公开(公告)号：US20050100808A1

公开(公告)日：2005-05-12

申请号：US10980197

申请日：2004-11-04

申请人： Akira Hashimoto ,  Yojiro Hotta ,  Wakashi Iida ,  Kazuhiko Hayami ,  Yasuhiro Ichikawa ,  Hirohide Tanikawa

发明人： Akira Hashimoto ,  Yojiro Hotta ,  Wakashi Iida ,  Kazuhiko Hayami ,  Yasuhiro Ichikawa ,  Hirohide Tanikawa

IPC分类号： G03G9/08 ,  G03G9/087 ,  G03G9/09 ,  G03G9/097 ,  G03G9/113

CPC分类号： G03G9/0827 ,  G03G9/0806 ,  G03G9/08755 ,  G03G9/08782 ,  G03G9/08786 ,  G03G9/08795 ,  G03G9/08797

摘要： The present invention relates to a toner which has good property such as fixability, coloring power, developability, durability, and environmental stability and so on. More specifically, the present invention relates to a color toner containing at least a binder resin, a colorant, and a wax, in which: a wax concentration of an extract obtained by dispersing the toner into n-hexane at a concentration of 15 mg/cm3 at 23° C. and by subjecting the resultant dispersion to extraction treatment at 23° C. for 1 minute is in the range of 0.080 to 0.500 mg/cm3; an average circularity of particles each having a circle-equivalent diameter of 3 μm or more in the toner is in the range of 0.925 to 0.965; and a content of the wax is in the range of 1 to 15 parts by mass with respect to 100 parts by mass of the binder resin.

摘要翻译： 本发明涉及具有良好的定影性，着色力，显影性，耐久性和环境稳定性等的调色剂。 更具体地说，本发明涉及至少含有粘合剂树脂，着色剂和蜡的彩色调色剂，其中：通过将调色剂分散在正己烷中的浓度为15mg / 在23℃下，通过使所得分散体在23℃下进行提取处理1分钟，在0.080至0.500mg / cm 3范围内， ; 在调色剂中各自具有3μm或更大的圆当量直径的颗粒的平均圆形度在0.925至0.965的范围内; 相对于100质量份粘合剂树脂，蜡的含量为1〜15质量份。

公开(公告)号：US07022449B2

公开(公告)日：2006-04-04

申请号：US10629751

申请日：2003-07-30

申请人： Nobuyoshi Sugahara ,  Takaaki Kohtaki ,  Yasuhiro Ichikawa ,  Tetsuya Ida ,  Kazuhiko Hayami ,  Nozomu Komatsu

发明人： Nobuyoshi Sugahara ,  Takaaki Kohtaki ,  Yasuhiro Ichikawa ,  Tetsuya Ida ,  Kazuhiko Hayami ,  Nozomu Komatsu

IPC分类号： G03G9/08 ,  G03G9/087

CPC分类号： G03G9/08755 ,  G03G9/0819 ,  G03G9/0821 ,  G03G9/0823 ,  G03G9/0827 ,  G03G9/08706 ,  G03G9/08708 ,  G03G9/08713 ,  G03G9/08715 ,  G03G9/08717 ,  G03G9/0872 ,  G03G9/08722 ,  G03G9/08724 ,  G03G9/08726 ,  G03G9/08728 ,  G03G9/08731 ,  G03G9/08733 ,  G03G9/08782 ,  G03G9/08795 ,  G03G9/08797 ,  G03G9/0904 ,  G03G9/09783

摘要： To provide a black toner having excellent charging property and transferring property against a severe environmental change. The black toner includes toner particle containing at least a binder resin, carbon black and a releasing agent, wherein: the toner particles have a weight-average particle diameter of 3.5 to 8.0 μm; total amount of acid value and hydroxyl value of the toner is 30 to 75 mgKOH/g; average circularity of particles contained in the toner having circle-equivalent diameter of 2 μm or more is 0.915 to 0.960; loss tangent tan δ (103 to 104 Hz) of the toner is represented by the following expression: tan δ(103 to 104 Hz)≦0.0060 where the loss tangent tan δ is represented by ∈″/∈′ where ∈″ denotes dielectric loss factor and ∈′ denotes dielectric constant, and tan δ (103 to 104 Hz) denotes the loss tangent in a frequency range of 103 to 104 Hz; and a ratio of tan δ (105 Hz) to tan δ (5×104 Hz) is represented by the following expression: 1.05≦tan δ(105 Hz)/tan δ(5×104 Hz)≦1.40 where tan δ (105 Hz) denotes loss tangent at the frequency of 105 Hz and tan δ (5×104 Hz) denotes loss tangent at the frequency of 5×104 Hz.

