Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Process of making developer composition
Patent
1995-02-23
1996-07-16
Schilling, Richard L.
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Process of making developer composition
430109, 264211, 2642101, 2642102, 2642103, 2642106, 523206, 523319, 523346, 523500, 524700, G03G 9087, D01F 102
Patent
active
055366139
ABSTRACT:
A process for the preparation of pigmented toner compositions comprising: a) forming at a first temperature, a first melt mixture comprised of a partially crosslinked thermoplastic resin, pigment, optionally a wax, and optional additives, wherein the partially crosslinked thermoplastic resin is comprised of a mixture of crosslinked resin macrogel particles, crosslinked resin microgel particles, and uncrosslinked resin; and b) melt mixing at a second temperature, the first melt mixture to form a second mixture, wherein the macrogel particles are partially converted into microgel particles, and wherein the second temperature is less than or equal to the first temperature.
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patent: 5057392 (1991-10-01), McCabe et al.
patent: 5227460 (1993-07-01), Mahabadi et al.
patent: 5393630 (1995-02-01), Bayley et al.
patent: 5401602 (1995-03-01), Mahabadi et al.
patent: 5407772 (1995-04-01), Bayley et al.
patent: 5414052 (1995-05-01), Mahabadi et al.
Agur Enno E.
Chang Hui
Chung Joo T.
Flannery Linda A.
Ianni John J.
Haack John L.
Schilling Richard L.
Xerox Corporation
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