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51. 发明申请

US20080227000A1 IMAGE FORMATION METHOD 有权
标题翻译：图像形成方法
公开(公告)号：US20080227000A1
公开(公告)日：2008-09-18
申请号：US12047807
申请日：2008-03-13
申请人： Takahiro HONDA , Hiroyuki Fushimi , Fumihiro Sasaki , Hisashi Nakajima , Hiroshi Yamada , Yasuo Asahina
发明人： Takahiro HONDA , Hiroyuki Fushimi , Fumihiro Sasaki , Hisashi Nakajima , Hiroshi Yamada , Yasuo Asahina
IPC分类号： G03G13/04
CPC分类号： G03G9/08753 , G03G9/0823 , G03G9/0827 , G03G9/08759 , G03G9/08795 , G03G9/08797
摘要： An image formation method including charging an image bearing member; irradiating the surface of the image bearing member to form a latent electrostatic image thereon; developing the latent electrostatic image with a two component developing agent including a carrier and a toner including a mother toner particle and an external additive by a development device including a stirring and transfer device for transferring and stirring the developing agent; transferring the developed image to a transfer medium; and fixing the developed image on the transfer medium, wherein the toner includes a polyol-based resin as a binder resin, the polyol based resin having multiple hydroxyl groups in a molecular chain thereof in which the ratio (EX/OH) of epoxy group (EX) to hydroxyl group (OH) is from 0.990 to 1.010, the stirring and transfer device satisfies the following relationship (I): 1.0×106≦α×β×γ≦16.0×106, wherein α represents the number of rotation per minute, β (mm) represents the pitch and γ (mm) represents the transfer path length of the stirring and transfer device, the temperature Tin (° C.) in the development device during stirring and transfer of the two component developing agent satisfies the following relationship (II): 30° C.
摘要翻译：一种图像形成方法，包括：对图像承载部件进行充电; 照射图像承载部件的表面以在其上形成静电潜像; 通过包括用于转移和搅拌显影剂的搅拌和转印装置的显影装置，用包括载体的二组分显影剂和包含母体调色剂颗粒和外部添加剂的调色剂显影静电潜像; 将显影的图像转印到转印介质上; 并将显影图像固定在转印介质上，其中调色剂包括作为粘合剂树脂的多元醇类树脂，其分子链中具有多个羟基的多元醇类树脂，其中环氧基（EX / OH） EX）至羟基（OH）的摩尔比为0.990至1.010，搅拌和转移装置满足以下关系式（I）：1.0×10 6 <= alphaxbetaxgamma = 16.0×10 6 / SUP>，其中α表示每分钟的旋转数，β（mm）表示间距，γ（mm）表示搅拌和转移装置的转移路径长度，显影装置内的温度Tin（℃）双组分显影剂的搅拌和转印满足以下关系式（II）：30℃

52. 发明授权

US07384720B2 Toner for developing latent electrostatic image, container having the same, developer using the same, process for developing using the same, image-forming process using the same, image-forming apparatus using the same, and image-forming process cartridge using the same 有权
标题翻译：用于显影静电潜像的调色剂，具有该调色剂的容器，具有该调色剂的显影剂，使用该显影剂的显影剂，使用该显影剂的成像方法，使用其的成像设备和使用其的图像形成处理盒
公开(公告)号：US07384720B2
公开(公告)日：2008-06-10
申请号：US11298583
申请日：2005-12-12
申请人： Masami Tomita , Tadao Takikawa , Tomoyuki Ichikawa , Fumihiro Sasaki , Toshiki Nanya , Hiroto Higuchi , Shigeru Emoto , Shinichiro Yagi , Naohito Shimota , Maiko Kondo
发明人： Masami Tomita , Tadao Takikawa , Tomoyuki Ichikawa , Fumihiro Sasaki , Toshiki Nanya , Hiroto Higuchi , Shigeru Emoto , Shinichiro Yagi , Naohito Shimota , Maiko Kondo
IPC分类号： G03G9/08
CPC分类号： G03G9/0821 , G03G9/0819 , G03G9/0827 , G03G9/08755 , G03G9/08795 , G03G9/08797 , G03G9/09725
摘要： A toner for developing a latent electrostatic image including a base of toner particle which contains a binder resin and a coloring agent, and an external additive. Herein, a plurality of the base of toner particle has a volume average particle diameter (Dv) of 3 μm to 7 μm, a ratio (Dv/Dn) of the volume average particle diameter (Dv) to a number average particle diameter (Dn) is 1.01 to 1.25, a plurality of the base of toner particle contains 15% by number or less of the base of toner particle having a particle diameter of 0.6 μm to 2.0 μm, a plurality of the base of toner particle has a circularity of 0.930 to 0.990 on average, the binder resin contains a modified polyester resin, and the toner contains 0.3 parts by weight to 5.0 parts by weight of the external additive, relative to 100 parts by weight of the base of toner particle.
摘要翻译：一种用于显影静电潜像的调色剂，包括含有粘合剂树脂和着色剂的调色剂颗粒的底部和外部添加剂。这里，多个调色剂颗粒的基体的体积平均粒径（Dv）为3μm〜7μm，体积平均粒径（Dv）与数均粒径（Dn）的比（Dv / Dn））为1.01〜1.25，多个调色剂粒子的基体含有15个数量以下的调色剂颗粒的基体，其粒径为0.6〜2.0μm，多个调色剂颗粒的基体的圆形度为 0.930〜0.990，粘合剂树脂含有改性聚酯树脂，相对于调色剂颗粒的100重量份，调色剂含有0.3重量份至5.0重量份的外部添加剂。

