Polycarbonate styrene copolymer blends with improved properties

Details Polycarbonate styrene copolymer blends with improved properties Polycarbonate styrene copolymer blends with improved properties

2007-09-04

2007-09-04

Buttner, David J. (Department: 1712)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

C524S321000, C525S067000, C525S133000, C525S148000

Reexamination Certificate

active

10510478

ABSTRACT:
Thermoplastic molding composition comprising components A, B, C and D and, if appropriate, E, F, G and H,A) from 1 to 97.5% by weight of at least one aromatic polycarbonate A,B) from 1 to 97.5% by weight of at least one graft polymer B made from b1) from 40 to 80% by weight of a graft base made from an elastomeric polymer B1, b2) from 20 to 60% by weight of a graft B2 made from b21) from 60 to 95% by weight of styrene or of substituted styrenes B21 and b22) from 5 to 40% by weight of at least one unsaturated nitrile B22,C) from 1 to 97.5% by weight of at least one thermoplastic copolymer C made from c1) from 60 to 85% by weight of styrene or of substituted styrenes C1 or mixtures thereof and c2) from 15 to 40% by weight of at least one unsaturated nitrile C2,D) from 0.5 to 50% by weight of at least one copolymer D, obtainable via reaction of d1) from 5 to 95% by weight of at least one thermoplastic methacrylate polymer D1 containing at least one type of functional groups selected from epoxy, carboxy, hydroxy, anhydride and oxazoline, with d2) from 5 to 95% by weight of at least one thermoplastic polyester D2,E) from 0 to 40% by weight of at least one filler E,F) from 0 to 2% by weight of at least one organic acid F,G) from 0 to 25% by weight of at least one halogen-free phosphorus compound G,H) from 0 to 45% by weight of other additives H.

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