Patent ID: 8653157
Filing Date: 2014-02-18
Classification: C08G,C08L

Abstract:
1. A polyurethane compound, comprising: (a) the reaction product of (b) an organic wax, wherein component (b) is a polyethylene wax, wherein the compound is essentially free of polytetrafluoroethylene, wherein the isocyanate is selected from the group consisting of 1,4-diisocyanatobenzene, 1,3-diisocyanato-o-xylene, 1,3-diisocyanato-p-xylene, 1,3-diisocyanato-m-xylene, 2,4-diisocyanato-1-chlorobenzene, 2,4-diisocyanato-1-nitrobenzene, 2,5-diisocyanato-1-nitrobenzene, m-phenylene diisocyanate, 2,4 toluene diisocyanate, 2,6-toluene diisocyanate, mixtures of 2,4- and 2,6-toluene diisocyanate, hexahydrotoluene diisocyanate, 1,5-naphthalene diisocyanate, 1-methoxy-2,4-phenylene diisocyanate, 2,2-, 2,4-, and 4,4′-biphenylmethane diisocyanate, methyl, diphenyl diisocyanate, 4,4′-biphenylene diisocyanate, 3,3′-dimethyl-4,4′-diphenylmethane diisocyanate, 3,3′-4,4′-diphenylmethane diisocyanate, and 3,3′-dimethyldiphenylmethane-4,4′-diisocyanate; 4,4′,4″-triphenylmethane triisocyanate, polymethylene polyphenylene polyisocyanate, 2,4,6-toluene triisocyanate; 4,4-dimethyl-2,2′-5,5′-diphenylmethane tetraisocyanate, isocyanate-terminated (MDI) prepolymer, modified 4,4′ diphenylmethane diisocyanate (mMDI) prepolymer, 2,2-, 2,4-, and 4,4-diphenylmethane diisocyanate and pre-polymers made thereof and combinations thereof, and wherein the compound when molded has a NBS abrasion according to ASTM method D1630 of at least 200.