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1
US9864284B2
Publication/Patent Number: US9864284B2
Publication date: 2018-01-09
Application number: 15/054,009
Filing date: 2016-02-25
Abstract: An electrophotographic photosensitive member has a support, a charge generation layer, and a charge transport layer in this order, the charge transport layer containing a charge transport material. The charge transport layer is a surface layer of the electrophotographic photosensitive member and contains a polycarbonate resin having a structural unit selected from group A and a structural unit selected from group B. An electrophotographic photosensitive member has a support, a charge generation layer, and a charge transport layer in this order, the charge transport layer containing a charge transport material. The charge transport layer is a surface layer of the electrophotographic ...more ...less
2
EP3062153B1
Publication/Patent Number: EP3062153B1
Publication date: 2018-09-26
Application number: 16156831.6
Filing date: 2016-02-23
Abstract: An electrophotographic photosensitive member (1) has a support, a charge generation layer, and a charge transport layer in this order, the charge transport layer containing a charge transport material. The charge transport layer is a surface layer of the electrophotographic photosensitive member and contains a polycarbonate resin having a structural unit selected from group A and a structural unit selected from group B (groups A and B defined in the disclosure). An electrophotographic photosensitive member (1) has a support, a charge generation layer, and a charge transport layer in this order, the charge transport layer containing a charge transport material. The charge transport layer is a surface layer of the electrophotographic ...more ...less
3
EP2471383B1
Publication/Patent Number: EP2471383B1
Publication date: 2017-05-31
Application number: 10811527.0
Filing date: 2010-08-27
Abstract: A taste improver which is capable of effectively suppressing unpleasant bitter taste, harsh taste, and astringent taste peculiar to high intensity sweeteners without changing original flavor and taste of food and of reproducing taste intensity and a flavor profile by using the high intensity sweeteners, which are equal to those attained by using sugars such as sucrose. It is possible to improve the unpleasant aftertastes of a high intensity sweetener and to reproduce taste intensity and a flavor profile which are equal to those attained by using sugars such as sucrose by adding the taste improver for high intensity sweetener, characterized by containing (A), (B), and (C), and further (D) and/or (E), to a beverage or food containing the high intensity sweetener: (A) spilanthol, or an extract or essential oil of a plant containing spilanthol; (B) quinic acid or a composition containing quinic acid; (C) vanilla polyphenol or a composition containing vanilla polyphenol; (D) green tea polyphenol or a composition containing green tea polyphenol; and (E) rosaceous plant polyphenol or a composition containing rosaceous plant polyphenol. A taste improver which is capable of effectively suppressing unpleasant bitter taste, harsh taste, and astringent taste peculiar to high intensity sweeteners without changing original flavor and taste of food and of reproducing taste intensity and a flavor profile by using the ...more ...less
4
US9753385B2
Publication/Patent Number: US9753385B2
Publication date: 2017-09-05
Application number: 15/054,017
Filing date: 2016-02-25
Abstract: An electrophotographic photosensitive member has a support, a charge generation layer, and a charge transport layer in this order, the charge transport layer containing a charge transport material. The charge transport layer is a surface layer of the electrophotographic photosensitive member and contains a polycarbonate resin having a structural unit selected from group A and a structural unit selected from group B (groups A and B defined in the disclosure). An electrophotographic photosensitive member has a support, a charge generation layer, and a charge transport layer in this order, the charge transport layer containing a charge transport material. The charge transport layer is a surface layer of the electrophotographic ...more ...less
5
EP1983375B1
Publication/Patent Number: EP1983375B1
Publication date: 2017-09-27
Application number: 07707990.3
Filing date: 2007-01-30
