公开(公告)号：US20070259283A1

公开(公告)日：2007-11-08

申请号：US11767640

申请日：2007-06-25

申请人： Koji Abe ,  Shinya Yachi ,  Satoshi Handa ,  Kazumi Yoshizaki ,  Emi Tosaka ,  Yasuhiro Hashimoto ,  Nobuhisa Abe ,  Yushi Mikuriya

发明人： Koji Abe ,  Shinya Yachi ,  Satoshi Handa ,  Kazumi Yoshizaki ,  Emi Tosaka ,  Yasuhiro Hashimoto ,  Nobuhisa Abe ,  Yushi Mikuriya

IPC分类号： G03G9/087

CPC分类号： G03G9/08797 ,  G03G9/0806 ,  G03G9/0821 ,  G03G9/0823 ,  G03G9/0827 ,  G03G9/08708 ,  G03G9/08711 ,  G03G9/08755 ,  G03G9/08793 ,  G03G9/08795

摘要： A toner including toner particles containing at least a binder resin and a colorant. The binder resin is a vinyl-based resin. The toner contains a THF insoluble matter in a quantity of 0.0 mass % or more to less than 16.0 mass %. The toner has a main peak in a molecular weight domain Dr1 ranging from 5,000 to 80,000 in measurement of THF soluble matter of the toner with a gel permeation chromatogram (GPC)-differential refractive index detector (RI), and the toner has a main peak in a molecular weight domain Dm1 ranging from 10,000 to 120,000 and at least one peak in a molecular weight domain Dm2 ranging from 300,000 to 7,000,000 in the GPC-RI measurement in measurement with a GPC-multi-angle laser light scattering detector (MALLS).

摘要翻译： 包含至少含有粘合剂树脂和着色剂的调色剂颗粒的调色剂。 粘合剂树脂是乙烯基类树脂。 调色剂含有0.0质量％以上至小于16.0质量％的THF不溶性物质。 调色剂在具有凝胶渗透色谱（GPC） - 差示折射率检测器（RI）的调色剂的THF可溶物质的测量中，在分子量范围Dr1中具有5,000至80,000的主峰，并且调色剂具有主峰 在使用GPC-多角度激光散射检测器（MALLS）测量的GPC-RI测量中，在10,000至120,000的分子量结构域Dm1和分子量域Dm2中至少一个峰范围为30万至700,000的峰。

公开(公告)号：US08859177B2

公开(公告)日：2014-10-14

申请号：US13821217

申请日：2011-09-06

申请人： Kazumi Yoshizaki ,  Yasushi Katsuta ,  Kenichi Nakayama ,  Takeshi Kaburagi ,  Hideki Kaneko

发明人： Kazumi Yoshizaki ,  Yasushi Katsuta ,  Kenichi Nakayama ,  Takeshi Kaburagi ,  Hideki Kaneko

IPC分类号： G03G9/08 ,  G03G9/087

CPC分类号： G03G9/08 ,  G03G9/0825 ,  G03G9/08782 ,  G03G9/08795 ,  G03G9/08797

摘要： The present invention provides a toner showing an excellent fixing property even in high-speed image formation and inhibiting contamination of the inside of an apparatus and thereby being capable of stably forming high-quality images not having unevenness of gloss over a long period of time. In the toner including toner particles containing a binder resin, an ester wax, and a coloring agent, the ester wax is prescribed by, in GC/MS analysis of components volatilized by heating the wax at 200° C. for 10 minutes, a relationship in the components having carbon atoms in specific ranges.

摘要翻译： 本发明提供即使在高速图像形成中也具有优异的定影性的调色剂，并且抑制了装置内部的污染，从而能够在长时间内稳定地形成不具有不均匀光泽的高质量图像。 在包含含有粘合剂树脂，酯蜡和着色剂的调色剂颗粒的调色剂中，通过在通过在200℃下加热蜡挥发10分钟的组分的GC / MS分析中来处理酯蜡，关系 在具有特定范围的碳原子的组分中。

公开(公告)号：US08841056B2

公开(公告)日：2014-09-23

申请号：US13582830

申请日：2011-03-28

申请人： Kazumi Yoshizaki ,  Shinya Yachi ,  Yasushi Katsuta ,  Kenichi Nakayama ,  Takeshi Kaburagi

