Title:
SILICONE RUBBER COMPOSITION AND SILICONE RUBBER
Document Type and Number:
Japanese Patent JP2019065219
Kind Code:
A
Abstract:
To provide a silicone rubber composition becoming a silicone rubber excellent in transparency and ultraviolet absorption performance.SOLUTION: There is provided a silicone rubber composition containing (A) organopolysiloxane having at least 2 aliphatic unsaturated group in a molecule:100 pts.mass, RSiO(1), wherein R is same or different kind unsubstituted or substituted monovalent hydrocarbon group having 1 to 12 carbon atoms, and n is a positive number of 1.95 to 2.05, (B) reinforcement silica with specific surface area of 50 m/g or more:5 to 100 pts.mass, (C) silica which carries metal oxide particles containing titanium oxide, a surface of which is hydrophobize by a silicon atom-containing hydrophobizing agent, and which has primary particle diameter before carrying the metal oxide particles in a range of 5 to 50 nm:0.01 to 50 pts.mass, (D) a curing agent:0.01 to 10 pts.mass.SELECTED DRAWING: None
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Inventors:
TODOROKI DAICHI
OGATA TOMOYA
OGATA TOMOYA
Application Number:
JP2017193573A
Publication Date:
April 25, 2019
Filing Date:
October 03, 2017
Export Citation:
Assignee:
SHINETSU CHEMICAL CO
International Classes:
C08L83/07; C08K3/36; C08K9/06; C08L83/05
Domestic Patent References:
| JP2017105895A | 2017-06-15 |
Attorney, Agent or Firm:
Mikio Yoshimiya
Toshihiro Kobayashi
Toshihiro Kobayashi