Biodegradable amphipathic copolymers

Details Biodegradable amphipathic copolymers Biodegradable amphipathic copolymers

C - Chemistry, Metallurgy

08

G

167/164, 400/200

C08G 63/66 (2006.01) A61K 9/107 (2006.01) A61K 9/14 (2006.01) A61K 9/22 (2006.01) A61K 9/51 (2006.01) A61K 47/00 (2006.01) C08G 63/08 (2006.01) C08G 63/664 (2006.01)

Patent

CA 1247271

PH. 33162 ABSTRACT TITLE: BIODEGRADABLE AMPHIPATHIC COPOLYMERS A pharmaceutically or veterinarily acceptable amphipathic, non cross linked linear, branched or graft block copolymer, which has a minimum weight average molecular-weight of 1000, in which the hydrophobic component is biodegradable or hydrolytically unstable under normal physiological conditions, and the hydrophilic component may or may not be biodegradable or hydrolytically unstable under such conditions, and which copolymer is self-dispersible in water; together with mixtures of such a copolymer and a drug, which may be water-soluble or water-insoluble, which mixtures are self-dispersible in water; and processes for the manufacture of such copolymers and such mixtures.

485079

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