SPESPSF共混超滤膜的性能与改性研究

5,200mm,,,214,,,3,,,(:2007-01-05)SPES/PSF*()以磺化聚醚砜(SPES)与聚砜(PSF)为制膜材料,制备了SPES/PSF共混超滤膜,研究了料液浓度操作压强紫外改性热处理等对SPES/PSF共混超滤膜性能及膜污染度的影响过滤磺化聚醚砜聚砜共混超滤膜改性:;,,,,,,,,PSFPES,,,,[1](SPES)/(PES)[2]/[3]PSF/SPES*,,197010,,,45000220SPES/PSF共混超滤膜的性能与改性研究[4],PSF,,[5~9](SPES)/(PSF)PSF[10,11],,,SPES/PSF(SPES)(PSF),L-SSPES/PSF,1111(SPES),7%,;(PSF),;N--2-(NMP),;(TEP),;,;(PVA88000),,A=01004183m2,;722S,112SPES/PSF(SPES)(PSF),N--2-(NMP),(TEP),L-S113(1):012MPa30min,011MPa,:Jv=VAt(1)Jv))),L/(m2h);V))),L;A))),m2;t))),h(2):250mg/LPVA,012MPaPVA,PVA722S,R:R=C0-C1C0@100%(2)C0))),mol/s;C1))),mol/s(3):011MPaSPES/PSFPVA,FR:FR=Jv0-Jv1Jv0@100%(3)Jv0))),L/(m2#h);Jv1))),L/(m2#h)11460eSPES/PSF20min,()115SPES/PSF(),,25317nm20W10min,,()2211012MPa,PVA250350500mg/L,,11,,,,,21化工装备技术第28卷第2期2007年1PVA212011012013MPa,250mg/LPVA,,222,,,,PVA,,21321311SPES/PSF50ml/L250ml/L450ml/L(),,11,,1紫外改性与膜性能关系)/mL#L-150250450JvL#m-2#h-110154261943811867133R/%87128881999019095165:/)0,,,,,,,,,,,21312SPES/PSF,22紫外改性与膜污染度关系)/mL#L-150250450FR/%60135391213618535154:/)02,,,,,,,,,,,,,,,22SPES/PSF共混超滤膜的性能与改性研究21421411SPES/PSF60e60e,,33热处理与膜性能关系)/%01530JvL#m-2#h-1101926161817612143R/%9318565518655137:/)03,60e,,60e,,,,,,2141260e60eSPES/PSF,44热处理与膜污染度关系)/%01530FR/%3116841141210733185:/)04,60e,60e,,,,3(1),(2),(3),,(4),,,(5),,(6),,,,[1],,,.(SPES)/(PES)[J].,2000,19(4):17-19.[2],,,.-[J].,1995,12(6):458-462.[3],,,.PSF-SPES[J].,2002,18(5).[4],.[J].,2001,21(2):10-13.[5],.-[J].,1999,19(5):23-26.[6],,,.[J].,2000,16(3):24-28.[7],./[J].,2002,13(4):30-33.[8],,.PSF/PES[J].,2004,22(3):176-179.[9],./[J].,2004,32(2):32-34.[10],,,.[J].,1998,18(5):50-54.[11],,.[J].,2005,25(3):80-84.(:2006-12-09)23化工装备技术第28卷第2期2007年