Patent ID: 8889815

Claim:
A polyurethane composition comprising: (a) at least one polyurethane comprising a reaction product of components comprising: (1) a polyurethane prepolymer prepared from components comprising: (i) about 1 equivalent of at least one polyisocyanate; and (ii) about 0.1 to about 0.9 equivalent of at least one branched polyol having 4 to 18 carbon atoms and at least 3 hydroxyl groups, glycerol, or glycerin; and (iii) about 0.3 to about 0.9 equivalent of at least one polyol having one or more bromine atoms, one or more phosphorus atoms or combinations thereof; and (2) about 0.1 to about 0.9 equivalents of one or more diols free of bromine atoms and phosphorus atoms and having 2 to 18 carbon atoms; and (b) at least one reinforcement material selected from the group consisting of polymeric inorganic materials, nonpolymeric inorganic materials, polymeric organic materials, nonpolymeric organic materials, composites thereof, and mixtures thereof.