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11. 发明授权

US10444651B2 Carrier, developer, supplemental developer, image forming apparatus, image forming method, and process cartridge 有权
公开(公告)号：US10444651B2
公开(公告)日：2019-10-15
申请号：US15911443
申请日：2018-03-05
申请人： Mariko Takii , Koichi Sakata , Tohru Suganuma , Masahiro Seki , Masashi Nagayama , Toyoaki Tano , Kohsuke Miyazaki
发明人： Mariko Takii , Koichi Sakata , Tohru Suganuma , Masahiro Seki , Masashi Nagayama , Toyoaki Tano , Kohsuke Miyazaki
IPC分类号： G03G9/107 , G03G9/113 , G03G15/08 , G03G15/00
摘要： A carrier is provided including a core particle and a resin layer coating the surface of the core particle. The resin layer includes fine metal particles, and a detected metal element amount A obtained by X-ray photoelectron spectrometry of the surface of the carrier is in a range of 4.0 atomic %≤A≤20.0 atomic % and an average major-axis length B of the fine metal particle exposing from the resin layer is in a range of 100 nm≤B≤800 nm.

12. 发明申请

US20190018331A1 CARRIER FOR DEVELOPER OF ELECTROSTATIC LATENT IMAGE, TWO-COMPONENT DEVELOPER, REPLENISHING DEVELOPER, IMAGE FORMING APPARATUS, AND TONER STORED UNIT 审中-公开
公开(公告)号：US20190018331A1
公开(公告)日：2019-01-17
申请号：US16131566
申请日：2018-09-14
申请人： Mariko Takii , Koichi Sakata , Tohru Suganuma , Masahiro Seki , Masashi Nagayama , Shinya Nakagawa , Kei Niwayama
发明人： Mariko Takii , Koichi Sakata , Tohru Suganuma , Masahiro Seki , Masashi Nagayama , Shinya Nakagawa , Kei Niwayama
IPC分类号： G03G9/113 , G03G9/087 , G03G15/08
CPC分类号： G03G9/1139 , G03G9/08755 , G03G9/1075 , G03G9/1133 , G03G9/1136 , G03G15/0867
摘要： Provided is a carrier for a developer of an electrostatic latent image, the carrier including a core particle, and a resin layer covering the core particle, where the resin layer includes metal compound particles, wherein the metal compound particles include magnesium compound particles or barium compound particles, and an exposed amount B (atomic %) of the magnesium or the barium on a surface of the carrier particle satisfies a relationship below: 10.0≥B≥1.2.

13. 发明授权

US10234783B2 Carrier, developer, image forming apparatus, developer stored unit, and image forming method 有权
公开(公告)号：US10234783B2
公开(公告)日：2019-03-19
申请号：US15568947
申请日：2016-04-28
申请人： Koichi Sakata , Tohru Suganuma , Shohichi Sugimoto , Hiroshi Tohmatsu , Hiroyuki Kishida , Kenichi Mashiko , Toyoaki Tano
发明人： Koichi Sakata , Tohru Suganuma , Shohichi Sugimoto , Hiroshi Tohmatsu , Hiroyuki Kishida , Kenichi Mashiko , Toyoaki Tano
IPC分类号： G03G9/113
摘要： A carrier including a resin layer including at least one kind of particles, wherein the at least one kind of the particles are particles of barium sulfate, wherein an amount of Ba detected is 0.3 atomic % or greater in a Ba analysis through X-ray photoelectron spectroscopy (XPS) of the carrier, and wherein circle-equivalent diameters of the particles of the barium sulfate are 400 nm or greater but 900 nm or smaller.

