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1. 发明授权

US4299896A Electrophotographic sensitive materials containing a disazo pigment 失效
标题翻译：含有双偶氮颜料的电子照相感光材料
公开(公告)号：US4299896A
公开(公告)日：1981-11-10
申请号：US925157
申请日：1978-07-17
申请人： Mitsuru Hashimoto , Kiyoshi Sakai , Masafumi Ohta , Akio Kozima , Masaomi Sasaki , Kyoji Tsutsui
发明人： Mitsuru Hashimoto , Kiyoshi Sakai , Masafumi Ohta , Akio Kozima , Masaomi Sasaki , Kyoji Tsutsui
IPC分类号： C09B35/02 , G03G5/06
CPC分类号： G03G5/0679 , C09B35/02 , G03G5/0681 , G03G5/0683
摘要： The present invention provides electrophotographic sensitive materials having a high sensitivity as well as a high flexibility which comprise a conductive support and a photosensitive layer formed thereon, said photosensitive layer containing one disazo pigment, as an effective ingredient, which is selected from the group consisting of disazo pigments expressed by the following general formulas I, II, III, and IV, ##STR1##
摘要翻译：本发明提供具有高灵敏度和高柔性的电子照相感光材料，其包含导电性支持体和形成在其上的感光层，所述感光层含有一种双偶氮颜料作为有效成分，其选自：通式I：II，III和IV表示的双偶氮颜料，通用化学式Ⅰ：

2. 发明授权

US4251614A Novel disazo compounds, process for the preparation of same and application of said disazo compounds and analogues thereof to electrophotographic sensitive materials 失效
标题翻译：新型双偶氮化合物，其制备方法和所述双偶氮化合物及其类似物应用于电子照相感光材料
公开(公告)号：US4251614A
公开(公告)日：1981-02-17
申请号：US921086
申请日：1978-06-30
申请人： Masaomi Sasaki , Kiyoshi Sakai , Mitsuru Hashimoto , Masafumi Ohta , Kyoji Tsutsui
发明人： Masaomi Sasaki , Kiyoshi Sakai , Mitsuru Hashimoto , Masafumi Ohta , Kyoji Tsutsui
IPC分类号： C09B35/34 , G03G5/06
CPC分类号： C09B35/34 , G03G5/0683 , G03G5/0685
摘要： The present invention provides disazo compounds expressed by the general formula: ##STR1## [wherein A represents a member selected from the group consisting of ##STR2## (wherein X represents a member selected from the group consisting of aromatic rings such as benzene ring, naphthalene ring, etc., hetero rings such as indole ring, carbazole ring, benzofuran ring, etc. and their substituents, Ar.sub.1 represents a member selected from the group consisting of aromatic rings such as benzene ring, naphthalene ring, etc., hetero rings such as dibenzofuran ring, etc. and their substituents, Ar.sub.2 and Ar.sub.3 represent a member selected from the group consisting of aromatic rings such as benzene ring, naphthalene ring, etc. and their substituents, R.sub.1 and R.sub.3 represent a member selected from the group consisting of hydrogen, lower alkyl radical or phenyl radical and their substituents and R.sub.2 represents a member selected from the group consisting of lower alkyl radical, carboxyl radical and their esters)]; a process for the preparation of said compounds; and electrophotographic sensitive materials having a high sensitivity as well as a high flexibility which comprise a conductive support and a photosensitive layer formed thereon, said photosensitive layer containing said disazo compound as an effective ingredient.
摘要翻译：本发明提供由以下通式表示的双偶氮化合物：其中A表示选自下列的成员：其中X表示选自以下的成员：芳环如苯环，萘环等杂环，吲哚环，咔唑环，苯并呋喃环等杂原子及其取代基，Ar 1表示选自苯环，萘环等芳香环的成员，诸如二苯并呋喃环等杂环及其取代基，Ar2和Ar3表示选自芳环如苯环，萘环等的基团及其取代基，R 1和R 3表示选自由氢，低级烷基或苯基组成的组和它们的取代基，R 2表示选自低级烷基，羧基和酯）]; 一种制备所述化合物的方法; 和具有高灵敏度的电子照相感光材料以及包含导电性支持体和形成在其上的感光层的高柔性，所述感光层含有所述双偶氮化合物作为有效成分。

