Obtention of circumine solid derivatives

Details Obtention of circumine solid derivatives Obtention of circumine solid derivatives

C - Chemistry, Metallurgy

09

B

C09B 61/00 (2006.01) A23L 1/275 (2006.01) C07C 45/79 (2006.01) C07C 49/255 (2006.01)

Patent

CA 2230895

Process for producing solid derivatives of curcumine, comprising the agitation of a curcumine resin in a liquid medium, at a temperature lower than 100 ~C, in the presence of a hydrosoluble organic compound having a high molecular weight, and provided with abundant hydroxyle groups; the dye is obtained from the dissolution cooled down to room temperature.

Procédé d'obtention de dérivés solides de curcumine, consistant à agiter une résine de curcumine en milieu liquide, à une température inférieure à 100 ·C, en présence d'un composé organique de poids moléculaire élevé, hydrosoluble, et pourvu de groupes hydroxyles abondants; on obtient le colorant de la dissolution refroidie jusqu'à température ambiante.

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