Highly soluble aromatic polyimides

Details Highly soluble aromatic polyimides Highly soluble aromatic polyimides

1988-04-13

1989-07-25

Kight, John

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

Synthetic resins

From carboxylic acid or derivative thereof

528125, 528126, 528128, 528172, 528185, 528352, C08G 6926

Patent

active

048515051

ABSTRACT:
Highly soluble, optically transparent aromatic polyimides of the following formula are disclosed: ##STR1## where --X and --X.sub.1 are independently primary or secondary alkyl groups having 1 to 6 carbon atoms,

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NASA Technical Memorandum 89016; Sep. 1986; St. Clair, Anne K. & Terry L.; "Soluble Aromatic Polyimides for Film Coating Applications", pp. 1-10.

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