Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1977-02-28
1982-08-17
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...
430109, 430137, 428407, G03G 914
Patent
active
043450130
ABSTRACT:
A free-flowing, non-spherical, fragmentary, toner particle is prepared by blending a mixture of thermoplastic resins with magnetic iron oxide. The dispersion is processed to a fine powder and dry blended with conductive carbon black which is anchored onto the surface of the particle by warm air or gas.
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Diamond Arthur S.
Floersheim Sydney N.
Black Copy Company, Inc.
Jacobs Marvin E.
Welsh John D.
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