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    • 6. 发明专利
    • Coloring composition, colored radiation-sensitive composition, method of producing dye polymer, ink for inkjet, color filter and method of manufacturing the same, solid imaging device, and display device
    • 彩色组合物,着色辐射敏感性组合物,生产聚合物的方法,用于墨水的墨水,颜色过滤器及其制造方法,固体成像装置和显示装置
    • JP2012162677A
    • 2012-08-30
    • JP2011025291
    • 2011-02-08
    • Fujifilm Corp富士フイルム株式会社
    • ITO JUNICHIMURAKAMI YOSUKEKANEKO YUJINAGATA YUZOUSHIJIMA KENTA
    • C09B67/20C09B23/00C09B69/10C09D11/00C09D11/328C09D11/38G02B5/20G02B5/22G03F7/004
    • PROBLEM TO BE SOLVED: To provide a coloring composition and a colored radiation-sensitive composition, suppressing elution of colorant during development, infiltration or color migration of colorant, and development residues and allowing formation of a colored film having excellent roughness (color irregularity).SOLUTION: The coloring composition contains a dye polymer, which is produced by drop-wise polymerization where 15-70 mass% of the total dye monomers required for synthesizing dye polymers is blended and the rest is dropped thereto, which satisfies a formula (1), where the content (mol%) of the structural unit represented by a general formula (A2) is (a2) and the content of the structural unit represented by a general formula (A1) is (a1), and which contains the dye polymer containing an alkali-soluble group in the molecule. In the formula, Xand Xdenote a linking group formed by polymerization; Land Ldenote a single bond or a divalent linking group; Dye denotes a dye residue in which one optional hydrogen atom is removed from a dye compound; and R denotes a monovalent substituent including a partial structure having a hydrogen atom, an alkyl group or the like. Formula (1): (a2)/(a1)≥0.3.
    • 要解决的问题:为了提供着色组合物和着色辐射敏感组合物,抑制着色剂在着色剂的显影,渗透或颜色迁移过程中的洗脱,以及显影残余物,并且可以形成具有优异的粗糙度的着色膜(颜色 不规则)。 解决方案:着色组合物含有通过滴加聚合制备的染料聚合物,其中共混合成染料聚合物所需的染料单体所需的总染料单体的15-70质量%,其余部分滴加到其上,满足式 (A2)表示的结构单元的含量(摩尔%)为(a2),由通式(A1)表示的结构单元的含量为(a1)的化合物(1),其含有 在分子中含有碱溶性基团的染料聚合物。 在该式中,X A1 和X A2 表示通过聚合形成的连接基团; L A1 和L A2 表示单键或二价连接基团; 染料表示染料残留物,其中从染料化合物中除去一个任选的氢原子; R表示包含具有氢原子,烷基等的部分结构的一价取代基。 式(1):(a2)/(a1)≥0.3。 版权所有(C)2012,JPO&INPIT
    • 9. 发明专利
    • Pigment dispersion, coloring curable composition, color filter, method of manufacturing color filter, and solid state image sensor
    • 颜料分散剂,着色可固化组合物,彩色滤光片,制造颜色过滤器的方法和固体状态图像传感器
    • JP2011118060A
    • 2011-06-16
    • JP2009273839
    • 2009-12-01
    • Fujifilm Corp富士フイルム株式会社
    • USHIJIMA KENTAYOSHIKAWA SUSUMUITO JUNICHINAGATA YUZO
    • G02B5/20C09D17/00G02B5/22G03F7/004
    • PROBLEM TO BE SOLVED: To provide a pigment dispersion which is superior in dispersibility and dispersion stability of a pigment and forms a coating film having a high color value and superior heat resistance and light resistance, and to provide a coloring curable composition which is obtained by using the pigment dispersion, has superior pattern formability, and forms a cured film having a high color value and superior heat resistance and light resistance. SOLUTION: The pigment dispersion contains (A) a pigment dispersing agent having a dye skeleton, (B) a pigment, and (C) a solvent. In the pigment dispersion, a difference between the maximum absorption wavelength of the pigment dispersing agent (A) having a dye skeleton and the maximum absorption wavelength of the pigment (B) is ≤200 nm. The coloring curable composition contains the pigment dispersion, (E) a photopolymerization initiator, and (F) a polymerizable compound. COPYRIGHT: (C)2011,JPO&INPIT
    • 解决问题:为了提供颜料的分散性和分散稳定性优异的颜料分散体,形成色值高,耐热性和耐光性优异的涂膜,得到着色固化性组合物, 通过使用颜料分散体获得,具有优异的图案形成性,并且形成具有高颜色值和优异的耐热性和耐光性的固化膜。 颜料分散体含有(A)具有染料骨架的颜料分散剂,(B)颜料和(C)溶剂。 在颜料分散体中,具有染料骨架的颜料分散剂(A)和颜料(B)的最大吸收波长的最大吸收波长之间的差为≤200nm。 可着色固化组合物含有颜料分散体,(E)光聚合引发剂和(F)可聚合化合物。 版权所有(C)2011,JPO&INPIT