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    • 12. 发明授权
    • Electrophotographic photosensitive member
    • 电子照相感光构件
    • US6001521A
    • 1999-12-14
    • US178884
    • 1998-10-27
    • Junichiro HashizumeShigenori UedaMakoto Aoki
    • Junichiro HashizumeShigenori UedaMakoto Aoki
    • G03G5/082G03G5/147G03G5/047
    • G03G5/08221G03G5/08285G03G5/14704
    • For providing an electrophotographic photosensitive member that can always maintain good images without occurrence of fusion of toner, independent of the circumstances and the combination of urging pressure of a cleaner, process speed, components contained in toner, etc. and that can always maintain good images of high resolution and even density without occurrence of uneven shaving against a cleaning system or toner, the outermost surface thereof is comprised of a non-monocrystalline carbon film comprising hydrogen and having a dynamic hardness not less than 300 kgf/mm.sup.2 nor more than 1300 kgf/mm.sup.2 measured using a diamond stylus of a triangular pyramid having a tip of a radius not more than 0.1 .mu.m and an edge-to-edge angle of 115.degree., or the outermost surface thereof is comprised of a non-monocrystalline carbon film comprising hydrogen and having a critical load at rupture of the film not less than 50 mN and not more than 700 mN measured when exerting a load on a diamond stylus having a tip of a radius not more than 15 .mu.m while moving the stylus at an amplitude of 20 to 100 .mu.m, an oscillation frequency of 30 Hz, and a feed rate of 2 to 20 .mu.m/sec.
    • 为了提供电子照相感光构件,其可以始终保持良好的图像,而不会发生调色剂的融合,而与情况无关,并且清洁剂的施加压力,处理速度,包含在调色剂中的组分等的组合并且可以始终保持良好的图像 高分辨率和均匀的密度,而不会对清洁系统或调色剂产生不均匀的剃刮,其最外表面由包含氢的非单晶碳膜组成,动态硬度不小于300kgf / mm2,不大于1300kgf / mm2由具有半径不大于0.1μm的尖端和115°的边缘到边缘角度的三角锥形金刚石触针测量,或其最外表面由非单晶碳膜组成,所述非单晶碳膜包括 氢气,并且当在金刚石触针板上施加负载时测量的薄膜破裂时的临界负载不小于50mN且不大于700mN 在20至100微米的振幅移动触针,振荡频率为30Hz,进给速度为2至20微米/秒的同时,将半径不超过15微米的尖端。
    • 13. 发明授权
    • Photosensitive member for electrophotography and fabrication process
thereof
    • 电子照相用感光体及其制造方法
    • US5976745A
    • 1999-11-02
    • US924309
    • 1997-09-05
    • Makoto AokiShigenori UedaJunichiro Hashizume
    • Makoto AokiShigenori UedaJunichiro Hashizume
    • G03G5/08G03G5/082G03G5/147
    • G03G5/08221G03G5/08285G03G5/14704
    • With a plasma being generated between a cathode electrode to which a high-frequency power is applied and an electrically conductive substrate opposed to the electrode in a reaction vessel the pressure of which can be reduced, a photoconductive layer having the matrix of silicon atoms is deposited on a substrate to be processed, a surface layer comprised of non-monocrystal carbon containing hydrogen is provided on the photoconductive layer, a surface of the surface layer is etched to fluorinate the surface, the surface roughness Rz by etching is controlled below 1000 .ANG., the fluorine contained in the surface layer is made present within 50 .ANG. from the surface, and the concentration of fluorine to carbon in that region is 20% or more, thereby providing a photosensitive member for electrophotography that can obtain high-quality images free of image faintness and image smearing without using a heating means for the photosensitive member, that has high durability, that shows less change in potential characteristics, that can obtain high-quality images on a stable basis, and that is free of the ghost phenomenon and providing a fabrication process of the photosensitive member.
