| 发明名称 |
AZO COMPOUND, AZO PIGMENT, PIGMENT DISPERSION, COLORING COMPOSITION, INK FOR INKJET RECORDING, COLORING COMPOSITION FOR COLOR FILTER, COLOR FILTER, AND PREPARATION METHOD OF COLORING COMPOSITION FOR COLOR FILTER |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an azo pigment excellent in coloring power, color characteristics, and durability, and a pigment dispersion. <P>SOLUTION: The azo compound is represented by general formula (2). In the formula: G<SB>2</SB>is H, an alkyl group, an aryl group or a heterocyclic group; R<SB>21</SB>is -C(=O)NR<SB>4</SB>R<SB>5</SB>, -NR<SB>6</SB>C(=O)-R<SB>7</SB>, -C(=O)OR<SB>8</SB>, or -OR<SB>8</SB>; R<SB>23</SB>is H, an alkyl group, a heterocyclic group, an aliphatic oxy group or a halogen atom; A<SB>2</SB>is a heterocyclic group; m is an integer of 0-5; R<SB>4</SB>and R<SB>6</SB>are each H or an alkyl group; R<SB>5</SB>is H, an alkyl group, an aryl group, a heterocyclic group or -N(R<SB>9</SB>)(R<SB>10</SB>); R<SB>7</SB>is an alkyl group, an aryl group, a heterocyclic group, an acyl group, an alkoxy group or -N(R<SB>9</SB>)(R<SB>10</SB>); R<SB>8</SB>is H, an alkyl group, an aryl group, a heterocyclic group or an acyl group. <P>COPYRIGHT: (C)2010,JPO&INPIT |