3. 发明授权

US4596754A Electrophotographic printing original plate and electrophotographic plate making process using the printing original plate 失效
标题翻译：电子照相印刷原版和电子版制版工艺采用印刷原版
公开(公告)号：US4596754A
公开(公告)日：1986-06-24
申请号：US726363
申请日：1985-04-23
申请人： Kyoji Tsutsui , Mitsuru Hashimoto , Masafumi Ohta , Masaomi Sasaki
发明人： Kyoji Tsutsui , Mitsuru Hashimoto , Masafumi Ohta , Masaomi Sasaki
IPC分类号： C09B35/021 , G03G5/047 , G03G5/06 , G03G5/14
CPC分类号： G03G5/0685 , C09B35/021 , G03G5/047 , G03G5/0679 , G03G5/0681 , G03G5/0683
摘要： An electrophotographic printing original plate is disclosed, which comprises an electroconductive support material and an electrophotographic photosensitive layer formed thereon, which electrophotographic photosensitive layer comprises (i) a charge generation layer consisting essentially of a particular azo pigment serving as a charge generating material and (ii) a charge transport layer consisting essentially of a charge transporting material and an alkali-soluble resin; and an electrophotographic printing plate making process using the above printing original plate is also disclosed, which comprises the steps of electrically charging uniformly the above printing original plate, exposing the charged printing original plate to optical images to form latent electrostatic images thereon, developing the latent electrostatic images with toner, fixing the toner images to the printing original plate, and removing the electrophotographic photosensitive layer portions corresponding to the non-image areas of the printing original plate by dissolving the photosensitive layer portions in a dissolving liquid, thereby making a printing plate.
摘要翻译：公开了一种电子照相印刷原版，其包括导电支撑材料和形成在其上的电子照相感光层，该电子照相感光层包含（i）基本上由用作电荷产生材料的特定偶氮颜料组成的电荷产生层和（ii ）电荷传输层，其主要由电荷输送材料和碱溶性树脂组成; 并且还公开了使用上述印刷原版的电子照相印版制作方法，其包括以下步骤：均匀地对上述印刷原版进行充电，将带电印刷原版曝光于光学图像上以在其上形成静电图像，用调色剂静电图像，将调色剂图像固定到印刷原版上，并通过将感光层部分溶解在溶解液中来除去与印刷原版的非图像区域对应的电照相感光层部分，从而制成印版。

4. 发明授权

US4260672A Electrophotographic sensitive element having a photoconductive disazo pigment 失效
标题翻译：具有光导双偶氮颜料的电子照相感光元件
公开(公告)号：US4260672A
公开(公告)日：1981-04-07
申请号：US922526
申请日：1978-07-07
申请人： Masaomi Sasaki , Kiyoshi Sakai , Mitsuru Hashimoto , Masafumi Ohta , Kyoji Tsutsui
发明人： Masaomi Sasaki , Kiyoshi Sakai , Mitsuru Hashimoto , Masafumi Ohta , Kyoji Tsutsui
IPC分类号： C09B35/08 , C09B35/205 , C09B56/06 , G03G5/06 , H01L51/42
CPC分类号： G03G5/0683 , C09B56/06 , Y02E10/549
摘要： The present invention provides an electrophotographic element of a high sensitivity and a high flexibility comprising an electroconductive support and a photosensitive layer provided thereon and containing as an effective ingredient therein a disazo compound represented by the following general formula: ##STR1## wherein A is a radical selected from the group consisting of: ##STR2## in which X represents a ring selected from the group consisting of aromatic rings such as benzene ring and naphthalene ring, hetero rings such as indole ring, carbazole ring and benzofuran ring, and substituted derivatives thereof; Ar.sub.1 represents a radical selected from the group consisting of aromatic rings such as benzene ring and naphthalene ring, hetero rings such as dibenzofuran ring and substituted derivatives thereof; Ar.sub.2 and Ar.sub.3 represent radicals respectively selected from the group consisting of aromatic rings such as benzene ring and naphthalene ring, and substituted derivatives thereof; R.sub.1 and R.sub.3 represent radicals respectively selected from the group consisting of hydrogen atom, lower alkyl radicals and phenyl radical and substituted derivatives thereof; and R.sub.2 represents a radical selected from the group consisting of lower alkyl radicals, and carboxyl radical and esters thereof.
摘要翻译：本发明提供了一种具有高灵敏度和高柔性的电子照相元件，其包含导电载体和其上提供的感光层，并在其中含有由以下通式表示的双偶氮化合物作为有效成分：其中A是基团其选自由以下组成的组： + TR ，其中X表示选自芳环如苯环和萘环，杂环如吲哚环，咔唑环和苯并呋喃环的环，及其取代衍生物; Ar 1表示选自苯环，萘环等芳环的基团，二苯并呋喃环等杂环及其取代衍生物; Ar 2和Ar 3表示分别选自芳环如苯环和萘环的基团及其取代衍生物; R1和R3表示分别选自氢原子，低级烷基和苯基及其取代衍生物的基团; 并且R 2表示选自低级烷基和羧基的基团及其酯。

