Patent No. U.S. 7,268,178 B2
Henkel has obtained a patent for a hot-melt pressure-sensitive adhesive composition comprised of at least one tackifier component, at least one styrene block copolymer, a plasticizer component and at least one hydrogenated styrene-butadiene-butylene-styrene block copolymer in addition to the at least one styrene block copolymer, wherein the hydrogenated styrene-butadiene-butylene-styrene block copolymer has a ratio of styrene block sections to the total amounts of olefin block and alkylene block in the range from 20:80 to 80:20.