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公开(公告)号：JP6003796B2
公开(公告)日：2016-10-05
申请号：JP2013097913
申请日：2013-05-07
Applicant: コニカミノルタ株式会社
IPC: G03G5/147
CPC classification number: G03G5/14734 , G03G5/0542 , G03G5/0546 , G03G5/0592 , G03G5/0614 , G03G5/09 , G03G5/14704 , G03G5/14708 , G03G5/1473 , G03G5/14791
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公开(公告)号：JP5795469B2
公开(公告)日：2015-10-14
申请号：JP2010232546
申请日：2010-10-15
Applicant: ゼロックス コーポレイション , XEROX CORPORATION
Inventor： クオン ヴォン , イヴァン ガニョン , グレゴリー マグワイア
IPC: G03G5/147
CPC classification number: G03G5/14708 , G03G5/0546 , G03G5/056 , G03G5/0564 , G03G5/0567 , G03G5/0614 , G03G5/14734 , G03G5/14752 , G03G5/14756 , G03G5/1476 , G03G2215/00957
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公开(公告)号：JP5641864B2
公开(公告)日：2014-12-17
申请号：JP2010231610
申请日：2010-10-14
Applicant: キヤノン株式会社
CPC classification number: G03G21/1814 , G03G5/0542 , G03G5/0546 , G03G5/0592 , G03G5/0614 , G03G5/071 , G03G5/1473 , G03G5/14734 , G03G5/14791 , G03G5/14795 , G03G2215/00957
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4.发明专利
公开(公告)号：JP2014137560A
公开(公告)日：2014-07-28
申请号：JP2013007477
申请日：2013-01-18
Inventor： SUGIYAMA KAZUMICHI , TANAKA DAISUKE , NISHIDA TAKESHI
CPC classification number: G03G5/0503 , G03G5/0525 , G03G5/0546 , G03G5/056 , G03G5/0564 , G03G5/0578 , G03G5/14734 , G03G5/14752 , G03G5/14756 , G03G5/14773
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing an electrophotographic photoreceptor including a step of applying a coating liquid for a surface layer containing a resin having a siloxane structure and at least one kind of toluene and xylene to form a surface layer which reduces an initial friction coefficient on the surface of the electrophotographic photoreceptor.SOLUTION: In a method for manufacturing an electrophotographic photoreceptor including a step of drying a coated film of a coating liquid for a surface layer onto a support body to form a surface layer, the coating liquid for the surface layer contains a resin α, a resin β, a resin γ, and a compound δ.
Abstract translation: 要解决的问题：提供一种电子照相感光体的制造方法，其包括对含有具有硅氧烷结构的树脂和至少一种甲苯和二甲苯的表面层涂布涂布液的步骤，形成表面层， 电子照相感光体表面的初始摩擦系数。在电子照相感光体的制造方法中，包括将表层的涂布液的涂膜干燥到支撑体上以形成表面层的步骤，涂布液 表面层含有树脂α，树脂＆bgr，树脂γ和化合物δ。
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公开(公告)号：JP5534439B2
公开(公告)日：2014-07-02
申请号：JP2010170508
申请日：2010-07-29
Applicant: 株式会社リコー
CPC classification number: G03G5/14708 , G03G5/0521 , G03G5/0546 , G03G5/14734 , G03G5/14791
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Patent Agency Ranking6.发明专利Electrophotographic photoreceptor, electrophotographic method, electrophotographic device, and process cartridge for electrophotographic device 有权电子显微照相机，电子显微镜方法，电子显影装置和电子显示装置的工艺盒
公开(公告)号：JP2014085564A
公开(公告)日：2014-05-12
申请号：JP2012235292
申请日：2012-10-25
Applicant: Ricoh Co Ltd , 株式会社リコー
Inventor： YAMANAMI HIROFUMI , ENOMOTO KOJI , EZAKI NAOYUKI
IPC: G03G5/147
CPC classification number: G03G5/0578 , G03G5/0507 , G03G5/0546 , G03G5/14704 , G03G5/14734 , G03G5/14773 , G03G21/1814 , G03G2215/00957
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor that has high abrasion resistance and good electrophotographic characteristics, can perform stable image formation for a long period of time, and has high durability; an electrophotographic method; an electrophotographic device; and a process cartridge for an electrophotographic device.SOLUTION: An electrophotographic photoreceptor includes a conductive support 201, a photosensitive layer 202 provided on the conductive support 201, and a protective layer 206 provided on the photosensitive layer 202. The protective layer 206 includes two or more metal oxides having different primary particle diameters, a binder resin, and a charge transport substance; the content of the metal oxides is 50 wt.% or more; and a relationship between the primary particle diameters of the metal oxides satisfies all the following expressions (I) to (III): (I): d(1)
