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| Number | Title | Issue Date |
| 7445877 | Charge transport materials having a central disulfane linkage Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the ... | 11/04/2008 |
| 7378203 | Charge transport materials having at least a metallocene group Improved charge transport material comprises the formula: where M comprises a metallocenyl group; Y comprises a functional group selected from the group consisting of a metallocenyl... | 05/27/2008 |
| 7371493 | Charge transport materials having a 1,3,6,8-tetraoxo-1,3,6,8-tetrahydrobenzo[][3,8]phenanthroline-2,7-diyl group Improved charge transport material having the formula: Y-Z-X-E where E comprises a functional group selected from the group consisting of a reactive ring group, a vinyl ether group, an acrylamido group, and a methacrylami... | 05/13/2008 |
| 7364825 | Charge transport materials having a nitrogen-containing-heterocycle hydrazone group Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the ... | 04/29/2008 |
| 7351508 | Organophotoreceptors with a charge transport material having multiple vinyl-containing hydrazone groups Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the ... | 04/01/2008 |
| 7348116 | Aromatic heterocyclic-based charge transport materials having two amino groups Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the ... | 03/25/2008 |
| 7297449 | Optical recording medium and optical recording apparatus There is provided an optical recording medium comprising a recording layer containing a charge-generating material capable of generating a first electric charge and a second electric charge by beam irradiation, the second electric charge having a different polarity ... | 11/20/2007 |
| 7261987 | Azine-based charge transport materials having a bicyclic heterocyclic ring Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the ... | 08/28/2007 |
| 7220745 | Heterocyclic compounds useful to treat HCV The present invention relates to substituted diphenyl heterocycle compounds and pharmaceutical compositions thereof that inhibit replication of HCV virus. The present invention also relates to the use of the compounds and/or compositions to inhibit HCV replication a... | 05/22/2007 |
| 7220523 | Bridged charge transport materials having two bicyclic heterocycle hydrazones Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the ... | 05/22/2007 |
| 7189483 | Charge transport materials having heteroaromatic hydrazone groups An improved organophotoreceptor includes an electrically conductive substrate and a photoconductive element on the electrically conductive substrate where the photoconductive element comprises: a) a charge transport material having... | 03/13/2007 |
| 7189482 | Organophotoreceptor with charge transport compound with an azine group Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport compound having the ... | 03/13/2007 |
| 7183028 | Organophotoreceptor with novel charge transport compounds having an epoxy group Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the ... | 02/27/2007 |
| 7175956 | Organic photoconductive material, electrophotographic photoreceptor comprising the same, and image-forming apparatus The invention is to provide an organic photoconductive material capable of realizing electrophotographic photoreceptors of high reliability that have high charge potential, high sensitivity, good responsiveness to light and good durability, of which the characterist... | 02/13/2007 |
| 7169521 | Hydrazone-based charge transport materials Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the ... | 01/30/2007 |
| 7169520 | Organophotoreceptor with charge transport material with a hydrazone group linked to a heterocyclic group Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the ... | 01/30/2007 |
| 7141188 | Organic compositions The present invention provides a composition comprising: (a) dielectric material; and (b) porogen comprising at least two fused aromatic rings wherein each of the fused aromatic rings has at least one alkyl substituent thereon and a bond exists between at least two ... | 11/28/2006 |
| 7112392 | Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge for image forming apparatus using the electrophotographic photoreceptor An electrophotographic photoreceptor including an electroconductive substrate and a photosensitive layer on the electroconductive substrate, wherein the photosensitive layer includes at least a compound having a substituted or unsubstituted alkylamino group and a ch... | 09/26/2006 |
| 7108948 | Organophotoreceptor with charge transport compositions An organophotoreceptor comprises an electrically conductive substrate and photoconductive element on the electrically conductive substrate, the photoconductive element having a) a charge transport composition with the formula ... | 09/19/2006 |
| 7094516 | Benzobisazole compound and optical recording medium containing the compound An optical recording medium having an organic dye layer as a recording layer on a substrate, wherein at least one benzobisazole-based compound represented by a general formula (1) is contained in the recording layer: | 08/22/2006 |
| 7083884 | Organophotoreceptor with charge transport material having a hydrazone group linked to an epoxy group and a heterocyclic ring Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the ... | 08/01/2006 |
| 7060393 | Optical recording medium and optical recording apparatus There is provided an optical recording medium comprising a recording layer containing a charge-generating material capable of generating a first electric charge and a second electric charge by beam irradiation, the second electric charge having a different polarity ... | 06/13/2006 |
| 7014968 | Organophotoreceptor with charge transport material having a thiiranyl group Improved organophotoreceptor comprises a photoconductive element comprising: (a) a charge transport material having the formula where Y1 and Y2 are, each ... | 03/21/2006 |