发明人： Kazumi Yoshizaki ,  Shinya Yachi ,  Yasushi Katsuta ,  Kenichi Nakayama ,  Takeshi Kaburagi

IPC分类号： G03G9/087 ,  G03G9/093 ,  G03G9/08

CPC分类号： G03G9/0821 ,  G03G9/08795 ,  G03G9/08797 ,  G03G9/09321 ,  G03G9/09328 ,  G03G9/09385 ,  G03G9/09392

摘要： A toner is provided which has toner particles and an inorganic fine powder; the toner particles being obtained by suspension polymerization using a specific polar resin. The toner is a toner in which; where, in displacement levels found in a micro-compression test in which a force is applied to a toner single particle at a loading rate of 9.8×10−6 N/sec to measure a displacement level (μm) at a point of time where the force has reached a maximum force of 4.90×10−4 N, the displacement level of the toner at a measurement temperature of 25° C. is represented by X(25) and the displacement level of the toner at a measurement temperature of 50° C. by X(50), and the number average particle diameter of the toner is represented by D (μm), the X(25), X(50) and D satisfies the relations: 0.10≦X(25)/D≦0.35  (1) 30≦[X(50)−X(25)]/X(25)×100≦150  (2).

摘要翻译： 提供具有调色剂颗粒和无机细粉末的调色剂; 调色剂颗粒通过使用特定极性树脂的悬浮聚合获得。 调色剂是其中的调色剂; 其中，在微压缩试验中发现的位移水平，其中以9.8×10-6N /秒的载荷速率将力施加到调色剂单颗粒上以在时间点测量位移水平（μm）， 力已经达到4.90×10-4N的最大力，在25℃的测量温度下调色剂的位移水平由X（25）表示，调色剂在测量温度为50℃时的位移水平 ℃（50），调色剂的数均粒径由D（μm）表示，X（25），X（50）和D满足关系式：0.10＆nlE; X（25）/ （X（50）-X（25）] / X（25）×100＆nlE; 150（2）。

公开(公告)号：US08822120B2

公开(公告)日：2014-09-02

申请号：US13822266

申请日：2011-09-28

申请人： Nobuhisa Abe ,  Shinya Yachi ,  Kazumi Yoshizaki ,  Kenichi Nakayama ,  Shiro Kuroki

发明人： Nobuhisa Abe ,  Shinya Yachi ,  Kazumi Yoshizaki ,  Kenichi Nakayama ,  Shiro Kuroki

IPC分类号： G03G9/08 ,  G03G9/087

CPC分类号： G03G9/08782 ,  G03G9/0821 ,  G03G9/08795 ,  G03G9/08797 ,  G03G9/09708

摘要： To provide a toner having a superior developing performance while preventing any fixing assembly from being contaminated, the toner has toner particles which have toner base particles containing at least a binder resin, a colorant and a wax, and an inorganic fine powder, wherein the wax has a 0.2% by mass heating loss temperature of 200° C. or more and a 1.0% by mass heating loss temperature of 250° C. or more and has a melt viscosity at 120° C. of from 3.0 mPa·s to 15.0 mPa·s.

摘要翻译： 为了提供具有优异显影性能的调色剂，同时防止任何定影组件被污染，调色剂具有调色剂颗粒，其具有至少含有粘合剂树脂，着色剂和蜡的调色剂基础颗粒和无机细粉末，其中蜡 具有200℃以上的0.2质量％的加热损失温度和250℃以上的1.0质量％的加热失
火温度，在120℃下的熔融粘度为3.0mPa·s〜15.0 mPa·s。

公开(公告)号：US08053156B2

公开(公告)日：2011-11-08

申请号：US11912650

申请日：2005-11-22

申请人： Koji Abe ,  Satoshi Handa ,  Shinya Yachi ,  Kazumi Yoshizaki ,  Emi Tosaka ,  Yasuhiro Hashimoto ,  Yushi Mikuriya ,  Hitoshi Itabashi

