| abstract |
The present invention is to provide curable compositions usablenappropriately in coatings, adhesives, photoresists, etc. and directednto sulfonium salt compounds represented by general formula [I];n nwherein R 1 and R 2 represent each alkyl, hydroxy, alkoxy, alkylcarbonyl,naromatic carbonyl, aromatic thio or halogeno; R 3 represents alkyl; R 4 nrepresents optionally substituted alkyl, alkenyl or cycloalkyl; m and nnare each 0, 1, 2 or 3; and X represents a non-nucleophilic anionicnresidue; a cationic polymerization initiator containing the compound;nand a curable composition which contains the compound and ancationically polymerizable compound optionally together with ansensitizer. |