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JPS5722759B1 |
A free-flowing powder of pigment particles having basereacting, chromogenic, colorless, dye-precursor material adsorbed thereon, and a novel pressure-sensitive record sheet material, utilizing said adsorptively-coated pigment material to...
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JPS56166252A |
Pigment formulations which contain 1) 10-90% by weight, based on the whole formulation, of a pigment mixture of a) 99.5-90 mol %, based on the pigment mixture, of at least one monoazo pigmentof the general formula A - N = N - ? and b) 0....
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JPS5633387B2 |
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JPS5617400B1 |
A process for preparing a material in the form of colored solid particles, comprising the steps of: a) dry mixing a carrier material in the form of water soluble particles and a bromide salt bleach activator; b) adding a colorant to the ...
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JPS5635142A |
PURPOSE: To obtain a toner coloring deeply, exhibiting superior black, chargeable to a high negative potential, and nonrequiring complementing negative charge by bias, by using a toner containing a specified dye having a negative charge....
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JPS5630464A |
The present invention relates to valuable novel azo pigments of the formula (I) wherein A is a benzene residue, X is a SO3 or CO2 group, Y is a substituent that does not confer solubility in water, M is a monovalent or bivalent metal ato...
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JPS5611145B2 |
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JPS564912B2 |
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JPS564911B2 |
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JPS55135181A |
A nucleated organic azo pigment prepared by reacting in an aqueous solution at least one particularly restricted amine, especially 4- aminobenzamide, with at least one other primary aryl amine and at least one coupling agent in the prese...
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JPS5534420B2 |
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JPS5530755B2 |
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JPS5584364A |
PURPOSE: To provide a coloring composition having yellowish color, strong hiding power, excellent resistance and pigment dispersibility without thermal discoloration by containing a red azo lake pigment exhibiting specified crystalline s...
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JPS5554334A |
The use of a compound of the general formula I where D is a radical of one of the formulae II a-c and M(+) is Li(+), Na(+), K(+) or NH4(+), for coloring of thermoplastics. The colorations obtained are surprisingly fast.
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JPS5523196A |
High-hiding calcium color lakes, possessing great full-shade brilliance and improved lightfastness, of the general formula where D is a radical of the formula in which (1) a predominant proportion of primary particles has one or more dim...
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JPS5518480A |
Process for stabilizing dyestuffs sensitive to light and/or oxidation, especially natural dyestuffs, by adsorption on a highly disperse adsorbent, whereby the dyestuff is immobilized, as well as the application of the process to dyestuff...
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JPS5440571B2 |
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JPS5438613B2 |
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JPS5438614B2 |
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JPS5437179B2 |
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JPS54119505A |
A process for preparing a material in the form of colored solid particles, comprising the steps of: a) dry mixing a carrier material in the form of water soluble particles and a bromide salt bleach activator; b) adding a colorant to the ...
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JPS5473840A |
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JPS5415051B2 |
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JPS5415050B2 |
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JPS5411348B1 |
1344343 Dyestuff compositions PECHINEY UGINE KUHLMANN 19 April 1971 [20 Nov 1970] 26839/71 Heading D1B [Also in Division C3] Dyestuff compositions which are used for colouring polyurethanes comprise 1 to 20% by weight of a dyestuff solub...
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JPS541490B1 |
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JPS5311526B1 |
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JPS537559B1 |
1,273,889. Printing. CIBA-GEIGY A.G. 3 June, 1970 [3 June, 1969], No. 26778/70. Heading D1B. Synthetic hydrophobic linear polymers free of amino groups are padded with a dyestuff which contains at least one carboxylic acid group the mate...
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JPS52147443A |
ELECTROGRAPHIC LIQUID DEVELOPERS CONTAINING AZO DYE MARKING PARTICLES An electrographic liquid developer comprising a carrier liquid and a marking particle which comprises a dye compound having the formula: wherein: R1 is H, COOH, CONH2,...
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JPS52142727A |
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JPS5225408B1 |
Polyvalent metal salt or complex products of azobarbituric acid are prepared by heating azo-barbituric acid with a polyvalent metal salt in aqueous, aqueous-organic or organic medium or by heating a mixture of barbituric acid, suitable t...
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JPS5274339A |
PURPOSE: To render the surface resistance of a conductive layer unaffected by the content of amorphous carbon particulates and lower the intrinsic surface resistance, by forming a conductive layer containing amoriphous carbon fine partic...
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JPS5213806B2 |
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JPS5212206B1 |
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JPS51116827A |
PURPOSE: Preparation of azolake pigments, not segregating, but having a good paint fluidity and a bright hue, by adding specific soluble metal salts and gaing.
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JPS51116828A |
PURPOSE: Preparation of novel greenish black dye with good water solubility.
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JPS51101028A |
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JPS5130882B2 |
Monoazo pigments of the general formula WHEREIN X is hydrogen or halogen, preferably chlorine or bromine, alkyl, alkoxy, trifluoromethyl, phenyl, phenoxy or cyano, Y represents hydrogen or halogen, preferably chlorine or bromine, alkyl, ...
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JPS5129827B2 |
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JPS5129129B1 |
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JPS5128232B2 |
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JPS5120536B1 |
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JPS512829B1 |
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JPS50146346A |
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JPS5033862B2 |
An electrophotographic developer containing a lake of a diphenylmethane color of the formula:
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JPS5033506B1 |
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JPS5032618B2 |
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JPS5024988B1 |
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JPS5083420A |
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JPS5017260B1 |
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