C - Chemistry – Metallurgy – 08 – B
Patent
C - Chemistry, Metallurgy
08
B
C08B 31/04 (2006.01) C12P 19/04 (2006.01)
Patent
CA 2436398
A hydrophobically esterified starch, is disclosed, having the general formula: wherein R1 and R2 are separately linear or branched, saturated or unsaturated aliphatic chains having 1 to 22 carbons. Also disclosed is the process of making such hydrophobically esterified starch. The process can be enzymatic where an enzyme is used as a catalyst for the reaction. The process can also be chemical where no enzyme is used.
L'invention concerne un amidon hydrophobiquement estérifié représenté par la formule (I), dans laquelle R¿1? et R¿2? représentent séparément des chaînes aliphatiques linéaires ou ramifiées, saturées ou insaturées comprenant 1 à 22 atomes de carbone. L'invention concerne également le procédé de production de cet amidon hydrophobiquement estérifié. Ledit procédé peut être un procédé enzymatique, une enzyme étant utilisée comme catalyseur de réaction. Le procédé peut également être un procédé chimique, auquel cas on n'utilise pas d'enzyme.
Cheng Huai N.
Gu Qu-Ming
Qiao Lei
Hercules Incorporated
Moffat & Co.
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