1.
    发明专利
    未知

    公开(公告)号:AT261995T

    公开(公告)日:2004-04-15

    申请号:AT01129788

    申请日:2001-12-14

    Applicant: BASF AG

    Abstract: The invention relates to a process for the production of styrene polymers containing water as expanding agent by suspension polymerization of styrene in the presence of an emulsifying auxiliary, the suspending agent being a mixture of water and an organic liquid which is water-miscible and which is virtually a non-solvent for polystyrene and has a boiling point below 100° C.

    10.
    发明专利
    未知

    公开(公告)号:ES2217083T3

    公开(公告)日:2004-11-01

    申请号:ES01129788

    申请日:2001-12-14

    Applicant: BASF AG

    Abstract: The invention relates to a process for the production of styrene polymers containing water as expanding agent by suspension polymerization of styrene in the presence of an emulsifying auxiliary, the suspending agent being a mixture of water and an organic liquid which is water-miscible and which is virtually a non-solvent for polystyrene and has a boiling point below 100° C.

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