Low-volatile electro-optic electrolyte solvents containing cylic organic carbonates
US11231632B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Dec 13, 2018 |
| Grant date | Jan 25, 2022 |
| Priority date | — |
| Expiry date | Nov 14, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2001/15145
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An electrochromic medium for use in an electro-optic device comprises a solvent comprising at least one low-volatile organic electrolyte solvent based on a cyclic carbonate ester; an anodic electroactive material; and a cathodic electroactive material; and at least one of the anodic and cathodic electroactive materials is electrochromic.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.