Electrophotographic grade zinc oxide

Details Electrophotographic grade zinc oxide Electrophotographic grade zinc oxide

1977-08-11

1979-07-10

Brown, J. Travis

Gas separation: apparatus

Magnetic separating means

423622, 252501, G03G 508, H01C 1300, G01G 902

Patent

active

041606680

ABSTRACT:
A process for the production of electrophotographic grade zinc oxide which comprises heating zinc oxide to a temperature of between 150.degree. C. and 800.degree. C. and then treating the heat treated zinc oxide with an organic compound having at least two carbon atoms and containing an alkene group.

REFERENCES:
patent: 2416044 (1947-02-01), Calbeck
patent: 2844436 (1958-06-01), Baker et al.
patent: 3507693 (1970-04-01), Ueda

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