Amino acid copolymers of maleic acid

Details Amino acid copolymers of maleic acid Amino acid copolymers of maleic acid

1993-10-06

1995-04-18

Kight, III, John

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

Synthetic resins

From carboxylic acid or derivative thereof

528363, 528367, 525419, 525420, 525539, 525540, C08G 6910, C08G 6391, C08G 6948, C08G 7300

Patent

active

054080290

ABSTRACT:
Polymers of maleic, fumaric or malic acids or maleic, fumaric or malic acid and ammonia with amino acids are prepared by heating at 180.degree.-350.degree. C., preferably 200.degree.-300.degree. C. The polymer formed may be converted to a salt by hydrolysis with a metal hydroxide or ammonium hydroxide.

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