会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 46. 发明专利
    • Image forming apparatus
    • 图像形成装置
    • JP2009069531A
    • 2009-04-02
    • JP2007238456
    • 2007-09-13
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • NAKAJIMA SHINYANINOMIYA MASANOBUNAKAZAWA HIROSHI
    • G03G9/09G03G9/08G03G9/10G03G21/10
    • PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of preventing biased abrasion of a photoreceptor and maintaining stable image quality over a long period of time. SOLUTION: The image forming apparatus at least comprises: an electrophotographic photoreceptor 7, which is an image carrier; a charging means 8 for charging the electrophotographic photoreceptor 7; a latent image forming means 10 for forming a latent image on the surface of the charged electrophotographic photoreceptor 7; a developing means 11 for forming a toner image by developing the latent image formed on the surface of the electrophotographic photoreceptor 7 with a developer containing a black toner, a transparent toner, and a carrier; a transfer means 12 for transferring the toner image formed on the surface of the electrophotographic photoreceptor 7 to a transfer body 20; and a cleaning means 13 containing a cleaning blade for removing the residual toner on the surface of the electrophotographic photoreceptor 7 after the transfer. The image forming apparatus satisfies the relationship of A COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种能够防止感光体的偏向磨损并且在长时间内保持稳定的图像质量的图像形成装置。 解决方案:图像形成装置至少包括:作为图像载体的电子照相感光体7; 用于对电子照相感光体7充电的充电装置8; 用于在充电的电子照相感光体7的表面上形成潜像的潜像形成装置10; 显影装置11,用于通过用含有黑色调色剂,透明调色剂和载体的显影剂显影形成在电子照相感光体7的表面上的潜像来形成调色剂图像; 用于将形成在电子照相感光体7的表面上的调色剂图像转印到转印体20的转印装置12; 以及包含用于去除转印后电子照相感光体7的表面上的残留调色剂的清洁刮板的清洁装置13。 图像形成装置满足A
    • 47. 发明专利
    • Image forming apparatus
    • 图像形成装置
    • JP2009053246A
    • 2009-03-12
    • JP2007217211
    • 2007-08-23
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • INOUE TOYOFUMIUENO YOSHINARIKURIBAYASHI MASATAKANINOMIYA MASANOBUMASUDA YUJI
    • G03G15/02
    • PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of suppressing deterioration of image quality even when low-temperature fixing toner is adopted.
      SOLUTION: The image forming apparatus is equipped with: an electrifying body which is freely brought into contact with/is separated from the surface of an image holding body, to which bias voltage having a predetermined polarity is applied in such a state that it is separated from the surface of the image holding body, and then which imparts charge to the surface of the image holding body; an image forming part which forms an electrostatic latent image on the imaging holding body electrified by the electrifying body, develops the electrostatic latent image with toner whose storage elastic modulus at 40°C is ≥3×10
      7 Pa and ≤6×10
      8 Pa, to obtain a developed image, and transfers and fixes the obtained developed image on a recording medium at the image forming time, and which does not form the electrostatic latent image at the image non-forming time; and a bias applying part which applies the bias voltage having the predetermined polarity to the electrifying body while making the electrifying body be separated from the image holding body at the image forming time, and which applies bias voltage having a reverse polarity to the predetermined polarity to the electrifying body while making the electrifying body be brought into contact with the image holding body at the image non-forming time.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供即使采用低温定影调色剂也能够抑制图像质量劣化的图像形成装置。 解决方案:图像形成装置配备有:自动地与图像保持体的表面接触/分离的带电体,在图像保持体的表面上施加具有预定极性的偏压, 与图像保持体的表面分离,然后向图像保持体的表面施加电荷; 在由充电体带电的成像保持体上形成静电潜像的图像形成部分,使用在40℃下的储能弹性模量为≥3×10 Pa的调色剂显影静电潜像 和<6×10 8 Pa,以获得显影图像,并且在图像形成时间将所获得的显影图像转印并固定在记录介质上,并且在图像形成时不形成静电潜像 图像非成形时间; 以及偏压施加部,其在使成像体在图像形成时间与图像保持体分离的同时将具有预定极性的偏置电压施加到充电体,并且将施加具有与预定极性相反的极性的偏置电压施加到 同时使充电体在图像非成形时间与图像保持体接触。 版权所有(C)2009,JPO&INPIT
