26.
    发明专利
    未知

    公开(公告)号:AT516133T

    公开(公告)日:2011-07-15

    申请号:AT06725050

    申请日:2006-03-14

    Applicant: BASF SE

    Abstract: Process for production of polymer blends which are suitable as filter aids and are composed of polystyrene and of crosslinked water-insoluble polyvinylpyrrolidones via processing of the two components in an extruder, which comprises melting polystyrene in an extruder and then treating it with the polyvinylpyrrolidone, and adding, to the mixture of the components, from 0.1 to 10% by weight of water, based on the total amount of polystyrene and popcorn polymer, and extruding and comminuting the mixture.

    28.
    发明专利
    未知

    公开(公告)号:BRPI0717304A2

    公开(公告)日:2013-10-15

    申请号:BRPI0717304

    申请日:2007-12-03

    Applicant: BASF SE

    Abstract: Solid dispersions of thermoplastic polymers and a crosslinked water-insoluble polymer, which solid dispersions are suitable as filter aids, wherein the solid dispersions comprise 20 to 95% by weight of at least one thermoplastic polymer (component A) and 5 to 80% by weight of at least one crosslinked water-insoluble polymer selected from the group consisting of homopolymers of N-vinylformamide, N-vinylcaprolactam, N-vinylpiperidone, N-vinylpyridines, N-vinylimidazoles, styrene monomers, acrylates and methacrylates and also copolymers of basic N-vinyl compounds, styrene monomers, acrylates and methacrylates (component B).

    29.
    发明专利
    未知

    公开(公告)号:AT554745T

    公开(公告)日:2012-05-15

    申请号:AT06764299

    申请日:2006-08-02

    Applicant: BASF SE

    Abstract: The present invention relates to cosmetic preparations which comprise at least one polymer A which comprises, in copolymerized form, at least one ester of (meth)acrylic acid, at least one olefinically unsaturated anionogenic or anionic compound, at least one polyester or polyether with at least two free-radically polymerizable, olefinically unsaturated double bonds, and if appropriate further olefinically unsaturated compounds.

    DISPERSIONES SOLIDAS HECHAS DE POLIMEROS TERMOPLASTICOS Y ADECUADAS COMO AUXILIARES DE FILTROS.

    公开(公告)号:MX2009004195A

    公开(公告)日:2009-04-30

    申请号:MX2009004195

    申请日:2007-12-03

    Applicant: BASF SE

    Abstract: Dispersiones sólidas adecuadas para auxiliares de filtro y hechas de polímeros termoplásticos y un polímero soluble no en agua entrelazado, en donde las dispersiones sólidas consisten de 20 a 95% en peso de por lo menos un polímero termoplástico (componente A) y de 5 a 80% en peso de por lo menos un polímero no soluble en agua entrelazado del grupo que consiste de homopolímeros de N-vinol formamida, N-vinil caprolactama, N-vinil piperidona, N-vinil imidazoles, monómeros de estireno, acrilatos y acrilatos de metilo y copolímeros de compuestos N-vinilo, monómeros de estireno, acrilatos y acrilatos de metilo componente B).

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