Abstract: The present invention provides alkoxylated polymers. The alkoxylated polymers have two or more alkoxylated sites. The alkoxylated polymers can comprise any monomers and/or oligomers that contain one or more functional groups with an active hydrogen. The alkoxylated polymers are useful in any application for which polymers are generally used. For example, the alkoxylated polymers are useful as additives in ink and coating compositions.

Abstract: A polyester resin has excellent adhesiveness and excellent grindability. The polyester resin includes a constitutional unit A derived from a carboxylic acid having a cyclic structure and containing 5 or more carboxyl groups, a constitutional unit derived from a dicarboxylic acid, and a constitutional unit derived from a polyhydric alcohol. The constitutional unit A has a content of 0.01 parts by mole or more and 45 parts by mole or less with respect to 100 parts by mole of the constitutional unit derived from a dicarboxylic acid. The hydroxyl value of the polyester resin is 6 mgKOH/g or more and 27 mgKOH/g or less.

Abstract: An eco-friendly biodegradable molded article, which includes a polyester resin including a diol, an aromatic dicarboxylic acid and an aliphatic dicarboxylic acid, wherein a biodegradability per hydrolysis degree of the biodegradable molded article is 1.35 or more, wherein the biodegradability per hydrolysis degree is obtained by dividing a biodegradability after nine weeks by a hydrolysis degree after one week, wherein the biodegradability after nine weeks and the hydrolysis degree after one week are measured by a measurement method below.

Abstract: An amorphous polyester or copolyester composition comprises the reaction product of a crystalline or semicrystalline polyester or copolyester, optionally derived from a recycled waste stream, at least one diol or aromatic diacid or an ester of a diacid or a hydroxycarboxylic acid or a lactone or a dianhydride, and a catalyst, wherein the amorphous composition has a weight average molecular weight of at least 10,000 g/mol (polystyrene equivalent molecular weight) as measured by gel permeation chromatography.

Abstract: The present invention concerns polyester resins of General Formula I (HO—[R1R2C(CH2—)]a[—OCOCxHyCO2—]b[—CpHzO—]c—H) or General Formula II (HO—[R1R2C(CH2—)2]a[—OCOCxHyCO2—]b[—CH2CR3(CO2H)CH2O]d—H), wherein R1, R2, a, b, c, d, x, y, p, and z are as defined herein, for use in inks and coating compositions. The polyester resins of the present invention are particularly, but not exclusively, suitable to enhance the adhesion between a printing ink or coating composition and a substrate, especially a plastic substrate, to which it is applied. The polyester adhesion promoters of the invention are compatible with urethane-based inks and coating compositions.

Abstract: A semi-crystalline polyester comprising a repeat unit of the formula: wherein A is an aliphatic, aromatic, or heterocyclic group; R1 is selected from the group consisting of 1,4-butanediol residue and 1,4-cyclohexanedimethanol residue; R2 is neopentanediol residue; m is between 50 and 99 inclusive; n is between 1 and 50 inclusive; x is between 1 and 200 inclusive; and wherein said semi-crystalline polyester exhibits a minimum crystallization half-time of about 0.3 minutes or greater, or about 0.5 minutes or greater or about 0.6 minutes or greater or about 0.7 minutes or greater is described. The polyesters of the present invention may in various embodiments demonstrate one or more desirable performance characteristics and accordingly are particularly useful in applications and utilities wherein those high levels of performance for such characteristics are required. A process for forming the semi-crystalline polyester is also disclosed.

Abstract: Described are polyesters comprising (a) a dicarboxylic acid component comprising 2,5-furandicarboxylic acid residues; optionally, aromatic dicarboxylic acid residues and/or modifying aliphatic dicarboxylic acid residues and 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues. The polyesters may be manufactured into articles such as fibers, films, bottles, coatings, or sheets.

Abstract: A method for curing of a coating of RMA crosslinkable compositions, to RMA crosslinkable compositions and A method for curing of a coating of an RMA crosslinkable composition involving two or more different curing mechanisms, wherein the two or more different curing mechanisms involve a) RMA crosslinking in combination with a second crosslinking reaction between hydroxy groups on the RMA crosslinkable components with polyisocyanates or siloxanes; or b) RMA crosslinking in combination with a second crosslinking reaction with polyamines, with crosslinkable components comprising component B and/or with epoxy groups on the RMA crosslinkable components; or c) RMA crosslinking in combination with a second crosslinking reaction based on auto-oxidative drying of unsaturated groups on the RMA crosslinkable components; or d) RMA crosslinking in combination with a second radical crosslinking reaction of reactive components B on the RMA crosslinkable components; or f) combinations thereof.

