Amino acid copolymers of maleic acid

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof

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

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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.

REFERENCES:
patent: 2306918 (1942-12-01), Weiss et al.
patent: 3052655 (1962-09-01), Fox et al.
patent: 3846380 (1974-11-01), Fujimoto et al.
patent: 4169924 (1979-10-01), Barabas et al.
patent: 4363797 (1982-12-01), Jacquet et al.
patent: 4534881 (1985-08-01), Sikes et al.
patent: 4696981 (1987-09-01), Harada et al.
patent: 4839461 (1989-06-01), Boehmke
patent: 4996292 (1991-02-01), Fox et al.
patent: 5057597 (1991-10-01), Koskan
patent: 5064563 (1991-11-01), Yamaguchi et al.
patent: 5219952 (1993-06-01), Koskan et al.
Harada et al. Copolyamino acids. Chem. Absts. vol. 104:207690m, Jun. 1986.
Dessaignes, Quart. Jour. Chem. Soc. of London, pp. 187-188, reprinted 1950, trans. Comp. Rendu. pp. 432-434, 1850, attached.

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