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11. 发明申请

US20140113228A1 TONER, TWO-COMPONENT DEVELOPER, AND IMAGE FORMING METHOD 审中-公开
标题翻译：调色剂，双组分显影剂和图像形成方法
公开(公告)号：US20140113228A1
公开(公告)日：2014-04-24
申请号：US14124985
申请日：2012-05-30
申请人： Yoshiaki Shiotari , Kosuke Fukudome , Nozomu Komatsu , Kunihiko Nakamura , Kentaro Kamae , Hiroyuki Fujikawa , Koh Ishigami , Takayuki Itakura
发明人： Yoshiaki Shiotari , Kosuke Fukudome , Nozomu Komatsu , Kunihiko Nakamura , Kentaro Kamae , Hiroyuki Fujikawa , Koh Ishigami , Takayuki Itakura
IPC分类号： G03G9/08 , G03G13/095
CPC分类号： G03G9/0819 , G03G9/0804 , G03G9/0806 , G03G9/0808 , G03G9/081 , G03G9/0815 , G03G9/0817 , G03G9/0821 , G03G9/0827 , G03G9/08755 , G03G9/09708 , G03G13/095
摘要： A toner has a weight-average particle diameter (D4) of 3.0 μm or more and 8.0 μm or less, wherein the average circularity analyzed by dividing particles of the toner having an equivalent circle diameter of 1.98 μm or more and less than 200.00 μm into 800 in a range of a circularity of 0.200 or more and 1.000 or less is 0.960 or more and 0.985 or less, the proportion of particles A having a circularity of 0.990 or more and 1.000 or less is 25.0% or less on a basis of the number of particles, and the ratio of particles B having an equivalent circle diameter of 0.50 μm or more and less than 1.98 μm to the total particles having an equivalent circle diameter of 0.50 μm or more and less than 200.00 μm is 10.0% or less on a basis of the number of particles.
摘要翻译：调色剂的重均粒径（D4）为3.0μm以上至8.0μm以下，其中通过将当量圆直径为1.98μm以上且小于200.00μm的调色剂的颗粒分割成平均圆形度，形成 800的圆形度为0.200以上且1.000以下，为0.960以上且0.985以下，圆形度为0.990以上且1.000以下的粒子A的比例为25.0％以下，基于粒子数，当量圆直径为0.50μm以上且小于1.98μm的粒子B与当量圆直径为0.50μm以上且小于200.00μm的总粒子的比率为10.0％以下，相对于颗粒数的基础。

12. 发明申请

US20130171556A1 TONER 有权
标题翻译：托尼
公开(公告)号：US20130171556A1
公开(公告)日：2013-07-04
申请号：US13822613
申请日：2011-09-15
申请人： Hiroyuki Fujikawa , Kunihiko Nakamura , Nozomu Komatsu , Yoshiaki Shiotari , Koh Ishigami , Kentaro Kamae , Takayuki Itakura
发明人： Hiroyuki Fujikawa , Kunihiko Nakamura , Nozomu Komatsu , Yoshiaki Shiotari , Koh Ishigami , Kentaro Kamae , Takayuki Itakura
IPC分类号： G03G9/087
CPC分类号： G03G9/08755 , G03G9/081 , G03G9/0821 , G03G9/08782 , G03G9/08795 , G03G9/08797
摘要： An object of the present invention is to improve resistance to wraparound during fixing while achieving both low-temperature fixability and resistance to hot offset. A further object is to suppress image density variations and fogging in white background regions during use at high print coverage rate at high temperature and high humidity. A toner containing inorganic fine particles and toner particles containing a binder resin and a wax being provided, the toner being characterized in that the binder resin contains a polyester resin A obtained by condensation polymerization of a polyvalent carboxylic acid and an alcohol component mainly containing an aromatic diol and a polyester resin B obtained by condensation polymerization of a polyvalent carboxylic acid and an alcohol component mainly containing an aliphatic diol, and in that the degree of segregation of the wax in the toner depth direction from the toner surface toward the toner center is controlled.
摘要翻译：本发明的目的在于提高耐固化性能，同时实现低温定影性和耐热偏移性。另一个目的是在高温和高湿度的高打印覆盖率的使用期间抑制白色背景区域中的图像浓度变化和起雾。含有无机细颗粒的调色剂和含有粘合剂树脂和蜡的调色剂颗粒，调色剂的特征在于粘合剂树脂含有通过多元羧酸和主要含有芳香族的醇组分的缩聚获得的聚酯树脂A 二醇和通过多元羧酸和主要含有脂肪族二醇的醇成分的缩聚获得的聚酯树脂B，并且控制蜡在调色剂深度方向上从调色剂表面向调色剂中心偏析的程度被控制。

