Porous electrophotographic toner and preparation process of maki

Details Porous electrophotographic toner and preparation process of maki Porous electrophotographic toner and preparation process of maki

1981-02-10

1983-04-12

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...

430137, 430 98, 430109, 264 49, 264344, 264 5, G03G 916

Patent

active

043798250

ABSTRACT:
Porous toner comprises a coloring matter and a binder, said toner being formed by obtaining a powder through a step of mixing and kneading under heat a toner preparing material including a coloring matter, binder and elimination compound which neither softens or melts at a temperature at which said binder softens or melts, and by treating said powder with a solvent to remove said elimination compound.

REFERENCES:
patent: 3925219 (1975-12-01), Strong
patent: 3956020 (1976-08-01), Weininger et al.
patent: 3970571 (1976-07-01), Olson et al.
patent: 4041115 (1977-08-01), Jenkins

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