Title:
ゴム組成物、該ゴム組成物の加硫物及び成形品
Document Type and Number:
Japanese Patent JP7461204
Kind Code:
B2
Abstract:
To provide a sulfur-modified chloroprene rubber that can provide a vulcanizate having excellent permanent compression set and scorching resistance and reduced heat build-up.SOLUTION: A rubber composition contains a sulfur-modified chloroprene rubber having a specific terminal structure of 100 pts.mass, carbon black with an average particle size of 70 nm or less of 25-55 pts.mass, and a diene rubber, excluding chloroprene rubber, of 4-12 pts.mass.SELECTED DRAWING: None
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Inventors:
Atsushi Kondo
Takashi Sunada
Takashi Sunada
Application Number:
JP2020075210A
Publication Date:
April 03, 2024
Filing Date:
April 21, 2020
Export Citation:
Assignee:
Denka Company Limited
International Classes:
C08L15/00; C08C19/08; C08C19/22; C08F36/18; C08K3/04; C08K5/3445; C08K5/39; C08L9/00
Domestic Patent References:
| JP47002432A |
Foreign References:
| WO2014188676A1 | ||||
| WO2010095591A1 |
Attorney, Agent or Firm:
SK Patent Attorney Corporation
Akihiko Okuno
Hiroyuki Ito
Akihiko Okuno
Hiroyuki Ito