摘要:
A tetrachloroperylene-3,4,9,10-tetracarboxylic acid diimide pigment which contains not less than 85% by weight of the tetrachloro compound of the formula ##STR1## which is present to the extent of not less than 95% by weight in the .beta.-modification and which, in an X-ray spectrum, exhibits 2.sup..crclbar. CuK.sub..alpha. main lines at 9.0.degree., 13.3.degree., 15.0.degree., 16.8.degree., 19.1.degree., 21.5.degree., 24.2.degree., 25.4.degree., 26.5.degree., 27.0.degree. and 27.5.degree..In finishes, the pigment gives very brilliant colorations which are very highly lightfast and fast to weathering and which, upon weathering, neither bleach nor darken up.
摘要:
Novel compounds which, in the form of the free acid, are of the formula 1 ##STR1## where X is chlorine or fluorine and R is hydrogen, vinylsulfonylphenyl, .beta.-sulfatoethylsulfonylphenyl, vinylsulfonylbenzyl, sulfophenyl or .beta.-sulfatoethylsulfonylbenzyl, are particularly suitable for dyeing cotton.
摘要:
An electrophotographic recording medium which consists essentially of an electrically conductive base and a photosemiconductive double layer which comprises a first layer containing charge carrier-producing dyes, and a second layer containing one or more compounds which are charge carrier-transporting when exposed to light, wherein the charge carrier-producing dyes are dark in color, possess substantially panchromatic absorption characteristics, and are of the general formula ##STR1## where R.sup.1 is propyl, 1-hydroxypropyl, 1-methoxypropyl or 1-phenylethyl, Z is p-phenylazoanilino, phenylthio or anilino, and n is 0-6, and a process for the production of this electrophotographic recording medium.
摘要:
Dyes of the formula ##STR1## where F is an (m+n)-valent radical of a quinophthalone, dioxazine, indigo, quinacridone, triphenylmethane or rhodamine dye, M.sup..sym. is H.sup..sym. or one equivalent of a metal cation, m is 0, 1 or 2 and n is 1, 2, 3 or 4, and their salts, are very useful for dyeing and printing paper. If they are used for wet-end dyeing, the waste water is virtually colorless. The colorations obtained exhibit good lightfastness and good bleeding fastness.
摘要:
Dyes of the formula: ##STR1## in which Z is unsubstituted or substituted alkyl, alkenyl, cycloalkyl, aralkyl, aryl or heteroaryl or a radical of the formula ##STR2## Z.sup.1, Z.sup.2, Z.sup.3 and Z.sup.4 are hydrogen or unsubstituted or substituted alkyl, cycloalkyl, aralkyl or aryl;Z.sup.1 and Z.sup.2 or Z.sup.3 and Z.sup.4 may together with the nitrogen form a heterocyclic ring;Z.sup.1 and Z.sup.2 together with the nitrogen may be a saturated unsubstituted or substituted 5-membered or 6-membered ring condensed on in the ortho-position to the nitrogen;B is unsubstituted or substituted alkyl, alkenyl, cycloalkyl, aralkyl, aryl or heteroaryl; andX is imino or oxygen.The dyes give brilliant yellow dyeings having good fastness properties on textile materials, particularly polyester materials, and in plastics.
摘要:
The present invention relates to novel reactive dyes of formula I, (I), in which the variable independently denote X hydrogen, NO2, or NR3R4, Y NR5R6, OR7, SR8, or SO2R9 or a group suitable as a leaving group under the conditions of nucleophilic, aromatic substitution, R1 to R9 independently hydrogen, C1–C8 alkyl, C2–C8 alkyl, in which non-adjacent CH2 groups can be replaced by oxygen atoms, imino groups, or C1–C4 alkylimino groups, and/or CH2 groups may be replaced by carbonyl groups, C2–C8 alkenyl, or a group containing an active site or the precursor of an active site, with the proviso that at least one group R1 to R9 is present which contains an active site or the precursor of an active site. The present invention also relates to the use of the reactivedyes of formula I for dyeing substrates containing nucleophilic groups, and to compositions containing at least one reactive dye of formula I.
