A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
167/156, 167/199
A61K 9/70 (2006.01) A61F 13/00 (2006.01) A61F 15/00 (2006.01) A61K 31/557 (2006.01) A61K 31/70 (2006.01) A61L 15/00 (2006.01) A61L 27/24 (2006.01) A61L 27/26 (2006.01) C08B 37/08 (2006.01) C08H 1/06 (2006.01) C08L 5/08 (2006.01) C08L 89/06 (2006.01) A61F 2/00 (2006.01)
Patent
CA 1213520
ABSTRACT OF THE DISCLOSURE Hydrophilic biopolymeric copolyelectrolytes are prepared from (a) a water-soluble linear anionic protein polyelectrolyte component derived from keratin, such as ammonium keratinate, and (b) a water-soluble linear cationic biopolymer polyelectrolyte component derived from a glucosaminoglycan and/or collagen, such as chitosan acetate and/or collagen acetate. Hydrogel membranes formed from the copolyelectrolytes are useful as biodegradable dressings for burn wounds and other denuded tissue wound sites.
421701
Gowling Lafleur Henderson Llp
University Of Illinois Foundation
LandOfFree
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