Spiro(bis) indane copolyamide and preparation thereof

Details Spiro(bis) indane copolyamide and preparation thereof Spiro(bis) indane copolyamide and preparation thereof

1988-02-16

1989-09-19

Anderson, Harold D.

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

Synthetic resins

From carboxylic acid or derivative thereof

528206, 528208, 528210, 528211, 528323, 528344, C08G 6914

Patent

active

048682799

ABSTRACT:
Copolyamides are prepared by the reaction of monocyclic spiro(bis)indane polyamide oligomers with lactams in the presence of basic reagents.

REFERENCES:
patent: 3725070 (1973-04-01), Hamb et al.

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