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公开(公告)号：US09046863B2
公开(公告)日：2015-06-02
申请号：US14105534
申请日：2013-12-13
申请人： Hidetoshi Kami , Kazuyuki Nakatsuru
发明人： Hidetoshi Kami , Kazuyuki Nakatsuru
CPC分类号： G03G21/0011 , G03G5/005 , G03G21/0035
摘要： An image forming apparatus is provided. The image forming apparatus includes a photoreceptor; a charger to charge a surface of the photoreceptor; a circulating agent applicator to apply a circulating agent to the surface of the photoreceptor while contacting the surface of the photoreceptor to form a film of the circulating agent on the surface of the photoreceptor; and a contact member contacted with the surface of the photoreceptor. The acting force, which is generated by contact of the contact member with the photoreceptor and includes a tangential force Ft, which is a force in a tangential direction at a contact portion of the contact member with the surface of the photoreceptor, and a normal force Fn, which is a force in a normal direction at the contact portion, satisfies the following relationships, 0.90≦Ft/Fn≦0.96, and 1.15 kgf≦Ft≦1.35 kgf.
摘要翻译： 提供一种图像形成装置。 图像形成装置包括感光体; 用于对感光体的表面充电的充电器; 循环剂施加器，用于在感光体的表面接触感光体的表面施加循环剂，以在感光体的表面上形成循环剂的膜; 以及与感光体的表面接触的接触构件。 由接触构件与感光体的接触产生的作用力包括作为接触构件与感光体表面的接触部分的切线方向上的力的切向力Ft和法向力 Fn在接触部分是法向的力，满足以下关系：0.90＆nlE; Ft / Fn＆nlE; 0.96和1.15kgf＆nlE; Ft＆nlE; 1.35kgf。
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公开(公告)号：US20220140284A1
公开(公告)日：2022-05-05
申请号：US17431471
申请日：2020-01-31
申请人： Hidetoshi Kami , Tomoharu Asano
发明人： Hidetoshi Kami , Tomoharu Asano
摘要： A photoelectric conversion element includes a support, a photoelectric conversion layer, an undercoat layer, and a surface layer; where the photoelectric conversion layer, the undercoat layer, and the surface layer are disposed on or above the support in this order. The surface layer is a ceramic film, and the undercoat layer includes a siloxane resin.
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公开(公告)号：US10416594B2
公开(公告)日：2019-09-17
申请号：US15703805
申请日：2017-09-13
摘要： An image forming method includes forming an image with a toner using a photoconductor in which an intermediate layer and a photosensitive layer including a charge generating layer and a charge transport layer are formed overlying an electroconductive substrate, wherein the ionization potential of the surface of the photoconductor and the ionization potential of the surface of the toner satisfy the following relations 1 and 2, |Ip (the surface of the photoconductor)−Ip (the surface of the toner)|≤0.18 (eV) Relation 1 5.45 (eV)≤Ip (the surface of the photoconductor)≤5.53 (eV) Relation 2 where Ip (the surface of the photoconductor) represents the ionization potential of the surface of the photoconductor and Ip (the surface of the toner) represents the ionization potential of the surface of the toner.
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公开(公告)号：US10114302B2
公开(公告)日：2018-10-30
申请号：US15590047
申请日：2017-05-09
申请人： Ryohta Takahashi , Akihiro Sugino , Eiji Kurimoto , Hidetoshi Kami , Keisuke Shimoyama , Tetsuro Suzuki , Tomoharu Asano , Toshihiro Ishida
发明人： Ryohta Takahashi , Akihiro Sugino , Eiji Kurimoto , Hidetoshi Kami , Keisuke Shimoyama , Tetsuro Suzuki , Tomoharu Asano , Toshihiro Ishida
摘要： A photoconductor is provided. The photoconductor includes a support, an undercoat layer overlying the support, and a photosensitive layer overlying the undercoat layer. The undercoat layer includes a binder resin and a zinc oxide particle. The photosensitive layer includes a compound represented by the following formula (1): where each of R1 and R2 independently represents an alkyl group or an aromatic hydrocarbon group.