摘要翻译： 为了提供具有优异的充电性能和转印性能的黑色调色剂，以防恶劣的环境变化。 黑色调色剂包括至少含有粘合剂树脂，炭黑和脱模剂的调色剂颗粒，其中：调色剂颗粒的重均粒径为3.5-8.0μm; 调色剂的酸值和羟值的总量为30〜75mgKOH / g; 圆当量直径为2μm以上的调色剂中所含的颗粒的平均圆形度为0.915〜0.960， 调色剂的损耗角正切tanδ（10 3至10 4 Hz）由以下表达式表示：<？in-line-formula description =“In-Line Formulas “end =”lead“？>tanδ（10 <3> <10> 4Hz）<= 0.0060 <？in-line-formula description =”In-line Formulas“ end =“tail”？>其中损耗正切tanδ由∈“/∈”表示，其中∈“表示介电损耗因子，∈'表示介电常数，tanδ（10 <3> 至10 4Hz）表示在10 3至10 4Hz的频率范围内的损耗角正切; 并且tanδ（10Hz）与tanδ（5×10 4 Hz）的比率由以下表达式表示：<？in-line-formula description =“ 在线公式“end =”lead“？> 1.05 <= TAN delta（10Hz）/tanδ（5×10 4 Hz）<= 1.40 < -line-formula description =“In-line Formulas”end =“tail”？>其中，tanδ（10Hz）表示频率为10 5的损耗角正切， Hz和tanδ（5×10 4 Hz）表示频率为5×10 4 Hz的损耗角正切。

公开(公告)号：US20060014095A1

公开(公告)日：2006-01-19

申请号：US11225169

申请日：2005-09-14

申请人： Nobuyoshi Sugahara ,  Takaaki Kohtaki ,  Yasuhiro Ichikawa ,  Tetsuya Ida ,  Kazuhiko Hayami ,  Nozomu Komatsu

发明人： Nobuyoshi Sugahara ,  Takaaki Kohtaki ,  Yasuhiro Ichikawa ,  Tetsuya Ida ,  Kazuhiko Hayami ,  Nozomu Komatsu

IPC分类号： G03G9/087 ,  G03G9/097

CPC分类号： G03G9/08755 ,  G03G9/0819 ,  G03G9/0821 ,  G03G9/0823 ,  G03G9/0827 ,  G03G9/08706 ,  G03G9/08708 ,  G03G9/08713 ,  G03G9/08715 ,  G03G9/08717 ,  G03G9/0872 ,  G03G9/08722 ,  G03G9/08724 ,  G03G9/08726 ,  G03G9/08728 ,  G03G9/08731 ,  G03G9/08733 ,  G03G9/08782 ,  G03G9/08795 ,  G03G9/08797 ,  G03G9/0904 ,  G03G9/09783

摘要： To provide a black toner having excellent charging property and transferring property against a severe environmental change. The black toner includes toner particle containing at least a binder resin, carbon black and a releasing agent, wherein: the toner particles have a weight-average particle diameter of 3.5 to 8.0 μm; total amount of acid value and hydroxyl value of the toner is 30 to 75 mgKOH/g; average circularity of particles contained in the toner having circle-equivalent diameter of 2 μm or more is 0.915 to 0.960; loss tangent tan δ (103 to 104 Hz) of the toner is represented by the following expression: tan δ (103 to 104 Hz)≦0.0060 where the loss tangent tan δ is represented by ε″/ε′ where ε″ denotes dielectric loss factor and ε′ denotes dielectric constant, and tan δ (103 to 104 Hz) denotes the loss tangent in a frequency range of 103 to 104 Hz; and a ratio of tan δ (105 Hz) to tan δ (5×104 Hz) is represented by the following expression: 1.05≦tan δ (105 Hz)/tan δ (5×104 Hz)≦1.40 where tan δ (105 Hz) denotes loss tangent at the frequency of 105 Hz and tan δ (5×104 Hz) denotes loss tangent at the frequency of 5×104 Hz.

