Invention Application
- Patent Title: PORTABLE ELECTRONIC DEVICE AND PRESSURE-SENSITIVE ADHESIVE SHEET
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Application No.: US16682005Application Date: 2019-11-13
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Publication No.: US20200148919A1Publication Date: 2020-05-14
- Inventor: Toshiki Ikami , Yasushi Buzojima , Kenta Jozuka , Naoaki Higuchi , Midori Segawa , Naohiro Kato
- Applicant: Nitto Denko Corporation
- Applicant Address: JP Osaka
- Assignee: Nitto Denko Corporation
- Current Assignee: Nitto Denko Corporation
- Current Assignee Address: JP Osaka
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@489f5f8c
- Main IPC: C09J7/38
- IPC: C09J7/38 ; C09J133/08 ; B32B27/06
Abstract:
Provided is a PSA sheet capable of providing reliable adhesion even upon exposure to cosmetics, chemicals and the like containing polar compounds. The PSA sheet provided by this invention has a PSA layer comprising a polyester-based polymer. The PSA sheet has a 180° peel strength of 1 N/5 mm or greater after ethanol immersion.
Information query
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