Patent ID: 6086899
Filing Date: 2000-07-11
Classification: A61K,A61P,C08G,C08L

Abstract:
A composition consisting of a polyoxypropylene/polyoxyethylene block copolymer having the following general formula:HO(C.sub.2 H.sub.4 O).sub.a (C.sub.3 H.sub.6 O).sub.b (C.sub.2 H.sub.4 O).sub.a Hwherein ""b"" represents a number such that the molecular weight of the hydrophobe (C.sub.3 H.sub.6 O) is greater than 15,000 Daltons and ""a"" represents a number such that the percentage of hydrophile (C.sub.2 H.sub.4 O) is between approximately 1% and 40% by weight.