摘要翻译： 为了提供具有优异的充电性能和转印性能的黑色调色剂，以防恶劣的环境变化。 黑色调色剂包括至少含有粘合剂树脂，炭黑和脱模剂的调色剂颗粒，其中：调色剂颗粒的重均粒径为3.5-8.0μm; 调色剂的酸值和羟值的总量为30〜75mgKOH / g; 圆当量直径为2μm以上的调色剂中所含的颗粒的平均圆形度为0.915〜0.960， 调色剂的损耗角正切tanδ（10 3至10 4 Hz）由以下表达式表示：<？in-line-formula description =“In-Line Formulas “end =”lead“？>tanδ（10 <3> <10> 4Hz）<= 0.0060 <？in-line-formula description =”In-line Formulas“ end =“tail”？>其中损耗正切tanδ由ε“/ epsilon表示，其中ε”表示介电损耗因子，ε“表示介电常数，tanδ（10 < 至10 4Hz）表示在10 3至10 4Hz的频率范围内的损耗角正切; 并且tanδ（10Hz）与tanδ（5×10 4 Hz）的比率由以下表达式表示：<？in-line-formula description =“ 在线公式“end =”lead“？> 1.05 <= TAN delta（10Hz）/tanδ（5×10 4 Hz）<= 1.40 < -line-formula description =“In-line Formulas”end =“tail”？>其中，tanδ（10Hz）表示频率为10 5的损耗角正切， Hz和tanδ（5×10 4 Hz）表示频率为5×10 4 Hz的损耗角正切。

公开(公告)号：US07288348B2

公开(公告)日：2007-10-30

申请号：US10936565

申请日：2004-09-09

申请人： Kazuhiko Hayami ,  Tetsuya Ida ,  Nozomu Komatsu ,  Yasuhiro Ichikawa ,  Akira Hashimoto ,  Hirohide Tanikawa ,  Takakuni Kobori ,  Takayuki Itakura ,  Hiroyuki Fujikawa ,  Koh Ishigami ,  Nobuyoshi Sugahara

发明人： Kazuhiko Hayami ,  Tetsuya Ida ,  Nozomu Komatsu ,  Yasuhiro Ichikawa ,  Akira Hashimoto ,  Hirohide Tanikawa ,  Takakuni Kobori ,  Takayuki Itakura ,  Hiroyuki Fujikawa ,  Koh Ishigami ,  Nobuyoshi Sugahara

IPC分类号： G03G9/08

CPC分类号： G03G9/0817 ,  G03G9/081 ,  G03G9/0819 ,  G03G9/0821 ,  G03G9/0825 ,  G03G9/0827 ,  G03G9/08704 ,  G03G9/08706 ,  G03G9/08755 ,  G03G9/08782 ,  G03G9/08795 ,  G03G9/08797 ,  G03G9/09708

摘要： In a color toner having toner particles which have toner base particles containing a binder resin, a colorant and a wax, and inorganic fine particles, (i) in the toner base particles, particles having a circle-equivalent diameter of 3.00 μm or more as measured with a flow type particle image analyzer have an average circularity of from 0.920 or more to less than 0.950, (ii) in the particles having a circle-equivalent diameter of 3.00 μm or more in the toner base particles, particles having a circularity of 0.960 or more are in a number frequency cumulative value of 40% or less; and (iii) in the particles having a circle-equivalent diameter of 3.00 μm or more in the toner base particles, particles having a circularity of 0.920 or less are in a number frequency cumulative value of 30% or less. Also disclosed is a full-color image forming method making use of the toner.

摘要翻译： 在具有调色剂颗粒的彩色调色剂中，所述调色剂颗粒具有包含粘合剂树脂，着色剂和蜡的调色剂颗粒和无机细颗粒，（i）在调色剂基础颗粒中，圆当量直径为3.00μm或更大的颗粒为 用流动型粒子图像分析仪测定的平均圆形度为0.920以上且小于0.950μm，（ii）在调色剂母粒中的圆当量直径为3.00μm以上的粒子中，圆形度为 0.960以上的频率累积值在40％以下; 和（iii）在调色剂基础颗粒中的圆当量直径为3.00μm以上的颗粒中，圆形度为0.920以下的颗粒的数量频率累积值为30％以下。 还公开了利用调色剂的全色图像形成方法。

