Pressure-sensitive adhesive sheet

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United States of America Patent

PATENT NO 9902878
SERIAL NO

15303804

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Importance

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Abstract

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This invention provides a PSA sheet with which degradation of the appearance after its application is efficiently prevented while showing uniform adhesive properties over the entire sheet with greater ease of application. The PSA sheet provided by this invention is an air-impermeable PSA sheet having an adhesive surface. The PSA sheet comprises a PSA layer forming the adhesive surface. In the adhesive surface, at least one groove is formed. The groove runs in a wavy shape in the adhesive surface.

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Patent Owner(s)

Patent OwnerAddress
NITTO DENKO CORPORATIONIBARAKI-SHI OSAKA 567-8680

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kato, Kazumichi Ibaraki, JP 47 415
Tamai, Hironori Ibaraki, JP 20 77
Yamamoto, Shuuhei Ibaraki, JP 22 98

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