Flame retardant intumescent polyamides

Compositions: coating or plastic – Coating or plastic compositions – Contains fireproofing or biocidal agent

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260 292N, 260 292R, 260 312N, 260 324, 260 328N, 260 332R, 260 334R, 260 338R, 260 338UA, 260 336R, 521 84, 521134, 521135, 521 77, 521136, 521138, 521184, 521907, C08J 902

Patent

active

041792980

ABSTRACT:
Flame retardant intumescent polyamides comprising repeating structural units of the formulas ##STR1## wherein X is independently chloro or bromo, and n and n' are each independently a positive integer are disclosed.

REFERENCES:
patent: 3284216 (1966-11-01), Kaplan
patent: 3297754 (1967-01-01), Bentjes
patent: 3312565 (1967-04-01), Rayner et al.
patent: 3375220 (1968-03-01), Clark et al.
patent: 3396129 (1968-08-01), Yeodon et al.
patent: 3440201 (1969-04-01), Sempert et al.
patent: 3449161 (1969-06-01), Hindersinn et al.
patent: 3562197 (1971-02-01), Sears et al.
patent: 4009137 (1977-02-01), Dany et al.

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