    • 通过在施加高频功率的阴极电极和反应容器内与电极相对的导电基板之间产生等离子体,其压力可以降低,沉积具有硅原子基体的光电导层 在待加工的基板上,在光电导层上设置由非单晶碳构成的表面层,表面层的表面被蚀刻以氟化表面,通过蚀刻将表面粗糙度Rz控制在1000以下, 表面层中所含的氟使表面存在于50以内,并且该区域中氟与碳的浓度为20%以上,从而提供可获得无图像的高质量图像的电子照相用感光体 没有使用用于感光构件的加热装置,具有高耐久性的微弱和图像涂抹,其显示出来 电位特性的变化,可以在稳定的基础上获得高质量的图像,并且没有重影现象并提供感光构件的制造工艺。
    • 14. 发明授权
    • Plasma process method
    • 等离子体工艺方法
    • US06410102B1
    • 2002-06-25
    • US08874584
    • 1997-06-13
    • Junichiro HashizumeShigenori UedaMakoto Aoki
    • Junichiro HashizumeShigenori UedaMakoto Aoki
    • C23C1456
    • H01J37/32082C23C16/4405C23C16/5093
    • A plasma process, which can fabricate a deposition film in short time and at low cost, which can fabricate a deposition film with excellent reproducibility, which can greatly decrease the cleaning time upon cleaning, and which is optimum for fabricating a deposit film, especially a photosensitive member for electrophotography, capable of achieving a high charge potential upon electrification and capable of obtaining clear images with less image defects, is arranged such that a raw-material gas comprising silicon is introduced into a deposition chamber while evacuating the deposition chamber capable of being kept airtight in a vacuum, the raw-material gas is decomposed by high-frequency power in the VHF band, film formation is carried out to form a deposit film on a substrate installed in the deposition chamber, and thereafter cleaning inside the deposition chamber is carried out by etching and removing a deposit film depositing inside the deposition chamber, using a gas containing at least fluorine and using high-frequency power of a frequency lower than the VHF band.
    • 一种等离子体工艺,其可以在短时间和低成本下制造沉积膜,其可以制造具有优异再现性的沉积膜,这可以大大降低清洁时的清洗时间,并且其最适于制造沉积膜,特别是 能够在充电时实现高电荷电位并且能够获得具有较少图像缺陷的清晰图像的电子照相用感光构件被布置成使得包含硅的原料气体被引入沉积室,同时抽真空沉积室 在真空中保持气密,原料气体在VHF带中被高频功率分解,进行成膜以在安装在沉积室中的基板上形成沉积膜,然后在沉积室内进行清洗 通过蚀刻和去除沉积在沉积室内的沉积膜,使用含有l的气体进行 东氟,使用频率低于VHF频段的高频功率。
    • 16. 发明授权
    • Light receiving member having a surface protective layer with a specific
outermost surface and process for the production thereof
    • 具有具有特定最外表面的表面保护层的光接收元件及其制造方法
    • US5849446A
    • 1998-12-15
    • US785862
    • 1997-01-21
    • Junichiro HashizumeShigenori UedaMakoto Aoki
    • Junichiro HashizumeShigenori UedaMakoto Aoki
    • G03G5/08C23C16/26C23C16/56G03G5/043G03G5/082G03G5/147
    • C23C16/56C23C16/26G03G5/0433G03G5/08221G03G5/08285G03G5/14704
    • A light receiving member comprising a electrically conductive substrate, a photoconductive layer composed of a non-single crystalline material containing at least silicon atoms as a matrix formed on said substrate by decomposing a silicon-containing raw material gas, and a surface protective layer composed of a non-single crystalline carbon material containing hydrogen formed on said photoconductive layer by decomposing a raw material gas comprising at least a hydrocarbon using a high frequency power with an oscillation frequency of 50 MHz to 450 MHz, wherein a 20 .ANG. or more thick surface side layer region of said surface protective layer composed of said non-single crystalline carbon material is etched at an etching speed of 0.1 to 50 .ANG./sec. by means of a fluorine-containing plasma produced by decomposing a fluorine-containing gas using a high frequency power with an oscillation frequency of 50 MHz to 450 MHz such that said surface protective layer has a thickness of 100 to 10000 .ANG. and has an etched surface deposited with fluorine atoms so as to cover said etched surface. And a process for producing said light receiving member.
    • 一种光接收元件,包括导电衬底,由至少含有硅原子作为基质的非单晶材料构成的光电导层,其通过分解含硅原料气体而形成在所述衬底上,以及表面保护层由 通过使用振荡频率为50MHz至450MHz的高频功率分解至少包含烃的原料气体,在所述光电导层上形成含有氢的非单晶碳材料,其中20或更厚的表面侧 以0.1至50安培/秒的蚀刻速度蚀刻由所述非单晶碳材料构成的所述表面保护层的层区域。 通过使用振荡频率为50MHz〜450MHz的高频功率分解含氟气体而制成的含氟等离子体,使得所述表面保护层的厚度为100〜10000,具有蚀刻面 沉积有氟原子以覆盖所述蚀刻表面。 以及用于制造所述光接收元件的工艺。