Abstract translation: 要解决的问题：为了提供具有高耐磨性和良好的电子照相特性的电子照相感光体，可以长时间地进行稳定的图像形成，并且具有高的耐久性; 电子照相方法; 电子照相装置; 以及用于电子照相设备的处理盒。解决方案：电子照相感光体包括导电支撑件201，设置在导电支撑件201上的感光层202以及设置在感光层202上的保护层206.保护层206包括两个或 更多的具有不同一次粒径的金属氧化物，粘合剂树脂和电荷输送物质; 金属氧化物的含量为50重量％以上; 金属氧化物的一次粒径之间的关系满足下述式（I）〜（III）：（I）：d（1）
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7.发明专利
公开(公告)号：JP2014044418A
公开(公告)日：2014-03-13
申请号：JP2013157892
申请日：2013-07-30
Applicant: Mitsubishi Chemicals Corp , 三菱化学株式会社
Inventor： FUJII AKITERU , WADA MITSUHISA , NAGAO YUKA
CPC classification number: G03G5/0618 , G03G5/0517 , G03G5/0546 , G03G5/056 , G03G5/0614 , G03G5/0672 , G03G5/0696
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor that exhibits sufficient abrasion resistance necessary for a long-term use, suppresses the occurrence of filming, poor cleaning, and abnormal noise, has an excellent adhesive property to a substrate and an undercoat layer, shows quick response and a sufficiently low potential for an exposure part on electric characteristics, and has excellent gas resistance and an image memory property; an electrophotographic photoreceptor cartridge; and an image forming apparatus.SOLUTION: A photosensitive layer using a specific polyester resin as a binder resin is made to contain a charge transport material having a specific structure so as to exhibit good performance on mechanical characteristics and show a sufficiently low residual potential during exposure.
Abstract translation: 要解决的问题：为了提供长期使用所需的足够的耐磨性的电子照相感光体，抑制成膜的发生，清洁不良和异常噪音，对基材和底涂层具有优异的粘合性，显示 快速响应和足够低的电特性暴露部分的电位，并且具有优异的耐气体性和图像记忆性; 电子照相感光体盒; 和图像形成装置。解决方案：使用特定聚酯树脂作为粘合剂树脂的感光层包含具有特定结构的电荷输送材料，以在机械特性方面表现出良好的性能，并且在曝光期间显示足够低的残留电位 。
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公开(公告)号：JP2014026156A
公开(公告)日：2014-02-06
申请号：JP2012167120
申请日：2012-07-27
Applicant: Ricoh Co Ltd , 株式会社リコー
Inventor： HASEGAWA KUNIO , NAKAI HIROSHI , SEKINE TAKUYA , KOMITO KENJI
CPC classification number: G03G5/05 , G03G5/0532 , G03G5/0546 , G03G5/0592 , G03G5/0614 , G03G5/075 , G03G5/14717 , G03G5/14769 , G03G5/14791 , G03G21/0094
Abstract: PROBLEM TO BE SOLVED: To provide an image forming apparatus in which contamination on an image carrier surface can be prevented even when, in a roller-type protective supply member having a foam layer, a contaminant such as a catalyst and a foam stabilizer bleeds out from the foamed layer, and thereby, images in good conditions can be output for a long period of time.SOLUTION: An image forming apparatus 100 includes: an image carrier 1 carrying at least a toner image; and a supply member 22 for an image carrier protective agent 21, which applies or deposits the image carrier protective agent 21 on a surface of the image carrier 1. The supply member 22 for the image carrier protective agent 21 comprises a roller having a core bar 22A and a foam layer 22B disposed on an outer circumference of the core bar. The surface layer of the image carrier 1 is configured to include a layer comprising a crosslinked structure formed by curing a radical polymerizable monomer having no charge transporting structure and a radical polymerizable compound having a charge transporting structure.
