Polycarbonate cross-linker resin and fire resistant compositions

Details Polycarbonate cross-linker resin and fire resistant compositions Polycarbonate cross-linker resin and fire resistant compositions

1988-12-07

1990-03-27

Kight, John

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528176, C08G 6364

Patent

active

049121944

ABSTRACT:
A polycarbonate resin, containing in the polymer chain at least one divalent moiety of the formula: ##STR1## wherein E is selected from the group consisting of alkylene containing from 1 to 15 carbon atoms, inclusive, and halogen-substituted alkylene containing from 1 to 15 carbon atoms, inclusive, a is an integer of 0 or 1 and R' is hydrogen or hydrocarbyl or halogen substituted hydrocarbyl amenable to beta elimination upon thermal degradation.

REFERENCES:
patent: 3285875 (1966-11-01), Farbenfabriken
patent: 4614767 (1986-09-01), Dean
patent: 4638036 (1987-01-01), Mark et al.
patent: 4663433 (1987-05-01), Pyles et al.
Volume of Applied Polymer Schence, vol. 10, pp. 245-252 (1966).

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