Pentaerythryl phosphonates and their use in self-extinguishing t

Details Pentaerythryl phosphonates and their use in self-extinguishing t Pentaerythryl phosphonates and their use in self-extinguishing t

1992-08-06

1994-02-22

Lee, Mary C.

Organic compounds -- part of the class 532-570 series

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

544195, 556174, 558 77, C07F 96509, C07F 96521, C07F 96574

Patent

active

052888690

ABSTRACT:
A new group of pentaerythryl diphosphonates and poly(pentaerythryl diphosphonates) are described. Flame-retardant compositions are also described, which include a thermoplastic polymer and a certain amount of self-extinguishing agent consisting of one of the above-mentioned pentaerythryl diphosphonates or poly(pentaerythryl diphosphonates).

REFERENCES:
patent: 4086208 (1978-04-01), Murayama et al.
patent: 4174343 (1979-11-01), Hardy et al.
patent: 4217267 (1980-08-01), Hoffmann et al.
patent: 4599375 (1986-07-01), Berte et al.
CIBA, Ltd.; Chem. Abstr. 1965, 63(7), 8405h; abstract of FR 1,395,178.

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