Electrochromic compound, electrochromic composition, and electrochromic element
US11370963B2 · kind B2 · utility
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12Claims
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Key dates
| Filing date | Jul 24, 2019 |
| Grant date | Jun 28, 2022 |
| Priority date | — |
| Expiry date | Jul 24, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2201/12
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An electrochromic compound having a structure represented by the following general formula (1): where each of X1 to X3 independently represents a carbon atom or a silicon atom, and each of R1 to R15 independently represents a member selected from the group consisting of a hydrogen atom, a halogen atom, a monovalent organic group, and a polymerizable functional group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.