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5.发明授权公开(公告)号：US09740116B2
公开(公告)日：2017-08-22
申请号：US15055024
申请日：2016-02-26
摘要： A photoconductor includes an electroconductive substrate; an intermediate layer overlying the electroconductive substrate; and a photosensitive layer overlying the intermediate layer. The intermediate layer includes a metal oxide particle and a binder resin, and satisfies the following relations (1) and (2): Smr=Scut/Sk (1) 0.4≦Smr≦0.6 (2) where Smr represents an areal ratio of concave parts; Sk represents a reference area; and a Scut represents a cross-sectional area obtained by cutting a three-dimensional curved surface obtained from the reference area with an average height surface, the average height surface being a surface constituted of averaged height of all measured height data.
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6.发明授权Electrophotographic photoconductor, method for producing electrophotographic photoconductor, and image forming apparatus 有权电子照相感光体，电子照相感光体的制造方法以及成像装置公开(公告)号：US08557487B2
公开(公告)日：2013-10-15
申请号：US12892526
申请日：2010-09-28
申请人： Hidetoshi Kami , Kazuhiro Egawa
发明人： Hidetoshi Kami , Kazuhiro Egawa
IPC分类号： G03G5/00
CPC分类号： G03G5/0614 , G03G5/0525 , G03G5/071 , G03G5/147 , G03G5/14704 , G03G5/14734 , G03G5/14791 , G03G15/75 , G03G21/0005
摘要： To provide an electrophotographic photoconductor including: a conductive substrate; a photosensitive layer; and a surface layer having grooves which do not intersect each other, the photosensitive layer and the surface layer being laid over the conductive substrate, wherein the grooves each have a width of 60 μm to 100 μm and a depth of 0.2 μm to 2 μm, wherein the standard deviation of the depths of the grooves is 1/10 or less of the average value of the depths of the grooves measured at any four places, and wherein the grooves are formed in a direction which diagonally crosses a main scanning direction and a sub-scanning direction of the electrophotographic photoconductor.
摘要翻译： 提供一种电子照相感光体，包括：导电性基材; 感光层; 以及具有不相交的凹槽的表面层，所述感光层和所述表面层铺设在所述导电基底上，其中所述凹槽各自具有60μm至100μm的宽度和0.2μm至2μm的深度， 其特征在于，所述槽的深度的标准偏差是在任意四个位置测量的槽的深度的平均值的1/10以下，并且其中所述槽沿与主扫描方向对角地交叉的方向形成， 电子照相感光体的副扫描方向。
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7.发明申请公开(公告)号：US20100172670A1
公开(公告)日：2010-07-08
申请号：US12641704
申请日：2009-12-18
CPC分类号： G03G5/071 , G03G5/0525 , G03G5/0596 , G03G5/0614 , G03G5/147 , G03G5/14734 , G03G15/751 , G03G2215/00957
摘要： An electrophotographic photoreceptor, including an electroconductive substrate; a photosensitive layer, located overlying the electroconductive substrate; and an outermost layer comprising a convexity, wherein each of the outermost layer and the convexity includes a crosslinked body including a structural unit having a same charge transportable structure, and wherein the number of convexity having a height not less than ½×RzJIS is from 30 to 300 in a measurement length of 12 mm, wherein RzJIS is an average of ten-point mean roughness specified in JIS B0601 of 2001 and measured at least 4 random positions in an area the outermost layer is formed on, and wherein the height of the convexity is a distance from the deepest valley to a top of the convexity in the measurement length of 12 mm.
