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US 4,313,761 AGranted
Reaction products of metal oxides and salts with phosphorus compounds
AssigneeMonsanto Company
InventorsSamuel F. Joyce, III, Albert W. Morgan, Norman W. Touchette, William Vanderlinde
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Abstract
Reaction products are prepared from metal oxides and salts and phosphorus compounds containing trivalent phosphorus. The reaction products are useful as flame retardants and smoke suppressants.
Claims10
A composition comprising a natural polymer and a reaction product of a phosphite/phosphonate of the formula ##STR7## wherein n has a value from 0 to 4 and a compound selected from the group consisting of a metal oxide and a metal salt.
Dependencies are inferred from the claim text.