13. 发明授权

US08986914B2 Toner 有权
标题翻译：爽肤水
公开(公告)号：US08986914B2
公开(公告)日：2015-03-24
申请号：US13822613
申请日：2011-09-15
申请人： Hiroyuki Fujikawa , Kunihiko Nakamura , Nozomu Komatsu , Yoshiaki Shiotari , Koh Ishigami , Kentaro Kamae , Takayuki Itakura
发明人： Hiroyuki Fujikawa , Kunihiko Nakamura , Nozomu Komatsu , Yoshiaki Shiotari , Koh Ishigami , Kentaro Kamae , Takayuki Itakura
IPC分类号： G03G9/08 , G03G9/087
CPC分类号： G03G9/08755 , G03G9/081 , G03G9/0821 , G03G9/08782 , G03G9/08795 , G03G9/08797
摘要： An object of the present invention is to improve resistance to wraparound during fixing while achieving both low-temperature fixability and resistance to hot offset. A further object is to suppress image density variations and fogging in white background regions during use at high print coverage rate at high temperature and high humidity. A toner containing inorganic fine particles and toner particles containing a binder resin and a wax being provided, the toner being characterized in that the binder resin contains a polyester resin A obtained by condensation polymerization of a polyvalent carboxylic acid and an alcohol component mainly containing an aromatic diol and a polyester resin B obtained by condensation polymerization of a polyvalent carboxylic acid and an alcohol component mainly containing an aliphatic diol, and in that the degree of segregation of the wax in the toner depth direction from the toner surface toward the toner center is controlled.
摘要翻译：本发明的目的在于提高耐固化性能，同时实现低温定影性和耐热偏移性。另一个目的是在高温和高湿度的高打印覆盖率的使用期间抑制白色背景区域中的图像浓度变化和起雾。含有无机细颗粒的调色剂和含有粘合剂树脂和蜡的调色剂颗粒，调色剂的特征在于粘合剂树脂含有通过多元羧酸和主要含有芳香族的醇组分的缩聚获得的聚酯树脂A 二醇和通过多元羧酸和主要含有脂肪族二醇的醇成分的缩聚获得的聚酯树脂B，并且控制蜡在调色剂深度方向上从调色剂表面向调色剂中心偏析的程度被控制。

14. 发明授权

US08455167B2 Toner, binary developer, and image forming method 有权
标题翻译：调色剂，二元显影剂和成像方法
公开(公告)号：US08455167B2
公开(公告)日：2013-06-04
申请号：US12965677
申请日：2010-12-10
申请人： Yoshiaki Shiotari , Kosuke Fukudome , Nozomu Komatsu , Kunihiko Nakamura , Kentaro Kamae , Hiroyuki Fujikawa , Koh Ishigami , Takayuki Itakura , Hironori Minagawa
发明人： Yoshiaki Shiotari , Kosuke Fukudome , Nozomu Komatsu , Kunihiko Nakamura , Kentaro Kamae , Hiroyuki Fujikawa , Koh Ishigami , Takayuki Itakura , Hironori Minagawa
IPC分类号： G03G9/08
CPC分类号： G03G9/0819 , G03G9/0815 , G03G9/0817 , G03G9/0821 , G03G9/0827
摘要： It is an object of the present invention to provide a toner having the transfer efficiency and the cleanability in combination, exhibiting excellent stress resistance, and ensuring the low-temperature fixing.A toner characterized in that the average circularity of the above-described toner is 0.960 or more, and 0.985 or less, where the average circularity is analyzed by dividing particles having a circle equivalent diameter of 1.98 μm or more, and 200.00 μm or less, the number A of toners having a circularity of 0.990 or more, and 1.000 or less is 25.0 percent by the number or less, and the percentage of the number of particles B having a circle equivalent diameter of 0.50 μm or more, and 1.98 μm or less relative to the total particles of 0.50 μm or more, and 200.00 μm or less is 10.0 percent by the number or less.
摘要翻译：本发明的目的是提供具有转印效率和可清洁性的组合的显影优异的耐压性和确保低温定影的调色剂。一种调色剂，其特征在于，上述调色剂的平均圆形度为0.960以上且0.985以下，通过将圆当量直径为1.98μm以上且200.00μm以下的颗粒除以平均圆形度，圆形度为0.990以上，1.000以下的调色剂的A号为25.0以下，圆当量直径为0.50μm以上的粒子B的数量为1.98μm，或者相对于0.50μm以上的总颗粒较少，并且200.00μm或更小的数量为10.0％以下。

