANOL

1. Смесь соединений, подходящих для изготовления полимера или преполимера, причем смесь соединений включает соединения, соответствующие формуле I: ! ! в которой R1 является Н, акрилоилом, метакрилоилом или винилом, в которой R2 является акрилоилом, метакрилоилом или винилом, в которой соединения, соответствующие формуле I, состоят из смеси цис- и транс-1,3- и 1,4-замещенного циклогексана и в которой содержание транс-1,4-замещенного циклогексана в соединениях, соответствующих формуле I, составляет менее чем сорок молярных процентов. ! 2. Смесь соединений по п.1, в которой содержание транс-1,4-замещенного циклогексана в соединениях, соответствующих формуле I, составляет менее чем двадцать пять молярных процентов. ! 3. Смесь соединений по п.1, в которой содержание транс-1,4-замещенного циклогексана в соединениях, соответствующих формуле I, составляет менее чем пятнадцать молярных процентов. ! 4. Смесь соединений по любому из пп.1-3, в которой смесь соединений является жидкостью при комнатной температуре. ! 5. Смесь соединений по любому из пп.1-3, пригодная для изготовления устойчивого к царапанию покрытия, дополнительно включающая в себя коллоидные неорганические наночастицы или неорганические наполнители. ! 6. Способ приготовления смеси соединений, включающей соединения, соответствующие формуле II: ! ! в которой соединения, соответствующие формуле II, состоят из смеси цис- и транс-1,3- и 1,4-метанолзамещенного циклогексана и в которой содержание транс-1,4-метанолзамещенного циклогексана в соединениях, соответствующих формуле II, составляет менее чем двадцать пять молярных процентов, отличающийся стадией перегонки смеси цис- и транс-1,3- и 1,4-м РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2008 135 693 (13) A (51) МПК C07C 29/80 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ, ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (12) ЗАЯВКА НА ИЗОБРЕТЕНИЕ (21), (22) Заявка: 2008135693/04, 07.12.2006 (71) Заявитель(и): ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ИНК. (US) (30) Конвенционный приоритет: 03.02.2006 ...

Continuous manufacture of unsaturated polyesters

An economical and environmentally advantageous process for the continuous manufacture of unsaturated polyesters, wherein the vapors formed during the polycondensation are purified, in a two-part distillation column, to a degree where the residual content of organic starting materials is less than 1.5 percent by weight, based on the total weight of the effluent, and the unconverted starting materials are recycled to the process.

Conduit for peripheral nerve replacement

A biphasic material and devices comprising the same are provided for the development of conductive conduits that may be used for the treatment of peripheral nerve injury. These devices or conduits are designed such that repeated electric field gradients can be initiated to promote neurite and axonal outgrowth. Conducting conduits using doped synthetic and/or natural polymers create specifically patterned high and low conducting segmented materials, which are mechanically used to produce the electrical properties needed for nerve conduits. These electrical properties stimulate neurite outgrowth and axonal repair following a peripheral nerve transection.

A process for producing an unsaturated polyester resin by recycling a polyethylene terephthalate oligomer, which is a waste generated in the production of polyethylene terephthalate resin

