Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1992-09-25
1995-07-04
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...
430110, G03G 9083
Patent
active
054299004
ABSTRACT:
A magnetic developer comprising magnetic toner particles each comprising a binder resin, magnetic powder and a first charge-controlling agent, and magnetic carrier particles in mixture, and further containing 0.05 to 1 part by weight of a second charge-controlling agent being provided on the outer surfaces of the magnetic toner particles on the basis of 100 parts by weight of the magnetic toner particles has better triboelectric characteristics and a highly stabilized image density in the continuous development.
REFERENCES:
patent: 4433042 (1984-02-01), Kawanishi et al.
patent: 4640880 (1987-02-01), Kawanishi et al.
patent: 5053305 (1991-10-01), Aoki et al.
USPTO English-Translation of Japanese Kokai Patent Application No. 57-70538 (May 1, 1982).
USTPO English-Translation of Japanese Kokai Patent Application No. 57-45556 (Mar. 15, 1982).
USPTO English-Translation of Japanese Kokai Patent Application No. 4-116662 (Apr. 17, 1992).
Asanae Masumi
Funakawa Akihiko
Goto Ryuji
Dote Janis L.
Hitachi Metals Ltd.
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