Patent ID: 6723797
Filing Date: 2004-04-20
Classification: C08F,C08J,C08K

Abstract:
A crosslinking agent for use in the crosslinking of water absorbing resin particles which comprises at least one halohydrin compound (A) selected from the group consisting of:(A1) a first halohydrin compound (A1) which has in the molecule at least two halohydrin groups D having the general formula (I) wherein R1 is a hydrogen atom or an alkyl group, and X is chlorine atom or bromine atom; and(A2) a second halohydrin compound (A2) which has in the molecule at least two said halohydrin groups D and at least one ammonium group M having the general formula (II) wherein R2 is independently a hydrocarbon group of 1-4 carbon atoms or a benzyl group.