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公开(公告)号：US20170003607A1
公开(公告)日：2017-01-05
申请号：US15269379
申请日：2016-09-19
Applicant: Mitsubishi Chemical Corporation
Inventor： Akiteru FUJII
CPC classification number: G03G5/047 , G03G5/0525 , G03G5/056 , G03G5/0605 , G03G5/0607 , G03G5/0614 , G03G5/0696
Abstract: The invention provides an image forming apparatus and an electrophotographic photoreceptor, comprising: a conductive support; and at least a charge generation layer and a charge transport layer on the conductive support, wherein said charge generation layer contains a hydroxygallium phthalocyanine synthesized using a halogen solvent, said charge transport layer contains a polyester resin having a specific structural unit, and said charge transport layer is formed using a non-halogen solvent.
Abstract translation: 本发明提供了一种图像形成装置和电子照相感光体，包括：导电支撑体; 以及导电性载体上的至少电荷产生层和电荷输送层，其中所述电荷产生层含有使用卤素溶剂合成的羟基镓酞菁，所述电荷输送层含有具有特定结构单元的聚酯树脂，所述电荷输送 层使用非卤素溶剂形成。
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2.发明申请ELECTROPHOTOGRAPHIC PHOTORECEPTOR, ELECTROPHOTOGRAPHIC PHOTORECEPTOR CARTRIDGE, AND IMAGE FORMING APPARATUS 审中-公开电子照相机，电子照相机墨盒和图像形成装置公开(公告)号：US20150212436A1
公开(公告)日：2015-07-30
申请号：US14608839
申请日：2015-01-29
Applicant: MITSUBISHI CHEMICAL CORPORATION
Inventor： Akiteru FUJII , Mitsuo WADA , Yuka NAGAO
IPC: G03G15/00
CPC classification number: G03G5/0618 , G03G5/0517 , G03G5/0546 , G03G5/056 , G03G5/0614 , G03G5/0672 , G03G5/0696
Abstract: The present invention is intended to provide an electrophotographic photoreceptor that does not easily cause defects such as filming, insufficient cleaning, and abnormal noise, and that has many other desirable properties, including excellent abrasion resistance, excellent adhesion to a substrate and a lower layer, excellent electrical properties including fast response and sufficiently low exposure electric potential, and excellent gas resistance and image memory characteristics. The present invention relates to an electrophotographic photoreceptor that has at least a photosensitive layer on an electrocondutive support. The photosensitive layer contains a charge transport substance of a specific structure, and a specific polyester resin.
Abstract translation: 本发明旨在提供一种电子照相感光体，其不容易引起成膜，清洁不足，异常噪音等缺陷，并且具有许多其它期望的性能，包括优异的耐磨性，对基材和下层的优异粘附性， 优异的电气性能，包括快速响应和足够低的曝光电位，以及优异的耐气体性和图像记忆特性。 本发明涉及一种电子照相感光体，其在电沉积载体上至少具有感光层。 感光层含有特定结构的电荷输送物质和特定的聚酯树脂。
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3.发明申请公开(公告)号：US20150050589A1
公开(公告)日：2015-02-19
申请号：US14452852
申请日：2014-08-06
Applicant: Mitsubishi Chemical Corporation
Inventor： Akiteru FUJII , Yuka NAGAO
IPC: G03G15/00
CPC classification number: G03G5/0614 , G03G5/0517 , G03G5/056 , G03G5/0564 , G03G5/14708
Abstract: The present invention relates to an electrophotographic photoreceptor comprising a conductive support and at least a photosensitive layer provided thereon, wherein the electrophotographic photoreceptor comprises an outermost layer which contains a specific charge transport substance and a specific compound.
Abstract translation: 本发明涉及一种电子照相感光体，其包含导电性支持体和至少设置在其上的感光层，其中电子照相感光体包括含有特定电荷输送物质和特定化合物的最外层。
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公开(公告)号：US20240368377A1
公开(公告)日：2024-11-07
申请号：US18645590
申请日：2024-04-25
Applicant: MITSUBISHI CHEMICAL CORPORATION
Inventor： Akiteru FUJII , Yuqing XU , Sachiko SAWADA , Yuuya HIRAMOTO
Abstract: An aqueous resin composition including at least: a polyurethane resin that contains a carboxylate group; a crosslinking agent that contains at least two or more carbodiimide groups in one molecule; and a surfactant, wherein a molar ratio of the carbodiimide groups contained in the crosslinking agent to the carboxylate group contained in the polyurethane resin is 0.1 or greater and 5.0 or less, and the aqueous resin composition further contains an amine compound having a pkb of 3.5 or greater and 4.7 or less.
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公开(公告)号：US20170235240A1
公开(公告)日：2017-08-17
申请号：US15429558
申请日：2017-02-10
Applicant: MITSUBISHI CHEMICAL CORPORATION
Inventor： Akiteru FUJII
IPC: G03G15/00
CPC classification number: G03G5/047 , G03G5/051 , G03G5/0517 , G03G5/0535 , G03G5/0696
Abstract: The invention relates to a multilayer type electrophotographic photoreceptor comprising: a conductive support; and, on the conductive support, a charge generation layer containing a hydroxygallium phthalocyanine pigment and a charge transport layer, wherein the content of α-chloronaphthalene in hydroxygallium phthalocyanine pigment in the charge generation layer is in a range of 0 ng/cm2 to 0.1 ng/cm2, the charge transport layer contains a non-halogen organic solvent having a boiling point of 140° C. or more, and the content of the non-halogen organic solvent having a boiling point of 140° C. or more is in a range of 0.1 μg/cm2 to 5 μg/cm2.
