Smoke and fire retardants for halogen-containing plastic composi

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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524432, 106296, 106306, C08K 322

Patent

active

043606245

ABSTRACT:
A solid solution of zinc oxide and magnesium oxide and/or calcium oxide when added to a halogen-containing plastic composition serves as a smoke and/or fire retardant agent.
This solid solution agent may be added to the plastic composition, preferably with an antimony compound.

REFERENCES:
patent: 2028980 (1936-01-01), Korinth et al.
patent: 2286744 (1942-06-01), Leatherman
patent: 3560441 (1971-02-01), Schwarcz et al.
patent: 3723139 (1973-03-01), Larkin et al.
patent: 3869420 (1975-03-01), Mathis
patent: 3945974 (1976-03-01), Schwarcz et al.
Flammability of Solid Plastics, vol. 7, Fire and Flammability Series, (1974), pp. 263-275, Sobolev.

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