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Concentrated of dyeing preparations for dyeing polyester textile fibers
Concentrated of dyeing preparations for dyeing polyester textile fibers
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机译:浓缩用于涤纶纺织纤维染色的染色制剂
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摘要
In the present invention, there are disclosed concentrates of dyeing preparations for dyeing polyester textile fibers containing 15 to 30 percent by weight of dyeing compositions and 85 to 70 percent by weight of a mixture of a polymeric carrier, wherein the dyeing compositions are comprised of carbon black being soluble in polyester in the ratio ranging from 3:1 to 5:1 and said polymeric carrier mixture is comprised of polyalkylene terephthalate, admixtures used to regulate the concentrate melt viscosity, sliding agents and stabilizers. The invented concentrates make it possible to increase considerably coloring power and achievement of a required color shade of so-called deep black type.
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