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1. 发明申请

US20090011347A1 ELECTROPHOTOGRAPHIC TONER, ELECTROPHOTOGRAPHIC DEVELOPER, TONER CARTRIDGE, AND IMAGE FORMING METHOD 有权
标题翻译：电子印刷墨粉，电子显影剂，墨粉盒和图像形成方法
公开(公告)号：US20090011347A1
公开(公告)日：2009-01-08
申请号：US12046957
申请日：2008-03-12
申请人： Katsumi DAIMON , Yutaka SUGIZAKI , Susumu YOSHINO , Hiroshi NAKAZAWA
发明人： Katsumi DAIMON , Yutaka SUGIZAKI , Susumu YOSHINO , Hiroshi NAKAZAWA
IPC分类号： G03G13/14 , G03G9/087 , G03G9/097
CPC分类号： G03G9/08755 , G03G9/08795 , G03G9/08797
摘要： The invention provides an electrophotographic toner having a crystalline polyester resin; a non-crystalline polyester resin; a colorant; and a releasing agent. A resin (i), that is included in a toluene-soluble component of the toner and having a molecular weight of 30,000 to 100,000 as measured by gel permeation chromatography relative to polystyrene standards, has an acid value A. A resin (ii), that is included in a toluene-soluble component of the toner and having a molecular weight of 8,000 to 12,000 as measured by gel permeation chromatography relative to polystyrene standards, has an acid value B. A resin (iii), that is included in a toluene-insoluble component of the toner, has an acid value C. The acid values A, B, and C satisfy the inequation of B>A>C. The invention further provides an electrophotographic developer using the toner, a toner cartridge storing the toner, and an image forming method using the developer.
摘要翻译：本发明提供具有结晶聚酯树脂的电子照相调色剂; 非结晶聚酯树脂; 着色剂和脱模剂。包含在调色剂的甲苯可溶组分中，通过凝胶渗透色谱法测定的分子量为30,000至100,000的树脂（ⅰ）的酸值为A。树脂（ⅱ），包括在调色剂的甲苯可溶性组分中并且通过凝胶渗透色谱法相对于聚苯乙烯标准测量的分子量为8,000至12,000，具有酸值B.将包含在甲苯中的树脂（ⅲ）调色剂的不溶成分，具有酸值C.酸值A，B和C满足B> A> C的不等式。本发明还提供使用调色剂的电子照相显影剂，存储调色剂的调色剂盒和使用显影剂的图像形成方法。

2. 发明授权

US06468707B1 Image-forming process and image-forming apparatus 失效
标题翻译：图像形成处理和图像形成装置
公开(公告)号：US06468707B1
公开(公告)日：2002-10-22
申请号：US09576548
申请日：2000-05-24
申请人： Hiroyoshi Okuno , Akira Matsumoto , Tsutomu Kubo , Yusaku Shibuya , Yutaka Sugizaki , Masahiro Okita , Naotaka Mukoyama
发明人： Hiroyoshi Okuno , Akira Matsumoto , Tsutomu Kubo , Yusaku Shibuya , Yutaka Sugizaki , Masahiro Okita , Naotaka Mukoyama
IPC分类号： G03G1314
CPC分类号： G03G9/097 , G03G9/09708 , G03G13/08
摘要： An image-forming process capable of keeping a high transfer efficiency for a long period of time, reducing the amount of the toner to be recovered and wasted and obtaining stabilized images without causing image quality defects such as density lowering, density unevenness, ghosts, fog, etc., wherein inorganic fine particles contained in a toner transfer from the toner to an electrostatic latent image holder surface and attach thereto, the attached amount of the inorganic fine particles to the electrostatic latent image holder surface is from 1 to 20% as the average occupied area ratio (CAV) in the electrostatic latent image holder surface, and the difference (CMAX−CMIN) of the maximum occupied area ratio and the minimum occupied area ratio of the attached inorganic fine particles in the electrostatic latent image holder surface is not larger than about 5%.
摘要翻译：能够长期保持高转印效率的图像形成工艺，减少要回收和浪费的调色剂的量并获得稳定的图像，而不会引起诸如密度降低，浓度不均匀，重影，雾的图像质量缺陷等等，其中包含在调色剂中的调色剂中的无机细颗粒从静电潜像保持器表面转移到静电潜像保持器表面并附着在其上，无机细颗粒附着到静电潜像保持器表面的量为1至20％静电潜像保持体表面的平均占据面积比（CAV）和静电潜像保持体表面中附着的无机微粒的最大占据面积比和最小占据面积比的差（CMAX-CMIN）大于约5％。

