Abstract: A polyester is disclosed which is made up of: (1) from about 15 to about 40 weight percent monomer repeat units of isosorbide; (2) from about 25 to about 60 weight percent monomer repeat units of a dicarboxylic acid or anhydride such as succinic acid or anhydride; and (3) from about 10 to about 20 weight percent monomer repeat units of a polyhydric alcohol such as 1,3-propanediol. In some instances, the polymer may also include monomer repeat units of methyl nadic anhydride or nadic anhydride. A polymer composition is also disclosed, which includes the polyester as well as a biodegradable polymer selected from the group consisting of poly(lactic acid), poly(hydroxyalkanoates), and mixtures thereof.

Abstract: A polyester polyol is synthesized through an esterification reaction with a sebacic acid by-product fatty acid as a raw material; wherein the sebacic acid by-product fatty acid is refined from a by-product produced during preparing a sebacic acid from a castor oil; the sebacic acid by-product fatty acid includes, in weight percentage: a palmitic acid 15-25%, a stearic acid 10-16%, an oleic acid 45-57%, and a linoleic acid 12-28%. A method for preparing the polyester polyol is provided, as well as a polyurethane controlled-release fertilizer envelope and a polyurethane controlled-release fertilizer. The sebacic acid by-product fatty acid is used as a raw material to synthesize the polyester polyol because of a low price. The prepared fertilizer has excellent envelope and controlled-release performance, product structure performance is stable, cost performance is high, and degradation performance is sufficient after being applied to soil.

Abstract: A macromonomeric stabilizer, a preparation method thereof, a method for preparing a polymeric polyol using same, and the polymeric polyol prepared. Also disclosed are a soft polyurethane foam obtained by foaming a composition of the polymeric polyol prepared and a polyisocyanate, and a molded product comprising the soft polyurethane foam. The preparation method of the macromonomeric stabilizer comprises the following steps: reacting a polyol with a tricarboxylate not comprising a polymerizable ethylenically unsaturated double bond, or a derivative thereof, to form an adduct; and reacting the resulting adduct with an epoxide comprising a polymerizable ethylenically unsaturated double bond. The macromonomeric stabilizer of the present invention has a low viscosity, comprises a plurality of active sites, and can be directly used in subsequent reactions. The preparation method of the macromonomeric stabilizer can be carried out under normal pressure, without the need for end-blocking with ethylene oxide.

Abstract: The present invention refers to a polymer composite that comprises sand preferably medium, at least a load, at least a resin selected from among dicyclopentadiene polyester resin (DCPD) and resin PET and at least a phase-compatibilizing additive and/or flexibilizing agent of the polymer structure. Further, the present invention refers to process of preparing said composite besides the use of said composite for preparing some articles including sleepers. This composite presents several advantages when compared to the materials used today for preparing sleepers as it is more versatile than steel, more available and as effective as wood, more durable than the concrete as it comprises an optimized composition that combines ideal physical-chemical properties to exercise the function for which it was intended.

Abstract: The invention concerns a method for producing a polyester containing at least one 1,4:3,6-dianhydrohexitol unit comprising: •a step of introducing, into a reactor, monomers comprising at least one monomer (A) that is a diacid or a diester and at least one monomer (B) that is a 1,4:3,6-dianhydrohexitol; •a step of introducing, into the reactor, a catalytic system comprising either a catalyst comprising the element germanium and a catalyst comprising the element aluminum, or a catalyst comprising the elements germanium and aluminum, or a mixture of said two catalysts; •a step of polymerizing said monomers to form the polyester; •a step of recovering a polyester composition comprising the polyester and the catalytic system.

Abstract: The purpose of the present invention is to provide a two-component curable oxygen-absorbing resin composition that has both oxygen-absorbing and adhesive properties and cohesive power. The resin for an oxygen-absorbing adhesive is 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% to 95 mol %, the ratio of the acid component (B) to total acid components is 0% to 15 mol %, the polyester has a glass transition temperature of ?20° C. to 2° C., the resin is cured using a hardening agent, the acid component (A) is tetrahydrophthalic acid or a derivative thereof, or tetrahydrophthalic acid anhydride or a derivative thereof, and the acid component (B) is phthalic acid.

