Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1988-09-27
1989-11-07
Welsh, J. David
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
430125, 118652, G03G 1310
Patent
active
048791970
ABSTRACT:
Disclosed is a process of developing images formed on a photosensitive material for electrophotography which does not cause the fogging originated from a pair of squeeze rolls made of materials different from each other and which includes the steps of developing the images with a liquid developer of the positive type containing a compound having a polyoxyethylene group or at least one compound selected from the group consisting of phosphate, sulfate and sulfonate salts having a group soluble in the carrier liquid and free from polyoxyethylene group.
REFERENCES:
patent: 3779924 (1973-12-01), Chechak
patent: 3885960 (1975-05-01), Anderson
patent: 4138351 (1979-02-01), Gilliams
Furukawa Akira
Kohmura Isao
Nakatani Mamoru
Senga Takao
Yamada Jun
Mitsubishi Paper Mills Ltd.
Welsh J. David
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