Dye composition for electrowetting display, method for manufacturing same and electrowetting display device
US9482859B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Apr 22, 2015 |
| Grant date | Nov 1, 2016 |
| Priority date | — |
| Expiry date | Apr 22, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F9/372
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method for manufacturing a dye composition for electrowetting display, the method including a processing step of processing a mixture liquid containing a nonpolar solvent and a dye, using an ion exchange resin, to obtain a dye composition for electrowetting display.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.