Use of liquid dyestuff preparations for dyeing wood
This invention relates to a process for dyeing wood with a liquid dyestuff preparation containing (a) 5 to 30% by weight of a dyestuff of the formula (I) 1 wherein n 1 and n 2 denote the number 1 or 0, X represents N or CH, Ct + represents a cation, A, B, G, and D are independently a polyvalent het...
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Zusammenfassung: | This invention relates to a process for dyeing wood with a liquid dyestuff preparation containing
(a) 5 to 30% by weight of a dyestuff of the formula (I)
1
wherein
n
1
and n
2
denote the number 1 or 0,
X represents N or CH,
Ct
+
represents a cation,
A, B, G, and D are independently a polyvalent heterocyclic or aromatic radical in which the -(CO)n
1
-O- or -O- are ortho to the respective -N N- or -N X-, and
(b) 15 to 90% by weight of an alkoxyalcohol of the formula (II)
R-O-(-Z-O-)
n3
-H (II)
wherein
R denotes a straight-chain or branched C
1
-C
4
-alkyl,
Z denotes a straight-chain or branched C
2
-C
3
-alkylene, and
n
3
represents 1, 2, or 3, and
(c) 5 to 75% by weight of water. |
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