涤纶超细纤维染色及染料和助剂的选用（上）

超细纤维染色中存在染色深度下降，染色不匀和染色牢度降低问题，解决办法除改进染色工艺外，应重视染料的筛选和专用助剂的应用。本文重卢、介绍染料及助剂的选用。阐明染料及助剂的分子结构与应用的关系。

Dyeing of Superfine Polyester Fibre and Selecting of Dyes and Auxiliaries

In dyeing superfine fibres there exist such problems as uneven dyeing,lowering in color fastness and depth of shade. For solving these problems,attention should be paid to the selection of dyes and to the application of specific agents, besides improving dyeing process. The article places stress on introducing the selection of appropriate dyes and agents,explaining the relationship between the molecular structure of dyes,agents and their application.