Aromatic polyamide from 2,2'-bis(4-(4-amino-phenoxy)phenyl)hexaf

Details Aromatic polyamide from 2,2'-bis(4-(4-amino-phenoxy)phenyl)hexaf Aromatic polyamide from 2,2'-bis(4-(4-amino-phenoxy)phenyl)hexaf

1988-08-03

1990-12-11

Anderson, Harold D.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528125, 528128, 528183, 528190, 528191, 528229, 528337, 528348, C08G 6932

Patent

active

049772325

ABSTRACT:
Novel aromatic polyamides high in heat resistance and soluble in various organic solvents are obtained each by reacting 2,2'-bis[4-(4-aminophenoxy)phenyl]-hexafluoropropane or a simple derivative thereof with an aromatic dicarboxylic acid, e.g. isophthalic acid, or its dihalide or diester.

REFERENCES:
patent: 4203922 (1980-05-01), Jones et al.
patent: 4820793 (1989-04-01), Imai et al.

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