Preparation of polyvinylpyrrolidone-iodine

C - Chemistry – Metallurgy – 08 – F

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260/306.3

C08F 126/10 (2006.01) A01N 59/12 (2006.01) C08F 8/04 (2006.01)

Patent

CA 1155854

ABSTRACT OF THE DISCLOSURE: A process for the preparation of polyvinyl- pyrrolidone-iodine, wherein a polyvinylpyrrolidone which has been subjected to hydrogenation is mixed with 5 to 25% by weight of iodine at room temperature or up to 50°C. The novel process is particularly suitable for use with low molecular weight polyvinylpyrrolidone, having a K value of from 10 to 20.

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