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    • 1. 发明专利
    • Electrophotographic sensitive body
    • 电子感应敏感体
    • JPS59113445A
    • 1984-06-30
    • JP22296382
    • 1982-12-21
    • Dainippon Ink & Chem Inc
    • KAWAHARA TATSUROUTAKENOUCHI OSAMUTANAKA HISAMIGUEN CHIYAN KEE
    • G03G5/06
    • G03G5/0637G03G5/0616
    • PURPOSE:To improve sensitivity and durability by forming a photosensitive layer contg. a specified 1,2,3,4-tetrahydroquinoline compd. on a conductive substrate. CONSTITUTION:Photosensitive layers 2, 2', 2'' formed on a conductive substrate 1 contains a 1,2,3,4-tetrahydroquinoline (THQ) compd. represented by the formula shown here in which A is an aromatic hydrocarbon or heterocyclic group; R1- R3 are each H, halogen, alkyl, aryl, or the like. The photosensitive layer 2 may be formed by using said THQ together with a sensitizing dye or an electron acceptor, and a binder, or the photosensitive layer 2' may be formed by dispersing a charge transfer substance 3 into a charge transfer layer composed of said THQ and the binder. The photosensitive layer 2'' of multilayer structure uses the THQ incorporated in the charge transfer layer 4. The THQ acts as a photoconductor in the photosensitive layer 2, and as a charge transfer medium in the photosensitive layers 2', 2''. As a result, these photosensitive layers are good in sensitivity, small in fluctuation, resistant against repeated uses, and rich in durability.
    • 目的:通过形成感光层来提高灵敏度和耐久性。 指定的1,2,3,4-四氢喹啉化合物 在导电基板上。 构成:形成在导电基底1上的感光层2,2',2“含有1,2,3,4-四氢喹啉(THQ)化合物。 由这里所示的式表示,其中A是芳族烃或杂环基; R 1 -R 3各自为H,卤素,烷基,芳基等。 感光层2可以通过使用所述THQ与敏化染料或电子受体以及粘合剂一起使用,或者感光层2'可以通过将电荷转移物质3分散到由所述THQ组成的电荷转移层中而形成 和粘合剂。 多层结构的感光层2“使用结合在电荷转移层4中的THQ。THQ在感光层2中用作感光体,并且作为感光层2',2”中的电荷转移介质。 结果,这些感光层的灵敏度好,波动小,耐反复使用,耐久性高。
    • 2. 发明专利
    • Electrophotographic receptor
    • 电子摄影受体
    • JPS5931957A
    • 1984-02-21
    • JP14168582
    • 1982-08-17
    • Dainippon Ink & Chem Inc
    • GUEN CHIYAN KEETAKENOUCHI OSAMUTAKIZAWA YOSHIKO
    • G03G5/05G03G5/06
    • G03G5/0657
    • PURPOSE:To provide a photoreceptor not causing production of ozone and problems due to its production, by forming a photosensitive layer contg. three components of a specified perylene pigment, poly-N-vinylcarbazole, and a specified electron acceptor. CONSTITUTION:An electrophotographic receptor has a photosensitive layer contg. a perylene pigment represented by the shown formula, poly-N-vinyl-carbazole, and an electron acceptor of a benzene deriv. substd. on the nucleus by at least one radical selected from a group consisting of OH, COOH, carboalkoxyl, and carbohalide, and at least one radical or atom selected from a group consisting of nitro and halogen. Remarkably superior photosensitivity is obtained by either dispersing or dissolving said three components into the same photosensitive layer.