5. 发明授权

US4314015A Electrophotographic sensitive materials containing disazo compounds 失效
标题翻译：含有双偶氮化合物的电子照相感光材料
公开(公告)号：US4314015A
公开(公告)日：1982-02-02
申请号：US218382
申请日：1980-12-19
申请人： Mitsuru Hashimoto , Kiyoshi Sakai , Masafumi Ohta , Akio Kozima , Masaomi Sasaki , Kyoji Tsutsui
发明人： Mitsuru Hashimoto , Kiyoshi Sakai , Masafumi Ohta , Akio Kozima , Masaomi Sasaki , Kyoji Tsutsui
IPC分类号： C09B35/02 , C09B35/039 , G03G5/06
CPC分类号： G03G5/0679 , C09B35/02 , C09B35/039 , G03G5/0681 , G03G5/0683
摘要： The present invention provides electrophotographic sensitive materials having a high sensitivity as well as a high flexibility which comprise a conductive support and a photosensitive layer formed thereon, said photosensitive layer containing one disazo pigment, as an effective ingredient, which is selected from the group consisting of disazo pigments expressed by the following general formulas I, II, III, and IV, ##STR1## [(wherein A is selected from the group consisting of ##STR2## is selected from the group consisting of aromatic rings such as benzene ring, naphthalene ring, etc., hetero rings such as indole ring, carbazole ring, benzofuran ring, etc. and their substituents, Ar.sub.1 is selected from the group consisting of aromatic rings such as benzene ring, naphthalene ring, etc., hetero rings such as dibenzofuran, etc. and their substituents, Ar.sub.2 and Ar.sub.3 are selected from the group consisting of aromatic rings such as benzene ring, naphthalene ring, etc. and their substituents, R.sub.1 and R.sub.3 are selected from the group consisting of hydrogen, lower alkyl radical or phenyl radical and their substituents and R.sub.2 is selected from the group consisting of lower alkyl radical, carboxyl radical and their esters)].
摘要翻译：本发明提供具有高灵敏度和高柔性的电子照相感光材料，其包含导电性支持体和形成在其上的感光层，所述感光层含有一种双偶氮颜料作为有效成分，其选自：通式I表示的双偶氮颜料：通式I：通式II：通用化学式III：通式IV：其中A为选自（其中X选自芳环如苯环，萘环等，杂环如吲哚环，咔唑环，苯并呋喃环等及其取代基 Ar1选自苯环，萘环等芳香环，二苯并呋喃等杂环及其取代基，Ar2和Ar3选自由芳环如苯环，萘环等及其取代基组成的组，R 1和R 3选自氢，低级烷基或苯基及其取代基，R 2选自低级烷基，羧基及其酯）]。

