Invention Grant
- Patent Title: Optical film, method for manufacturing the same, optical barrier film and color conversion film
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Application No.: US15719704Application Date: 2017-09-29
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Publication No.: US10982065B2Publication Date: 2021-04-20
- Inventor: Genki Harada , Kenji Muneuchi , Hayato Ida
- Applicant: TOPPAN PRINTING CO., LTD.
- Applicant Address: JP Tokyo
- Assignee: TOPPAN PRINTING CO., LTD.
- Current Assignee: TOPPAN PRINTING CO., LTD.
- Current Assignee Address: JP Tokyo
- Agency: Foley & Lardner LLP
- Priority: JPJP2015-069275 20150330,JPJP2015-205590 20151019
- Main IPC: C08J7/04
- IPC: C08J7/04 ; B32B27/18 ; B32B7/02 ; G02B1/16 ; G02B5/20 ; F21V9/40 ; F21V13/14 ; B05D5/02 ; F21V8/00

Abstract:
An optical film including: a film base material; and a matte layer formed on one surface of the film base material, wherein the matte layer is formed from a resin composition containing a polyol resin (A), an isocyanate-based curing agent (B) and an antistatic agent having a hydroxyl group (C).
Public/Granted literature
- US20180024278A1 OPTICAL FILM, METHOD FOR MANUFACTURING THE SAME, OPTICAL BARRIER FILM AND COLOR CONVERSION FILM Public/Granted day:2018-01-25
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