REACTION PRODUCT OF PROPYLENE POLYMER AND WAX, GRAFT COPOLYMERS DERIVED FROM POLYPROPYLENE POLYMER AND WAX, HOT MELT ADHESIVE COMPOSITIONS INCLUDING THE SAME, AND METHODS OF USING AND MAKING THE SAME

摘要

A reaction product and hot melt adhesive compositions that include the reaction product are disclosed. The reaction product includes the reaction product of a first polymer that includes at least one of polypropylene homopolymer and polypropylene-alpha-olefin copolymer, a first wax that includes at least one of polyethylene wax, Fischer Tropsch wax and paraffin wax, and a free radical initiator and has a viscosity of no greater than 12,000 centipoise at 177° C.

主权项

1. A hot melt adhesive composition comprising:
a reaction product of components comprising
a first polymer comprising polypropylene homopolymer, polypropylene-alpha-olefin copolymer, or a combination thereof,a first wax comprising polyethylene wax, Fischer Tropsch wax, or a combination thereof, anda free radical initiator, andbeing free of an unsaturated compound comprising at least one functional group and having a molecular weight no greater than 1000 g/mole, the reaction product having a number average molecular weight greater than 5000 g/mole, a polydispersity index of no greater than 5, and a viscosity of no greater than 12,000 centipoise at 177° C.; and a tackifying agent.