专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明专利

JP5930943B2 電子写真感光体、電子写真感光体の製造方法、プロセスカートリッジおよび電子写真装置有权
标题翻译：电子照相感光构件，制造电子照相感光构件，处理盒和电子照相设备的方法
公开(公告)号：JP5930943B2
公开(公告)日：2016-06-08
申请号：JP2012244528
申请日：2012-11-06
申请人：キヤノン株式会社
发明人：野中正樹 , 長坂秀昭 , 田中正人
IPC分类号： G03G5/05 , G03G5/07 , G03G5/06 , G03G5/147
CPC分类号： G03G5/14734 , G03G5/051 , G03G5/0546 , G03G5/0589 , G03G5/0592 , G03G5/0596 , G03G5/0605 , G03G5/0614 , G03G5/071 , G03G5/105 , G03G5/14717 , G03G5/14739 , G03G5/14786 , G03G5/14791 , G03G5/14795

2. 发明专利

JP2008040368A Electrophotographic photoreceptor, method for manufacturing the same, image forming method using the same, image forming apparatus and process cartridge for image forming apparatus 有权
标题翻译：电子照相机，其制造方法，使用其的图像形成方法，图像形成装置和图像形成装置的处理盒
公开(公告)号：JP2008040368A
公开(公告)日：2008-02-21
申请号：JP2006217667
申请日：2006-08-10
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： HIROSE MITSUAKI , KAWASAKI YOSHIAKI , YANAGAWA YOSHITERU
IPC分类号： G03G5/147 , G03G5/05
CPC分类号： G03G5/14791 , G03G5/0542 , G03G5/0546 , G03G5/0614 , G03G5/071 , G03G5/1473 , G03G5/14734 , G03G5/14739 , G03G5/14795 , G03G15/751
摘要： PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor having stable electric characteristics as well as preferable cleaning property and excellent durability for a long period of time by forming a crosslinking surface layer that has high wear resistance, preferable electric characteristics and smooth surface property, and to provide a method for manufacturing the photoreceptor.
SOLUTION: The electrophotographic photoreceptor has at least a photosensitive layer and a surface layer on a conductive support and is characterized in that: the surface layer comprises at least a crosslinked surface layer by curing a monomer mixture of (A) radical polymerizable monomers having three or more functional groups and no charge transporting structure and (B) a radical polymerizable compound having a charge transporting structure; the surface roughness Ra of the crosslinked surface layer is 0.2 μm or less; and the peeling strength of the crosslinked surface layer is 0.2 N/mm or more measured by a SAICAS (surface and interfacial cutting analysis) method.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：解决问题：通过形成具有高耐磨性，优选的电特性和光滑表面的交联表面层，提供具有稳定的电特性以及优选的清洁性能和优异的耐久性的电子照相感光体性质，并提供制造感光体的方法。电子照相感光体至少具有感光层和导电载体上的表面层，其特征在于：表面层至少包含交联表面层，其通过固化（A）可自由基聚合单体的单体混合物具有三个或更多个官能团并且不含电荷输送结构，和（B）具有电荷输送结构的自由基聚合性化合物; 交联面层的表面粗糙度Ra为0.2μm以下，并且通过SAICAS（表面和界面切割分析）方法测量交联表面层的剥离强度为0.2N / mm以上。版权所有（C）2008，JPO＆INPIT

