公开(公告)号：US06503679B2

公开(公告)日：2003-01-07

申请号：US09920716

申请日：2001-08-03

申请人： Megumi Aoki ,  Masahide Inoue ,  Yoshihiro Mikuriya ,  Masayuki Hagi

发明人： Megumi Aoki ,  Masahide Inoue ,  Yoshihiro Mikuriya ,  Masayuki Hagi

IPC分类号： G03G9087

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

摘要： The present invention provides a color toner for developing an electrostatic image having excellent light transmission for OHP and fixing efficiency, said color toner effectively preventing a low temperature offset and a high temperature offset when it is applied to a fixing device whose coating weight of an oil is reduced. The color toner is characterized in that (i) it comprises a binding resin and a colorant, (ii) its storage elastic modulus at 90° C. (G′90) is not more than 6×104 Pa, (iii) its storage elastic modulus at 140° C. (G′140) is not less than 5×102 Pa, (iv) a temperature showing a maximum value of &dgr; in tan&dgr;=G″/G′ (wherein G′ is a storage elastic modulus of the color toner, and G″ is a loss elastic modulus of the color toner) exists in the range of 90-120° C., and (v) the maximum value of &dgr; is not less than 60°.

摘要翻译： 本发明提供了一种彩色调色剂，用于显影具有优异的OHP透光性和定影效率的静电图像，所述彩色调色剂有效地防止了当将其施加到油的涂布重量的定影装置时的低温偏移和高温偏移 降低了。 彩色调色剂的特征在于：（i）其包含粘合树脂和着色剂，（ii）其在90℃下的储存弹性模量（G'90）不大于6×10 4 Pa，（iii）其储存弹性模量 在140℃（G'140）不小于5×102Pa，（iv）显示tandelta中最大值delta的温度= G“/ G'（其中G'是彩色调色剂的储能弹性模量 ，并且G“是彩色调色剂的损耗弹性模量）存在于90-120℃的范围内，（v）δ的最大值不小于60°。

公开(公告)号：US08329371B2

公开(公告)日：2012-12-11

申请号：US11963279

申请日：2007-12-21

申请人： Yoshihiro Mikuriya ,  Hideaki Yasunaga ,  Hiroaki Katoh ,  Kazuoki Fuwa ,  Masayuki Hagi ,  Masahide Inoue

发明人： Yoshihiro Mikuriya ,  Hideaki Yasunaga ,  Hiroaki Katoh ,  Kazuoki Fuwa ,  Masayuki Hagi ,  Masahide Inoue

IPC分类号： G03G9/00

CPC分类号： G03G9/0819 ,  G03G9/081 ,  G03G9/08711 ,  G03G9/08755 ,  G03G9/08782 ,  G03G9/08786 ,  G03G9/08797

摘要： A non-magnetic toner, including a binder resin; a wax present dispersing in the toner in the shape of a particle; and a colorant, wherein the wax having a particle diameter not less than 2.0 μm and less than 3.0 μm is not less than 20% and less than 40% by number based on total number thereof; the wax has a mode value not less than 1.5 μm and less than 2.0 μm in a frequency distribution of 0.1 μm width; and the following relationship is satisfied: 45

摘要翻译： 一种非磁性调色剂，包括粘合剂树脂; 以颗粒形式分散在调色剂中的蜡; 和着色剂，其中粒径不小于2.0μm且小于3.0μm的蜡的总数不小于20％且小于40％; 该蜡在0.1μm宽的频率分布中具有不小于1.5μm且小于2.0μm的模式值; 并且满足以下关系：45

公开(公告)号：US07981593B2

公开(公告)日：2011-07-19

申请号：US11855759

申请日：2007-09-14

申请人： Hiroaki Katoh ,  Hideaki Yasunaga ,  Kazuoki Fuwa ,  Yoshihiro Mikuriya ,  Masayuki Hagi ,  Masahide Inoue

发明人： Hiroaki Katoh ,  Hideaki Yasunaga ,  Kazuoki Fuwa ,  Yoshihiro Mikuriya ,  Masayuki Hagi ,  Masahide Inoue

IPC分类号： G03G15/20

CPC分类号： G03G9/0823 ,  G03G9/0808 ,  G03G9/0819 ,  G03G9/08711 ,  G03G9/08755 ,  G03G9/08782 ,  G03G9/09708 ,  G03G9/09725 ,  G03G2215/00438 ,  G03G2215/00586

摘要： A toner including toner particles including a resin, a colorant, a wax, and a charge controlling agent, and an external additive, wherein the toner satisfies the relationships (1) 0.15×Q−2≦T≦0.15×Q−0.15, and (2) 1.0≦T≦2.5, wherein Q represents the charge of the toner in units of μC/g, and T represents the torque of the toner in units of mN·m determined by a method using a cone-shaped rotor while controlling a space ratio of the toner at 58%. A developer including the toner and a carrier. An image forming apparatus including an image bearing member, a transfer device, a fixing device and a double side image forming unit, and using the toner, wherein the receiving material includes moisture in an amount of not greater than 5% by weight after the toner image on the first side is fixed.

