Cyclopentadienylene vinylene polymers

Details Cyclopentadienylene vinylene polymers Cyclopentadienylene vinylene polymers

1987-05-27

1989-03-28

Smith, Jr., Edward J.

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

Synthetic resins

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

5253295, 5253261, 525366, 526280, 526281, 526269, 428409, 4284111, 26433117, C08F 3204, C08F 800

Patent

active

048165212

ABSTRACT:
Polycyclopentadienylene vinylene exhibiting solvent resistance, e.g. to chlorinated solvents such as chloroform and methylene chloride and to amine solvents such as dimethylformamide, is prepared by removal of acid groups from precursor polymer having norbornene dioxo derivatives.

REFERENCES:
patent: 3330815 (1967-07-01), McKeon et al.
patent: 3959234 (1976-05-01), Kurosawa et al.
patent: 4022954 (1977-05-01), Kurosawa et al.
patent: 4316978 (1982-02-01), Kennedy et al.
patent: 4412044 (1983-10-01), Takahashi et al.

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