| abstract |
Disclosed is an azo compound represented by the following general formula (1). (In the formula, R1 and R2 independently represent a hydroxy group or a polymerizable functional group selected from the group consisting of (meth)acryloyl groups, (meth)acryloyloxy groups, (meth)acrylamide groups, vinyl groups, vinyloxy groups and maleimide groups; X1 represents a single bond when R1 is a hydroxy group or represents a linking group expressed as -(A1-B1)m- when R1 is a polymerizable functional group; X2 represents a single bond when R2 is a hydroxy group or represents a linking group expressed as -(A2-B2)n- when R2 is a polymerizable functional group; R3 and R4 independently represent -OR7, a hydroxyalkyl group having 1-4 carbon atoms or -CONR8R9; and R5 and R6 independently represent a carboxy group, a sulfo group, a nitro group, an amino group or a hydroxy group.) |