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JPS6122301B2 |
PURPOSE:To use a specific disazo pigment effective for various electrophotographic processes. CONSTITUTION:The disazo pigment having a 5, 5'-dimethoxy-2,2'-dinitro-biphenyl nucleus represented by the formula, where X denotes a (substitue...
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JPS6120590B2 |
Disazo compounds, obtained by diazotizing 4,4'-diaminobenzanilide and coupling it to one or more acetoacetyl benzimidazolones, are valuable pigments of good dispersibility, tinctorial strength, fastness to light, weathering, solvents and...
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JPS61101572A |
PURPOSE: To provide a water based ink useful for ink jet recordings, excellent in clarity and drying properties of images, storage stability, ejection stability, and ejection response, by incorporating one or more water-soluble dyes of a...
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JPS61101575A |
PURPOSE: To provide a water based ink useful for ink jet recordings, excellent in clarity and drying properties of images, storage stability, ejection stability, and ejection response, by incorporating one or more water-soluble dyes of a...
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JPS61101571A |
PURPOSE: To provide a water based ink useful for ink jet recordings, excellent in clarity and drying properties of images, storage stability, ejection stability, and ejection response, by incorporating a water-soluble dye of a particular...
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JPS6119672B2 |
A dye compound suitable for use in solution with a liquid crystal material is characterized by one of the following formulae: +tr (III) a derivative of (I) or (II) containing one or more simple lateral substituents or bridging groups on ...
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JPS6113498B2 |
Symmetrical and asymmetrical disazo compounds of the formula wherein K is the radical of an enolized or enolizable coupling component, Z is hydrogen, halogen, lower alkyl, lower alkoxy or nitro and N IS 1 TO 10 AND WHEREIN AN ASYMMETRY C...
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JPS6110504B2 |
Disazo pigment of the general formula RHN-----N = N PARALLEL ¦ N¦ ANGLE N PARALLEL O ¦ R1 (1) N = N-----NHR ¦ PARALLEL ¦N PARALLEL ANGLE ON ¦ R1 wherein X and Y represent hydrogen or halogen atoms, preferably chlorine atoms, alkyl ...
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JPS6153253A |
Compounds of the formula (B-Lm-A-L'-B'n, (1) in which A is the radical of a bisazo or trisazo dye, L and L' are organic radicals and B and B' are cyclic organic radicals and at least one of the radicals B and B' has spectral absorption i...
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JPS6151064A |
NEW MATERIAL:Compounds of formula I wherein A is H, sulfo or carboxyl group; B is a residue of a benzene coupling component. EXAMPLE: Compound of formula II. USE: Black dyes which can dye paper pulp and are composed of a trisazo compd. w...
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JPS6117150A |
PURPOSE: To form an electrophotographic sensitive body high in flexibility capable of satisfying all of various requirements in electrophotographic processes by using a disazo pigment having a bis(styryl)stilbene structure different from...
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JPS612761A |
Disazo and trisazo compounds of the formula and salts thereof, wherein in each B is independently hydrogen; C1-4alkyl; (C1-4alkoxy) C1-4alkyl; C2-4hydroxyalkyl; C5-6cycloalkyl; C5-6cyloalkyl substituted by 1 to 3 C1-4alkyls; phenyl (C1-3...
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JPS6057466B2 |
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JPS60244958A |
PURPOSE: To obtain an original printing plate having high sensitivity and high printing resistance by forming on a conductive substrate an electrostatic charge generating layer contg. an azo pigment represented by a specified general for...
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JPS60244959A |
PURPOSE: To obtain an original printing plate having high sensitivity and high printing resistance by forming on a conductive substrate an electrostatic charge generating layer contg. an azo pigment represented by a secified general form...
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JPS60244955A |
PURPOSE: To obtain an original printing plate having high sensitivity and high printing resistance by forming on a conductive substrate an electrostatic charge generating layer contg. an azo pigment represented by a specified general for...
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JPS60244964A |
PURPOSE: To obtain an original printing plate having high sensitivity and high printing resistance by forming on a conductive substrate an electrostatic charge generating layer contg. an azo pigment represented by a specified general for...
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JPS60244963A |
PURPOSE: To obtain an original printing plate having high sensitivity and high printing resistance by forming on a conductive substrate an electrostatic charge generating layer contg. an azo pigment represented by a specified general for...
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JPS60244960A |
PURPOSE: To obtain an original printing plate having high sensitivity and high printing resistance by forming on a conductive substrate an electrostatic charge generating layer contg. an azo pigment represented by a specified general for...
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JPS60244961A |
PURPOSE: To obtain an original printing plate having high sensitivity and high printing resistance by forming on a conductive substrate an electrostatic charge generating layer contg. an azo pigment represented by a specified general for...
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JPS60243669A |
PURPOSE: To enhance sensitivity and printing resistance, etc., by using a specified azo pigment as an electrostatic charge generating material to be added to a charge generating layer in an original printing plate for electrophotographic...
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JPS60243670A |
PURPOSE: To enhance sensitivity and printing resistance, etc., by using a specified azo pigment as an electrostatic charge generating material to be added to a charge generating layer in an original printing plate for electrophotographic...
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JPS60243671A |
PURPOSE: To enhance sensitivity and printing resistance, etc., by using a specified azo pigment as an electrostatic charge generating material to be added to a charge generating layer in an original printing plate for electrophotographic...
