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1. 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）]。

2. 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：

3. 发明授权

US4279981A Electrophotographic elements containing trisazo compounds 失效
标题翻译：含有三偶氮化合物的电子照相元件
公开(公告)号：US4279981A
公开(公告)日：1981-07-21
申请号：US897508
申请日：1978-04-18
申请人： Masafumi Ohta , Kiyoshi Sakai , Mitsuru Hashimoto , Akio Kozima , Masaomi Sasaki
发明人： Masafumi Ohta , Kiyoshi Sakai , Mitsuru Hashimoto , Akio Kozima , Masaomi Sasaki
IPC分类号： C09B35/378 , G03G5/06
CPC分类号： G03G5/0687 , C09B35/378
摘要： The present invention provides trisazo compounds expressed by the general formula I ##STR1## [wherein A represents ##STR2## (wherein R represents hydrogen, alkyl radical, alkoxy radical, nitro radical, dialkylamino radical or halogen, and n is an integer of 1, 2 or 3, R may be either identical or different when n is an integer of 2 or 3)]; a process for the preparation of said trisazo compounds; and electrophotographic sensitive materials having a high sensitivity as well as a high flexibility which comprise a conductive support and a photosensitive layer containing a trisazo compound, as an effective ingredient thereof, which is expressed by the general formula II ##STR3## [wherein A' represents ##STR4## (wherein Z represents aromatic rings such as benzene ring, naphthalene ring, etc., hetero rings such as indole ring, carbazole ring, benzofuran ring, etc. or their substituents, Ar.sub.1 represents aromatic rings such as benzene ring, naphthalene ring, etc., hetero rings such as dibenzofuran ring, etc. or their substituents, Ar.sub.2 and Ar.sub.3 represent aromatic rings such as benzene ring, naphthalene ring, etc. or their substituents, R.sub.1 and R.sub.3 represent hydrogen, lower alkyl radical, phenyl radical or their substituents, and R.sub.2 represents lower alkyl radical, carboxyl radical or their esters)].
摘要翻译：本发明提供由通式I表示的三偶氮化合物，其中A代表氢，烷基，烷氧基，硝基，二烷基氨基或卤素，n为1,2或3的整数，当n为2或3的整数时，R可以相同或不同）。一种制备所述三偶氮化合物的方法; 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含有三偶氮化合物的感光层作为其有效成分的高柔性，其由通式II表示[其中A'表示（其中Z表示芳环如苯环，萘环等，杂环如吲哚环，咔唑环，苯并呋喃环等）或其取代基，Ar1表示芳环如苯环，萘环等等，杂环如二苯并呋喃环等或其取代基，Ar 2和Ar 3表示芳环如苯环，萘环等或其取代基，R 1和R 3表示氢，低级烷基，苯基或它们的取代基，R 2代表低级烷基，羧基或它们的酯）]。

4. 发明授权

US4272598A Electrophotographic material containing disazo compounds 失效
标题翻译：含有双偶氮化合物的电子照相材料
公开(公告)号：US4272598A
公开(公告)日：1981-06-09
申请号：US898130
申请日：1978-04-20
申请人： Masaomi Sasaki , Kiyoshi Sakai , Mitsuru Hashimoto , Masafumi Ohta , Akio Kozima
发明人： Masaomi Sasaki , Kiyoshi Sakai , Mitsuru Hashimoto , Masafumi Ohta , Akio Kozima
IPC分类号： C09B35/215 , C09B56/06 , G03G5/06 , G03G13/22
CPC分类号： G03G5/0683 , C09B35/215 , C09B56/06
摘要： The present invention provides disazo compounds expressed by the general formula I ##STR1## [wherein A represents ##STR2## (wherein R represents alkyl radical, alkoxy radical, nitro radical, dialkylamino radical or halogen, n is 0 or an integer of 1, 2 or 3, and R may be either identical or different when n is an integer of 2 or 3)]; 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 a disazo compound, as an effective ingredient, which is expressed by the general formula II ##STR3## [wherein A' represents ##STR4## (wherein X represents aromatic rings such as benzene ring, naphthalene ring, etc., hetero rings such as indole ring, carbazole ring, benzofuran ring, etc. or their substituents, Ar.sub.1 represents aromatic rings such as benzene ring, naphthalene ring, etc., hetero rings such as dibenzofuran, etc. or their substituents, Ar.sub.2 and Ar.sub.3 represent aromatic rings such as benzene ring, naphthalene ring, etc. or their substituents, R.sub.1 and R.sub.3 represent respectively hydrogen, lower alkyl radical, phenyl radical or their substituents, and R.sub.2 represents lower alkyl radical, carboxyl radical or their esters)].
摘要翻译：本发明提供由通式I表示的双偶氮化合物[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为0或 1或2或3的整数，当n为2或3的整数时，R可以相同或不同）。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，所述感光层含有双偶氮化合物作为有效成分，其由通式II表示。 + TR 其中A'表示 + TR （其中X表示芳环如苯环，萘环等，杂环如吲哚环，咔唑环，苯并呋喃环等或它们的取代基，Ar 1表示芳环如苯环，萘环等，杂环如二苯并呋喃等或其取代基，Ar2和Ar3表示芳环如苯环，萘环等或其取代基，R1和R3分别代表氢，低级烷基，苯基或它们的取代基，R2代表低级烷基，羧基或它们的酯）]。

