Flame retardant polyol compositions and their preparation

Details Flame retardant polyol compositions and their preparation Flame retardant polyol compositions and their preparation

1979-08-08

1981-11-24

Lovering, Richard D.

Compositions

Fire retarding

For solid synthetic polymer and reactants thereof

428921, 521164, 521906, C09K 328

Patent

active

043023401

ABSTRACT:
A flame retardant polyol composition is prepared by reacting chloral with a compound selected from the group consisting of urea, diethanolurea, dipropanolurea, thiourea, sulfamide and mixtures thereof in the presence of a polyhydroxy composition having 2 to 8 hydroxy groups. These compositions are useful for preparing flame retardant polyurethane foams.

REFERENCES:
patent: 2523470 (1950-09-01), Kropa et al.
patent: 3314902 (1967-04-01), Wismer et al.
patent: 3345338 (1967-10-01), Merten et al.
patent: 3440259 (1969-04-01), Bungs
patent: 4152497 (1979-05-01), Miano et al.

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