摘要:
A pigment, which retains a crystal or particulate structure throughout a process of coloration of a substrate, containing one or more 2,2,6,6-tetraalkylpiperidine groups.
摘要:
A pigment, which retains a crystal or particulate structure throughout a process of coloration of a substrate, containing one or more 2,2,6,6-tetraalkylpiperidien groups.
摘要:
Complexes of the formula ##STR1## wherein each R.sub.1 is independently a monocyclic or fused ring aromatic or heteroaromatic group free of water-solubilizing groups,each R.sub.2 is independently is phenyl or methyl, andMe is Ni, Cu, Co or Zn, are useful as pigments for, for example, the mass pigmenting of synthetic plastics and resins, surface coatings and inks, pigment printing, textile coating and pigmenting paper in the mass.
摘要:
Disclosed is mass-dyed polyester comprising, as dyestuff, a compound or mixture of compounds of formula I ##STR1## wherein R.sub.1 is a direct bond, --CONH-- or --NHCO--, R.sub.2 is alkyl, phenyl or naphthyl, optionally substituted or cyano, provided that R.sub.1 is a direct bond when R.sub.2 is cyano, and R.sub.3 is hydrogen, methyl, ethyl, alkoxy-C.sub.1-3 -carbonyl or --CH.dbd.CH--CH.dbd.CH-- bound in the 1,2-position.
摘要:
A compound of formula I ##STR1## in which each R.sub.1 independently is selected from oxygen, .dbd.NH or .dbd.N--R.sub.2 where R.sub.2 is an aromatic or heteroaromatic group, provided not more than two groups R.sub.1 are selected from oxygen and .dbd.NH.
摘要:
The present invention relates to the compounds of formula I ##STR1## and metal complexes thereof, in which both R.sub.1 's are hydrogen or halogen or form a condensed ring of the benzene series, or --S--CH.sub.2 CH.sub.2 --S--, andR.sub.3 is hydrogen, a mono- or dicyclic-aromatic group or is a divalent radical of the phenylene or naphthalene series linking one further compound of formula I, wherein R.sub.3 is a direct bond and the R.sub.1 groups are the same as or different from the R.sub.1 groups of the first compound of formula I,which metal complexes are either 1:1 metal complexes when R.sub.3 is a divalent linking radical, or 1:2 metal complexes of monomeric compounds of formula I such 1:2 complexes being symmetric or asymmetric and the metal is a divalent transition metal, the complexes are useful as pigments.
摘要:
1:2 metal complexes of the formula ##STR1## wherein each of R.sub.1 and R.sub.3 is independently hydrogen or nitro, with the proviso that when a ring has two nitro groups, they are meta to each other,each of R.sub.2 and R.sub.4 is independently hydrogen, chloro or --SO.sub.3 M,each of R.sub.5 and R.sub.6 is independently hydrogen, --COR.sub.7, --CONHR.sub.8 or --SO.sub.2 R.sub.9,whereinR.sub.7 is C.sub.1-6 alkyl, C.sub.1-6 alkoxy, phenyl(C.sub.1-4 -alkyl) or phenyl (C.sub.1-4 alkyl) the phenyl group of which is substituted by 1 or 2 substituents selected from halo, C.sub.1-4 -alkyl, C.sub.1-4 alkoxy, nitro, amino, --COOM, --SO.sub.3 M and acetamido,R.sub.8 is hydrogen; C.sub.1-6 alkyl; phenyl; phenyl substituted by 1 or 2 substituents selected from halo, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, nitro, amino, --COOM, --SO.sub.3 M and acetamido; naphthyl or naphthyl monosubstituted by chloro, amino, phenylamino, acetamido, benzamido or --SO.sub.3 M, andR.sub.9 is C.sub.1-6 alkyl, phenyl or phenyl substituted by 1 or 2 substituents selected from halo, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, nitro, amino, --COOM, --SO.sub.3 M and acetamido, andMe is chromium or cobalt, wherein each M and M.sup..sym. is independently hydrogen or a non-chromophoric cation,with the provisos that (1) when both R.sub.5 and R.sub.6 are hydrogen, both R.sub.1 and R.sub.3 are hydrogen and at least one of R.sub.2 and R.sub.4 is chloro, and (2) the --NHR.sub.5 group is in the 2- or 3-position of Ring A and the --NHR.sub.6 group is in the 2- or 3-position of Ring B, and mixtures thereof, are useful as dyes for dyeing or printing various materials, such as natural and synthetic polyamides and particularly for dyeing artificially produced oxide layers on aluminum or aluminum alloys.
