公开(公告)号：US08679712B2

公开(公告)日：2014-03-25

申请号：US13553184

申请日：2012-07-19

申请人： Yuuji Tanaka ,  Kazukiyo Nagai ,  Tetsuro Suzuki ,  Yuusuke Koizuka

发明人： Yuuji Tanaka ,  Kazukiyo Nagai ,  Tetsuro Suzuki ,  Yuusuke Koizuka

IPC分类号： G03G5/00

CPC分类号： G03G5/07 ,  G03G5/0605 ,  G03G5/0609 ,  G03G5/0614 ,  G03G5/071 ,  G03G5/075 ,  G03G5/076

摘要： A photoreceptor including an electroconductive substrate; and a photosensitive layer overlying the electroconductive substrate, wherein the uppermost surface layer of the photosensitive layer has a three-dimensional cross-linked product formed by polymerization reaction of a charge transport compound A represented by the following Chemical Structure 1 and a charge transport compound B having three or more [tetrahydro-2H-pyran-2-yl)oxy]methyl groups linked with aromatic rings in which part of the [tetrahydro-2H-pyran-2-yl)oxy]methyl groups is severed and detached. In the Chemical Structure 1, Ar1 represents an aromatic hydrocarbon group having 6 to 20 carbon atoms that may have an alkyl group having one to four carbon atoms as a substitution group.

摘要翻译： 包含导电基片的感光体; 以及覆盖导电基材的感光层，其中感光层的最上表面层具有通过由以下化学结构1表示的电荷输送化合物A与电荷输送化合物B的聚合反应形成的三维交联产物 具有三个或更多个与芳环连接的[四氢-2H-吡喃-2-基]氧基]甲基，其中[四氢-2H-吡喃-2-基]氧基]甲基的一部分被切断和分离。 在化学结构1中，Ar 1表示可以具有碳原子数为1〜4的烷基的碳原子数为6〜20的芳香族烃基作为取代基。

公开(公告)号：US09201319B2

公开(公告)日：2015-12-01

申请号：US14096593

申请日：2013-12-04

申请人： Kazukiyo Nagai ,  Yuuji Tanaka ,  Tetsuro Suzuki ,  Yuusuke Koizuka

发明人： Kazukiyo Nagai ,  Yuuji Tanaka ,  Tetsuro Suzuki ,  Yuusuke Koizuka

IPC分类号： G03G5/04 ,  G03G5/07 ,  G03G5/05 ,  G03G5/06

CPC分类号： G03G5/075 ,  G03G5/0525 ,  G03G5/0592 ,  G03G5/0614

摘要： An image bearing member includes a substrate, and a photosensitive layer overlying the substrate, wherein an uppermost surface layer of the image bearing member has a hydrocarbon compound represented by the following Chemical Formula 1; and a three-dimensionally cross-linked polymer formed by polymerization reaction of a charge transport compound having three or more [tetrahydro-2H-pyran-2-yl)oxy]methyl groups linked with aromatic rings, wherein, in the polymerization reaction, part of the three or more [(tetrahydro-2H-pyran-2-yl)oxy]methyl groups is severed and detached from the charge transport compound, Ph1-Q1-Ph2-Q2-Ph3  Chemical Formula 1 where Q1 and Q2 independently represent methylene groups or ethylene groups, Ph1 and Ph3 independently represent phenyl groups with which one or two methyl groups are bonded, and Ph2 represents a phenylene group or a phenylene group having one methyl group.

摘要翻译： 图像承载部件包括基板和覆盖基板的感光层，其中图像承载部件的最上表面层具有由以下化学式1表示的烃化合物; 和通过具有三个或更多个与芳环连接的[四氢-2H-吡喃-2-基]氧基]甲基的电荷输送化合物的聚合反应而形成的三维交联聚合物，其中在聚合反应中，部分 的三（或四氢-2H-吡喃-2-基）氧基]甲基被切断并与电荷输送化合物Ph1-Q1-Ph2-Q2-Ph3化学式1分离，其中Q1和Q2独立地表示亚甲基 基团或亚乙基，Ph 1和Ph 3独立地表示与一个或两个甲基键合的苯基，Ph 2表示具有一个甲基的亚苯基或亚苯基。

