Patent ID: 8513337
Filing Date: 2013-08-20
Classification: B32B,C08G,C08L,C09J

Abstract:
1. A hot melt adhesive that includes a blend of three primary components, a first primary component is an isocyanate compound, a second primary component is petroleum liquid, a third primary component is polyol compound, said petroleum liquid selected from the group consisting of asphalt, modified asphalt, bitumen, modified bitumen, coal-tar, modified coal tar, or mixtures thereof, said isocyanate compound including one or more compounds selected from the group consisting of diisocyanate and polyisocyanate, said polyol compound including one or more compounds selected from the group consisting of polyester-polyol, polypropylene glycol, polybutylene glycol, olefinically unsaturated monomers, and alkylene diols, said polyol compound having a weight percent that is greater than a combined weight percent of said petroleum liquid and said isocyanate compound, said hot melt adhesive including one or more compounds selected form the group consisting of an acid stabilizer, a catalyst, and a tackifying agent, said hot melt adhesive comprising: