Title:
RUBBER COMPOSITION, FOAM, AND METHOD FOR MANUFACTURING FOAM
Document Type and Number:
WIPO Patent Application WO/2023/286682
Kind Code:
A1
Abstract:
The present invention provides a rubber composition that makes it possible to obtain a foam having an excellent balance of breaking strength, elongation at break, hardness, tear strength, oil resistance, etc. Provided is a rubber composition comprising a copolymer rubber that has chloroprene-derived structural units and unsaturated nitrile-derived structural units, a vulcanization promoter, a foaming agent, a softener, a reinforcing material, and a vulcanizing agent, said rubber composition containing 0.3-3.0 parts by mass of the vulcanization promoter with respect to 100 parts by mass of the copolymer rubber.
Inventors:
ISHIGURO HIROYUKI (JP)
ABE YASUSHI (JP)
NISHINO WATARU (JP)
ABE YASUSHI (JP)
NISHINO WATARU (JP)
Application Number:
PCT/JP2022/026907
Publication Date:
January 19, 2023
Filing Date:
July 07, 2022
Export Citation:
Assignee:
DENKA COMPANY LTD (JP)
International Classes:
C08J9/04; B29C43/34; B29C44/00; B29C44/36; C08K3/013; C08L11/00
Domestic Patent References:
| WO2020095967A1 | 2020-05-14 | |||
| WO2021053926A1 | 2021-03-25 |
Foreign References:
| JP2020196785A | 2020-12-10 | |||
| JP2014070214A | 2014-04-21 | |||
| JP2012067235A | 2012-04-05 | |||
| JP2020015819A | 2020-01-30 |
Attorney, Agent or Firm:
SK INTELLECTUAL PROPERTY LAW FIRM et al. (JP)
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