Soluble silicone-imide copolymers

Details Soluble silicone-imide copolymers Soluble silicone-imide copolymers

1987-02-06

1990-11-06

Anderson, Harold D.

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

Synthetic resins

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

525431, 525474, 525479, 528 26, 528172, 528185, 528188, 427387, 428447, 4284735, C08G 7704

Patent

active

049687573

ABSTRACT:
There is provided a siloxane-imide copolymer composition having at least one polymeric block with a low glass transition temperature and at least one polymeric block with a high glass transition temperature. Preferred compositions have the general formula ##STR1##

REFERENCES:
patent: 3325450 (1967-06-01), Holub
patent: 4030948 (1977-06-01), Berger
patent: 4140572 (1979-02-01), Stein
patent: 4331799 (1982-05-01), Holub et al.
patent: 4395527 (1983-06-01), Berger
patent: 4586997 (1986-05-01), Lee
patent: 4670497 (1987-01-01), Lee

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