15. 发明申请

US20090246675A1 TWO-COMPONENT DEVELOPER, REPLENISHING DEVELOPER, AND IMAGE-FORMING METHOD USING THE DEVELOPERS 审中-公开
标题翻译：双组分开发商，代理开发商和使用开发者的图像形成方法
公开(公告)号：US20090246675A1
公开(公告)日：2009-10-01
申请号：US12394839
申请日：2009-02-27
申请人： Kunihiko Nakamura , Hiroyuki Fujikawa , Nozomu Komatsu , Yoshinobu Baba , Takayuki Itakura
发明人： Kunihiko Nakamura , Hiroyuki Fujikawa , Nozomu Komatsu , Yoshinobu Baba , Takayuki Itakura
IPC分类号： G03G9/083 , G03G13/20
CPC分类号： G03G9/0821 , G03G9/087 , G03G9/08782 , G03G9/10 , G03G9/107 , G03G9/1075 , G03G9/113 , G03G13/09
摘要： An object of the present invention is to suppress the adhesion of a carrier to an image bearing member and the generation of a flaw in the surface layer of the image bearing member, and to improve the dot reproducibility of an electrostatic latent image, and so on. The object is achieved by a two-component developer containing a magnetic carrier, which contains resin-containing magnetic particles, in which the packed bulk density ρ1 is 0.80 to 2.40 and ρ1/ρ2 (ρ2 represents true density) is 0.20 to 0.42 of the porous magnetic core particles, and a specific resistance of the porous magnetic core particles, an average breaking strength of the magnetic carrier and a toner surface tension constant in a 45-vol % aqueous solution of methanol measured by a capillary suction time method fall into the specific range, respectively.
摘要翻译：本发明的目的是抑制载体与图像承载部件的粘附和图像承载部件的表面层中的缺陷的产生，并且提高静电潜像的点再现性等。该目的是通过包含含有含树脂的磁性颗粒的磁性载体的双组分显影剂来实现的，其中填充体积密度rho1为0.80〜2.40，rho1 / rho2（rho2为真密度）为0.20〜0.42 多孔磁性核颗粒和多孔磁性核颗粒的电阻率，通过毛细管抽吸时间法测量的45体积％甲醇水溶液中的磁性载体的平均断裂强度和调色剂表面张力常数落入分别为特定范围。

16. 发明申请

US20090197190A1 TWO-COMPONENT DEVELOPER, REPLENISHING DEVELOPER, AND IMAGE-FORMING METHOD USING THE DEVELOPERS 审中-公开
标题翻译：双组分开发商，代理开发商和使用开发者的图像形成方法
公开(公告)号：US20090197190A1
公开(公告)日：2009-08-06
申请号：US12120977
申请日：2008-05-15
申请人： Kunihiko Nakamura , Hiroyuki Fujikawa , Nozomu Komatsu , Yoshinobu Baba , Takayuki Itakura
发明人： Kunihiko Nakamura , Hiroyuki Fujikawa , Nozomu Komatsu , Yoshinobu Baba , Takayuki Itakura
IPC分类号： G03G9/083 , G03G13/04
CPC分类号： G03G9/081 , G03G9/0821 , G03G9/08711 , G03G9/08782 , G03G9/107 , G03G9/1075 , G03G9/1133 , G03G9/1134 , G03G9/1136
摘要： An object of the present invention is to suppress the adhesion of a carrier to an image bearing member and the generation of a flaw in the surface layer of the image bearing member, and to improve the dot reproducibility of an electrostatic latent image, and soon. The object is achieved by a two-component developer containing a magnetic carrier, which contains resin-containing magnetic particles, in which the packed bulk density ρ1 is 0.80 to 2.40 and ρ1/ρ2 (ρ2 represents true density) is 0.20 to 0.42 of the porous magnetic core particles, and a specific resistance of the porous magnetic core particles, an average breaking strength of the magnetic carrier and a toner surface tension constant in a 45-vol % aqueous solution of methanol measured by a capillary suction time method fall into the specific range, respectively.
摘要翻译：本发明的目的是为了抑制载体与图像承载部件的粘附和图像承载部件的表面层中的缺陷的产生，并且能够提高静电潜像的点再现性。该目的是通过包含含有含树脂的磁性颗粒的磁性载体的双组分显影剂来实现的，其中填充体积密度rho1为0.80〜2.40，rho1 / rho2（rho2为真密度）为0.20〜0.42 多孔磁性核颗粒和多孔磁性核颗粒的电阻率，通过毛细管抽吸时间法测量的45体积％甲醇水溶液中的磁性载体的平均断裂强度和调色剂表面张力常数落入分别为特定范围。

