Title:
MULTILAYER OBJECT
Document Type and Number:
WIPO Patent Application WO/2024/024765
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a multilayer object which has excellent handleability during application to adherends and excellent durability in a dry state and in which the outermost layers on both sides do not differ in property. This multilayer object comprises adhesion prevention layers (A) comprising a poly(lactic acid)-based resin and having a thickness of 10-500 nm, water-soluble films (B) comprising a water-soluble resin and having a thickness of 1-18 μm, and water-soluble nonwoven fabric (C) having a thickness of 80-550 μm, disposed in the order of A/B/C/B/A, and has a specified cross-sectional density and a specified structural feature. The multilayer object hence has excellent handleability during application to adherends and excellent durability in a dry state and in which there is no difference between both sides.
Inventors:
HOCHI MOTONORI (JP)
HARA YOSHITAKE (JP)
HARA YOSHITAKE (JP)
Application Number:
PCT/JP2023/027115
Publication Date:
February 01, 2024
Filing Date:
July 25, 2023
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
B32B27/12; A61L15/26; A61L15/28; A61L15/42; A61P17/02; B32B5/02; B32B27/36
Domestic Patent References:
| WO2015152204A1 | 2015-10-08 | |||
| WO2018062464A1 | 2018-04-05 |
Foreign References:
| JP2012095731A | 2012-05-24 | |||
| JP2022523952A | 2022-04-27 | |||
| JP2015016613A | 2015-01-29 |
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