Abstract: A composition is described, comprising: (a) from 20 to 80 wt % of a polyester; (b) from 5 to 35 wt % of a flame retardant phosphinate of the formula (I) [(R1)(R2)(PO)—O]?mMm+??(I), a flame retardant diphosphinate of the formula (II) [(O—POR1)(R3)(POR2—O)]2?nMxm+??(II), and/or a flame retardant polymer derived from the flame retardant phosphinate of the formula (I) or the flame retardant diphosphinate of the formula (II), wherein R1 and R2 are identical or different and are H, C1-C6-alkyl, linear or branched, or C6-C10-aryl; R3 is C1-C10-alkylene, linear or branched, C6-C10-arylene, -alkylarylene or -arylalkylene; M is an alkaline earth metal, alkali metal, Al, Ti, Zn, Fe, or boron; m is 1, 2, 3 or 4; n is 1, 2, or 3; and x is 1 or 2; (c) from 1 to 25 wt % of a melamine polyphosphate, melamine cyanurate, melamine pyrophosphate, and/or melamine phosphate; (d) from more than 0 to 25 wt % of a polyetherimide; and (e) optionally, an additive.

Abstract: A composition, comprising: a poly(butylene terephthalate); a nitrogen-containing flame retardant selected from the group consisting of triazines, guanidines, cyanurates, isocyanurates, and mixtures comprising at least one of the foregoing nitrogen-containing flame retardants; a phosphinates or diphosphinates; and a charring polymer.

Abstract: Novel polyester composition comprising a polyester, wherein said polyester comprises structural units derived from substituted or unsubstituted diacid or diester, a substituted or unsubstituted diol; a phosphorus containing compound and at least one selected from a stabilizer and an organic compound comprising at least one functional group is been disclosed. In addition methods for the preparation of the polyester composition and articles derived from said composition is disclosed.

Abstract: A composition comprises 20 to 80 wt. % of a polyester component comprising a modified polybutylene terephthalate random copolymer derived from a polyethylene terephthalate component selected from polyethylene terephthalate and polyethylene terephthalate copolymers and having at least one residue derived from the polyethylene terephthalate component; from 5 to 35 wt. % of a flame retardant phosphinate (I) or (II) (R1)(R2)(PO)—O]?mMm+??(I) [(O—POR1)(R3)(POR2—O)]2?nMm+x??(II), and/or a flame retardant polymer thereof, wherein R1 and R2 are independently are H, C1-C6-alkyl, or C6-C10-aryl; R3 is C1-C10, alkylene, C6-C10-arylene, -alkylarylene or -arylalkylene; M is an alkaline earth metal, alkali metal, Al, Ti, Zn, Fe, or boron; m is 1, 2, 3 or 4; n is 1, 2, or 3; and x is 1 or 2; 1 to 25 wt. % of a melamine polyphosphate, melamine cyanurate, melamine pyrophosphate, and/or melamine phosphate; and more than 0 to 25 wt. % of a polyetherimide.

Abstract: A composition is described, comprising: (a) from 20 to 80 wt % of a polyester; (b) from 5 to 35 wt % of a flame retardant phosphinate of the formula (I) [(R1)(R2)(PO)—O]?mMm+??(I), a flame retardant diphosphinate of the formula (II) [(O—POR1)(R3)(POR2—O)]2?nMxm+??(II), and/or a flame retardant polymer derived from the flame retardant phosphinate of the formula (I) or the flame retardant diphosphinate of the formula (II), wherein R1 and R2 are identical or different and are H, C1-C6-alkyl, linear or branched, or C6-C10-aryl; R3 is C1-C10-alkylene, linear or branched, C6-C10-arylene, -alkylarylene or -arylalkylene; M is an alkaline earth metal, alkali metal, Al, Ti, Zn, Fe, or boron; m is 1, 2, 3 or 4; n is 1, 2, or 3; and x is 1 or 2; (c) from 1 to 25 wt % of a melamine polyphosphate, melamine cyanurate, melamine pyrophosphate, and/or melamine phosphate; (d) from more than 0 to 25 wt % of a polyetherimide; and (e) optionally, an additive.