Abstract: The present invention relates to processes for the formation of furandicarboxylic acid (FDCA), in particular 2,5-furandicarboxylic acid (2,5-FDCA), and mono- and diester derivatives thereof, via a multistep biocatalytic oxidation reaction of 5-hydroxymethylfurfural (HMF) using, for example, an enzyme selected from the group consisting of xanthine oxidoreductase (XOR), galactose oxidase variant M3-5, aldehyde dehydrogenase, and/or ketoreductase. The invention also relates to copolymers that comprise the furandicarboxylic acid monomers and derivatives thereof, processes for the formation of the copolymers and uses for the copolymers.

Abstract: Methods of functionalizing ?-halogenated hydroxy acid-based polymers and coupling ?-halogenated hydroxy acid-based polymers are provided. Suitable ?-halogenated hydroxy acid-based polymers include ?-halogenated polyesters and ?-halogenated acrylate-based inimers. Methods include coupling ?-halogenated polyesters and functionalizing ?-halogenated polyesters without polymer cleavage. Certain ?-halogenated hydroxy acid-based polymers may be functionalized, crosslinked or, intiate polymerization by inducing the ?-halogenated hydroxy acid-based polymers to make a dioxolenium ion intermediate. The ?-halogenated hydroxy acid-based polymers may also be functionalized using a radical trap.

Abstract: A two-component curable oxygen-absorbing composition comprises a polyester comprising structural units derived from an acid component (A) and an acid component (B), wherein the ratio of the acid component (A) to total acid components is 70 mol % to 95 mol %, the ratio of the acid component (B) to total acid components is 0 mol % to 15 mol %, the polyester has a glass transition temperature of ?20° C. to 0° C., the resin is cured using a diisocyanate hardening agent, and the acid component (A) is a tetrahydrophthalic acid or a derivative thereof, or a tetrahydrophthalic acid anhydride or a derivative thereof, and the acid component (B) is a phthalic acid or an analog thereof.

Abstract: Described are polyester compositions comprising (a) a dicarboxylic acid component comprising 80 to 100 mole % terephthalic acid residues; optionally, aromatic dicarboxylic acid or aliphatic dicarboxylic acid residues; 30 to 40 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues, where said 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues comprise at least 55 mole % cis-2,2,4,4-tetramethyl-1,3-cyclobutanediol; and 60 to 70 mole % 1,4-cyclohexanedimethanol residues.

Abstract: The present invention discloses new catalyst systems based on complexes of divalent metals supported by chelating phenoxy ligands for immortal ring-opening polymerisation of cyclic esters and cyclic carbonates.

Abstract: To provide a polyester resin for an antifouling coating material that has improved storage stability while maintaining low VOC, thereby allowing preparation in a one-pack form, and that allows increased curability to be achieved and can provide a satisfactory antifouling property and coating property for prolonged periods, as well as a method for producing it, and an antifouling coating material composition. The polyester resin for an antifouling coating material is obtained by reacting a (a) trihydric or greater alcohol, a (b) dibasic acid or its anhydride and a (c) divalent alcohol, and then further reacting with an (d) alicyclic dibasic acid or its anhydride.

Abstract: This invention relates to a biodegradable polyester which is particularly suitable for use for the manufacture of wrapping films for packaging, comprising units deriving from at least one diacid and at least one diol, characterized by a high static friction coefficient in comparison with conventional biodegradable polyesters. A further object of this invention is a wrapping film comprising the said biodegradable polyester.

Abstract: Disclosed is a polyester prepared from a mixture of reactants including: a) an aromatic monoacid, where the aromatic monoacid includes from 25 to 60 weight % based on the total weight of reactants; b) a polyacid, where the polyacid includes less than 90 mole % isophthalic acid; and c) a polyol having at least 3 hydroxyl groups. The mixture of reactants is substantially free of a non-aromatic monoacid, and said polyester has a dynamic viscosity of greater than 15,000 centipoise at 40° C. as measured by a Physica MCR 301 rheometer with 25 mm parallel plate and 0.1 mm gap as a function of increasing shear rate (0.1 to 10 s?1), and an acid value of less than 15 mg KOH/g. The polyacid can also be an aliphatic polyacid. Coatings comprising the same and substrates coated at least in part with such coatings are also disclosed.