Abstract: To provide an electrophotographic photosensitive member which keeps the member surface from being scratched in a size causative of faulty images, without relying on improving mechanical strength and can form good images over a long period of time, and a process cartridge and an electrophotographic apparatus, having the photosensitive member. In an electrophotographic photosensitive member having a support and a photosensitive layer, the photosensitive member has a surface having a plurality of independent, depressed portions each having a major-axis diameter of 0.1 µm to 10 µm, a minor-axis diameter of 0.1 µm to 10 µm and a deepest-part to opening distance of 0.1 µm to 10 µm; and, where the surface is equally divided into 4 regions in the rotational direction, which are then equally divided into 25 regions in the direction falling at right angles with the rotational direction, to obtain 100-spot regions A in total, and, in each thereof, square regions B of 50 µm each per side one side of which is parallel to the rotational direction are provided and the regions B are each equally divided into 500 zones by straight lines parallel to the rotational direction, 400 to 499 lines among the straight lines pass through the depressed portions in each of the regions B. To provide an electrophotographic photosensitive member which keeps the member surface from being scratched in a size causative of faulty images, without relying on improving mechanical strength and can form good images over a long period of time, and a process cartridge and an ...more ...less
6
EP2397908B1
Publication/Patent Number: EP2397908B1
Publication date: 2016-04-27
Application number: 11181407.5
Filing date: 2007-10-24
Abstract: An electrophotographic photosensitive member having excellent electrophotographic properties while being prevented from the generation of blade-curling, a method of manufacturing the electrophotographic photosensitive member, and a process cartridge and an electrophotographic apparatus each having the electrophotographic photosensitive member are provided. The surface layer of the electrophotographic photosensitive member contains a polymer having a specific repetitive structural unit. An electrophotographic photosensitive member having excellent electrophotographic properties while being prevented from the generation of blade-curling, a method of manufacturing the electrophotographic photosensitive member, and a process cartridge and an electrophotographic ...more ...less
7
US2016252830A1
Publication/Patent Number: US2016252830A1
Publication date: 2016-09-01
Application number: 15/054,017
Filing date: 2016-02-25
Abstract: An electrophotographic photosensitive member has a support, a charge generation layer, and a charge transport layer in this order, the charge transport layer containing a charge transport material. The charge transport layer is a surface layer of the electrophotographic photosensitive member and contains a polycarbonate resin having a structural unit selected from group A and a structural unit selected from group B (groups A and B defined in the disclosure). An electrophotographic photosensitive member has a support, a charge generation layer, and a charge transport layer in this order, the charge transport layer containing a charge transport material. The charge transport layer is a surface layer of the electrophotographic ...more ...less
8
JP2016164651A
Publication/Patent Number: JP2016164651A
Publication date: 2016-09-08
Application number: 2016026328
Filing date: 2016-02-15
Assignee: CANON INC
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor with a high level of an antifogging effect.SOLUTION: An electrophotographic photoreceptor has a support medium and a charge transport layer including a charge transport material in this order. The charge transport layer is a surface layer of the electrophotographic photoreceptor and includes polycarbonate resin having a structure unit selected from a group A and a structure unit selected from a group B.SELECTED DRAWING: None PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor with a high level of an antifogging effect.SOLUTION: An electrophotographic photoreceptor has a support medium and a charge transport layer including a charge transport material in this order. The charge ...more ...less
9
CN105929642A
Publication/Patent Number: CN105929642A
Publication date: 2016-09-07
Application number: 201610109106
Filing date: 2016-02-26
Abstract: The invention relates to an electrophotographic photosensitive member
10
US2016252829A1
Publication/Patent Number: US2016252829A1
Publication date: 2016-09-01
Application number: 15/054,009
Filing date: 2016-02-25
Abstract: An electrophotographic photosensitive member has a support, a charge generation layer, and a charge transport layer in this order, the charge transport layer containing a charge transport material. The charge transport layer is a surface layer of the electrophotographic photosensitive member and contains a polycarbonate resin having a structural unit selected from group A and a structural unit selected from group B (groups A and B defined in the disclosure). An electrophotographic photosensitive member has a support, a charge generation layer, and a charge transport layer in this order, the charge transport layer containing a charge transport material. The charge transport layer is a surface layer of the electrophotographic ...more ...less
11
KR20160105343A
Publication/Patent Number: KR20160105343A
Publication date: 2016-09-06
Application number: 20160023390
Filing date: 2016-02-26
Abstract: The present invention relates to an electrophotographic photoreceptor