摘要翻译： 包含调色剂颗粒的调色剂包括树脂，着色剂，蜡和电荷控制剂，以及外部添加剂，其中调色剂满足关系式（1）0.15×Q-2＆nlE; T＆nlE; 0.15×Q-0.15和 （2）1.0＆nlE; T＆nlE; 2.5其中Q表示以μC/ g为单位的调色剂的电荷，T表示以通过锥形转子的方法确定的以mN·m为单位的调色剂的转矩， 控制调色剂的空间比为58％。 包括调色剂和载体的显影剂。 一种图像形成装置，包括图像承载部件，转印装置，定影装置和双面图像形成单元，并且使用调色剂，其中所述接收材料包含在调色剂之后不大于5重量％的量的水分 第一面的图像是固定的。

公开(公告)号：US07695885B2

公开(公告)日：2010-04-13

申请号：US11624525

申请日：2007-01-18

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

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

IPC分类号： G03G9/00

CPC分类号： G03G9/0821 ,  G03G9/0819 ,  G03G9/0823 ,  G03G9/0827 ,  G03G13/20 ,  G03G2215/0129

摘要： A negatively-chargeable non-magnetic one-component developer for developing an electrostatic latent image using a contact DC-bias development method, having a capacitance of 1.05×10−12 to 1.25×10−12 F, a volume resistivity of 5.0×1010 to 5.0×1012 Ω·cm and a dielectric loss tangent of 1.0×10−3 to 2.0×10−2. In a contact DC-bias development method, the developer has a capacitance of 1.30×10−12 to 1.60×10−12 F, a resistivity of 5.0×109 to 5.0×1010 Ω·cm and a dielectric loss tangent of 1.0×10−3 to 2.0×10−2. In a non-contact DC/AC-bias development method, the developer has a capacitance of 1.45×10−12 to 1.60×10−12 F, a resistivity of 5.0×109 to 1.0×1010 Ω·cm and a dielectric loss tangent of 1.0×10−3 to 2.0×10−2.

摘要翻译： 使用接触式DC偏压显影方法显影静电潜像的负电荷非磁性单组分显影剂，电容为1.05×10-12至1.25×10-12F，体积电阻率为5.0×10 10 为5.0×10 12Ω·cm·cm，介电损耗角正切为1.0×10-3〜2.0×10-2。 在接触式DC偏压显影方法中，显影剂的电容为1.30×10-12至1.60×10-12F，电阻率为5.0×109〜5.0×1010Ω·OHgr·cm，介质损耗角正切为1.0× 10-3〜2.0×10-2。 在非接触DC / AC偏压显影方法中，显影剂的电容为1.45×10-12至1.60×10-12F，电阻率为5.0×10 9至1.0×10 10Ω·cm·cm，介电损耗 切线为1.0×10-3〜2.0×10-2。

公开(公告)号：US20080199234A1

公开(公告)日：2008-08-21

申请号：US12017617

申请日：2008-01-22

申请人： Masayuki HAGI ,  Yoshihiro Mikuriya ,  Yoshitaka Sekiguchi ,  Hideaki Yasunaga ,  Kiroaki Kato ,  Kazuoki Fuwa ,  Masahide Inoue ,  Yoshiyuki Shimizu

发明人： Masayuki HAGI ,  Yoshihiro Mikuriya ,  Yoshitaka Sekiguchi ,  Hideaki Yasunaga ,  Kiroaki Kato ,  Kazuoki Fuwa ,  Masahide Inoue ,  Yoshiyuki Shimizu

IPC分类号： G03G21/10

CPC分类号： G03G21/12 ,  G03G21/105 ,  G03G2221/1624

摘要： To provide a toner recovery apparatus including: a toner transporting duct; and an endless toner transporting belt; wherein the toner transporting belt is rotated in a loop form in such a way that it descends in a region where the outer circumferential surface faces a ceiling surface of the toner transporting duct and that it rises in a region where the outer circumferential surface of the toner transporting belt faces a bottom surface of the toner transporting duct, the toner recovery apparatus transports the residual toner to the outlet by holding the toner by the convex parts, spaces formed between convex parts and the bottom surface of the toner transporting duct, and the toner comprises a binding resin, releasing agent, coloring material and external additive, and torque T (mNm) measured by torque measurement method using a conical rotor in a space ratio of 50% to 60% is 1.0 to 2.5.

