13.
    发明专利
    未知

    公开(公告)号:DE502006006358D1

    公开(公告)日:2010-04-15

    申请号:DE502006006358

    申请日:2006-10-25

    Applicant: BASF SE

    Abstract: The invention relates to aqueous dispersions of water-soluble polymers of N-vinyl-carboxamides, which are substantially salt-free and comprise anionic polymeric stabilizers having a comb-like molecular structure, processes for the preparation of the dispersions in the presence of anionic polymeric stabilizers having a comb-like molecular structure and the use of the dispersions as retention aids or fixing agents in papermaking.

    19.
    发明专利
    未知

    公开(公告)号:AT459664T

    公开(公告)日:2010-03-15

    申请号:AT06807519

    申请日:2006-10-25

    Applicant: BASF SE

    Abstract: The invention relates to aqueous dispersions of water-soluble polymers of N-vinyl-carboxamides, which are substantially salt-free and comprise anionic polymeric stabilizers having a comb-like molecular structure, processes for the preparation of the dispersions in the presence of anionic polymeric stabilizers having a comb-like molecular structure and the use of the dispersions as retention aids or fixing agents in papermaking.

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