Bis[4-(3,4-dimethylene-pyrrolidyl)phenyl] methane

Details Bis[4-(3,4-dimethylene-pyrrolidyl)phenyl] methane Bis[4-(3,4-dimethylene-pyrrolidyl)phenyl] methane

1989-02-16

1990-01-23

Anderson, Harold D.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

528322, C08G 7310

Patent

active

048959154

ABSTRACT:
A polyimide composition consisting essentially of recurring units having the following structural formula: ##STR1## is produced by the copolymerization of a bismaleimide and bis[4-(3,4-dimethylenepyrrolidyl)phenyl] methane.

REFERENCES:
patent: 4115359 (1978-09-01), Darms et al.
patent: 4713422 (1987-12-01), Kaschig et al.
patent: 4839440 (1989-06-01), Barthelemy

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