Pigment dispersion composition for color filter, production method thereof, and color filter for display
申请人:——
公开号:US20020009654A1
公开(公告)日:2002-01-24
The present invention is to provide a pigment dispersion composition for a color filter having the excellent pigment dispersing property and dispersion stability, good developing property and reactivity, and an extremely small residue generation amount after development, a production method capable of stably producing such a pigment dispersion composition, and a color filter for a display having a high transmittance and a low light scattering property. A pigment dispersion composition for a color filter containing at least a pigment, a pigment dispersing agent, a binder resin, a reactive compound, and a solvent, wherein the binder resin is a compound having a pigment adsorbing block containing a pigment adsorbing group and not containing a reactive group, and a reactive block containing a reactive group and not containing a pigment adsorbing group, is provided.
本发明旨在提供一种具有优异的颜料分散性和分散稳定性、良好的显影性和反应性以及显影后极小的残留量的彩色滤光片用颜料分散组合物、一种能够稳定生产这种颜料分散组合物的生产方法以及一种具有高透光率和低光散射性能的显示器用彩色滤光片。本发明提供了一种用于彩色滤光片的颜料分散组合物,该组合物至少含有一种颜料、一种颜料分散剂、一种粘结剂树脂、一种活性化合物和一种溶剂,其中粘结剂树脂是一种化合物,它具有一种含有颜料吸附基团但不含活性基团的颜料吸附块,以及一种含有活性基团但不含颜料吸附基团的活性块。