Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1980-05-14
1981-09-08
Welsh, John D.
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
430904, 430 99, G03G 910
Patent
active
042885175
ABSTRACT:
A toner composition for electrostatic photography which comprises (A) toner powder comprising a base resin and a coloring agent and having an average particle size of not more than 30 microns and (B) silica powder coated on its surface with the base resin of the toner powder.
REFERENCES:
patent: 3720617 (1973-03-01), Chatterji et al.
patent: 3983045 (1976-09-01), Jugle et al.
Arimatsu Seiji
Ishikawa Katsukiyo
Nagata Koichi
Umeda Yasusi
Nippon Paint Co. Ltd.
Welsh John D.
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