Cotton fabric is cationised by the modifier DT and dyed with the natural Lac dye.
采用改性剂DT对棉织物进行阳离子改性处理，然后用天然虫胶染料对其进行染色试验。
Extraction methods of natural lac dye as well as its application to silk and cation modified cotton are discussed.
介绍虫胶染料的几种提取方法，及其在丝和阳离子改性棉上应用的研究进展。
Extraction methods of natural lac dye as well as its application to silk and cation modified cotton are discussed.
介绍虫胶染料的几种提取方法，及其在丝和阳离子改性棉上应用的研究进展。
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