14. 发明授权

US5652079A Carrier for dry two-component developer and method of producing the same 失效
标题翻译：用于干燥双组分显影剂的载体及其制备方法
公开(公告)号：US5652079A
公开(公告)日：1997-07-29
申请号：US568429
申请日：1995-12-06
申请人： Satoshi Mochizuki , Fumihiro Sasaki , Hidefumi Gohhara , Norio Yokoyama , Yutaka Sakai , Takahisa Kato , Tohru Suganuma , Susumu Kawakami , Hironori Hata
发明人： Satoshi Mochizuki , Fumihiro Sasaki , Hidefumi Gohhara , Norio Yokoyama , Yutaka Sakai , Takahisa Kato , Tohru Suganuma , Susumu Kawakami , Hironori Hata
IPC分类号： G03G9/113
CPC分类号： G03G9/1136
摘要： A carrier for a dry two-component developer, includes a core material and a silicone-modified acrylic resin layer coated on the surface of the core material, the silicone-modified acrylic resin layer including a silicone-modified acrylic resin, with the ratio of the percentage transmission of infrared spectrum Si--O stretching vibrations (T.sub.Si) of the silicone-modified acrylic resin layer to the percentage transmission of infrared spectrum C.dbd.O stretching vibrations (T.sub.C) thereof, T.sub.Si /T.sub.C, being at least 1.0. The silicone-modified acrylic resin layer can be made from a water-soluble synthetic resin solution containing a silicone macromonomer (A) with a vinyl group being introduced into one terminal thereof, and a vinyl monomer (B) which is copolymerizable with the silicone macromonomer (A), with the molecular weight of the silicone macromonomer (A) of the silicone-modified acrylic resin being in the range of 1,000 to 10,000. Methods of producing such carriers are provided.
摘要翻译：用于干燥双组分显影剂的载体包括芯材和涂覆在芯材表面上的硅氧烷改性丙烯酸树脂层，硅氧烷改性丙烯酸树脂层包含硅氧烷改性的丙烯酸树脂，其比例为硅氧烷改性丙烯酸树脂层的红外光谱Si-O伸缩振动（TSi）与红外光谱C = O伸缩振动（TC），TSi / TC的透射率百分比透射百分比至少为1.0。硅氧烷改性的丙烯酸树脂层可以由含有乙烯基的硅氧烷大分子单体（A）的一个末端的水溶性合成树脂溶液和与硅氧烷大分子单体共聚的乙烯基单体（B）（A），硅氧烷改性丙烯酸树脂的硅氧烷大分子单体（A）的分子量在1,000〜10,000的范围内。提供制造这种载体的方法。

15. 发明授权

US07438245B2 Milling and classifying apparatus, collision mill, air classifier, toner, and method for producing toner 有权
标题翻译：研磨和分级设备，碰撞磨机，空气分级机，调色剂和生产调色剂的方法
公开(公告)号：US07438245B2
公开(公告)日：2008-10-21
申请号：US11178457
申请日：2005-07-12
申请人： Masahiro Kawamoto , Kohta Wakimoto , Kohji Kubota , Mamoru Kawaguchi , Yoshiyuki Okegawa , Hideyuki Ueda , Masayuki Kakimoto , Hiroaki Sugiyama , Tomoyuki Yamada , Yuuichi Kohyama , Masato Kobayashi , Fumio Nishide , Kenkoh Degura , Hirofumi Yamanaka , Tohru Suganuma , Shoji Watanabe , Ikuo Tasaki
发明人： Masahiro Kawamoto , Kohta Wakimoto , Kohji Kubota , Mamoru Kawaguchi , Yoshiyuki Okegawa , Hideyuki Ueda , Masayuki Kakimoto , Hiroaki Sugiyama , Tomoyuki Yamada , Yuuichi Kohyama , Masato Kobayashi , Fumio Nishide , Kenkoh Degura , Hirofumi Yamanaka , Tohru Suganuma , Shoji Watanabe , Ikuo Tasaki
IPC分类号： B02B1/00 , B02B5/02 , B02C11/08 , B02C21/00
CPC分类号： B02C23/12 , B02C19/066 , B07B7/086 , G03G9/0817
摘要： Disclosed is a milling and classifying apparatus, adapted to produce toner fine particles, comprising a collision mill, and an air classifier, wherein the collision mill comprises a jet nozzle room, a path, a collision plate, and a collision member mounted to a support of the collision plate at downstream of the collision plate, the air classifier comprises a dispersion room and a classification room, the classification room is disposed below the dispersion room, and a flow stabilizer is arranged at a central suction of the separator core to control swirl stream generated within the classification room so as to centrifuge the powder into coarse particles and fine particles by action of the swirl stream.
摘要翻译：公开了一种用于生产调色剂细颗粒的研磨和分级设备，包括碰撞磨机和空气分级机，其中所述碰撞磨机包括喷射喷嘴室，路径，碰撞板和安装到支撑件上的碰撞构件在空气分级器包括分散室和分类室，分级室设置在分散室下方，流动稳定器布置在分离器芯的中心抽吸处以控制涡流在分级室内产生的流，以便通过旋流流的作用将粉末离心成粗颗粒和细颗粒。

