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Processes for purification of quaternary cationic surfactant materials and cosmetic compositions containing same
Processes for purification of quaternary cationic surfactant materials and cosmetic compositions containing same
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机译:季阳离子表面活性剂材料的纯化方法和含有该表面活性剂的化妆品组合物
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摘要
The present invention relates to processes for purifying quaternary cationic surfactant materials and rendering said materials substantially free of ultraviolet absorbing impurities having a maximum absorption in the range of from about 260 nm to about 280 nm. This invention also relates compositions containing purified quaternary cationic surfactant materials.
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