This paper explores the problems occurred in applying for a patent of four newly developed products coveringyarn-dyed fabric making.
对色织行业开发的四大类新产品的专利申请问题进行了探讨。
2
When spinning polyamide filament core-spun yarncovering fibre should be finer, longer and higher uniformity, which could improve yarn evenness and covering effect and guarantee yarn quality.
在纺制锦纶丝包芯纱时，选用的外包纤维细长、长度整齐度高，可以改善成纱条干和包覆效果，保证成纱质量。
3
The factors that influence the covering effect of core-spun yarn and the effect of covering thickness on the quality of core-spun yarn are also analyzed.