3. 发明授权

US6120959A Black toner for developing electrostatic latent image 有权
标题翻译：用于显影静电潜像的黑色调色剂
公开(公告)号：US6120959A
公开(公告)日：2000-09-19
申请号：US386375
申请日：1999-08-31
申请人： Yutaka Sugizaki , Hirokazu Hamano
发明人： Yutaka Sugizaki , Hirokazu Hamano
IPC分类号： G03G9/08 , G03G9/09 , G03G9/00
CPC分类号： G03G9/0904
摘要： A black toner for developing electrostatic latent images having colored particles and external additive(s) and the colored particles containing at least a binder resin, carbon black, a cyan pigment, a magenta pigment, and a yellow pigment. The concentration (C.sub.CB weight %) of carbon black, the concentration (C.sub.C weight %) of the cyan pigment, the concentration (C.sub.M weight %) of the magenta pigment, and the concentration (C.sub.Y weight %) of the yellow pigment in the colored particles preferably satisfy the following relationship (1);C.sub.CB .gtoreq.C.sub.M .gtoreq.C.sub.C .gtoreq.C.sub.Y ( 1).The black toner has the charging property, etc., suitable for forming black images and a high black density without showing color rendering.
摘要翻译：用于显影具有着色颗粒和外部添加剂的静电潜像的黑色调色剂和至少含有粘合剂树脂，炭黑，青色颜料，品红色颜料和黄色颜料的着色颗粒。炭黑的浓度（CCB重量％），青色颜料的浓度（CC重量％），品红色颜料的浓度（CM重量％）和黄色颜料的浓度（CY重量％）在着色颗粒优选满足以下关系式（1）; CCB> / = CM> / = CC> / = CY（1）。黑色调色剂具有充电性能等适合于形成黑色图像和高黑色密度而不显示显色。

4. 发明授权

US5747206A Electrophotographic photoreceptor 失效
标题翻译：电子照相感光体
公开(公告)号：US5747206A
公开(公告)日：1998-05-05
申请号：US698006
申请日：1996-08-13
申请人： Takeshi Agata , Akira Imai , Yasuo Yamamoto , Yutaka Sugizaki , Katsuhiro Sato
发明人： Takeshi Agata , Akira Imai , Yasuo Yamamoto , Yutaka Sugizaki , Katsuhiro Sato
IPC分类号： G03G5/06 , G03G5/07 , G03G5/14 , G03G15/04
CPC分类号： G03G5/142 , G03G5/071
摘要： An electrophotographic photoreceptor comprising a conductive substrate having thereon an undercoat layer and a photoconductive layer, the undercoat layer comprising a specific polymer compound which is prepared by using at least one of monomers represented by formula (1): ##STR1## wherein R.sup.1 represents a hydrogen atom or a methyl group; and A represents a group represented by formula (2), (3), (4), (5) or (6): ##STR2## where the symbols in the above formulae are defined in the specification.
摘要翻译：一种电子照相感光体，包括其上具有底涂层和光电导层的导电基底，底涂层包含通过使用由式（1）表示的单体中的至少一种制备的特定聚合物化合物：其中R1 表示氢原子或甲基; （2），（3），（4），（5）或（6）表示的基团：A表示由式（2），（3），（4），（5）或（6）表示的基团：（3） 5）（6）其中上述公式中的符号在规范中定义。