公开(公告)号：US08771909B2

公开(公告)日：2014-07-08

申请号：US13670022

申请日：2012-11-06

申请人： Yuusuke Koizuka ,  Yuuji Tanaka ,  Kazukiyo Nagai ,  Tetsuro Suzuki

发明人： Yuusuke Koizuka ,  Yuuji Tanaka ,  Kazukiyo Nagai ,  Tetsuro Suzuki

IPC分类号： G03G5/00

CPC分类号： G03G15/75 ,  G03G5/0589 ,  G03G5/0592 ,  G03G5/0614 ,  G03G5/14704 ,  G03G5/14769 ,  G03G5/14786 ,  G03G5/14791

摘要： An electrophotographic photoconductor including: an electrically conductive substrate; and at least a photoconductive layer on the electrically conductive substrate, wherein the electrophotographic photoconductor includes an uppermost surface layer, and the uppermost surface layer includes an inorganic filler, an acidic disperser and a three-dimensionally crosslinked polymer, wherein the three-dimensionally crosslinked polymer is formed through polymerization among compounds each containing a charge transporting compound and three or more [(tetrahydro-2H-pyran-2-yl)oxy]methyl groups where the charge transporting compound has one or more aromatic rings and the [(tetrahydro-2H-pyran-2-yl)oxy]methyl groups are bound to the aromatic rings of the charge transporting compound, and wherein the polymerization proceeds after some of the [(tetrahydro-2H-pyran-2-yl)oxy]methyl groups have been partially cleaved and eliminated with an acid catalyst.

摘要翻译： 一种电子照相感光体，包括：导电基底; 以及导电性基板上的至少一层光电导层，其中电子照相感光体包括最上表面层，最上表面层包括无机填料，酸性分散剂和三维交联聚合物，其中三维交联的聚合物 是通过在各自含有电荷输送化合物和三（或四氢-2H-吡喃-2-基）氧基]甲基的化合物之间的聚合形成的，其中电荷输送化合物具有一个或多个芳环，并且[（四氢-2H- - 吡喃-2-基）氧基]甲基与电荷输送化合物的芳香环结合，并且其中在[（四氢-2H-吡喃-2-基）氧基]甲基的一些已经被 用酸催化剂部分裂解和去除。

公开(公告)号：US20130295497A1

公开(公告)日：2013-11-07

申请号：US13980762

申请日：2012-01-12

申请人： Yuuji Tanaka ,  Kazukiyo Nagai ,  Tetsuro Suzuki ,  Yuusuke Koizuka

发明人： Yuuji Tanaka ,  Kazukiyo Nagai ,  Tetsuro Suzuki ,  Yuusuke Koizuka

IPC分类号： G03G15/00 ,  G03G21/18

CPC分类号： G03G5/076 ,  G03G5/0567 ,  G03G5/0575 ,  G03G5/0592 ,  G03G5/0596 ,  G03G5/0614 ,  G03G5/1476 ,  G03G5/14769 ,  G03G5/14791 ,  G03G5/14795

摘要： An electrophotographic photoconductor including: a conductive substrate; and at least a photoconductive layer on the conductive substrate, wherein an uppermost surface layer of the photoconductive layer includes a three-dimensionally crosslinked film formed through polymerization among compounds each containing a charge transporting compound and three or more [(tetrahydro-2H-pyran-2-yl)oxy]methyl groups where the charge transporting compound has one or more aromatic rings and the [(tetrahydro-2H-pyran-2-yl)oxy]methyl groups are bound to the aromatic rings of the charge transporting compound, wherein the polymerization starts after some of the [(tetrahydro-2H-pyran-2-yl)oxy]methyl groups have been partially cleaved and eliminated, and wherein the three-dimensionally crosslinked film has a dielectric constant of lower than 3.5.

摘要翻译： 一种电子照相感光体，包括：导电性基材; 以及导电性基板上的至少一层光电导层，其中光电导层的最上表面层包括通过在各自含有电荷输送化合物的化合物和三个或更多个[（四氢-2H-吡喃-2-基） 其中电荷输送化合物具有一个或多个芳环，[（四氢-2H-吡喃-2-基）氧基]甲基与电荷输送化合物的芳族环结合，其中 在[（四氢-2H-吡喃-2-基）氧基]甲基部分被部分切割除去之后开始聚合，其中三维交联膜的介电常数低于3.5。

公开(公告)号：US20130295496A1

公开(公告)日：2013-11-07

申请号：US13980401

申请日：2012-01-12

申请人： Yuuji Tanaka ,  Kazukiyo Nagai ,  Tetsuro Suzuki ,  Yuusuke Koizuka

发明人： Yuuji Tanaka ,  Kazukiyo Nagai ,  Tetsuro Suzuki ,  Yuusuke Koizuka

IPC分类号： G03G15/00

CPC分类号： G03G5/07 ,  G03G5/0525 ,  G03G5/0567 ,  G03G5/0592 ,  G03G5/0596 ,  G03G5/0614 ,  G03G5/076 ,  G03G5/1476 ,  G03G5/14769 ,  G03G5/14791 ,  G03G5/14795

摘要： An electrophotographic photoconductor including: a conductive substrate; and at least a photoconductive layer on the conductive substrate, wherein an uppermost surface layer of the photoconductive layer includes a three-dimensionally crosslinked film formed through polymerization among compounds each containing a charge transporting compound and three or more [(tetrahydro-2H-pyran-2-yl)oxy]methyl groups where the charge transporting compound has one or more aromatic rings and the [(tetrahydro-2H-pyran-2-yl)oxy]methyl groups are bound to the aromatic rings of the charge transporting compound, wherein the polymerization starts after some of the [(tetrahydro-2H-pyran-2-yl)oxy]methyl groups have been partially cleaved and eliminated, and wherein the three-dimensionally cross-linked film has an ionization potential of 5.4 or higher.

