摘要:
An electrophotographic photoreceptor comprising a conductive support and a photosensitive layer disposed on the conductive support, wherein the photosensitive layer comprises a silicon compound-containing layer containing a silicon compound, and the silicon compound-containing layer further contains a resin, and wherein the photosensitive layer has a peak area in the region of −40 to 0 ppm (S1) and a peak area in the region of −100 to −50 ppm (S2) in a 29Si-NMR spectrum satisfying the following equation (1): S1/(S1+S2)≧0.5. (1)
摘要:
An electrophotographic photoreceptor that can sufficiently prevent occurrence of filming, whereby defects on an image can be sufficiently prevented, and an electrophotographic process cartridge and an electrophotographic apparatus using the electrophotographic photoreceptor are to be provided. The electrophotographic photoreceptor contains an electroconductive substrate having provided thereon a photosensitive layer, and an outermost layer of the photosensitive layer has a dynamic hardness of about from 13.0×109 to 100.0×109 N/m2. According to the invention, occurrence of flaws on the surface of the photoreceptor can be sufficiently prevented, and cracking of a member made in contact with the photoreceptor can also be sufficiently prevented. Therefore, occurrence of filming is sufficiently prevented, and occurrence of defects on an image is also sufficiently prevented.
摘要翻译:可以充分防止膜的发生的电子照相感光体,从而可以充分防止图像上的缺陷,并且提供使用电子照相感光体的电子照相处理盒和电子照相设备。 电子照相感光体含有在其上设置有感光层的导电性基体,感光层的最外层的动态硬度为约13.0×10 9〜100.0×10 9 N / m 2 SUP>。 根据本发明,可以充分地防止感光体表面的裂纹的发生,并且还可以充分地防止与感光体接触的部件的裂纹。 因此,充分防止了拍摄的发生,并且还充分地防止了图像上的缺陷的发生。
摘要:
The invention provides an image forming apparatus comprising at least: an electrophotographic photoreceptor comprising at least a conductive substrate and a photosensitive layer provided on the conductive substrate; a charging device; an exposure device; a developing device; and a transfer device, wherein the exposure device is of a multi beam exposure system which has a surface emitting laser array having two or more light-emitting elements as an exposure light source and which scan the electrophotographic photoreceptor with plural light beams thereby forming electrostatic latent image, and wherein the outermost layer in the electrophotographic photoreceptor, positioned most distant from the conductive substrate, contains a silicon-containing resin containing at least a charge transporting compound or a characteristic group derived from a charge transporting compound, and having a structure in which bonds formed by crosslinking of an O atom with neighboring Si atoms are formed three dimensionally.
摘要:
Provided is a reactive compound represented by the following General Formula (I): wherein in General Formula (I), F represents a charge transporting skeleton, D represents a group represented by the following General Formula (III), and m represents an integer of from 1 to 8: wherein in General Formula (III), L1 represents a divalent linking group including one or more —C(═O)—O— groups.
摘要:
Provided is an electrophotographic photoreceptor including: a functional layer containing: a polymer of a first compound having a chain polymerizable functional group and a charge transporting skeleton in one molecule, and at least one second compound selected from a compound including at least one kind of the repeating unit represented by formula (AA) and having a weight average molecular weight of 10000 or less, a compound including at least one kind of the repeating unit represented by formula (BB) and having a weight average molecular weight of 10000 or less, a phthalic ester, a trimellitic ester, a fatty acid ester, a polyhydric alcohol ester, and a polyhydric alcohol ether.
摘要:
An electrophotographic photoreceptor comprising: a conductive support; and a photosensitive layer, wherein the photosensitive layer comprises a functional layer that comprises at least one of a first compound represented by formula (I); and a second compound derived from the first compound: wherein F represents a hole-transporting, n-valent organic group; R independently represents an organic group having from 1 to 18 carbon atoms; T represents a divalent group; m indicates 0 or 1; and n indicates an integer of from 1 to 4.
摘要:
An electrophotographic photoreceptor includes a conductive substrate and a photosensitive layer provided on the conductive substrate, and an outermost surface layer of the electrophotographic photoreceptor includes a cured film of a composition containing a charge transporting material having a chain polymerizable functional group and at least one selected from a nitroso compound, a nitrone compound or a nitro compound.
摘要:
The invention provides an electrophotographic photoreceptor having comprising at least an electrically conductive substrate and a photo-sensitive layer provided on the conductive substrate, the outermost layer is being a cured film of comprising a composition containing at least one compound (a) having a triphenylamine structure and four or more methacryloyl groups in one and the same molecule.
摘要:
An electrophotographic photoreceptor comprising a conductive support and a photosensitive layer provided on or above the conductive support, the photosensitive layer having an outermost layer comprising a cured product of a composition comprising a curable resin, a surfactant containing a fluorine atom, and a charge transporting organic compound having a specific structure.
摘要:
An electrophotographic photoreceptor including a photosensitive layer provided including a first functional layer including a compound represented by the following Formula (I). In Formula (I), F represents an n-valent organic group having hole transportation ability; R1, R2, and R3 each independently represents a hydrogen atom, a halogen atom, or a monovalent organic group; L represents a divalent organic group; n represents an integer of 1 to 4; and j represents an integer of 0 or 1.
摘要翻译:一种包含感光层的电子照相感光体,其包括包含由下式(I)表示的化合物的第一功能层。 式(I)中,F表示具有空穴传输能力的n价有机基团, R 1,R 2,R 3和R 3各自独立地表示氢原子,卤素原子或一价有机基团; L表示二价有机基团; n表示1〜4的整数, 并且j表示0或1的整数。