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US 4,289,712 AGranted
Tetrachloro-butyl secondary phosphites
AssigneeOlin Corporation
InventorRichard J. Turley
Life of this patent
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Abstract
Disclosed are novel tetrachloro-butyl secondary phosphites which are the reaction product of 4,4,4-trichloro-1,2-epoxybutane or 2,4,4,4-tetrachlorobutanol with a phosphorus trihalide. These compounds are useful as flame retardant additives in plastic resin compositions.
Claims3
A tetrachloro-butyl secondary phosphite having the formula:
- ##STR4## wherein X is a halogen, and R is selected from alkyl of 1 to about 20 carbon atoms, 2-haloalkyl of about 2 to about 8 carbon atoms, alkaryl, aryl, halogenated aryl, and arylalkyl.
Dependencies are inferred from the claim text.