6. 发明授权

US4251613A Disazo compounds, process for preparation of same and application of said disazo compounds and analogues thereof to electrophotographic sensitive materials 失效
标题翻译：双偶氮化合物，其制备方法和所述双偶氮化合物及其类似物应用于电子照相感光材料
公开(公告)号：US4251613A
公开(公告)日：1981-02-17
申请号：US908116
申请日：1978-05-22
申请人： Masaomi Sasaki , Kiyoshi Sakai , Mitsuru Hashimoto , Masafumi Ohta , Kyoji Tsutsui
发明人： Masaomi Sasaki , Kiyoshi Sakai , Mitsuru Hashimoto , Masafumi Ohta , Kyoji Tsutsui
IPC分类号： C09B35/02 , G03G5/06 , G03G13/22
CPC分类号： G03G5/0683 , C09B35/02
摘要： The present invention provides disazo compounds expressed by the general formula I ##STR1## a process for the preparation of said compounds; and electrophotographic sensitive material having a high sensitivity as well as a high flexibility which comprise a conductive support and a photosensitive layer formed thereon, said photosensitive layer containing a disazo compound, as an effective ingredient, which is expressed by the general formula II A'--N.dbd.N--Z--N.dbd.N--A'.
摘要翻译：本发明提供由通式I表示的双偶氮化合物，其中所述化合物的制备方法为：和具有高灵敏度的电子照相感光材料以及包含导电性支持体和形成在其上的感光层的高柔性，所述感光层含有双偶氮化合物作为有效成分，其由通式IIA'- N = NZN = N-A'。

7. 发明授权

US4245021A Electrophotographic element having charge transport layer 失效
标题翻译：具有电荷传输层的电子照相元件
公开(公告)号：US4245021A
公开(公告)日：1981-01-13
申请号：US11063
申请日：1979-02-12
申请人： Takeo Kazami , Kiyoshi Sakai , Mitsuru Hashimoto , Masaomi Sasaki , Kyoji Tsutsui , Masafumi Ohta
发明人： Takeo Kazami , Kiyoshi Sakai , Mitsuru Hashimoto , Masaomi Sasaki , Kyoji Tsutsui , Masafumi Ohta
IPC分类号： G03G5/06 , G03G5/09
CPC分类号： G03G5/0605 , G03G5/0668 , Y10S430/10
摘要： An electrophotographic element according to the present invention exhibits an exceedingly high sensitivity and it comprises (1) an electroconductive support, a charge producing layer consisting essentially of a charge producing substance and a charge transport layer consisting essentially of a charge transport substance having the following general formula and a binder, the last-mentioned two layers being superposed in that order or vice versa on said support, or (2) an electroconductive support and a photosensitive layer, superposed thereon, and consisting essentially of a charge producing substance, a charge transport substance having said general formula and a binder: ##STR1## (wherein n is an integer of 1 or 2, R.sub.1 stands for hydrogen atom or an alkyl, nitro, dialkylamino, alkoxy, nitrile or carboxylic ester group, and R.sub.2 and R.sub.3 stand for hydrogen or halogen atom or nitro or dialkylamino group respectively).
摘要翻译：根据本发明的电子照相元件显示出非常高的灵敏度，并且其包括（1）导电载体，基本上由电荷产生物质组成的电荷产生层和基本上由电荷输送物质组成的电荷输送层，其具有以下通用配方和粘合剂，所述最后提到的两层在所述载体上以该顺序重叠，反之亦然;或（2）导电载体和感光层，叠加在其上，并基本上由电荷产生物质组成，电荷传输具有所述通式的物质和粘合剂：其中n是1或2的整数，R1代表氢原子或烷基，硝基，二烷基氨基，烷氧基，腈或羧酸酯基，R2和R3代表氢或卤素原子或硝基或二烷基氨基）。

