1.
    发明专利
    未知

    公开(公告)号:DE50101699D1

    公开(公告)日:2004-04-22

    申请号:DE50101699

    申请日:2001-12-14

    Applicant: BASF AG

    Inventor: LAUSBERG DR HAHN DR

    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.

Patent Agency Ranking