Flexible tube for an endoscope, adhesive for an endoscope, endoscope-type medical device, as well as method of producing a flexible tube for an endoscope and method of producing an endoscope-type medical device
US10478045B2 · kind B2 · utility
2Cited by
0References
17Claims
0Family size
Assignee
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Key dates
| Filing date | Sep 28, 2015 |
| Grant date | Nov 19, 2019 |
| Priority date | — |
| Expiry date | Dec 16, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G2170/20
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A flexible tube for an endoscope, containing: a tubular flexible tube substrate material having a flexibility; and a resin layer covering the flexible tube substrate material, in which the resin layer is adhered to the flexible tube substrate material with an adhesive hardened, the adhesive hardened contains an ester-based polyurethane resin, which is a hardened resin of an adhesive for an endoscope, and the adhesive for an endoscope contains an ester-based urethane polymer having a structure represented by a specific formula.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.