Abstract: Polyester polyols containing adducts formed from Diels-Alder and Ene reactions are disclosed. Processes for making the polyester polyols and uses of the polyester polyols as polyurethane coatings, adhesives, sealants, elastomers, and foams are also disclosed. In some embodiments, the polyester polyols contain biorenewable adducts based on maleic anhydride and farnesene and have particular application in making rigid and flexible polyurethane or polyisocyanurate foams.

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 toner which is excellent in low-temperature fixability, high-temperature offset resistance, storage stability and durability, while having a wide range of fixing temperature. Also disclosed is a polyester resin used for such a toner. The polyester resin is one of the following polyester resin (A)-(E) for toners.

Abstract: A polyester for a toner obtained by polycondensing an aliphatic hydroxycarboxylic acid compound having a total number of hydroxy group or groups and carboxyl group or groups of 4 or more; an alcohol component containing an aliphatic diol having a hydroxyl group bound to a secondary carbon atom in an amount of 50% by mol or more; and a carboxylic acid component, provided that the aliphatic hydroxycarboxylic compound is not included, wherein the aliphatic hydroxycarboxylic acid compound and the aliphatic diol having a hydroxyl group bound to a secondary carbon atom are in a molar ratio, i.e. the aliphatic hydroxycarboxylic acid compound/the aliphatic diol having a hydroxyl group bound to a secondary carbon atom, of from 0.05 to 0.8; a resin binder for a toner, containing the polyester; and a toner for electrophotography, containing the resin binder.

Abstract: A crosslinkable, branched polyester prepared by free radical polymerization of unsaturated polyester prepolymers, wherein the polymerization occurs primarily by reaction of the unsaturation is disclosed. Coatings comprising the same are also disclosed, as are substrates coated at least in part with such coatings.

Abstract: The present invention relates to an unsaturated polyester resin comprising itaconate esters as reactive unsaturations, wherein the acid value of the resin is in the range of from 25 to 125 and the molar ratio of hydroxyl end groups and carboxylic acid end groups is in the range of from 0.33 to 3. In one embodiment, the molar ratio of hydroxyl end groups and carboxylic acid end groups is in the range of from 0.33 to 0.9. In another embodiment, the molar ratio of hydroxyl end groups and carboxylic acid end groups is in the range of from 1.1 to 3.

Abstract: A polyester resin for a toner is a polycondensate of a dicarboxylic acid component and an alcohol component including rosin diol that is represented by the following formula (1), and has a weight average molecular weight (Mw) of from 40000 to 150000, and a molecular weight distribution (Mw/Mn) of from 12 to 25: wherein, R1 and R2 each independently represents hydrogen or a methyl group; L1, L2, and L3 each independently represents a divalent linking group selected from a group consisting of a carbonyl group, a carboxyl group, an ether group, a sulfonyl group, a chain-like alkylene group which may have a substituent, a cyclic alkylene group which may have a substituent, an arylene group which may have a substituent, and combinations thereof, and L1 and L2 or L1 and L3 may form a ring; and A1 and A2 represent a rosin ester group.

Abstract: This invention provides a coating composition for use on a food-contact surface of a container (e.g., a food or beverage can) that includes a polymer having one or more segments of Formula I: —O—Ar—Rn—C(O)—O—R1—O—C(O)—Rn—Ar—O— wherein each Ar is independently a divalent aryl group (i.e., an arylene group) or heteroarylene group; R1 is a divalent organic group; each R is independently a divalent organic group; and n is 0 or 1. Containers comprising the polymer and methods of making such containers are also provided.

Abstract: Described are polyesters comprising (a) a dicarboxylic acid component comprising terephthalic acid residues; optionally, aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and cyclohexanedimethanol residues. The polyesters have a desirable combination of inherent viscosity and glass transition temperature (“Tg”). The polyesters can have an inherent viscosity from 0.35 to 1.2 dL/g as determined in 60/40 (wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/100 ml at 25° C. and a Tg of 85 to 115° C. The polyesters may be manufactured into articles such as fibers, films, bottles or sheets.