17. 发明授权

US07611813B2 Toner and image forming method 失效
标题翻译：调色剂和成像方法
公开(公告)号：US07611813B2
公开(公告)日：2009-11-03
申请号：US11668554
申请日：2007-01-30
申请人： Tetsuya Ida , Takeshi Ootsu , Koh Ishigami , Naoki Okamoto , Nozomu Komatsu , Noriyoshi Umeda , Yoshinobu Baba , Takayuki Itakura , Takeshi Naka , Hirohide Tanikawa
发明人： Tetsuya Ida , Takeshi Ootsu , Koh Ishigami , Naoki Okamoto , Nozomu Komatsu , Noriyoshi Umeda , Yoshinobu Baba , Takayuki Itakura , Takeshi Naka , Hirohide Tanikawa
IPC分类号： G03G9/00
CPC分类号： G03G9/0821 , G03G9/081 , G03G9/0815 , G03G9/0819 , G03G9/0827 , G03G9/08711 , G03G9/08755 , G03G9/08795 , G03G9/08797 , G03G9/09708 , G03G9/09716 , G03G13/20
摘要： Provided a toner including at least: toner particles each containing at least a binder resin, a release agent, and a colorant; and an inorganic fine powder, in which: a degree of aggregation Y1 at a time of compression (200 kpa) of the toner satisfies a relationship of 15≦Y1≦35, and a degree of aggregation Y2 at a time of non-compression of the toner satisfies a relationship of 7≦Y2≦15; and a highest endothermic peak of the toner is present in a temperature range of 30 to 200° C. in an endothermic curve measured with a differential scanning calorimeter (DSC), and a peak temperature Tsc (° C.) of the highest endothermic peak satisfies a relationship of 60≦Tsc≦130.
摘要翻译：提供一种至少包含调色剂颗粒的调色剂颗粒，其至少包含粘合剂树脂，脱模剂和着色剂; 和无机细粉末，其中：调色剂压缩时的聚集度Y1（200kpa）满足15 <= Y1 <= 35的关系，和非调色剂时的聚集度Y2，调色剂的压缩满足7 <= Y2 <= 15的关系; 并且在用差示扫描量热计（DSC）测量的吸热曲线中，调色剂的最高吸热峰存在于30至200℃的温度范围内，并且最高吸热峰的峰温度Tsc（℃）满足60 <= Tsc <= 130的关系。

