Composite carrier particles for electrophotography and process f

Details Composite carrier particles for electrophotography and process f Composite carrier particles for electrophotography and process f

1990-02-16

1992-04-28

McCamish, Marion E.

Radiation imagery chemistry: process, composition, or product th

Electric or magnetic imagery, e.g., xerography,...

Post imaging process, finishing, or perfecting composition...

4301066, G03G 914

Patent

active

051088622

ABSTRACT:
Disclosed herein are composite carrier particles for electrophotography comprising 80 to 99% by weight of ferromagnetic fine particles and a phenol resin, and having a number-average particle diameter of 10 to 1,000 .mu.m, a bulk density of not more than 2.0 g /cm.sup.3, and a curved surface configuration, and a process for producing the same.

REFERENCES:
patent: 4640971 (1987-02-01), Echigo et al.
patent: 4654287 (1987-03-01), Okuyama et al.
patent: 4839445 (1989-06-01), Echigo et al.

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