| 7011918 | Polymeric charge transport compositions for organophotoreceptors This invention includes an organophotoreceptor having an electrically conductive substrate and photoconductive element on the electrically conductive substrate, the photoconductive element having a) a polymeric charge transport com... | 03/14/2006 |
| 6953957 | Charge transport material including a poly-3,3″-dialkyl-2,2′:5′2″-terthiophene The invention generally relates to the use of poly-3,3″-dialkyl-2,2′:5′,2″-terthiophenes as charge transport materials or semiconductors in electrooptical, electronic or electroluminescent devices, and to charge transport and semiconducting components and de... | 10/11/2005 |
| 6083651 | Phenothiazine or phenoxazine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptor A phenothiazine or phenoxazine derivative represented by the following general formula (1), a charge-transporting material comprising the derivative, and an electrophotographic photoreceptor containing the charge-transporting material are disclosed. The c... | 07/04/2000 |
| 6027840 | Solution for making photoconductive layers in CRTS Disclosed is a solution for forming photoconductive layer for electrophotographically manufacturing a luminescent screen on an interior surface of a faceplate panel for a CRT. The solution consists of 0.01 to 10% by weight of bis dimethyl phenyl diphenyl ... | 02/22/2000 |
| 5856471 | Phthalocyanine pigment for electrophotographic photoreceptors An electrophotographic photoreceptor comprising a conductive substrate having thereon a photosensitive layer, the photosensitive layer containing a hydroxymetal or hydroxysilicon phthalocyanine pigment represented by formula (I) as a charge generating mat... | 01/05/1999 |
| 5837412 | Electrophotographic photosensitive member, and process cartridge and electrophotographic apparatus utilizing the same An electrophotographic photosensitive member has a support and a photosensitive layer provided thereon. The photosensitive layer contains a hindered phenol compound and a fluorene compound represented by the following formula (1): ##STR1## where... | 11/17/1998 |
| 5731078 | Developing apparatus and coated developer roller A coated donor roll comprises a core with a coating, the coating comprising a charge transporting polymer, an organic acid metal salt compound, and iodine.... | 03/24/1998 |
| 5707768 | Diamine compounds and electrophotographic photoreceptor A diamine compound of the following formula (1): ##STR1## wherein R1 is a hydrogen atom, a lower alkyl group or a lower alkoxy group, each of A1, A2 and A3 which are independent of one another, is a substit... | 01/13/1998 |
| 5639581 | Charge transporting polymer, process for producing the same, and organic electronic device containing the same A charge transporting polymer represented by formula (I): ##STR1## wherein R represents a hydrogen atom, an alkyl group, an acyl group or --CONH--R' wherein R' represents an alkyl group or a substituted or unsubstituted aryl group; R1 and ... | 06/17/1997 |
| 5622801 | Phthalocyanine pigment and dispersion thereof and electrophotographic photoreceptor containing the pigment An electrophotographic photoreceptor comprising a conductive substrate having thereon a photosensitive layer, the photosensitive layer containing a hydroxymetal or hydroxysilicon phthalocyanine pigment represented by formula (I) as a charge generating mat... | 04/22/1997 |
| 5604065 | Electrophotographic photoconductor and triphenylamine compound for use therein An electrophotographic photoconductor includes an electroconductive substrate, and a photoconductive layer formed thereon containing at least one tertiary amine compound of formula (I) as an effective component: ##STR1## wherein Ar1 and Ar... | 02/18/1997 |
| 5576132 | Electrophotographic photoconductor comprising pyrenylamine derivative An electrophotographic photoconductor comprises an electroconductive substrate and a photoconductive layer formed thereon comprising as an effective component at least one pyrenylamine derivative of formula (I): ##STR1## wherein R1, R... | 11/19/1996 |
| 5569749 | Organic photoconductive material and a photosensitive material for electronic photography using it An organic photoconductive material is represented by the following general formula [1]: A1 --N.dbd.N--B--N.dbd.N--A2 [1], wherein B is a divalent organic group bonded to nitrogen atoms forming azo groups, A1 | 10/29/1996 |
| 5501930 | Electrophotographic photoreceptor containing enamine derivative An electrophotographic photoreceptor is herein disclosed which comprises a conductive support and a photosensitive layer formed on the conductive support, and the photosensitive layer contains an enamine derivative as a carrier transport material represen... | 03/26/1996 |
| 5498502 | Negative charging type printing photosensitive resin composition The present invention provides an electrographic printing photosensitive resin composition, which exhibits a good photosensitivity in a negative corona charging system and is useful for a laser platemaking system using semi-conductor laser light within a ... | 03/12/1996 |
| 5403958 | Electrophotographic member Disclosed is an electrophotographic member containing as a charge transport material a fluorine-containing N,N,N',N'-tetraarylbenzidine derivative which is remarkably excellent in solubility in an organic solvent and/or a binder such as polycarbonate resi... | 04/04/1995 |
| 5389480 | Electrophotographic photoreceptor An electrophotographic photoreceptor comprising an electrically conductive substrate and a photosensitive layer formed thereon, wherein the photosensitive layer contains at least one member selected from the group consisting of compounds of the formula (I... | 02/14/1995 |
