为提高色牢度，在分散染料染色后要进行还原清洗。
To improve color fastness, disperse dyeing is usually followed by reduction clearing.
本文对部分国产分散染料在碱性条件下染色的适应性进行了研究，筛选出一部分适合于碱性浴染色的分散染料。
A research is made on the adaptability of home-made disperse dyes to alkali bath. Based on the research results, some disperse dyes are screened out.
通过淀粉与高聚物交联反应将制备的分散状染色淀粉固着于高分子载体上，形成染色淀粉薄膜。
Dispersive dye-starch was fixed in a carrier by cross linking reaction of starch and high molecular polymer and dye-starch film was formed.
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