    • 目的:提供不会产生臭氧的感光体及其生产的问题,通过形成光敏层。 指定的苝颜料,聚-N-乙烯基咔唑和特定的电子受体的三种组分。 构成:电子照相受体具有光敏层, 由下式表示的苝颜料,聚-N-乙烯基咔唑和苯衍生物的电子受体。 substd。 至少一个选自OH,COOH,烷氧羰基和卤代烷基的基团,以及至少一个选自硝基和卤素的基团或原子。 通过将所述三种组分分散或溶解到相同的感光层中,可以获得卓越的光敏性。
    • 3. 发明专利
    • Electrophotographic sensitive body
    • 电子感应敏感体
    • JPS59140456A
    • 1984-08-11
    • JP1370783
    • 1983-02-01
    • Dainippon Ink & Chem Inc
    • GUEN CHIYAN KEETAKIZAWA YOSHIKO
    • G03G5/05G03G5/06G03G5/09
    • G03G5/0664G03G5/0637G03G5/0657
    • PURPOSE:To render an electrophotographic sensitive body exposable after it is positively charged electrostatically by positive corona discharge by using a photosensitive layer contg. 3 components of a specified perylene pigment, polyvinyl carbazole, and an electron attractive dye. CONSTITUTION:The same photosensitive layer disperses or dissolves 3 components of a perylene pigment represented by formula I , and poly-N-vinyl carbazole, and an electron attractive dye represented by formula II in which X, X', X'' are each halogen; Y is -COOH or -SO3H; Z, Z' are each H, halogen, -NO2, -CN, -OR, -COR, or 0NRR'; R, R' are each 1-3C alkyl; l is 0 or an integer of 1-4; n, m are each an 0 or an integer of 1-3 satsifying n+m>=4; and p, q are each 0 or an integer of 1-2.
    • 目的:使静电敏感体在通过使用光敏层的正电晕放电静电后静电曝光。 指定的苝颜料,聚乙烯咔唑和吸电子染料的3种组分。 构成:相同的感光层分散或溶解由式I表示的苝颜料和聚-N-乙烯基咔唑的3种组分和由式II表示的吸电子性染料,其中X,X',X“各自为卤素 ; Y是-COOH或-SO 3 H; Z,Z'各自为H,卤素,-NO 2,-CN,-OR,-COR或0NRR'; R,R'各自为1-3C烷基; l为0或1-4的整数; n,m分别为0或1-3的整数,n + m> = 4; 和p,q各自为0或1-2的整数。
    • 4. 发明专利
    • Electrophotographic sensitive body
    • 电子感应敏感体
    • JPS59154454A
    • 1984-09-03
    • JP2789683
    • 1983-02-22
    • Dainippon Ink & Chem Inc
    • TAKENOUCHI OSAMUKAWAHARA TATSUROUGUEN CHIYAN KEETANAKA HISAMI
    • G03G5/06
    • G03G5/0605
    • PURPOSE:To render a photosensitive body to be formed on a conductive substrate high in photosensitivity, photosensitive in the longer wavelength region, and panchromatic by incorporating a perylene compd. in it. CONSTITUTION:A photosensitive layer 2a formed on a conductive substrate 1 contains a perylene compd. 3 for generating and transferring an electrostatic charge carrier necessary for photodecay, represented by a formula not shown here. The layer 2a is formed by coating the substrate 1 with a dispersion contg. this compd. dispersed into a binder soln. and drying it. A preferable thickness of the layer 2a is 3-50mum and a preferable content of the compd. 3 in the layer 2a is 10-70wt% of it. A metal, such as aluminum is vapor deposited to a plastic film, etc. are used for said substrate 1 of a photosensitive body, and all the insulating resin adhesive to the substrate can be used for the binder. Such a photosensitive body is high in photosensitivity in a longer wavelength region and panchromatic.
    • 目的:使感光体形成感光体,感光度高,在较长波长范围内感光,并通过掺入苝化合物使全色。 在里面。 构成:形成在导电性基板1上的感光层2a含有苝化合物。 3,用于生成和转移光电必需的静电荷载体,由此处未示出的公式表示。 层2a通过用分散体涂覆基板1而形成。 这个compd 分散到粘合剂溶胶中。 并干燥。 层2a的优选厚度为3-50μm,并且该组合物的优选含量。 层2a中的3为其10-70wt%。 对于感光体的所述基板1使用诸如铝的金属气相沉积到塑料膜等上,并且可以将所有与基板的绝缘树脂粘合剂用于粘合剂。 这种感光体在较长波长区域和全色中的光敏性高。
    • 5. 发明专利
    • Electrophotographic sensitive body
    • 电子感应敏感体
    • JPS59113446A
    • 1984-06-30
    • JP22296482
    • 1982-12-21
    • Dainippon Ink & Chem Inc
    • TAKENOUCHI OSAMUGUEN CHIYAN KEEKAWAHARA TATSUROUTANAKA HISAMI
    • C09B35/023C09B35/039C09B35/14G03G5/06
    • C09B35/023C09B35/14G03G5/0679
    • PURPOSE: To enhance sensitivity and durability and to improve carrier transfer performance by forming a photosensitive layer contg. a specified disazo compd. on a conductive substrate.
