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1. 发明授权

US06242146B1 Carrier for electrostatic-charged image developer, developer and image forming process using the same, and carrier core material reproducing process 有权
标题翻译：用于静电充电图像显影剂的载体，使用其的显影剂和图像形成方法以及载体芯材料再现过程
公开(公告)号：US06242146B1
公开(公告)日：2001-06-05
申请号：US09499454
申请日：2000-02-07
申请人： Yuka Ishihara , Hiroshi Nakazawa , Akihiro Iizuka , Yoshifumi Iida , Kaori Oishi , Tomohito Nakajima , Takashi Imai , Masanori Ichimura
发明人： Yuka Ishihara , Hiroshi Nakazawa , Akihiro Iizuka , Yoshifumi Iida , Kaori Oishi , Tomohito Nakajima , Takashi Imai , Masanori Ichimura
IPC分类号： G03G9113
CPC分类号： G03G9/10
摘要： A carrier for two-component electrostatic-charged image developer, at least the surface of which is coated with a resin, is provided. The apparent density &rgr; (g/cm3) of the carrier, the mean particle diameter D (cm) of the carrier, and the specific area S (cm2/g) of the carrier core material satisfy the following conditions: 600≦S≦1500 10/(D×&rgr;)−S≦300. A two-component developer and an image-forming process using the carrier are also provided.
摘要翻译：提供了至少其表面涂覆有树脂的双组分静电电荷显影剂载体。载体的表观密度rho（g / cm 3），载体的平均粒径D（cm）和载体芯材的比表面积S（cm 2 / g）满足以下条件：双组分显影剂并且还提供使用该载体的图像形成处理。

2. 发明授权

US6001527A Electrostatic charge image developer, image formation method and image forming device 失效
标题翻译：静电荷图像显影剂，图像形成方法和图像形成装置
公开(公告)号：US6001527A
公开(公告)日：1999-12-14
申请号：US995221
申请日：1997-12-19
申请人： Yuka Ishihara , Masanori Ichimura , Takashi Imai , Hiroshi Takano , Hiroshi Nakazawa , Yoshifumi Iida , Susumu Yoshino
发明人： Yuka Ishihara , Masanori Ichimura , Takashi Imai , Hiroshi Takano , Hiroshi Nakazawa , Yoshifumi Iida , Susumu Yoshino
IPC分类号： G03G9/08 , G03G9/087 , G03G9/09 , G03G9/097 , G03G9/113 , G03G15/08
CPC分类号： G03G9/09716 , G03G9/0819 , G03G9/08755 , G03G9/09725 , G03G9/113
摘要： The present invention provides an electrostatic image developer comprising a toner and a carrier wherein the toner includes toner particles having an average particle diameter of 3 to 9 .mu.m, a hydrophobic silica microparticles having a BET specific surface area of 40 to 120 m.sup.2 /g, and a hydrophobic titanium compound microparticles having a BET specific surface area of 40 to 250 m.sup.2 /g; and wherein the carrier is a resin coated carrier having a coating layer of a resin. The electrostatic image developer can improve the environmental dependency of charging, power fluidity, resistance to caking of a toner and reduced change in charging with time course to provide an image with an excellent image quality for a long period of time.
摘要翻译：本发明提供一种包含调色剂和载体的静电图像显影剂，其中调色剂包括平均粒径为3至9μm的调色剂颗粒，BET比表面积为40至120m 2 / g的疏水性二氧化硅微粒，和BET比表面积为40〜250m 2 / g的疏水钛化合物微粒; 并且其中所述载体是具有树脂涂层的树脂涂布载体。静电图像显影剂可以改善充电的环境依赖性，功率流动性，抵抗调色剂的结块和随时间变化的充电变化，以长时间提供具有优异图像质量的图像。

