Flame retardants

Details Flame retardants Flame retardants

1980-06-23

1981-07-28

Hoke, V. P.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260927R, 260936, 260961, 260982, 528 72, 528108, 528287, 525340, C08K 553, C07F 932

Patent

active

042809517

ABSTRACT:
Phosphorus-containing condensation products are obtained by effecting condensation between an organophosphorus compound of the Formula, ##STR1## wherein X, Y and Z each is hydrogen or halogen, R.sub.1 and R.sub.2 each is hydrogen or methyl and R.sub.3 is hydrogen or an alkyl group and polyhydric alcohols having at least three alcoholic hydroxyl groups.
These condensation products are ueful as a flame retardant for various synthetic resins.

REFERENCES:
patent: 3468983 (1969-09-01), Praetzel et al.
patent: 3480594 (1969-11-01), Price
patent: 3702878 (1972-11-01), Saito
patent: 3897398 (1975-07-01), Beninate et al.
patent: 3919170 (1975-11-01), Allard
patent: 4035343 (1977-07-01), Bollert
patent: 4086206 (1978-04-01), Saito et al.
patent: 4113795 (1978-09-01), Izawa et al.
patent: 4137201 (1979-01-01), Kuo et al.
patent: 4157436 (1979-06-01), Endo et al.
patent: 4185006 (1980-01-01), Rasberger et al.

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