Abstract translation: 要解决的问题：提供一种图像形成装置，其中即使在具有泡沫层的辊式保护供给构件中，诸如催化剂和泡沫稳定剂的污染物渗出时也可以防止图像载体表面上的污染物 从而可以长时间地输出良好状态的图像。图像形成装置100包括：承载至少调色剂图像的图像载体1; 以及用于图像载体保护剂21的供应构件22，其将图像载体保护剂21施加或沉积在图像载体1的表面上。图像载体保护剂21的供应构件22包括具有芯棒的辊 22A和布置在芯棒的外圆周上的泡沫层22B。 图像载体1的表层被构造为包括通过固化不具有电荷输送结构的自由基聚合性单体而形成的交联结构的层和具有电荷输送结构的自由基聚合性化合物。
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9.发明专利Electrophotographic photoreceptor, manufacturing method of electrophotographic photoreceptor, process cartridge, and electrophotographic device 有权电子照相光电子产品，电子照相光电子产品的制造方法，工艺盒和电子照相器件
公开(公告)号：JP2013137491A
公开(公告)日：2013-07-11
申请号：JP2012100967
申请日：2012-04-26
Inventor： NAGASAKA HIDEAKI , NONAKA MASAKI , TANAKA MASATO
CPC classification number: G03G5/0614 , G03G5/0517 , G03G5/0546 , G03G5/0589 , G03G5/0592 , G03G5/0596 , G03G5/071 , G03G5/14734 , G03G5/14786 , G03G5/14791 , G03G5/14795
Abstract: PROBLEM TO BE SOLVED: To provide: an electrophotographic photoreceptor that includes a surface layer containing a polymer obtained by polymerizing a compound having a chain polymerizable functional group, and satisfies suppression of black dots and suppression of potential variation at a high level after repeating use of the photoreceptor; and a manufacturing method of the electrophotographic photoreceptor.SOLUTION: An electrophotographic photoreceptor includes a support, a photosensitive layer, and a surface layer containing a polymer obtained by polymerizing a compound having a chain polymerizable functional group. The compound having a chain polymerizable functional group includes a compound represented by the formula (1).
Abstract translation: 要解决的问题：提供：电子照相感光体，其包含含有通过聚合具有链聚合性官能团的化合物而获得的聚合物的表面层，并且在重复使用之后满足黑点的抑制和抑制高电位的电位变化 感光体; 和电子照相感光体的制造方法。电子照相感光体包括支持体，感光层和含有通过使具有可链聚合官能团的化合物聚合而得到的聚合物的表面层。 具有链可聚合官能团的化合物包括由式（1）表示的化合物。
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公开(公告)号：JP2011248375A
公开(公告)日：2011-12-08
申请号：JP2011156633
申请日：2011-07-15
Applicant: Mitsubishi Chemicals Corp , 三菱化学株式会社
Inventor： MITSUMORI MITSUYUKI
CPC classification number: G03G5/047 , G03G5/0528 , G03G5/0542 , G03G5/0546 , G03G5/0592 , G03G5/0596 , G03G5/0614 , G03G5/0696
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor which has good electric characteristic and image characteristic even when the content of electric charge transport material is low, has few changes of characteristic due to environment change, and has high durability with few degradation, and provide an image formation device which includes the photoreceptor.SOLUTION: In an electrophotographic photoreceptor which includes an electric charge transport layer and an electric charge generating layer on a conductive support, the electric charge transport layer contains an electric charge transport material represented by general formula (1) below, the electric charge generating layer is oxytitanium phthalocyanine which has a main diffraction peak at Bragg angles (2θ±0.2°)9.5°, 24.1°, and 27.2° against CuKα characteristic X ray (wave length 1.541 Å). (In general formula (1), Arrepresents arylene group which can have a substituent group, Arto Arrepresent aryl group which can have a substituent group, and n represents integers 3 to 6.)
Abstract translation: 要解决的问题：即使当电荷输送材料的含量低时，提供具有良好的电特性和图像特性的电子照相感光体，由于环境变化而具有很小的特性变化，并且具有高耐久性，几乎没有劣化 并且提供包括感光体的图像形成装置。 解决方案：电子传输层包括电导体层和电荷产生层的电子照相感光体，电荷传输层含有下述通式（1）表示的电荷传输材料，电荷 发生层是氧钛钛酞菁，其对于CuKα特征X射线（波长1.541）具有在布拉格角（2θ±0.2°）9.5°，24.1°和27.2°的主要衍射峰。 （通式（1）中，Ar
1 表示可以具有取代基的亚芳基，Ar 2 POS =“POST”> 5 表示可以具有取代基的芳基，n表示3〜6的整数。）（C）2012，JPO＆INPIT
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