申请人:Feldhues Ulrich
公开号:US20050241532A1
公开(公告)日:2005-11-03
The invention concerns a pigment formulation comprising
a) at least one metal complex of an azo compound which in the form of its tautomeric structures conforms to the formula (I)
where the
X and Y rings may independently bear one or two substituents selected from the group consisting of ═O, ═S, ═NR
7
, —NR
6
H
7
, —OR
6
, —SR
6
, —COOR
6
, —CN, —CONR
6
R
7
, —SO
2
R
8
,
alkyl, cycloalkyl, aryl and aralkyl wherein the sum total of the endo- and exocyclic double bonds is three for each of the rings X and Y,
R
6
represents hydrogen, alkyl, cycloalkyl, aryl or aralkyl,
R
7
represents hydrogen, cyano, alkyl, cycloalkyl, aryl, aralkyl or acyl,
R
8
represents alkyl, cycloalkyl, aryl or aralkyl,
R
1
, R
2
, R
3
, R
4
independently represent hydrogen, alkyl, cycloalkyl, aryl or aralkyl and, as indicated by the broken lines in the formula (I), may combine to form 5- or 6-membered rings to which further rings may be fused,
R
5
represents —OH, —NR
6
R
7
, alkyl, cycloalkyl, aryl or aralkyl, wherein the R
1
to R
8
substituents that contain CH bonds may in turn be substituted and m, n, o, p denote 1 or else, in the event that, as indicated by the dotted lines in the formula (I), double bonds emanate from the ring-nitrogen atoms, may also denote zero, and which metal complex intercalates at least one other compound, b) if appropriate an iron compound which is other than component a) and whose iron content is less than 30 ppm, preferably less than 20 ppm and especially less than 10 ppm and more preferably in the range from 1 to 5 ppm, based on component a), and c) at least one metal compound whose metal is in each case other than that of the metal compounds of components a) and b) and whose metal content is at least 10 ppm, based on component a), the metal preferably being selected from the group of alkali metals such as Li, Na and K, alkaline earth metals such as Mg, Ca and Ba, lanthanoids such as La, Ce, Pr and Nd and also Al, Sc, Ti, V, Cr, Mn, Co, Cu, Ni and Zn.
本发明涉及一种颜料配方,包括:a) 至少一种金属偶合物,其为偶氮化合物的金属配合物,其在其互变异构体结构的形式下符合以下公式(I),其中X和Y环可以独立地承载来自选自═O、═S、═NR7、—NR6H7、—OR6、—SR6、—COOR6、—CN、—CONR6R7、—SO2R8、烷基、环烷基、芳基和芳基烷基的一个或两个取代基,其中内、外环双键的总和为环X和环Y的每个环均为三,R6代表氢、烷基、环烷基、芳基或芳基烷基,R7代表氢、氰基、烷基、环烷基、芳基、芳基烷基或酰基,R8代表烷基、环烷基、芳基或芳基烷基,R1、R2、R3、R4分别独立地代表氢、烷基、环烷基、芳基或芳基烷基,并且如公式(I)中的断线所示,它们可以结合形成5-或6-成员环,其中进一步的环可能被融合,R5代表—OH、—NR6R7、烷基、环烷基、芳基或芳基烷基,其中含有CH键的R1至R8取代基也可以被进一步取代,m、n、o、p表示1或者,如果如公式(I)中的虚线所示,双键来自环氮原子,也可以表示为零,b) 适当的铁化合物,其不同于组分a),其铁含量小于30 ppm,优选小于20 ppm,特别优选小于10 ppm,更优选在组分a)的基础上在1至5 ppm范围内,以及c) 至少一种金属化合物,其金属分别不同于组分a)和b)的金属化合物,其金属含量至少为10 ppm,以组分a)为基础,优选选择自碱金属(如Li、Na和K)、碱土金属(如Mg、Ca和Ba)、镧系元素(如La、Ce、Pr和Nd)以及Al、Sc、Ti、V、Cr、Mn、Co、Cu、Ni和Zn中的一种金属。