본 발명은 폴리에틸렌테레프탈레이트 수지 제조시 발생되는 폐기물인 폴리에틸렌테레프탈레이트 올리고머(이하 PET올리고머라 칭함)를 재활용한 불포화폴리에스테르 수지 제조방법에 관한 것으로, 폴리에틸렌테레프탈레이트 수지 제조시 발생되는 폐기물인 폴리에틸렌테레프탈레이트 올리고머(PET올리고머)를 금속염 촉매 존재하에서 에틸렌글리콜(EG), 디에틸렌글리콜(DEG) 또는 프로필렌글리콜(PG)로부터 선택된 Glycol과 글리콜리시스 반응시키는 1차 반응단계와; 상기 1차 반응단계에서 생성된 반응물을 13 C NMR분석을 통해 미반응 Glycol 함량을 분석하여 실제 반응에 투입될 Glycol 함량을 보정 산출하는 단계와; 상기 1차 반응단계에서 생성된 반응물에 상기 보정 산출된 함량의 Glycol로서 에틸렌글리콜(EG), 프로필렌글리콜(PG)에서 선택되는 1종 이상과 불포화산인 말레산(MAn)과 프탈산(PAn)을 투입, 반응시켜 불포화폴리에스터 수지를 합성하는 2차 반응단계;를 포함하여 구성되는 폴리에틸렌테레프탈레이트 수지 제조시 발생되는 폐기물인 폴리에틸렌테레프탈레이트 올리고머를 재활용한 불포화폴리에스테르 수지 제조방법에 관한 것이다. 본 발명에 따르면, 폴리에틸렌테레프탈레이트 올리고머의 글리콜리시스 반응킨 1차 반응물을 13 C NMR분석을 통해 미반응 Glycol 함량을 분석하여 실제 반응에 투입될 Glycol 함량을 보정 산출하여 정확한 배합설계가 가능하므로 정상원료를 사용한 제품과 동일한 물성의 불포화폴리에스테르수지를 제조할 수 있다.

Continuous manufacture of unsaturated polyester

Process of unsaturated polyester resins for eco-friendly pultrusion using recycled polyethyleneterephthalate

The present invention relates to a method for preparing an unsaturated polyester resin for glass fiber-reinforced plastic through pultrusion molding using an unsaturated polyester resin and glass fibers. According to the present invention, polyethylene terephthalate (PET) oligomers of industrial waste, prepared for industrial application, and PET generated from living goods are pulverized to obtain recycled PET chips. Then, the PET chips are used as a main ingredient and allowed to react with a glycol and polyhydric acid at high temperature to obtain unsaturated polyester resin oligomers. In addition, the unsaturated polyester resin oligomers are mixed with reactive monomers having a low possibility of odor emission and fire accidents, instead of styrene monomers having a high possibility of evaporation, odor emission and fire accidents at room temperature, to improve the work environment and to provide protrusion molded reinforced plastic with improved mechanical properties.

Polyester compound

PCT No. PCT/SE96/01718 Sec. 371 Date Sep. 8, 1998 Sec. 102(e) Date Sep. 8, 1998 PCT Filed Dec. 19, 1996 PCT Pub. No. WO97/23539 PCT Pub. Date Jul. 3, 1997A branched alkenyl functional polyester of a prepolymer having at least one carboxyl and at least three hydroxyl groups, which is made allylfunctional by reaction between at least one of said hydroxyl groups in the prepolymer and at least one monomeric or polymeric compound having at least one allylic unsaturation. The prepolymer is a condensation product obtained by condensing at least one monomer selected from the group consisting of di, tri or polyhydroxyfunctional monocarboxylic acids having 2-18 carbon atoms optionally followed by further chain extension by addition of at least one monohydroxyfunctional monocarboxylic acid or corresponding lactone having 2-24 carbon atoms.

1,3/1,4-cyclohexane dimethanol based monomers and polymers

本发明涉及适用于制造聚合物或预聚物的复合物的混合物，该复合物的混合物包括具有通式I的复合物；其中R 1 是H、丙烯酰基、2－甲基丙烯酰基或乙烯基，其中R 2 是丙烯酰基、2－甲基丙烯酰基或乙烯基，其中具有通式I的复合物由顺式和反式－1，3－和1，4－取代的环己烷的混合物组成，且其中具有通式I的复合物的反式－1，4－取代的环己烷的含量小于40摩尔％。本发明还涉及生产复合物的混合物的方法，该复合物的混合物包括具有通式II的复合物：其中具有通式II的复合物由顺式和反式－1，3－和1，4－甲醇取代的环己烷的混合物组成，且其中具有通式II的复合物的反式－1，4－甲醇取代的环己烷的含量小于25摩尔％。

