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US 4,425,447 AGranted
Flame retardant polymer composition
AssigneeSaytech, Inc.
InventorDavid O. Williams
Life of this patent
Estimating the term…
Abstract
A polymer composition containing a flame retardant amount of tribromocumene. The polymer is preferably polyurethane and may be either foamed or non-foamed.
Claims2
A flame retardant, self-extinguishing polyurethane foam comprising:
- (a) an organic polyol,
- (b) sufficient organic polyisocyanate to combine with said polyol to produce polyurethane foam,
- (c) a foam-forming catalyst,
- (d) a blowing agent and
- (e) a sufficient amount of tribromocumene to impart flame retardant properties to the polyurethane.
2 more elements
Dependencies are inferred from the claim text.