Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Radiation-sensitive composition or product
Reexamination Certificate
2007-03-13
2007-03-13
Goodrow, John L (Department: 1756)
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Radiation-sensitive composition or product
C430S117200
Reexamination Certificate
active
10750458
ABSTRACT:
A method of manufacturing transparencies reduces light scattering in a projection transparency formed with an electrostatically deposited color image. The method comprises:providing a transparent support substrate;forming an electrostatically deposited color developer image on the support substrate, the color developer image containing at least 25% by weight of organic liquid carrier, the color developer having dispersed particles comprising thermoplastic polymer therein, said dispersed particles having an effective Tg; andheating the color developer image on the support at a temperature and for a time that the thermoplastic polymer coalesces and at least some of the organic liquid carrier evaporates at a rate that free volume between the particles is reduced and light scattering is thereby reduced.
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Kellie Truman F.
Simpson Charles W.
Goodrow John L
Mark A. Litman & Associates PA
Samsung Electronics Co,. Ltd.
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