Polyester molding compositions of reduced flammability

Details Polyester molding compositions of reduced flammability Polyester molding compositions of reduced flammability

1976-03-08

1977-09-13

Hoke, V.P.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 4575B, 260 457R, C08K 340, C08K 334, C08K 503

Patent

active

040481352

ABSTRACT:
Thermoplastic, linear, saturated polyesters containing flameproofing agents consisting of halogen compounds and an antimony trioxide which has been prepared in an aqueous suspension of an inorganic support using an aqueous antimony(III) halide solution and adding an aqueous solution of a base to raise the pH to from 6 to 8 with precipitation of the antimony compound onto the support, followed by separation of the solids from the aqueous phase.

REFERENCES:
patent: 3741893 (1973-06-01), Mascioli et al.
patent: 3764576 (1973-10-01), Russo
patent: 3810864 (1974-05-01), White et al.
patent: 3859246 (1975-01-01), Jackson et al.
patent: 3947421 (1976-03-01), Seydl

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