yh-1312, yh-1308 yh-1211 are petroleum resins suitable for hot melt pressure sensitive adhesives, which include many kinds of packaging tapes, labels, double sided tapes, masking tapes and surgical types. they have excellent compatibility with styrene b-lock polymers like sis, sebs, seps and sbs, natural rubber, many kinds of synthetic rubber and eva, as well as natural tackifier resins. they provide enhanced performance in hot melt pressure sensitive adhesive applications.