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TONER PARTICLES OF CONTROLLED MORPHOLOGY

  • US 20080145779A1
  • Filed: 12/15/2006
  • Published: 06/19/2008
  • Est. Priority Date: 12/15/2006
  • Status: Active Grant
First Claim
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1. A method for the preparation of electrostatographic toner comprising the steps of:

  • a) dissolving a polymer material in an organic solvent to form an organic phase and a metal complex selected form the group consisting of zinc dimethyldithiocarbamate;

    zinc diethyldithiocarbamate;

    dibenzyldithiocarbamate, zinc di-n-butyldithiocarbamate to form an organic phase;

    b) dispersing the organic phase in an aqueous phase comprising a particulate stabilizer to form a dispersion and homogenizing the resultant dispersion;

    c) evaporating the organic solvent and recovering a resultant product; and

    d) washing and drying the resultant product.

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