Ester-modified polyamides

Details Ester-modified polyamides Ester-modified polyamides

1980-03-31

1981-12-22

Anderson, Harold D.

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

Synthetic resins

From carboxylic acid or derivative thereof

4284744, 428480, 528301, 528324, C08G 6312, C08G 6366

Patent

active

043072275

ABSTRACT:
Ester-modified polyamides containing of from 50 to 80% by weight of --HN--(CH.sub.2).sub.5 --CO units are obtained by reaction of .gamma.-caprolactam and mixtures of dicarboxylic acids, primary diamines and polyalkylene glycols and are suitable inter alia as hot melt adhesives and for the elastification of thermoplastic materials.

REFERENCES:
patent: 2450940 (1948-10-01), Cowan et al.
patent: 2886543 (1959-05-01), Peerman et al.
patent: 3546178 (1970-12-01), Caldwell et al.

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