12
JP2016164652A
Publication/Patent Number: JP2016164652A
Publication date: 2016-09-08
Application number: 2016026329
Filing date: 2016-02-15
Assignee: CANON INC
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor with a high level of an antifogging effect.SOLUTION: An electrophotographic photoreceptor has a support medium and a charge transport layer including a charge transport material in this order. The charge transport layer is a surface layer of the electrophotographic photoreceptor and includes polycarbonate resin having a structure unit selected from a group A and a structure unit selected from a group B.SELECTED DRAWING: None PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor with a high level of an antifogging effect.SOLUTION: An electrophotographic photoreceptor has a support medium and a charge transport layer including a charge transport material in this order. The charge ...more ...less
13
EP3062153A1
Publication/Patent Number: EP3062153A1
Publication date: 2016-08-31
Application number: 16156831.6
Filing date: 2016-02-23
Abstract: An electrophotographic photosensitive member (1) has a support, a charge generation layer, and a charge transport layer in this order, the charge transport layer containing a charge transport material. The charge transport layer is a surface layer of the electrophotographic photosensitive member and contains a polycarbonate resin having a structural unit selected from group A and a structural unit selected from group B (groups A and B defined in the disclosure). An electrophotographic photosensitive member (1) has a support, a charge generation layer, and a charge transport layer in this order, the charge transport layer containing a charge transport material. The charge transport layer is a surface layer of the electrophotographic ...more ...less
14
CN105929643A
Publication/Patent Number: CN105929643A
Publication date: 2016-09-07
Application number: 201610108599
Filing date: 2016-02-26
Abstract: The invention relates to an electrophotographic photosensitive member
15
DE102016103345A1
Publication/Patent Number: DE102016103345A1
Publication date: 2016-09-01
Application number: 102016103345
Filing date: 2016-02-25
Abstract: Ein elektrofotografisches fotosensitives Element weist einen Träger
18
US8846281B2
Publication/Patent Number: US8846281B2
Publication date: 2014-09-30
Application number: 13/059,629
Filing date: 2009-09-24
Abstract: An electrophotographic photosensitive member having a surface layer which contains a silicon-containing compound in an amount of less than 0.6% by mass based on the whole solid content in the surface layer, where the silicon-containing compound in the surface layer has a siloxane moiety in an amount of 0.01% by mass or more, based on the whole solid content in the surface layer, and its surface has specific depressions. Also disclosed are a process cartridge and an electrophotographic apparatus which have the electrophotographic photosensitive member. An electrophotographic photosensitive member having a surface layer which contains a silicon-containing compound in an amount of less than 0.6% by mass based on the whole solid content in the surface layer, where the silicon-containing compound in the surface layer has a ...more ...less
19
JP5517579B2
Publication/Patent Number: JP5517579B2
Publication date: 2014-06-11
Application number: 2009270201
Filing date: 2009-11-27
Assignee: CANON INC
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing an electrophotographic photoreceptor
20
EP2133748B1
Publication/Patent Number: EP2133748B1
Publication date: 2014-03-05
Application number: 08739748.5
Filing date: 2008-03-27
Abstract: An electrophotographic photosensitive member is provided which maintains excellent smoothness of the surface thereof and improves cleaning performance during long-term repeated use, and which suppresses blade chattering and turn-up, thereby providing good image reproduction, and a process cartridge and electrophotographic apparatus having the electrophotographic photosensitive member are provided. The electrophotographic photosensitive member has a photosensitive layer formed on a support. The electrophotographic photosensitive member has a surface layer containing a silicon-containing compound or a fluorine-containing compound. The surface layer has a plurality of depressed portions which are independent from one another, on the surface. When the major axis diameter of the depressed portion is represented by Rpc and the distance between the deepest part and the opening surface of the depressed portion is represented by Rdv, Rdv is 0.1 µ or more to 10.0 µm or less, and the ratio of the depth (Rdv) to the major axis diameter (Rpc), Rdv/Rpc, is more than 0.3 to 7.0 or less. An electrophotographic photosensitive member is provided which maintains excellent smoothness of the surface thereof and improves cleaning performance during long-term repeated use, and which suppresses blade chattering and turn-up, thereby providing good image reproduction, and ...more ...less