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JPS60243667A |
PURPOSE: To enhance sensitivity and printing resistance, etc., by using a specified azo pigment as an electrostatic charge generating material to be added to a charge generating layer in an original printing plate for electrophotographic...
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JPS60243668A |
PURPOSE: To enhance sensitivity and printing resistance, etc., by using a specified azo pigment as an electrostatic charge generating material to be added to a charge generating layer in an original printing plate for electrophotographic...
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JPS60242472A |
PURPOSE: To obtain an original printing plate having especially high sensitivity and high printing resistance by forming on a conductive substrate an electrophotographic sensitive layer composed of two layers of an electrostatic charge g...
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JPS60242474A |
PURPOSE: To obtain an original printing plate having especially high sensitivity and high printing resistance by forming on a conductive substrate an electrophotographic sensitive layer composed of two layers of an electrostatic charge g...
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JPS60242471A |
PURPOSE: To obtain an original printing plate having especially high sensitivity and high printing resistance by forming on a conductive substrate an electrophotographic sensitive layer composed of two layers of an electrostatic charge g...
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JPS60242470A |
PURPOSE: To obtain an original printing plate having especially high sensitivity and high printing resitance by forming on a conductive substrate an electrophotographic sensitive layer composed of two layers of an electrostatic charge ge...
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JPS60242473A |
PURPOSE: To obtain an original printing plate having especially high sensitivity and high printing resistance by forming on a conductive substate an electrophotographic sensitive layer composed of two layers of an electrostatic charge ge...
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JPS60239762A |
PURPOSE: To obtain a printing plate which has high sensitivity, permits direct engraving with various light souces such as an He-Ne laser and semiconductor laser and has consequently high printing resistance by providing an electrophotog...
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JPS60239756A |
PURPOSE: To obtain a printing original plate having high sensitivity and high printing resistance by providing an electrophotographic sensitive layer consisting of two layers: an electric charge generating layer contg. the azo pigment ex...
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JPS60239757A |
PURPOSE: To provide a printing original plate having high sensitivity and high printing resistance by providing an electrophotographic sensitive layer consisting of two layers: an electric charge generating layer contg. a specific azo pi...
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JPS60239760A |
PURPOSE: To obtain a printing original plate having high sensitivity and high printing resistance by providing an electrophotographic sensitive layer consisting of two layers: an electric charge generating layer contg. the azo pigment ex...
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JPS60239755A |
PURPOSE: To obtain a printing original plate having high sensitivity and high printing resistance by providing an electrophotographic sensitive layer consisting of two layers: an electric charge generating layer contg. the azo pigment ex...
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JPS60239761A |
PURPOSE: To obtain a printing plate which has high sensitivity, permits direct engraving with various light souces such as an He-Ne laser and semiconductor laser and has consequently high printing resistance by providing an electrophotog...
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JPS60238838A |
PURPOSE: To obtain an original printing plate high in sensitivity and printing resistance by forming an electrostatic charge generating layer contg. an azo pigment represented by a specified general formula and a charge transfer layer co...
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JPS60238852A |
PURPOSE: To obtain a printing original plate having high sensitivity and high printing resistance by providing an electric charge generating layer contg. an azo pigment expressed by the specific general formula and an electric charge tra...
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JPS60238839A |
PURPOSE: To obtain an original printing plate high in sensitivity and printing resistance by forming an electrostatic charge generating layer contg. an azo pigment represented by a specified general formula and a charge transfer layer co...
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JPS60238853A |
PURPOSE: To obtain a printing original plate having high sensitivity and high printing resistance by providing an electric charge generating layer contg. an azo pigment expressed by the specific general formula and an electric charge tra...
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JPS6045664B2 |
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JPS60191267A |
PURPOSE: To obtain a photosensitive body having high sensitivity particularly to laser light, small residual potential and excellent durability without changing said characteristics even after repeated use by incorporating a specific azo...
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JPS60176039A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6038421B2 |
Heterocyclic compounds of the formula wherein R1 denotes hydrogen or C1-C4-alkyl, or the two R1s conjointly denote CO, R2 denotes a substituent and n denotes 0, 1, 2, 3 or 4 are suitable as coupling components for azo dyestuffs and espec...
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JPS6036224B2 |
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JPS6036223B2 |
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JPS60151645A |
PURPOSE: To obtain the titled electrophotographic sensitive body which can be easily manufactured having sufficient sensitivity and stabilized characteristics even when repeatedly used by forming a photosensitive layer contg. a diazo pig...
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JPS60146250A |
PURPOSE: To impart panchromatic spectral sensitivity and superior mechanical strength by using a specified disazo compd. as an org. photoconductor. CONSTITUTION: A photosensitive layer contains a disazo compd. represented by formula ( I ...
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JPS6032858B2 |
PURPOSE:To allow a disazo pigment to act as an effective component in various electrophotographic processes, to enable its selection in a wide range, and to render it high in sensitivity and flexibility, by adding a specified disazo pigm...
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JPS6029943B2 |
PURPOSE:To enable wide range selection of disazo pigments acting as an effective constituent for various electrophotographic processes, and to elevate sensitivity and flexibility of an electrophotographic photoreceptor, by using a specif...
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