Abstract: The invention is generally directed to baby bottles and other articles produced by blow molding from polymeric materials having glass transition temperatures ranging from 100° C. to 130° C., as well as to processes for producing them. These articles can be exposed to boiling water and can be produced by using a suitable combination of a stretch ratio of less than 3 and a preform temperature at least 20° C. greater than the glass transition temperature (Tg) of the polymeric material.

Abstract: Biodegradable aliphatic/aromatic copolyester comprising: A) an acid component comprising repeating units of: 1) 53 to 54 mol % of an aromatic carboxylic acid; 2) 47 to 36 mol % of an aliphatic acid at least 50% of which is azelaic acid; B) a diol component selected from the group consisting of C3, C4 and C6 diols said AAPE being disintegrated according to the Standard ISO 20200 in 90 days.

Abstract: A resin binder for use in a toner, containing an amorphous polyester having a furan ring; and a toner for electrophotography, containing the resin binder. The resin binder for use in a toner of the present invention is suitably used in a toner usable in development of latent images formed in electrophotography, an electrostatic recording method, an electrostatic printing method, or the like.

Abstract: Biodegradable aliphatic/aromatic copolyester comprising 50 to 60 mol % of an aromatic dicarboxylic acid and 40 to 50 mol % of an aliphatic acid, at least 90% of which is a long-chain dicarboxylic acid (LCDA) of natural origin selected from azelaic acid, sebacic acid, brassylic acid or mixtures thereof; and a diol component.

Abstract: Biodegradable aliphatic/aromatic copolyester comprising: A) an acid component comprising repeating units of: 1) 49 to 63 mol % of an aromatic carboxylic acid; 2) 51 to 37 mol % of an carboxylic acid, at least 50% of which is brassylic acid; B) a diol component; said copolyester being disintegrated according to the Standard ISO 20200 in 90 days.

Abstract: Biodegradable aliphatic/aromatic copolyester comprising 49 to 66 mol % of an aromatic polyfunctional acid; 51 to 34 mol % of an aliphatic acid, at least 70% of which is sebacic acid; and butandiol; and blends containing such copolyester.

Abstract: The purpose of the present invention is to provide a two-component curable oxygen-absorbing resin composition that has both oxygen-absorbing and adhesive properties and cohesive power. The resin for an oxygen-absorbing adhesive is 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 to 95 mol %, the ratio of the acid component (B) to total acid components is 0 to 15 mol %, the polyester has a glass transition temperature of ?20° C. to 2° C., the resin is cured using a hardening agent, the acid component (A) is tetrahydrophthalic acid or a derivative thereof, or tetrahydrophthalic acid anhydride or a derivative thereof, and the acid component (B) is phthalic acid.

Abstract: A copolyester composition comprising units of residues of a) about 1-40 mole % of trans 3,3?, trans 4,4? stilbene dicarboxylic acid and the combination thereof, b) about 99-60 mole % of cis,trans, and the combination thereof of 1,4 cyclohexane dicarboxylic acid, and c) about 50-100 mole % of cis, trans, and the combination thereof of 1,4-cyclohexane dimethanol. The resulting copolyester may be characterized by its clarity, as well as enhanced heat performance due to the presence of the stilbene moiety.

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: Described are polyester compositions comprising at least one polyester which comprises terephthalic acid residues, 2,2,4,4-tetramethyl-l,3-cyclobutanediol, and 1,4-cyclohexanedimethanol, wherein the inherent viscosity of said polyester is from 0.55 to 0.68 dL/g as determined in 60/40(wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/100 ml at 25° C.; wherein said polyester has a Tg from 110 to 160° C.; wherein the polyester composition comprises no polycarbonate; wherein the melt viscosity of the polyester is less than 10,000 poise as measured at 1 radian/second on a rotary melt rheometer at 290° C.; and wherein the polyester has a notched Izod impact strength, of at least 7.5 ft-lb/in.ch at 23° C. according to ASTM D256 with a 10-mil notch in a ? inch thick bar. The polyesters may be manufactured into articles of manufacture as fibers, films, bottles or sheets.

Abstract: The disclosed is a copolymer having a formula as: R1 is a combination of naphthalene, phenylene, butyl, and hexyl. R2 is a combination of ethylene, cyclohexlene, 2-methylpropyl, and neopentyl. n is a number of 1500 to 3000. The copolymer has a transparency greater than 80%, a thermal resistance greater than 100° C., a moisture absorption less than 0.5 wt %, and yellowing under UV/climate resistance greater than 1000 hours.

