Title:
HEAT-RESISTANT MILLABLE-TYPE SILICONE RUBBER COMPOSITION
Document Type and Number:
Japanese Patent JP2022077398
Kind Code:
A
Abstract:
To provide a millable-type silicone rubber composition, which provides a silicone rubber (cured material) having more excellent heat resistance at a high temperature of 200°C or more, especially 300°C.SOLUTION: A millable-type silicone rubber composition comprises: (A) 100 pts.mass of organopolysiloxane with an average degree of polymerization of 1,000 or more, having 2 or more alkenyl groups bonded to silicon atoms in one molecule; (B) 5 to 100 pts.mass of reinforcing silica having a specific surface area of 50 m2/g or more; (C) 0.01 to 10 pts.mass of yellow iron oxide; (D) 0.01 to 10 pts.mass of at least one selected from cerium oxide and cerium hydroxide; and (E) 0.1 to 10 pts.mass of an organic peroxide.SELECTED DRAWING: None
Inventors:
KOIKE YOSHIAKI
Application Number:
JP2020188245A
Publication Date:
May 23, 2022
Filing Date:
November 11, 2020
Export Citation:
Assignee:
SHINETSU CHEMICAL CO
International Classes:
C08L83/07; C08F299/08; C08K3/22; C08K3/36; C08K5/14
Attorney, Agent or Firm:
Mitsuo Matsui
Hiroshi Murakami
Yukari Kato
Kawamura English
Hiroshi Murakami
Yukari Kato
Kawamura English