By comparison with the conventional acid treated aprons regrading spinning performance, the paper puts forth the ultra-vialate rayed aprons can reduce CV value and neps and other defects in yarns.

• 摘要通过与普通酸处理胶圈进行试纺对比，指出了紫外线光照胶圈在实际应用中可降低细纱条干CV值和细节、粗节及棉结等纱疵。