8. 发明授权

US4293492A Disazo compounds derived from 3,6-bis(styryl)-9-ethylcarbazole 失效
标题翻译：衍生自3,6-双（苯乙烯基）-9-乙基咔唑的双偶氮化合物
公开(公告)号：US4293492A
公开(公告)日：1981-10-06
申请号：US152061
申请日：1980-05-20
申请人： Masaomi Sasaki , Kiyoshi Sakai , Mitsuru Hashimoto , Masafumi Ohta , Kyoji Tsutsui
发明人： Masaomi Sasaki , Kiyoshi Sakai , Mitsuru Hashimoto , Masafumi Ohta , Kyoji Tsutsui
IPC分类号： C09B35/34 , G03G5/06 , C09B35/24
CPC分类号： C09B35/34 , G03G5/0683 , G03G5/0685
摘要： The present invention provides disazo compounds expressed by the general formula: ##STR1## [wherein A represents a member selected from the group consisting of ##STR2## (wherein X represents a member selected from the group consisting of aromatic rings such as benzene ring, naphthalene ring, etc., hetero rings such as indole ring, carbazole ring, benzofuran ring, etc. and their substituents, Ar.sub.1 represents a member selected from the group consisting of aromatic rings such as benzene ring, naphthalene ring, etc., hetero rings such as dibenzofuran ring, etc. and their substituents, Ar.sub.2 and Ar.sub.3 represent a member selected from the group consisting of aromatic rings such as benzene ring, naphthalene ring, etc. and their substituents, R.sub.1 and R.sub.3 represent a member selected from the group consisting of hydrogen, lower alkyl radical or phenyl radical and their substituents and R.sub.2 represents a member selected from the group consisting of lower alkyl radical, carboxyl radical and their esters)]; a process for the preparation of said compounds; and electrophotographic sensitive materials having a high sensitivity as well as a high flexibility which comprise a conductive support and a photosensitive layer formed thereon, said photosensitive layer containing said disazo compound as an effective ingredient.
摘要翻译：本发明提供由以下通式表示的双偶氮化合物：其中A表示选自下列的成员：其中X表示选自以下的成员：芳环如苯环，萘环等杂环，吲哚环，咔唑环，苯并呋喃环等杂原子及其取代基，Ar 1表示选自苯环，萘环等芳香环的成员，诸如二苯并呋喃环等杂环及其取代基，Ar2和Ar3表示选自芳环如苯环，萘环等的基团及其取代基，R 1和R 3表示选自由氢，低级烷基或苯基组成的组和它们的取代基，R 2表示选自低级烷基，羧基和酯）]; 一种制备所述化合物的方法; 和具有高灵敏度的电子照相感光材料以及包含导电性支持体和形成在其上的感光层的高柔性，所述感光层含有所述双偶氮化合物作为有效成分。

9. 发明授权

US4327020A Bis-azo compounds 失效
标题翻译：双偶氮化合物
公开(公告)号：US4327020A
公开(公告)日：1982-04-27
申请号：US158455
申请日：1980-06-11
申请人： Masaomi Sasaki , Masafumi Ohta , Kyoji Tsutsui
发明人： Masaomi Sasaki , Masafumi Ohta , Kyoji Tsutsui
IPC分类号： C09B35/033 , C09B35/039 , C09B35/205 , C09B35/215 , C09B41/00 , G03G5/06 , C07C107/04 , C07C107/08 , C09B35/03
CPC分类号： C09B35/215 , C09B35/039 , C09B41/002 , G03G5/0683
摘要： Bis-azo compounds represented by the general formula ##STR1## where A represents ##STR2## wherein R represents alkyl, alkoxy, nitro, dialkylamino or halogen, and n represents an integer 0, 1, 2 or 3 and when n is 2 or 3, R represents identical or different substituents selected from the group of alkyl, alkoxy, nitro, dialkylamino and halogen.
摘要翻译：其中A表示其中R表示烷基，烷氧基，硝基，二烷基氨基或卤素，n表示整数0,1,2或3，当n为2或3时， R表示相同或不同的选自烷基，烷氧基，硝基，二烷基氨基和卤素的取代基。

10. 发明授权

US4314016A Electrophotographic element having a bisazo photoconductor 失效
标题翻译：具有双偶氮感光体的电子照相元件
公开(公告)号：US4314016A
公开(公告)日：1982-02-02
申请号：US158436
申请日：1980-06-11
申请人： Masafumi Ohta , Mitsuru Hashimoto , Kyoji Tsutsui
发明人： Masafumi Ohta , Mitsuru Hashimoto , Kyoji Tsutsui
IPC分类号： G03G5/06
CPC分类号： G03G5/0679
摘要： An electrophotographic element utilizing as a charge generation material a disazo pigment having the following general formula: ##STR1## where R.sup.1 is hydrogen, chlorine, bromine, methyl, ethyl, methoxy, ethoxy, nitro, dimethylamino, diethylamino or phenyl; m and n are each an integer such as 1 or 2; and R.sup.2 is hydrogen or chlorine.
摘要翻译：使用具有以下通式的双偶氮颜料作为电荷产生材料的电摄像元件：其中R 1是氢，氯，溴，甲基，乙基，甲氧基，乙氧基，硝基，二甲基氨基，二乙基氨基或苯基; m和n各自为1或2的整数; R2是氢或氯。

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