摘要翻译： 一种电子照相感光体，包括：导电性基材; 以及导电性基板上的至少一层光电导层，其中光电导层的最上表面层包括通过在各自含有电荷输送化合物的化合物和三个或更多个[（四氢-2H-吡喃-2-基） 其中电荷输送化合物具有一个或多个芳环，[（四氢-2H-吡喃-2-基）氧基]甲基与电荷输送化合物的芳族环结合，其中 在[（四氢-2H-吡喃-2-基）氧基]甲基部分被部分切割除去之后开始聚合，其中三维交联膜的电离电位为5.4以上。

公开(公告)号：US20140178810A1

公开(公告)日：2014-06-26

申请号：US14096593

申请日：2013-12-04

申请人： Kazukiyo NAGAI ,  Yuuji Tanaka ,  Tetsuro Suzuki ,  Yuusuke Koizuka

发明人： Kazukiyo NAGAI ,  Yuuji Tanaka ,  Tetsuro Suzuki ,  Yuusuke Koizuka

IPC分类号： G03G5/07

CPC分类号： G03G5/075 ,  G03G5/0525 ,  G03G5/0592 ,  G03G5/0614

摘要： An image bearing member includes a substrate, and a photosensitive layer overlying the substrate, wherein an uppermost surface layer of the image bearing member has a hydrocarbon compound represented by the following Chemical Formula 1; and a three-dimensionally cross-linked polymer formed by polymerization reaction of a charge transport compound having three or more [tetrahydro-2H-pyran-2-yl)oxy]methyl groups linked with aromatic rings, wherein, in the polymerization reaction, part of the three or more [(tetrahydro-2H-pyran-2-yl)oxy]methyl groups is severed and detached from the charge transport compound, Ph1-Q1-Ph2-Q2-Ph3  Chemical Formula 1 where Q1 and Q2 independently represent methylene groups or ethylene groups, Ph1 and Ph3 independently represent phenyl groups with which one or two methyl groups are bonded, and Ph2 represents a phenylene group or a phenylene group having one methyl group.

摘要翻译： 图像承载部件包括基板和覆盖基板的感光层，其中图像承载部件的最上表面层具有由以下化学式1表示的烃化合物; 和通过具有三个或更多个与芳环连接的[四氢-2H-吡喃-2-基]氧基]甲基的电荷输送化合物的聚合反应而形成的三维交联聚合物，其中在聚合反应中，部分 的三（或四氢-2H-吡喃-2-基）氧基]甲基被切断并与电荷输送化合物Ph1-Q1-Ph2-Q2-Ph3化学式1分离，其中Q1和Q2独立地代表亚甲基 基团或亚乙基，Ph 1和Ph 3独立地表示与一个或两个甲基键合的苯基，Ph 2表示具有一个甲基的亚苯基或亚苯基。

公开(公告)号：US20130022903A1

公开(公告)日：2013-01-24

申请号：US13553184

申请日：2012-07-19

申请人： Yuuji TANAKA ,  Kazukiyo Nagai ,  Tetsuro Suzuki ,  Yuusuke Koizuka

发明人： Yuuji TANAKA ,  Kazukiyo Nagai ,  Tetsuro Suzuki ,  Yuusuke Koizuka

IPC分类号： G03G5/047 ,  G03G21/16 ,  G03G13/20 ,  G03G15/00

CPC分类号： G03G5/07 ,  G03G5/0605 ,  G03G5/0609 ,  G03G5/0614 ,  G03G5/071 ,  G03G5/075 ,  G03G5/076

摘要： A photoreceptor including an electroconductive substrate; and a photosensitive layer overlying the electroconductive substrate, wherein the uppermost surface layer of the photosensitive layer has a three-dimensional cross-linked product formed by polymerization reaction of a charge transport compound A represented by the following Chemical Structure 1 and a charge transport compound B having three or more [tetrahydro-2H-pyran-2-yl)oxy]methyl groups linked with aromatic rings in which part of the [tetrahydro-2H-pyran-2-yl)oxy]methyl groups is severed and detached. In the Chemical Structure 1, Ar1 represents an aromatic hydrocarbon group having 6 to 20 carbon atoms that may have an alkyl group having one to four carbon atoms as a substitution group.

