Invention Grant
- Patent Title: Adhesive sheet for cooling
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Application No.: US15320413Application Date: 2014-06-30
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Publication No.: US11311412B2Publication Date: 2022-04-26
- Inventor: Yosuke Obata , Takashi Kodate
- Applicant: KAO CORPORATION
- Applicant Address: JP Chuo-ku
- Assignee: KAO CORPORATION
- Current Assignee: KAO CORPORATION
- Current Assignee Address: JP Chuo-ku
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- International Application: PCT/JP2014/067405 WO 20140630
- International Announcement: WO2016/001978 WO 20160107
- Main IPC: A61F7/02
- IPC: A61F7/02 ; A61F7/10 ; A61F7/00

Abstract:
The present invention relates to an adhesive sheet for cooling which preferably maintains a cooling effect utilizing the heat of vaporization of water and can exert a persistent high cooling effect.
The adhesive sheet for cooling a hydrous polymer gel (A) and a fiber sheet (B) laminated thereon: the hydrous polymer gel (A) having a moisture content of 65% by mass or more and 95% by mass or less, the fiber sheet (B) having a thickness of 0.001 mm or more and 1 mm or less, a basis weight of 3 g/m2 or more and 70 g/m2 or less, and a water absorbency test value of from 1 to 16,000 seconds; wherein the adhesive sheet has an amount of moisture of 585 g/m2 or more and 1,700 g/m2 or less.
The adhesive sheet for cooling a hydrous polymer gel (A) and a fiber sheet (B) laminated thereon: the hydrous polymer gel (A) having a moisture content of 65% by mass or more and 95% by mass or less, the fiber sheet (B) having a thickness of 0.001 mm or more and 1 mm or less, a basis weight of 3 g/m2 or more and 70 g/m2 or less, and a water absorbency test value of from 1 to 16,000 seconds; wherein the adhesive sheet has an amount of moisture of 585 g/m2 or more and 1,700 g/m2 or less.
Public/Granted literature
- US20170156924A1 ADHESIVE SHEET FOR COOLING Public/Granted day:2017-06-08
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