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Patent Agency Ranking
6.发明申请公开(公告)号：US20130209928A1
公开(公告)日：2013-08-15
申请号：US13761333
申请日：2013-02-07
Applicant: Mitsubishi Chemical Corporation
Inventor： Akiteru FUJII
CPC classification number: G03G5/047 , G03G5/056 , G03G5/0614 , G03G5/0696 , G03G5/14708 , G03G5/14752 , G03G21/1803 , G03G2215/00957
Abstract: An electrophotographic photoreceptor, an electrophotographic photoreceptor cartridge, and an image forming apparatus, which are excellent in electrical characteristics such as a responsivity and at the same time, excellent in the crack resistance, are provided. Two kinds of charge transport substances each having a specific structure and a polyester resin having a specific structure are combined, whereby the crack resistance can be improved.
Abstract translation: 提供了电子感光体，电子照相感光体盒和图像形成装置，其具有优异的电特性如响应性，同时具有优异的抗裂性。 将具有特定结构的两种电荷输送物质和具有特定结构的聚酯树脂组合在一起，从而可以提高抗裂纹性。
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7.发明申请公开(公告)号：US20170285498A1
公开(公告)日：2017-10-05
申请号：US15622843
申请日：2017-06-14
Applicant: MITSUBISHI CHEMICAL CORPORATION
Inventor： Atsushi YOSHIZAWA , Wataru MIYASHITA , Mitsuo WADA , Akiteru FUJII , Takayuki SHOUDA
CPC classification number: G03G5/0614 , G03G5/047 , G03G5/0542 , G03G5/056 , G03G5/0564 , G03G5/0603 , G03G5/0605 , G03G5/0607 , G03G5/0609 , G03G5/0616 , G03G5/0629 , G03G5/0637 , G03G5/0651 , G03G5/0657 , G03G5/0668 , G03G5/0672 , G03G5/0696 , G03G5/102 , G03G5/142 , G03G15/75 , G03G2215/00957
Abstract: The present invention relates to an electrophotographic photoreceptor comprising: a conductive support; and a photosensitive layer on the conductive support, wherein the photosensitive layer contains a charge transport substance, a binder resin, and a compound which has a molecular weight of equal to or less than 350, and is represented by General Formula (1).
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公开(公告)号：US20170090308A1
公开(公告)日：2017-03-30
申请号：US15376941
申请日：2016-12-13
Applicant: MITSUBISHI CHEMICAL CORPORATION
Inventor： Kazutaka IDA , Akiteru FUJII
IPC: G03G15/00
CPC classification number: G03G5/047 , G03G5/0507 , G03G5/0564 , G03G5/0612 , G03G5/0614 , G03G5/0616 , G03G5/0668 , G03G5/0672
Abstract: Provided is a lamination-type electrophotographic photoreceptor comprising a conductive substrate, and a charge transport layer and a charge generation layer both on the conductive substrate, wherein the charge transport layer comprises a charge transport substance represented by the general formula (1), a binder resin, and a particulate silicon compound.
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公开(公告)号：US20160091806A1
公开(公告)日：2016-03-31
申请号：US14869364
申请日：2015-09-29
Applicant: Mitsubishi Chemical Corporation
Inventor： Akiteru FUJII
CPC classification number: G03G5/047 , G03G5/0525 , G03G5/056 , G03G5/0605 , G03G5/0607 , G03G5/0614 , G03G5/0696
Abstract: The invention provides an image forming apparatus and an electrophotographic photoreceptor, comprising: a conductive support; and at least a charge generation layer and a charge transport layer on the conductive support, wherein said charge generation layer contains a hydroxygallium phthalocyanine synthesized using a halogen solvent, said charge transport layer contains a polyester resin having a specific structural unit, and said charge transport layer is formed using a non-halogen solvent.
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公开(公告)号：US20130344423A1
公开(公告)日：2013-12-26
申请号：US13917105
申请日：2013-06-13
Applicant: Mitsubishi Chemical Corporation
Inventor： Akiteru FUJII
IPC: G03G15/00
CPC classification number: G03G5/047 , G03G5/0525 , G03G5/056 , G03G5/0605 , G03G5/0607 , G03G5/0614 , G03G5/0696
Abstract: The invention provides an image forming apparatus and an electrophotographic photoreceptor, comprising: a conductive support; and at least a charge generation layer and a charge transport layer on the conductive support, wherein said charge generation layer contains a hydroxygallium phthalocyanine synthesized using a halogen solvent, said charge transport layer contains a polyester resin having a specific structural unit, and said charge transport layer is formed using a non-halogen solvent.
Abstract translation: 本发明提供了一种图像形成装置和电子照相感光体，包括：导电支撑体; 以及导电性载体上的至少电荷产生层和电荷输送层，其中所述电荷产生层含有使用卤素溶剂合成的羟基镓酞菁，所述电荷输送层含有具有特定结构单元的聚酯树脂，所述电荷输送 层使用非卤素溶剂形成。
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