Invention Application
- Patent Title: STRETCHABLE LAMINATE AND METHOD FOR MANUFACTURING SAME
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Application No.: US17603800Application Date: 2020-04-24
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Publication No.: US20220212451A1Publication Date: 2022-07-07
- Inventor: Sho UCHIDA , Muneshige NAKAGAWA , Shinsuke IKISHIMA
- Applicant: NITTO DENKO CORPORATION
- Applicant Address: JP Osaka
- Assignee: NITTO DENKO CORPORATION
- Current Assignee: NITTO DENKO CORPORATION
- Current Assignee Address: JP Osaka
- Priority: JP2019-085077 20190426
- International Application: PCT/JP2020/017772 WO 20200424
- Main IPC: B32B25/10
- IPC: B32B25/10 ; D04H3/11 ; B29C65/08 ; B32B37/12 ; B29C65/48

Abstract:
A problem to be solved by the invention is to provide a stretchable laminate achieving both of excellent elongation and an excellent breaking strength, and a method of manufacturing the laminate. A stretchable laminate of the present invention includes non-woven fabric layers and an elastomer layer. The non-woven fabric layers are each a long-fiber hydroentangled non-woven fabric. The stretchable laminate achieving both of excellent elongation and an excellent breaking strength is obtained by using the long-fiber hydroentangled non-woven fabric, which is a non-woven fabric formed through the fixation of fibers formed by a spun-laid method by a hydroentangling method.
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