| abstract |
(57) [Summary]n(a) (i) at least one polydiorganosiloxane diamine, or at least one polyamine comprising a mixture of at least one polydiorganosiloxane diamine and at least one organic polyamine, and (ii) at least one A polydiorganosiloxane polyurea segment copolymer having a reaction product of the isocyanate to amine molar ratio between 0.9: 1 and 0.95: 1 or between 1.05: 1 and about 1.3: 1. (b) a tackifier composition comprising a silicate resin; This tackifying composition is particularly useful as a pressure-sensitive adhesive, a hot melt adhesive, a vibration damping material, and an anticorrosion material for foam backing tapes and medical tapes. |