    • 48. 发明专利
    • Cleaning device and image forming apparatus
    • 清洁装置和图像形成装置
    • JP2008102353A
    • 2008-05-01
    • JP2006285367
    • 2006-10-19
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • IKEDA MASAFUMININOMIYA MASANOBUKURIBAYASHI MASATAKAKOIDE TAKASHI
    • G03G21/10G03G9/08G03G9/087
    • PROBLEM TO BE SOLVED: To provide a cleaning device which avoids toner filming and an image forming apparatus in which even when a low-melting toner is used, image degradation occurs hardly. SOLUTION: The cleaning device removes residual toner from a surface of a member to be cleaned after a toner image held on the surface is fixed on a recording medium, wherein the toner contains ≥5 wt.% of a crystalline resin and has a loss modulus at 40°C of 2×10 8 to 7×10 8 Pa. The cleaning device has a removal section where a potential difference is produced between the section and the member to be cleaned and electric force by the potential difference is allowed to act on the toner to remove the toner from the surface of the member to be cleaned, and a storage section where the toner removed by the removal section is at least temporarily stored. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了提供一种避免调色剂成膜的清洁装置和其中即使使用低熔点调色剂的图像形成装置,几乎不发生图像劣化。 解决方案:清洁装置将保持在表面上的调色剂图像固定在记录介质上之后,从要清洁的构件的表面去除残留的调色剂,其中调色剂含有≥5重量%的结晶树脂,并具有 在40℃下的损耗模量为2×10 8 至7×10 SP SP。 清洁装置具有去除部分,其中在部分和待清洁部件之间产生电位差,并且通过电位差的电力作用于调色剂以从待清洁的部件的表面去除调色剂, 以及存储部分,其中由去除部分去除的调色剂至少被暂时存储。 版权所有(C)2008,JPO&INPIT
    • 50. 发明专利
    • Toner for electrostatic image development, and developer for electrostatic image development and image forming method using the same
    • 用于静电图像发展的调色剂,以及用于静电图像显影的图像形成方法和使用其的图像形成方法
    • JP2008015244A
    • 2008-01-24
    • JP2006186582
    • 2006-07-06
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • SATO SHUJININOMIYA MASANOBUNAKAZAWA HIROSHISHOJI TAKESHIKAWAKAMI EIJISUGAWARA ATSUSHINAKAJIMA SHINYA
    • G03G9/087G03G5/147G03G9/08
    • PROBLEM TO BE SOLVED: To provide a toner for electrostatic image development which is fixable at low temperature, excels in dispersibility/inclusiveness of a release agent in a binder resin and has high strength, and a developer for electrostatic image development and an image forming method using the toner. SOLUTION: The toner for electrostatic image development contains the binder resin, a colorant and the release agent, and the ratio G'(70)/G'(90) of a storage modulus G'(70) of the toner at 70°C to a storage modulus G'(90) at 90°C under 1 (rad/sec) by dynamic viscoelasticity measurement is 1×10 2 -1×10 5 . The toner contains a compound having an anionic ionic-dissociating group and a cationic ionic-dissociating group in the same molecule. The developer for electrostatic image development and the image forming method using the toner are also provided. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了提供一种静电图像显影用调色剂,其可在低温下固定,脱模剂在粘合剂树脂中的分散性/包覆性优异,并且具有高强度,并且静电图像显影用显影剂和 使用调色剂的成像方法。 解决方案:用于静电图像显影的调色剂包含粘合剂树脂,着色剂和脱模剂,以及调色剂的储存模量G'(70)的比例G'(70)/ G'(90) 通过动态粘弹性测量,在90℃,1℃(rad / sec)下的70℃下的储能模量G'(90)为1×10 2 -1×10 5 。 该调色剂含有在同一分子中具有阴离子离子解离基团和阳离子离子解离基团的化合物。 还提供了用于静电图像显影的显影剂和使用调色剂的图像形成方法。 版权所有(C)2008,JPO&INPIT