Patent ID: 6489468
Filing Date: 2002-12-03
Classification: C08B

Abstract:
A regioselectively substituted saccharide ester selected from the group consisting of oligo-saccharide ester and polysaccharide ester, having a partial average degree of substitution (AS) at the C2 position of its anhydroglucose unit of at least 90% relative to the total AS, wherein said saccharide ester is one of a starch and a starch derivative selected from the group consisting of 2-O-propionylstarch, 2-O-butyrylstarch, 2-O-benzoylstarch, 2-O-laurylstarch, 2-O-methoxycarbonylstarch, 2-O-acrylolylstarch, 2-O-methacrylolylstarch and 2-O-acetylstarch.