Abstract: A thermoplastic composition includes: (a) from about 5 wt % to about 75 wt % of a polycarbonate component; (b) from about 10 wt % to about 60 wt % of a low refractive index polyester that is miscible with polycarbonate; (c) from about 10 wt % to about 30% of an inherently dissipative polymer (IDP) having a refractive index at room temperature of at least 1.50; and (d) from about 5 wt % to about 75 wt % of a copolymer comprising polycarbonate and isophthalate terephthalate resorcinol (ITR).

Abstract: A thermoplastic composition includes: (a) from about 5 wt % to about 90 wt % of an aliphatic polyester-polycarbonate copolymer; (b) from about 5 wt % to about 65 wt % of a polycarbonate component different from the aliphatic polyester-polycarbonate copolymer in element (a); and (c) from greater than 5 wt % to about 30 wt % of an inherently dissipative polymer (IDP). The composition has a heat distortion temperature of at least 90° C. at 1.8 MPa and 4.0 mm as determined in accordance with ISO 75 and a notched Izod impact strength at 23° C. of at least 25 kJ/m2 as tested in accordance with ISO 180 at a thickness of 4.0 mm. In further aspects the composition has improved surface gloss properties as compared to a comparative composition that does not include the aliphatic polyester-polycarbonate copolymer of element (a).

Abstract: A reinforced polycarbonate composition includes 30-60 wt % of a homopolycarbonate; 5-30 wt % of a poly(carbonate-siloxane); 10-40 wt % of a high heat polycarbonate having a glass transition temperature of 170° C. or higher determined per ASTM D3418 with a 20° C./min heating rate; 1-10 wt % of a phosphorous-containing flame retardant present in amount effective to provide 0.1-1.5 wt % phosphorous; 0.01-0.5 wt % of an anti-drip agent; 5-30 wt % of a reinforcing fiber; and optionally, up to 10 wt % of an additive composition, wherein each amount is based on the total weight of the reinforced polycarbonate composition, which sums to 100 wt %. A molded sample of the polycarbonate composition has a heat deflection temperature greater than 115° C., preferably greater than 125° C., more preferably greater than 130° C., or a flame test rating of V1, preferably V0 as measured according to UL-94 at a thickness of 0.8 millimeter, or at a thickness of 0.6 mm, or at a thickness of 0.4 mm.

Abstract: Disclosed are plastic compositions for use in forming plastic-metal hybrid materials, the compositions including an epoxy compound. Also provided are plastic-metal hybrid materials that are formed using the inventive plastic compositions, methods for forming such materials, and electronic devices that include the hybrid materials. The plastic compositions confer beneficial bonding strength with the metal partner of a hybrid material, good impact strength, and low color change following anodization, and retain these favorable characteristics under a range of processing conditions.

Abstract: A glass-filled polycarbonate composition comprising 5 to 95 wt % of a high heat copolycarbonate component; a phosphorous-containing flame retardant present in an amount effective to provide about 0.2 to 0.9 wt % of added phosphorous, 5 to 45 wt % of glass fibers; optionally, 5 to 50 wt % of a homopolycarbonate optionally, 5 to 45 wt % of a poly(carbonate-siloxane); optionally, 0.1 to 0.97 wt % of an anti-drip agent; wherein each amount is based on the total weight of the glass-filled polycarbonate composition, which sums to 100 wt %; wherein a molded sample of the glass-filled polycarbonate composition has a Vicat softening temperature of greater than or equal to 135° C. as measured according to ISO 306, and a flame test rating of V0 as measured according to UL-94 at a thickness of 1.0 millimeter, preferably 0.8 millimeter, or preferably 0.4 millimeter.

Abstract: A polymer composition includes a polymer component including a pre-dynamic cross-linked polymer composition that includes polyester chains joined by a coupler component; and one or more non-networking flame retardant additives. A method of preparing a dynamic cross-linked polymer composition includes: reacting a coupler component including at least two epoxy groups and a chain component including a polyester; and adding one or more non-networking flame retardant additives. The reaction is performed under such conditions to form a pre-dynamic cross-linked composition, and is performed in the presence of at least one catalyst that promotes the formation of the pre-dynamic cross-linked composition. The pre-dynamic cross-linked composition when subjected to a curing process exhibits particular plateau modulus and internal residual stress relaxation properties.

Abstract: A reinforced polycarbonate composition includes 30-60 wt % of a homopolycarbonate; 5-30 wt % of a poly(carbonate-siloxane); 10-40 wt % of a high heat polycarbonate having a glass transition temperature of 170° C. or higher determined per ASTM D3418 with a 20° C./min heating rate; 1-10 wt % of a phosphorous-containing flame retardant present in amount effective to provide 0.1-1.5 wt % phosphorous; 0.01-0.5 wt % of an anti-drip agent; 5-30 wt % of a reinforcing fiber; and optionally, up to 10 wt % of an additive composition, wherein each amount is based on the total weight of the reinforced polycarbonate composition, which sums to 100 wt %. A molded sample of the polycarbonate composition has a heat deflection temperature greater than 115° C., preferably greater than 125° C., more preferably greater than 130° C., or a flame test rating of V1, preferably V0 as measured according to UL-94 at a thickness of 0.8 millimeter, or at a thickness of 0.6 mm, or at a thickness of 0.4 mm.

Abstract: Provided are pre-dynamically cross-linked compositions including a networking additive including a flame retardant species. Specifically, such compositions include a polymer component including a pre-dynamic cross-linked polymer composition. The pre-dynamic polymer composition includes polyester component chains joined by a coupler component, the coupler component including a flame retardant species. A method of preparing a dynamic cross-linked polymer composition includes: reacting a coupler component including at least two reactive groups and a flame retardant species with a chain component including a polyester. The reacting is performed under such conditions so as to form a pre-dynamic cross-linked composition, and is performed in the presence of at least one catalyst that promotes formation of the pre-dynamic cross-linked composition.

Abstract: Provided are articles having a cellular structure and also having improved aging performance under certain types of illumination. Also provided are methods of utilizing the disclosed articles.