公开(公告)号：US20050079429A1

公开(公告)日：2005-04-14

申请号：US10936565

申请日：2004-09-09

申请人： Kazuhiko Hayami ,  Tetsuya Ida ,  Nozomu Komatsu ,  Yasuhiro Ichikawa ,  Akira Hashimoto ,  Hirohide Tanikawa ,  Takakuni Kobori ,  Takayuki Itakura ,  Hiroyuki Fujikawa ,  Koh Ishigami ,  Nobuyoshi Sugahara

发明人： Kazuhiko Hayami ,  Tetsuya Ida ,  Nozomu Komatsu ,  Yasuhiro Ichikawa ,  Akira Hashimoto ,  Hirohide Tanikawa ,  Takakuni Kobori ,  Takayuki Itakura ,  Hiroyuki Fujikawa ,  Koh Ishigami ,  Nobuyoshi Sugahara

IPC分类号： G01Q30/10 ,  G03G9/08 ,  G03G9/087 ,  G03G9/097 ,  G03G13/00 ,  G03G13/01 ,  G03G15/01

CPC分类号： G03G9/0817 ,  G03G9/081 ,  G03G9/0819 ,  G03G9/0821 ,  G03G9/0825 ,  G03G9/0827 ,  G03G9/08704 ,  G03G9/08706 ,  G03G9/08755 ,  G03G9/08782 ,  G03G9/08795 ,  G03G9/08797 ,  G03G9/09708

摘要： In a color toner having toner particles which have toner base particles containing a binder resin, a colorant and a wax, and inorganic fine particles, (i) in the toner base particles, particles having a circle-equivalent diameter of 3.00 μm or more as measured with a flow type particle image analyzer have an average circularity of from 0.920 or more to less than 0.950, (ii) in the particles having a circle-equivalent diameter of 3.00 μm or more in the toner base particles, particles having a circularity of 0.960 or more are in a number frequency cumulative value of 40% or less; and (iii) in the particles having a circle-equivalent diameter of 3.00 μm or more in the toner base particles, particles having a circularity of 0.920 or less are in a number frequency cumulative value of 30% or less. Also disclosed is a full-color image forming method making use of the toner.

摘要翻译： 在具有调色剂颗粒的彩色调色剂中，所述调色剂颗粒具有包含粘合剂树脂，着色剂和蜡的调色剂颗粒和无机细颗粒，（i）在调色剂基础颗粒中，圆当量直径为3.00μm或更大的颗粒为 用流动型粒子图像分析仪测定的平均圆形度为0.920以上且小于0.950μm，（ii）在调色剂母粒中的圆当量直径为3.00μm以上的粒子中，圆形度为 0.960以上的频率累积值在40％以下; 和（iii）在调色剂基础颗粒中的圆当量直径为3.00μm以上的颗粒中，圆形度为0.920以下的颗粒的数量频率累积值为30％以下。 还公开了利用调色剂的全色图像形成方法。

公开(公告)号：US07112395B2

公开(公告)日：2006-09-26

申请号：US10792712

申请日：2004-03-05

申请人： Tetsuya Ida ,  Yasuhiro Ichikawa ,  Hirohide Tanikawa ,  Nozomu Komatsu

发明人： Tetsuya Ida ,  Yasuhiro Ichikawa ,  Hirohide Tanikawa ,  Nozomu Komatsu

IPC分类号： G03G9/087

CPC分类号： G03G9/08702 ,  G03G9/0819 ,  G03G9/0821 ,  G03G9/0827 ,  G03G9/08755

摘要： To provide a color toner which is effective in mitigating contamination of a charging member, which is good at low temperature fixing in high-speed copying, and which is excellent in blocking resistance and electrification stability in continuous copying. Provided is a color toner containing at least a binder resin, a colorant, and a releasing agent, in which: (i) the binder resin contains at least a polyester unit; (ii) a weight average particle diameter of the color toner is greater than 6.5 μm and equal to or less than 11 μm; (iii) an average circularity A of particles in the color toner each having a circle-equivalent diameter of 3 μm or more satisfies the relationship of 0.915≦A≦0.960; (iv) a permeability B (%) of the color toner in a 45 vol % aqueous solution of methanol satisfies the relationship of 10≦B≦70; and (v) an endothermic curve obtained through differential thermal analysis (DSC) measurement of the color toner has one or multiple endothermic peaks in the temperature range of 30 to 200° C., and a temperature Tsc of the highest endothermic peak of the one or multiple endothermic peaks satisfies the relationship of 65° C.

