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JPS6245800A |
The process for dyeing paper is characterised in that the compounds used conform in the form of the free acid to the formula I where each A is independently of the other substituted or unsubstituted C1-C6-alkylene or vinylene, each R is ...
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JPS6232151A |
The invention relates to novel 1,2,3-thiadiazole-axo compounds of formula (1) wherein R is unsubstituted or substituted alkyl or alkenyl, R1 is hydrogen or unsubstituted or substituted alkyl or alkenyl, R2 is hydrogen or unsubstituted or...
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JPS6143388B2 |
Sulfo group-free basic disazo and trisazo dyes of the formula +TR wherein R is hydrogen; unsubstituted C1-4alkyl; C2-4-alkyl monosubstituted by hydroxy, the hydroxy being on other than the alpha -carbon atom; di-(C1-4alkyl)amino or -CH2)...
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JPS6141940B2 |
Cationic dyestuffs of the formula wherein F denotes the radical of a dyestuff, R denotes hydrogen or optionally substituted alkyl with 1-4 carbon atoms, R1 denotes alkyl with 1-4 carbon atoms, R5 and R6 denote optionally substituted alky...
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JPS61176666A |
The compounds of the formula where Y is hydrogen, chlorine, bromine or nitro, Z is hydrogen, chlorine, bromine, a sulfonic ester group or unsubstituted or substituted sulfamyl, X is -O- or R is alkylene which may or may not be interrupte...
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JPS6132349B2 |
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JPS61152768A |
(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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JPS61120859A |
The invention relates to novel cationic isothiazolazo compounds of the formula wherein R1 is unsubstituted or substituted C1-C4alkyl R2 is hydrogen or C1-C4alkyl, R3 is hydrogen or C1-C4alkyl which is unsubstituted or substituted by halo...
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JPS6172064A |
Dyestuffs of the formula (I) wherein F stands for an organic chromophore and Z stands for radicals of the formulae (II) (III) wherein R1-R2 denote hydrogen, alkyl, cycloalkyl, alkenyl, aryl, aralkyl or a heterocyclic structure or R2 and ...
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JPS6112951B2 |
A process for the manufacture of dyes of the formula WHEREIN EACH OF R1 and R2 represents a methyl or ethyl radical, n is 1 or 2, X<-> is the charge equivalent of an anion and B represents a divalent radical which completes the ring a to...
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JPS616862B2 |
Certain solid dye bases which are precursors of acrylic fiber dyes and which contain a tertiary nitrogen atom are effectively quaternized in high yield and purity in a "dry state" quaternization process comprising contacting the dye base...
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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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JPS60229954A |
Naphtholazo benzoylalkylene amines and salts thereof which are useful as dyes for acid-modified fibers, leather and paper, and which are represented by the formula wherein n is 0 or 1, A is an anion, R is C2- to C4-alkylene R1 and R2 ind...
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JPS60229953A |
PURPOSE: To obtain the titled salt-forming black dye, having excellent solubility in various organic solvents, and giving an ink suitable for ball-point pen, felt pen, etc., by reacting a specific tetrakisazo dye with an amine. CONSTITUT...
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JPS60130651A |
Metal-free compounds of the formula +TR and 1:1 and 1:2 metal complexes thereof, and salts of the metal-free compounds and 1:1 and 1:2 metal complexes, where R is hydrogen, -SO3H or -NR5R6; Ra is hydrogen or -NR5R6; R1 is hydrogen, halog...
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JPS60123558A |
Salts of acetoacetylamino-arylsulphonic acids, of the formula wherein R denotes an optionally substituted benzene or naphthalene nucleus, Me denotes a protonated, tertiary, hydrophilizing nitrogen base or the lithium cation and m denotes...
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JPS6016930B2 |
Salts of acetoacetylamino-arylsulphonic acids, of the formula wherein R denotes an optionally substituted benzene or naphthalene nucleus, Me denotes a protonated, tertiary, hydrophilizing nitrogen base or the lithium cation and m denotes...
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JPS606975B2 |
Cationic triazinyl dyestuffs of the formula +TR wherein R11 and R12 independently of one another are H, Cl, Br, OCH3, OC2H5, CH3 or C2H5, X is a radical of the formula COCH3, CN, COOCH3, COOC2H5, CONH2 or COC6H5, Y and Z independently of...
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JPS5945702B2 |
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JPS5944618B2 |
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JPS5939472B2 |
Disclosed are disazo and trisazo dyes free of sulfo groups which contain two 6-hydroxy-4-methyl-3-N-pyridiniumpyridone-2 coupling component radicals, preferably dyes of the formula wherein R is a tetrazo component radical, EACH R1 is ind...
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JPS5935936B2 |
1. Process for dyeing paper, characterised in that cationic azo dyestuffs of the general formula see diagramm : EP0024321,P8,F4 which can be symmetrical or asymmetrical, and wherein X**(+) denotes an ammonium group, m denotes 0 or 1, R1 ...
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JPS59142256A |
In a neutron and/or gamma radiation detection system, a large reception surface for the radiation to be detected is formed on a body of scintillation material which is adapted to convert neutron or gamma radiation into light energy. A la...
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JPS59113062A |
Compounds of the formula wherein each R is independently -N(R1)2, -N(+)(R2)3 A(-) or hydroxy, wherein each R1 is independently hydrogen, alkyl, substituted alkyl, cycloalkyl, substituted cycloalkyl or aryl or both R1's taken together and...
