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公开(公告)号:US10067438B2
公开(公告)日:2018-09-04
申请号:US15522306
申请日:2015-09-29
申请人: Yoshihiro Murasawa , Hiroshi Tohmatsu , Hitoshi Iwatsuki , Mariko Takii , Koichi Sakata , Hiroyuki Kishida , Toyoaki Tano , Kenichi Mashiko
发明人: Yoshihiro Murasawa , Hiroshi Tohmatsu , Hitoshi Iwatsuki , Mariko Takii , Koichi Sakata , Hiroyuki Kishida , Toyoaki Tano , Kenichi Mashiko
CPC分类号: G03G9/1075 , G03G9/08755 , G03G9/08795 , G03G9/08797 , G03G9/0902 , G03G9/113 , G03G9/1131 , G03G9/1139
摘要: Provided is an electrostatic latent image developing white toner, including: a white toner including at least a binder resin, a white pigment, and a release agent; and a magnetic carrier including at least a core material, and a coating layer coating the core material and made of a coating resin and conductive particles, wherein Ra of the magnetic carrier is in a range of from 0.50 μm to 1.00 μm, and a bulk density of the magnetic carrier is in a range of from 2.08 g/cm3 to 2.24 g/cm3.
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公开(公告)号:US09791808B2
公开(公告)日:2017-10-17
申请号:US13007813
申请日:2011-01-17
申请人: Jun Aoto , Hidetaka Kubo , Kenichi Mashiko , Sayaka Katoh , Shinichi Nitta , Shigeo Oonuma
发明人: Jun Aoto , Hidetaka Kubo , Kenichi Mashiko , Sayaka Katoh , Shinichi Nitta , Shigeo Oonuma
CPC分类号: G03G15/162 , G03G15/14 , G03G15/16
摘要: The surface layer of an intermediate transfer belt has a concavo-convex pattern formed thereon by spherical resin particles which are independently embedded in the layer so that the embedment rate in the thickness direction of the layer is higher than 50% but lower than 100%.
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公开(公告)号:US08760717B2
公开(公告)日:2014-06-24
申请号:US13419808
申请日:2012-03-14
申请人: Hidetaka Kubo , Jun Aoto , Kenichi Mashiko , Sayaka Katoh , Shinichi Nitta
发明人: Hidetaka Kubo , Jun Aoto , Kenichi Mashiko , Sayaka Katoh , Shinichi Nitta
CPC分类号: G03G15/162 , G03G2215/0177
摘要: To provide an intermediate transfer belt, containing a base, an elastic layer formed on the base, and spherical particles deposited on a surface of the elastic layer, in which wherein the elastic layer has micro rubber hardness of 40° or lower in the environment of 10° C. and 15% RH, and the intermediate transfer belt is designed to be mounted in an image forming apparatus.
摘要翻译: 为了提供一种中间转印带,其包含基材,形成在基材上的弹性层和沉积在弹性层表面上的球形颗粒,其中弹性层在环境中具有40°或更低的微橡胶硬度 10℃和15%RH,并且中间转印带被设计成安装在图像形成装置中。
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公开(公告)号:US20200183297A1
公开(公告)日:2020-06-11
申请号:US16305196
申请日:2017-05-26
申请人: Haruki MURATA , Hiroyuki KISHIDA , Toyoaki TANO , Kenichi MASHIKO , Masato TAIKOJI , Mariko TAKII , Yoshihiro MURASAWA
发明人: Haruki MURATA , Hiroyuki KISHIDA , Toyoaki TANO , Kenichi MASHIKO , Masato TAIKOJI , Mariko TAKII , Yoshihiro MURASAWA
摘要: A carrier for developing an electrostatic latent image includes a core material particle and a resin layer covering a surface of the core material particle. The resin layer includes a resin and at least one kind of a fine particle. At least one kind of the fine particles includes a chargeable fine particle. The chargeable fine particle has a long diameter of 400 to 900 nm. The chargeable fine particle has a shape factor SF-1 of 160 to 250.
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5.
公开(公告)号:US20170329247A1
公开(公告)日:2017-11-16
申请号:US15522306
申请日:2015-09-29
申请人: Yoshihiro MURASAWA , Hiroshi TOHMATSU , Hitoshi IWATSUKI , Mariko TAKII , Koichi SAKATA , Hiroyuki KISHIDA , Toyoaki TANO , Kenichi MASHIKO
发明人: Yoshihiro MURASAWA , Hiroshi TOHMATSU , Hitoshi IWATSUKI , Mariko TAKII , Koichi SAKATA , Hiroyuki KISHIDA , Toyoaki TANO , Kenichi MASHIKO
CPC分类号: G03G9/1075 , G03G9/08755 , G03G9/08795 , G03G9/08797 , G03G9/0902 , G03G9/113 , G03G9/1131 , G03G9/1139
摘要: Provided is an electrostatic latent image developing white toner, including: a white toner including at least a binder resin, a white pigment, and a release agent; and a magnetic carrier including at least a core material, and a coating layer coating the core material and made of a coating resin and conductive particles, wherein Ra of the magnetic carrier is in a range of from 0.50 μm to 1.00 μm, and a bulk density of the magnetic carrier is in a range of from 2.08 g/cm3 to 2.24 g/cm3.
