Invention Grant
- Patent Title: Organic compound, electrochromic device, electrochromic apparatus, optical filter, image pickup apparatus, lens unit, and window member
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Application No.: US16125526Application Date: 2018-09-07
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Publication No.: US11591513B2Publication Date: 2023-02-28
- Inventor: Satoshi Igawa , Jun Yamamoto , Kenji Yamada , Tetsuya Tamura
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: CANON KABUSHIKI KAISHA
- Current Assignee: CANON KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Agency: Canon U.S.A., Inc. IP Division
- Priority: JPJP2016-047058 20160310,JPJP2016-047059 20160310,JPJP2017-029313 20170220
- Main IPC: C09K9/02
- IPC: C09K9/02 ; G02F1/15 ; E06B3/67 ; E06B9/24 ; C07D471/04 ; C07F9/576 ; G02F1/1516 ; G02F1/1503 ; C07D401/04 ; C07D471/14 ; C07D471/16 ; C07F9/6561 ; C07F9/6584 ; G02F1/1514 ; H04N5/225

Abstract:
An organic compound is represented by general formula (1) below: where X1 and X2 are each independently selected from the group consisting of an alkyl group, an aryl group, and an aralkyl group; R11 to R16 are each independently selected from the group consisting of a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, a heterocyclic group, and a halogen atom; R21 and R22 are each independently selected from the group consisting of a hydrogen atom, an alkyl group, an aryl group, and an aralkyl group; and A1− and A2− each independently represent a monovalent anion.
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