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公开(公告)号:US20060127793A1
公开(公告)日:2006-06-15
申请号:US11268675
申请日:2005-11-07
申请人: Yojiro Hotta , Tetsuya Ida , Wakashi Iida , Akira Hashimoto , Nozomu Komatsu , Yoshinobu Baba
发明人: Yojiro Hotta , Tetsuya Ida , Wakashi Iida , Akira Hashimoto , Nozomu Komatsu , Yoshinobu Baba
IPC分类号: G03G9/113
CPC分类号: G03G9/1134 , G03G9/10 , G03G9/107 , G03G9/1075 , G03G9/1135 , G03G9/1136 , G03G9/1137
摘要: In a carrier comprising carrier particles; each carrier particle comprising a carrier core and a coat layer for coating the carrier core, the carrier core has a ferrite component containing i) a metal oxide having at least one of metallic elements Mg, Li and Ca, the total-sum content of which is 10 to 40 mole % based on the whole ferrite component, and ii) a metal oxide having at least one of metallic elements Mn, Cu, Cr and Zn, the total-sum content of which is 50 to 4,000 ppm based on the whole ferrite component. The carrier has a volume distribution based 50% particle diameter (D50) of from 15.0 to 55.0 μm and a degree of surface unevenness of from 1.05 to 1.30, and the coat layer contains particles; the particles having a number-average primary particle diameter of from 10 to 500 nm.
摘要翻译: 在包含载体颗粒的载体中; 每个载体颗粒包括载体芯和用于涂覆载体芯的涂层,载体芯具有铁氧体组分,其含有i)具有金属元素Mg,Li和Ca中的至少一种的金属氧化物,其总和含量 相对于整个铁素体成分为10〜40摩尔%,ii)具有金属元素Mn,Cu,Cr和Zn中的至少一种的金属氧化物,其总和含量基于整体为50〜4,000ppm 铁氧体组分。 载体的体积分布基于50%粒径(D50)为15.0〜55.0μm,表面凹凸度为1.05〜1.30,涂层含有粒子; 该粒子的数均一次粒径为10〜500nm。
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公开(公告)号:US07452651B2
公开(公告)日:2008-11-18
申请号:US11268675
申请日:2005-11-07
申请人: Yojiro Hotta , Tetsuya Ida , Wakashi Iida , Akira Hashimoto , Nozomu Komatsu , Yoshinobu Baba
发明人: Yojiro Hotta , Tetsuya Ida , Wakashi Iida , Akira Hashimoto , Nozomu Komatsu , Yoshinobu Baba
IPC分类号: G03G9/00
CPC分类号: G03G9/1134 , G03G9/10 , G03G9/107 , G03G9/1075 , G03G9/1135 , G03G9/1136 , G03G9/1137
摘要: In a carrier comprising carrier particles; each carrier particle comprising a carrier core and a coat layer for coating the carrier core, the carrier core has a ferrite component containing i) a metal oxide having at least one of metallic elements Mg, Li and Ca, the total-sum content of which is 10 to 40 mole % based on the whole ferrite component, and ii) a metal oxide having at least one of metallic elements Mn, Cu, Cr and Zn, the total-sum content of which is 50 to 4,000 ppm based on the whole ferrite component. The carrier has a volume distribution based 50% particle diameter (D50) of from 15.0 to 55.0 μm and a degree of surface unevenness of from 1.05 to 1.30, and the coat layer contains particles; the particles having a number-average primary particle diameter of from 10 to 500 nm.