53. 发明申请

US20070020546A1 Toner, developer including the toner, container containing the toner or the developer and method of producing the toner 有权
标题翻译：包括调色剂的调色剂，显影剂，包含调色剂的容器或显影剂以及制造调色剂的方法
公开(公告)号：US20070020546A1
公开(公告)日：2007-01-25
申请号：US11529370
申请日：2006-09-29
申请人： Shigeru Emoto , Shinichiro Yagi , Naohito Shimota , Maiko Kondo , Fumihiro Sasaki , Toshiki Nanya , Hiroto Higuchi , Masami Tomita , Tomoyuki Ichikawa
发明人： Shigeru Emoto , Shinichiro Yagi , Naohito Shimota , Maiko Kondo , Fumihiro Sasaki , Toshiki Nanya , Hiroto Higuchi , Masami Tomita , Tomoyuki Ichikawa
IPC分类号： G03G9/08
CPC分类号： G03G9/087 , G03G9/08
摘要： A toner comprising toner particles comprising a first binder resin; a second binder resin different from said first binder resin and having a glass transition temperature of from 40 to 55 ° C.; a colorant; and a release agent, and a particulate resin material which is located on surface of the toner particles with a coverage of from 50 to 100%, and which has a glass transition temperature of from 50 to 90 ° C., wherein a weight ratio (W2/W1) between the second binder resin (W2) and the first binder resin (W1) is from 5/95 to 40/60, and wherein a ratio (G′80/G′180) between a storage modulus of the toner at 80 ° C. (G′80) and a storage modulus at 180 ° C. (G′180) is from 100 to 1,000.
摘要翻译：一种调色剂，其包含包含第一粘合剂树脂的调色剂颗粒; 与所述第一粘合剂树脂不同的玻璃化转变温度为40至55℃的第二粘合剂树脂; 着色剂脱模剂和位于调色剂颗粒的表面上的覆盖率为50〜100％，玻璃化转变温度为50〜90℃的颗粒状树脂材料，其中，重量比（第二粘合剂树脂（W2）和第一粘合剂树脂（W1）之间的比率（G'80 / G'180）为5/95〜40/60，其中，调色剂在80℃（G'80）和180℃下的储能模量（G'180）为100-1,000。

54. 发明授权

US07166404B2 Carrier for developer for developing electrostatic latent image, image forming method using same and image forming apparatus using same 有权
标题翻译：用于显影静电潜像的显影剂载体，使用它的成像方法和使用它的成像设备
公开(公告)号：US07166404B2
公开(公告)日：2007-01-23
申请号：US10086683
申请日：2002-03-04
申请人： Hiroaki Matsuda , Fumihiro Sasaki , Hiroyuki Yoshikawa
发明人： Hiroaki Matsuda , Fumihiro Sasaki , Hiroyuki Yoshikawa
IPC分类号： G03G9/113
CPC分类号： G03G9/1139 , G03G9/10
摘要： A carrier for an image developer for electrophotography, including core particles, and a coating layer covering each of the core particles, wherein the core particles have a weight average particle diameter of Dv which is 25–45 μm and a number average particle diameter of Dp which meets with the following condition: 1≦Dv/Dp≦1.3, wherein the core particles have such a particle size distribution that particles having a particle diameter of less than 44 μm is at least 70% by weight and particles having a particle diameter of less than 22 μm is not more than 7% by weight.
摘要翻译：一种用于电子照相的图像显影剂的载体，包括核心颗粒和覆盖每个核心颗粒的涂层，其中芯颗粒的重均粒径为Dv为25-45μm，数均粒径为Dp 满足以下条件：<？in-line-formula description =“In-line Formulas”end =“lead”？> 1 <= Dv / Dp <= 1.3，<？in-line-formula description =“In 线式“end =”tail“？>其中核心颗粒具有这样的粒度分布，即粒径小于44μm的颗粒至少为70重量％，并且粒径小于22μm的颗粒不超过7重量％。