5. 发明授权

US4242260A 2-Hydroxy-3-carbonylanilinonaphth-1-yl disazo derivatives and 1-phenyl-3-methyl-5-hydroxypyrazol-4-yl disazo derivatives of 1,4-bis(4-aminostyryl) benzene 失效
标题翻译： 2-羟基-3-羰基苯胺基萘-1-基双偶氮衍生物和1,4-二（4-氨基苯乙烯基）苯的1-苯基-3-甲基-5-羟基吡唑-4-基双偶氮衍生物
公开(公告)号：US4242260A
公开(公告)日：1980-12-30
申请号：US961963
申请日：1978-11-20
申请人： Masaomi Sasaki , Kiyoshi Sakai , Mitsuru Hashimoto , Masafumi Ohta , Akio Kozima
发明人： Masaomi Sasaki , Kiyoshi Sakai , Mitsuru Hashimoto , Masafumi Ohta , Akio Kozima
IPC分类号： C09B35/215 , C09B56/06 , G03G5/06 , C07C107/04 , C09B35/24 , G03C1/76 , G03C5/54
CPC分类号： G03G5/0683 , C09B35/215 , C09B56/06
摘要： The present invention provides disazo compounds expressed by the general formula I ##STR1## wherein A represents ##STR2## in which R represents alkyl radical, alkoxy radical, nitro radical, dialkylamino radical or halogen, n is 0 or an integer of 1, 2 or 3, and R may be either identical or different when n is an integer of 2 or 3. The disazo compounds are useful as photoconductive substances or charge-carrier generating substances in various kinds of electrophotographic elements.
摘要翻译：本发明提供由通式I表示的双偶氮化合物，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为0或整数为1,2或3，当n为2或3的整数时，R可以相同或不同。双偶氮化合物可用作各种电子照相元件中的光电导物质或电荷载体产生物质。

