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1. 发明申请

US20050112489A1 Magnetic carrier and two-component developer 有权
标题翻译：磁性载体和双组分显影剂
公开(公告)号：US20050112489A1
公开(公告)日：2005-05-26
申请号：US10988687
申请日：2004-11-16
申请人： Hiroyuki Fujikawa , Takayuki Itakura , Takakuni Kobori , Koh Ishigami , Nobuyoshi Sugahara , Yoshinobu Baba , Hirohide Tanikawa
发明人： Hiroyuki Fujikawa , Takayuki Itakura , Takakuni Kobori , Koh Ishigami , Nobuyoshi Sugahara , Yoshinobu Baba , Hirohide Tanikawa
IPC分类号： G03G9/08 , G03G9/087 , G03G9/097 , G03G9/113
CPC分类号： G03G9/081 , G03G9/0804 , G03G9/0815 , G03G9/08722 , G03G9/08775 , G03G9/08777 , G03G9/08795 , G03G9/08797 , G03G9/09708
摘要： A magnetic carrier composed of carrier particles is provided in which each carrier particle has a carrier core including magnetic fine particles and a binder resin with the carrier core surface being coated with a coat material containing a coat resin. In the magnetic carrier, Fatom/Catom and (Fatom/Catom)/(Fcalc/Ccalc) are respectively in specific ranges, wherein Fatom and Catom represent respectively a fluorine element abundance ratio and a carbon element abundance ratio at the magnetic carrier particle surface, and Fcalc and Ccalc represent respectively a fluorine element abundance ratio and a carbon element abundance ratio which are calculable from the molecular structure of the coat resin. In addition, a two-component developer is provoded including the magnetic carrier and a toner having a specific contact angle against water.
摘要翻译：提供由载体颗粒构成的磁性载体，其中每个载体颗粒具有包含磁性细颗粒的载体芯和粘合剂树脂，载体芯表面涂覆有包含涂层树脂的涂层材料。在磁性载体中，Fatom / Catom和（Fatom / Catom）/（Fcalc / Ccalc）分别在特定范围内，其中Fatom和Catom分别代表磁性载体颗粒表面的氟元素丰度比和碳元素丰度比， Fcalc和Ccalc分别表示可从涂层树脂的分子结构计算的氟元素丰度比和碳元素丰度比。此外，双组分显影剂被编织，包括磁性载体和具有与水的特定接触角的调色剂。

2. 发明授权

US07279262B2 Magnetic carrier and two-component developer 有权
标题翻译：磁性载体和双组分显影剂
公开(公告)号：US07279262B2
公开(公告)日：2007-10-09
申请号：US10988687
申请日：2004-11-16
申请人： Hiroyuki Fujikawa , Takayuki Itakura , Takakuni Kobori , Koh Ishigami , Nobuyoshi Sugahara , Yoshinobu Baba , Hirohide Tanikawa
发明人： Hiroyuki Fujikawa , Takayuki Itakura , Takakuni Kobori , Koh Ishigami , Nobuyoshi Sugahara , Yoshinobu Baba , Hirohide Tanikawa
IPC分类号： G03G9/113
CPC分类号： G03G9/081 , G03G9/0804 , G03G9/0815 , G03G9/08722 , G03G9/08775 , G03G9/08777 , G03G9/08795 , G03G9/08797 , G03G9/09708
摘要： A magnetic carrier composed of carrier particles is provided in which each carrier particle has a carrier core including magnetic fine particles and a binder resin with the carrier core surface being coated with a coat material containing a coat resin. In the magnetic carrier, Fatom/Catom and (Fatom/Catom)/(Fcalc/Ccalc) are respectively in specific ranges, wherein Fatom and Catom represent respectively a fluorine element abundance ratio and a carbon element abundance ratio at the magnetic carrier particle surface, and Fcalc and Ccalc represent respectively a fluorine element abundance ratio and a carbon element abundance ratio which are calculable from the molecular structure of the coat resin.In addition, a two-component developer is provoded including the magnetic carrier and a toner having a specific contact angle against water.
摘要翻译：提供由载体颗粒构成的磁性载体，其中每个载体颗粒具有包含磁性细颗粒的载体芯和粘合剂树脂，载体芯表面涂覆有包含涂层树脂的涂层材料。在磁性载体中，Fatom / Catom和（Fatom / Catom）/（Fcalc / Ccalc）分别在特定范围内，其中Fatom和Catom分别代表磁性载体颗粒表面的氟元素丰度比和碳元素丰度比， Fcalc和Ccalc分别表示可从涂层树脂的分子结构计算的氟元素丰度比和碳元素丰度比。此外，双组分显影剂被编织，包括磁性载体和具有与水的特定接触角的调色剂。

