In situ crosslinking of polyelectrolytes

C - Chemistry – Metallurgy – 08 – F

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402/1, 117/183

C08F 220/04 (2006.01) A61L 15/00 (2006.01) A61L 15/60 (2006.01)

Patent

CA 1281837

ABSTRACT IN SITU CROSSLINKING OF POLYELECTROLYTES A composition, useful for forming absorbent articles of a carboxylic polyelectrolyte, is prepared by copolymerizing a carboxylic polyelectrolyte monomer, a reactive self-crosslinking monomer and a hydrophobic monomer. The composition in the form of an emulsion or a viscous solution has an extendable shelf life and may be used to produce a superabsorbent material or a substrate impregnated with a superabsorbent material.

512667

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