Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1993-04-21
1995-04-25
Hoke, Veronica P.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
524 80, 524121, C08K 55399
Patent
active
054099765
ABSTRACT:
A flame-retardant additive is provided comprising a source of phosphorus and a polymer or oligomer which is a phosphorus
itrogen-containing oligomer or polymer. These additives are found to be particularly suitable for use in polymer materials when used in combination with a second and different source of phosphorus, resulting in an additive having reduced smoke generation, reduced evolution of corrosive gases and improved flame-retarding properties.
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Griswold Gary L.
Hoke Veronica P.
Kirn Walter N.
Minnesota Mining and Manufacturing Company
Peters Carolyn V.
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