Radiation-sensitive coloring composition, spacer, method of forming the same, and liquid crystal display element

The invention provides a radiation-sensitive colored composition which can form a colored pattern of which pollution of a liquid crystal layer caused by a colorant is reduced, a colored pattern, a forming method thereof and a liquid-crystal display element. The radiation-sensitive colored compositio...

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Hauptverfasser: KODAMA, SEIICHIROU, MATSUMOTO, TAKAHIRO, HAMADA, KEN-ICHI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention provides a radiation-sensitive colored composition which can form a colored pattern of which pollution of a liquid crystal layer caused by a colorant is reduced, a colored pattern, a forming method thereof and a liquid-crystal display element. The radiation-sensitive colored composition comprises a polymer, a photopolymerization initiator and the colorant, wherein one molecule of the photopolymerization initiator comprises more than two parts expressed by a following formula (1), and the colorant has a lactam structure, isomer structure thereof or combination of the structures. The polymer is optimized to comprise cyclic ether group, (methyl) acryloyl group and the like. In the formula (1), Rx expresses monovalent organic group.