C - Chemistry – Metallurgy – 08 – B
Patent
C - Chemistry, Metallurgy
08
B
C08B 37/00 (2006.01) C08B 11/20 (2006.01) C08B 15/00 (2006.01) C08B 31/00 (2006.01) C08B 37/08 (2006.01) C12P 19/14 (2006.01)
Patent
CA 2261603
Galactosylated hydroxyalkyl polysaccharides wherein galactose moieties are bound to the hydroxyalkyl polysaccharide by galactosidic bonds, and a process for preparing the galactosylated hydroxyalkyl polysaccharides having the steps: a) providing at least one hydroxyalkyl polysaccharide; and b) treating said hydroxyalkyl polysaccharide with a galactose donor in the presence of galactosidase enzyme for a time sufficient to convert at least a portion of said hydroxyl groups to galactosides.
Polysaccharides d'hydroxyalkyle galactosylés dans lesquels les fractions galactose sont liées au polysaccharide d'hydroxyalkyle par des liaisons galactosidiques, et procédé de préparation desdits polysaccharides, qui consiste (a) à disposer d'au moins un polysaccharide d'hydroxyalkyle, (b) à traiter ledit polysaccharide avec un donneur de galactose en présence de galactosidase pendant un laps de temps suffisant pour convertir au moins une partie desdits groupes hydroxyle en galactosides.
Cheng Huai Nan
Li Jun
Nickol Robert G.
Wang George
Hercules Incorporated
Moffat & Co.
University Of Miami
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