16. 发明申请

US20060032952A1 Milling and classifying apparatus, collision mill, air classifier, toner, and method for producing toner 有权
标题翻译：研磨和分级设备，碰撞磨机，空气分级机，调色剂和生产调色剂的方法
公开(公告)号：US20060032952A1
公开(公告)日：2006-02-16
申请号：US11178457
申请日：2005-07-12
申请人： Masahiro Kawamoto , Kohta Wakimoto , Kohji Kubota , Mamoru Kawaguchi , Yoshiyuki Okegawa , Hideyuki Ueda , Masayuki Kakimoto , Hiroaki Sugiyama , Tomoyuki Yamada , Yuuichi Kohyama , Masato Kobayashi , Fumio Nishide , Kenkoh Degura , Hirofumi Yamanaka , Tohru Suganuma , Shoji Watanabe , Ikuo Tasaki
发明人： Masahiro Kawamoto , Kohta Wakimoto , Kohji Kubota , Mamoru Kawaguchi , Yoshiyuki Okegawa , Hideyuki Ueda , Masayuki Kakimoto , Hiroaki Sugiyama , Tomoyuki Yamada , Yuuichi Kohyama , Masato Kobayashi , Fumio Nishide , Kenkoh Degura , Hirofumi Yamanaka , Tohru Suganuma , Shoji Watanabe , Ikuo Tasaki
IPC分类号： B02C21/00
CPC分类号： B02C23/12 , B02C19/066 , B07B7/086 , G03G9/0817
摘要： Disclosed is a milling and classifying apparatus, adapted to produce toner fine particles, comprising a collision mill, and an air classifier, wherein the collision mill comprises a jet nozzle room, a path, a collision plate, and a collision member mounted to a support of the collision plate at downstream of the collision plate, the air classifier comprises a dispersion room and a classification room, the classification room is disposed below the dispersion room, and a flow stabilizer is arranged at a central suction of the separator core to control swirl stream generated within the classification room so as to centrifuge the powder into coarse particles and fine particles by action of the swirl stream.
摘要翻译：公开了一种用于生产调色剂细颗粒的研磨和分级设备，包括碰撞磨机和空气分级机，其中所述碰撞磨机包括喷射喷嘴室，路径，碰撞板和安装到支撑件上的碰撞构件在空气分级器包括分散室和分类室，分级室设置在分散室下方，流动稳定器布置在分离器芯的中心抽吸处以控制涡流在分级室内产生的流，以便通过旋流流的作用将粉末离心成粗颗粒和细颗粒。