Process for the production of rubber-like masses and their preliminary products

Polycarboxylic acid resin, polycarboxylic acid resin composition, and cured product thereof

Hydrophobic tissue adhesives

Pre-polymers for use as tissue sealants and adhesives, and methods of making and using thereof are provided. The pre-polymers have flow characteristics such that they can be applied through a syringe or catheter but are sufficiently viscous to remain in place at the site of application and not run off the tissue. The pre-polymers are also sufficiently hydrophobic to resist washout by bodily fluids. The pre-polymers are stable in bodily fluids; that is the pre-polymer does not spontaneously crosslink in bodily fluids absent the presence of an intentionally applied stimulus to initiate crosslinking. Upon crosslinking, the adhesive exhibits significant adhesive strength in the presence of blood and other bodily fluids. The adhesive is sufficiently elastic that it is able to resist movement of the underlying tissue. The adhesive can provide a hemostatic seal. The adhesive is biodegradable and biocompatible, causing minimal inflammatory response.

Process for the production of esters of ethylenically unsaturated carboxylic acids and hydroxyl groups containing polymerisates, having a low level of residual acid

A process for the production of esters (E) with a low content of residual acid from alpha , beta -mono-unsaturated 3-6C mono- or di-carboxylic acids (S) and hydroxyl group-containing polycondensates (P) comprises (a) reacting (S) and (P) (or the monomeric, oligomeric and/or polymeric components which form P) optionally in the presence of solvent and/or esterification catalyst and/or other additives and removing the water produced, and (b) removing unreacted (S) by distillation in the presence of added water.

Copolymerizable compositions and processes for their preparation

PROCESS FOR THE CONTINUOUS PREPARATION OF UNSATURATED POLYESTERS

L'invention a pour objet un procédé de préparation continue de polyesters insaturés par polycondensation d'acides dicarboxyliques insaturés avec des diols. Selon l'invention, on condense, dans une première étape, les acides dicarboxyliques avec les diols, à des températures d'environ 190 à 250 degrés C, on sépare l'eau de condensation à l'aide d'une colonne séparée en deux, et on recycle les produits de départ, puis on termine, dans une deuxième étape, la condensation du mélange obtenu à des températures de 190 à 250 degrés C. The subject of the invention is a process for the continuous preparation of unsaturated polyesters by polycondensation of unsaturated dicarboxylic acids with diols. According to the invention, in a first step, the dicarboxylic acids are condensed with the diols, at temperatures of approximately 190 to 250 degrees C., the water of condensation is separated using a column separated into two , and the starting products are recycled, then the condensation of the mixture obtained is completed, in a second step, at temperatures of 190 to 250 degrees C.

RADIATION CURING BINDERS AND PROCESS FOR THEIR MANUFACTURE

Design of a conduit for peripheral nerve replacement

A biphasic material and devices comprising the same are provided for the development of conductive conduits that may be used for the treatment of peripheral nerve injury. These devices or conduits are designed such that repeated electric field gradients can be initiated to promote neurite and axonal outgrowth. Conducting conduits using doped synthetic and/or natural polymers create specifically patterned high and low conducting segmented materials, which are mechanically used to produce the electrical properties needed for nerve conduits. These electrical properties stimulate neurite outgrowth and axonal repair following a peripheral nerve transection.

