Invention Grant
- Patent Title: Light control film
- Patent Title (中): 光控膜
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Application No.: US13148962Application Date: 2010-02-09
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Publication No.: US08687263B2Publication Date: 2014-04-01
- Inventor: Satoyuki Nomura , Yoshii Morishita , Tooru Tanaka
- Applicant: Satoyuki Nomura , Yoshii Morishita , Tooru Tanaka
- Applicant Address: JP Tokyo
- Assignee: Hitachi Chemical Company, Ltd.
- Current Assignee: Hitachi Chemical Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Antonelli, Terry, Stout & Kraus, LLP.
- Priority: JPP2009-031211 20090213
- International Application: PCT/JP2010/051891 WO 20100209
- International Announcement: WO2010/092953 WO 20100819
- Main IPC: G02B26/00
- IPC: G02B26/00

Abstract:
A light control film includes two transparent electroconductive resin substrates each having a transparent electroconductive film and a transparent resin substrate; and a light control layer sandwiched between the transparent electroconductive film sides of the two transparent electroconductive resin substrates. The transparent electroconductive film of one transparent electroconductive resin substrate having a primer layer is cut through a cutting line to have a shape of a picture or character, and the cutting line is in a form that a start point for the cutting and an end point for the cutting make a closed region. The closed region of the picture of character is electrically insulated from the transparent electroconductive film around the shape of the picture or character. The light control film enables to improve adhesiveness between film matrix and substrates and to provide stable control function.
Public/Granted literature
- US20110310464A1 LIGHT CONTROL FILM Public/Granted day:2011-12-22
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