Abstract: Described are container(s) comprising polyesters comprising (a) a dicarboxylic acid component comprising terephthalic acid residues; optionally, aromatic dicarboxylic acid or aliphatic dicarboxylic acid residues; and (b) a glycol component comprising 15 to 50 mole % 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues and 50 to 85 mole % 1,4-cyclohexanedimethanol residues; wherein the total mole % of said dicarboxylic acid component is 100 mole %, and the total mole % of said glycol component is 100 mole %; wherein the inherent viscosity of the polyester is from 0.50 to 0.75 dL/g as determined in 60/40 (wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/100 ml at 25° C.; wherein said polyester has a notched Izod impact strength of at least 7.5 ft-lb/inch at 23° C. according to ASTM D256 with a 10-mil notch in a 1/8-inch thick bar; and wherein the melt viscosity of said polyester is less than 10,000 poise as measured at 1 radian/second on a rotary melt rheometer at 290° C.

Abstract: Described as one aspect of the invention are polyester compositions containing: (I) at least one polyester which comprises: (a) dicarboxylic acid component comprising: (i) 70 to 100 mole % of terephthalic acid residues; (ii) 0 to 30 mole % of aromatic dicarboxylic acid residues having up to 20 carbons atoms; and (iii) 0 to 10 mole % of aliphatic dicarboxylic acid residues having up to 16 carbon atoms; and (b) a glycol component comprising: (i) 1 to 99 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and (ii) 1 to 99 mole % of cyclohexanedimethanol residues; and (II) at least one thermal stabilizer chosen from at least one alkyl phosphate esters, aryl phosphate esters, mixed alkyl aryl phosphate esters, reaction products thereof, and mixtures thereof; wherein the total mole % of the dicarboxylic acid component is 100 mole %, and wherein the total mole % of the glycol component is 100 mole %.

Abstract: The invention is generally directed to baby bottles and other articles produced by blow molding from polymeric materials having glass transition temperatures ranging from 100° C. to 130° C., as well as to processes for producing them. These articles can be exposed to boiling water and can be produced by using a suitable combination of a stretch ratio of less than 3 and a preform temperature at least 20° C. greater than the glass transition temperature (Tg) of the polymeric material.

Abstract: Biodegradable aliphatic/aromatic copolyester comprising 49 to 66 mol % of an aromatic polyfunctional acid; 51 to 34 mol % of an aliphatic acid, at least 70% of which is sebacic acid; and butandiol; and blends containing such copolyester.

Abstract: Biodegradable aliphatic/aromatic copolyester comprising 50 to 60 mol % of an aromatic dicarboxylic acid and 40 to 50 mol % of an aliphatic acid, at least 90% of which is a long-chain dicarboxylic acid (LCDA) of natural origin selected from azelaic acid, sebacic acid, brassylic acid or mixtures thereof; and a diol component.

Abstract: Described as one aspect of the invention are polyester compositions containing: (I) at least one polyester which comprises: (a) a dicarboxylic acid component comprising: (i) 70 to 100 mole % of terephthalic acid residues; (ii) 0 to 30 mole % of aromatic dicarboxylic acid residues having up to 20 carbon atoms; and (iii) 0 to 10 mole % of aliphatic dicarboxylic acid residues having up to 16 carbon atoms; and (b) a glycol component comprising: (i) 1 to 99 mole % of 2,2,4,4-tetramethyl-1,3 -cyclobutanediol residues; and (ii) 1 to 99 mole % of cyclohexanedimethanol residues; and (II) at least one thermal stabilizer chosen from at least one of alkyl phosphate esters, aryl phosphate esters, mixed alkyl aryl phosphate esters, reaction products thereof, and mixtures thereof; wherein the total mole % of the dicarboxylic acid component is 100 mole %, and wherein the total mole % of the glycol component is 100 mole %.

Abstract: Biodegradable aliphatic/aromatic copolyester comprising: A) an acid component comprising repeating units of: 1) 53 to 54 mol % of an aromatic carboxylic acid; 2) 47 to 36 mol % of an aliphatic acid at least 50% of which is azelaic acid; B) a diol component selected from the group consisting of C3, C4 and C6 diols; said AAPE being disintegrated according to the Standard ISO 20200 in 90 days.