Abstract: The use of a composition which is liquid under standard conditions (20° C., 1 bar) as a coating material, wherein the composition comprises a) an unsaturated polyester resin composed of ?-olefinically unsaturated polycarboxylic acids, polyols, and optionally further compounds, b) compounds with vinyl ether groups (vinyl ethers for short), and c) optionally ?-olefinically unsaturated polycarboxylic acids or their monoesters or diesters, where the sum of the double bonds of the ?-olefinically unsaturated polycarboxylic acids from a) and optionally of the compounds c) to the double bonds of the vinyl ethers b) is in a molar ratio of 1.3:1 to 0.8:1.

Abstract: A liquid crystal polyester resin composition of the present invention comprises: 100 parts by mass of a liquid crystal polyester; and 50 to 150 parts by mass of titanium oxide, wherein the liquid crystal polyester comprises 2 to 30 mole % of a repeating structural unit represented by the following formula (1), and 40 to 80 mole % of a repeating structural unit represented by the following formula (2).

Abstract: Biodegradable saturated and unsaturated polyester amides (PEA)s made from multiamino acid monomers and methods of making biodegradable saturated and unsaturated PEAs.

Abstract: This invention provides a method for synthesizing semi-crystalline polylactides (PLA) even from a lactide mixture including meso-LA and rac-LA. According to the invention, when a mixture of racemic lactide and meso-lactide ispolymerized using a catalyst capable of iso-selectively polymerizing L-lactide and D-lactide, an amorphous poly (meso-lactide) block is formed from meso-lactide and a semi-crystalline poly (racemic lactide) block is formed from racemic lactide by separately polymerizing racemic lactide and meso-lactide by taking advantage of a difference in physicochemical properties between racemic lactide and meso-lactide, whereby polylactide which is semi-crystalline as a whole is produced.

Abstract: In a process for producing 3,4? and/or 4,4? dimethyl-substituted biphenyl compounds, a feed comprising toluene is contacted with hydrogen in the presence of a hydroalkylation catalyst under conditions effective to produce a hydroalkylation reaction product comprising (methylcyclohexyl)toluenes. At least part of the hydroalkylation reaction product is dehydrogenated in the presence of a dehydrogenation catalyst under conditions effective to produce a dehydrogenation reaction product comprising a mixture of dimethyl-substituted biphenyl isomers. The dehydrogenation reaction product is then separated into at least a first stream containing at least 50% of 3,4? and 4,4? dimethylbiphenyl isomers by weight of the first stream and at least one second stream comprising one or more 2,x? (where x? is 2?, 3?, or 4?) and 3,3? dimethylbiphenyl isomers.

Abstract: A method of producing an aliphatic polyester resin by continuously esterifying and melt polycondensing an aliphatic dicarboxylic acid and an aliphatic diol; and at least one aliphatic hydroxycarboxylic acid; and at least one of an aliphatic unsaturated dicarboxylic acid and cis- and trans-isomers of aliphatic unsaturated tricarboxylic acids, wherein the total amount of the at least one aliphatic hydroxycarboxylic acid and the at least one of aliphatic unsaturated dicarboxylic acid and cis- and trans-isomers of aliphatic unsaturated tricarboxylic acids is from 0.0010 to 0.50 mol % of the total amount of the aliphatic polyester resin; and the total amount of the at least one aliphatic hydroxycarboxylic acid is from 1.0 to 7.0 in terms of a molar ratio to the total amount of the at least one of aliphatic unsaturated dicarboxylic acid and cis- and trans-isomers of aliphatic unsaturated tricarboxylic acids.

Abstract: An amorphous copolyester comprising the reaction product of: (a) a monomer of formula I wherein R1, R2, R3, and R5 are each independently hydrogen or a C1-3 alkyl group, a is 0-1, b is 0-4, c is 0-4 and d is 0-3, and each R4 is independently hydrogen or a C1-3 alkyl group; (b) a virgin monomer selected from terephthalic acid, a di(C1-3 alkyl) terephthalate, and combinations thereof, and (c) 1,4-cyclohexane dimethanol; wherein the residue of monomer (a) is present in an amount from 7 to less than 12 mole % of the copolyester based on moles of repeat units in the polyester; and the copolyester has a glass transition temperature of at least 107° C., an intrinsic viscosity of at least 0.7 dl/g, and a molded sample has a Notched Izod value of at least 290 J/m determined in accordance with ASTM D256.