18. 发明申请

US20070122727A1 TONER AND IMAGE FORMING METHOD 失效
标题翻译：调色剂和图像形成方法
公开(公告)号：US20070122727A1
公开(公告)日：2007-05-31
申请号：US11668554
申请日：2007-01-30
申请人： Tetsuya Ida , Takeshi Ootsu , Koh Ishigami , Naoki Okamoto , Nozomu Komatsu , Noriyoshi Umeda , Yoshinobu Baba , Takayuki Itakura , Takeshi Naka , Hirohide Tanikawa
发明人： Tetsuya Ida , Takeshi Ootsu , Koh Ishigami , Naoki Okamoto , Nozomu Komatsu , Noriyoshi Umeda , Yoshinobu Baba , Takayuki Itakura , Takeshi Naka , Hirohide Tanikawa
IPC分类号： G03G9/08
CPC分类号： G03G9/0821 , G03G9/081 , G03G9/0815 , G03G9/0819 , G03G9/0827 , G03G9/08711 , G03G9/08755 , G03G9/08795 , G03G9/08797 , G03G9/09708 , G03G9/09716 , G03G13/20
摘要： Provided a toner including at least: toner particles each containing at least a binder resin, a release agent, and a colorant; and an inorganic fine powder, in which: a degree of aggregation Y1 at a time of compression (200 kpa) of the toner satisfies a relationship of 15≦Y1≦35, and a degree of aggregation Y2 at a time of non-compression of the toner satisfies a relationship of 7≦Y2≦15; and a highest endothermic peak of the toner is present in a temperature range of 30 to 200° C. in an endothermic curve measured with a differential scanning calorimeter (DSC), and a peak temperature Tsc (° C.) of the highest endothermic peak satisfies a relationship of 60≦Tsc≦130.
摘要翻译：提供一种至少包含调色剂颗粒的调色剂颗粒，其至少包含粘合剂树脂，脱模剂和着色剂; 和无机细粉末，其中：调色剂压缩时的聚集度Y 1（200kpa）满足15 <= Y 1≤35的关系，并且一次的聚集度Y 2 的调色剂的非压缩满足7 <= Y 2 <= 15的关系; 并且在用差示扫描量热计（DSC）测量的吸热曲线中，调色剂的最高吸热峰存在于30至200℃的温度范围内，并且最高吸热峰的峰温度Tsc（℃）满足60 <= Tsc <= 130的关系。

19. 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。

20. 发明授权

US07381515B2 Image forming method and image forming apparatus 有权
标题翻译：图像形成方法和图像形成装置
公开(公告)号：US07381515B2
公开(公告)日：2008-06-03
申请号：US11107736
申请日：2005-04-18
申请人： Nobuyoshi Sugahara , Hiroyuki Fujikawa , Koh Ishigami , Naoki Okamoto , Yoshinobu Baba , Takayuki Itakura
发明人： Nobuyoshi Sugahara , Hiroyuki Fujikawa , Koh Ishigami , Naoki Okamoto , Yoshinobu Baba , Takayuki Itakura
IPC分类号： G03G13/16
CPC分类号： G03G15/161 , G03G9/0819 , G03G9/0821 , G03G9/0827 , G03G15/162
摘要： In an image forming method having primarily transferring step for transferring to an intermediate transfer member a toner image formed on a photosensitive member, secondarily transferring step for transferring to a transfer material the toner image held on the intermediate transfer member, and, after the secondary transferring step, cleaning step for removing the toner remaining on the intermediate transfer member by bringing a cleaning means into contact with the intermediate transfer member, the cleaning means is a fur brush or a charging roller, and the intermediate transfer member has a specific maximum displacement quantity (Sb) and has a specific elastic deformation percentage (Eb) (%); a toner which forms the toner image has a specific average circularity, has a specific maximum displacement quantity (St), and has a specific elastic deformation percentage (Et) (%); and the elastic deformation percentage of the intermediate transfer member and the elastic deformation percentage of the toner satisfy the following conditional expression: 75≦Eb+Et≦135.
摘要翻译：在一种图像形成方法中，主要传送步骤用于转印到中间转印部件上，形成在感光部件上的调色剂图像，二次转印步骤，用于转印到转印材料上，保持在中间转印部件上的调色剂图像，以及二次转印通过使清洁装置与中间转印部件接触来除去残留在中间转印部件上的调色剂的清洁步骤，清洁装置是毛刷或充电辊，并且中间转印部件具有特定的最大位移量（Sb），具有比弹性变形率（Eb）（％）。形成调色剂图像的调色剂具有特定的平均圆形度，具有特定的最大位移量（St），并且具有特定的弹性变形百分比（Et）（％）; 并且中间转印部件的弹性变形百分比和调色剂的弹性变形百分比满足以下条件表达式：<？in-line-formula description =“In-line formula”end =“lead”？> 75 <= Eb + Et <= 135。<？in-line-formula description =“In-line Formulas”end =“tail”？>

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