The advances of production process are mainly applications of two stage filtration, full filtrate circulation, filter aids, membrane solvent recovery, dewaxing at room temperature, etc.
工艺进展主要是两段过滤、全滤液循环、助滤剂应用、渗透膜溶剂回收、室温脱蜡等。
Using NaSCN as solvent, flat acrylic fiber was produced by two-step wet spinning process. The selection of spinneret shape and the optimization of process conditions were discussed.
采用硫氰酸钠为溶剂，湿法二步法工艺生产扁平腈纶，探讨了喷丝板的选型和生产工艺的优化。
The total process of solvent induced crystallization (SINC) includes two steps: the permeation-diffusion of solvent in PET and the crystallization of PET plasticized with solvent.
PET溶剂诱导结晶过程总体上可分为溶剂渗透扩散过程和PET被溶剂增塑后的结晶过程二个阶段。
High-level cottonseed oil, gossypol-free cottonseed meal and methanol phase abundant in free gossypol (FG) could be obtained by the leaching process with a two-liquid phase solvent (TPS) system.
用双液相溶剂（TPS）浸取棉仁可得到棉油、无毒饼粕及富含游离棉酚（FG）的甲醇相。
High-level cottonseed oil, gossypol-free cottonseed meal and methanol phase abundant in free gossypol (FG) could be obtained by the leaching process with a two-liquid phase solvent (TPS) system.
用双液相溶剂（TPS）浸取棉仁可得到棉油、无毒饼粕及富含游离棉酚（FG）的甲醇相。
应用推荐