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JP2750247B2 |
PURPOSE: To obtain a disazo pigment which gives a printing ink excellent in coloring power, clarity and fluidity by tetrazotizing a specific benzidine derivative and coupling the tetrazo compound with specific acetoacetanilide compounds....
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JPH10110394A |
To provide a method for dyeing a cellulose substance with a diazo dyestuff, enabling to give the dyed product excellent in various kinds of fastness by dyeing the cellulosic substance such as fibers or fabric comprising cotton, regenerat...
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JPH10101952A |
To dye a cellulose material, esp. paper, cotton, viscose, or leather, in a blue tone with good resistances to wetting treatment and light by using a specific new diazo dye for dyeing the material. This dye is represented by formula I (wh...
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JPH10101951A |
To enable a cellulose material to be dyed in blue with a very high lightfastness by using a specific new disazo dye. This dye is represented by formula I [wherein the sulfo group is bonded to the 6- or 7-position; R is a benzoyl or napht...
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JP2726192B2 |
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JPH1053970A |
To obtain a hair dye without any toxicological fear without fouling skin by compounding an acid and/or a basic dyes with a specific carrier and a nonionic and/or an amphoteric surfactants. This hair dye is obtained by blending at least o...
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JPH10500162A |
(57) [Summary] formula:The dye represented by is a good combination of properties, including a high affinity for leather.
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JPH09316067A |
To obtain a new bisazo compound having high durability against outer factors such as temperature and humidity and capable of generating charge carriers in high efficiency even when repeatedly used, thereby capable of giving electrphotogr...
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JP2687034B2 |
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JPH09311478A |
To ensure high sensitivity, high durability and high potential by electrification, to suppress the reduction of sensitivity even after repeated use and to keep stable potential by electrification by using a specified azo compd. A photose...
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JP2682747B2 |
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JP2682749B2 |
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JPH09302251A |
To obtain a liq. crystal compsn. which can constitute a high-contrast liq. crystal element by incorporating a specific disazo dichroic dye of purple to blue color having high dichroism, high tinting strength, and good solubility. A disaz...
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JP2679082B2 |
The present invention relates to a photosensitive member containing a specific azo compound represented by the following general formula [I]; [I] wherein A is a bivalent group of a condensed poly-cyclic ring which may have a substituent,...
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JP2680059B2 |
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JP2678311B2 |
A novel electrophotographic photoreceptor is provided comprising on an electrically conductive support a layer containing a charge-transporting compound and a charge-generating compound or a charge-transporting compound-containing layer ...
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JP2674305B2 |
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JPH09289346A |
To provide an optical sensor which enables stable supply of constant performance and has excellent durability, a photoconductive layer forming material therefor, and a photoconductive layer forming ink composition therefor. An optical se...
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JPH09288365A |
To obtain an electrophotographic photoreceptor having high sensitivity, high durabilityand high potential by electrification, less liable to the lowering of the sensitivity even after repeated use and maintaining stable potential by elec...
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JP2668231B2 |
An electrophotographic photoreceptor is provided with a photosensitive layer, which contains an azo compound having in the molecule thereof at least one azo group coupled with a couple residuum represented by the following general formul...
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JP2661116B2 |
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JP2658004B2 |
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JPH09255886A |
To obtain an new disazo pigment excellent in optical characteristics such as hue, clarity and coloring force and durability such as light resistance, solvent resistance, heat resistance and heat-resistant transfer property and dispersing...
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JP2659416B2 |
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JP2655863B2 |
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JP2654240B2 |
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JP2652389B2 |
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JP2652679B2 |
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JP2653120B2 |
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JP2653106B2 |
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JP2652062B2 |
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JP2652450B2 |
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JP2652452B2 |
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JP2652071B2 |
PURPOSE:To obtain good reproducibility in a yellow region and excellent optical characteristics by coloring patterns with a specific compd. CONSTITUTION:The patterns of the color filter formed by imposing films colored to pattern shapes ...
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JP2650403B2 |
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JP2650715B2 |
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JP2650055B2 |
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JP2650052B2 |
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JP2646615B2 |
The present invention relates to a photo sensitive member containing a specific azo compound for a charge generating agent, which is improved in photosensitive properties, in particular, sensitivity.
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JP2643952B2 |
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JP2643214B2 |
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JP2643209B2 |
The present invention relates to a photosensitive member containing a specific azo compound represented by the following general formula (I); [I] wherein A is a bivalent atom-group which forms a hydrocarbon ring or a heterocyclic ring wi...
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JPH09217017A |
To obtain a new disazolake pigment by using a producing raw material having a specific chemical structure and exhibiting excellent optical properties with keeping excellent durability, and extremely low toxicity without sanitary problem ...
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JP2641062B2 |
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JP2641061B2 |
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JP2641064B2 |
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JP2641063B2 |
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JP2633961B2 |
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JP2629929B2 |
A photoconductor for electrophotography comprises a substrate and a photosensitive layer formed on the substrate and including a novel tetrakisazo compound. The one type of the tetrakisazo compound is represented by the following general...
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JP2628430B2 |
PURPOSE: To obtain a novel organic photosensitive body having highly electrophotographic performance and stability as a material and endurable to repetitive use. CONSTITUTION: In an electrophotographic sensitive body having a photosensit...
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