Abstract: The present invention relates to copolymers, in particular poly(butylenesuccinate-co-furanoate) (PBSF) copolymers, which have advantageous mechanical properties, and also to polymeric compositions comprising them. It also relates to a process for preparing these polymers.

Abstract: It is an object of the present invention to provide a water-based composite resin composition which has an excellent long-term storage stability and which enables formation of a coating film having an excellent water resistance and solvent resistance. The present invention relates to a water-based composite resin composition and a coating agent; the water-based composite resin composition containing composite resin particles (A) and an aqueous medium (B), the composite resin particles (A) containing polyester resin (a1) particles having a sulfonate group and an epoxy resin (a2) of which some or all parts are encapsulated in the polyester resin (a1) particles, wherein a mass ratio [(a1)/(a2)] of the polyester resin (a1) to the epoxy resin (a2) in the composite resin particles (A) is in the range of 95/5 to 30/70.

Abstract: The present invention relates to biodegradable polymer mixtures comprising i) 40% to 95% by weight, based on the total weight of components i to ii, of at least one polyester based on aliphatic or aliphatic and aromatic dicarboxylic acids and aliphatic dihydroxy compounds; ii) 5% to 60% by weight, based on the total weight of said components i to ii, of polyalkylene carbonate, particularly polypropylene carbonate; iii) 0% to 60% by weight, based on the total weight of said components i to iii, of at least one biodegradable homo- or copolyester selected from the group consisting of polylactic acid, polycaprolactone and polyhydroxyalkanoate, and/or of an inorganic or organic filler; iv) 0% to 10% by weight, based on the total weight of said components i to ii, of an epoxy-containing copolymer based on styrene, acrylic ester and/or methacrylic ester, and v) 0% to 15% by weight of an additive selected from the group consisting of lubricant, antiblocking agent, antistat, UV absorber, UV stabilizer, thermal stabil

Abstract: A breathable, heat-sealable composite film comprising first and second layers of polymeric material wherein (i) the polymeric material of the first layer comprises copolyester comprising monomeric units derived from one or more diol(s); one or more dicarboxylic acid(s); and one or more poly(alkylene oxide)glycol(s); and (ii) the second layer is a heat-sealable polymeric layer, and a process for the production thereof.

Abstract: A method for producing a polymer, including: (i) continuously supplying and bringing at least a first monomer, which is ring-opening polymerizable, and a compressive fluid into contact with each other, to thereby allow the first monomer to carry out ring-opening polymerization to continuously generate an intermediate; and (ii) bringing the intermediate and a second monomer, which is identical to or different from the first monomer in kind, into contact with each other, to thereby allow the intermediate and the second monomer to carry out polymerization.

Abstract: The current invention relates to poly(amide) and poly(ester-amide) polymers, coatings including the polymers, and narrow polydispersity drug delivery particles including the polymers.

Abstract: A method for producing polymer particles, including (A) polymerizing and granulating a ring-opening polymerizable monomer in a compressive fluid with a catalyst in the presence of a surfactant, or (B) polymerizing and granulating an addition polymerizable monomer in a compressive fluid in the presence of a silicone surfactant.

Abstract: The invention relates to novel ?-hydroxyalkylamides, to a method for their production and to the use thereof.

Abstract: An amorphous copolyester comprising the reaction product of (a) a monomer of formula I wherein R1, R2, R3, and R5 are each independently a C1-3 alkyl group, a is 0-1, b is 0-4, c is 0-4 and d is 0-3, and each R4 is independently hydrogen or a C1-3 alkyl group; (b) a terephthalyl component selected from terephthalic acid, a di(C1-3 alkyl) terephthalate, and combinations thereof, derived from a terephthalyl-containing polyester; and (c) 1,4-cyclohexane dimethanol; wherein the monomer (a) units are present in an amount from 7 to less than 12 mole % of the copolyester based on the total moles of repeat units in the copolyester; and the copolyester has a glass transition temperature of at least 107° C., an intrinsic viscosity of at least 0.7 dl/g, and a molded sample has a Notched Izod value of at least 290 J/m determined in accordance with ASTM D256.

