Metal phosphinates as smoke retardants for polyvinyl halides

Details Metal phosphinates as smoke retardants for polyvinyl halides Metal phosphinates as smoke retardants for polyvinyl halides

Filed on

1975-11-28

Date issued

1977-09-20

Examiner

Hoke, V. P.

Patent Class

Chemistry of carbon compounds

SubClass

Miscellaneous organic carbon compounds

Other Related Categories

260 457P, 260 4575R, 260 4575C, 260 4575N, 260 4575B, 260 4575F, 260 4575G, 260 4575M, 260 4575P, 260 4575V, 260 4575W, 260 4575K, C08J 320

Type

Patent

Status

active

Patent number

040496120

Description

ABSTRACT:
A smoke-retardant polymer composition composed of an admixture of a polyvinyl halide resin and a metal phosphinate having one, two, three or four phosphinate groups per coordination center.

REFERENCES:
patent: 3179676 (1965-04-01), Stern
patent: 3296193 (1967-01-01), Walsh et al.
patent: 3344207 (1967-09-01), Radice
patent: 3786114 (1974-01-01), Jaquiss et al.
patent: 3900444 (1975-08-01), Rocky et al.

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