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Title:
RUBBER COMPOSITION AND ORGANOPOLYSILOXANE
Document Type and Number:
WIPO Patent Application WO/2024/101082
Kind Code:
A1
Abstract:
A rubber composition containing an organopolysiloxane, e.g., one represented by the following average empirical formula (1), which has a mercapto-group-containing organic group and either or both of a trialkoxysilyl-group-containing organic group and a dialkoxymethylsilyl-group-containing organic group. The rubber composition has excellent vulcanizability and, after having been vulcanized, is extremely good in tensile property, wet gripping, and low rolling resistance to render a desired fuel-saving tire possible. (1) (A)a(B)b(C)c(D)dSiO(4-a-b-c-d)/2 (A represents a mercapto-group-containing organic group, B represents a trialkoxysilyl-group-containing organic group or a dialkoxymethylsilyl-group-containing organic group, C represents a hydrolyzable group, D represents a C1-C12 alkyl group, a C1-C10 haloalkyl group, or a C6-C12 aryl group, and a, b, c, and d indicate numbers satisfying 0

Inventors:
HIROKAMI MUNENAO (JP)
KIMURA TSUNEO (JP)
IRIFUNE SHINJI (JP)
NAKAMURA TSUTOMU (JP)
Application Number:
PCT/JP2023/037415
Publication Date:
May 16, 2024
Filing Date:
October 16, 2023
Export Citation:
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Assignee:
SHINETSU CHEMICAL CO (JP)
International Classes:
C08L21/00; C08G77/28; C08L83/08
Domestic Patent References:
WO2013031488A12013-03-07
Foreign References:
JP2002201278A2002-07-19
JP2014214091A2014-11-17
CN102690449A2012-09-26
JP2017502149A2017-01-19
JP2019174635A2019-10-10
Attorney, Agent or Firm:
PATENT ATTORNEY CORPORATION EI-MEI PATENT OFFICE (JP)
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