      CONSTITUTION: Photosensitive layers 2aW2d formed on a conductive substrate 1 contains a disazo compd. represented by formula I in which Y is one of formulae II, III, and IV; X is one of H, methyl, methoxy, Cl, NO
      2 , etc.; Ar in formula II is phenyl or naphthyl; R
      1 , R
      2 in formula III are each alkyl or aryl; and AC= in formula IV is an aromatic hydrocarbon or heterocyclic group. The layer 2a is formed by dispersing said compd. into a binder and forming its layer on the substrate 1. The layer 2b is formed by dispersing it into a charge transfer medium 5 composed of a charge transfer substance and a binder. The layers 2c, 2d of multilayer structure contain said compd. in a charge carrier generating layer. As a result, the photosensitive layer high in sensitivity and durability, and superior in carrier transfer performance is obtained.
      COPYRIGHT: (C)1984,JPO&Japio
    • 目的:提高灵敏度和耐久性,并通过形成感光层来改善载体转印性能。 指定的二重奏组合 在导电基板上。 构成:形成在导电基板1上的感光层2a-2d包含双面印刷。 由式I表示,其中Y是式II,III和IV之一; X是H,甲基,甲氧基,Cl,NO2等之一; 式Ⅱ中的Ar为苯基或萘基; 式III中的R 1,R 2各自为烷基或芳基; 式IV中的AC =芳族烃或杂环基。 层2a通过分散所述化合物形成。 加入到粘合剂中并在基材1上形成其层。通过将其分散到由电荷转移物质和粘合剂组成的电荷转移介质5中来形成层2b。 多层结构的层2c,2d包含所述组合物。 在电荷载体生成层中。 结果,获得了灵敏度和耐久性高,载流子传输性能优异的感光层。
    • 6. 发明专利
    • Electrophotographic receptor
    • 电子摄影受体
    • JPS5971059A
    • 1984-04-21
    • JP18192282
    • 1982-10-16
    • Dainippon Ink & Chem Inc
    • TAKENOUCHI OSAMUKAWAHARA TATSUROUTANAKA HISAMIGUEN CHIYAN KEE
    • G03G5/06
    • G03G5/0685
    • PURPOSE:To obtain a photoreceptor having high sensitivity, high durability and spectral sensitivity suitable as a photoreceptor by incorporating a specific styryl oxadiazole dis-azo compd. in a photosensitive layer. CONSTITUTION:The photosensitive layer contg. the dis-aso compd. expressed by the general formula I is provided on a conductive substrate. In the formula, A denotes a coupler having aromaticity and is preferably selected from the couplers expressed by the general formulas II-IV. B, C are hydrogen, halogen, a lower alkyl group and lower alkoxyl group. In the formula II, R1 denotes an arom. hydrocarbon ring or arom. heterocyclic ring group that may have a substituent. In the general formulas II, IV, R2 denotes a substd. or unsubstd. alkyl group and phenyl group.
    • 目的:通过掺入特定的苯乙烯基恶二唑分散体,得到具有高灵敏度,高耐久性和光谱灵敏度的光感受器,适合作为感光体。 在感光层中。 构成:感光层 dis-aso compd。 由通式I表示的导电性基板。 在该式中,A表示具有芳香性的成色剂,优选选自由通式II-IV表示的成色剂。 B,C为氢,卤素,低级烷基和低级烷氧基。 在式II中,R 1表示芳香。 烃环或芳烃。 可以具有取代基的杂环基。 在通式II,IV中,R 2表示一个例子。 或取消订阅。 烷基和苯基。
    • 7. 发明专利
    • Electrophotographic sensitive body
    • 电子感应敏感体
    • JPS61124951A
    • 1986-06-12
    • JP24617784
    • 1984-11-22
    • Dainippon Ink & Chem Inc
    • OAKU KENICHIGUEN CHIYAN KEEAIZAWA MASAONAKANO HIROSHI
    • G03G5/043G03G5/06H01L51/42
    • G03G5/0696
    • PURPOSE:To obtain an electrophotographic sensitive body having relatively high photosensitivity in a specified wavelength range and causing no problem on environmental safety by using a halogenated indium phthalocyanine compound having intensity peaks at 60 deg., 124 deg., 25.4 deg. and 27.8 deg. Bragg angles in its X-ray diffraction diagram and by forming a photosensitive layer contg. the compound dispersed in a binder. CONSTITUTION:A halogenated indium phthalocyanine compound is uniformly dispersed in a soln. of resin in an org. solvent with a dispersing machine, and the resulting dispersion is applied to a substrate and dried to manufacture an electrophotographic sensitive body. Any of various structures may be provided to the sensitive body. For example, a photosensitive layer contg. a halogenated indium phthalocyanine compound 2 dispersed in a binder 3 is formed on an electrically conductive support 1, a photosensitive layer contg. halogenated indium phthalocyanine compound 2 dispersed in a charge transferring medium consisting of a positive hole transferring substance 4, an electron transferring substance 5 and a binder 3 is formed on an electrically conductive support 1, or a photosensitive layer composed of a charge carrier generating layer B consisting of a halogenated indium phthalocyanine compound 2 and a binder 3 and a charge carrier transferring layer A consisting of a positive hole transferring substance 4, an electron transferring substance 5 and a binder 3 is formed on an electrically conductive support 1.
