24.
    发明专利
    未知

    公开(公告)号:DE19717191A1

    公开(公告)日:1998-10-29

    申请号:DE19717191

    申请日:1997-04-24

    Applicant: BASF AG

    Abstract: The invention relates to a method for producing liquid iodophors from poly-n-vinyl lactams and dextrines as carrier materials, characterized in that a mixture of the carrier materials, iodine and iodide ions, or a reducing agent instead of iodide ions, is heated in an aqueous medium in the presence of a mono or polyvalent alcohol with 1 to 6 C atoms at a temperature ranging from 40 to 100 DEG C.

    30.
    发明专利
    未知

    公开(公告)号:DE4446467A1

    公开(公告)日:1996-06-27

    申请号:DE4446467

    申请日:1994-12-23

    Applicant: BASF AG

    Abstract: The invention concerns a method of producing lenticular tablets by melt calendering, using form cylinders provided with ellipsoid-segment recesses. The proposed method produces tablets which are easy to trim and in which any misalignement between the top and bottom halves of the tablet is such that only a small residue needs to be ground off.

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