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US 4,394,469 AGranted
Polysiloxane treated antimony compounds
AssigneeUnion Carbide Corporation
InventorsJulius J. Stratta, Lloyd M. Robeson, Richard V. Girardi
Life of this patent
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Abstract
An inorganic antimony compound that is surface modified with up to about 10 percent by weight of a polysiloxane results in a flame retardant with improved rheology, flow, storage and dispersing characteristics.
Claims18
An inorganic antimony compound surface modified with up to about 10 percent by weight of a polysiloxane having the formula:
- ##STR3## wherein R, R' and R" are individually alkyl, alkenyl, aryl, alkylaryl, alkoxy, ether, ester, carboxyl, or amino groups having from 1 to 18 carbon atoms, and a+b equals from 2 to 1,000 provided a/b is greater than 0.5.
Dependencies are inferred from the claim text.