17. 发明申请

US20050158648A1 Toner, developer, image forming method, image forming apparatus and toner manufacturing method 有权
标题翻译：调色剂，显影剂，成像方法，成像设备和调色剂制造方法
公开(公告)号：US20050158648A1
公开(公告)日：2005-07-21
申请号：US11009129
申请日：2004-12-13
申请人： Nobuyasu Makino , Masakazu Nakada , Tohru Suganuma , Fumitoshi Murakami
发明人： Nobuyasu Makino , Masakazu Nakada , Tohru Suganuma , Fumitoshi Murakami
IPC分类号： G03G9/08 , G03G9/087 , G03G9/113 , G03G15/08
CPC分类号： G03G9/0817 , G03G9/081 , G03G9/0819 , G03G9/0827
摘要： A toner includes toner particles which have a binder resin and a colorant. The toner has a weight average particle diameter of from 4 to 7 μm and includes toner particles having a circle equivalent diameter of from 0.6 to 2.0 μm in an amount not greater than 5% by quantity, toner particles having a particle diameter of from 3.17 to 4.00 μm in an amount of from 10 to 40% by quantity, toner particles having a diameter of from 4.00 to 5.04 μm in an amount of from 20 to 40% by quantity, and toner particles having a diameter not less than 12.7 μm in an amount of from 0 to 1.0% by weight. The toner satisfies the following relationship: 1.04≦D4/D1≦1.30, wherein D4 represents the weight average particle diameter and D1 represents a number average particle diameter of the toner.
摘要翻译：调色剂包括具有粘合剂树脂和着色剂的调色剂颗粒。该调色剂的重均粒径为4-7μm，并且包括量不大于5％的圆当量直径为0.6-2.0μm的调色剂颗粒，调色剂颗粒的粒径为3.17至量为10〜40％的调色剂颗粒，直径为4.00〜5.04μm的调色剂颗粒的量为20〜40％，调色剂颗粒的直径不小于12.7μm 的量为0至1.0重量％。调色剂满足以下关系：1.04 <= D4 / D1 <= 1.30，其中D4表示重均粒径，D1表示调色剂的数均粒径。

18. 发明授权

US06319646B1 Carrier for electrophotographic developer, method for manufacturing, developer, container including the developer, and image forming apparatus using the developer wherein the carrier satisfies the relationship 1.0≦C2/C1≦1.3 有权
标题翻译：用于电子照相显影剂的载体，用于制造载体的方法，包括载体的显影剂，包含显影剂的容器和使用显色剂的图像形成装置，其中载体满足关系1.0 <= C2 / C1 <= 1.3
公开(公告)号：US06319646B1
公开(公告)日：2001-11-20
申请号：US09663716
申请日：2000-09-18
申请人： Tohru Suganuma
发明人： Tohru Suganuma
IPC分类号： G03G900
CPC分类号： G03G9/1131 , G03G9/08 , G03G9/10 , G03G9/113
摘要： A carrier for electrophotographic developer, including a magnetic core material whose surface is coated with a resin, wherein the carrier satisfies the following relationship: 1.0≦C2/C1≦1.3 wherein C1 represents a charge quantity of a developer (1) including the carrier and a first toner after the developer (1) is subjected to a frictional charge treatment once, wherein concentration of the first toner in the developer (1) is 3% by weight; and C2 represents a charge quantity of a developer (2) including the carrier, which has been separated from the developer (1) subjected to the frictional charge treatment, and a second toner when the charge quantity is measured after the developer (2) is subjected to the frictional charge treatment once, wherein concentration of the second toner in the developer (2) is 3% by weight, wherein the first and second toner are the same or different.
摘要翻译：一种电子照相显影剂载体，其表面涂有树脂，其中载体满足以下关系：1.0 <= C2 / C1 <= 1.3其中C1表示显影剂（1）的电荷量，载体和第一调色剂在显影剂（1）进行摩擦充电处理一次之后，其中显影剂（1）中的第一调色剂的浓度为3重量％ C2表示包含载体的显影剂（2）的电荷量，该显影剂（2）已经与进行摩擦充电处理的显影剂（1）分离，并且当显影剂（2）为进行摩擦充电处理一次，其中显影剂（2）中第二调色剂的浓度为3重量％，其中第一和第二调色剂相同或不同。