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公开(公告)号:US08718520B2
公开(公告)日:2014-05-06
申请号:US13528287
申请日:2012-06-20
申请人: Hidetaka Kubo , Jun Aoto , Kenichi Mashiko , Sayaka Katoh
发明人: Hidetaka Kubo , Jun Aoto , Kenichi Mashiko , Sayaka Katoh
IPC分类号: G03G15/01
CPC分类号: G03G15/162
摘要: To provide an intermediate transfer belt, which contains a base layer, and an elastic layer formed on the base layer, wherein the base layer contains polyimide which has a constitutional unit derived from pyromellitic acid and a constitutional unit derived from diaminodiphenyl ether, wherein the intermediate layer has a curling amount of 1.5 mm or less in an absolute value, and wherein the intermediate transfer belt is configured to receive, by transferring, a toner image formed by developing, with a toner, a latent image formed on an image bearing member.
摘要翻译: 为了提供含有基底层的中间转印带和形成在基材层上的弹性层,其中基层含有具有源自均苯四酸的结构单元的聚酰亚胺和衍生自二氨基二苯醚的结构单元,其中中间体 层的绝对值为1.5mm以下的卷曲量,并且其中中间转印带被配置为通过转印通过用调色剂显影形成的调色剂图像来接收形成在图像承载部件上的潜像。
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7.
公开(公告)号:US08521073B2
公开(公告)日:2013-08-27
申请号:US13239528
申请日:2011-09-22
申请人: Hidetaka Kubo , Jun Aoto , Kenichi Mashiko , Shinichi Nitta , Sayaka Katoh
发明人: Hidetaka Kubo , Jun Aoto , Kenichi Mashiko , Shinichi Nitta , Sayaka Katoh
IPC分类号: G03G15/01
CPC分类号: G03G15/162
摘要: An intermediate transfer member including a base layer as first layer, an elastic layer as second layer, and a particle layer as third layer and containing fine spherical particles arranged in plane direction thereof where the particle layer has a concavo-convex pattern formed by the fine spherical particles, the elastic layer and the particle layer being formed on the base layer in this order, wherein the intermediate transfer member has a Martens hardness of 1.0 N/mm2 or lower and an elastic recovery rate of 75% or higher when the intermediate transfer member is indented at a load of 40 mN under conditions of 25° C. and 50% RH, wherein an embedment rate of the fine spherical particles in the elastic layer is 33% to 99%, and wherein the intermediate transfer member is configured to receive a toner image formed by developing, with a toner, a latent image on an image bearing member.
摘要翻译: 一种中间转印部件,其包括作为第一层的基底层,作为第二层的弹性层和作为第三层的颗粒层,并且包含在其平面方向上布置的细小球形颗粒,其中所述颗粒层具有由所述微细形成的凹凸图案 球形颗粒,弹性层和颗粒层依次形成在基层上,其中中间转印部件的马氏体硬度为1.0N / mm 2以下,弹性回复率为75%以上时,中间转印 在25℃,50%RH的条件下,在40mN的载荷下成形件成形,其中弹性层中的细球形颗粒的嵌入速率为33%至99%,其中中间转印部件被构造成 接收由图像承载部件上的潜像显影而形成的调色剂图像。
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公开(公告)号:US10915035B2
公开(公告)日:2021-02-09
申请号:US16305196
申请日:2017-05-26
申请人: Haruki Murata , Hiroyuki Kishida , Toyoaki Tano , Kenichi Mashiko , Masato Taikoji , Mariko Takii , Yoshihiro Murasawa
发明人: Haruki Murata , Hiroyuki Kishida , Toyoaki Tano , Kenichi Mashiko , Masato Taikoji , Mariko Takii , Yoshihiro Murasawa
摘要: A carrier for developing an electrostatic latent image includes a core material particle and a resin layer covering a surface of the core material particle. The resin layer includes a resin and at least one kind of a fine particle. At least one kind of the fine particles includes a chargeable fine particle. The chargeable fine particle has a long diameter of 400 to 900 nm. The chargeable fine particle has a shape factor SF-1 of 160 to 250.
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9.
公开(公告)号:US20200319571A1
公开(公告)日:2020-10-08
申请号:US16835385
申请日:2020-03-31
申请人: Kento TAKEUCHI , Yutaka MAKIBE , Kenichi MASHIKO , Masato TAIKOJI , Kei NIWAYAMA
发明人: Kento TAKEUCHI , Yutaka MAKIBE , Kenichi MASHIKO , Masato TAIKOJI , Kei NIWAYAMA
摘要: An electrophotographic developer is provided. The electrophotographic developer comprises a toner and a carrier. The toner contains alumina particles. The carrier comprises a core particle and a resin layer coating a surface of the core particle. The carrier has a volume average particle diameter (Dv) of from 45 to 70 μm and a bulk density of from 2.1 to 2.5 g/cm3.
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10.
公开(公告)号:US20180120724A1
公开(公告)日:2018-05-03
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
CPC分类号: G03G9/1139 , G03G9/1136 , G03G9/1137
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 photo-electron 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.
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