5. 发明授权

US5665511A Surface-treated inorganic fine particle and electrophotographic developer using the same 失效
标题翻译：表面处理无机细颗粒和使用其的电子照相显影剂
公开(公告)号：US5665511A
公开(公告)日：1997-09-09
申请号：US471729
申请日：1995-06-06
申请人： Takashi Imai , Satoshi Inoue , Masanori Ichimura , Yutaka Sugizaki , Susumu Saito , Masaru Miura , Michio Take , Yasuo Yamamoto , Koji Fukushima , Manabu Serizawa
发明人： Takashi Imai , Satoshi Inoue , Masanori Ichimura , Yutaka Sugizaki , Susumu Saito , Masaru Miura , Michio Take , Yasuo Yamamoto , Koji Fukushima , Manabu Serizawa
IPC分类号： C09K3/00 , C09K3/16 , C09K3/18 , G03G9/08 , G03G9/097
CPC分类号： G03G9/09708 , G03G9/09716 , Y10S430/104
摘要： A surface-treated inorganic fine particle includes an inorganic fine particle, a hydrophobizing agent deposited on the surface of the inorganic fine particle and an amino group-containing coupling agent deposited on the surface of the inorganic fine particle, wherein the hydrophobizing agent and the amino group-containing coupling agent in a ratio of 1/(0.01 to 0.1) by weight are deposited on the surface of the inorganic fine particle by treating the surface of the inorganic fine particle with the hydrophobizing agent and the amino group-containing coupling agent. An electrophotographic developer contains toner particles and the surface-treated inorganic fine particles.
摘要翻译：表面处理无机细颗粒包括无机细颗粒，沉积在无机细颗粒表面上的疏水化剂和沉积在无机细颗粒表面上的含氨基偶联剂，其中疏水化剂和氨基通过用疏水化剂和含氨基的偶联剂处理无机细颗粒的表面，将1 /（0.01至0.1）重量比的含基团的偶联剂沉积在无机细颗粒的表面上。电子照相显影剂含有调色剂颗粒和表面处理的无机细颗粒。

6. 发明授权

US06171747B2 Image forming method 有权
标题翻译：图像形成方法
公开(公告)号：US06171747B2
公开(公告)日：2001-01-09
申请号：US09386368
申请日：1999-08-31
申请人： Yutaka Sugizaki , Hirokazu Hamano
发明人： Yutaka Sugizaki , Hirokazu Hamano
IPC分类号： G03G1316
CPC分类号： G03G9/097 , G03G9/0823 , G03G9/09 , G03G13/09
摘要： Provided is an image forming method including at least a latent image-forming step of forming an electrostatic latent image on a latent image support, a developer layer-forming step of forming a developer layer on a surface of a developer support disposed opposite the latent image support, a developing step of developing the electrostatic latent image on the latent image support with the toner in the developer layer to form a toner image, and a transferring step of transferring the toner image onto a transfer material, characterized in that the latent image support is obtained by forming at least an organic photoconductive layer on a surface of an electroconductive support, the toner is composed of color particles containing at least a binder resin and a coloring agent, a volume average particle diameter of the color particles is between 2.0 and 5.0 &mgr;m, the ratio of the color particles of 1.0 &mgr;m or less is 20% or less in terms of the number of distribution, and the ratio of the color particles exceeding 5.0 &mgr;m is 10% or less in terms of the number of distribution, and the coloring agent is pigment particles. The invention provides the image forming method which can give an image excellent in the fine line reproducibility and the gradation without the disorder of the image and which can suppress deterioration of the latent image support owing to damage or wearing-out of the surface of the latent image support having the organic photoconductive layer.
摘要翻译：提供了一种图像形成方法，其至少包括在潜像载体上形成静电潜像的潜像形成步骤，在与潜像相对设置的显影剂载体的表面上形成显影剂层的显影剂层形成步骤支撑，显影步骤，用显影剂层中的调色剂在潜像载体上显影静电潜像，以形成调色剂图像;以及转印步骤，将调色剂图像转印到转印材料上，其特征在于，潜像载体通过在导电性支持体的表面上形成至少有机光电导层而获得，调色剂由至少含有粘合剂树脂和着色剂的着色粒子构成，着色粒子的体积平均粒径为2.0〜5.0 妈妈，1.0μm以下的着色粒子的比例为分散数的20％以下，颜色的比例超过5.0μm的颗粒的分布数量为10％以下，着色剂为颜料颗粒。本发明提供了能够使细线再现性和灰度无差异的图像赋予图像的图像形成方法该图像并且可以抑制由于具有有机光电导层的潜像载体的表面的损坏或磨损而导致的潜像支持体的劣化。