Process for the preparation of polyester resins

Patent FR2385758B1

Process for manufacturing unsaturated polyesters

Process for manufacturing polyesters and polyesters conforming to those obtained

Process for coating a substrate with a radiation curable coating composition

Polyester resins

Method for chemical recycling of glycol modified polyethylene terephthalate wastes

본 발명은 글리콜 변성 폴리에틸렌 테레프탈레이트 및 이의 제조공정에서 발생하는 폐기물을 화학적으로 재활용하는 방법에 관한 것이다. 보다 상세하게는 글리콜 변성 폴리에틸렌 테레프탈레이트를 포함하여 상기 글리콜 변성 폴리에틸렌 테레프탈레이트 제조 공정 상 부산물로서 발생되는 올리고머 등의 폐기물을 해중합하여 중간체를 형성하고, 이를 트랜스에스테르화 반응을 통해 불포화 폴리에스테르 수지, 폴리올 또는 폴리우레탄 및 에스테르계 접착제의 원료로서 사용될 수 있도록 하는 글리콜 변성 폴리에틸렌 테레프탈레이트 폐기물의 화학적 재활용 방법에 관한 것이다.

Solvent-resistant unsaturated polyester compositions

Disclosed are compositions comprising a polyester derived from 100 mole % of an acid component and 100 mole % of a glycol component, the acid component comprising about 30-90 mole % of at least one α,β-ethylenically unsaturated dicarboxylic acid and about 70-10 mole % of a compound containing a cinnamic acid moiety, and the glycol component comprising at least one saturated aliphatic glycol containing from 2 to 10 carbon atoms. These compositions have improved resistance to attack by organic solvents.

Copolymerizable composition of oligo-esters having maleic acid end groups and vinyl monomers

A PROCESS FOR PREPARATION OF COPOLYMERIZABLE COMPOSITIONS COMPRISING REACTING MALEIC ANHDRIDE WITH ONE OR MORE POLYHYDROXYLATED COMPOUNDS IN THE RATIO OF 1 MOLE MALEIC ANHDRIDE PER HYDROXYL GROUP OF THE RANGE OF Y LATED COMPOUNDS AT A TEMPERATURE WITHIN THE RANGE OF 50-100* C. UNTIL A HYDROXYL NUMBER OF 20 OR BELOW IS REACHED AND THEREAFTER ADDING AT A TEMPERATURE WITHIN ONE RANGE OF ROOM TEMPERATURE TO 100* C. OF AT LEAST ONE CROSS-LINKING VINYL MONOMER IN THE PRESENCE OF A POLYMERIZATION INHIBITOR.

Patent FR2081976A5

RADIATIVE BINDERS

Flowable resin with low polymerization shrinkage and Manufacturing method of the same

The present invention relates to a flowable resin having a low polymerization shrinkage and a method for preparing the same. Particularly, the flowable resin according to the present invention includes a flowable resin-forming polymer represented by chemical formula 1, shows higher flowability as compared to the conventional composite resin to allow effective treatment in a fine cavity in teeth, and has a low polymerization shrinkage to eliminate the problem of separation and secondary caries. In chemical formula 1, each of R_1, R_2 and R_3 represents methyl or a C2-C20 aliphatic or aromatic hydrocarbon.

Improvement in the preparation of modified alkyds

Process for accelerating production of resins of malenic acid esters

Formulations from glycerol-based polyesters and their blends with plastics and methods of making those

A method for the synthesis of crosslinked and uncrosslinked glycerol-based polyesters is described. The method comprises polymerizing glycerol as the only alcohol in the polyester and at least one saturated dicarboxylic acid such as succinic acid or sebacic acid, optionally with one or more unsaturated dicarboxylic acid or derivative thereof, such as fumaric acid or maleic anhydride, and optionally with a monocarboxylic acid such as palmitic acid or stearic acid. These bio-based polyesters can be used as impact or toughness enhancers in thermoplastic polymeric blends, for example with biopolymers such as polylactic acid or polybutylene succinate. The glycerol-based polyesters also have applications as shape-memory materials having a temperature of transition (T trans ) between 21°C and 37°C.

