Title:
HYDROGEN-FILLING HOSE
Document Type and Number:
WIPO Patent Application WO/2022/107481
Kind Code:
A1
Abstract:
Provided is a hydrogen-filling hose having exceptional durability in repeated filling of high-pressure hydrogen. A hydrogen-filling hose (1) including an inner layer, a reinforcing layer, and an outer layer, the hydrogen-filling hose (1) being characterized in that the inner layer (2) includes a thermoplastic resin composition including a matrix that includes a polyamide resin and a domain that includes a modified styrene elastomer, the modified styrene elastomer content of the thermoplastic resin composition is 5-50 mass% of all polymer components in the thermoplastic resin composition, the reinforcing layer (3) includes at least one layer that includes steel wire, and the outer layer (4) includes a thermoplastic elastomer.
Inventors:
SATO SHUN (JP)
MAEDA DAISUKE (JP)
MAEDA DAISUKE (JP)
Application Number:
PCT/JP2021/037223
Publication Date:
May 27, 2022
Filing Date:
October 07, 2021
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD (JP)
International Classes:
C08L53/02; B32B1/08; B32B15/082; B32B15/088; C08L77/00; F16L11/08
Domestic Patent References:
| WO2018155491A1 | 2018-08-30 |
Foreign References:
| JP2009236258A | 2009-10-15 | |||
| JP2018066445A | 2018-04-26 |
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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