The inorganic coagulant of polysilicic aluminum chloride(PSAC) and cationic polymeric quaternary ammonium salt are mixed to treat reactive red dyeing wastewater.

将无机高分子混凝剂聚合硅酸氯化铝（PSAC）与阳离子型聚季铵盐絮凝剂按比例复配，用于处理活性红染料漂洗废水。

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Structute of nitrogen heterocyclic ring quaternary ammonium salt cationic surfactants was identi fied by mass spectrography, nuclear magnetic resonance spectra, infrared spectra and etc.

用质谱法、核磁共振波谱法、红外光谱法等，确定了未知氮杂环季铵盐型阳离子表面活性剂的结构。

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Cationic starch of quaternary ammonium type with high DS, polyamines and polyamines grafted with UV-absorber BP-4 were applied as cationic agents of cotton in salt-free dyeing of reactive dyes.

本文采用高取代度季铵型阳离子淀粉、氨基烯烃聚合物以及紫外线吸收剂BP - 4接枝氨基烯烃聚合物作为阳离子化试剂对棉纤维进行物理改性，用于活性染料无盐竭染。

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