Chemistry of carbon compounds – Miscellaneous organic carbon compounds
Patent
1976-07-12
1977-09-27
Hoke, V. P.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
106177, 106178, 106190, 260 25FP, 260 25AJ, 260 459AM, 260564E, C08K 529, C07C12300
Patent
active
040511014
ABSTRACT:
Compounds of the formula ##STR1## wherein each X is independently selected from a group consisting of hydrogen, chlorine, bromine, alkyl, and haloalkyl, said alkyl containing 1 to 6 carbon atoms and said haloalkyl of 1 to 6 carbon atoms containing 1 to 3 halogen atoms, each halogen being independently selected from chlorine and bromine; each Y is independently selected from a group consisting of halogen, hydrogen phosphate, hydrogen sulfate, nitrate, acetate, alkali-metal phosphate, and alkali-metal sulfate; each R is independently selected from the group consisting of hydrogen, alkyl and haloalkyl, said alkyl containing 1 to 3 carbon atoms and said haloalkyl of 1 to 3 carbon atoms containing 1 to 3 halogen atoms, said halogen atoms being selected from chlorine and bromine; and n is an integer from 1 to 5, are effective flame retardants for polyurethane, polyester, and sytrenic polymeric compositions.
REFERENCES:
patent: 2815333 (1957-12-01), Klein et al.
patent: 3269901 (1966-08-01), Schnell et al.
patent: 3334989 (1967-08-01), Imel et al.
patent: 3513197 (1970-05-01), Daum et al.
patent: 3636075 (1972-01-01), Loev
patent: 3825597 (1974-07-01), Diamond
Hoke V. P.
Phipps Robert M.
Velsicol Chemical Corporation
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