3. 发明申请

US20050106489A1 Image forming apparatus and image forming method 审中-公开
标题翻译：图像形成装置及图像形成方法
公开(公告)号：US20050106489A1
公开(公告)日：2005-05-19
申请号：US10988773
申请日：2004-11-16
申请人： Nobuyoshi Sugahara , Takayuki Itakura , Koh Ishigami , Hiroyuki Fujikawa , Takakuni Kobori , Hirohide Tanikawa
发明人： Nobuyoshi Sugahara , Takayuki Itakura , Koh Ishigami , Hiroyuki Fujikawa , Takakuni Kobori , Hirohide Tanikawa
IPC分类号： G03G5/05 , G03G5/147 , G03G9/08 , G03G13/08 , G03G15/08
CPC分类号： G03G13/08 , G03G5/0542 , G03G5/0546 , G03G5/0589 , G03G5/0592 , G03G5/0596 , G03G5/1473 , G03G5/14734 , G03G5/14786 , G03G5/14791 , G03G5/14795 , G03G9/0819 , G03G9/0821 , G03G9/0827
摘要： An image forming apparatus includes an electrophotographic photosensitive member and a toner. The photosensitive member has a universal hardness of 1.5×108 to 2.3×108 N/m2, the hardness being measured in an environment of 25° C. with a humidity of 50% using a Vickers diamond indenter having a quadrangular pyramid shape with a maximum load of 6 mN, and has an elastic deformation ratio of 46% to 65%. The toner has a weight average particle diameter of 4.0 to 8.0 μm, the average circularity of the toner having an equivalent circle diameter of at least 2 μm is 0.915 to 0.950, the toner has a storage modulus at 80° C. of 1×105 to 1×108 Pa, and a ratio of a loss modulus G″ of the toner to the storage modulus G′ of the toner (G″/G′=tan δ) is equal to 1 at a temperature in the range of 60° C. to 72° C.
摘要翻译：图像形成装置包括电子照相感光构件和调色剂。感光构件的通用硬度为1.5×10 8至2.3×10 8 N / m 2，其硬度在25度的环境中测量使用具有最大负载6mN的四角锥形的维氏金刚石压头，湿度为50％，具有46％至65％的弹性变形率。调色剂的重均粒径为4.0〜8.0μm，当量圆直径为2μm以上的调色剂的平均圆形度为0.915〜0.950，调色剂在80℃下的储能模量为1×10 9 > 5至1×10 8 Pa，调色剂的损耗模量G“与调色剂的储能模量G'的比率（G”/ G'=tanδ ）在60℃至72℃的温度下等于1。

4. 发明授权

US07288348B2 Color toner 有权
标题翻译：彩色墨粉
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。

5. 发明申请

US20050079429A1 Color toner 有权
标题翻译：彩色墨粉
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。

6. 发明申请

US20080026313A1 IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD 审中-公开
标题翻译：图像形成装置和图像形成方法
公开(公告)号：US20080026313A1
公开(公告)日：2008-01-31
申请号：US11865530
申请日：2007-10-01
申请人： Nobuyoshi Sugahara , Takayuki Itakura , Koh Ishigami , Hiroyuki Fujikawa , Takakuni Kobori , Hirohide Tanikawa
发明人： Nobuyoshi Sugahara , Takayuki Itakura , Koh Ishigami , Hiroyuki Fujikawa , Takakuni Kobori , Hirohide Tanikawa
IPC分类号： G03G13/16
CPC分类号： G03G13/08 , G03G5/0542 , G03G5/0546 , G03G5/0589 , G03G5/0592 , G03G5/0596 , G03G5/1473 , G03G5/14734 , G03G5/14786 , G03G5/14791 , G03G5/14795 , G03G9/0819 , G03G9/0821 , G03G9/0827
摘要： An image forming apparatus includes an electrophotographic photosensitive member and a toner. The photosensitive member has a universal hardness of 1.5×108 to 2.3×108 N/m2, the hardness being measured in an environment of 25° C. with a humidity of 50% using a Vickers diamond indenter having a quadrangular pyramid shape with a maximum load of 6 mN, and has an elastic deformation ratio of 46% to 65%. The toner has a weight average particle diameter of 4.0 to 8.0 μm, the average circularity of the toner having an equivalent circle diameter of at least 2 μm is 0.915 to 0.950, the toner has a storage modulus at 80° C. of 1×105 to 1×108 Pa, and a ratio of a loss modulus G″ of the toner to the storage modulus G′ of the toner (G″/G′=tan δ) is equal to 1 at a temperature in the range of 60° C. to 72° C.
摘要翻译：图像形成装置包括电子照相感光构件和调色剂。感光构件的通用硬度为1.5×10 8至2.3×10 8 N / m 2，其硬度在25度的环境中测量使用具有最大负载6mN的四角锥形的维氏金刚石压头，湿度为50％，具有46％至65％的弹性变形率。调色剂的重均粒径为4.0〜8.0μm，当量圆直径为2μm以上的调色剂的平均圆形度为0.915〜0.950，调色剂在80℃下的储能模量为1×10 9 > 5至1×10 8 Pa，调色剂的损耗模量G“与调色剂的储能模量G'的比率（G”/ G'=tanδ ）在60℃至72℃的温度下等于1。