发明人： Koji Abe ,  Satoshi Handa ,  Shinya Yachi ,  Kazumi Yoshizaki ,  Emi Tosaka ,  Yasuhiro Hashimoto ,  Yushi Mikuriya ,  Hitoshi Itabashi

IPC分类号： G03G9/087

CPC分类号： G03G9/0806 ,  G03G9/08795 ,  G03G9/08797

摘要： In a chart of molecular weight distribution measured of a toner, i) the toner has a main peak in the region of molecular weight of 16,000 to 60,000, and ii) where the molecular weight at the main peak is represented by M1, and where the height at the molecular weight M1 is represented by H(M1), the height at a molecular weight of 4,000 by H(4000) and the height at a molecular weight of 15,000 by H(15000), the H(4000), the H(15000) and the H(M1) satisfy a specific proportion. The toner has a weight-average molecular weight (Mw) of 15,000 to 80,000, and, in an endothermic chart, i) the toner has an endothermic main peak in the range of 40 to 130° C., and ii) the calorimetric integral value represented by the peak area of the endothermic main peak is 10 to 35 J per 1 g of the toner.

摘要翻译： 在调色剂测量的分子量分布图中，i）调色剂在分子量为16,000至60,000的区域具有主峰，和ii）主峰分子量由M1表示，其中 分子量M1的高度由H（M1）表示，H（4000）分子量为4000的高度和H（15000）分子量为15,000的高度，H（4000），H （15000）和H（M1）满足特定比例。 调色剂的重均分子量（Mw）为15,000至80,000，并且在吸热图中，i）调色剂具有在40至130℃范围内的吸热主峰，以及ii）量热积分 由吸热主峰的峰面积表示的值为每1g调色剂为10〜35J。

公开(公告)号：US20090186290A1

公开(公告)日：2009-07-23

申请号：US12268767

申请日：2008-11-11

申请人： Kazumi Yoshizaki ,  Koji Inaba ,  Yasushi Katsuta

发明人： Kazumi Yoshizaki ,  Koji Inaba ,  Yasushi Katsuta

IPC分类号： G03G9/087 ,  G03G9/00

CPC分类号： G03G9/08797 ,  G03G9/0806 ,  G03G9/0815 ,  G03G9/0819 ,  G03G9/0827 ,  G03G9/08791 ,  G03G9/08795 ,  G03G9/09357 ,  G03G9/09385 ,  G03G9/09392 ,  G03G9/09708 ,  G03G9/09733

摘要： Provided is anon-magnetic toner including toner particles each containing at least a binder resin, a colorant, and a wax component, and an inorganic fine powder, in which: (1) when a temperature in a temperature range of 50 to 80° C. at which a loss tangent (tan δ) shows a maximum is represented by T1, a storage elastic modulus of the toner at the temperature T1 (G′(T1)) satisfies a relationship of 5.00×107≦G′(T1)≦1.00×109 (dN/m2); (2) a continuous temperature range with a width of 15° C. or more in which the loss tangent (tan δ) is 0.80 to 2.00 is present in the temperature range of 50 to 80° C.; and (3) the loss tangent (tan δ) is 1.00 or more in a temperature range of 120 to 160° C.

摘要翻译： 本发明提供的是包含至少包含粘合剂树脂，着色剂和蜡组分的调色剂颗粒和无机细粉末的无磁性调色剂，其中：（1）当温度在50至80℃的温度 其中损耗角正切（tanδ）显示最大值由T1表示，调色剂在温度T1（G'（T1））下的储能弹性模量满足关系：5.00×107 = G'（T1）< = 1.00×109（dN / m 2）; （2）在50〜80℃的温度范围内存在宽度为15℃以上的连续温度范围，其中损耗角正切（tanδ）为0.80〜2.00。 和（3）在120〜160℃的温度范围内的损耗角正切（tanδ）为1.00以上。

公开(公告)号：US20070212631A1

公开(公告)日：2007-09-13

申请号：US11739983

申请日：2007-04-25

申请人： Koji Abe ,  Shinya Yachi ,  Emi Tosaka ,  Satoshi Handa ,  Kazumi Yoshizaki ,  Yasuhiro Hashimoto ,  Yushi Mikuriya

