92.
    发明专利
    未知

    公开(公告)号:ES2218158T3

    公开(公告)日:2004-11-16

    申请号:ES00931078

    申请日:2000-04-27

    Applicant: BASF AG

    Abstract: Insoluble, only slightly swellable popcorn polymers containinga) from 50 to 99% by weight of styrene and/or at least one monounsaturated styrene derivative,b) from 0.1 to 40% by weight of at least one N-vinyllactam or N-vinylamine andc) from 0.1 to 10% by weight of at least one difunctional crosslinking component,the stated percentages by weight of the individual components a) to c) summing to 100%.

    94.
    发明专利
    未知

    公开(公告)号:DE50103196D1

    公开(公告)日:2004-09-16

    申请号:DE50103196

    申请日:2001-09-29

    Applicant: BASF AG

    Abstract: The present invention relates to water-soluble or water-dispersible copolymers obtainable by free-radical polymerization of a) 80 to 20% by weight of hydroxy-C 1 -C 6 -alkyl (meth)acrylate and, where appropriate, one or more compounds of the formula (A) or (B) with R 1 =H, C 1 -C 6 -alkyl, R 2 =H, CH 3 R 3 =C 1 -C 24 -alkyl or mixtures thereof in the presence of b) 20 to 80% by weight of polyvinyl alcohol (PVA) and c) where appropriate 0 to 20% by weight of other polymerizable compounds (C), a process for their preparation, and their use as coating agent, binder and/or film-forming excipient in pharmaceutical dosage forms.

    99.
    发明专利
    未知

    公开(公告)号:AT263197T

    公开(公告)日:2004-04-15

    申请号:AT00931078

    申请日:2000-04-27

    Applicant: BASF AG

    Abstract: Insoluble, only slightly swellable popcorn polymers containinga) from 50 to 99% by weight of styrene and/or at least one monounsaturated styrene derivative,b) from 0.1 to 40% by weight of at least one N-vinyllactam or N-vinylamine andc) from 0.1 to 10% by weight of at least one difunctional crosslinking component,the stated percentages by weight of the individual components a) to c) summing to 100%.

Patent Agency Ranking