Polyamide preparation with pentaamine cobalt (III) complex catal

Details Polyamide preparation with pentaamine cobalt (III) complex catal Polyamide preparation with pentaamine cobalt (III) complex catal

1983-12-15

1987-11-17

Anderson, Harold D.

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

Synthetic resins

From carboxylic acid or derivative thereof

526 90, 526171, 526172, 526310, 526311, 526312, 528310, 528319, 528336, 528335, 528363, C08G 6908

Patent

active

047075384

ABSTRACT:
A polyamide is produced by polymerizing at least one of an alpha, beta-unsaturated carboxylic acid and ammonia, an ammonium salt of an alpha, beta-unsaturated carboxylic acid, an alpha, beta-unsaturated nitrile and water, a beta-amino propionic acid or alkyl derivative thereof and an alpha, beta-unsaturated amide and ammonia in the presence of a catalyst comprising a pentaammine cobalt (III) complex.

REFERENCES:
patent: 2691643 (1954-10-01), Chirtel et al.
patent: 2749331 (1956-06-01), Breslow
patent: 3499879 (1970-03-01), Kobayashi et al.
patent: 3629203 (1971-12-01), Volker et al.
patent: 3994866 (1976-11-01), Lund et al.
patent: 4283524 (1981-08-01), Greene
Korshak et al--Synthetic Hetero-Chain Polyamides, 1964, p. 9.

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