Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1991-12-30
1993-08-10
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 9087
Patent
active
052347877
ABSTRACT:
A developer composition for electrophotography comprising a binding resin and a colorant, said binding resin comprising a specified nonlinear first polyester and a specified linear second polyester, the weight ratio of the first polyester to the second polyester being (80:20) to (20:80), is disclosed.
The developer composition of the present invention is excellent in hot offset resistance, low temperature fixation, smoothness and transparency of fixed face, and blocking resistance.
REFERENCES:
patent: 2297691 (1942-10-01), Carlson
patent: 4981923 (1991-01-01), Hagiwata et al.
patent: 5057392 (1991-10-01), McCabe et al.
Electrophotography: The Society Journal, vol. 22, No. 1, 1983, pp. 7-16.
Electrophotography: The Society Journal, vol. 25, No. 1, 1986, pp. 52-58.
Kawabe Kuniyasu
Morimoto Eizi
Semura Tetuhiro
Goodrow John
Kao Corporation
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