Absorbent polymer material and its preparation

Details Absorbent polymer material and its preparation Absorbent polymer material and its preparation

A - Human Necessities

61

L

31/80.1, 167/1.5

A61L 15/60 (2006.01) A61L 15/22 (2006.01) C08F 251/00 (2006.01) C08F 289/00 (2006.01)

Patent

CA 1266767

Abstract Absorbent Polymer material and its Preparation An enhanced water-absorbency hydrophilic polymer material, suitable for use in for example wound dressings, is prepared by a process in which a water-containing organic hydrogel comprising a gelable polysaccharide and/or protein or polypeptide interspersed with a polymer of a hydrophilic acrylic or methacrylic acid derivative is permeated with a base, the pH of said hydrogel being raised to at least 9 during treatment with said base.

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