工业化生产聚砜中空纤维超滤膜工艺条件的研究

潘巧明　何昌生(,310012)本文介绍以聚砜为材料,在工业化生产截留分子量为三万的中空纤维超滤膜时,各类条件对膜性能的影响。聚砜,中空纤维,超滤膜,工业化生产,工艺条件,1　实验部分1.1(PS):(=0.63);:;:752:1.2L-S,0.2MPa0.5h,0.1MPa(f),1000mg/L(R)[1],:f=(mL/cm2h)R=(l-)100%2　结果与讨论2.1,,第24卷　第6期1998年12月　　　　TECHNOLOGYOFWATERTREATMENTVol.24No.6Dec.,1998:1997-10-08[2],,2.2,,,,,,,,,,[3],22%29%2.3图1.环境湿度对纯水通量的影响6m2,3027,0.1MPa94%,94%,,30L/m2h,,A,,60L/m2h2.4,,,1,,,,,,,,,[3]1,30,70%85%图2　膜厚度对纯水通量的影响7m2,0.1MPa2.594%,22,,,160m,110m,,,130160m,330246:(m)=0.048(V1)(V2)()1/2V1V2:;:202.6图3　凝固浴温度对纯水通量的影响7m2,0.1MPa,94%,,,3,,;,,,,,[3]3,2430,3　膜的连续化生产:-----------130160m,60%90%2430,8090mm1160mm,,11(L/h)(L/h)(%)7-18-464025096.037-26-448019095.637-23-240015094.237-27-543014794.634　结　论,,,1000mg/L,0.1MPa,94%,60L/m2h331,1,,1997,23(2):1032,,,,19893,,,,1992TECHNOLOGICALCONDITIONSFORINDUSTRIALIZINGPRODUCTIONOFPSHOLLOWFIBERMEMBRANEPanQiaominandHeChangsen(TheDevelopmentCenterofWaterTreatmentTechnology,SOA,Hangzhou310012)Abstract:ThispaperdescribestheinfluenceofvarioustechnologicalconditionsonmembranefunctioninindustrializingproductionofPShollowfihermembrane.with30,000cut-offMWKeywords:PS,hollowfiher,industrialzingproduction,technologicalcondition332246