Process for the production of phosphated guar

Details Process for the production of phosphated guar Process for the production of phosphated guar

C - Chemistry, Metallurgy

08

B

C08B 37/00 (2006.01)

Patent

CA 2046577

ABSTRACT OF THE DISCLOSURE A process for preparing water-soluble phosphate esters of guar gum by mixing the guar with aqueous solution of a sodium salt of phosphoric acid having a pH of about 5 to about 7, drying the mixture to a moisture content of about 5 to about 12 percent, and heating the mixture in a closed chamber at a temperature of about 150°C to about 180°C for about 1 to 5 hours. HPP:jf 03/26/91 pat/hpp/p542.

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