Polyimides from substituted benzidine

Details Polyimides from substituted benzidine Polyimides from substituted benzidine

1991-10-21

1993-04-13

Anderson, Harold D.

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

Synthetic resins

From carboxylic acid or derivative thereof

528183, 528184, 528188, 528220, 528229, 528310, 528331, 528353, C08G 6912

Patent

active

052024105

ABSTRACT:
Certain substituted benzidines enable the preparation of linear chain, high molecular weight polyimides based on benzidine.

REFERENCES:
patent: 3386965 (1968-06-01), Huffman et al.
patent: 3533997 (1970-10-01), Angelo
patent: 4837299 (1989-06-01), Peters et al.
patent: 5026819 (1991-06-01), Irwin
"Aromatic Copolyamides Containing Pendant Carboxyl Groups", Hinderer et al., Applied Polymer Symposium, No. 21, 1-9 (1973).
Macromolecules 1985, 18, pp. 1058-1068.

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