3. 发明授权

US6101358A Image-forming method 有权
标题翻译：成像方法
公开(公告)号：US6101358A
公开(公告)日：2000-08-08
申请号：US418826
申请日：1999-10-15
申请人： Takashi Imai , Akihiro Iizuka , Yoshifumi Iida , Hiroshi Nakazawa , Masanori Ichimura
发明人： Takashi Imai , Akihiro Iizuka , Yoshifumi Iida , Hiroshi Nakazawa , Masanori Ichimura
IPC分类号： G03G15/09 , G03G9/08 , G03G9/10 , G03G9/107 , G03G13/09 , G03G15/08
CPC分类号： G03G9/107 , G03G13/09 , G03G9/08 , G03G9/10
摘要： Provided is an image-forming method including a step of forming a layer of a developer on a surface of a developer support member disposed facing a latent image support member, a developing step of developing an electrostatic latent image on the latent image support member using the layer of the developer formed to obtain a toner image, a transferring step of transferring the toner image onto a transfer material and a fixing step of fixing the transferred toner image, wherein the developer support member has therein a development magnetic pole in which a magnetic force of a main pole is 100 mT or more, said developer having a toner and a carrier which has a volume average particle diameter of 50 .mu.m or less, and image formation method is conducted at a process speed of 200 mm/sec or more.In the image-forming method of the invention, high-quality images free from blurring in a half-tone portion adjacent to a solid image can be formed in a high-speed image-forming process using the two-component developer of a small particle diameter without migration of the carrier into the latent image.
摘要翻译：提供了一种图像形成方法，包括在面向潜像支撑部件设置的显影剂支撑部件的表面上形成显影剂层的步骤，使用该显影步骤使潜像支撑部件上的静电潜像显影形成以获得调色剂图像的显影剂层，将调色剂图像转印到转印材料上的转印步骤和固定转印的调色剂图像的定影步骤，其中显影剂支撑构件中具有显影磁极，其中磁力所述显影剂具有体积平均粒径为50μm以下的调色剂和载体，以200mm / sec以上的处理速度进行图像形成方法。在本发明的图像形成方法中，可以在使用小粒子的双组分显影剂的高速图像形成处理中形成没有与实心图像相邻的半色调部分中的模糊的高质量图像直径，而不会使载体迁移到潜像中。

4. 发明授权

US5884129A Electrostatic-image developer and image forming process 失效
标题翻译：静电图像显影剂和成像工艺
公开(公告)号：US5884129A
公开(公告)日：1999-03-16
申请号：US863914
申请日：1997-05-27
申请人： Masanori Ichimura , Michio Take , Hidekazu Yaguchi , Masaki Hashimoto , Takashi Imai , Hiroshi Takano , Masahiro Takagi , Akihiro Iizuka , Yuka Ishihara
发明人： Masanori Ichimura , Michio Take , Hidekazu Yaguchi , Masaki Hashimoto , Takashi Imai , Hiroshi Takano , Masahiro Takagi , Akihiro Iizuka , Yuka Ishihara
IPC分类号： G03G9/08 , G03G9/087 , G03G9/09 , G03G9/10 , G03G13/08 , G03G15/08 , G03G15/09
CPC分类号： G03G9/0821 , G03G13/08 , G03G9/0904 , G03G9/10
摘要： An electrostatic-image developer which comprises: (i) a toner comprising: (a) toner particles containing carbon black in an amount of from 6 to 8% by weight based on the weight of the toner particles and having a volume-average particle diameter of from 3 to 9 .mu.m; and (b) an external additive; and (ii) a resin-coated carrier having a volume resistivity of from 10.sup.7 to 10.sup.11 .OMEGA..multidot.cm in an electric field of 10.sup.3.8 V/cm and an average particle diameter of from 30 to 60 .mu.m. Also disclosed are a process for forming a black image and a process for forming a full-color image each using the electrostatic-image developer.
摘要翻译：一种静电图像显影剂，其包括：（i）调色剂，其包含：（a）基于调色剂颗粒的重量，含有6至8重量％的碳黑的调色剂颗粒，并且具有体积平均粒径 3〜9亩; 和（b）外部添加剂; 和（ii）电场为103.8V / cm，平均粒径为30〜60μm的体积电阻率为107〜1011欧米伽×厘米的树脂被覆载体。还公开了一种用于形成黑色图像的过程和用于形成使用静电图像显影剂的全色图像的处理。

