JP2011039307A5

JP2011039307A5 -

Info

Publication number: JP2011039307A5
Application number: JP2009186835A
Authority: JP
Filing date: 2009-08-11
Publication date: 2012-05-31
Anticipated expiration: 2029-08-11

Description

分散剤（B）が下記一般式（４）で示される色素誘導体の金属塩を含むことを特徴とする前記カラーフィルタ用着色組成物に関する。
一般式（４）：

（Ｍはアルカリ金属を除く金属イオン。nは１から１３の整数で、mとｘは一般式（３）を満たす整数。Ｒ１からＲ８はそれぞれ独立に水素原子、ハロゲン原子、もしくはスルホン酸基である。）
It is related with the said coloring composition for color filters characterized by the dispersing agent (B) containing the metal salt of the pigment derivative shown by following General formula (4).
General formula (4):

(M is a metal ion excluding alkali metal. N is an integer of 1 to 13, m and x are integers satisfying the general formula (3). R1 to R8 are each independently a hydrogen atom, a halogen atom or a sulfonic acid group. is there.)

（着色組成物２〜５の作製）
以下、樹脂型分散剤溶液を表１に示す分散剤溶液に置き換えた以外は、着色組成物３と同様にして、着色組成物２〜５を作製した。
(Preparation of colored compositions 2-5)
Hereinafter, colored compositions 2 to 5 were produced in the same manner as the colored composition 3 except that the resin-type dispersant solution was replaced with the dispersant solution shown in Table 1.

コントラスト比（ＣＲ）、経時コントラスト比（ＣＲ）変化率、ＰＢ前後のコントラスト
比の変化率、色特性（明度）、粘度、経時増粘率、経時コントラスト比変化率の結果を表
６、表７に示す。
Tables 6 and 7 show the results of contrast ratio (CR), change rate of contrast ratio (CR) with time, change rate of contrast ratio before and after PB, color characteristics (brightness), viscosity, thickening rate with time, and change rate of contrast ratio with time. to show.

Claims

In a color filter coloring composition containing at least a transparent resin, a precursor thereof or a colorant carrier composed of a precursor thereof or a mixture thereof, a colorant (A), and a dispersant (B), the colorant (A) is represented by the following general formula: A coloring composition for a color filter comprising a zinc halide phthalocyanine pigment represented by (1), and the dispersant (B) comprising a metal salt of a dye derivative represented by the following general formula (2).
General formula (1):

(R9 to R24 are each independently a hydrogen atom or a halogen atom.)
General formula (2):
[P- (SO3) n] m MX
(P represents an organic pigment base skeleton residue, M is a metal ion excluding alkali metal, n is an integer of 1 to 13, and m and x are integers satisfying the general formula (3).)
General formula (3):
n × m = valence of ion M × x

Dispersing agent (B), claim 1 for a color filter colored composition, further characterized by containing a resin type dispersant.

The colored composition for a color filter according to claim 2, wherein the resin-type dispersant is a basic resin-type dispersant.

The coloring composition for a color filter according to any one of claims 1 to 3, wherein the dispersant (B) contains a metal salt of a pigment derivative represented by the following general formula (4).
General formula (4):

The coloring composition for a color filter according to claim 4 , wherein the metal ion of the metal salt of the pigment derivative is an aluminum ion.

Further, the colorant (A) is C.I. I. Pigment yellow 138, C.I. I. Pigment yellow 150, C.I. I. Pigment Green 7 and C.I. I. The colored composition for a color filter according to claim 1, comprising at least one selected from the group consisting of CI Pigment Green 36.

A color filter comprising at least one red filter segment, at least one green filter segment, and at least one blue filter segment, wherein the at least one green filter segment is a coloring composition for a color filter according to any one of claims 1 to 6. The color filter formed by.