Method of removing surface ionic impurities on inorganic photoco

Details Method of removing surface ionic impurities on inorganic photoco Method of removing surface ionic impurities on inorganic photoco

1977-09-30

1980-01-15

Martin, Jr., Roland E.

Radiation imagery chemistry: process, composition, or product th

Electric or magnetic imagery, e.g., xerography,...

Process of making radiation-sensitive composition

423501, 210 24, 423561R, 423561B, 423509, 430 87, 430 94, 430 84, G03G 508, B01D 1500

Patent

active

041837487

ABSTRACT:
This invention is directed to photosensitive material for electrophotography and more particularly it is directed to the improvement of the properties with respect to humidity of photosensitive material by using photoconductive material in combination with ion exchange resin or by using photoconductive material which is previously washed in an aqueous solution in the presence of ion exchange resin.

REFERENCES:
patent: 2678885 (1954-05-01), Porter
patent: 2693416 (1954-11-01), Butterfield
patent: 3635705 (1972-01-01), Ciuffini
"Ion Exchange" The Condensed Chemical Dictionary.
Ion Exchange Separations in Analytical Chemistry, Samuelson, 1963, pp. 52, 53, 163.

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