公开(公告)号：US07838193B2

公开(公告)日：2010-11-23

申请号：US11670257

申请日：2007-02-01

申请人： Masayuki Hagi ,  Takuya Kadota ,  Hiroaki Katoh ,  Atsushi Yamamoto ,  Katsunori Kurose ,  Yoshihiro Mikuriya ,  Masahide Inoue ,  Hideaki Yasunaga ,  Minoru Nakamura ,  Yoshimichi Ishikawa ,  Hiroyuki Murakami

发明人： Masayuki Hagi ,  Takuya Kadota ,  Hiroaki Katoh ,  Atsushi Yamamoto ,  Katsunori Kurose ,  Yoshihiro Mikuriya ,  Masahide Inoue ,  Hideaki Yasunaga ,  Minoru Nakamura ,  Yoshimichi Ishikawa ,  Hiroyuki Murakami

IPC分类号： G03G9/08

CPC分类号： G03G9/08782 ,  G03G9/0808 ,  G03G9/0815 ,  G03G9/09708 ,  G03G9/09725 ,  G03G9/09791

摘要： A toner including toner particles including a binder resin, a colorant and a release agent, and an external additive including a first particulate inorganic material having a formula of MgxSiyOx+2y where each of x and y is an integer, and a number average secondary particle diameter of from 0.02 μm to 2 μm, wherein the first atomic ratio (Mg/Si)s in a surface portion of the first particulate inorganic material is not greater than (preferably less than) the second atomic ratio (Mg/Si)e in the entire first particulate inorganic material. Alternatively, a toner including toner particles including a binder resin and a colorant, and an external additive which includes a particulate inorganic material having a formula of MgxSiyOx+2y where each of x and y is an integer and which has a surface treated with a fatty acid.

摘要翻译： 包含调色剂颗粒的调色剂，包括粘合剂树脂，着色剂和脱模剂，以及外部添加剂，其包含具有下式的Mg x Se y O x + 2 y的第一颗粒无机材料，其中x和y各自为整数，数均二次颗粒 直径为0.02μm至2μm，其中第一颗粒无机材料的表面部分中的第一原子比（Mg / Si）s不大于（优选小于）第二原子比（Mg / Si）e 整个第一颗粒无机材料。 或者，包括包含粘合剂树脂和着色剂的调色剂颗粒的调色剂和包含具有式为Mg x Se y O x + 2 y的颗粒状无机材料的外部添加剂，其中x和y各自为整数，并且其表面用脂肪 酸。

公开(公告)号：US20070190443A1

公开(公告)日：2007-08-16

申请号：US11670257

申请日：2007-02-01

申请人： Masayuki Hagi ,  Takuya Kadota ,  Hiroaki Katoh ,  Atsushi Yamamoto ,  Katsunori Kurose ,  Yoshihiro Mikuriya ,  Masahide Inoue ,  Hideaki Yasunaga ,  Minoru Nakamura ,  Yoshimichi Ishikawa ,  Hiroyuki Murakami

发明人： Masayuki Hagi ,  Takuya Kadota ,  Hiroaki Katoh ,  Atsushi Yamamoto ,  Katsunori Kurose ,  Yoshihiro Mikuriya ,  Masahide Inoue ,  Hideaki Yasunaga ,  Minoru Nakamura ,  Yoshimichi Ishikawa ,  Hiroyuki Murakami

IPC分类号： G03G9/08

CPC分类号： G03G9/08782 ,  G03G9/0808 ,  G03G9/0815 ,  G03G9/09708 ,  G03G9/09725 ,  G03G9/09791

摘要： A toner including toner particles including a binder resin, a colorant and a release agent, and an external additive including a first particulate inorganic material having a formula of MgxSiyOx+2y where each of x and y is an integer, and a number average secondary particle diameter of from 0.02 μm to 2 μm, wherein the first atomic ratio (Mg/Si) s in a surface portion of the first particulate inorganic material is not greater than (preferably less than) the second atomic ratio (Mg/Si)e in the entire first particulate inorganic material. Alternatively, a toner including toner particles including a binder resin and a colorant, and an external additive which includes a particulate inorganic material having a formula of MgxSiyOx+2y where each of x and y is an integer and which has a surface treated with a fatty acid.