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JPS59113064A |
Polymers comprising two the more recurring units of formula wherein A1 is an aromatic bridging group each K1 is independently the radical of a coupling component, E is an aliphatic, aromatic or aromatic heterocyclic bridging radical, eac...
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JPS59113065A |
(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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JPS59113063A |
Compounds of the formula wherein each R is independently -N(R1)2, -N(+)(R2)3 A(-) or hydroxy, wherein each R1 is independently hydrogen, alkyl, substituted alkyl, cycloalkyl, substituted cycloalkyl or aryl or both R1's taken together and...
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JPS5959747A |
1. A cationic azo compound of the formula I see diagramm : EP0105031,P6,F1 in which R1 is a C1 -C4 alkylene group, R2 is a C1 -C4 alkyl group, R3 is an unsubstituted C1 -C4 alkyl group, R4 is a C1 -C4 alkoxy group, R5 is hydrogen and A(c...
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JPS5958058A |
Cationic dyestuffs of the general formula (I) wherein D is the radical of a diazo component free of anionic groups, X is a radical of the formula COCH3, CN, COOCH3, COOC2H5, CONH2 or COC6H5, R1 and R2 independently of each other are hydr...
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JPS597145A |
Process for the production of 4-(trialkylammonium)-acetoacetarylides having the formula: wherein R is H, a lower alkyl, -OCH3, -OC2H5, -Cl, -Br, -NO2, -NHCOCH3 or an anilated heterocyclic ring; n is 1 to 3; R1, R2 and R3 each is an alkyl...
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JPS58217557A |
(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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JPS5853018B2 |
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JPS58198446A |
(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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JPS5849578B2 |
1,3,4-Thiazole derivatives of the formula wherein R26' denotes a C1-C8-alkyl radical which is optionally substituted by hydroxyl, halogen, cyano, C1-C4-alkoxy, carboxyl, aminocarbonyl or C1-C4-alkoxycarbonyl, a C2-C4-alkenyl radical, a c...
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JPS5845985B2 |
A process for producing solutions of salts of lower aliphatic carboxylic acids of cationic dyestuffs which consists essentially of converting the halide, especially the chloride, of a cationic dyestuff into the salt of a lower aliphatic ...
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JPS5845468B2 |
A process for the direct preparation of pure thiazolazo compounds had been found with the use of a 2-aminothiazole as diazo or azo component in a coupling process wherein the 2-aminothiazole used therein is subjected to the usual couplin...
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JPS5839867B2 |
1. Process for the preparation of 1,3,4-thiadiazolium dyestuffs of the general formula see diagramm : EP0045402,P10,F1 wherein R denotes hydrogen ; alkyl ; aryl ; alkyl- or arylmercapto ; alkyl- or arylsulphonyl ; alkoxy or aryloxy ; ami...
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JPS5839182B2 |
The invention relates to a process for diazotizing aromatic amines which are not diazotizable, or only incompletely diazotizable, in aqueous media containing mineral acid. It is characterized in that the diazotization is effected by mean...
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JPS58136655A |
Azopigments resulting from coupling a diazoaryl compound with an acetoacetic acid derivative having a quaternary ammonium group linked to the terminal methyl group show increased color strength and improved stability on storing as compar...
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JPS5833262B2 |
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JPS5828295B2 |
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JPS5867756A |
1. Dyestuffs of the general formula see diagramm : EP0075773,P8,F2 wherein X is O or NH D is the radical of a bisdiazo component, Y is C1 -C4 -alkyl or C1 -C4 -alkoxycarbonyl, R is hydrogen or a non-ionic substituent, n is 0, 1 or 2, K i...
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JPS5819700B2 |
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JPS5812394B2 |
Quaternated polyamine salts of formula, in which R signifies alkyl, alkenyl, phenylakyl or naphthylalkyl, R1 signifies phenylalkyl or naphthylalkyl, x and y signify integers, and additionally y signifies O, each R2 and R3, independently,...
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JPS5758444B2 |
The invention relates to wet-spun modacrylic filaments with improved coloristic properties based on a polymer mixture, which comprises at least one acrylonitrilevinyl chloride copolymer and a chlorine-containing copolymer containing sulp...
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JPS5758443B2 |
The invention relates to dry-spun modacrylic filaments with improved coloristic properties based on a polymer mixture, which comprises at least one acrylonitrile-vinyl chloride copolymer and a chlorine-containing copolymer containing sul...
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JPS57179249A |
1. Azo dyestuffs of the general formula see diagramm : EP0062824,P14,F1 wherein D denotes the radical of a diazo component, R1 denotes hydrogen or alkyl, R2 and R3 independently of one another denote hydrogen, alkyl, alkoxy, cyano or hal...
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JPS57179170A |
Water-soluble triazine compounds which, in their betaine form correspond to the formula (I) wherein R1 denotes hydrogen or alkyl, R2 and R3 independently of one another denote hydrogen, alkyl, alkenyl or aralkyl, X denotes halogen, hydro...
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JPS57164156A |
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JPS5744708B2 |
Cationic azo dyestuffs of the formula wherein D denotes the radical of an azo dyestuff which is free of sulphonic acid groups, R denotes an alkylene radical, R1 denotes hydrogen or alkyl, R2 denotes alkyl, alkenyl or aralkyl, R3 denotes ...
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