Method for the manufacture of a color filter

A method for the manufacture of a color filter comprising a pattern composed of a plurality on minute areas different in color tones on the surface of transparent substrate. A photopolymer layer, which contains one coloring agent and which was coated on a support and dried, is transferred to the sur...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: TAKESHI IIJIMA, HISASHI MINO, KUNIAKI MONDEN, NAOTADA SAITO, HARUO SHIMAMOTO
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method for the manufacture of a color filter comprising a pattern composed of a plurality on minute areas different in color tones on the surface of transparent substrate. A photopolymer layer, which contains one coloring agent and which was coated on a support and dried, is transferred to the surface of a transparent substrate wherein the colored photopolymer layer aforementioned is exposed to light through the mask with a fixed pattern and is treated with a solvent which has different solubilities between exposed area and unexposed area to form the pattern and, for the colored photopolymer layers with other color tones, the procedure of the order aforementioned is conducted and repeated a required number of times. In a further embodiment a photopolymer layer which contains a coloring agent of one color tone is coated on the support and dried, wherein the colored photopolymer layer aforementioned is exposed to light through a fixed pattern mask and the pattern is formed on the support through the development and a process wherein the pattern is transferred to the surface of transparent substrate and, for the photopolymer layers which contain coloring agents of other color tones, the procedure of the order aforementioned is conducted and repeated a required number of times.