Title:
RUBBER COMPOSITION FOR HOSE, AND HOSE
Document Type and Number:
WIPO Patent Application WO/2020/026977
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide: a rubber composition for hoses which is excellent in terms of heat resistance and impermeability to refrigerant-containing compositions; and a hose. The rubber composition for hoses comprises 100 parts by mass of a butyl rubber and 10-30 parts by mass of a softener having a dynamic viscosity at 40°C of 50 mm2/s or higher. The hose has been formed using the rubber composition for hoses.
Inventors:
SUGIHARA KOKI (JP)
Application Number:
PCT/JP2019/029406
Publication Date:
February 06, 2020
Filing Date:
July 26, 2019
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD (JP)
International Classes:
C08L23/22; C08K3/04; C08L91/00; F16L11/10
Foreign References:
| JPH1060172A | 1998-03-03 | |||
| JP2013064035A | 2013-04-11 | |||
| CN102504424A | 2012-06-20 | |||
| JP2004115677A | 2004-04-15 | |||
| JP2009270070A | 2009-11-19 | |||
| JP2000063800A | 2000-02-29 | |||
| JP2004176908A | 2004-06-24 | |||
| JP2012092959A | 2012-05-17 | |||
| JP2014028890A | 2014-02-13 | |||
| JPH1025375A | 1998-01-27 |
Other References:
TOKAI CARBON CO., LTD.: "Non-official translation: Carbon Black-Physicochemical properties", Retrieved from the Internet
IDEMITSU: "Safety data sheet", DIANA PROCESS OIL NM-280, 2017
"Non-official translation: ID-L004 About differences between paraffinic and naphtenic base oils", Retrieved from the Internet
IDEMITSU: "Safety data sheet", DIANA PROCESS OIL NM-280, 2017
"Non-official translation: ID-L004 About differences between paraffinic and naphtenic base oils", Retrieved from the Internet
Attorney, Agent or Firm:
ITOH Hideaki et al. (JP)
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