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⵵/ȣ 2005 / ȣ: V.17,no.3,Jun
1() ɼ ڸ ̿ ݵü иƯ ()
2(Ÿ) Separation Purification Characteristics of Rinsing Solution in Semiconductor Process using High Performance Polymer Membranes ()
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(Ÿ) 1Jae-Dal Lee, Young-Ki Hong, Duck-Kil Ro, and Kie-Seo Bae
Ҽ() мǼ, ()δƮ, ûб мǵμа, 泲б а
Ҽ(Ÿ) Hyejeon Junior College, Sun Jin, Chungwoon Univ., Chungnam National University
/ 34 ~ 42 : 9
() Korean
ʷ In this work, a practical separation performance was investigated on aqueous alcohol solutions, especially for iso-propyl alcohol (IPA), which is usually used during the semi- conductor rinsing process. The removal of various substances from waste aqueous IPA solutions was carried out by microfiltration with 0.11 pore size of mean diameter as a pre-filter. Permeability and molecular weight cut-off of the functional polysulfone(PSf) ultrafiltration membrane to purify waste aqueous IPA solutions were measured through the ultrafiltration test. The solute rejection of PSf membrane had 92% in 1,000ppm aqueous PEG solution with PEG molecular weight 10,000, the molecular weight cut-off had 10,000. The IPA concentration on the CMPA-K+ membrane performance using pervaporation module system could be increased from 95.04 wt% to more than 98.50wt% in about 9hr at operation temperature of 70 using the pervaporation module system.
Ű Membrane, Pervaporation, Flux, Solute rejection, IPA, UF membrane
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Reference http://www.koreascience.or.kr/article/ArticleFullRecord.jsp?cn=OSGGBT_2005_v17n3s82_34

                                                                            
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