7.7dtex聚苯硫醚短纤维纺丝工艺的研究

Study on Spinning Process of 7.7 dtex Polyphenylene Sulfide Staple Fiber

对7.7dtex聚苯硫醚(PPS)短纤维纺丝工艺进行了研究。实验表明:选择工艺速度1100m/min,结晶温度120℃,干燥温度165℃,箱体温度330℃,侧吹风速度0.6m/s,单体抽吸1000r/min,油轮转速16min,喂入轮间隙470mm的生产工艺时,可以生产出质量优异的聚苯硫醚初生纤维。

A study was made on spinning process of 7.7 dtex polyphenylene sulfide （PPS） staple fiber. The result showed that the good PPS spun fiber was manufactured with the process as belows： production speed 1 100 m/min, crystallizer temperature 120℃, dryer temperature 165℃, spinbeam temperature 330℃, quench speed 0.6 m/s, monomer exhausting 1000 r/min and sunflower wheel 470 mm.