摘要 |
Carboxylated compounds of the formula: (H<SUB>2</SUB>C=C(R<SUP>1</SUP>)COO)<SUB>m</SUB>-X-(OCOCH(R<SUP>1</SUP>)CH<SUB>2</SUB>S(R<SUP>2</SUP>)COOH)<SUB>n</SUB> (I) wherein R<SUP>1</SUP> is a hydrogen atom or methyl; R<SUP>2</SUP> is a C<SUB>1</SUB>-C<SUB>12</SUB> hydrocarbon group; X is a (m+n)-valent C<SUB>3</SUB>-C<SUB>60</SUB> organic group; (m+n) is the valence of X; m is an integer of 2 to 18; and n is an integer of 1 to 3. |