摘要:
1:2 metal complexes of the formula ##STR1## wherein each of R.sub.1 and R.sub.3 is independently hydrogen or nitro, with the proviso that when a ring has two nitro groups, they are meta to each other,each of R.sub.2 and R.sub.4 is independently hydrogen, chloro or --SO.sub.3 M,each of R.sub.5 and R.sub.6 is independently hydrogen, --COR.sub.7, --CONHR.sub.8 or --SO.sub.2 R.sub.9,wherein R.sub.7 is C.sub.1-6 alkyl, C.sub.1-6 alkoxy, phenyl(C.sub.1-4 -alkyl) or phenyl(C.sub.1-4 -alkyl) the phenyl group of which is substituted by 1 or 2 substituents selected from halo, C.sub.1-4 -alkyl, C.sub.1-4 alkoxy, nitro, amino, --COOM, --SO.sub.3 M and acetamido,R.sub.8 is hydrogen, C.sub.1-6 alkyl; phenyl; phenyl substituted by 1 or 2 substituents selected from halo, C.sub.1-4 -alkyl, C.sub.1-4 alkoxy, nitro, amino, --COOM, --SO.sub.3 M and acetamido; naphthyl or naphthyl monosubstituted by chloro, amino, phenylamino, acetamido, benzamido or --SO.sub.3 M, andR.sub.9 is C.sub.1-6 alkyl, phenyl or phenyl substituted by 1 or 2 substituents selected from halo, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, nitro, amino, --COOM, --SO.sub.3 M and acetamido, andMe is chromium or cobalt,wherein each M and M.sup..sym. is independently hydrogen or a non-chromophoric cation, with the provisos that (1) when both R.sub.5 and R.sub.6 are hydrogen, both R.sub.1 and R.sub.3 are hydrogen and at least one of R.sub.2 and R.sub.4 is chloro, and (2) the --NHR.sub.5 group is in the 2- or 3-position of Ring A and the --NHR.sub.6 group is in the 2- or 3-position of Ring B, and mixtures thereof, useful as dyes for dyeing or printing various materials, such as natural and synthetic polyamides and particularly for dyeing artificially produced oxide layers on and aluminum alloys.
摘要:
The new .beta.-modification of the pigment 4,4'-diamino-3,3'-dibromo-1,1'-dianthraquinonyl, having characteristic lines in the X-ray diagram (Guinier/De Wolff, Cu K.alpha..sub.1 -radiation) according to the FIG. 1 has significant dyeing advantages over the known .alpha.-modification.
摘要翻译:颜料4,4'-二氨基-3,3'-二溴-1,1'-二蒽醌的新β-改性在X射线图(Guinier / De Wolff,CuKα1辐射)中具有特征线 )。 1相对于已知的α-修饰具有显着的染色优点。
摘要:
Disclosed are pigments, being co-condensate mixtures of compounds of formula I, ##STR1## wherein R.sub.1 is chlorine, bromine, fluorine, methyl, methoxy or ethoxy, preferably chlorine or methyl,R.sub.2 is hydrogen or has one of the significances of R.sub.1, preferably hydrogen, chlorine or methyl,At least two of the compounds in said mixture being present in an amount of at least 0.1 mol per mol of mixture.