| 摘要 |
<p>A pigment dispersing agent of the formula (1), <CHEM> wherein X1 is -NH-, -O-, -CONH-, -SO2NH-, -CH2NH-, -CH2NHCOCH2NH- or -X3-Y-X4-, X2 and X4 are the same or different and represent -NH- or -O-, X3 is -CONH-, -SO2NH-, -CH2NH-, -NHCO- or -NHSO2-, Y is a C1-C20 alkylene group which may have a substituent, a C2-C20 alkenylene group which may have a substituent, or an arylene group which has up to 20 carbon atoms and may have a substituent, Z is -SO3M or -COOM, R1 is a heterocyclic ring residue which may have a substituent, an aromatic ring residue which may have a substituent, or a group of the formula (2), Q is -O-R2, -NH-R2, a halogen group, -X1-R1 or -X2-Y-Z wherein X1, R1, X2, Y and Z are as defined above and R2 is a hydrogen atom, an alkyl group which may have a substituent or an alkenyl group which may have a substituent, and M is one equivalent of a monovalent to trivalent cation, <CHEM> wherein X5 is -NH- or -O-, X6 and X7 are the same or different and represent -NH-, -O-, -CONH-, -SO2NH-, -CH2NH- or -CH2NHCOCH2NH-, R3 and R4 are the same or different and represent a heterocyclic ring residue which may have a substituent, an aromatic ring residue which may have a substituent or -Y-Z, therein Y and Z are as defined in the formula (1).</p> |