Water-soluble alkyd resins for varnishes

Process for the irradiation treating of unsaturated polyester

Improvements in or relating to the production of polyester resins

Polyester resins are obtained by copolymerizing unsaturated compounds with unsaturated polyesters obtained by condensation of polyhydric alcohols with polybasic unsaturated carboxylic acids or esters which comprise the low molecular weight polymer of 2 to 10 mols. of methacrylic acid esters, e.g. methyl methacrylate, or their saponification products. Polyhydric alcohols specified are ethylene, diethylene and triethylene glycols, butylene glycol, butane- and hexane-diols, butene-2,3-diol and thiodiglycol. Optional polyester ingredients are itaconic, tetrahydrophthalic and adipic acids and anhydrides and stabilizers. The unsaturated polyesters may be copolymerized with methyl, allyl, cyclohexyl or 3-methoxy-butyl methacrylate, divinyl benzene or ethylene glycol dimethacrylate, e.g. using dibenzoyl peroxide. The low molecular weight polymers may be prepared as described in U.S.A. Specifications 2,232,785 and 2,244,645, and German Specifications 855,554 and 903,932, or by the thermal decomposition of polymeric methacrylic acids or esters. Dyestuffs and fillers, e.g. glass fibres, may also be incorporated and articles such as car bodies, boat hulls, aircraft parts, roof coverings, wall panellings and blinds, may be produced and the resins may also be used in electrical applications, for embedding biological specimens, and in the production of sculptures, objets d'art, jewellery and devotional objects.

Reaction products of rosin esters and process of preparing same

Polycarboxylic acid resin, polycarboxylic acid resin composition, and cured article obtained therefrom

本发明提供一种聚羧酸树脂，其通过使具有2个缩水甘油基的环氧树脂(a)、例如衣康酸(b)和乙烯性不饱和单羧酸(c)反应，获得直链状加成聚合物(A)，使上述直链状加成聚合物(A)与多元酸酐(d)反应而获得。根据本发明，提供这样的聚羧酸树脂、聚羧酸树脂组合物及其固化物，其在预备加热干燥时可容易地干燥，显示出提高的非粘着性，光固化性和采用碱水溶液进行的显影性优异，并且固化后材料的电气特性、机械特性、耐热性、耐溶剂性、粘合性、柔性等的物理性状优异。

Radiation curable compositions

Disclosure is made of radiation curable, solventless compositions useful in coatings, films and in preparing printing inks. The compositions comprise the reaction product of an equivalent excess of an acrylic type acid with a particular class of polyester polyol. The polyester polyol is the condensation product of an excess of an aliphatic polyol having at least two hydroxyl groups and a molecular weight of from 60 to 250 with a specific class of aliphatic polycarboxylic acids derived from fatty and resin acids.

Reactive polyester compound and active energy ray-curable resin composition

1,3/1,4-cyclohexane dimethanol based monomers and polymers

A mixture of compounds useful to make a polymer or a prepolymer, the mixture of compounds including compounds having the formula I; wherein R1 is H, acryloyl, methacryloyl or vinyl, wherein R2 is acryloyl, methacryloyl or vinyl, wherein compounds having the formula I consist of a mixture of cis and trans-1,3- and 1 ,4-substituted cyclohexane and wherein the trans- 1,4-substituted cyclohexane content of the compounds having the formula I is less than forty mole percent. A process for producing a mixture of compounds including compounds having the formula II: wherein compounds having the formula II consist of a mixture of cis and trans- 1,3- and 1 ,4- methanol substituted cyclohexane and wherein the trans- 1,4-methanol substituted cyclohexane content of the compounds having the formula II is less than twenty five mole percent.