摘要翻译: 在包含载体颗粒的载体中; 每个载体颗粒包括载体芯和用于涂覆载体芯的涂层,载体芯具有铁氧体组分,其含有i)具有金属元素Mg,Li和Ca中的至少一种的金属氧化物,其总和含量 相对于整个铁素体成分为10〜40摩尔%,ii)具有金属元素Mn,Cu,Cr和Zn中的至少一种的金属氧化物,其总和含量基于整体为50〜4,000ppm 铁氧体组分。 载体的体积分布基于50%粒径(D50)为15.0〜55.0μm,表面凹凸度为1.05〜1.30,涂层含有粒子; 该粒子的数均一次粒径为10〜500nm。
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公开(公告)号:US06808852B2
公开(公告)日:2004-10-26
申请号:US10233417
申请日:2002-09-04
申请人: Yojiro Hotta , Wakashi Iida , Tetsuya Ida , Takayuki Itakura , Nozomu Komatsu
发明人: Yojiro Hotta , Wakashi Iida , Tetsuya Ida , Takayuki Itakura , Nozomu Komatsu
IPC分类号: G03G900
CPC分类号: G03G9/0821 , G03G9/08708 , G03G9/08711 , G03G9/08755 , G03G9/08782 , G03G9/08795 , G03G13/20
摘要: A toner characterized by improved fixing performances with no or minimum oil application is formed of: (i) a binder resin, (ii) a colorant, (iii) a hydrocarbon wax, (iv) a resin composition formed by copolymerization of a styrenic monomer together with at least one of nitrogen-containing vinyl monomers, carboxyl group-containing monomers, hydroxyl group-containing monomers and (meth)acrylate ester monomers, in the presence of a hydrocarbon unit; and (v) an organometallic compound. The binder resin (i) comprises a polyester component in a proportion of at least 60 wt. % of the binder resin. The toner has a GPC molecular weight distribution including a weight-average molecular weight (Mw) of at least 4.0×104 an a ratio Mw/Mn of at least 50 between the Mw and a number-average molecular weight (Mn).
摘要翻译: 特征在于没有或最少油施用的改进的定影性能的调色剂由以下物质形成:(i)粘合剂树脂,(ii)着色剂,(iii)烃蜡,(iv)通过苯乙烯单体 与烃单元存在下的含氮乙烯基单体,含羧基单体,含羟基的单体和(甲基)丙烯酸酯单体中的至少一种一起使用; 和(v)有机金属化合物。 粘合剂树脂(i)包含至少60重量%的聚酯组分。 %的粘合剂树脂。 调色剂的GPC分子量分布包括Mw和数均分子量(Mn)之间的重均分子量(Mw)至少为4.0×10 4,Mw / Mn比至少为50。
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公开(公告)号:US06751424B2
公开(公告)日:2004-06-15
申请号:US10329384
申请日:2002-12-27
申请人: Nozomu Komatsu , Takaaki Kotaki , Makoto Kanbayashi , Takaaki Kaya , Wakashi Iida , Nobuyoshi Sugahara , Takayuki Itakura , Yojiro Hotta
发明人: Nozomu Komatsu , Takaaki Kotaki , Makoto Kanbayashi , Takaaki Kaya , Wakashi Iida , Nobuyoshi Sugahara , Takayuki Itakura , Yojiro Hotta
IPC分类号: G03G1520
CPC分类号: G03G9/08795 , G03G7/00 , G03G9/0819 , G03G9/08782 , G03G9/08797 , G03G13/20 , G03G15/2064 , G03G15/5029 , G03G2215/00805 , G03G2215/0081 , G03G2215/2045
摘要: An image-forming method for fixing a toner image onto a recording medium, (i) wherein when a high-gloss recording medium (G0>40) is used, an image is formed at a low-speed mode process speed of from 20 mm/sec. to less than 130 mm/sec. and, where the maximum and minimum gloss values of the fixed image (Gmax1 and Gmin1, respectively), satisfy: Gmax1≦G0+40 and Gmin1≧G0−25; and (ii) wherein when a low-gloss recording medium (0≦G0≦40) is used, an image is formed at a high-speed mode process speed of from 130 mm/sec. to 600 mm/sec. and, where values of the fixed image (Gmax2 and Gmin2, respectively), satisfy: Gmax2≦G0+20 and Gmin2≧G0−15.
