Invention Grant
- Patent Title: Electrochromic compound, electrochromic composition, and electrochromic display element
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Application No.: US16692002Application Date: 2019-11-22
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Publication No.: US10935862B2Publication Date: 2021-03-02
- Inventor: Satoshi Yamamoto , Daisuke Goto , Toshiya Sagisaka , Masato Shinoda , Mamiko Inoue , Fuminari Kaneko , Tohru Yashiro
- Applicant: Ricoh Company, Ltd.
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Ltd.
- Current Assignee: Ricoh Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2015-123939 20150619,JP2016-083873 20160419
- Main IPC: G02F1/1516
- IPC: G02F1/1516 ; C07D265/28 ; C09K9/02 ; C08F20/36 ; C07D265/38 ; G09F9/30
Abstract:
Provided is an electrochromic compound represented by the following general formula (I) or (II) where R1 to R13 are each independently a hydrogen atom, a halogen atom, a monovalent organic group, or a polymerizable functional group, and at least one of the R1 to the R13 is a polymerizable functional group.
Public/Granted literature
- US20200089070A1 ELECTROCHROMIC COMPOUND, ELECTROCHROMIC COMPOSITION, AND ELECTROCHROMIC DISPLAY ELEMENT Public/Granted day:2020-03-19
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