发明人： Koji Abe ,  Shinya Yachi ,  Emi Tosaka ,  Satoshi Handa ,  Kazumi Yoshizaki ,  Yasuhiro Hashimoto ,  Yushi Mikuriya

IPC分类号： G03G9/08

CPC分类号： G03G9/0821 ,  B29C65/02 ,  B29C66/73921 ,  G03G9/0806 ,  G03G9/0815 ,  G03G9/0819 ,  G03G9/0827 ,  G03G9/08711 ,  G03G9/08755 ,  G03G9/08793 ,  G03G9/08795 ,  G03G9/08797

摘要： A toner is provided which is excellent in low-temperature fixability and offset resistance, has a wide fixing temperature range, provides fixed images with high gloss, and can form toner images having high quality. The toner is composed of toner particles having toner base particles each containing a binder resin and a colorant. When the viscosities of each of the toner particles measured at 100° C. and 110° C. by a flow tester heat-up method are represented by η100 (Pa·s) and η110 (Pa·s), respectively, an average variation in viscosity AηT represented by the following equation (1) satisfies the relationship of 0≧AηT≧−0.064: AηT=(log(η100)−log(η100)/(110−100)  (1); and η100 is 15,000 to 40,000 Pa·s.

摘要翻译： 提供了低温定影性和抗偏移性优异的调色剂，具有宽的定影温度范围，提供高光泽的固定图像，并且可以形成具有高质量的调色剂图像。 调色剂由具有各自含有粘合剂树脂和着色剂的调色剂基础颗粒的调色剂颗粒组成。 当通过流动测试器加热方法在100℃和110℃下测量的每个调色剂颗粒的粘度由eta 100（Pa.s）和eta 110（Pa.s），由下列等式（1）表示的粘度A etaTAT的平均变化分别满足0> = A＆gt; etaT > = - 0.064：<？in-line-formula description =“In-line Formulas”end =“lead”？> A等级=（log（eta＆lt; 100＆lt; ）-log（eta 100-100）（1）;以及<？在线公式描述=“在线公式”end =“tail”？> eta _{100 为15,000至40,000 Pa.s.}

公开(公告)号：US06506531B1

公开(公告)日：2003-01-14

申请号：US09434403

申请日：1999-11-05

申请人： Toshiyuki Hakata ,  Hiroomi Kakihara ,  Masaaki Fukugauchi ,  Kenji Okada ,  Yushi Mikuriya ,  Kazumi Yoshizaki

发明人： Toshiyuki Hakata ,  Hiroomi Kakihara ,  Masaaki Fukugauchi ,  Kenji Okada ,  Yushi Mikuriya ,  Kazumi Yoshizaki

IPC分类号： G03G9113

CPC分类号： G03G9/1135 ,  G03G9/107 ,  G03G9/1139

摘要： A magnetic carrier exhibiting excellent durability against mechanical impact as exerted by vibration and capable of exhibiting a stable charging performance in electrophotography is provided. The magnetic carrier is formed through a process including steps of: surface treating inorganic compound particles with a lipophilizing agent having a functional group (A) selected from epoxy group, amino group, mercapto group, organic acid group, ester group, ketone group, halogenated alkyl group and aldehyde group; forming composite particles from the surface-treated inorganic compound particles and a binder resin; and then surface-coating the composite particles with a coupling agent having a functional group (B) different from the functional group (A) of the lipophilizing agent and selected from epoxy group, amino group and mercapto group, or with a coating resin having a functional group (C) different from the functional group (A) of the lipophilizing agent and selected from epoxy group, amino group, organic acid group, ester group, ketone group and halogenated alkyl group.

