Patent ID: 6239207
Filing Date: 2001-05-29
Classification: C08F,G03C

Abstract:
A latex which is prepared by polymerizing a polymerizable monomer having an active methylene group in the presence of a hydrophilic polymer comprising isoprene sulfonic acid or salts thereof;wherein the active methylene monomer is represented by the formula (1);formula (1) ##STR8##wherein R.sup.1 represents a hydrogen atom, an alkyl group having from 1 to 4 carbon atoms, or a halogen atom; L represents a single bond or divalent linkage group;wherein X is R.sup.8 --CO--CH.sub.2 --COO--, NC--CH.sub.2 --COO--, R.sup.8 --CO--CH.sub.2 --CO-- or R.sup.8 --CO--CH.sub.2 --CON(R.sup.5)--; wherein R.sup.5 is a hydrogen atom, or an alkyl group having from 1 to 6 carbon atoms; R.sup.8 represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, an alkoxy group, a cycloalkyloxy group, an aryloxy group, an amino group, or a substituted amino group.