    • 目的:通过使用在60度,124度,25.4度的强度峰值的卤化铟酞菁化合物,在特定的波长范围内获得具有较高光敏性的电子照相感光体,并且对环境安全没有问题。 和27.8度 布拉格角在其X射线衍射图中并通过形成光敏层。 该化合物分散在粘合剂中。 构成:卤化铟酞菁化合物均匀地分散在溶胶中。 的树脂在组织。 溶剂,并将所得分散体施加到基材上并干燥以制造电子照相感光体。 可以将任何各种结构提供给敏感体。 例如,感光层 分散在粘合剂3中的卤化铟酞菁化合物2形成在导电性载体1上, 分散在由空穴转移物质4,电子转移物质5和粘合剂3组成的电荷转移介质中的卤化铟酞菁化合物2形成在导电载体1或由电荷载体产生层B组成的感光层 在导电性支撑体1上形成由卤化铟酞菁化合物2和粘合剂3构成的电荷载体转印层A和由空穴转移物质4,电子转移物质5和粘合剂3构成的载流子转移层A.
    • 8. 发明专利
    • Laminate type electrophotographic sensitive body and its manufacture
    • 层压型电感敏感体及其制造
    • JPS6145249A
    • 1986-03-05
    • JP16659184
    • 1984-08-10
    • Dainippon Ink & Chem Inc
    • OAKU KENICHINAKANO HIROSHIGUEN CHIYAN KEEAIZAWA MASAO
    • G03G5/043G03G5/06H01L51/42
    • G03G5/0696
    • PURPOSE:To obtain superior photosensitivity and stability by forming an electrostatic charge generating layer made of a specified phthalocyanine vapor deposition layer. CONSTITUTION:The charge generating layer of a vapor deposition layer of chloroindium-phthalocyanine (Cl.InPc) heat treated so as to have the max. absorption wavelength in the range of 780-850nm at the time of its vapor deposition and/or after that to enhance its crystallinity and to ramarkably reduce the carrier traps due to nonuniformity of the crystal faces, thus permitting sufficient spectral sensitivity in the 800-850nm long wavelength region to be given and the obtained electrophotographic sensitive body to have especially superior aptitude for use in a laser beam printer using 750-850nm wavelength light source.
    • 目的:通过形成由特定酞菁蒸镀层制成的静电电荷产生层,以获得优异的光敏性和稳定性。 构成:热处理氯阴离子(Cl.InPc)的蒸镀层的电荷产生层, 吸收波长在780-850nm的范围内,和/或之后,以增强其结晶度,并由于晶面不均匀而明显地减少载流子阱,从而在800-850nm中具有足够的光谱灵敏度 长波长区域和获得的电子照相感光体,以使用750-850nm波长光源的激光束打印机具有特别优异的性能。
    • 9. 发明专利
    • Photosensitive body for electrophotography
    • 用于电子照相的感光体
    • JPS60191265A
    • 1985-09-28
    • JP4687284
    • 1984-03-12
    • Dainippon Ink & Chem Inc
    • TANAKA HISAMITAKENOUCHI OSAMUKAWAHARA TATSUROUGUEN CHIYAN KEE
    • G03G5/06
    • G03G5/0661
    • PURPOSE:To obtain a photosensitive body for electrophotography having high sensitivity and high durability by incorporating a specific indoline compd. as a charge transfer layer into the photosensitive layer thereof. CONSTITUTION:The indoline compd. expressed by the formula [R1 is (substd.) alkyl, aralkyl or aryl, R2, R3 are respectively independently H, halogen, (substd.) alkyl, aralkyl or aryl, R4 is H, halogen (substd.) alkyl, aralkyl, R5 is H, NH2, alkoxyl or (substd.) alkyl or aralkyl] is dissolved as a photoconductive material together with a sensitizing dye or electron attractive compd. and a binder into a solvent. Such soln. is coated on a conductive base 1 to form a photosensitive layer 2a. Charge carrier generating material particles 3 are otherwise dispersed into a photosensitive layer 2b contg. the indoline compd. and the binder to form a single-layered photosensitive layer or are incorporated into a charge transfer layer 7 to form a laminated photosensitive layer 2c laminated with a charge generating layer 6 contg. the particles 3. The photosensitive body which decreases accumulation of the residual potential upon repetitive use or the fluctuation in surface potential and sensitivity and has high flexibility is thus obtd.
