Title:
PRIMER COMPOSITION FOR SILICONE RUBBER AND BONDING OF SILICONE RUBBER
Document Type and Number:
Japanese Patent JPH03115328
Kind Code:
A
Abstract:
PURPOSE:To obtain the title composition which can bond a substrate such as a metal firmly to a silicone rubber by separately preparing a primer containing an organotitanic ester and a primer containing a specified alkoxysilane. CONSTITUTION:The purpose composition comprises a first primer comprising an organotitatic ester and an organic solvent and a second primer comprising an alkoxysilane of formula I [wherein R<1> is an alkenyl, formula II (wherein R<4> is H or an alkyl; R<5> is a bivalent hydrocarbon group); R<2> is an alkyl; R<3> is an (alkoxy-substituted) alkyl; a is 1-3; b is 0-2; and 1<=a+b<=3], a hydrolytic condensate thereof or a cohydrolyzed siloxane thereof and an organic solvent.
Inventors:
TAKAHASHI MASAHARU
HATAKEYAMA JUN
HATAKEYAMA JUN
Application Number:
JP25178689A
Publication Date:
May 16, 1991
Filing Date:
September 29, 1989
Export Citation:
Assignee:
SHINETSU CHEMICAL CO
International Classes:
C08J5/12; B29C65/70; C08J7/04; C09J5/00; C09J5/02; C09J183/00; C09J183/02; B29K83/00; (IPC1-7): B29C65/70; B29K83/00; C08J5/12; C09J5/00; C09J183/02
Attorney, Agent or Firm:
Takashi Kojima