Colorant composition, colorant dispersion, photosensitive resin composition, color filter and liquid crystal display

The present invention relates to a colorant composition, a colorant dispersion, a photosensitive resin composition, a color filter, and a liquid crystal display. The colorant composition comprises: afirst xanthene-based dye having the same number of positive charges and negative charges; and a compl...

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Hauptverfasser: LEE DAMI, YANG SEUNG JIN, JUNG JIHYE, PARK SANG GYUN, LEE JAE YONG, PARK JONGHO, LEE SUE YOEN, KIM JAE JOON, CHOI SANGA
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The present invention relates to a colorant composition, a colorant dispersion, a photosensitive resin composition, a color filter, and a liquid crystal display. The colorant composition comprises: afirst xanthene-based dye having the same number of positive charges and negative charges; and a complex that is ionically bonded with a second xanthene-based dye having a number of negative charges that is at least one more than the number of positive charges, and a dispersant which has an amine value of 0 to 200 mgKOH/g and comprises an ammonium structure. 本发明涉及着色剂组合物、着色剂分散液、感光性树脂组合物、滤色器和液晶显示装置。上述着色剂组合物包含第一呫吨系染料和复合体,上述复合体是第二呫吨系染料和分散剂离子键合而成的,上述第一呫吨系染料具有相同数量的正电荷和负电荷,上述第二呫吨系染料的负电荷数比正电荷数多1个以上,上述分散剂的胺值为0至200mgKOH/g且包含铵结构。