Patents Assigned to Orient Chemical Insustries, Ltd.
  • Positive electrified charge control agent and charge control method of toner using it
    Publication number: 20070037083
    Abstract: A positive electrified charge control agent comprises a silicon complex compound represented by the following chemical formula (1) (in the formula (1), [A]? is a sulfate anion). A positive electrified toner for developing an electrostatic image comprises the positive electrified charge control agent. A charge control method of the positive electrified toner for developing the electrostatic image comprises a step for making the toner positively electrified by friction.
    Type: Application
    Filed: June 27, 2006
    Publication date: February 15, 2007
    Applicant: Orient Chemical Insustries, Ltd.
    Inventors: Osamu Yamate, Masashi Yasumatsu