Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1994-08-24
1996-07-02
Dote, Janis L.
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
430111, 430903, G03G 9083
Patent
active
055320953
ABSTRACT:
A magnetic toner includes at least binding resin (for instance, a styrene-acryl resin) and magnetic powder (for instance, Mn--Zn ferrite or Ni--Zn ferrite) having a saturation magnetization of at least 50 emu/g and a coercive force as measured under the magnetic field of 10 kOe not exceeding 50 Oe. An image formed by using this magnetic toner has high quality and is free of tailing.
REFERENCES:
patent: 4282302 (1981-08-01), Makino et al.
patent: 4654287 (1987-03-01), Okuyama et al.
patent: 5064739 (1991-11-01), Asanae et al.
patent: 5143810 (1992-09-01), Nozawa et al.
Patent & Trademark Office English--Language Translation of Japanese Patent 1-231063 (pub. Sep. 1989).
Communicated dated Dec. 23, 1994, issued by European Patent Office.
English Abstract of Japanese Patent 4-124683 (pub. Apr. 1992).
Asanae Masumi
Funakawa Akihiko
Kimura Fumio
Noshiro Toshihiko
Ochiai Masahisa
Dote Janis L.
Hitachi Metals Ltd.
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