Title:
RUBBER COMPOSITION FOR HOSE INNER TUBES, LAMINATE, AND HOSE
Document Type and Number:
WIPO Patent Application WO/2023/008067
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a rubber composition for a hose inner tube, which can achieve excellent inner tube release properties even if a cobalt compound is not contained or is contained at a low content. To this end, the present invention is a rubber composition for a hose inner tube, wherein said rubber composition is characterized by containing: A) a rubber component containing an acrylonitrile-butadiene rubber; B) sulfur; C) a sulfenamide-based vulcanization accelerator; D) a bismaleimide compound represented by general formula (I); and further, as an optional component, E) a cobalt compound.
Inventors:
UEMURA TAKUYA (JP)
KONTANI KATSUNORI (JP)
IIZUKA MUNENORI (JP)
HARA ATSUSHI (JP)
KONTANI KATSUNORI (JP)
IIZUKA MUNENORI (JP)
HARA ATSUSHI (JP)
Application Number:
PCT/JP2022/026053
Publication Date:
February 02, 2023
Filing Date:
June 29, 2022
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
C08L9/02; B32B1/08; B32B15/06; B32B25/14; C08K3/04; C08K3/06; C08K3/36; C08K5/3415; C08K5/435; C08K5/44; F16L11/10
Foreign References:
| JP2014152311A | 2014-08-25 | |||
| JP2017019984A | 2017-01-26 | |||
| JP2015218251A | 2015-12-07 | |||
| JP2016069608A | 2016-05-09 |
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
Download PDF:
Previous Patent: RUBBER COMPOSITION FOR HOSE INNER TUBES, LAMINATE, AND HOSE
Next Patent: SOLAR CELL MODULE AND SOLAR POWER GENERATION SYSTEM
Next Patent: SOLAR CELL MODULE AND SOLAR POWER GENERATION SYSTEM