Patent ID: 6713546
Filing Date: 2004-03-30
Classification: C08G,C08L

Abstract:
A one-pack room temperature-curable sealant composition for automobile comprising(A) an organopolysiloxane which both ends of the molecular chain are each blocked by a hydroxyl group and the viscosity at 25Â° C. is from 30000 to 70000 mPaÂ·s, (B) a cross-linking agent, (C) zinc carbonate and/or zinc oxide, (D) tabular alumina having an average particle size of 5 &mgr;m or less, and (E) a silane coupling agent of the following general formula (1): (wherein R1, R2 and R3 represent each independently a divalent hydrocarbon group having 1 to 3 carbon atoms, and Me represents a methyl group.).