7. 发明授权

US07396626B2 Toner 有权
标题翻译：爽肤水
公开(公告)号：US07396626B2
公开(公告)日：2008-07-08
申请号：US11225064
申请日：2005-09-14
申请人： Hiroyuki Fujikawa , Nobuyoshi Sugahara , Takayuki Itakura , Naoki Okamoto , Koh Ishigami , Yoshinobu Baba , Hirohide Tanikawa
发明人： Hiroyuki Fujikawa , Nobuyoshi Sugahara , Takayuki Itakura , Naoki Okamoto , Koh Ishigami , Yoshinobu Baba , Hirohide Tanikawa
IPC分类号： G03G9/087
CPC分类号： G03G9/08755 , G03G9/08797 , G03G9/09708 , G03G9/09725
摘要： The present invention provides a toner improved in dispersibility of a colorant in the toner particles and excellent in the color reproducibility including color mixability and transparency. The toner is also excellent in the stability in long-term of the chargeability and capable of forming images maintaining high image quality. The present invention provides a toner for forming a full-color image which includes at least toner particles containing a binder resin, a colorant and a wax, and inorganic fine particles, wherein the binder resin comprises a resin having polyester units which is synthesized by use of an aromatic carboxylic acid titanium compound as a catalyst, and the inorganic fine particles comprise fine titanium oxide particles.
摘要翻译：本发明提供一种改善着色剂在调色剂颗粒中的分散性的调色剂，并且颜色再现性优异，包括颜色混合性和透明度。调色剂在充电性的长期稳定性方面也是优异的，并且能够形成保持高图像质量的图像。本发明提供一种用于形成全色图像的调色剂，其至少包括含有粘合剂树脂，着色剂和蜡的调色剂颗粒和无机细颗粒，其中粘合剂树脂包括通过使用合成的具有聚酯单元的树脂的芳族羧酸钛化合物作为催化剂，无机细颗粒包含细小的氧化钛颗粒。

8. 发明申请

US20060008723A1 Toner 有权
标题翻译：爽肤水
公开(公告)号：US20060008723A1
公开(公告)日：2006-01-12
申请号：US11225064
申请日：2005-09-14
申请人： Hiroyuki Fujikawa , Nobuyoshi Sugahara , Takayuki Itakura , Naoki Okamoto , Koh Ishigami , Yoshinobu Baba , Hirohide Tanikawa
发明人： Hiroyuki Fujikawa , Nobuyoshi Sugahara , Takayuki Itakura , Naoki Okamoto , Koh Ishigami , Yoshinobu Baba , Hirohide Tanikawa
IPC分类号： G03G9/087
CPC分类号： G03G9/08755 , G03G9/08797 , G03G9/09708 , G03G9/09725
摘要： The present invention provides a toner improved in dispersibility of a colorant in the toner particles and excellent in the color reproducibility including color mixability and transparency. The toner is also excellent in the stability in long-term of the chargeability and capable of forming images maintaining high image quality. The present invention provides a toner for forming a full-color image which includes at least toner particles containing a binder resin, a colorant and a wax, and inorganic fine particles, wherein the binder resin comprises a resin having polyester units which is synthesized by use of an aromatic carboxylic acid titanium compound as a catalyst, and the inorganic fine particles comprise fine titanium oxide particles.
摘要翻译：本发明提供一种改善着色剂在调色剂颗粒中的分散性的调色剂，并且颜色再现性优异，包括颜色混合性和透明度。调色剂在充电性的长期稳定性方面也是优异的，并且能够形成保持高图像质量的图像。本发明提供一种用于形成全色图像的调色剂，其至少包括含有粘合剂树脂，着色剂和蜡的调色剂颗粒和无机细颗粒，其中粘合剂树脂包括通过使用合成的具有聚酯单元的树脂的芳族羧酸钛化合物作为催化剂，无机细颗粒包含细小的氧化钛颗粒。

