Preparation of pvp-iodine

C - Chemistry – Metallurgy – 08 – F

Patent

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C08F 8/22 (2006.01) A01N 59/12 (2006.01) C08F 126/08 (2006.01)

Patent

CA 1158798

O.Z. 0050/034094 Abstract of the Disclosure: A process for the preparation of PVP-iodine having an iodine:iodide ratio of about 2:1 and a partition coefficient of 180-250, by reacting PVP with elementary iodine in the presence of formic acid, oxalic acid or an ammonium salt or amide of carbonic acid, formic acid or oxalic acid, in aqueous solution,

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