Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Radiation-sensitive composition or product
Patent
1992-07-24
1994-08-30
Martin, Roland
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Radiation-sensitive composition or product
430 66, 430 67, G03G 5147
Patent
active
053427181
ABSTRACT:
An electrophotographic photoconductor is composed of an electroconductive support, a photoconductive layer formed on the electroconductive support, and a protective layer formed on the photoconductive layer which is composed of a polyol curing-type urethane resin, and satisfies the condition of b/a.ltoreq.0.2, wherein a is the absorbance at 2920 cm.sup.- and b is the absorbance at 2260 cm.sup.-1 in an IR spectrum of the protective layer.
Hashimoto Junichiro
Nousho Shinji
Rokutanzono Takashi
Seto Mitsuru
Martin Roland
Ricoh & Company, Ltd.
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