Abstract: Biodegradable aliphatic/aromatic copolyester comprising: A) an acid component comprising repeating units of: 1) 49 to 63 mol % of an aromatic carboxylic acid; 2) 51 to 37 mol % of an aliphatic carboxylic acid, at least 50% of which is brassylic acid; B) a diol component; said copolyester being disintegrated according to the Standard ISO 20200 in 90 days.

Abstract: The present invention relates to an unsaturated polyester resin comprising itaconate esters as reactive unsaturations, wherein the acid value of the resin is in the range of from 25 to 125 and the molar ratio of hydroxyl end groups and carboxylic acid end groups is in the range of from 0.33 to 3. In one embodiment, the molar ratio of hydroxyl end groups and carboxylic acid end groups is in the range of from 0.33 to 0.9. In another embodiment, the molar ratio of hydroxyl end groups and carboxylic acid end groups is in the range of from 1.1 to 3.

Abstract: Described are restaurant smallware, comprising polyester based composition, comprising dicarboxylic acid component as terephthalic acid residues and optionally, aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues and glycol component, comprising 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues and cyclohexanedimethanol residues. The polyester composition has the inherent viscosity from 0.55 to 0.0.68 dL/g as determined in 60/40 (wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/100 ml at 25° C., glass transition temperature Tg of 110° C. to 160° C., notched Izod impact strength of at least 7.5 ft-lb/inch at 23° C. according to ASTM D256 with a 10-mil notch in a ?-inch thick bar, melt viscosity is less than 10,000 poise as measured at 1 radian/second on a rotary melt rheometer at 290° C. and does not contain polycarbonate.

Abstract: This invention provides a coating composition for use on a food-contact surface of a container (e.g., a food or beverage can) that includes a polymer having one or more segments of Formula I: —O—Ar—Rn—C(O)—O—R1—O—C(O)—Rn—Ar—O— wherein each Ar is independently a divalent aryl group (i.e., an arylene group) or heteroarylene group; R1 is a divalent organic group; each R is independently a divalent organic group; and n is 0 or 1. Containers comprising the polymer and methods of making such containers are also provided.

Abstract: Described are polyester compositions comprising at least one polyester which comprises terephthalic acid residues in the amount from 80 to 100 mole %, 2,2,4,4-tetramethyl-1,3- cyclobutanediol in the preferable amount from 30 to 40 mole % and 1,4-cyclohexanedimethanol in the preferable amount from 60 to 70 mole % , wherein the total mole % of the dicarboxylic acid component is 100 mole %, and the total mole % of the glycol component is 100 mote %; and the inherent viscosity of polyester is from 0.55 to 0.68 dL/g as determined in 60/40 (wt/wt) phenol/tetrachtoroethane at a concentration of 0.5 g/100 ml at 25° C., polyester has a Tg from 110 to 160° C. and polyester composition comprises no polycarbonate. The polyesters may be manufactured into articles such as fibers, films, bottles or sheets.

Abstract: Described are film or sheet, comprising polyester based composition, comprising dicarboxylic acid component as terephthalic acid residues and optionally, aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues and glycol component, comprising 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues and cyclohexanedimethanol residues. The polyester composition has the inherent viscosity from 0.55 to 0.68 dL/g as determined in 60/40 (wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/100 ml at 25° C., glass transition temperature Tg of 110° C. to 160° C., notched Izod impact strength of at least 7.5 ft-lb/inch at 23° C. according to ASTM D256 with a 10-mil notch in a ?-inch thick bar, melt viscosity is less than 10,000 poise as measured at 1 radian/second on a rotary melt rheometer at 290° C. and does not contain polycarbonate.

Abstract: The invention relates to a composition comprising a modified, random copolyetherester containing a modified, random polytrimethylene terephthalate copolymer block that is derived from a polyethylene terephthalate component selected from the group consisting of polyethylene terephthalate and polyethylene terephthalate copolymers and combinations thereof; and contains at least one residue derived from the polyethylene terephthalate component; and a polyalkylene oxide copolymer block that contains polyalkylene oxide and at least one residue derived from the polyethylene terephthalate component.