    • 目的:通过掺入特定的二氢吲哚化合物获得具有高灵敏度和高耐久性的电子照相感光体。 作为电荷转移层进入其感光层。 构成:二氢吲哚化合物 由式[R1为(取代)烷基,芳烷基或芳基,R2,R3分别独立地为H,卤素,(取代)烷基,芳烷基或芳基,R4为H,卤素(取代)烷基,芳烷基, R5是H,NH2,烷氧基或(取代)烷基或芳烷基]作为感光材料与敏化染料或电子吸引化合物一起溶解。 和粘合剂加入溶剂中。 这样的 涂覆在导电基体1上以形成感光层2a。 电荷载体产生材料颗粒3否则分散到感光层2b中。 二氢吲哚化合物 和粘合剂以形成单层感光层,或者结合到电荷转移层7中,以形成层叠有电荷产生层6的层压感光层2c。 颗粒3.因此,反复使用时减少残留电位积累的感光体或表面电位和灵敏度的波动并且具有高柔性。
    • 10. 发明专利
    • Electrophotographic sensitive body
    • 电子感应敏感体
    • JPS59174849A
    • 1984-10-03
    • JP4797283
    • 1983-03-24
    • Dainippon Ink & Chem Inc
    • GUEN CHIYAN KEETAKENOUCHI OSAMUTANAKA HISAMITAKIZAWA YOSHIKO
    • G03G5/00G03G5/05G03G5/06
    • G03G5/0657
    • PURPOSE:To obtain an electrophotographic sensitive body of a positive electrostatic charge type for electrophotography having high sensitive and a long life by using a photosensitive layer contg. perylene pigment, photoconductive polymer and specific electron receptive material. CONSTITUTION:A compd. (e.g.; benzoic acid, 4-biphenyl carboxylic acid chloride) which has a carboxylic (anhydride) group, carbohalide group, sulfo group, etc., (i) exhibits a desensitization effect to a perylene pigment, (ii) does not exhibit a photosensitizing effect of a photoconductive polymer and is solid at an ordinary temp. is used as an electron receptive material. More specifically, a dispersion soln. contg. (A) 100pts.wt. a photoconductive polymer (e.g.; polyvinyl carbazole), (B) about 0.1-50pts.wt. the perylene pigment expressed by the formula (R1, R2 are H, alkyl, aryl, amino) and (C) about 0.01-30pts.wt. the electron receptive material is coated on a conductive base and is dried to form a photosensitive layer (about 5-20mu thickness), by which the photosensitive body is obtd.
    • 目的:通过使用光敏层,获得具有高灵敏度和长寿命的用于电子照相的正静电电荷型的电子照相感光体。 苝颜料,光电导聚合物和特定的电子接受材料。 构成: (例如苯甲酸,4-联苯基羧酸氯化物),其具有羧酸(酐)基团,卤代烃基,磺基等,(i)对苝颜料显示脱敏作用,(ii) 感光性聚合物的光敏效果,在常温下为固体。 被用作电子接受材料。 更具体地,分散溶胶。 contg。 (A)100pts.wt。 光导电聚合物(例如聚乙烯咔唑),(B)约0.1-50pts.wt。 由式(R 1,R 2为H,烷基,芳基,氨基)和(C)表示的苝颜料约为0.01-30pts.wt。 将电子接受材料涂覆在导电基底上并干燥以形成光敏层(约5-20μm厚度),通过该光敏层可感受感光体。