Organic compounds -- part of the class 532-570 series – Organic compounds – Phosphorus esters
Patent
1986-01-17
1987-09-29
Sutto, Anton H.
Organic compounds -- part of the class 532-570 series
Organic compounds
Phosphorus esters
521169, 558 98, 558165, 558186, C07F 909, C07F 940
Patent
active
046970290
ABSTRACT:
Phosphobrominated polyetherpolyols which contain in their molecule oxyalkylene radicals bound to phosphorus atoms in the phosphate or phosphonate state and 1,4-dioxy-2,3-dibromo-2-butylene radicals in which the ratio of the total number of oxyalkylene radicals to the total number of phosphorus atoms is equal to at least 7.
These polyetherpolyols can be used as flame-retarding reactive additives in the manufacture of flame-retardant flexible polyurethane foams involving polyetherpolyols, the foams possessing good comfort-conferring properties.
REFERENCES:
patent: 3294873 (1966-12-01), Lutz et al.
patent: 4044074 (1977-08-01), Walsh et al.
patent: 4180532 (1979-12-01), Chakrabarti et al.
patent: 4220611 (1980-09-01), Wolf
patent: 4298709 (1981-11-01), Ginter et al.
Collin Andre
Wautier Henri
Solvay & Cie. (Societe Anonyme)
Sutto Anton H.
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