摘要翻译： 电子照相感光体，包括导电性基材; 位于导电基底上的感光层; 以及包含凸部的最外层，其中，所述最外层和所述凸部中的每一个包括具有相同电荷传输结构的结构单元的交联体，并且其中具有不小于1/2×RzJIS的高度的凸度的数量为30 至300，测量长度为12mm，其中RzJIS是2001年JIS B0601中规定的十点平均粗糙度的平均值，并且在形成最外层的区域中测量至少4个随机位置，并且其中 凸度是距离最深谷到测量长度为12mm的凸度顶部的距离。
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8.发明授权Image bearing member, and image forming apparatus and process cartridge using the same 有权图像承载部件，以及使用其的成像设备和处理盒公开(公告)号：US07718335B2
公开(公告)日：2010-05-18
申请号：US11616523
申请日：2006-12-27
申请人： Yukio Fujiwara , Tetsuro Suzuki , Hiroshi Tamura , Hidetoshi Kami , Tetsuya Toshine , Yoshinori Inaba
发明人： Yukio Fujiwara , Tetsuro Suzuki , Hiroshi Tamura , Hidetoshi Kami , Tetsuya Toshine , Yoshinori Inaba
IPC分类号： G03G15/02
CPC分类号： G03G5/14734 , G03G5/14786 , G03G5/14791 , G03G5/14795
摘要： An image bearing member is provided, including a substrate and a surface layer formed by optically curing at least a radical polymerizable compound with a charge transport structure and a radical polymerizable monomer without a charge transport structure, wherein the transmission factor of the surface layer for light having a wavelength by 25 nm longer than an absorption end wavelength of photo-absorption spectrum of the surface layer prior to optical curing is not less than 65%.
摘要翻译： 提供了一种图像承载部件，其包括基板和通过光学固化至少具有电荷传输结构的自由基聚合性化合物和不具有电荷传输结构的自由基聚合性单体形成的表面层，其中用于光的表面层的透射系数 比光固化前的表面层的光吸收光谱的吸收端波长长25nm的波长不小于65％。
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9.发明授权公开(公告)号：US07709170B2
公开(公告)日：2010-05-04
申请号：US11472231
申请日：2006-06-20
申请人： Hidetoshi Kami
发明人： Hidetoshi Kami
IPC分类号： G03G5/047
CPC分类号： G03G5/14773 , G03G5/1476 , G03G5/14795
摘要： A latent electrostatic image bearing member including at least a support, a photoconductive layer on the support and a surface layer on the photoconductive layer, wherein a film having the same composition as the surface layer is formed on a slide glass such that the film had a thickness of 5 μm; and the haze value measured after rubbing the film with a steel wool of #000 and a load of 500 gf for 50 times is 10% or less.
摘要翻译： 一种静电潜像承载部件，其至少包括载体，载体上的光电导层和光电导层上的表面层，其中在载玻片上形成具有与表面层相同组成的膜，使得膜具有 厚度为5μm; 用＃000的钢丝绒和500gf的载荷摩擦膜50次后测得的雾度值为10％以下。
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公开(公告)号：US07482104B2
公开(公告)日：2009-01-27
申请号：US12103904
申请日：2008-04-16
申请人： Maiko Kondo , Hidetoshi Kami , Naohiro Toda , Ryoichi Kitajima , Hiroshi Nagame , Narihito Kojima , Yoshiaki Kawasaki
发明人： Maiko Kondo , Hidetoshi Kami , Naohiro Toda , Ryoichi Kitajima , Hiroshi Nagame , Narihito Kojima , Yoshiaki Kawasaki
IPC分类号： G03G9/08
CPC分类号： G03G5/0698 , G03G5/051 , G03G5/0589 , G03G5/0592 , G03G5/07 , G03G9/0827 , G03G9/097 , G03G9/09708
摘要： An image forming method, includes: forming a latent electrostatic image on a latent electrostatic image carrier; developing the latent electrostatic image with a toner to thereby form a visible image; transferring the visible image to a recording medium; and fixing the image transferred to the recording medium. The latent electrostatic image carrier includes: a support, a photoconductive layer on the support, and a surface protective layer on the support. The surface protective layer includes a reactant made by cross-linking the following: an electric charge transporting material which comprises a reactive functional group, a cross-linking resin, and a fluorine surfactant. The toner comprises an inorganic fine particle which defines an effective inorganic fine particle amount in a range of 0.8% by mass to 3.0% by mass calculated from the following equation (1): Effective inorganic particle amount ( % ) = Inorganic particle amount ( % ) SF - 2 / 100 Equation ( 1 ) where SF-2 denotes a shape factor of the toner.
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