Process for making poly(carbonate-siloxanes) via alkyl amino ter

Details Process for making poly(carbonate-siloxanes) via alkyl amino ter Process for making poly(carbonate-siloxanes) via alkyl amino ter

1990-10-05

1993-03-16

Dean, Jr., Ralph H.

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

Synthetic resins

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

525467, 528 26, 528 29, 528 38, C08L 6900, C08L 8308

Patent

active

051945240

ABSTRACT:
A process is provided for making poly(carbonate-siloxanes). The process involves melt mixing polycarbonate resin and an amount of a secondary amine functional siloxane to produce a polycarbonate-siloxane copolymer. The process is useful for producing a copolymer resin that can be used as resin for making molded articles.

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patent: 4645614 (1987-02-01), Goossens et al.
patent: 4695612 (1987-09-01), Takekoshi et al.

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