Title:
ORGANOPOLYSILOXANE COMPOSITION FOR RESIN-ADHESIVE OIL SEAL AND OIL SEAL FOR MOTOR VEHICLE
Document Type and Number:
WIPO Patent Application WO/2018/055851
Kind Code:
A1
Abstract:
This organopolysiloxane composition for a resin-adhesive oil seal comprising: a silane coupling agent having at least one functional group other than an isocyanate group, said functional group containing a nitrogen atom, a sulfur atom, or an oxygen atom, and/or a partially hydrolyzed condensate of the silane coupling agent; and an isocyanate silane compound, and/or a partially hydrolyzed condensate thereof, in which an amount of a curing agent is adjusted and a high-viscosity base oil is used, can be suitably used as an oil seal for a motor vehicle, and in particular, has exceptional initial pressure resistance performance in rapid curing, improves adhesion and adhesive strength to a resin oil pan, and imparts a cured product with favorable elongation and engine oil resistance.
Inventors:
UTA AKIRA (JP)
SAKAMOTO TAKAFUMI (JP)
SAKAMOTO TAKAFUMI (JP)
Application Number:
PCT/JP2017/022053
Publication Date:
March 29, 2018
Filing Date:
June 15, 2017
Export Citation:
Assignee:
SHINETSU CHEMICAL CO (JP)
International Classes:
C08L83/06; C08K3/00; C08K5/5415; C08K5/544; C08K5/5465; C08K9/04; C09K3/10
Foreign References:
| JP2015131938A | 2015-07-23 | |||
| JP2011252079A | 2011-12-15 | |||
| JP2012036252A | 2012-02-23 | |||
| JP2015021019A | 2015-02-02 | |||
| JP2014532091A | 2014-12-04 |
Attorney, Agent or Firm:
PATENT PROFESSIONAL CORPORATION EI-MEI PATENT OFFICE (JP)
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