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US 8,911,822 B2Granted
Method of repairing color filter and pre-repair material used thereby
AssigneeChunghwa Picture Tubes, Ltd.
InventorsFeng-Chin Tang, Chi-Hsin Li, Wen-Jen Hsieh, Huang-Ming Chen
Life of this patent
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Abstract
A method of repairing a color filter and a pre-repair material used thereby are provided. The method includes the following steps. First, a color filter including a substrate and a color filter layer is provided, and the color filter layer having at least one defect pattern is disposed on the substrate. Then, a pre-repair layer is formed in the at least one defect pattern. After that, a repair layer is formed on the pre-repair layer, and the repair layer is connected to the substrate through the pre-repair layer.
Claims6
A method of repairing a color filter, comprising:
- providing a color filter, wherein the color filter comprises a substrate and a color filter layer thereon, and the color filter layer has at least one defect pattern;
- forming a pre-repair layer in the at least one defect pattern, wherein the pre-repair layer has a SiO2 group and an ethenyl acetate group, and the SiO2 group reacts with the substrate;
- and
- forming a repair layer on the pre-repair layer, wherein the repair layer reacts with the ethenyl acetate group,
- wherein the repair layer is connected to the substrate through the pre-repair layer.
2 more elements
Dependencies are inferred from the claim text.