Abstract: A series of resins were synthesized using a range of bio-based materials to control the molecular architecture, and therefore the properties, of the inventive resins. The utility of these resins was demonstrated in the formulation of powder coatings, such as ?-hydroxy amide crosslinked and hybrid types. Generally, the bio-based resins flowed out on heating faster than conventional petrochemically-based resins, allowing the use of lower temperatures in the curing oven than is typically possible and a more active catalyst system, especially in the carboxylic acid-epoxy crosslinked hybrid coatings formulations.

Abstract: Described are articles, comprising polyester based composition, comprising dicarboxylic acid component as terephthalic acid residues and optionally, aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues and glycol component, comprising 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues and cyclohexanedimethanol residues. The polyester composition has the inherent viscosity from 0.60 to 0.75 dL/g as determined in 60/40 (wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/100 ml at 25° C., glass transition temperature Tg of 100° C. to 130° C., notched Izod impact strength of at least 7.5 ft-lb/inch at 23° C. according to ASTM D256 with a 10-mil notch in a ?-inch thick bar, melt viscosity is less than 10,000 poise as measured at 1 radian/second on a rotary melt rheometer at 290° C. and does not contain polycarbonate. Composition can be manufactured into articles as fibers, films, bottles or sheets.

Abstract: Disclosed is an oxygen-absorbable solvent-soluble resin having both oxygen absorbability and adhesive properties. Specifically disclosed is an oxygen-absorbable solvent-soluble resin which comprises an acid component (A), an acid component (B) and a polyester having a constituent unit derived from a glycol component, wherein the ratio of the amount of the acid component (A) to the total amount of the acid components is 40 to 80 mol % and the ratio of the amount of the acid component (B) to the total amount of the acid components is 15 to 35 mol %. The acid component (A): tetrahydrophthalic acid or a derivative thereof, or tetrahydrophthalic anhydride or a derivative thereof; and the acid component (B): terephthalic acid.

Abstract: Described are film(s) and/or sheet(s) comprising polyesters comprising (a) a dicarboxylic acid component having terephthalic acid residues; optionally, aromatic dicarboxylic acid or aliphatic dicarboxylic acid residues; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 1,4-cyclohexanedimethanol residues.

Abstract: Described are film(s) and/or sheet(s) made using polyester compositions comprising polyesters comprising (a) a dicarboxylic acid component comprising 70 to 100 mole % of terephthalic acid residues, and up to 30 mole % of aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues; and (b) a glycol component comprising 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues, and 1,4-cyclohexanedimethanol residues.

Abstract: Described as one aspect of the invention are polyesters containing (a) a dicarboxylic acid component having from 70 to 100 mole % of terephthalic acid residues and up to 30 mole % of aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues; and (b) a glycol component having from 11 to 25 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues, and 75 to 89 mole % of 1,4-cyclohexanedimethanol residues; wherein the total mole % of the dicarboxylic acid component is 100 mole %, and the total mole % of the glycol component is 100 mole %. The polyesters may be manufactured into articles.

Abstract: Described are polyester compositions comprising (a) a dicarboxylic acid component comprising terephthalic acid residues; optionally, aromatic dicarboxylic acid or aliphatic dicarboxylic acid residues; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues, wherein said 2,2,4,4-tetramethyl-1,3-cyclobutanediol contains certain cis to trans ratios; and 1,4-cyclohexanedimethanol residues.

Abstract: Described are dialysis filter housings comprising polyester compositions comprising polyesters which comprise (a) a dicarboxylic acid component having terephthalic acid residues; optionally, aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues or ester residues thereof; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 1,4-cyclohexanedimethanol residues.

Abstract: Described are bottle(s) comprising polyesters comprising (a) a dicarboxylicacid component comprising terephthalic acid residues; optionally, aromatic dicarboxylic acid or aliphatic dicarboxylic acid residues; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 1,4-cyclohexanedimethanol residues.

Abstract: Described are food storage containers comprising polyester compositions comprising polyesters which comprise (a) a dicarboxylic acid component having terephthalic acid residues; optionally, aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues or ester residues thereof; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 1,4-cyclohexanedimethanol residues.