Polyamide containing 4,4'-diamino-2,2', 6,6'-tetramethylbiphenyl

Details Polyamide containing 4,4'-diamino-2,2', 6,6'-tetramethylbiphenyl Polyamide containing 4,4'-diamino-2,2', 6,6'-tetramethylbiphenyl

1981-09-28

1983-05-03

Anderson, Harold D.

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

Synthetic resins

From carboxylic acid or derivative thereof

528208, 528229, 528337, 528338, 528339, 528340, 528348, 528349, C08G 6932

Patent

active

043821383

ABSTRACT:
Novel copolyamides and polyamides and molding compositions are prepared from 4,4'-diamino-2,2', 6,6'-tetramethylbiphenyl and aliphatic or aromatic diacids, dianhydride and mixtures of diamines. The polyamides and copolyamides are useful as engineering plastics.

REFERENCES:
patent: 3354127 (1967-11-01), Hill et al.
patent: 3901854 (1975-08-01), Jones

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