Polyamic acid having three-dimensional network molecular structu

Details Polyamic acid having three-dimensional network molecular structu Polyamic acid having three-dimensional network molecular structu

1992-02-24

1993-07-27

Kight,III, John

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

Synthetic resins

From carboxylic acid or derivative thereof

528125, 528126, 528128, 528170, 528172, 528173, 528179, 528183, 528185, 528187, 528188, 528220, 528229, 528342, 528348, 528351, C08G 6926, C08G 7310

Patent

active

052311627

ABSTRACT:
A polyamic acid having a three-dimensional network molecular structure produced by a gel forming ring-opening polyaddition reaction in an organic solvent of the reaction components comprising:

REFERENCES:
patent: 3878109 (1975-04-01), Ikeda
patent: 4405550 (1983-09-01), Hungerford
patent: 4426486 (1984-01-01), Hungerford
patent: 4690999 (1987-09-01), Numata
CA 78 (22): 136764v.
CA 110 (10): 76332v.
CA 77 (2): 6483w.
CA 74 (10): 43070t.
CA 72 (10): 44495f.
CA 72 (10): 44352g.

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