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US 8,273,818 B2Granted
Flame retardant elastomer latices
AssigneePolyOne Corporation
InventorStephen D. Horton
Life of this patent
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Abstract
A non-halogenated elastomeric latex is disclosed, using as flame retardants, an aqueous dispersion of organoclay and a conventional non-halogenated flame retardant, of which less is needed than conventionally, because of the use of the organoclay. The latex can become a film, sheet, or other article.
Claims12
A non-halogenated latex, comprising:
- (a) an elastomer latex binder;
- (b) a non-halogen flame retardant selected from the group consisting of aluminum trihydrate, magnesium hydroxide, or combinations thereof;
- and
- (c) an organoclay,
- wherein the organoclay is an aqueous organoclay dispersion, comprising
- (1) an aqueous based carrier and
- (2) an organoclay containing a multi-charged spacing/coupling agent comprising a multi-onium ion compound having at least one ammonium ion and at least one oxonium ion.
4 more elements
Dependencies are inferred from the claim text.