Invention Application
- Patent Title: HARDCOAT FILM, METHOD FOR PRODUCING SAME, AND DISPLAY DEVICE
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Application No.: US17905046Application Date: 2021-02-19
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Publication No.: US20230138855A1Publication Date: 2023-05-04
- Inventor: Yusuke TAGUCHI , Toshifumi MATSUMIYA , Fumiyasu ISHIGURO , Rika MORI , Satoko KOMATSU , Hiroto KOMA , Masahiro MIYAMOTO
- Applicant: KANEKA CORPORATION
- Applicant Address: JP Osaka
- Assignee: KANEKA CORPORATION
- Current Assignee: KANEKA CORPORATION
- Current Assignee Address: JP Osaka
- Priority: JP2020-029285 20200225
- International Application: PCT/JP2021/006354 WO 20210219
- Main IPC: C08J7/046
- IPC: C08J7/046 ; C09D183/06 ; G09F9/30

Abstract:
A hard coat film includes a transparent resin film and a hard coat layer disposed on one surface thereof, the hard coat layer being composed of a cured product of a hard coat composition. The thickness of the hard coat layer 0.15 times or more the thickness of the transparent resin film. The hard coat composition has a negative cure shrinkage ratio. The absolute value of the amount of curl of the hard coat film cut into a 100 mm×100 mm square is 20 mm or less. The hard coat layer may contain a cured product of a polyorganosiloxane compound having an alicyclic epoxy group.
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