Title:
FLEXIBLE TUBE FOR ENDOSCOPE, ENDOSCOPE-TYPE MEDICAL DEVICE, AND METHODS FOR PRODUCING THESE
Document Type and Number:
WIPO Patent Application WO/2022/004657
Kind Code:
A1
Abstract:
Provided are: a flexible tube for an endoscope, having a flexible tube base material that has a metal as a constituent material and a coating layer that covers the outer periphery of this flexible tube base material, wherein the flexible tube for an endoscope has a primer layer including at least one of a specific silane coupling agent, an aluminum alkoxide compound, a zirconium alkoxide compound, and a titanium alkoxide compound between the flexible tube base material and the coating layer, and the coating layer includes a polyester having a naphthalene structure on at least the side that contacts the primer layer; an endoscope-type medical device in which the flexible tube for an endoscope is used; and methods for producing the flexible tube for an endoscope and the endoscope-type medical device.
Inventors:
NAKAI YOSHIHIRO (JP)
FURUKAWA KAZUSHI (JP)
FURUKAWA KAZUSHI (JP)
Application Number:
PCT/JP2021/024361
Publication Date:
January 06, 2022
Filing Date:
June 28, 2021
Export Citation:
Assignee:
FUJIFILM CORP (JP)
International Classes:
B29C63/06; A61B1/005; B32B1/08; B32B15/09; C08J5/12
Domestic Patent References:
| WO2019013243A1 | 2019-01-17 |
Foreign References:
| JP2008308511A | 2008-12-25 | |||
| JP2008070900A | 2008-03-27 | |||
| JP2004242963A | 2004-09-02 | |||
| JP2007144783A | 2007-06-14 |
Attorney, Agent or Firm:
IIDA & PARTNERS et al. (JP)
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