6. 发明授权

US4426327A 3,6-Disazo-9-ethyl carbazole compounds 失效
标题翻译： 3,6-二氮杂-9-咔唑化合物
公开(公告)号：US4426327A
公开(公告)日：1984-01-17
申请号：US204150
申请日：1980-11-05
申请人： Mitsuru Hashimoto , Masafumi Ohta , Akio Kozima , Kiyoshi Sakai , Masaomi Sasaki
发明人： Mitsuru Hashimoto , Masafumi Ohta , Akio Kozima , Kiyoshi Sakai , Masaomi Sasaki
IPC分类号： C09B35/34 , G03G5/06 , C09B35/24 , C07D209/88
CPC分类号： G03G5/0681 , C09B35/34
摘要： The present invention provides disazo compounds expressed by the general formula ##STR1## [wherein A represents ##STR2## (wherein R represents alkyl radical, alkoxy radical, nitro radical, dialkylamino radical or halogen, n is 0 or an integer ranging from 1 to 3, and R may be identical or different when n is an integer of 2 or 3)]; a process for the preparation of said compounds; and photosensitive materials having a high sensitivity as well as a high flexibility which comprises a conductive support and a photosensitive layer formed thereon, said photosensitive layer containing a disazo pigment, as an effective ingredient, which is expressed by the general formula ##STR3## [wherein R' represents a member selected from the group consisting of hydrogen, ethyl radical, chloroethyl radical and hydroxyethyl radical, A' represents a member selected from the group consisting of ##STR4## (wherein X represents a member selected from the group consisting of aromatic rings such as benzene ring, naphthalene ring, etc., heterocyclic 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., heterocyclic rings such as dibenzofuran ring, etc. and their substituents, Ar.sub.2 and Ar.sub.3 represent respectively 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 respectively 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)].
摘要翻译：本发明提供由通式 [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为0或1至3的整数）表示的双偶氮化合物当n为2或3的整数时，R可以相同或不同）]; 一种制备所述化合物的方法; 以及具有高灵敏度的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颜料作为有效成分，其通过通式[表示] [其中 R'表示选自氢，乙基，氯乙基和羟乙基的成员，A'表示选自下列的成员：其中X表示选自芳环如苯环，萘环等杂环，吲哚环，咔唑环，苯并呋喃环等杂环及其取代基，Ar1表示选自芳香环如苯的成员环，萘环等杂环，二苯并呋喃环等杂环及其取代基，Ar2和Ar3分别表示成员选择由芳环如苯环，萘环等及其取代基组成，R1和R3分别表示选自氢，低级烷基或苯基及其取代基的成员，R2表示选自低级烷基，羧基及其酯的成员）]。

7. 发明授权

US4293628A Electrophotographic elements containing disazo compounds 失效
标题翻译：含有双偶氮化合物的电子照相元件
公开(公告)号：US4293628A
公开(公告)日：1981-10-06
申请号：US872679
申请日：1978-01-26
申请人： Mitsuru Hashimoto , Masafumi Ohta , Akio Kozima , Kiyoshi Sakai , Masaomi Sasaki
发明人： Mitsuru Hashimoto , Masafumi Ohta , Akio Kozima , Kiyoshi Sakai , Masaomi Sasaki
IPC分类号： C09B35/34 , G03G5/06
CPC分类号： C09B35/34 , G03G5/0681
摘要： The present invention provides disazo compounds expressed by the general formula ##STR1## [wherein A represents ##STR2## (wherein R represents alkyl radical, alkoxy radical, nitro radical, dialkylamino radical or halogen, n is 0 or an integer ranging from 1 to 3, and R may be identical or different when n is an integer of 2 or 3)]; a process for the preparation of said compounds; and photosensitive materials having a high sensitivity as well as a high flexibility which comprises a conductive support and a photosensitive layer formed thereon, said photosensitive layer containing a disazo pigment, as an effective ingredient, which is expressed by the general formula ##STR3## [wherein R' represents a member selected from the group consisting of hydrogen, ethyl radical, chloroethyl radical and hydroxyethyl radical, A' represents a member selected from the group consisting of ##STR4## (wherein X represents a member selected from the group consisting of aromatic rings such as benzene ring, naphthalene ring, etc., heterocyclic 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., heterocyclic rings such as dibenzofuran ring, etc. and their substituents, Ar.sub.2 and Ar.sub.3 represent respectively 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 respectively 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)].
摘要翻译：本发明提供由通式 [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为0或1至3的整数）表示的双偶氮化合物当n为2或3的整数时，R可以相同或不同）]; 一种制备所述化合物的方法; 以及具有高灵敏度的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颜料作为有效成分，其通过通式[表示] [其中 R'表示选自氢，乙基，氯乙基和羟乙基的成员，A'表示选自下列的成员：其中X表示选自芳环的成员苯环，萘环等杂环，吲哚环，咔唑环，苯并呋喃环等杂环及其取代基，Ar1表示选自苯环，萘环等芳香族的基团，等等，杂环如二苯并呋喃环等及其取代基，Ar2和Ar3分别表示选自由苯环，萘环等芳香环和它们的取代基组成的基团，R1和R3分别表示选自氢，低级烷基或苯基及其取代基的成员，R2表示选自由低级烷基，羧基和它们的酯组成的组）]。

