Invention Grant
- Patent Title: Pressure-sensitive adhesive composition, pressure-sensitive adhesive sheet, and moisture-permeable waterproof pressure-sensitive adhesive sheet
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Application No.: US14380872Application Date: 2013-03-05
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Publication No.: US09708510B2Publication Date: 2017-07-18
- Inventor: Youhei Hayashi , Hiroki Fujii , Tetsuro Taga , Shinichiro Kose , Yoshiaki Mitsuoka , Akihiro Kiriyama
- Applicant: NITTO DENKO CORPORATION
- Applicant Address: JP Osaka
- Assignee: NITTO DENKO CORPORATION
- Current Assignee: NITTO DENKO CORPORATION
- Current Assignee Address: JP Osaka
- Agency: Edwards Neils LLC
- Agent Jean C. Edwards
- Priority: JP2012-055703 20120313
- International Application: PCT/JP2013/056016 WO 20130305
- International Announcement: WO2013/137072 WO 20130919
- Main IPC: C09J7/02
- IPC: C09J7/02 ; C09J123/22 ; C08L23/22 ; C09J115/00 ; C09J117/00
Abstract:
A pressure-sensitive adhesive composition includes 100 parts by mass of a rubber component containing 40 to 93 mass % of a butyl rubber and 7 to 60 mass % of a polyisobutylene and 82 to 128 parts by mass of a softener having a kinetic viscosity at 40° C. of 100 to 9,000 mm2/s.
Public/Granted literature
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