摘要:
The use of azo dyes of the formula (I) in which ring A can be benzoanellised, n is 0 or 1, R1 is hydrogen or possibly substituted C1-C5 Alkyl, R2 is possibly substituted C¿1?-C15 alkyl, R?3, R4, R5, R6 and R7¿ are hydrogen, C¿1?-C15 alkyl or C1-C15 alkoxy, and R?8¿ is hydrogen, C¿1?-C15 alkyl, C1-C15 alkoxy, cyano, nitro or a carboxyl radical which may be esterified, as pH-dependent markers for hydrocarbons, hydrocarbons containing said azo dyes, a process for detecting said azo dyes in hydrocarbons and novel azo dyes.
摘要:
Triarylmethanes of formula (I), in which: m is 1-100; L?1 and L2¿ represent C¿2?-C4 alkylene; R?3¿ represents hydrogen or optionally substituted C¿1?-C4 alkyl; R?4, R5, R6 and R7¿ represent hydrogen, optionally substituted C¿1?-C4 alkyl or optionally substituted phenyl; Q represents an aryl group; and An?O¿ represents an anion. Also disclosed are the use of these dyes for dyeing or printing polymer material.
摘要:
The invention concerns the use, as markers for hydrocarbons, of leucotriarylmethanes of formula (I) in which Z is an aromatic carbocyclic or heterocyclic group and R?1, R2, R3 and R4¿ are hydrogen, optionally substituted C¿1?-C16 alkyl, optionally substituted phenyl or optionally substituted naphthyl. The invention also concerns hydrocarbons containing such leucotriarylmethanes and a method of detecting leucotriarylmethanes in hydrocarbons.
摘要:
The invention discloses electrostatic toners containing a polymer binder and as charge stabilizer a compound of formula (I), wherein Z stands for a C1-C20 alkyl, possibly substituted with phenyl, C5-C7 cycloalkyl or possibly substituted phenyl, X and Y stand for cyano or a residue of formula -CO-OR1, -CO-NR1R2 or -CO-R3, wherein R1 stands for C¿1?-C20 alkyl, possibly substituted by phenyl, or C5-C7 cycloalkyl R?2¿ stands for hydrogen or C¿1?-C4 alkyl and R?3¿ for C¿1?-C20 alkyl, possibly substituted by phenyl, C5-C7 cycloalkyl or possibly substituted phenyl, or X and Y together stand for a residue of formula -CO-L-CO- or -CO-CH=C(CH3)-O-CO-, wherein L stands for C2-C4 alkylene and Kat?+¿ stands for the equivalent of a cation. Also disclosed is the use of the above mentioned compounds as charge stabilizers in electrostatic toners.
摘要:
Un toner électrostatique contient un liant polymère et, en tant que stabilisateur de la charge, un composé répondant à la formule (I), dans laquelle Z représente alkyle C1-C20, éventuellement substitué par phényle, cycloalkyle C5-C7 ou phényle éventuellement substitué; X et Y représentent cyano ou un reste répondant à la formule -CO-OR1, -CO-NR1R2 ou-CO-R3, où R1 représente alkyle C1-C20, éventuellement substitué par phényle, ou cycloalkyle C5-C7; R2 représente hydrogène ou alkyle C1-C4; et R3 représente alkyle C1-C20, éventuellement substitué par phényle, cycloalkyle C5-C7 ou phényle éventuellement substitué; ou bien X et Y représentent ensemble un reste répondant à la formule -CO-L-CO- ou -CO-CH=C(CH3)-O-CO-, où L représente alkylène C2-C4; et Kat+ désigne l'équivalent d'un cation. L'invention concerne également l'utilisation de ces composants en tant que stabilisateurs de la charge dans des toners électrostatiques.
摘要:
The use of azo dyes of the formula (I) in which ring A can be benzoanellised, n is 0 or 1, R1 is hydrogen or possibly substituted C1-C5 Alkyl, R2 is possibly substituted C¿1?-C15 alkyl, R?3, R4, R5, R6 and R7¿ are hydrogen, C¿1?-C15 alkyl or C1-C15 alkoxy, and R?8¿ is hydrogen, C¿1?-C15 alkyl, C1-C15 alkoxy, cyano, nitro or a carboxyl radical which may be esterified, as pH-dependent markers for hydrocarbons, hydrocarbons containing said azo dyes, a process for detecting said azo dyes in hydrocarbons and novel azo dyes.
摘要:
The invention relates to oligomer azo colorants with an alternating composition based on tetrazo constituents and coupling constituents, containing at least two units of structure (I) in the molecule, wherein D stands for one tetrazo constituent of formula (II) whereby n = 1 or 2; m=1 or 2, x = a direct bond; oxygen, sulphur or a binding link, R?1 and R2¿ mean independently hydrogen, C¿1?-C4 alkyl, C1-C4 alkoxy, C1-C4 alkanoyl, cyano, carboxyl, hydroxy sulfonyl, C1-C4-alkoxy carbonyl, hydroxy, carbamoyl, mono or di- (C1-C4)-alkyl carbamoyl, sulfamoyl, mono or di-(C1-C4)-alkyl sulfamoyl, fluorine, chlorine, bromine, nitro or trifluoromethyl; R?3 and R4¿ mean independently hydrogen, hydroxy sulfonyl or carboxyl; R?5 and R6¿ mean independently hydrogen or hydroxy and wherein K represents a bivalent radical of a coupling constituent of formula (III), wherein the variables have the following meaning: R?7 and R8¿ independently mean hydroxy, amino, morpholino or an NHAlk radical or N(Alk)¿2? and R?9¿ means hydrogen, carboxyl, hydroxy sulfonyl, C¿1?-C4-alkoxy-carbonyl, carbamoyl, mono or di-(C1-C4), alkyl carbamoyl, sulfamoyl, mono or di(C1-C4)-alkyl sulfamoyl or a radical, Alk, OAlk, NHAlk or N(Alk)2. The invention also relates to a method for the production of said colorants, to their use in dyeing and printing natural or synthetic substrates, and to the mixtures containing said colorants.
摘要:
The invention relates to azo dyes with an alternating composition of diazocomponents and coupling components, containing in the molecule at least three units of the structure (I) wherein D stands for a tetrazocomponent of the formula (II) wherein X means a direct link, oxygen, sulfur, or a binding link of the formula -NHCO-, -NHCONH-, -CO-, -NHSO2-, -SO2NHSO2-, -SO2-, -SO2-NH-A-NH-SO2-, NAlk-CO-, NAlk-CO-NAlk-, NAlk-CO-NH-, NAlk-SO2-, -SO2-NAlk-SO2-, -SO2-NAlk-A-NAlk-SO2-, -SO2-NAlk-A-NH-SO2-, -CH=CH-, -CH2CH2-, -C(CH3)2-, -CH2- or -NH- and R?1 and R2¿ mean hydrogen, C¿1?-C4-alkyl, C1-C4-alkoxy, C1-C4-alkanoyl, cyano, carboxyl, hydroxysulfonyl, C1-C4-alkoxycarbonyl, hydroxy, carbamoyl, mono- or di-(C1-C4)-alyklcarbamoyl, sulfamoyl, mono- or di-(C1-C4)-alkylsulfamoyl, fluorine, chlorine, bromine, nitro or trifluoromethyl independently of one another and R?3 and R4¿ mean hydrogen, hydroxysulfonyl or carboxyl independently of one another and wherein K is a coupling component III from the aminonaphthol family, up to 90 mol % of component III being replaceable by a coupling component IV. The invention also relates to methods for the production thereof and the use thereof for dyeing natural or synthetic substrates.