摘要 |
The invention related to solid pigment preparations essentially comprising the following components: (A) 60 to 90 wt. % of at least one pigment and (B) 10 to 40 wt. % of at last one surface active additive from the group of reaction products of alkylene oxides with a bisphenol of the general formula (I) in which the rings A are each mono- or di-substituted by C<SUB>1</SUB>-C<SUB>8 </SUB>alkyl, phenyl or phenyl C<SUB>1</SUB>-C<SUB>9 </SUB>alkyl and R<SUP>1 </SUP>and R<SUP>2 </SUP>independently=H, or C<SUB>1</SUB>-C<SUB>8 </SUB>alkyl, methods for production thereof and for dyeing high molecular weight organic and inorganic materials
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