摘要翻译： 本发明提供了一种磁性载体，其通过振动表现出优异的机械冲击耐久性并能够在电子照相术中表现出稳定的充电性能。 磁性载体通过以下步骤形成：包括以下步骤形成的无机化合物颗粒：用具有选自环氧基，氨基，巯基，有机酸基，酯基，酮基，卤代的官能团（A）的亲脂性表面处理无机化合物颗粒 烷基和醛基; 从表面处理的无机化合物颗粒和粘合剂树脂形成复合颗粒; 然后用具有与脂质体的官能团（A）不同的选自环氧基，氨基和巯基的官能团（B）的偶联剂或与具有 官能团（C）与脂肪酶官能团（A）不同，选自环氧基，氨基，有机酸基，酯基，酮基和卤代烷基。

公开(公告)号：US20130177845A1

公开(公告)日：2013-07-11

申请号：US13824337

申请日：2011-10-03

申请人： Kenta Kamikura ,  Kazumi Yoshizaki ,  Yasushi Katsuta ,  Kenichi Nakayama ,  Shiro Kuroki

发明人： Kenta Kamikura ,  Kazumi Yoshizaki ,  Yasushi Katsuta ,  Kenichi Nakayama ,  Shiro Kuroki

IPC分类号： G03G9/087

CPC分类号： G03G9/08702 ,  G03G9/0806 ,  G03G9/0821 ,  G03G9/08791 ,  G03G9/08795 ,  G03G9/08797

摘要： The invention provides a toner that is capable of low-temperature fixing even in high-speed electrophotographic processes while keeping the cleaning performance when used at high temperatures and the high-temperature storage stability. This toner having toner particles, each of which contains a binder resin and a colorant is characterized in that the temperature of Tp [° C.] when the loss elastic modulus obtained by dynamic viscoelastic measurements on the toner exhibits a maximum value in the temperature range from at least 30° C. to not more than 200° C., is from at least 40° C. to not more than 55° C., and in that, with G″(Tp) [Pa] being this maximum value, G″(Tp+15) [Pa] being the loss elastic modulus at the temperature of Tp+15 [° C.], and G″(Tp+30) [Pa] being the loss elastic modulus at the temperature of Tp+30 [° C.], G″(Tp), G″(Tp+15), and G″(Tp+30) satisfy prescribed relationships.

摘要翻译： 本发明提供即使在高速电子照相方法中也能够在保持高温时的清洁性能的同时能够进行低温定影的调色剂和高温保存稳定性。 该调色剂具有调色剂颗粒，每一个都含有粘合剂树脂和着色剂，其特征在于当通过调色剂上的动态粘弹性测量获得的损耗弹性模量在温度范围内表现出最大值时，Tp [℃]的温度 从至少30℃至不超过200℃，为至少40℃至不超过55℃，并且其中G“（Tp）[Pa]为最大值 值“G”（Tp + 15）[Pa]是温度Tp + 15 [℃]时的损耗弹性模量，G“（Tp + 30）[Pa] Tp + 30 [℃]，G“（Tp），G”（Tp + 15）和G“（Tp + 30）的温度满足规定的关系。

公开(公告)号：US20130171552A1

公开(公告)日：2013-07-04

申请号：US13821217

申请日：2011-09-06

申请人： Kazumi Yoshizaki ,  Yasushi Katsuta ,  Kenichi Nakayama ,  Takeshi Kaburagi ,  Hideki Kaneko

发明人： Kazumi Yoshizaki ,  Yasushi Katsuta ,  Kenichi Nakayama ,  Takeshi Kaburagi ,  Hideki Kaneko

IPC分类号： G03G9/08

CPC分类号： G03G9/08 ,  G03G9/0825 ,  G03G9/08782 ,  G03G9/08795 ,  G03G9/08797

摘要： The present invention provides a toner showing an excellent fixing property even in high-speed image formation and inhibiting contamination of the inside of an apparatus and thereby being capable of stably forming high-quality images not having unevenness of gloss over a long period of time. In the toner including toner particles containing a binder resin, an ester wax, and a coloring agent, the ester wax is prescribed by, in GC/MS analysis of components volatilized by heating the wax at 200° C. for 10 minutes, a relationship in the components having carbon atoms in specific ranges.

摘要翻译： 本发明提供了即使在高速图像形成中也具有优异的定影性的调色剂，并且抑制了装置内部的污染，从而能够在长时间内稳定地形成不具有不均匀光泽的高质量图像。 在包含含有粘合剂树脂，酯蜡和着色剂的调色剂颗粒的调色剂中，通过在通过在200℃下加热蜡挥发10分钟的组分的GC / MS分析中来处理酯蜡，关系 在具有特定范围的碳原子的组分中。