Composition for black matrix and method for preparing the same, display substrate and display device
US10606137B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Oct 4, 2017 |
| Grant date | Mar 31, 2020 |
| Priority date | — |
| Expiry date | Oct 4, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2202/04
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Disclosed are a composition for a black matrix and a method for preparing the same, a display substrate, and a display device. The composition for a black matrix comprises an adhesive, a light-shielding material, a solvent, a first dye and a monomer, wherein the light-shielding material comprises light-shielding particles, and an electrically insulating material and a base material with which the light-shielding particles are coated sequentially; and the adhesive, the first dye and the light-shielding material are bonded by the monomer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.