Title:
RUBBER COMPOSITION AND RUBBER PRODUCT
Document Type and Number:
WIPO Patent Application WO/2023/163231
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a rubber composition that achieves both durability and low fuel consumption. The solution to this problem is a rubber composition characterized by containing: a diene rubber (A); a heterocyclic compound (B) having at least one heterocycle selected from the group consisting of pyrimidine rings, pyridazine rings, pyrazine rings, triazine rings, and tetrazine rings; a metal salt (C); and sulfur (D), the rubber composition moreover being characterized in that the mass ratio (D/C) of the sulfur (D) and the metal salt (C) is 0.1-10. The heterocyclic compound (B) preferably has a triazine ring or a tetrazine ring.
Inventors:
KOTANI KYOHEI (JP)
TANAKA TAKATSUGU (JP)
TANAKA TAKATSUGU (JP)
Application Number:
PCT/JP2023/007428
Publication Date:
August 31, 2023
Filing Date:
February 28, 2023
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B60C1/00; C08L9/00; C08K3/04; C08K3/06; C08K3/16; C08K3/22; C08K3/36; C08K5/098; C08K5/14; C08K5/34; C08K5/3462; C08K5/3477; C08K5/3492; C08L15/00
Foreign References:
| JP2019108450A | 2019-07-04 | |||
| JP2020176229A | 2020-10-29 | |||
| JP2020122081A | 2020-08-13 | |||
| JP2021107506A | 2021-07-29 |
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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