Abstract: A composition comprises 20 to 80 wt. % of a polyester component comprising a modified polybutylene terephthalate random copolymer derived from a polyethylene terephthalate component selected from polyethylene terephthalate and polyethylene terephthalate copolymers and having at least one residue derived from the polyethylene terephthalate component; from 5 to 35 wt. % of a flame retardant phosphinate (I) or (II) (R1)(R2)(PO)—O]?mMm+ ??(I) [(O—POR1)(R3)(POR2—O)]2?nMm+x, ??(II) and/or a flame retardant polymer thereof, wherein R1 and R2 are independently are H, C1-C6-alkyl, or C6-C10-aryl; R3 is C1-C10, alkylene, C6-C10-arylene, -alkylarylene or -arylalkylene; M is an alkaline earth metal, alkali metal, Al, Ti, Zn, Fe, or boron; m is 1, 2, 3 or 4; n is 1, 2, or 3; and x is 1 or 2; 1 to 25 wt. % of a melamine polyphosphate, melamine cyanurate, melamine pyrophosphate, and/or melamine phosphate; and more than 0 to 25 wt. % of a polyetherimide.

Abstract: A thermoplastic molding composition comprises a resin composition having 50 to about 90 weight percent of a polyester, about 8 to about 48 weight percent of a polyetherimide, about 2 to about 25 weight percent of a high rubber graft impact modifier, each based on the total resin composition, and up to about 15 weight percent of a particulate filler. A method of making the composition comprises pre-melt compounding a polyester, a polyetherimide, and a high rubber graft impact modifier to form a pre-compounded blend, wherein the pre-compounded blend has a Tg of greater than or equal to about 110° C.; and dry-blending a crystallized polyester with the pre-compounded blend to form the molding composition. Such molding compositions are particularly useful in blow-molding containers for liquids such as beer.

Abstract: The invention relates to a process for making a modified thermoplastic polyester by reacting a thermoplastic polyester with a nitrogen-containing compound, wherein the thermoplastic polyester is first contacted in the solid state with an inert gas atmosphere containing at least one amino-compound of formula H2N—R—(X)n, wherein n is an integer?0, R=a linear, branched or cyclo-aliphatic or aromatic residue comprising 1–24 C-atoms and optionally containing hetero atoms, X?—NH2 or another functional group reactive with the polyester, at a temperature T(a) between room temperature and the melting point Tm of the polyester, during at least 1 s; and then heated to a temperature T(b) between T(a) and Tm, during up to 10 hours; and thereafter solid state polymerized at a temperature T(c) between (Tm?50) and Tm, during up to 100 hours, where T(a)<T(b)<T(c).

Abstract: A clear blend of three resin components includes a first polycarbonate resin component; a second resin component of a first polyester copolymer resin derived from a cycloaliphatic diol and a cycloaliphatic dicarboxylic acid, and a third resin component of a second polyester polymer resin derived from the condensation of a cyclohexane diol with a terephthalic acid and an additional condensation reaction component selected from aliphatic or aromatic diacids or diols suitable for enhancing the clarity of said blend wherein the three component blend has a light transmission of seventy percent or greater and an elongation at break after exposure to Fuel C of forty percent or greater.

Abstract: A composition, comprising: a poly(butylene terephthalate); a nitrogen-containing flame retardant selected from the group consisting of triazines, guanidines, cyanurates, isocyanurates, and mixtures comprising at least one of the foregoing nitrogen-containing flame retardants; a phosphinates or diphosphinates; and a charring polymer.

Abstract: A thermoplastic molding composition comprises a resin composition having 50 to about 90 weight percent of a polyester, about 8 to about 48 weight percent of a polyetherimide, about 2 to about 25 weight percent of a high rubber graft impact modifier, each based on the total resin composition, and up to about 15 weight percent of a particulate filler. A making the composition comprises pre-melt compounding a polyester, a polyetherimide, and a high rubber graft impact modifier to form a pre-compounded blend, wherein the pre-compounded blend has a Tg of greater than or equal to about 110° C.; and dry-blending a crystallized polyester with the pre-compounded blend to form the molding composition. Such molding compositions are particularly useful in blow-molding container for liquids such as beer.

Abstract: A thermoplastic molding composition comprises a resin composition having 50 to about 90 weight percent of a polyester, about 8 to about 48 weight percent of a polyetherimide, about 2 to about 25 weight percent of a high rubber graft impact modifier, each based on the total resin composition, and up to about 15 weight percent of a particulate filler. A making the composition comprises pre-melt compounding a polyester, a polyetherimide, and a high rubber graft impact modifier to form a pre-compounded blend, wherein the pre-compounded blend has a Tg of greater than or equal to about 110° C.; and dry-blending a crystallized polyester with the pre-compounded blend to form the molding composition. Such molding compositions are particularly useful in blow-molding containers for liquids such as beer.

