摘要:
A thin-film transistor has a semiconducting layer which comprises a halogen-coordinated metal phthalocyanine complex of Formula (I) or Formula (II): wherein M is a trivalent metal atom; each m represents the number of R substituents on the phenyl or naphthyl ring, and is independently an integer from 0 to 6; each R is independently selected from the group consisting of halogen, alkyl, substituted alkyl, alkoxy, substituted alkoxy, phenoxy, phenylthio, aryl, substituted aryl, heteroaryl, —CN, and —NO2; and X is a halogen atom.
摘要:
A photoconductor containing a photogenerating layer, at least one charge transport layer, and a layer in contact with the charge transport layer comprised of a suitable polymer, and wherein the charge transport layer comprises molecules of the formula/structure wherein X represents alkyl.
摘要:
The presently disclosed embodiments are directed to an imaging member having an outermost layer formulation that includes wax particles which creates a rough surface morphology for the layer and imparts increased scratch resistance, reduced torque, and improved cleaning performance to the layer. In embodiments, the outermost layer is an overcoat layer used for an improved imaging member having a substrate, a charge transport layer, and an overcoat positioned on the charge transport layer.
摘要:
A multilayer electrophotographic photoreceptor, comprising an electroconductive substrate, and at least an interlayer and a charge-generating layer formed on the substrate, wherein the interlayer comprises fine metal oxide particles and the interlayer and the charge-generating layer comprise anthraquinone derivative(s), and wherein the interlayer has a volume resistivity in a range of 1.0×108 Ω·cm to 1.0×1013 Ω·cm when an electric field of 106 V/m is applied thereto at 28° C. and 85% relative humidity. A process cartridge and an image forming apparatus using the multilayer electrophotographic photoreceptor are also provided.
摘要:
A photoconductor containing an optional supporting substrate, a photogenerating layer, and at least one charge transport layer, and wherein the photogenerating layer contains an alkyltriol, such as glycerol, and a photogenerating pigment, such as a Type V titanyl phthalocyanine prepared, for example, by dissolving a Type I titanyl phthalocyanine in a solution of a trihaloacetic acid and an alkylene halide; adding the mixture comprising the dissolved Type I titanyl phthalocyanine to a solution of an alcohol and an alkylene halide thereby precipitating a Type Y titanyl phthalocyanine; and treating the Type Y titanyl phthalocyanine with a monohalobenzene.
摘要:
A high quality hole transport material of a substituted biphenyl diamine, such as N,N,N′N′-tetra(4-methylphenyl)-(1,1′-biphenyl)-4,4′-diamine, where each X is independently selected from —H, alkyl(-CnH2n+1), where n is from 1 to about 10 such as from 1 to about 5 or from 1 to about 6, aralkyl and aryl groups, the aralkyl and aryl groups having, for example, from about 5 to about 30, such as about 6 to about 20 carbon atoms, where the purity of the hole transport material is from about 80 percent to about 100 percent, and when incorporated into a photoreceptor, the photoreceptor discharges from about 85% to about 100% of its surface potential in from 0 to about 40 milliseconds upon being subjected to xerographic charging and exposure to radiant energy of from about 1 ergs/cm2 to about, 5 ergs/cm2. Also disclosed is a photoreceptor containing the same.
摘要翻译:取代的联苯二胺如N,N,N'-四(4-甲基苯基) - (1,1'-联苯)-4,4'-二胺的高质量空穴传输材料,其中每个X是 独立地选自-H,烷基(-C n H 2n + 1),其中n为1至约10,例如1至约5或1至约6个芳烷基和芳基,芳烷基和芳基具有例如 ,约5至约30个,例如约6至约20个碳原子,其中空穴传输材料的纯度为约80%至约100%,当结合到感光体中时,感光体从约85% 到大约100%的表面电位从0到大约40毫秒进行静电印刷充电并暴露于大约1兆赫/平方厘米到约5兆赫/平方厘米的辐射能。 还公开了含有该感光体的感光体。
摘要:
This invention relates to a method for improving chemical stability in a metal or metallized substrate, such as an aluminum substrate, of an electrophotographic-imaging member by treating the substrate with a composition containing a rare-earth metal.
摘要:
A device includes: an anode; a cathode; and a luminescent region between the cathode and the anode, wherein the luminescent region includes an anthracene derivative compound and a triazine derivative compound.
摘要:
Provided are a silane-phenol compound, a crosslinked silxoane-phenolic protective overcoat layer thereof, and an electrophotographic imaging member such as photoreceptor. The silane-phenol compound comprises (i) a phenol group and (ii) a silane group selected from the group consisting of alkoxysilyl, arylalkoxysilyl, aryloxysilyl, alkylaryloxysilyl, and combination thereof. The silicone overcoat is made from a formulation comprising the silane-phenol compound and a hydroxymethylated hole transport compound. The crosslinked siloxane-phenolic overcoat may be used to manufacture an electrophotographic imaging member such as photoreceptor with improved properties such as abrasive resistance, good image quality and cleanability, etc.
摘要:
A composition includes a metal oxide particle, which can optionally be surface treated by a silane coupling agent, and an electron acceptor surface grafted to the metal oxide particle.