55. 发明授权

US07129013B2 Toner and developer for developing latent electrostatic images, and image forming apparatus 有权
标题翻译：用于显影静电潜像的调色剂和显影剂，以及成像设备
公开(公告)号：US07129013B2
公开(公告)日：2006-10-31
申请号：US10760452
申请日：2004-01-21
申请人： Hiroto Higuchi , Masami Tomita , Fumihiro Sasaki , Shigeru Emoto , Naohito Shimota , Maiko Kondo , Takahiro Honda , Junichi Awamura , Shinichiro Yagi , Toshiki Nanya , Tadao Takikawa
发明人： Hiroto Higuchi , Masami Tomita , Fumihiro Sasaki , Shigeru Emoto , Naohito Shimota , Maiko Kondo , Takahiro Honda , Junichi Awamura , Shinichiro Yagi , Toshiki Nanya , Tadao Takikawa
IPC分类号： G03G9/08
CPC分类号： G03G9/08708 , G03G9/0806 , G03G9/08704 , G03G9/08711 , G03G9/08755 , G03G9/08764 , G03G9/08782 , G03G9/08786 , G03G9/08791 , G03G9/08797
摘要： A toner for developing latent electrostatic images is in the form of particles prepared by dissolving or dispersing each component of a composition in an organic solvent to form a solution or dispersion, the composition containing at least a resin reactive with a compound having an active hydrogen group, a compound having an active hydrogen group, a coloring agent, a releasing agent, and a graft polymer C of a polyolefin resin A on which a vinyl resin B has been at least partially grafted; dispersing the solution or dispersion in an aqueous medium; reacting the reactive resin with the compound having an active hydrogen group; removing the organic solvent during or after the step of reacting; and washing and drying particles formed by removing the organic solvent.
摘要翻译：用于显影静电潜像的调色剂是通过将组合物的每种组分溶解或分散在有机溶剂中形成溶液或分散体而制备的颗粒的形式，该组合物至少含有与具有活性氢基团的化合物反应的树脂，具有至少部分接枝有乙烯基树脂B的聚烯烃树脂A的具有活性氢基团，着色剂，脱模剂和接枝聚合物C的化合物; 将溶液或分散体分散在水性介质中; 使反应性树脂与具有活性氢基团的化合物反应; 在反应步骤期间或之后除去有机溶剂; 并通过除去有机溶剂洗涤和干燥形成的颗粒。

56. 发明授权

US07029816B2 Electrographic image formation method 有权
标题翻译：电子影像形成方法
公开(公告)号：US07029816B2
公开(公告)日：2006-04-18
申请号：US10871009
申请日：2004-06-21
申请人： Fumihiro Sasaki , Mitsuo Aoki , Yasuaki Iwamoto , Naohito Shimota , Kazuyuki Yazaki , Hiroaki Matsuda , Hiroshi Nakai , Kumi Hasegawa , Shinichiro Yagi , Hiroto Higuchi , Akemi Sugiyama
发明人： Fumihiro Sasaki , Mitsuo Aoki , Yasuaki Iwamoto , Naohito Shimota , Kazuyuki Yazaki , Hiroaki Matsuda , Hiroshi Nakai , Kumi Hasegawa , Shinichiro Yagi , Hiroto Higuchi , Akemi Sugiyama
IPC分类号： G03G15/16
CPC分类号： G03G5/005 , G03G9/0827 , G03G13/16
摘要： An image formation method includes the steps of charging the surface of an electrophotographic photoconductor, exposing the charged photoconductor to a light image to form a latent electrostatic image on the photoconductor, developing the latent electrostatic image using a two-component developer containing a toner and a carrier to obtain a toner image, and transferring the toner image to an image receiving material directly or via an intermediate transfer member, with the photoconductor showing a surface friction coefficient of 0.40 or less, and the toner having toner particles with an average circularity of 0.930 or more.
摘要翻译：图像形成方法包括以下步骤：对电子照相感光体的表面进行充电，将带电的感光体暴露于光图像以在感光体上形成静电潜像，使用含有调色剂的双组分显影剂和载体以获得调色剂图像，并且将调色剂图像直接或经由中间转印部件转印到图像接收材料上，其中光电导体的表面摩擦系数为0.40或更小，并且调色剂具有平均圆形度为0.930的调色剂颗粒或者更多。

