Polycarbonate-block copolymer blend with improved solvent and im

Details Polycarbonate-block copolymer blend with improved solvent and im Polycarbonate-block copolymer blend with improved solvent and im

1992-04-20

1995-04-04

Wu, Shean

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C08L 5300

Patent

active

H00014320

ABSTRACT:
A modified polycarbonate composition comprising a blend of a bisphenol A-based polycarbonate and from greater than about 5% and less than about 15% by weight of a high molecular weight hydrogenated styrene-butadiene-styrene triblock copolymer has dramatically improved environmental stress crack resistance as well as improved impact resistance properties.

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patent: 4628072 (1986-12-01), Shiraki et al.
patent: 4737545 (1988-04-01), Liu et al.

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