6.
    发明专利
    未知

    公开(公告)号:BR9501924A

    公开(公告)日:1996-03-05

    申请号:BR9501924

    申请日:1995-05-05

    Applicant: BASF AG

    Abstract: Electrostatic toner contains a polymeric binder and, as charge stabiliser, a phenylacyl cpd. of formula (I): Het (+) - L - CD - Phe-R An (-) (I); Het (+) = a positively charged gp. derived from an heterocycle of the pyrazole, imidazole, pyridine, (iso)quinoline series; L = 1-8C alkylene; Phe = phenylene, opt. with an annelated benzene ring; R = H, OH, 1-4C alkoxy, NH2, 1-4C mono- or dialkylamino or an opt. substd. 1-6C alkyl, phenyl, phenoxy, mono- or diphenylamino or N-(1-4C alkyl)-N-phenyl-amino gp.; and An (-) = the equiv. of an anion. Also claimed is the use of (I) as charge stabiliser in electrostatic toners.

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