Title:
TUBE
Document Type and Number:
WIPO Patent Application WO/2023/171101
Kind Code:
A1
Abstract:
Provided is a tube (10) with which creep resistance and flexibility can be improved. The hollow tube (10), which is configured from a laminate in which a plurality of layers are laminated in the thickness direction from the inner peripheral side to the outer peripheral side, has a configuration wherein the laminate (10X) includes: a first layer (10A) that is formed from a polyamide with a flexural modulus of 200-1450 MPa and has a thickness of 0.1-0.5 mm; and a second layer (10B) that is formed from one kind of polyurethane elastomers and polyamide elastomers or a mixture of the two kinds.
Inventors:
MIZUTA HIROBUMI (JP)
HIOKI TOMOYA (JP)
ASAKA MAAYA (JP)
KAMENO SHUNSUKE (JP)
HIOKI TOMOYA (JP)
ASAKA MAAYA (JP)
KAMENO SHUNSUKE (JP)
Application Number:
PCT/JP2022/048580
Publication Date:
September 14, 2023
Filing Date:
December 28, 2022
Export Citation:
Assignee:
NITTA CORP (JP)
International Classes:
F16L11/04; B32B27/34; B32B27/40
Foreign References:
| JP2016048088A | 2016-04-07 | |||
| JP2020032588A | 2020-03-05 | |||
| JP2012215278A | 2012-11-08 |
Attorney, Agent or Firm:
DORAIT IP LAW FIRM (JP)
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