A polymer composite and a method of preparation thereof

A kind of preparation method of PET modified unsaturated polyester resin

本发明公开了一种PET改性不饱和聚酯树脂的制备方法，包括以下步骤：步骤(1)将甘油、高沸点二元醇、废PET和催化剂加入反应釜中，搅拌，并快速升温至220℃进行保温反应，废PET全部醇解后继续保温1‑2h；保温结束，降温至150℃以下；步骤(2)加入不饱和二元酸酐、一元醇和低沸点二元醇，升温至150‑155℃，保温反应0.5h，再逐步升温至195‑205℃进行恒温反应，待出水量达到理论值的85‑90％时，抽真空将水分排出，反应进行至酸值低于30mgKOH/g；步骤(3)降温至155‑160℃，加入阻聚剂，采用苯乙烯稀释，冷却、过滤。该方法制备的树脂与苯乙烯相容性好，整个工艺反应过程平稳可控，所得树脂颜色浅，树脂固化后韧性和物理强度较好；该方法原料来源广泛，减少环境污染，降低生产成本。

High-molecular weight unsaturated polyester resin

An unsaturated alkyd having a number-average molecular weight of at least 5000 obtained by esterification and then deglycolization reaction of (a) at least 10 mol% of an α, ß-unsaturated polybasic acid or an anhydride thereof relative to 100 mol% of the total polybasic acid including any saturated or non-α, ß-unsaturated polybasic acid (or anhydride thereof) and (b) at least 50 mol% of a polyhydroxy alcohol having a boiling point of 300 °C or less at 760 mmHg relative to 100 mol% of the total polyhydroxy alcohol summed up with another polyhydroxy alcohol not defined above. The polyester resin can be widely used in a various applications by employing the excellent physical properties thereof.

PROCESS FOR THE CONTINUOUS MANUFACTURING OF UNSATURATED POLYESTERS

Hydrophobic tissue adhesives

Pre-polymers for use as tissue sealants and adhesives, and methods of making and using thereof are provided. The pre-polymers have flow characteristics such that they can be applied through a syringe or catheter but are sufficiently viscous to remain in place at the site of application and not run off the tissue. The pre-polymers are also sufficiently hydrophobic to resist washout by bodily fluids. The pre-polymers are stable in bodily fluids; that is the pre-polymer does not spontaneously crosslink in bodily fluids absent the presence of an intentionally applied stimulus to initiate crosslinking. Upon crosslinking, the adhesive exhibits significant adhesive strength in the presence of blood and other bodily fluids. The adhesive is sufficiently elastic that it is able to resist movement of the underlying tissue. The adhesive can provide a hemostatic seal. The adhesive is biodegradable and biocompatible, causing minimal inflammatory response.

Polycarboxylic acid condensate of a terpene alcohol-formaldehyde product

Novel coating compositions

Disclosure is made of radiation curable, solventless compositions useful in coatings, films and in preparing printing inks. The compositions comprise the reaction product of an equivalent excess of an acrylic type acid with a particular class of polyester polyol. The polyester polyol is the condensation product of an excess of an aliphatic polyol having at least two hydroxyl groups and a molecular weight of from 60 to 250 with a specific class of aliphatic polycarboxylic acids derived from fatty and resin acids.

A process for preparing polyester resins from polyethylene terephthalate and energy curable coating compositions

The present invention is directed to polyester resins which are prepared by depolymerizing virgin, scrap, recycled or reclaimed polyethylene terephthalate (PET) via an alcoholysis reaction with one or more polyhydric alcohols to form a depolymerization product and esterifying the depolymerization product with one or more polybasic carboxylic acids and/or anhydrides and optionally polyhydric alcohol to form a polyester polyol. The polyester may then be acrylated with acrylic acid to form a polyester acrylate resin. The polyester resins are then used in energy curable coating compositions or inks and in particular, the polyester acrylate resin is suitably used as a reactive binder/oligomer.

