Coating processes – Measuring – testing – or indicating – Thickness or uniformity of thickness determined
Patent
1976-03-01
1977-02-08
Hoffman, James R.
Coating processes
Measuring, testing, or indicating
Thickness or uniformity of thickness determined
96 1SD, 252 621P, 428407, G03G 1308, G03G 1309, G03G 910
Patent
active
040072932
ABSTRACT:
Improved electrostatographic developer mixtures comprising finely-divided toner particles electrostatically clinging to the surface of carrier particles wherein the carrier particles comprise a core having an outer layer thereon of poly(2-vinyl-pyridine) mixed with polyurethane. The use of said developer mixtures for the development of electrostatic latent images is also described.
REFERENCES:
patent: 3533835 (1970-10-01), Hagenbach et al.
patent: 3811880 (1974-05-01), Browning
Mincer Joseph L.
Pochan John M.
Hoffman James R.
Xerox Corporation
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