C - Chemistry – Metallurgy – 12 – N
Patent
C - Chemistry, Metallurgy
12
N
C12N 9/28 (2006.01) A61K 38/47 (2006.01) C07K 1/30 (2006.01) C11D 3/386 (2006.01)
Patent
CA 2108699
The present invention relates to a method for the preparation of a purified amylase recovered from a fermentation broth, comprising the addition of a precipitation agent which is a halide salt, most preferably sodium or potassium chloride. According to a preferred embodiment, a further precipitation agent is added which is an organic compound, most preferably an alkyl ester of 4-hydroxybenzoic acid. The present invention also relates to the purified amylases so obtained and to the uses of these purified amylases.
Good Ivan C.
Kim Chong Y.
Shetty Jayarama K.
Sproat Kent M.
Genencor International Inc.
Robic
Solvay Enzymes Inc.
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