Process for the production of esters of ethylenically unsaturated carboxylic acids and hydroxyl groups containing polymerisates, having a low level of residual acid

Unsaturated homopolymerizable and / or copolymerizable polyester and process for producing the same

The invention relates to unsaturated homo- and/or copolymerizable polyesters which have been prepared from an alcohol component comprising a multivalent alcohol, a carboxylic acid component comprising a multivalent carboxylic acid and optionally, hydroxycarboxylic acids or their derivatives capable of forming esters, and an acid component selected from the group consisting of maleic acid, fumaric acid, itaconic acid, mesaconic acid, aconitic acid, their derivatives capable of forming esters and mixtures thereof. As part of the alcohol coponent, hydroxylated polybutadiene with an average molecular weight of 2400 to 3000 and a hydroxy-functionality of 2.2 to 2.4 is condensed into the polyester. The polyesters exhibit useful flow anomalies which are due to their molecular structure.

High-molecular weight unsaturated polyester resin

Patent BR112017026972A2

Patent FR2206317B1

The method that unsaturated polyester resin is prepared using waste PET

本发明涉及功能材料技术领域，具体涉及一种利用废弃PET制备不饱和聚酯树脂的方法。利用废弃PET制备不饱和聚酯树脂的方法，将PET聚酯、1，2‑丙二醇和醋酸锌加入到四口烧瓶中，接上电动搅拌器、冷凝管、热电偶和导气管，加热，当PET聚酯片软化后浸没在丙二醇中时开启搅拌器，加热回流3.5h；当醇解产物的温度降到150℃左右时，再升温进行缩聚反应，当反应体系的温度降低到150℃时停止通入氮气，加入对苯二酚，继续搅拌0.5 h，当温度降至70～90℃时，加入稀释剂，搅拌，使不饱和聚酯与苯乙烯相溶，出料过滤，冷却后得到乳白色粘性液体即为不饱和聚酯树脂。本发明成品表观物理性能与市售不饱和聚酯树脂相近，为综合回收利用废弃的PET提供了一条途径。

METHOD OF COVERING A SUBSTRATE WITH A RADIATION HARDABLE COATING COMPOSITION.

Polymerizable composition, polymerizable composition, film and projected image containing polymerizable compound show and use half-reflecting mirror

本发明提供一种含有聚合性化合物的聚合性组合物、薄膜及投影图像显示用半反射镜。通过本发明，可提供如下聚合性组合物作为双折射性较低的聚合性组合物，其含有至少2种式(I)所表示的聚合性化合物，式中，A表示亚苯基或反式‑1,4‑亚环己基，L表示‑OC(＝O)‑、‑OC(＝O)O‑等，m表示3～12，Sp 1 、Sp 2 表示‑CH 2 ‑可以被取代为‑O‑等的亚烷基等，Q 1 及Q 2 表示聚合性基团等，且含有当将式A所表示的反式‑1,4‑亚环己基的数量除以m而得到的数设为mc时满足0.5＜mc＜0.7的上述聚合性化合物和满足0.1＜mc＜0.3的上述聚合性化合物。使用上述聚合性组合物，能够提供一种低双折射性相位差膜、或反射波长区域的选择性较高的反射膜等薄膜。

Good weathering, uv-resistant unsaturated polyester resin comprising fumaric acid

The invention relates to an unsaturated polyester resin comprising fumaric acid and optional end-capping with an ethylenically unsaturated moiety, which is useful for the preparation of engineered stone. The unsaturated polyester resin can be further processed to obtain a formable composition which can be cured to finally yield engineered stone as composite material. The thus obtained engineered stone shows a high resistance to UV- and sunlight as well as to weathering. The invention also relates to a method for the preparation of engineered stone as well as to the use of the unsaturated polyester resin for the preparation of engineered stone.

Radiation-crosslinkable polyesters and polyesterethers

Solvent-soluble polymeric esters and polymeric ester- ethers with radiation-crosslinkable ethylenic unsaturation in the linear polymeric structure, and recurring pendant hydroxyl groups, are derived from monomers which include diepoxides and monomers with at least one α,β-unsaturated carboxylic acid group. These polymeric products react with cyclic anhydrides to form aqueous alkaline-soluble polymers which are useful as films for photomechanical processes, including lithographic applications and as ' photoresists.