8. 发明授权

US4264695A Electrophotographic photosensitive material with electron donors and electron acceptors 失效
标题翻译：电子照相感光材料与电子供体和电子受体
公开(公告)号：US4264695A
公开(公告)日：1981-04-28
申请号：US116188
申请日：1980-01-28
申请人： Akio Kozima , Mitsuru Hashimoto , Masafumi Ohta , Masaomi Sasaki , Zenjiro Okuno
发明人： Akio Kozima , Mitsuru Hashimoto , Masafumi Ohta , Masaomi Sasaki , Zenjiro Okuno
IPC分类号： G03G5/043 , G03G5/09 , G03G5/04 , G03G5/14
CPC分类号： G03G5/043 , Y10S430/10
摘要： A photosensitive material for use in electrophotography which comprises a conductive support, a first layer consisting essentially of a substance capable of generating a conductive carrier through light absorption and an electron donor or an electron acceptor, and a second layer consisting essentially of an electron acceptor or an electron donor, to wit, a substance constituting the opposite party of the electron donor or the electron acceptor contained in the first layer, said first and second layers being formed in that order on said conductive support.
摘要翻译：一种用于电子照相术的感光材料，其包括导电支撑体，基本上由能够通过光吸收产生导电载体的物质和电子给体或电子受体组成的第一层，以及基本上由电子受体或电子供体，构成包含在第一层中的电子给体或电子受体的相反方的物质，所述第一和第二层依次形成在所述导电载体上。

9. 发明授权

US4135928A Electrophotographic light-sensitive member 失效
标题翻译：电子光敏元件
公开(公告)号：US4135928A
公开(公告)日：1979-01-23
申请号：US842485
申请日：1977-10-17
申请人： Mitsuru Hashimoto , Masafumi Ohta , Akio Kozima
发明人： Mitsuru Hashimoto , Masafumi Ohta , Akio Kozima
IPC分类号： G03G5/06 , H01L51/42 , G03G5/04
CPC分类号： G03G5/0637
摘要： Electrophotographic light-sensitive member carrying a layer on an electroconductive support, said layer comprising a charge generating substance, a binder and 7-nitro-2-aza-9-fluorenylidene-malonitrile.

10. 发明授权

US4148638A Photoconductive sensitive material with a trinitro-11-indeno[1,2-b]quinoxaline-11-one 失效
标题翻译：具有三硝基-11-茚并{8,12-b {9喹喔啉-11-酮的光敏材料
公开(公告)号：US4148638A
公开(公告)日：1979-04-10
申请号：US775049
申请日：1977-03-07
申请人： Masafumi Ohta , Mitsuru Hashimoto , Akio Kozima
发明人： Masafumi Ohta , Mitsuru Hashimoto , Akio Kozima
IPC分类号： C07D241/38 , G03G5/06 , H01L51/42 , G03G5/04 , G03G5/09
CPC分类号： C07D241/38 , G03G5/0638 , G03G5/0664
摘要： A photoconductive sensitive material composed of a conductive support and a layer consisting essentially of charge-generating pigment, trinitro-11H-indeno[1,2-b]quinoxaline-11-one and binder resin formed on said support, and a photoconductive sensitive material composed of a conductive support, a thin layer consisting of charge-generating pigment alone or mixed with binder resin and a layer consisting essentially of trinitro-11H-indeno[1,2-b]quinoxaline-11-one and binder resin, said two layers being formed in that order on said support, possess high sensitivity and always give a clear-cut image even when used repeatedly.
摘要翻译：由导电性支持体和基本上由电荷产生颜料，三硝基-11H-茚并[1,2-b]喹喔啉-11-酮和形成在所述载体上的粘合剂树脂组成的光敏材料和感光材料由导电性支持体构成，由单独的电荷产生颜料或与粘合剂树脂混合的薄层和基本上由三硝基-11H-茚并[1,2-b]喹喔啉-11-酮和粘合剂树脂组成的层，所述两个在所述支撑件上依次形成层，具有高灵敏度，并且即使反复使用也总是给出清晰的图像。

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