3. 发明专利

JP2009301016A Organic photoreceptor, image forming apparatus, process cartridge, and color image forming apparatus 审中-公开
标题翻译：有机光电器，图像形成装置，工艺盒和彩色图像形成装置
公开(公告)号：JP2009301016A
公开(公告)日：2009-12-24
申请号：JP2009110696
申请日：2009-04-30
申请人： Konica Minolta Business Technologies Inc , コニカミノルタビジネステクノロジーズ株式会社
发明人： KURACHI MASAHIKO , HAYATA HIROFUMI , FUJITA TOSHIYUKI
IPC分类号： G03G5/147
CPC分类号： G03G5/14734 , G03G5/14704 , G03G5/14739 , G03G5/14791 , G03G2215/00957
摘要： PROBLEM TO BE SOLVED: To provide an organic photoreceptor with compatibility of stable potential stability over a print run of multiple sheets and prevention of halftone nonuniformity via surface scratch prevention, wherein curing reaction of a protective layer is adequately allowed to proceed and deterioration of a photosensitive layer can be prevented.
SOLUTION: The organic photoreceptor comprises a photosensitive layer on a conductive substrate and a protective layer on the photosensitive layer, wherein the protective layer is a surface layer prepared via reaction curing of a compound having a radical polymerizable, curable functional group using a polymerization initiators, and the content of the polymerization initiator detected in the photosensitive layer is at most 5,000 ppm.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种有机感光体，其具有在多张印刷行程上具有稳定的电位稳定性的相容性，并通过表面划痕防止防止半色调不均匀性，其中保护层的固化反应被充分地进行和劣化可以防止感光层。解决方案：有机感光体包括在导电基底上的感光层和感光层上的保护层，其中保护层是通过使用具有自由基聚合性的可固化官能团的化合物的反应固化制备的表面层聚合引发剂，并且在感光层中检测到的聚合引发剂的含量为至多5000ppm。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2007241158A Electrophotographic photoreceptor, method for manufacturing the same, and method for forming image, image forming apparatus and process cartridge for image forming apparatus using the same 审中-公开
标题翻译：电子照相机，其制造方法及其形成图像的方法，图像形成装置和使用其的图像形成装置的处理盒
公开(公告)号：JP2007241158A
公开(公告)日：2007-09-20
申请号：JP2006066947
申请日：2006-03-13
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： YANAGAWA YOSHITERU , KAWASAKI YOSHIAKI , SUZUKI TETSUO
IPC分类号： G03G5/07 , G03G5/05
CPC分类号： G03G5/071 , G03G5/0542 , G03G5/0546 , G03G5/055 , G03G5/0553 , G03G5/0589 , G03G5/0592 , G03G5/0596 , G03G5/073 , G03G5/1473 , G03G5/14734 , G03G5/14739 , G03G5/14786 , G03G5/14791 , G03G5/14795
摘要： PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor and a method for manufacturing the photoreceptor achieving excellent durability as well as stable and high-quality image formation for a long period of time while suppressing changes in characteristics due to an environment by using a crosslinked surface layer having an improved film density, and to provide a method for forming an image, an image forming apparatus and a process cartridge for an image forming apparatus using the above long-life high-performance photoreceptor. SOLUTION: The electrophotographic photoreceptor has at least a photosensitive layer on a conductive support, wherein the surface layer of the photosensitive layer is formed by polymerizing a monomer mixture containing at least (1) a radical polymerizable monomer having three or more functional groups and no charge transporting structure and (2) a radical polymerizable compound having a charge transporting structure, and the surface layer has a film density of 1.0 to 1.4 g/cm 3 . COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种电子照相感光体及其制造方法，其在通过使用环境抑制由于环境而产生的特性变化的同时长时间地获得优异的耐久性以及稳定且高质量的图像形成具有改进的膜密度的交联表面层，以及提供用于形成图像的方法，图像形成装置和用于使用上述长寿命高性能感光体的图像形成装置的处理盒。电子照相感光体在导电性支持体上具有至少一层感光层，其中感光层的表面层通过聚合含有至少（1）具有三个或更多个官能团的自由基聚合单体的单体混合物而形成无电荷输送结构，（2）具有电荷输送结构的自由基聚合性化合物，表面层的膜密度为1.0〜1.4g / cm 3。版权所有（C）2007，JPO＆INPIT

6. 发明专利

JP5477683B2 Electrophotographic photosensitive member and its manufacturing method and image forming apparatus 有权
公开(公告)号：JP5477683B2
公开(公告)日：2014-04-23
申请号：JP2009028521
申请日：2009-02-10
申请人：株式会社リコー
发明人：望田元 , 英雄中森 , 光章廣瀬
IPC分类号： G03G5/00 , G03G5/047 , G03G5/06 , G03G5/07 , G03G5/147 , G03G15/00 , G03G21/00 , G03G21/18
CPC分类号： G03G5/14704 , G03G5/0614 , G03G5/0672 , G03G5/1473 , G03G5/14734 , G03G5/14739 , G03G5/14786 , G03G5/14791 , G03G5/14795 , G03G2215/00957