摘要翻译: 一种用于将调色剂图像定影到记录介质上的图像形成方法,(i)其中当使用高光泽记录介质(G0> 40)时,以20mm的低速模式处理速度形成图像 /秒。 小于130mm / sec。 并且其中固定图像(Gmax1和Gmin1分别)的最大和最小光泽值满足:Gmax1 <= G0 + 40和Gmin1> = G0-25; 和(ii)其中当使用低光泽记录介质(0 <= G0 <= 40)时,以130mm / sec的高速模式处理速度形成图像。 至600mm / sec。 并且其中固定图像(分别为Gmax2和Gmin2)的值满足:Gmax2 <= G0 + 20和Gmin2> = G0-15。
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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。
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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。
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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。
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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
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。
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公开(公告)号:US07452647B2
公开(公告)日:2008-11-18
申请号:US10817879
申请日:2004-04-06
申请人: Kazuhiko Hayami , Hirohide Tanikawa , Tetsuya Ida , Akira Hashimoto , Nozomu Komatsu , Hiroyuki Fujikawa
发明人: Kazuhiko Hayami , Hirohide Tanikawa , Tetsuya Ida , Akira Hashimoto , Nozomu Komatsu , Hiroyuki Fujikawa
IPC分类号: G03G9/087
CPC分类号: G03G9/0827 , G03G9/0819 , G03G9/0821 , G03G9/08755
摘要: A color toner that comprises at least a binder resin, a colorant and a release agent, wherein the binder resin has at least a polyester unit and is synthesized in the presence of a tin compound as a catalyst represented by the general formula (1): (RCOO)2Sn (1) wherein, R is an alkyl group of 5 to 15 carbon atoms. The toner is excellent in charge build-up, resistance to high temperature offset, color reproducibility and transparency.
摘要翻译: 至少包含粘合剂树脂,着色剂和脱模剂的彩色调色剂,其中所述粘合剂树脂至少具有聚酯单元,并且在作为由通式(1)表示的催化剂的锡化合物的存在下合成: <?in-line-formula description =“In-line Formulas”end =“lead”?>(RCOO) sub> Sn(1)<?in-line-formula description =“In-line 式“end =”tail“?>其中,R为5至15个碳原子的烷基。 该调色剂具有优异的电荷积聚性,耐高温偏移性,色彩再现性和透明度。
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公开(公告)号:US20130244159A1
公开(公告)日:2013-09-19
申请号:US13988867
申请日:2011-11-24
申请人: Koh Ishigami , Nozomu Komatsu , Kentaro Kamae , Yoshinobu Baba
发明人: Koh Ishigami , Nozomu Komatsu , Kentaro Kamae , Yoshinobu Baba
IPC分类号: G03G9/083
CPC分类号: G03G9/0832 , G03G9/0827 , G03G9/1075 , G03G9/1131 , G03G9/1136
摘要: Provided is a two-component developer having excellent developing performance and little change in image concentration, and achieving long-term suppression of image defects such as transfer failure and fogging.Provided is a two-component developer containing a magnetic carrier and a toner, wherein the magnetic carrier has magnetic carrier particles comprising a silicone resin B coated on the surfaces of filled core particles in which pores of porous magnetic core particles are filled with a silicone resin A, the silicone resin A is a silicone resin cured in the presence of a non-metal catalyst or without a catalyst, while the silicone resin B is a silicone resin cured in the presence of a metal catalyst having titanium or zirconium, and the toner contains a binder resin, a release agent and a colorant, and has an average circularity of 0.940 or more.
摘要翻译: 提供了具有优异的显影性能和图像浓度变化小的双组分显影剂,并且实现了诸如转印失败和起雾的图像缺陷的长期抑制。 提供了含有磁性载体和调色剂的双组分显影剂,其中磁性载体具有磁性载体颗粒,其包含涂覆在填充芯颗粒表面上的硅树脂B,其中多孔磁性核颗粒的孔填充有硅树脂 A中,有机硅树脂A是在非金属催化剂或不含催化剂存在下固化的有机硅树脂,而有机硅树脂B是在具有钛或锆的金属催化剂存在下固化的有机硅树脂,并且调色剂 含有粘合剂树脂,脱模剂和着色剂,平均圆形度为0.940以上。
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