21.
    发明专利
    未知

    公开(公告)号:DE19617983A1

    公开(公告)日:1997-11-13

    申请号:DE19617983

    申请日:1996-05-06

    Applicant: BASF AG

    Abstract: Polymers containing beta -hydroxy alkyl vinyl amine units obtainable by the reaction of polymers containing vinyl amine units with epoxides of formula (IV) in which R = C2 to C28 alkyl, C1 to C18 alkyl phenyl or C2 to C18 alkenyl, a process for producing the polymers and their use as retention, dewatering and flocullents and as fixers in paper production, a protective colloid in the production of alkyl diketene dispersions or alkenyl succinic acid anhydride dispersions, as emulsifiers in the production of aqueous filler sludges and as corrosion inhibitors.

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