Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1999-10-04
2000-07-18
Goodrow, John
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
430109, G03G 909
Patent
active
060905166
ABSTRACT:
This invention provides a free-flowing polyester dye powder which has superior stability and transparency for application in electrophotographic imaging systems. In another embodiment this invention provides novel chromophoric diester monomers which are reacted with diol monomers to form an invention polyester dye. A present invention toner composition comprises particulate polyester dye, and one or more optional components such as a charge control agent or a surfactant.
REFERENCES:
patent: 4778742 (1988-10-01), Ong et al.
patent: 5200290 (1993-04-01), Ong et al.
patent: 5958998 (1999-09-01), Foucher et al.
Borzo Marie
Chiang Kophu
Choe Eui-Won
Mikkilineni Rao D.
Yoon Hyun-Nam
Goodrow John
Hoechst Celanese Corporation
Rosenstock Jerome
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