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US 8,784,930 B2Granted
Transparent conductive film having high optical transmittance and method for manufacturing the same
AssigneeFar Eastern New Century Corporation
InventorsDa-Ren Chiou, Wei-Che Hung, Shih-Yueh Lin, Chiu-Fang Chen, Tzu-Ying Chen
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Abstract
The present invention pertains to a transparent conductive film including a conductive layer having different thicknesses so as to increase the optical transmittance while maintaining the conductivity of the transparent conductive film. The present invention also pertains to a process for the preparation of the above-mentioned transparent conductive film.
Claims9
A method for preparing a transparent conductive film, comprising:
- (a) providing a substrate;
- (b)-coating a photosensitive coating on the substrate to form a photosensitive layer;
- (c) providing a mask to partially cover the photosensitive layer;
- (d) irradiating the photosensitive layer with a radiation light to form at least one high water contact angle region and at least one low water contact angle region;
- (e) removing the mask;
- and
- (f) coating a conductive coating on the photosensitive layer to form a conductive layer having different thicknesses,
- wherein the photosensitive coating comprises an organic compound with at least one photosensitive functional group, a solvent, and optionally an additive,
- wherein the organic compound is selected from the group consisting of a cinnamate, an acrylate, and a mixture thereof,
- wherein the cinnamate is selected from the group consisting of polyvinyl cinnamate, methyl 4-hydroxy cinnamate, polyvinyl 4-methoxy cinnamate, and a mixture thereof, and
- wherein the acrylate is selected from the group consisting of 2-hydroxyethyl methacrylate, tripropylene glycol diacrylate, polyurethane acrylate, and a mixture thereof.
8 more elements
A method for preparing a transparent conductive film, comprising:
- (a) providing a substrate;
- (b)-coating a photosensitive coating on the substrate to form a photosensitive layer;
- (c) providing a mask to partially cover the photosensitive layer;
- (d) irradiating the photosensitive layer with a radiation light to form at least one high water contact angle region and at least one low water contact angle region;
- (e) removing the mask;
- and
- (f) coating a conductive coating on the photosensitive layer to form a conductive layer having different thicknesses,
- wherein the photosensitive coating comprises an organic compound with at least one photosensitive functional group, a solvent, and optionally an additive,
- and the organic compound is a cinnamate is selected from the group consisting of polyvinyl cinnamate, methyl 4-hydroxy cinnamate, polyvinyl 4-methoxy cinnamate, and a mixture thereof.
6 more elements
A method for preparing a transparent conductive film, comprising:
- (a) providing a substrate;
- (b)-coating a photosensitive coating on the substrate to form a photosensitive layer;
- (c) providing a mask to partially cover the photosensitive layer;
- (d) irradiating the photosensitive layer with a radiation light to form at least one high water contact angle region and at least one low water contact angle region:
- (e) removing the mask;
- and
- (f) coating a conductive coating on the photosensitive layer to form a conductive layer having different thicknesses,
- wherein the photosensitive coating comprises an organic compound with at least one photosensitive functional group, a solvent, and optionally an additive,
- wherein the organic compound is an acrylate selected from the group consisting of 2-hydroxyethyl methacrylate, tripropylene glycol diacrylate, polyurethane acrylate, and a mixture thereof.
6 more elements
Dependencies are inferred from the claim text.