摘要翻译： 包括调色剂颗粒的调色剂，包括粘合剂树脂，着色剂和脱模剂，以及包含具有下式的第一颗粒无机材料的外部添加剂：具有下式的Mg x Si x + 2y其中x和y各自为整数，数均二次粒径为0.02μm至2μm，其中表面部分中的第一原子比（Mg / Si） 的第一颗粒无机材料在第一颗粒无机材料的整体中不大于（优选小于）第二原子比（Mg / Si）e。 或者，包括包含粘合剂树脂和着色剂的调色剂颗粒的调色剂和包含具有下列化学式的颗粒状无机材料的外部添加剂：具有下列化学式的化合物：具有下式的Mg x Si > x + 2y其中x和y各自是整数，并且具有用脂肪酸处理的表面。

公开(公告)号：US20080063957A1

公开(公告)日：2008-03-13

申请号：US11851048

申请日：2007-09-06

申请人： Hiroyuki Murakami ,  Masahide Inoue ,  Masayuki Hagi ,  Takuya Kadota ,  Yoshihiro Mikuriya ,  Katsunori Kurose ,  Hideaki Yasunaga ,  Hiroaki Kato ,  Yoshimichi Ishikawa ,  Kazuoki Fuwa

发明人： Hiroyuki Murakami ,  Masahide Inoue ,  Masayuki Hagi ,  Takuya Kadota ,  Yoshihiro Mikuriya ,  Katsunori Kurose ,  Hideaki Yasunaga ,  Hiroaki Kato ,  Yoshimichi Ishikawa ,  Kazuoki Fuwa

IPC分类号： G03G13/04 ,  G03G15/08

CPC分类号： G03G15/0812

摘要： The present invention provides a developing device that allows for maintaining the conveyance amount of a toner within a certain definite range. A developing device 12 of the present invention is provided with a toner conveying unit 13 configured to convey a fist toner and a controlling member 15 configured to control the thickness of a toner layer formed with the first toner conveyed by the toner conveying unit 13, wherein a second toner provided with a charged amount per unit mass that differs from a charged amount per unit mass of the first toner is applied over the surface of the controlling member 15.

摘要翻译： 本发明提供一种能够将调色剂的输送量保持在一定范围内的显影装置。 本发明的显影装置12设置有调色剂输送单元13，配置成输送第一调色剂和控制构件15，控制构件15构造成控制由调色剂输送单元13输送的由第一调色剂形成的调色剂层的厚度，其中 在控制构件15的表面上施加具有与每单位质量的第一调色剂的带电量不同的每单位质量的带电量的第二调色剂。

公开(公告)号：US20070238042A1

公开(公告)日：2007-10-11

申请号：US11696879

申请日：2007-04-05

申请人： Hideaki Yasunaga ,  Hiroaki Katoh ,  Masayuki Hagi ,  Takuya Kadota ,  Yoshimichi Ishikawa ,  Hiroyuki Murakami ,  Katsunori Kurose ,  Yoshihiro Mikuriya

发明人： Hideaki Yasunaga ,  Hiroaki Katoh ,  Masayuki Hagi ,  Takuya Kadota ,  Yoshimichi Ishikawa ,  Hiroyuki Murakami ,  Katsunori Kurose ,  Yoshihiro Mikuriya

IPC分类号： G03G9/08

CPC分类号： G03G9/08795 ,  G03G9/0821 ,  G03G9/0827 ,  G03G9/08782 ,  G03G9/08797 ,  G03G9/09708 ,  G03G9/09716 ,  G03G9/09725

摘要： An oilless-fixing toner is provided for use in a vertical image developer including a toner feeder feeding the oilless-fixing toner vertically below; a developing roller located vertically below the toner feeder; and a screw blade agitating the oilless-fixing toner, wherein the oilless-fixing toner contains: a resin including a wax; a colorant; and an external additive, wherein a total energy determined from a torque and a load of the screw blade is from 450 to 530 mJ when rotating in the oilless-fixing toner at 100 mm/s, and a ratio of total energy at 10 mm/s to total energy at 100 mm/s is from 2.0 to 3.0.