Abstract: An alkyd resin formed by reacting waste cooking oil, one or more aromatic polycarboxylic acids, aliphatic polycarboxylic acids, or esterified polymerization products, and one or more polyols.

Abstract: A method for preparing poly(butylene terephthalate-co-adipate)copolymer includes reacting (i) poly(butylene terephthalate-co-adipate)oligomers, wherein the oligomers comprise at least one polymer residue derived from a polyethylene terephthalate component and a quencher, with (ii) a chain extender under conditions sufficient to form the poly(butylene terephthalate-co-adipate)copolymer.

Abstract: A radiation-cure removable type pressure-sensitive adhesive sheet includes: a pressure-sensitive adhesive layer made from a polyester-based pressure-sensitive adhesive composition containing a polyester including at least a lactic acid unit, a dibasic acid unit, and a glycol unit, a radiation-cure resin, a radiation reaction initiator, and a crosslinking agent. The dibasic acid unit includes a dimer acid, the polyester has a glass transition temperature of ?70 to ?20° C., a weight average molecular weight of 20,000 to 200,000, and a hydroxyl value of 1 to 60 mgKOH/g, the composition contains 30 to 70 parts by weight of the radiation-cure resin based on 100 parts by weight of the polyester and contains 3 to 10% by weight of the radiation reaction initiator based on the amount of the radiation-cure resin.

Abstract: An amorphous copolyester comprising the reaction product of (a) a monomer of formula I wherein R1, R2, R3, and R5 are each independently a C1-3 alkyl group, a is 0-1, b is 0-4, c is 0-4 and d is 0-3, and each R4 is independently hydrogen or a C1-3 alkyl group; (b) a terephthalyl component selected from terephthalic acid, a di(C1-3 alkyl) terephthalate, and combinations thereof, derived from a terephthalyl-containing polyester; and (c) 1,4-cyclohexane dimethanol; wherein the monomer (a) units are present in an amount from 7 to less than 12 mole % of the copolyester based on the total moles of repeat units in the copolyester; and the copolyester has a glass transition temperature of at least 107° C., an intrinsic viscosity of at least 0.7 dl/g, and a molded sample has a Notched Izod value of at least 290 J/m determined in accordance with ASTM D256.

Abstract: A toner including at least a crystalline resin as a binder resin, wherein a tetrahydrofuran soluble content of the toner includes 5.0% or more as a peak area of a component having a molecular weight of 100,000 or greater in a molecular weight distribution measured by gel permeation chromatography, and the tetrahydrofuran soluble content of the toner has a weight-average molecular weight of 20,000 to 60,000.

Abstract: The present invention relates to mixtures comprising of biodegradable polyesters comprising at least one polymer of natural origin and at least two aliphatic-aromatic polyesters of the diacid-diol type of which at least one with a high content of long chain aliphatic diacids of renewable origin showing excellent mechanical properties, sufficiently high melting temperatures, adequate crystallization rates, improved biodegradability properties as well as stability of physical properties over time.

Abstract: The present invention relates to an aliphatic-aromatic copolyester resin composition with excellent hydrolysis resistance, wherein an unsaturated compound or an anhydride thereof is introduced into a molecular structure, and specifically, the aliphatic-aromatic copolyester resin composition can be manufactured into all molded products by extrusion, injection and the like, by solving problems with respect to physical properties, processability, reaction rates and water solubility of conventional biological resins.

Abstract: Disclosed is a biodegradable polymer comprising an optionally substituted aliphatic hydrocarbon group having 5 or more carbon atoms at at least one terminal of the polymer chain, wherein the biodegradable polymer has a weight-average molecular weight of not less than 35,000 when the biodegradable polymer has a 2-pyrrolidone polymer or copolymer as its main chain and stearic acid at the terminal of the polymer chain; a molded article comprising the biodegradable polymer; and a method for controlling biodegradability of a biodegradable polymer, comprising introducing an optionally substituted aliphatic hydrocarbon group into the terminal of the polymer chain of the biodegradable polymer.

Abstract: A film of a carboxylated polymer of formula (I): wherein the sum of x, y and z is an integer from 10 to 10,000 and degree of hydrolysis is 0.05 or greater provides gas separation materials in which the degree of hydrolysis may be used to tune the selectivity of the gases to an optimal required range. Such films may be prepared by casting a film of a polymer of formula (II): wherein n is an integer from 10 to 10,000, and hydrolyzing all or a portion of the —CN groups to form —COOH groups.