摘要翻译： 提供一种有效地减轻高速复印中低温定影良好的充电部件的污染的彩色调色剂，并且在连续复印中的耐粘连性和带电稳定性优异。 提供了至少含有粘合剂树脂，着色剂和脱模剂的彩色调色剂，其中：（i）粘合剂树脂至少含有聚酯单元; （ii）彩色调色剂的重均粒径大于6.5μm且等于或小于11μm; （iii）各自具有3当量圆直径为3μm以上的彩色调色剂中的平均圆形度A满足0.915≤A<= 0.960的关系; （iv）在45体积％的甲醇水溶液中的彩色调色剂的渗透率B（％）满足10≤B≤70的关系; 和（v）通过彩色调色剂的差示热分析（DSC）测量获得的吸热曲线在30至200℃的温度范围内具有一个或多个吸热峰，并且一个最高吸热峰的温度Tsc 或多个吸热峰满足65℃的关系。

公开(公告)号：US20060113404A1

公开(公告)日：2006-06-01

申请号：US11288718

申请日：2005-11-28

申请人： Masaaki Sato ,  Yasuhiro Ichikawa ,  Toshiyuki Tsukamoto ,  Masaru Sakai

发明人： Masaaki Sato ,  Yasuhiro Ichikawa ,  Toshiyuki Tsukamoto ,  Masaru Sakai

IPC分类号： B05B1/10

CPC分类号： B60S1/528

摘要： In a cleaning device for a vehicle lamp for jetting a cleaning liquid to a front surface of a vehicle lamp by a piston and a cylinder, the piston is urged in the direction in which it is retracted into the cylinder by a tensile spring arranged between the piston and the cylinder and passing through the inside of the piston.

摘要翻译： 在用于通过活塞和气缸将清洁液体喷射到车辆灯的前表面的车辆用灯具的清洁装置中，活塞通过布置在 活塞和气缸并穿过活塞内部。

公开(公告)号：US6146801A

公开(公告)日：2000-11-14

申请号：US407294

申请日：1999-09-29

申请人： Yasuhiro Ichikawa ,  Tetsuya Ida

发明人： Yasuhiro Ichikawa ,  Tetsuya Ida

IPC分类号： G03G9/08 ,  G03G9/10 ,  G03G9/113

CPC分类号： G03G9/10 ,  G03G9/113 ,  G03G9/1136

摘要： A resin-coated carrier for two component type developers, with carrier particles having a carrier core material and a coat layer which covers the surface of the carrier core material. The resin-coated carrier has a 50% particle diameter C (D.sub.50) from 25 .mu.m to 70 .mu.m, contains carrier particles smaller than 22 .mu.m in particle diameter in an amount from 0.1% by number to 20% by number and contains carrier particles of 62 .mu.m or larger in particle diameter in an amount from 2% by number to 35% by number. The carrier core material has a BET specific surface area SW1 where the coat layer has been removed and the resin-coated carrier has a BET specific surface area SW2. The SW1 and SW2 satisfy the following expression (I), and the resin-coated carrier satisfies a shape factor SF-1 of the following expression (II) and a shape factor SF-2 of the following expression (III):80.ltoreq.SW1-SW2.ltoreq.650(cm.sup.2 /g) (I)110.ltoreq.SF-1.ltoreq.160 (II)105.ltoreq.SF-2.ltoreq.150 (III)

摘要翻译： 用于双组分型显影剂的树脂涂布载体，载体颗粒具有载体芯材料和覆盖载体芯材表面的涂层。 树脂被覆载体具有25μm至70μm的50％粒径C（D50），其粒径小于22μm的载体颗粒，其数量为0.1％至20％，并且含有 粒径为62μm或更大的载体颗粒的数量为2％至35％。 载体芯材料具有BET比表面积SW1，其中涂层被去除并且树脂涂覆的载体具有BET比表面积SW2。 SW1和SW2满足下面的表达式（I），并且树脂涂覆的载体满足以下表达式（II）的形状因子SF-1和以下表达式（III）的形状因子SF-2： = SW1-SW2