Poly(butylene terephthalate) compositions, methods of manufacture, and articles thereof

A composition comprising

• from 30 to 90 wt. % of a modified poly(butylene terephthalate) copolymer comprising (a) at least one residue derived from a first polymer comprising a poly(ethylene terephthalate) component selected from the group consisting of poly(ethylene terephthalate) homopolymers, poly(ethylene terephthalate) copolymers, and combinations thereof;
• and (b) a member selected from the group consisting of
• (i) a second polymer selected from the group consisting of more than 0 to less than 115 ppm of a polyvinyl chloride, more than 0 to less than 115 ppm of a polyvinylidene chloride, more than 0 to less than 2.9 wt. % of a polyamide, more than 0 to less than 5.75 wt. % of a polylactic acid, and combinations thereof, each based on parts by weight or weight of the poly(ethylene terephthalate) component,
• (ii) at least one residue derived from the second polymer, and
• (iii) combinations thereof;
• wherein the residue derived from the poly(ethylene terephthalate) component is selected from the group consisting of ethylene glycol groups, diethylene glycol groups, isophthalic acid groups, antimony-containing compounds, germanium-containing compounds, titanium-containing compounds, cobalt-containing compounds, tin containing compounds, aluminum, aluminum salts, 1,3-cyclohexanedimethanol isomers, 1,4-cyclohexanedimethanol isomers, alkali salts, alkaline earth metal salts, phosphorous-containing compounds and anions, sulfur-containing compounds and anions, napthalene dicarboxylic acids, 1,3-propanediol groups, and combinations thereof;
• from 5 to 40 wt. % of a polycarbonate component;
• from more than 0 to 20 wt. % of an impact modifier component, and
• optionally, from 0 to 5 wt. % of an additive selected from the group consisting of heat stabilizers, pentaerythritol, antioxidants, quenchers, mold release agents, polytetrafluoroethylene, light absorbers, polytetrafluoroethylene-poly(styrene-co-acrylonitrile) mixtures, and combinations thereof;
• and
• from 0 to 20 wt. % of a flame retardant.

A composition comprising

• from 5 to 90 wt. % of a modified poly(butylene terephthalate) copolymer comprising (a) at least one residue derived from a first polymer comprising a poly(ethylene terephthalate) component selected from the group consisting of poly(ethylene terephthalate) homopolymers, poly(ethylene terephthalate) copolymers, and combinations thereof;
• and (b) a member selected from the group consisting of
• (i) a second polymer selected from the group consisting of polyvinyl chlorides present in an amount of more than 0 to less than 115 ppm, polyvinylidene chlorides present in an amount of more than 0 to less than 115 ppm, polyamides present in an amount of more than 0 to less than 2.9 wt. %, polylactic acid present in an amount of more than 0 to less than 5.75 wt. %, and combinations thereof, each based on parts by weight or weight of the poly(ethylene terephthalate) component,
• (ii) at least one residue derived from the second polymer, and
• (iii) combinations thereof, wherein the residue derived from the poly(ethylene terephthalate) component comprises ethylene glycol groups, diethylene glycol groups, and antimony-containing compounds;
• from 5 to 60 wt. % of a polycarbonate component;
• from more than 0 to 20 wt. % of an impact modifier component;
• and
• optionally, from 0 to 5 wt. % of an additive selected from the group consisting of heat stabilizers, pentaerythritol, antioxidants, quenchers, mold release agents, polytetrafluoroethylene, light absorbers, polytetrafluoroethylene-poly(styrene-co-acrylonitrile) mixtures, and combinations thereof;
• and
• from 0 to 20 wt. % of a flame retardant.

A composition comprising, based on the total weight of the composition:

• from 5 to 90 wt. % of a modified poly(butylene terephthalate) copolymer, wherein
• (i) the modified poly(butylene terephthalate) copolymer is derived from a polymer composite comprising (a) a first polymer comprising a poly(ethylene terephthalate) component selected from the group consisting of poly(ethylene terephthalate) homopolymers, poly(ethylene terephthalate) copolymers, and combinations thereof, and (b) from more than 0 to less than 2.9 wt. % of Nylon 6, based on the weight of the polymer composite, and wherein
• (ii) the modified poly(butylene terephthalate) copolymer comprises a member selected from the group consisting of a residue derived from the poly(ethylene terephthalate) homopolymer, a residue derived from the poly(ethylene terephthalate) copolymer, a residue derived from the Nylon 6, and combinations thereof;
• from 5 to 60 wt. % of a polycarbonate component;
• at least 1 wt. % of an impact modifier component;
• and
• optionally, from 0 to 5 wt. % of an additive;
• wherein the composition has a heat deflection temperature from 85° C. to 100° C., measured at 0.455 MPa in accordance with ASTM D648.

A composition comprising, based on the total weight of the composition:

• from 5 to 90 wt. % of a modified poly(butylene terephthalate) copolymer, wherein
• (i) the modified poly(butylene terephthalate) copolymer is derived from a polymer composite comprising (a) a first polymer comprising a poly(ethylene terephthalate) component selected from the group consisting of poly(ethylene terephthalate) homopolymers, poly(ethylene terephthalate) copolymers, and combinations thereof, and (b) from more than 0 to less than 2.9 wt. % of Nylon 6,6 based on the weight of the polymer composite, and wherein
• (ii) the modified poly(butylene terephthalate) copolymer comprises a member selected from the group consisting of a residue derived from the poly(ethylene terephthalate) homopolymer, a residue derived from the poly(ethylene terephthalate) copolymer, a residue derived from the Nylon 6,6, and combinations thereof;
• from 5 to 90 wt. % of a polycarbonate component;
• at least 1 wt. % of an impact modifier component;
• and
• optionally, from 0 to 5 wt. % of an additive;
• wherein the composition has a heat deflection temperature from 85° C. to 100° C., measured at 0.455 MPa in accordance with ASTM D648.

A composition comprising, based on the total weight of the composition:

• from 5 to 90 wt. % of a modified poly(butylene terephthalate) copolymer, wherein
• (i) the modified poly(butylene terephthalate) copolymer is derived from a polymer composite comprising (a) a first polymer comprising a poly(ethylene terephthalate) component selected from the group consisting of poly(ethylene terephthalate) homopolymers, poly(ethylene terephthalate) copolymers, and combinations thereof, and (b) from more than 0 to less than 20 wt % wt. % of polylactic acid, based on the weight of the composite polymer component, and wherein
• (ii) The modified poly(butylene terephthalate) copolymer comprises a member selected from the group consisting of a residue derived from the poly(ethylene terephthalate) homopolymer, a residue derived from the poly(ethylene terephthalate) copolymer, a residue derived from the polylactic acid, and combinations thereof;
• from 5 to 60 wt. % of a polycarbonate component;
• at least 1 wt. % of an impact modifier component;
• and
• optionally, from 0 to 5 wt. % of an additive;
• wherein the composition has a heat deflection temperature from 75° C. to 100° C., measured at 1.82 MPa in accordance with ASTM D648.