Abstract: The present invention provides environmentally friendly demulsifiers for the breakdown of petroleum oil applications. The demulsification formulations of the present invention are biodegradable and are low in toxicity. The demulsifiers include a poly(tetramethylene glycol) and an alkylene glycol copolymer linked to the poly(tetramethylene glycol) by a difunctional coupling agent.

Abstract: A biodegradable polyester is provided. The biodegradable polyester is composed of a poly(terephthalate-di-(?-caprolactone) unit, a poly(terephthalate-butylene-terephthalate) unit, a poly(terephthalate-butylene-?-caprolactone) unit, a poly(?-caprolactone-butylene-?-caprolactone) unit, and a poly(tri(?-caprolactone) unit.

Abstract: The present invention relates to polyester fiber that can be used as fabric for an airbag. In particular, the present invention relates to a process for producing polyester fiber comprising conducting an esterification reaction of a dicarboxylic acid composition and glycol in a predetermined ratio; conducting a polycondensation reaction of the oligomer produced by the esterification reaction; conducting a solid state polymerization of the polymer produced by the polycondensation; and melt spinning and drawing the polyester chip produced by the solid state polymerization, fiber for an airbag produced thereby, and fabric for an airbag comprising the same. The polyester fiber prepared according to the present invention has low modulus, high strength, and high contraction.

Abstract: Disclosed herein are process for preparing cyclic esters comprising unsaturated functional groups. Also disclosed are copolymers prepared from the cyclic esters. The copolymers can be used to form microparticles, polymer micelles, etc., which are useful in drug delivery applications.

Abstract: The present invention relates to a process for the continuous production of polymer mixtures comprising: a) from 10 to 80% by weight of a biodegradable polyester (Q) composed of aliphatic or aliphatic and aromatic dicarboxylic acids and of aliphatic dihydroxy compounds, and b) from 20 to 90% by weight of one or more polymers (T) selected from the group consisting of: polylactic acid, polycaprolactone, polypropylene carbonate, polyglycolide, aliphatic polyester, cellulose acetate, and polyhydroxyalkanoate, where i) a mixture composed of the aliphatic dihydroxy compounds, of the aliphatic and aromatic dicarboxylic acids and, if appropriate, of further comonomers (component C) is mixed, without addition of any catalyst, to give a paste or, as an alternative, the liquid esters of the dicarboxylic acids are fed into the system, as also are the dihydroxy compound and, if appropriate, further comonomers, without addition of any catalyst, and in a first stage this mixture, together with the entire amount or with a

Abstract: This disclosure relates to an aliphatic-aromatic copolyester of poly(butylene-co-adipate terephthalate) that is prepared from recycled polyethylene terephthalate in the presence of titanium catalyst and a phosphorous containing compound. The copolyester is contaminated with little or no ethylene glycol and/or isophthalic acid, which are artifacts of preparing the copolyester from recycled PET. Advantageously, because there is little or no contamination from ethylene glycol and/or isophthalic acid in the copolyester, there is essentially no depression in the material's melting temperature.

Abstract: This invention provides an economical process for extruding a PLA resin into a low density foam with a high closed cell content. Excellent quality, low density foam is produced easily and reproducibly. The PLA resin in the foam has a weight average molecular weight of at least 500,000 and an intrinsic viscosity of at least 1.4 deciliters/gram.

Abstract: A control system is provided for shifting an automatic transmission of a motor vehicle, which includes, but is not limited to a speed controller, and an electronic control device. Through the electronic control device the parameters vehicle speed, position of the speed controller and acceleration of the speed controller can be captured. Through the electronic control device and through comparison of the captured values of the parameters with predetermined reference values a shifting time is determined for shifting the automatic transmission.

Abstract: A hot melt ink composition includes a copolyester, the copolyester consisting essentially of a condensation product of a first type of monomer, a second type of monomer and a third type of monomer, wherein the first type of monomer comprises at least one monomer A selected from the group of polyhydroxyl alcohols comprising X hydroxyl functional groups, wherein X?3, wherein the second type of monomer comprises at least one monomer B selected from the group of monomers being able to form an ester linkage with an alcohol and wherein the third type of monomer comprises at least one monomer C selected from the group of aromatic monocarboxylic acids. A method for preparing such copolyesters and a hot melt ink composition includes a mixture of such copolyesters.