7. 发明专利

JP2013137517A Electrophotographic photoreceptor, manufacturing method of electrophotographic photoreceptor, process cartridge, and electrophotographic device 有权
标题翻译：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：JP2013137517A
公开(公告)日：2013-07-11
申请号：JP2012244528
申请日：2012-11-06
申请人： Canon Inc , キヤノン株式会社
发明人： NONAKA MASAKI , NAGASAKA HIDEAKI , TANAKA MASATO
IPC分类号： G03G5/147 , G03G5/05 , G03G5/06 , G03G5/07
CPC分类号： G03G5/14734 , G03G5/051 , G03G5/0546 , G03G5/0589 , G03G5/0592 , G03G5/0596 , G03G5/0605 , G03G5/0614 , G03G5/071 , G03G5/105 , G03G5/14717 , G03G5/14739 , G03G5/14786 , G03G5/14791 , G03G5/14795
摘要： 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 excellently suppresses residual potential; and a manufacturing method of the electrophotographic photoreceptor.SOLUTION: An electrophotographic photoreceptor includes 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).
摘要翻译：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，并且优异地抑制残留电位; 电子照相感光体的制造方法。电子照相感光体包括含有通过聚合具有链可聚合官能团的化合物而获得的聚合物的表面层。具有链可聚合官能团的化合物包括由式（1）表示的化合物。

8. 发明专利

JP4668148B2 Process for producing an electrophotographic photosensitive member 有权
公开(公告)号：JP4668148B2
公开(公告)日：2011-04-13
申请号：JP2006217667
申请日：2006-08-10
申请人：株式会社リコー
发明人：光章廣瀬 , 宜輝梁川 , 佳明河崎
IPC分类号： G03G5/147 , G03G5/05
CPC分类号： G03G5/14791 , G03G5/0542 , G03G5/0546 , G03G5/0614 , G03G5/071 , G03G5/1473 , G03G5/14734 , G03G5/14739 , G03G5/14795 , G03G15/751

9. 发明专利

JP2010160460A Electrophotographic photoreceptor and method of manufacturing the same, and image forming apparatus 有权
标题翻译：电子照相机及其制造方法和图像形成装置
公开(公告)号：JP2010160460A
公开(公告)日：2010-07-22
申请号：JP2009028521
申请日：2009-02-10
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： TAMOTO NOZOMI , NAKAMORI HIDEO , HIROSE MITSUAKI
IPC分类号： G03G5/00 , G03G5/047 , G03G5/06 , G03G5/147 , G03G15/00 , G03G21/00 , G03G21/18
CPC分类号： G03G5/14704 , G03G5/0614 , G03G5/0672 , G03G5/1473 , G03G5/14734 , G03G5/14739 , G03G5/14786 , G03G5/14791 , G03G5/14795 , G03G2215/00957
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing a photoreceptor that improves a filler dispersion property in a coating liquid for forming a protection layer, reduces curing inhibition and maintains a suitable elution amount of a charge transport material to the protection layer, and to provide an electrophotographic photoreceptor that has excellent mechanical and electrostatic durability and can stably output images of high picture quality while being free from image deficiency even during repetitive printing over an extended period of time.
SOLUTION: In the method of manufacturing an electrophotographic photoreceptor comprising a charge generation layer, a charge transport layer and a protection layer successively on an electroconductive support, the charge transport layer contains a charge transport material having a molecular weight of from 600 to 900 and a binder resin, and the protection layer contains a cured resin and a filler, the resin comprising a polymerizable compound having a charge transport structure and a polymerizable compound having no charge transport structure. The method includes a step of forming the protection layer from a coating liquid containing a filler, a polycarboxylic acid compound, a polymerizable compound having a charge transport structure, a polymerizable compound having no charge transport structure, and cyclopentanone.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种制造感光体的方法，其提高用于形成保护层的涂布液中的填料分散性，降低固化抑制，并保持电荷输送材料到保护层的合适的洗脱量并且提供具有优异的机械和静电耐久性的电子照相感光体，并且即使在长时间的重复印刷中也能够在没有图像缺陷的情况下稳定地输出高图像质量的图像。解决方案：在电导率载体上连续地制造电荷感光体的电子照相感光体的制造方法中，电荷输送层含有分子量为600〜 900和粘合剂树脂，并且保护层含有固化树脂和填料，该树脂包含具有电荷输送结构的可聚合化合物和不具有电荷输送结构的可聚合化合物。该方法包括从包含填料，多元羧酸化合物，具有电荷输送结构的可聚合化合物，不具有电荷输送结构的可聚合化合物和环戊酮的涂布液形成保护层的步骤。版权所有（C）2010，JPO＆INPIT

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式