Method for purifying pullulan

Details Method for purifying pullulan Method for purifying pullulan

C - Chemistry, Metallurgy

12

P

195/140, 195/81

C12P 1/00 (2006.01) C08B 37/00 (2006.01) C12P 19/10 (2006.01)

Patent

CA 1037887

ABSTRACT OF THE DISCLOSURE A method for purifying pullulan which comprises cultiva- ting a strain of Aureobasidium pullulans in a liquid medium, removing the cells from the culture broth, precipitating pululan present in said broth with at least one solvent selected from the group consisting of alcohols, esters and ether respectively with three or more carbon atoms and ketones with four or more carbon atoms to recover, and then dehydrating and/or drying the recovered pullulan.

219026

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