5. 发明授权

US6096466A Developer and developing method 有权
标题翻译：开发和开发方法
公开(公告)号：US6096466A
公开(公告)日：2000-08-01
申请号：US244127
申请日：1999-02-04
申请人： Takashi Imai , Akihiro Iizuka , Yoshifumi Iida , Masanori Ichimura
发明人： Takashi Imai , Akihiro Iizuka , Yoshifumi Iida , Masanori Ichimura
IPC分类号： G03G9/08 , G03G9/10 , G03G9/107 , G03G9/113 , G03G13/09 , G03G15/08
CPC分类号： G03G13/09 , G03G9/10 , G03G9/107 , G03G9/1139 , G03G2215/0177
摘要： A developer for replenishment for use in a developing system in which a latent image on a latent image holding member is developed with a developing unit containing a two-component developer comprising a toner and a carrier while replenishing the developer with a developer for replenishment, the developer for replenishment comprising a carrier and from 1 to 30 parts by weight of a toner per 1 part by weight of the carrier, and the developer for replenishment having an electrical resistance substantially equal to that of the carrier previously contained in the developing unit, but giving a larger charge quantity to the toner than the carrier previously contained in the developing unit does. Also disclosed is a developing method using the developer for replenishment.
摘要翻译：一种用于补充显影剂的显影剂，其中潜像保持部件上的潜像用显影单元显影，所述显影单元含有包含调色剂和载体的双组分显影剂，同时用用于补充的显影剂补充显影剂，用于补充的显影剂，其包含载体和每1重量份载体1至30重量份的调色剂，并且用于补充的显影剂具有基本上等于显影单元中预先包含的载体的电阻，但是相对于先前容纳在显影单元中的载体，赋予调色剂更大的电荷量。还公开了一种使用显影剂进行补充的开发方法。

6. 发明授权

US06214512B1 Image forming method 失效
标题翻译：图像形成方法
公开(公告)号：US06214512B1
公开(公告)日：2001-04-10
申请号：US09006819
申请日：1998-01-14
申请人： Hiroshi Takano , Yuka Ishihara , Takashi Imai , Masanori Ichimura
发明人： Hiroshi Takano , Yuka Ishihara , Takashi Imai , Masanori Ichimura
IPC分类号： G03G1314
CPC分类号： G03G9/097 , G03G15/162
摘要： In an image forming method having the step of developing an electrostatic latent image on an electrostatic latent image carrying member using a toner layer on a developer carrying member, the step of transferring the developed toner image onto a belt transfer body 7 which is a first transfer body, and the step of transferring the toner image formed on the belt transfer body 7 onto a second transfer body 11, the surface resistance of the belt transfer body 7 is 108 to 1015 &OHgr;·cm, the toner is composed of at least resin particles containing a binding resin and a coloring material, and an additive, and the additive contains particles whose volume resistance is 107 to 1013 &OHgr;·cm.
摘要翻译：在具有使用显影剂承载构件上的调色剂层在静电潜像承载构件上显影静电潜像的步骤的图像形成方法中，将显影的调色剂图像转印到作为第一次转印的带转印体7上的步骤主体和将形成在带传送体7上的调色剂图像转印到第二转印体11上的步骤，带传送体7的表面电阻为108至1015欧米汞厘米，调色剂至少由树脂颗粒含有粘合树脂和着色材料的添加剂和添加剂，并且添加剂含有体积电阻为107〜1013欧姆·厘米的颗粒。