57. 发明申请

US20050208411A1 Toner and fixing device and image forming device using the same 有权
标题翻译：调色剂和定影装置及使用其的图像形成装置
公开(公告)号：US20050208411A1
公开(公告)日：2005-09-22
申请号：US11081738
申请日：2005-03-17
申请人： Shinya Nakayama , Fumihiro Sasaki , Satoshi Mochizuki , Akihiro Kotsugai , Yasuo Asahina , Osamu Uchinokura , Hisashi Nakajima , Sonoh Matsuoka , Takuya Saito , Tomoyuki Ichikawa , Koichi Sakata
发明人： Shinya Nakayama , Fumihiro Sasaki , Satoshi Mochizuki , Akihiro Kotsugai , Yasuo Asahina , Osamu Uchinokura , Hisashi Nakajima , Sonoh Matsuoka , Takuya Saito , Tomoyuki Ichikawa , Koichi Sakata
IPC分类号： G03G9/08 , G03G9/093
CPC分类号： G03G9/0825 , G03G9/09328 , G03G9/09335 , G03G9/09392
摘要： A toner containing toner particles having a core-shell structure containing a binder resin, a colorant and a release agent. The toner particles are prepared by dissolving or dispersing at least one of the binder resin and a precursor thereof in an organic solvent or a polymeric monomer and reacting the resultant in an aqueous medium for reaction, wherein the toner satisfies the following relationship: ΔTm=Tm1−Tm2>10 ° C., wherein Tm1 represents half efflux temperature of the toner and Tm2 represents half efflux temperature of a toner which is prepared by melting and kneading the toner particles and wherein a content of the release agent existing close to the surface portion of the toner particles is from 7 to 30% by volume based on an entire portion close to the surface portion of the toner particles when the content is determined by Fourier Transform Infrared Spectroscopy Attenuated Total Reflection (FTIR-ATR) method.
摘要翻译：含有具有含有粘合剂树脂，着色剂和脱模剂的核 - 壳结构的调色剂颗粒的调色剂。调色剂颗粒通过将至少一种粘合剂树脂及其前体溶解或分散在有机溶剂或聚合单体中制备，并将所得物在水性介质中反应，其中调色剂满足以下关系：DeltaTm = Tm1 -Tm2> 10℃，其中Tm1表示调色剂的半流出温度，Tm2表示通过熔融和捏合调色剂颗粒制备的调色剂的半外流温度，并且其中存在于表面部分附近的分离剂的含量当通过傅立叶变换红外光谱衰减全反射（FTIR-ATR）方法确定含量时，基于调色剂颗粒的表面部分附近的整个部分，调色剂颗粒的体积为7至30体积％。

58. 发明授权

US06947692B2 Image forming method and apparatus 失效
标题翻译：图像形成方法和装置
公开(公告)号：US06947692B2
公开(公告)日：2005-09-20
申请号：US10666254
申请日：2003-09-22
申请人： Maiko Kondo , Fumihiro Sasaki , Toshiki Nanya , Shinichiro Yagi , Masami Tomita , Shigeru Emoto , Naohito Shimota , Hiroto Higuchi , Tomoyuki Ichikawa
发明人： Maiko Kondo , Fumihiro Sasaki , Toshiki Nanya , Shinichiro Yagi , Masami Tomita , Shigeru Emoto , Naohito Shimota , Hiroto Higuchi , Tomoyuki Ichikawa
IPC分类号： G03G15/09
CPC分类号： G03G15/0921
摘要： A method for developing an electrostatic latent image, including forming a magnet brush of a developer including a toner and a carrier on a developing sleeve including a main magnet and auxiliary magnets; and developing the electrostatic latent image with the magnet brush to form a toner image at a rubbing region, wherein the magnetic flux density in a normal line direction, half width, and attenuation ratio of the main magnet and the angle between the main magnet and auxiliary magnets are specified, and the magnetic sleeve has specific grooves thereon, and wherein the toner has a volume average particle diameter of from 4.0 to 7.0 μm, and includes fine particles having a circle equivalent diameter not greater than 2 μm in an amount not greater than 20% by number.
摘要翻译：一种用于显影静电潜像的方法，包括在包括主磁体和辅助磁体的显影套筒上形成包括调色剂和载体的显影剂的磁刷; 并利用磁刷对静电潜像进行显影，以在摩擦区域形成调色剂图像，其中主磁体的法线方向，半宽度和衰减率的磁通密度以及主磁体与辅助磁体之间的夹角磁性体，磁性套筒上具有特定的凹槽，其中调色剂的体积平均粒径为4.0-7.0μm，并且包括不大于2μm的圆当量直径不大于2μm的细颗粒 20％的数量。