19. 发明授权

US08012662B2 Method of manufacturing toner 有权
标题翻译：调色剂的制造方法
公开(公告)号：US08012662B2
公开(公告)日：2011-09-06
申请号：US12047460
申请日：2008-03-13
申请人： Tohru Suganuma
发明人： Tohru Suganuma
IPC分类号： G03G5/00
CPC分类号： G03G9/081 , G03G9/0817 , G03G9/0819 , G03G9/08755 , G03G9/08797
摘要： A method of manufacturing toner including; melting and kneading a mixture including a binder resin and a coloring agent; cooling down the melted and kneaded mixture to provide a cooled mixture; coarsely pulverizing the cooled mixture to provide a coarsely pulverized mixture; finely pulverizing the coarsely pulverized mixture by supplying it via a pulverized material supply to a pulverizer that includes a rotation axis, a rotor attached to the rotation axis, and stators arranged around the rotor with a gap between the stators and the surface of the rotor and that performs pulverization in a circular space formed by the gap; and classifying the finely pulverized material by a classifier into at least fine powder, a toner product and coarse powder, wherein the coarse powder is returned to the pulverized material supply as part of the coarsely pulverized mixture.
摘要翻译：一种制造调色剂的方法，包括：熔融捏合包括粘合剂树脂和着色剂的混合物; 冷却熔融和捏合的混合物以提供冷却的混合物; 将冷却的混合物粗粉碎以提供粗粉碎的混合物; 将粗粉碎的混合物通过粉碎材料供给粉碎，将粉碎物料供给到包括旋转轴的粉碎机，附着在旋转轴上的转子，以及定子围绕转子设置，定子与转子表面之间有间隙，其在由间隙形成的圆形空间中进行粉碎; 并且通过分级器将细粉碎的材料分选成至少细粉末，调色剂产物和粗粉末，其中粗粉末作为粗粉碎混合物的一部分返回到粉碎材料供应。

20. 发明授权

US07318990B2 Toner, developer, image forming method, image forming apparatus and toner manufacturing method 有权
标题翻译：调色剂，显影剂，成像方法，成像设备和调色剂制造方法
公开(公告)号：US07318990B2
公开(公告)日：2008-01-15
申请号：US11009129
申请日：2004-12-13
申请人： Nobuyasu Makino , Masakazu Nakada , Tohru Suganuma , Fumitoshi Murakami
发明人： Nobuyasu Makino , Masakazu Nakada , Tohru Suganuma , Fumitoshi Murakami
IPC分类号： G03G9/08
CPC分类号： G03G9/0817 , G03G9/081 , G03G9/0819 , G03G9/0827
摘要： A toner includes toner particles which have a binder resin and a colorant. The toner has a weight average particle diameter of from 4 to 7 μm and includes toner particles having a circle equivalent diameter of from 0.6 to 2.0 μm in an amount not greater than 5% by quantity, toner particles having a particle diameter of from 3.17 to 4.00 μm in an amount of from 10 to 40% by quantity, toner particles having a diameter of from 4.00 to 5.04 μm in an amount of from 20 to 40% by quantity, and toner particles having a diameter not less than 12.7 μm in an amount of from 0 to 1.0% by weight. The toner satisfies the following relationship: 1.04≦D4/D1≦1.30, wherein D4 represents the weight average particle diameter and D1 represents a number average particle diameter of the toner.
摘要翻译：调色剂包括具有粘合剂树脂和着色剂的调色剂颗粒。该调色剂的重均粒径为4-7μm，并且包括量不大于5％的圆当量直径为0.6-2.0μm的调色剂颗粒，调色剂颗粒的粒径为3.17至量为10〜40％的调色剂颗粒，直径为4.00〜5.04μm的调色剂颗粒的量为20〜40％，调色剂颗粒的直径不小于12.7μm 的量为0至1.0重量％。调色剂满足以下关系：1.04 <= D 4 / D 1 <= 1.30，其中D 4表示重均粒径，D 1表示调色剂的数均粒径。

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