7. 发明授权

US5296324A Toner for developing electrostatic charge image and process for preparing the same 失效
标题翻译：用于显影静电荷图像的调色剂及其制备方法
公开(公告)号：US5296324A
公开(公告)日：1994-03-22
申请号：US877733
申请日：1992-05-04
申请人： Hideyuki Akagi , Susumu Saito , Masaru Miura , Takashi Imai , Masayuki Takei , Masanori Ichimura , Michio Take , Satoshi Inoue , Yasuo Yamamoto , Toshiaki Murofushi , Hiroshi Nakazawa , Koji Fukushima
发明人： Hideyuki Akagi , Susumu Saito , Masaru Miura , Takashi Imai , Masayuki Takei , Masanori Ichimura , Michio Take , Satoshi Inoue , Yasuo Yamamoto , Toshiaki Murofushi , Hiroshi Nakazawa , Koji Fukushima
IPC分类号： G03G9/08
CPC分类号： G03G9/0808 , G03G9/0827
摘要： A toner for developing an electrostatic charge image is disclosed, which is formed by adding and mixing an external additive with toner particles having an average particle size of not larger than 9 .mu.m and comprising at least a colorant and a binder resin, wherein the external additive is fine particles having a particle size of 20 to 80 nm. There is also disclosed a process for preparing the toner which comprises adding external additives to the toner particles and mixing them, wherein the addition and mixing of said external additive are carried out under specific conditions.
摘要翻译：公开了一种用于显影静电荷图像的调色剂，其通过将外部添加剂与平均粒度不大于9（my）m并且至少包含着色剂和粘合剂树脂的调色剂颗粒相加和混合而形成，其中外部添加剂是粒径为20〜80nm的细颗粒。还公开了一种调色剂的制备方法，其包括向调色剂颗粒中加入外部添加剂并进行混合，其中所述外部添加剂的添加和混合在特定条件下进行。

8. 发明申请

US20050208414A1 Electrophotographic toner, method for producing the same, electrophotographic developer, and image forming method 有权
标题翻译：电子照相色调剂，其制备方法，电子照相显影剂和成像方法
公开(公告)号：US20050208414A1
公开(公告)日：2005-09-22
申请号：US10963728
申请日：2004-10-14
申请人： Masaki Nakamura , Takashi Imai , Katsumi Daimon , Yuka Ishihara , Hirokazu Yamada , Hirokazu Hamano , Norihito Fukushima , Yasuhiro Arima
发明人： Masaki Nakamura , Takashi Imai , Katsumi Daimon , Yuka Ishihara , Hirokazu Yamada , Hirokazu Hamano , Norihito Fukushima , Yasuhiro Arima
IPC分类号： G03G9/087 , G03G9/08 , G03G9/093 , G03G9/097 , G03G15/20
CPC分类号： G03G9/09392 , G03G9/0821 , G03G9/0823 , G03G9/0825 , G03G9/0827 , G03G9/08782 , G03G9/09328 , G03G9/0935 , G03G9/09371 , G03G9/09716 , G03G9/09725
摘要： An electrophotographic toner having a core-shell structure including a crystalline resin in its core region or a sea-island structure including a crystalline resin in its island region, wherein the toner has 1) a resistance of 5.0×1012 Ω·cm or higher, 2) a dynamic viscosity coefficient of 3×103 Pa·s or higher at a temperature which is 50° C. higher than a melting point of the crystalline resin, and 3) a dynamic viscosity coefficient of 1×105 Pa·s or lower at a temperature which is 10° C. higher than the melting point of the crystalline resin.
摘要翻译：一种具有芯壳结构的核 - 壳结构的电子照相调色剂或其岛状区域中包含结晶树脂的海岛结构，其中调色剂具有1）电阻5.0×10 12 / > Omega.cm或更高，2）在比结晶树脂的熔点高50℃的温度下，动态粘度系数为3×10 3 Pa或更高，以及3）在比结晶树脂的熔点高10℃的温度下，动态粘度系数为1×10 5 Pa或更低。

