Process for preparing pvp-iodine complex

Details Process for preparing pvp-iodine complex Process for preparing pvp-iodine complex

C - Chemistry, Metallurgy

08

F

402/478, 167/4.2

C08F 8/22 (2006.01) A01N 59/12 (2006.01) A61K 31/79 (2006.01) C08F 26/08 (2006.01)

Patent

CA 1102492

Abstract In accordance with the present invention, there is provided herein an in situ process for making stable PVP-iodine complex having a high level of iodine power. The process of this invention is carried out by adding a pre-determined amount of free water to a PVP suspension, and admixing iodine therewith to form the desired solid complex. The PVP suspension may be obtained by suspension polymerization of N-vinylpyrrolidone (VP) in a suitable solvent, and used directly for succeeding steps of the process.

297625

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