Phosphorous acid esters and their use for stabilizing polyamides

Details Phosphorous acid esters and their use for stabilizing polyamides Phosphorous acid esters and their use for stabilizing polyamides

1980-09-22

1982-09-07

Kight, III, John

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524116, 524119, 524291, C08K 552

Patent

active

043484956

ABSTRACT:
Phosphorous acid esters obtained by reacting bisphenols with phosphorous trihalogenide or triphosphite and optionally or mono- or polyhydroxy compound are especially useful for stabilizing polyamides.

REFERENCES:
patent: 3231531 (1966-01-01), Buckley et al.
patent: 3558554 (1971-01-01), Kuriyama et al.
patent: 3661837 (1972-05-01), Cadus et al.
patent: 3907939 (1975-09-01), Robin et al.
patent: 4196117 (1980-04-01), Spivack
patent: 4233208 (1980-11-01), Spivack

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