7. 发明授权

US6096463A Image forming method 有权
标题翻译：图像形成方法
公开(公告)号：US6096463A
公开(公告)日：2000-08-01
申请号：US386342
申请日：1999-08-31
申请人： Hirokazu Hamano , Yutaka Sugizaki
发明人： Hirokazu Hamano , Yutaka Sugizaki
IPC分类号： G03G9/08 , G03G9/09 , G03G13/20 , G03G15/01 , G03G15/08 , G03G15/20 , G03G13/01
CPC分类号： G03G9/0821 , G03G13/20 , G03G9/09 , G03G9/0906
摘要： An image forming method including developing an electrostatic latent image formed on an electrostatic latent image carrier with a toner containing colored particles comprised of at least a binder resin and a coloring agent to form a toner image, transferring the toner image to a transfer material to form a transferred image, and fixing the transferred image on the transfer material, wherein the toner is made up of at least a binder resin and colored particles containing a coloring agent, the volume mean particle size of the colored particles is from 2.0 to 5.0 .mu.m, the colored particles of 1.0 .mu.m or smaller are 20 number % or lower, and the colored particles of 5.0 .mu.m or larger are 10 number % or lower. The image forming method has a high reproducibility of fine lines and forms an image of a high quality without forming uneven gloss in the image and between the image area and the non-image area and without causing problems such as offset and paper clogging.
摘要翻译：一种图像形成方法，包括使含有由至少粘合剂树脂和着色剂组成的着色颗粒的调色剂在静电潜像载体上形成的静电潜像显影以形成调色剂图像，将调色剂图像转印到转印材料上形成转印图像，并将转印图像固定在转印材料上，其中调色剂由至少粘合剂树脂和含有着色剂的着色颗粒组成，着色颗粒的体积平均粒径为2.0-5.0μm 1.0μm以下的着色粒子为20个数％以下，5.0μm以上的着色粒子为10个数％以下。图像形成方法具有高精细线的再现性，并且形成高质量的图像，而不会在图像中以及图像区域和非图像区域之间形成不均匀的光泽，并且不会引起诸如偏移和纸张堵塞的问题。

8. 发明授权

US5958642A Toner for developing an electrostatic charge image, developing agent for electrostatic charge image and image formation method 失效
标题翻译：用于显影静电荷图像的调色剂，用于静电荷图像的显影剂和图像形成方法
公开(公告)号：US5958642A
公开(公告)日：1999-09-28
申请号：US102358
申请日：1998-06-23
申请人： Shinpei Takagi , Yasuhiro Oya , Etsuo Tominaga , Toyohumi Inoue , Tomohiro Takeda , Masahiro Uchida , Haruhide Ishida , Kouzou Ota , Hirokazu Hamano , Yusaku Shibuya , Jun Igarashi , Atsuhiko Eguchi , Yutaka Sugizaki
发明人： Shinpei Takagi , Yasuhiro Oya , Etsuo Tominaga , Toyohumi Inoue , Tomohiro Takeda , Masahiro Uchida , Haruhide Ishida , Kouzou Ota , Hirokazu Hamano , Yusaku Shibuya , Jun Igarashi , Atsuhiko Eguchi , Yutaka Sugizaki
IPC分类号： G03G9/083 , G03G9/08 , G03G9/087 , G03G9/113 , G03G15/08 , G03G9/097 , G03G13/22
CPC分类号： G03G9/08706 , G03G9/08704 , G03G9/08782
摘要： The toner for developing an electrostatic charge image comprises a colorant, a binding resin and a resin copolymer of aliphatic hydrocarbon and aromatic hydrocarbon having 9 or more of carbon atoms. Preferably, the toner further comprises a wax. The endothermic peak of the wax at DSC is preferably from 70 to 100.degree. C. The petroleum resin copolymer preferably has a ring and ball softening point of from 80 to 170.degree. C., and the binding resin is preferably a polyester resin. The weight ratio of the aromatic hydrocarbon monomer and the aliphatic hydrocarbon monomer of the petroleum resin copolymer is preferably from 99:1 to 50:50.
摘要翻译：用于显影静电荷图像的调色剂包括着色剂，粘合树脂和脂族烃和具有9个或更多个碳原子的芳族烃的树脂共聚物。优选地，调色剂还包含蜡。 DSC中的蜡的吸热峰优选为70〜100℃。石油树脂共聚物的环球软化点优选为80〜170℃，粘合树脂优选为聚酯树脂。石油树脂共聚物的芳香族烃单体和脂肪族烃单体的重量比优选为99:1〜50:50。

