Patent application number | Description | Published |
20090011349 | Photoreceptor for Electrophotography - An object of the invention is to provide a photoreceptor for electrophotography which has a low residual potential in an initial stage, is inhibited from increasing in residual potential, is prevented from decreasing in charge potential, undergoes little fatigue deterioration even upon repeated use, and is less apt to pose a problem concerning toxicity or environmental pollution. The invention relates to a photoreceptor for electrophotography which has a photosensitive layer containing an aromatic hydroxycarboxylic acid metal complex represented by the following general formula (1): | 01-08-2009 |
20090053633 | P-TERPHENYL COMPOUND MIXTURE AND ELECTROPHOTOGRAPHIC PHOTORECEPTORS MADE BY USING THE SAME - An object of the invention is to provide: a p-terphenyl compound mixture useful as a charge-transporting agent which has improved solubility in organic solvents to thereby diminish a cracking phenomenon, which poses problems concerning photoreceptor characteristics, and can realize an electrophotographic photoreceptor having high sensitivity and high durability; and an electrophotographic photoreceptor employing the compound mixture. The invention relates to: a p-terphenyl compound mixture which includes two symmetric p-terphenyl compounds respectively represented by the following general formula (1) and general formula (2) and an asymmetric p-terphenyl compound represented by the following general formula (3) which has both a group of substituents of the compound represented by general formula (1) and a group of substituents of the compound represented by general formula (2); and an electrophotographic photoreceptor containing the compound mixture. | 02-26-2009 |
20090104552 | PHOTORECEPTOR FOR ELECTROPHOTOGRAPHY - An object of the present invention is to provide an electrophotographic photoreceptor which is not impaired in electrophotographic properties such as charge potential and residual potential and which is also excellent in repetition stability. The invention relates to an electrophotographic photoreceptor including a conductive support having thereon a photosensitive layer containing a zirconium compound represented by the following general formula (1): | 04-23-2009 |
20100015542 | P-TERPHENYL COMPOUND AND PHOTOSENSITIVE BODY FOR ELECTROPHOTOGRAPHY USING SUCH COMPOUND - The present invention provides p-terphenyl compounds represented by the following general formula (1) and (2): | 01-21-2010 |
20100104964 | PHOTORECEPTOR FOR ELECTROPHOTOGRAPHY - An object of the invention is to provide a photoreceptor for electrophotography which has a low residual potential in an initial stage, is inhibited from increasing in residual potential, is prevented from decreasing in charge potential, and undergoes little fatigue deterioration even upon repeated use. The invention relates to a photoreceptor for electrophotography which has a photosensitive layer containing a cyclic phenol sulfide represented by the following general formula (1): | 04-29-2010 |
20100291480 | ELECTROPHOTOGRAPHIC PHOTOSENSITIVE BODY - An object of the present invention is to provide an electrophotographic photosensitive body having improved electrophotographic characteristics such as sensitivity and residual potential and also having excellent durability. The present invention provides an electrophotographic photosensitive body having a layer containing at least one specific p-terphenyl compound and at least one polycarbonate resin represented by the general formula (I): | 11-18-2010 |
20130266343 | ELECTROPHOTOGRAPHIC PHOTOSENSITIVE BODY - An object of the present invention is to provide an electrophotographic photosensitive body having improved electrophotographic characteristics such as sensitivity and residual potential and also having excellent durability. The present invention provides an electrophotographic photosensitive body having a layer containing at least one specific p-terphenyl compound and at least one polycarbonate resin represented by the general formula (I): | 10-10-2013 |
20130280652 | P-TERPHENYL COMPOUND MIXTURE AND ELECTROPHOTOGRAPHIC PHOTORECEPTORS MADE BY USING THE SAME - An object of the invention is to provide a method of making a p-terphenyl compound mixture which includes two symmetric p-terphenyl compounds respectively represented by formula (1) and formula (2) and an asymmetric p-terphenyl compound represented by formula (3) | 10-24-2013 |