摘要翻译： 提供一种无油定影调色剂，用于垂直图像显影剂，其包括向下方供给无油定影调色剂的调色剂供给器; 位于调色剂供料器垂直下方的显影辊; 以及搅拌无油定影调色剂的螺旋叶片，其中无油定影调色剂含有：包含蜡的树脂; 着色剂 和外部添加剂，其中当在无油定影调色剂中以100mm / s旋转时，从螺旋叶片的扭矩和负载确定的总能量为450-530mJ，总能量为10mm / 以100mm / s的总能量为2.0〜3.0。

公开(公告)号：US07817946B2

公开(公告)日：2010-10-19

申请号：US11851048

申请日：2007-09-06

申请人： Hiroyuki Murakami ,  Masahide Inoue ,  Masayuki Hagi ,  Takuya Kadota ,  Yoshihiro Mikuriya ,  Katsunori Kurose ,  Hideaki Yasunaga ,  Hiroaki Kato ,  Yoshimichi Ishikawa ,  Kazuoki Fuwa

发明人： Hiroyuki Murakami ,  Masahide Inoue ,  Masayuki Hagi ,  Takuya Kadota ,  Yoshihiro Mikuriya ,  Katsunori Kurose ,  Hideaki Yasunaga ,  Hiroaki Kato ,  Yoshimichi Ishikawa ,  Kazuoki Fuwa

IPC分类号： G03G15/08

CPC分类号： G03G15/0812

摘要： The present invention provides a developing device that allows for maintaining the conveyance amount of a toner within a certain definite range. A developing device 12 of the present invention is provided with a toner conveying unit 13 configured to convey a first toner and a controlling member 15 configured to control the thickness of a toner layer formed with the first toner conveyed by the toner conveying unit 13, wherein a second toner provided with a charged amount per unit mass that differs from a charged amount per unit mass of the first toner is applied over the surface of the controlling member 15.

摘要翻译： 本发明提供一种能够将调色剂的输送量保持在一定范围内的显影装置。 本发明的显影装置12设置有调色剂输送单元13，其构造成输送第一调色剂和控制构件15，控制构件15构造成控制由调色剂输送单元13输送的由第一调色剂形成的调色剂层的厚度，其中 在控制构件15的表面上施加具有与每单位质量的第一调色剂的带电量不同的每单位质量的带电量的第二调色剂。

公开(公告)号：US07727694B2

公开(公告)日：2010-06-01

申请号：US11856248

申请日：2007-09-17

申请人： Hiroyuki Murakami ,  Masahide Inoue ,  Masayuki Hagi ,  Takuya Kadota ,  Yoshihiro Mikuriya ,  Hideaki Yasunaga ,  Hiroaki Katoh ,  Yoshimichi Ishikawa ,  Kazuoki Fuwa

发明人： Hiroyuki Murakami ,  Masahide Inoue ,  Masayuki Hagi ,  Takuya Kadota ,  Yoshihiro Mikuriya ,  Hideaki Yasunaga ,  Hiroaki Katoh ,  Yoshimichi Ishikawa ,  Kazuoki Fuwa

IPC分类号： G03G15/08 ,  G03G9/00

CPC分类号： G03G9/09725 ,  G03G9/09716 ,  G03G15/0194 ,  G03G2215/0132 ,  G03G2221/183

摘要： A toner including toner particles including a binder resin, and a colorant, and an external additive present on a surface of the toner particles, wherein the external additive includes a silica having an average primary particle diameter of from 100 to 500 nm and a BET specific surface area of from 800 to 1000 m2/g. An image forming method including forming an electrostatic image on an image bearing member; developing the electrostatic image with the toner to form a toner image; and transferring the toner image on to a receiving material. An image forming apparatus including an image bearing member bearing an electrostatic image; a developing device developing an electrostatic image with the toner to form a toner image on the image bearing member; a transfer device transferring the toner image to a receiving material; and a fixing device fixing the toner image on the receiving material.