9. 发明授权

US06942951B2 Image forming method 失效
标题翻译：图像形成方法
公开(公告)号：US06942951B2
公开(公告)日：2005-09-13
申请号：US10290376
申请日：2002-11-08
申请人： Katsumi Daimon , Takashi Imai , Manabu Serizawa , Hirokazu Hamano , Norihito Fukushima , Yuka Ishihara
发明人： Katsumi Daimon , Takashi Imai , Manabu Serizawa , Hirokazu Hamano , Norihito Fukushima , Yuka Ishihara
IPC分类号： G03G5/05 , G03G5/147 , G03G9/087 , G03G13/16 , G03G15/16 , G03G15/20 , G03G15/24 , G03G15/01
CPC分类号： G03G9/08755 , G03G13/16 , G03G2215/0119 , G03G2215/1695
摘要： The present invention provides an image forming method for efficiently thermoelectrically transferring and fixing a toner image formed on an electrostatic latent image carrier without scattering of the toner. The image forming method comprises the steps of charging a surface of an electrostatic latent image carrier; exposing the charged surface of the electrostatic latent image carrier to a light beam using optical data corresponding to image data to form a latent image; developing the latent image formed on the surface of the electrostatic latent image carrier with a developer for electrophotography containing a toner for electrophotography to form a toner image; and thermoelectrically transferring the toner image formed on the surface of said electrostatic latent image carrier onto a surface of a recording medium and simultaneously fixing thereon. The toner for electrophotography is comprised of a crystalline polyester resin, the surface temperature of a fixing unit therein is higher by 10° C. or greater than the melting point of said crystalline polyester resin, and the glass transition temperature of the outermost surface layer of the electrostatic latent image carrier is higher by 10° C. or greater than a surface temperature of the fixing unit.
摘要翻译：本发明提供一种图像形成方法，用于有效地热电转印和定影形成在静电潜像载体上的调色剂图像，而不会使调色剂飞散。图像形成方法包括以下步骤：对静电潜像载体的表面进行充电; 使用对应于图像数据的光学数据将静电潜像载体的带电表面暴露于光束以形成潜像; 用含有电子摄影用调色剂的电子照相显影剂显影形成在静电潜像载体的表面上的潜像，以形成调色剂图像; 并将形成在所述静电潜像载体的表面上的调色剂图像热电转印到记录介质的表面上并同时固定在其上。电子照相用调色剂由结晶性聚酯树脂构成，其中的定影单元的表面温度比所述结晶性聚酯树脂的熔点高10℃或更高，最外表面层的玻璃化转变温度静电潜像载体比定影单元的表面温度高10℃或更高。

10. 发明授权

US06864029B2 Electrophotographic toner, manufacture of the same, electrostatic latent image developer, and image forming method 有权
标题翻译：电子照相调色剂，其制造，静电潜像显影剂和成像方法
公开(公告)号：US06864029B2
公开(公告)日：2005-03-08
申请号：US10307313
申请日：2002-12-02
申请人： Hirokazu Hamano , Manabu Serizawa , Katsumi Daimon , Yuka Ishihara , Norihito Fukushima , Takashi Imai
发明人： Hirokazu Hamano , Manabu Serizawa , Katsumi Daimon , Yuka Ishihara , Norihito Fukushima , Takashi Imai
IPC分类号： G03G9/08 , G03G9/087 , G03G15/20
CPC分类号： G03G9/08782 , G03G9/0804 , G03G9/08755 , G03G9/08795 , G03G9/08797
摘要： The present invention uses a crystalline resin as a binding resin and provides a toner insuring excellent storability of a resulting image, a method of manufacturing the toner, an electrostatically charged image developer containing the toner, and an image forming method. In the electrophotographic toner containing toner mother particles comprising at least a binding resin and a colorant, a main component of said binding resin comprises a crystalline resin with a melting point in the range from 50 to 120° C. and an average volume particle size in the range from 3.0 to 7.5 μm, while an average value of the BET specific areas of said toner mother particles is in the range from 0.6 to 3.0 m2/g. The electrophotographic toner manufacturing method comprises the steps of coalescing or associating the binding resin particles with colorant particles, and cooling the aggregated particles at the rate of at least 1° C. per minute or more to a temperature below the crystallizing temperature of the binding resin to generate toner particles.
摘要翻译：本发明使用结晶树脂作为粘合树脂，并提供确保所得图像的优异保存性的调色剂，调色剂的制造方法，含有调色剂的带静电电荷的图像显影剂和图像形成方法。在含有至少包含粘合树脂和着色剂的调色剂母体颗粒的电子照相调色剂中，所述粘合树脂的主要成分包括熔点在50-120℃范围内的结晶树脂，平均体积粒径 3.0至7.5μm的范围，而所述调色剂母粒的BET比表面积的平均值在0.6-3.0m 2 / g的范围内。电子照相调色剂制造方法包括以下步骤：将结合树脂颗粒与着色剂颗粒聚结或结合，并且以至少1℃/分钟或更高的速率将聚集颗粒冷却至低于粘合树脂的结晶温度的温度以产生调色剂颗粒。

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