High molecular weight polyimide, method of making same and artic

Details High molecular weight polyimide, method of making same and artic High molecular weight polyimide, method of making same and artic

1988-07-12

1991-06-25

Kight, III, John

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

Synthetic resins

From carboxylic acid or derivative thereof

528176, 528188, 528229, C08G 6926, C08G 1200, C08G 6300

Patent

active

050268228

ABSTRACT:
A novel composition consisting essentially of a polyimide of the formula: ##STR1## wherein R is: ##STR2## is disclosed and claimed. The composition has a weight average molecular weight, M.sub.w of at least 75,000 and a polydispersity of from about 1.8 to about 2.6.

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