摘要翻译： 包含调色剂颗粒的调色剂，包括粘合剂树脂和着色剂，以及存在于调色剂颗粒表面上的外部添加剂，其中外部添加剂包括平均初级粒径为100-500nm的二氧化硅和BET特异性 表面积为800〜1000m2 / g。 一种图像形成方法，包括在图像承载部件上形成静电图像; 用调色剂显影静电图像以形成调色剂图像; 并将调色剂图像转印到接收材料上。 一种图像形成装置，包括承载静电图像的图像承载部件; 显影装置用调色剂显影静电图像以在图像承载部件上形成调色剂图像; 转印装置，将调色剂图像转印到接收材料; 以及将调色剂图像固定在接收材料上的定影装置。

公开(公告)号：US20080279591A1

公开(公告)日：2008-11-13

申请号：US11895303

申请日：2007-08-23

申请人： Hideaki Yasunaga ,  Hiroaki Kato ,  Kazuoki Fuwa ,  Masayuki Hagi ,  Yoshihiro Mikuriya ,  Takuya Kadota ,  Hiroyuki Murakami ,  Yoshimichi Ishikawa ,  Katsunori Kurose

发明人： Hideaki Yasunaga ,  Hiroaki Kato ,  Kazuoki Fuwa ,  Masayuki Hagi ,  Yoshihiro Mikuriya ,  Takuya Kadota ,  Hiroyuki Murakami ,  Yoshimichi Ishikawa ,  Katsunori Kurose

IPC分类号： G03G15/08 ,  G03G9/08

CPC分类号： G03G9/08711 ,  G03G9/081 ,  G03G9/0819 ,  G03G9/0821 ,  G03G9/08755 ,  G03G9/091 ,  G03G9/09708 ,  G03G2215/0617

摘要： The present invention is to provide a nonmagnetic one-component toner containing a colorant, and a binder resin, wherein metal oxide fine particles are fixed on a toner surface with an adhesion strength of 95% to 99%, the toner has a direct current resistance of 1E7 Ω·cm to 1E9 Ω·cm, and an electrostatic capacity of 1.0E-12F to 1.5E-11F.

摘要翻译： 本发明提供一种含有着色剂的非磁性单组分调色剂和粘合剂树脂，其中金属氧化物细颗粒以95％至99％的粘合强度固定在调色剂表面上，调色剂具有直流电阻 为1E7Ω·cm〜1E9Ω·cm，静电容量为1.0E-12F〜1.5E-11F。

公开(公告)号：US07867685B2

公开(公告)日：2011-01-11

申请号：US11851617

申请日：2007-09-07

申请人： Hiroyuki Murakami ,  Masahide Inoue ,  Chiyoshi Nozaki ,  Tsuyoshi Nozaki ,  Atsushi Yamamoto ,  Takuya Kadota ,  Mitsuyo Matsumoto ,  Katsunori Kurose ,  Yoshimichi Ishikawa

发明人： Hiroyuki Murakami ,  Masahide Inoue ,  Chiyoshi Nozaki ,  Tsuyoshi Nozaki ,  Atsushi Yamamoto ,  Takuya Kadota ,  Mitsuyo Matsumoto ,  Katsunori Kurose ,  Yoshimichi Ishikawa

IPC分类号： G03G15/08 ,  G03G15/02

CPC分类号： G03G9/0821 ,  G03G9/08755 ,  G03G9/08782 ,  G03G9/08795 ,  G03G9/08797

摘要： An image forming method, including charging a photoreceptor with a charger contacting thereto; irradiating the photoreceptor to form an electrostatic latent image thereon; developing the electrostatic latent image with a toner to form a toner image on the photoreceptor; transferring the toner image onto a recording material directly or through an intermediate transferer; and fixing the toner image on the recording material, wherein the toner includes a binder resin; a colorant; a composition having a low softening point; and an external additive, and wherein a surface resistivity Rse [Ω] of the charger and a volume resistivity Rsw [Ω·cm] of the composition having a low softening point satisfy the following relationship: 0.8×10−1Rse

