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    • 4. 发明授权
    • Colorant compositions
    • 着色剂组合物
    • US07097669B2
    • 2006-08-29
    • US10992066
    • 2004-11-18
    • Eric B. StephensPat Moore
    • Eric B. StephensPat Moore
    • C09B11/10C09B69/10C11D7/40
    • C11D3/40C08G18/48C08G2101/0008C08G2101/0083C09B11/12C09B69/103
    • Colorant compositions are useful for a wide variety of product applications. For example, colorants are used in tinting of polymers, providing colors to aqueous solution(s), and affording color to solid or semi-solid products such as detergents. Disclosed herein are colorant compositions having a triphenylmethane (“TPM”) derived structure having improved stability to alkaline conditions. Thus, the colorant compositions resist decolorization, even at relatively high pH levels. The colorant compositions of the invention are useful as applied in polyolefins, such as polypropylene and polyethylene, as examples. These colorant compositions also may be employed in thermoplastics, such as PET, for example.
    • 着色剂组合物可用于各种产品应用。 例如,着色剂用于聚合物着色,为水溶液提供颜色,并为固体或半固体产品如洗涤剂提供颜色。 本文公开了具有对碱性条件具有改进的稳定性的三苯基甲烷(“TPM”)衍生结构的着色剂组合物。 因此,即使在相对较高的pH值下,着色剂组合物抵抗脱色。 作为实例,本发明的着色剂组合物可用于聚烯烃如聚丙烯和聚乙烯中。 这些着色剂组合物也可以用于例如PET的热塑性塑料中。