Abstract: A pressurized container for storing gaseous or liquid carbon dioxide for use in pneumatic power devices, and carbonated beverages such as beer, soft drinks, and the like, which has acceptable creep, modulus, and yield strength values, which container is made from fiber-reinforced polyesters.

Abstract: A halogen-free, flame retardant polyester composition comprises, based on the total composition, (a) A poly(ethylene terephthalate) with a molecular weight of at least 50,000 or a blend of poly(ethylene terephthalate) with another polyester, taking into account that the ratio poly(ethylene terephthalate)/other polyester should be at least 55/45. (b) A combination of at least one N-containing compound, selected from the group of triazine, guanidine, or (iso)cyanurate compounds, and at least one P-containing compound, selected from the group of BPA-diphosphates or phosphoramides with the proviso that the ratio of the total amount of P- and N-containing compounds over the total polyester amount should be between 0.3 and 0.6 and the ratio of the P-containing compound over the N-containing compound should be higher than 0.8. (c) An anti-dripping agent in an amount of 0.01-2 weight percent of the total composition. (d) A reinforcing filler in an amount of 0-40 weight percent of the total composition.

Abstract: Disclosed is a method for the preparation of polymeric phosphate flame retardants with a molecular weight of at least about 1500 and a softening temperature of at least about 10° C. comprising the steps of (a) reacting a phosphorus oxyhalide with a monohydroxyaromatic compound, (b) removing substantially all of any remaining phosphorus oxyhalide; (c) reacting the monoaryldichlorophosphate product with a dihydroxyaromatic compound and (d) reacting the product of step (c) with a monohydroxyaromatic compound. The solid polymeric flame retardant has a linear structure and less than 10 ppm halogen bound to phosphorus. Also disclosed are resinous compositions comprising the solid polymeric phosphate made by the method of the invention and at least one other polymeric resin.

Abstract: A polyester composition includes a poly(butylene terephthalate), a nitrogen-containing flame retardant, and a phosphorus-containing flame retardant, such that the weight ratio of the total of the nitrogen-containing flame retardant and the phosphorus-containing flame retardant to poly(butylene terephthalate resin) is at least about 0.70, and the weight ratio of the phosphorus-containing flame retardant to the nitrogen-containing flame retardant is at least about 1.0. The compositions have excellent color stability under ultraviolet light aging, good flame retardance, and high impact strength.

Abstract: Disclosed is a method for the preparation of polymeric phosphate flame retardants with a molecular weight of at least about 1500 and a softening temperature of at least about 10° C. comprising the steps of (a) reacting a phosphorus oxyhalide with a monohydroxyaromatic compound, (b) removing substantially all of any remaining phosphorus oxyhalide; (c) reacting the monoaryldichlorophosphate product with a dihydroxyaromatic compound and (d) reacting the product of step (c) with a monohydroxyaromatic compound. The solid polymeric flame retardant has a linear structure and less than 10 ppm halogen bound to phosphorus. Also disclosed are resinous compositions comprising the solid polymeric phosphate made by the method of the invention and at least one other polymeric resin.

Abstract: A thermoplastic molding composition comprises a resin composition having 50 to about 90 weight percent of a polyester, about 8 to about 48 weight percent of a polyetherimide, about 2 to about 25 weight percent of a high rubber graft impact modifier, each based on the total resin composition, and up to about 15 weight percent of a particulate filler. A making the composition comprises pre-melt compounding a polyester, a polyetherimide, and a high rubber graft impact modifier to form a pre-compounded blend, wherein the pre-compounded blend has a Tg of greater than or equal to about 110° C.; and dry-blending a crystallized polyester with the pre-compounded blend to form the molding composition. Such molding compositions are particularly useful in blow-molding container for liquids such as beer.

Abstract: A polyester composition includes a poly(butylene terephthalate), a nitrogen-containing flame retardant, and a phosphorus-containing flame retardant, such that the weight ratio of the total of the nitrogen-containing flame retardant and the phosphorus-containing flame retardant to poly(butylene terephthalate resin) is at least about 0.70, and the weight ratio of the phosphorus-containing flame retardant to the nitrogen-containing flame retardant is at least about 1.0. The compositions have excellent color stability under ultraviolet light aging, good flame retardance, and high impact strength.

Abstract: A halogen-free, flame retardant polyester composition comprises, based on the total composition,