Flexible electrochromic device
US11835832B2 · kind B2 · utility
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Key dates
| Filing date | Jun 9, 2021 |
| Grant date | Dec 5, 2023 |
| Priority date | — |
| Expiry date | Sep 17, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B80/00
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The embodiments relate to an electrochromic device having flexibility while achieving an excellent light transmission variable function based on the electrochromic principle. The electrochromic device comprises a light transmission variable structure interposed between a first base layer and a second base layer, wherein the light transmission variable structure comprises a first chromic layer and a second chromic layer, and the value of ΔTTd24 as defined in Equation (1) is 3% or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.