摘要翻译： 包含导电基片的感光体; 以及覆盖导电基材的感光层，其中感光层的最上表面层具有通过由以下化学结构1表示的电荷输送化合物A与电荷输送化合物B的聚合反应形成的三维交联产物 具有三个或更多个与芳环连接的[四氢-2H-吡喃-2-基]氧基]甲基，其中[四氢-2H-吡喃-2-基]氧基]甲基的一部分被切断和分离。 在化学结构1中，Ar 1表示可以具有碳原子数为1〜4的烷基的碳原子数为6〜20的芳香族烃基作为取代基。

公开(公告)号：US10233341B2

公开(公告)日：2019-03-19

申请号：US15282101

申请日：2016-09-30

申请人： Yuusuke Koizuka ,  Kazukiyo Nagai ,  Tomoyuki Shimada ,  Shigeyuki Harada ,  Akihiko Matsuyama ,  Yoshiki Yanagawa ,  Koichiro Oyama ,  Takuya Yamazaki ,  Akiyoshi Sabu

发明人： Yuusuke Koizuka ,  Kazukiyo Nagai ,  Tomoyuki Shimada ,  Shigeyuki Harada ,  Akihiko Matsuyama ,  Yoshiki Yanagawa ,  Koichiro Oyama ,  Takuya Yamazaki ,  Akiyoshi Sabu

IPC分类号： C09D11/102 ,  C09D11/322 ,  C09D11/324

摘要： Ink includes water, a coloring material, and a copolymer including a first structure unit represented by the following Chemical formula 1 and a second structure unit including an anionic group. In the Chemical formula, R represents a hydrogen atom or a methyl group, X represents an alkylene group having 2-4 carbon atoms, and Y represents a substituted or non-substituted straight-chain alkylene group having 5 to 7 carbon atoms.

公开(公告)号：US09850391B2

公开(公告)日：2017-12-26

申请号：US15259676

申请日：2016-09-08

申请人： Masayuki Fukuoka ,  Shigeyuki Harada ,  Yoshiki Yanagawa ,  Takuya Yamazaki ,  Kazukiyo Nagai ,  Yuusuke Koizuka ,  Tomoyuki Shimada ,  Akiyoshi Sabu ,  Akihiko Matsuyama

发明人： Masayuki Fukuoka ,  Shigeyuki Harada ,  Yoshiki Yanagawa ,  Takuya Yamazaki ,  Kazukiyo Nagai ,  Yuusuke Koizuka ,  Tomoyuki Shimada ,  Akiyoshi Sabu ,  Akihiko Matsuyama

IPC分类号： C09D11/104 ,  C09D11/322

CPC分类号： C09D11/104 ,  C09D11/322 ,  C09D11/326

摘要： Provided is an ink including: copolymer including at least one of structural unit of formula (1) and structural unit of formula (2); pigment having acid value of ≦15 μmol/g and represented by formula (3); water; and water-soluble organic solvent. In formula (1), R1 represents hydrogen or methyl group. L1 represents alkylene group including 2-18 carbon atoms. In formula (2), R1 represents hydrogen or methyl group. L2 represents single bond or —(CH2)n-O— of which oxygen is bound with biphenyl. n represents integer of 2 through 18. In formula (3), R1 represents any one of hydrogen, halogen, alkyl group including 1-4 carbon atoms, alkoxy group including 1-4 carbon atoms, hydroxy, nitro, and alkyl substituted or unsubstituted amino group including 1-4 carbon atoms. n represents integer of 1 through 5. When n is a plural number, R1 may be identical or different. R2, R3, and R4 represent alkyl group including 1-4 carbon atoms.

公开(公告)号：US09617439B2

公开(公告)日：2017-04-11

申请号：US14625051

申请日：2015-02-18

申请人： Akihiko Matsuyama ,  Shigeyuki Harada ,  Keita Katoh ,  Masayuki Fukuoka ,  Mitsuru Naruse ,  Kazukiyo Nagai ,  Yuusuke Koizuka ,  Masayasu Nonogaki

发明人： Akihiko Matsuyama ,  Shigeyuki Harada ,  Keita Katoh ,  Masayuki Fukuoka ,  Mitsuru Naruse ,  Kazukiyo Nagai ,  Yuusuke Koizuka ,  Masayasu Nonogaki

IPC分类号： C09D11/322 ,  C08K5/3437 ,  C08K5/29 ,  C09D11/106 ,  C09D11/326

CPC分类号： C09D11/322 ,  C08K5/29 ,  C08K5/3437 ,  C09B33/153 ,  C09B48/00 ,  C09B67/009 ,  C09D11/106 ,  C09D11/326 ,  Y10T428/24901

摘要： An ink composition contains (a) a pigment represented by chemical formula 1a or chemical formula 1b, (b) a polymer having a structure unit having a diphosphonic acid group and represented by Chemical formula 2, (c) a hydrosoluble solvent, and (d) water.