PROCESS FOR PREPARING PVP-IODINE PRODUCT
    1.
    发明申请
    PROCESS FOR PREPARING PVP-IODINE PRODUCT 审中-公开
    制备PVP-IODINE产品的方法

    公开(公告)号:WO1993006837A1

    公开(公告)日:1993-04-15

    申请号:PCT/US1992006921

    申请日:1992-08-21

    Abstract: A proces for preparing a water-insoluble or water-soluble PVP-iodine product which comprises intimately mixing water-insoluble PVP or water-soluble PVP having a K-value of 10-20, about 10 to 20 % by weight of iodine powder and about 0.05 to 1 % by weight of isopropanol, heating the reaction mixture at a mixing temperature of room temperature to about 30-60 DEG C for about 0.5 to 6 hours, and heating the mixture at a reaction temperature of about 65 to 98 DEG C for about 10-24 hours, generally at least 18 hours, to form a stable, uniform, free-flowing powder.

    Abstract translation: 制备水不溶性或水溶性PVP-碘产物的方法,其包括将K值为10-20,约10至20重量%的碘粉末的水不溶性PVP或水溶性PVP与 约0.05-1重量%的异丙醇,在室温至约30-60℃的混合温度下加热反应混合物约0.5至6小时,并在约65至98℃的反应温度下加热该混合物 约10-24小时,通常至少18小时,以形成稳定,均匀的自由流动的粉末。

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