Method for preparing hydrogel preparations and exrogel...

Details Method for preparing hydrogel preparations and exrogel... Method for preparing hydrogel preparations and exrogel...

A - Human Necessities

61

K

167/159, 167/164

A61K 9/107 (2006.01) A61K 9/02 (2006.01) A61K 9/20 (2006.01) A61K 47/32 (2006.01)

Patent

CA 2011682

1 Abstract HOE 89/S 034K Method for preparing hydrogel preparations and xerogel preparations A method for proparing hydrogel preparations which comprises suspending an acrylic copolymer in an aqueous solution, suspension or emulsion of a medicinal component, adding to the mixture a predetermined amount of an aqueous alkaline solution and then uniformly stirring the mixture to effect gelation is described. The hydrogel preparations are suitable for preparing xerogel preparations.

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