摘要翻译： 一种图像形成方法，包括用与其接触的充电器对感光体进行充电; 照射感光体以在其上形成静电潜像; 用调色剂显影静电潜像以在感光体上形成调色剂图像; 直接或通过中间转印器将调色剂图像转印到记录材料上; 以及将所述调色剂图像定影在所述记录材料上，其中所述调色剂包括粘合剂树脂; 着色剂 具有低软化点的组合物; 和外部添加剂，并且其中充电器的表面电阻率Rse [＆OHgr]和具有低软化点的组合物的体积电阻率Rsw [＆OHgr·cm]满足以下关系：0.8×10-1Rse

公开(公告)号：US20080081273A1

公开(公告)日：2008-04-03

申请号：US11851617

申请日：2007-09-07

申请人： Hiroyuki Murakami ,  Masahide Inoue ,  Chiyoshi Nozaki ,  Tsuyoshi Nozaki ,  Atsushi Yamamoto ,  Takuya Kadota ,  Mitsuyo Matsumoto ,  Katsunori Kurose ,  Yoshimichi Ishikawa

发明人： Hiroyuki Murakami ,  Masahide Inoue ,  Chiyoshi Nozaki ,  Tsuyoshi Nozaki ,  Atsushi Yamamoto ,  Takuya Kadota ,  Mitsuyo Matsumoto ,  Katsunori Kurose ,  Yoshimichi Ishikawa

IPC分类号： G03G13/04

CPC分类号： G03G9/0821 ,  G03G9/08755 ,  G03G9/08782 ,  G03G9/08795 ,  G03G9/08797

摘要： An image forming method, including charging a photoreceptor with a charger contacting thereto; irradiating the photoreceptor to form an electrostatic latent image thereon; developing the electrostatic latent image with a toner to form a toner image on the photoreceptor; transferring the toner image onto a recording material directly or through an intermediate transferer; and fixing the toner image on the recording material, wherein the toner includes a binder resin; a colorant; a composition having a low softening point; and an external additive, and wherein a surface resistivity Rse [Ω] of the charger and a volume resistivity Rsw [Ω·cm] of the composition having a low softening point satisfy the following relationship: 0.8×10−1 Rse

摘要翻译： 一种图像形成方法，包括用与其接触的充电器对感光体进行充电; 照射感光体以在其上形成静电潜像; 用调色剂显影静电潜像以在感光体上形成调色剂图像; 直接或通过中间转印器将调色剂图像转印到记录材料上; 以及将所述调色剂图像定影在所述记录材料上，其中所述调色剂包括粘合剂树脂; 着色剂 具有低软化点的组合物; 和外部添加剂，并且其中具有低软化点的组合物的充电器的表面电阻率RseΩ和体积电阻率Rsw [Ω·cm]满足以下关系：<？in-line-formula description =“ 在线公式“end =”lead“？> 0.8x10 -1 Rse

公开(公告)号：US08139984B2

公开(公告)日：2012-03-20

申请号：US12911928

申请日：2010-10-26

申请人： Hiroyuki Murakami ,  Masahide Inoue ,  Chiyoshi Nozaki ,  Tsuyoshi Nozaki ,  Atsushi Yamamoto ,  Takuya Kadota ,  Mitsuyo Matsumoto ,  Katsunori Kurose ,  Yoshimichi Ishikawa

发明人： Hiroyuki Murakami ,  Masahide Inoue ,  Chiyoshi Nozaki ,  Tsuyoshi Nozaki ,  Atsushi Yamamoto ,  Takuya Kadota ,  Mitsuyo Matsumoto ,  Katsunori Kurose ,  Yoshimichi Ishikawa

IPC分类号： G03G15/00

CPC分类号： G03G9/0821 ,  G03G9/08755 ,  G03G9/08782 ,  G03G9/08795 ,  G03G9/08797

摘要： An image forming apparatus, wherein a surface resistivity Rse[Ω] of a charger and a volume resistivity Rsw [Ω·cm] of the composition having a low softening point satisfy the following relationship: 0.8×10−1Rse

摘要翻译： 一种图像形成装置，其中具有低软化点的组合物的充电器的表面电阻率Rse [＆OHgr]和体积电阻率Rsw [＆OHgr·cm]满足以下关系：0.8×10-1Rse