59. 发明授权

US06856781B2 Image forming apparatus and method of developing an electrostatic latent image 有权
标题翻译：图像形成装置和显影静电潜像的方法
公开(公告)号：US06856781B2
公开(公告)日：2005-02-15
申请号：US10077813
申请日：2002-02-20
申请人： Hiroaki Matsuda , Yasuaki Iwamoto , Hiroshi Nakai , Hiroto Higuchi , Bing Shu , Maiko Kondo , Fumihiro Sasaki
发明人： Hiroaki Matsuda , Yasuaki Iwamoto , Hiroshi Nakai , Hiroto Higuchi , Bing Shu , Maiko Kondo , Fumihiro Sasaki
IPC分类号： G03G9/087 , G03G9/08 , G03G9/113 , G03G13/09 , G03G15/08
CPC分类号： G03G9/0819 , G03G13/09
摘要： An image forming apparatus including a photoconductor, and a developing unit having a developing sleeve for carrying a developer and a developer regulating plate for regulating the amount of the developer carried on the sleeve, wherein the developer is composed of a carrier and a toner, wherein that portion of the toner which has a particle diameter of 2.0-4.0 μm accounts for 30-70% of a total number thereof, and wherein the developer regulating plate is grounded so that when the developing sleeve is applied with a bias voltage, an electric field is formed between the developer regulating plate and the developing sleeve, whereby toner deposits on the developing sleeve are transferred to the developer regulating plate.
摘要翻译：包括光电导体的图像形成装置和具有用于承载显影剂的显影套筒和用于调节承载在套筒上的显影剂的量的显影剂调节板的显影单元，其中显影剂由载体和调色剂组成，其中粒径为2.0-4.0μm的调色剂的部分占其总数的30-70％，其中显影剂调节板接地，当显影套筒施加偏压时，电在显影剂调节板和显影套筒之间形成一个场，由此显影套筒上的调色剂沉积物被转印到显影剂调节板上。

60. 发明授权

US06856774B2 Developing device including magnetic member provided on toner-scattering restraining device and image forming apparatus including the developing device 有权
标题翻译：显影装置包括设置在调色剂 - 散射抑制装置上的磁性构件和包括该显影装置的图像形成装置
公开(公告)号：US06856774B2
公开(公告)日：2005-02-15
申请号：US10303910
申请日：2002-11-26
申请人： Atsushi Sampe , Takeyoshi Sekine , Masayuki Yamane , Tokuya Ohjimi , Junichi Sano , Toshio Koike , Fumihiro Sasaki , Hiroto Higuchi , Maiko Kondo , Kunihiro Ohyama
发明人： Atsushi Sampe , Takeyoshi Sekine , Masayuki Yamane , Tokuya Ohjimi , Junichi Sano , Toshio Koike , Fumihiro Sasaki , Hiroto Higuchi , Maiko Kondo , Kunihiro Ohyama
IPC分类号： G03G15/08 , G03G15/09
CPC分类号： G03G15/0942
摘要： A developing device developing a latent image on a latent image carrier with a developer, and including a casing having an opening facing the latent image carrier and a developer carrier. Also included is a magnetic field generating device including a first magnetic pole generating a magnetic field causing the developer to rise on the developer carrier in a form of a magnet brush in a developing region, and a second magnetic pole generating a magnetic field at a downstream side of the first magnetic pole in a rotating direction of the developer carrier. Further, a toner-scattering restraining device is provided on an end portion of the casing at the downstream side of the developing region, and a magnetic member provided on a side of the toner-scattering restraining device facing the latent image carrier. A peak of a magnetic flux density set by the second magnetic pole in its normal direction is located outside of the opening.
摘要翻译：显影装置用潜像显影剂在潜像载体上显影潜像，并且包括具有面向潜像载体的开口的壳体和显影剂载体。还包括一种磁场产生装置，其包括产生磁场的第一磁极，使显影剂在显影区域中以磁刷的形式在显影剂载体上升起;以及第二磁极，在下游产生磁场在显影剂载体的旋转方向上的第一磁极的侧面。此外，在显影区域的下游侧的壳体的端部设置有调色剂 - 散射抑制装置，以及设置在面向潜像载体的调色剂 - 散射抑制装置一侧的磁性部件。由第二磁极在其法线方向设定的磁通密度的峰值位于开口的外侧。

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