摘要:
Benzene derivatives of the formula ##STR1## wheren is 0, 1 or 2,x is nitro or amino,Z is a direct bond or unsubstituted or substituted C.sub.1 -C.sub.6 -alkylene,Y is vinyl or a radical of the formula C.sub.2 H.sub.4 --Q, where Q is hydroxyl or a group which can be removed under alkaline reaction conditions,R.sup.1 and R.sup.2 are hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, halogen, nitro, amino, hydroxysulfonyl or a radical of the formula Z--S(O).sub.n --Y, where n, Z and Y have the abovementioned meanings, andHet is the radical of a heterocyclic ring, are described.
摘要:
Anilines of the formula ##STR1## where rings A and B may each be benzofused,X is a bridge member,R.sup.1 and R.sup.2 are each hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, halogen, hydroxysulfonyl, carboxyl, C.sub.1 -C.sub.4 -alkoxycarbonyl or C.sub.1 -C.sub.4 -alkylsulfonyl,R.sup.3 is hydrogen, amino, C.sub.1 -C.sub.4 -alkanoylamino or nitro, andY is vinyl or a radical of the formula C.sub.2 H.sub.4 --Q, where Q is a group detachable under alkaline reaction conditions.
摘要翻译:其中环A和B可以各自为苯并稠合的式“IMAGE”的苯胺,X为桥基,R1和R2各自为氢,C1-C4烷基,C1-C4-烷氧基,卤素,羟基磺酰基,羧基,C1- C 4 - 烷氧基羰基或C 1 -C 4 - 烷基磺酰基,R 3是氢,氨基,C 1 -C 4 - 烷酰基氨基或硝基,Y是乙烯基或式C 2 H 4 -Q基团,其中Q是在碱性反应条件下可分离的基团。
摘要:
There are described formazan dyes of the formula ##STR1## where m and n are each 1 or 2,Kat.sup..sym. is the equivalent of a cation,Me is copper or nickel,X is oxygen or a radical of the formula CO--O or SO.sub.2 --0,Y is vinyl or a radical of the formula C.sub.2 H.sub.4 --Q, wherein Q is a group that is detachable under alkaline reaction conditions,E is a fiber-reactive radical,the rings A and B may be substituted and benzofused, andthe ring C may be substituted,the use thereof for dyeing or printing hydroxyl- or nitrogen-containing organic substrates, novel aminophenols and a process for preparing same.
摘要翻译:描述了式IMAMA的甲an染料,其中m和n各自为1或2,Kat(+)为阳离子的当量,Me为铜或镍,X为氧或式CO-O基团 或SO 2 -O,Y为乙烯基或式C 2 H 4 -Q基团,其中Q为在碱性反应条件下可分离的基团,E为纤维反应性基团,环A和B可以被取代和苯并, 并且环C可以被取代,其用于染色或印刷羟基或含氮有机底物,新型氨基苯酚及其制备方法的用途。
摘要:
Reactive dyes of the formula I ##STR1## where n is 0 or 1R.sup.1, R.sup.2 and R.sup.3 are in each case hydrogen, C.sub.1 -C.sub.4 -alkyl or phenyl,R.sup.4 is fluorine, chlorine, bromine, C.sub.1 -C.sub.4 -alkylsulfonyl, phenylsulfonyl or a radical of the formula ##STR2## L is a bridge member, A is unsubstituted or substituted C.sub.2 -C.sub.8 -alkylene,Y is vinyl or a radical of the formula --CH.sub.2 --CH.sub.2 --Q, Q being a group which can be removed under alkaline reaction conditions, andD is phenyl or naphthyl, it being possible for these radicals to be substituted, and a process for preparing reactive dyes by oxidation of the abovementioned compounds are described.