C - Chemistry – Metallurgy – 13 – K
Patent
C - Chemistry, Metallurgy
13
K
260/231, 204/82
C13K 5/00 (2006.01) C07H 3/04 (2006.01) C13K 13/00 (2006.01)
Patent
CA 1223581
ABSTRACT A process for purifying commercial lactulose in the form of syrup, comprising a first stage of chemical oxidation with bromine or electrochemical oxidation in the presence of sodium bromide, followed by treating the obtained aqueous solution with ion exchange resins in the following order: - strong cationic resin of H+ form - wear anionic resin of OH- form - strong anionic resin of bisulphite form - strong cationic resin of H+ form - weak anionic resin of OH- form
456855
Carobbi Renato
Franci Vittorio
Miletti Sandro
Marks & Clerk
Sirac S.p.a.
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