摘要翻译： 提供一种调色剂回收装置，包括：调色剂输送管道; 和无端调色剂输送带; 其中所述调色剂输送带以环形方式旋转，使得其在所述外圆周表面面向所述调色剂输送管道的顶表面的区域中下降，并且其在所述调色剂的外周表面的区域中升高 调色剂回收装置通过由凸部保持调色剂，在凸部与调色剂输送管的底面之间形成的空间和调色剂输送管的底面，将调色剂回收装置输送到出口。 包括粘合树脂，脱模剂，着色材料和外部添加剂，并且使用以50％至60％的间隔比的锥形转子通过扭矩测量方法测量的扭矩T（mNm）为1.0至2.5。

公开(公告)号：US20080069598A1

公开(公告)日：2008-03-20

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至1000微米/克。 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：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：US08041270B2

公开(公告)日：2011-10-18

申请号：US12048865

申请日：2008-03-14

申请人： Hideaki Yasunaga ,  Masayuki Hagi ,  Yoshihiro Mikuriya ,  Hiroaki Katoh ,  Kazuoki Fuwa ,  Masahide Inoue ,  Yoshitaka Sekiguchi ,  Satoshi Ogawa

发明人： Hideaki Yasunaga ,  Masayuki Hagi ,  Yoshihiro Mikuriya ,  Hiroaki Katoh ,  Kazuoki Fuwa ,  Masahide Inoue ,  Yoshitaka Sekiguchi ,  Satoshi Ogawa

IPC分类号： G03G15/08

CPC分类号： G03G15/0818 ,  G03G2215/0617

摘要： An image developer using a one-component developer, Including a developing roller visualizing an electrostatic latent image formed on an image bearer with a pulverized toner; and a feed roller feeding the pulverized toner to the developing roller while contacting thereto, wherein the pulverized toner includes a parent toner; a wax; and an external additive comprising an additive having a number-average particle diameter of from 20 to 60 nm and adhering to the surface of the parent toner at an adherence strength of from 50 to 70%, and wherein the following relationships (1) to (3) are satisfied: 4.70

摘要翻译： 使用单组分显影剂的图像显影剂包括利用粉碎的调色剂使形成在图像载体上的静电潜像可视化的显影辊; 以及将粉碎的调色剂供给到显影辊同时接触的进料辊，其中所述粉碎的调色剂包括母体调色剂; 蜡 以及外加剂，其包含数均粒径为20〜60nm的添加剂，并以50〜70％的粘附强度附着在母体调色剂的表面，并且其中以下关系式（1）〜（ 3）满足：4.70

公开(公告)号：US07632619B2

公开(公告)日：2009-12-15

申请号：US11454940

申请日：2006-06-19

申请人： Yoshihiro Mikuriya ,  Atsushi Yamamoto ,  Hiroaki Katoh ,  Takuya Kadota ,  Masayuki Hagi ,  Katsunori Kurose ,  Masahide Inoue

发明人： Yoshihiro Mikuriya ,  Atsushi Yamamoto ,  Hiroaki Katoh ,  Takuya Kadota ,  Masayuki Hagi ,  Katsunori Kurose ,  Masahide Inoue

IPC分类号： G03G9/08

CPC分类号： G03G9/08782 ,  G03G9/08711 ,  G03G9/08755 ,  G03G9/08788 ,  G03G9/08797

摘要： A toner including a binder resin, a wax, and a colorant, wherein particles of the wax having a particle diameter of less than 1.00 μm are included in the toner in an amount of not less than 35% by number and less than 55% by number, and wherein the wax has a particle diameter distribution property such that when particle diameters of particles of the wax are classified into ranges having a width of 0.05 μm, the wax has a particle diameter mode value that is not less than 0.75 μm and less than 1.00 μm; and a fixing method and an image forming method using the above toner.

摘要翻译： 包含粘合剂树脂，蜡和着色剂的调色剂，其中粒径小于1.00μm的蜡的颗粒以不低于35％的数量并且小于55％的量包含在调色剂中 数量，并且其中蜡具有粒径分布特性，使得当蜡的颗粒的粒径分为宽度为0.05μm的范围时，蜡的粒径模数值不小于0.75μm和更小 超过1.00毫米; 以及使用上述调色剂的定影方法和图像形成方法。

公开(公告)号：US20080175630A1

公开(公告)日：2008-07-24

申请号：US12010369

申请日：2008-01-24

申请人： Hideaki Yasunaga ,  Masayuki Hagi ,  Yoshihiro Mikuriya ,  Yoshitaka Sekiguchi ,  Hiroaki Katoh ,  Kazuoki Fuwa ,  Masahide Inoue

发明人： Hideaki Yasunaga ,  Masayuki Hagi ,  Yoshihiro Mikuriya ,  Yoshitaka Sekiguchi ,  Hiroaki Katoh ,  Kazuoki Fuwa ,  Masahide Inoue

IPC分类号： G03G15/08

CPC分类号： G03G15/0818

摘要： A developing device including a developing roller facing an image bearing member and a toner layer thickness control member to control an amount of a toner adhered to the developing roller, so that an electrostatic latent image formed on the image bearing member is developed with the toner to form a toner image. The following relationships are satisfied: 0.08×100.3×Dv

摘要翻译： 一种显影装置，包括面向图像承载部件的显影辊和调色剂层厚度控制部件，以控制粘附到显影辊上的调色剂的量，使得形成在图像承载部件上的静电潜像用调色剂显影 形成调色剂图像。 满足以下关系：0.08×10 0.3×Dv