Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Process of making developer composition
Reexamination Certificate
2006-08-29
2006-08-29
Chapman, Mark A. (Department: 1756)
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Process of making developer composition
C523S334000
Reexamination Certificate
active
07097954
ABSTRACT:
A toner process comprising heating a mixture of a latex and a colorant dispersion in the presence of an aggregating agent, and subsequently adding in an amount of at least about 4 weight percent alumina particles, and optionally which particles primarily function as a charge enhancing additive.
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Silence, Scott et al., U.S. Appl. No. 10/261,129, filed Sep. 27, 2002 on Toners and Developers.
Stegamat, Reza et al., U.S. Appl. No. 10/260,377, filed Sep. 27, 2002 on Toner Processes.
Hawkins Michael S.
Parker Jackie B.
Skorokhod Vladislav
Strohm Eric M.
Veregin Richard P. N.
Chapman Mark A.
Fay Sharpe Fagan Minnich & McKee LLP
Palazzo Eugene O.
Xerox Corporation
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