abstract |
A kind of salt as shown in general formula (I-Pb): wherein X Pb represents a single bond or -O-; R Pb represents a single bond, etc .; Y Pb represents a polymerizable group; Z Pb represents an organic group; X Pc represents a single bond or a C1-C4 alkylene group; Represents a C1-C10 aliphatic hydrocarbon group which may have one or more substituents, etc. |