9. 发明申请

US20050244737A1 Image forming method and iamge forming apparatus 有权
标题翻译：图像形成方法和成像装置
公开(公告)号：US20050244737A1
公开(公告)日：2005-11-03
申请号：US11114058
申请日：2005-04-26
申请人： Yoshinobu Baba , Hiroyuki Fujikawa , Nobuyoshi Sugahara , Koh Ishigami , Naoki Okamoto , Takayuki Itakura
发明人： Yoshinobu Baba , Hiroyuki Fujikawa , Nobuyoshi Sugahara , Koh Ishigami , Naoki Okamoto , Takayuki Itakura
IPC分类号： G03G15/08 , G03G15/09
CPC分类号： G03G15/09 , G03G2215/00957
摘要： An image forming method and an image forming apparatus are disclosed in which an electrostatic latent image is formed on a photosensitive member surface by using a two-component developer including a toner and carrier. The photosensitive member surface has a specific modulus of elastic deformation and includes a charge transport layer with a specific thickness. The toner has a specific weight-average particle diameter. The carrier has a specific volume-average particle diameter and a specific circularity, and contains 20% by number or less of particles having a value of “average circularity−2 σ” where σ is standard deviation of carrier circularity.
摘要翻译：公开了一种图像形成方法和图像形成装置，其中通过使用包括调色剂和载体的双组分显影剂在感光构件表面上形成静电潜像。感光构件表面具有比弹性变形模量，并且包括具有特定厚度的电荷输送层。调色剂具有特定的重均粒径。载体具有比体积平均粒径和特定的圆形度，并且包含20个数量或更少的具有“平均圆形度2西格玛”值的颗粒，其中σ是载体圆度的标准偏差。

10. 发明申请

US20060251451A1 Fixing method and fixing device 有权
标题翻译：固定方法和固定装置
公开(公告)号：US20060251451A1
公开(公告)日：2006-11-09
申请号：US10540562
申请日：2005-04-26
申请人： Koh Ishigami , Hiroyuki Fujikawa , Nobuyoshi Sugahara , Naoki Okamoto , Yoshinobu Baba , Takayuki Itakura
发明人： Koh Ishigami , Hiroyuki Fujikawa , Nobuyoshi Sugahara , Naoki Okamoto , Yoshinobu Baba , Takayuki Itakura
IPC分类号： G03G15/20
CPC分类号： G03G15/20 , G03G9/0821 , G03G15/2021 , G03G15/2039 , G03G2215/00772 , G03G2215/2006
摘要： To provide a fixing method and a fixing device with each of which an image which has high gloss that is uniform irrespective of a toner mounting amount on a recording medium can be obtained at a relatively high recording medium conveying speed. A fixing method and a fixing device in which an unfixed toner image formed on a recording medium is heat-pressure-fixed by using a fixing unit, are characterized in that: the unfixed toner image is fixed when the recording medium passes through at least 2 fixing units arranged in series in a conveying direction of the recording medium; a toner for forming the unfixed toner image is a toner containing a release agent; and the following formulas (1) and (2) are satisfied when a maximum temperature on the recording medium when the recording medium passes through a first fixing unit is denoted by T1, a maximum temperature on the recording medium when the recording medium passes through a second fixing unit is denoted by T2, a minimum temperature on the recording medium during a time period commencing on ejection of the recording medium from the first fixing unit and ending on entry of the recording medium into the second fixing unit is denoted by t, a flow tester softening temperature of the toner is denoted by Ts, and a flow starting temperature of the toner is denoted by Tfb. T1>Tfb formula (1) T2>t>Ts formula (2)
摘要翻译：为了提供一种定影方法和定影装置，可以以相对较高的记录介质传送速度获得各自具有与记录介质上的调色剂安装量无关的高光泽度均匀的图像的定影方法和定影装置。其中通过使用定影单元热压固定在记录介质上形成的未定影调色剂图像的定影方法和定影装置的特征在于：当记录介质通过至少2个时，未定影的调色剂图像是固定的在记录介质的传送方向上串联布置的固定单元; 用于形成未定影调色剂图像的调色剂是含有脱模剂的调色剂; 当记录介质通过第一定影单元时记录介质上的最高温度由记录介质通过的记录介质的最高温度T1表示时，满足下式（1）和（2）第二定影单元由T2表示，在从第一定影单元喷射记录介质并且在记录介质进入第二定影单元之后结束的时间段期间，记录介质上的最小温度由t表示，a 调色剂的流量计软化温度由Ts表示，调色剂的流动开始温度由Tfb表示。 <？in-line-formula description =“In-line Formulas”end =“lead”？> T1> Tfb formula（1）<？in-line-formula description =“In-line Formulas”end =“tail”？ > <？in-line-formula description =“In-line Formulas”end =“lead”？> T2> t> Ts formula（2）<？in-line-formula description =“In-line Formulas”end =“ 尾巴“？>

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