Title:
RUBBER COMPOSITION, VULCANIZED MOLDED BODY, AND VULCANIZATE
Document Type and Number:
WIPO Patent Application WO/2023/210519
Kind Code:
A1
Abstract:
Provided are: a rubber composition from which it is possible to obtain a vulcanized molded body that has excellent processing safety, and excellent oil resistance, cold resistance, and flex fatigue resistance; and a vulcanizate and a vulcanized molded body which have excellent oil resistance, cold resistance, and flex fatigue resistance. The present invention provides a rubber composition that contains a chloroprene-based rubber and an epichlorohydrin-based rubber. When the amount of rubber contained in the rubber composition is defined as 100 parts by mass, the rubber composition contains 5-95 parts by mass of the chloroprene-based rubber, 5-95 parts by mass of the epichlorohydrin-based rubber, and 0.1-10 parts by mass of a compound having a p-phenylene diamine structure. The chloroprene-based rubber contains a chloroprene-based rubber having an unsaturated nitrile monomer unit content of less than 25 mass%.
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Inventors:
SAKAI YUKI (JP)
Application Number:
PCT/JP2023/015872
Publication Date:
November 02, 2023
Filing Date:
April 21, 2023
Export Citation:
Assignee:
DENKA COMPANY LTD (JP)
International Classes:
C08L11/00; C08K3/06; C08K3/22; C08K5/18; C08K5/37; C08K5/405; C08L71/03
Domestic Patent References:
| WO2013051689A1 | 2013-04-11 |
Foreign References:
| JP2010106227A | 2010-05-13 | |||
| JP2006348245A | 2006-12-28 | |||
| JP2015044965A | 2015-03-12 | |||
| JP2019214685A | 2019-12-19 |
Attorney, Agent or Firm:
SK INTELLECTUAL PROPERTY LAW FIRM et al. (JP)
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