Flame-retardant compositions

Details Flame-retardant compositions Flame-retardant compositions

1990-09-27

1991-09-03

Michl, Paul R.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

525209, 526240, 526241, C08F 1820

Patent

active

050456180

ABSTRACT:
A novel flame-retardant material is prepared by copolymerizing pentabromobenzyl-acrylate with a metal salt of a compound of Formula I: ##STR1## wherein R.sub.1 is H or lower alkyl, and R.sub.2 is selected from H, lower alkyl and ##STR2## The novel flame retardant has improved thermal stability and is useful in a variety of uses, e.g. as a flame retardant in engineering plastics and styrenic.

REFERENCES:
patent: 4059618 (1977-11-01), Blumenfeld et al.
patent: 4110296 (1978-08-01), Wang
patent: 4119612 (1978-10-01), Vollkommer et al.
patent: 4128709 (1978-12-01), Vollkommer et al.
patent: 4211730 (1980-07-01), Vollkommer et al.
patent: 4996276 (1991-02-01), Fishler et al.

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