C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
C11D 3/386 (2006.01) C02F 3/34 (2006.01) C11D 3/20 (2006.01)
Patent
CA 2180366
An enzyme composition of matter is disclosed for reducing the amount of acylglycerol esters in water comprising a lipase enzyme, a non-ionic emulsifying agent, a water soluble organic acid preservative and a water soluble stabilizer. The lipase enzyme can be used in conjunction with other enzymes. The non-ionic emulsifying agent can comprise an alcohol ethoxylate, the water soluble organic acid preservative can comprise sorbic acid and the water soluble stabilizer can comprise glycerol. A method for treating water containing acylglycerol esters with the foregoing compositions is also disclosed.
Composition enzymatique à réduire la quantité d'esters d'alcylglycérol présente dans l'eau et comprenant une lipase, un émulsifiant non ionique, un conservateur (un acide organique hydrosoluble) et un stabilisant hydrosoluble. La lipase peut être associée à d'autres enzymes. L'émulsifiant non ionique peut être un éthoxylate d'alcool, le conversateur hydrosoluble peut comporter de l'acide sorbique et le stabilisant hydrosoluble du glycérol. Est également présenté un procédé de traitement de l'eau contenant des esters d'alcylglycérol à l'aide des compositions susdites.
Del Corral Fernando
Jaquess Percy
Buckman Laboratories International Inc.
Ridout & Maybee Llp
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