9. 发明授权

US5320925A Electrophotographic toner composition 失效
标题翻译：电子照相色调剂组成
公开(公告)号：US5320925A
公开(公告)日：1994-06-14
申请号：US879287
申请日：1992-05-07
申请人： Takashi Imai , Satoshi Inoue , Masanori Ichimura , Yutaka Sugizaki , Susumu Saito , Masaru Miura , Michio Take , Yasuo Yamamoto , Koji Fukushima , Manabu Serizawa
发明人： Takashi Imai , Satoshi Inoue , Masanori Ichimura , Yutaka Sugizaki , Susumu Saito , Masaru Miura , Michio Take , Yasuo Yamamoto , Koji Fukushima , Manabu Serizawa
IPC分类号： G03G9/08 , G03G9/097
CPC分类号： G03G9/0819 , G03G9/09716
摘要： An electrophotographic toner composition comprising (A) toner particles with an average particle diameter of 9 .mu.m or less comprising at least a binder resin and a colorant, and (B) an additive, wherein the additive is a fine metal oxide powder surface coated with at least one agent for imparting hydrophobic property selected from the group consisting of the following formulae (1), (2) and (3):R.sub.1 Si(X).sub.3R.sub.1 R.sub.2 Si(X).sub.2R.sub.1 R.sub.2 R.sub.3 Si(X).sub.1wherein R.sub.1 represents a substituted or unsubstituted alkyl group having a molecular weight of 113 or more, R.sub.2 and R.sub.3 each represents hydrogen, an alkyl group or an allyl group, and X represents chlorine, an alkoxy group or an acetoxy group. The toner composition causes no impaction to a carrier and no adhesion of the toner particles to a photoreceptor, and can form stable, sufficient images for a long time.
摘要翻译：一种电子照相调色剂组合物，其包含（A）平均粒径为9μm或更小的调色剂颗粒至少包含粘合剂树脂和着色剂，和（B）添加剂，其中所述添加剂是涂覆有金属氧化物粉末表面的金属表面至少一种赋予选自下式（1），（2）和（3）的疏水性的试剂：R1Si（X）3 R1R2Si（X）2 R1R2R3Si（X）1其中R1表示取代或未取代的分子量为113以上的烷基，R2和R3各自表示氢，烷基或烯丙基，X表示氯，烷氧基或乙酰氧基。调色剂组合物不会对载体造成冲击，并且不会使调色剂颗粒粘附到感光体上，并且可以长时间形成稳定的足够的图像。

10. 发明授权

US5288578A Positively chargeable carrier 失效
标题翻译：可积极承运人
公开(公告)号：US5288578A
公开(公告)日：1994-02-22
申请号：US882023
申请日：1992-05-13
申请人： Yutaka Sugizaki , Susumu Saito , Hirotaka Matsuoka , Masanori Ichimura , Masaru Miura , Takashi Imai
发明人： Yutaka Sugizaki , Susumu Saito , Hirotaka Matsuoka , Masanori Ichimura , Masaru Miura , Takashi Imai
IPC分类号： G03G9/097 , G03G9/113 , G03G9/10
CPC分类号： G03G9/1134 , G03G9/1131 , G03G9/1138
摘要： A positively chargeable carrier for developing electrostatic charge images having good surface staining resistance and good environmental reliance of charging is disclosed, which comprises a core material having formed thereon an interlayer having a triboelectrification controlling function and having a nitrogen atom content of from 5 ppm to 75 ppm based on the weight of the core material, and a releasable coated layer formed on the interlayer. A two-component developer using the carrier is also disclosed.
摘要翻译：公开了一种用于显影具有良好的表面耐污染性和良好的充电环境依赖性的静电荷图像的可带正电的载体，其包括在其上形成有具有摩擦带电控制功能并且氮原子含量为5ppm至75的中间层的芯材料基于芯材的重量的ppm，以及形成在中间层上的可剥离的涂层。还公开了使用载体的双组分显影剂。

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