Transcription of GPC 분석에서 중요한 핵심포인트들 - cheric.org
1 556 Polymer Science and Technology Vol. 19, No. 6, December 2008 1.. , . , , , . GPC(Gel Permeation Chromatography) , .1,2 GPC ,3-5 , pore si ze , , , calibration plot chromatogram . , , , , GPC.
2 , GPC . , Q C ( Q u a l i t y C o n t r o l ) ( 1). , lot . , . 1 , O Q C (Output Quality Control) GPC data . , 2 2 , ( ) , GP C , lot IQC(Input Quality Control) , . data , QC.
3 IQC , , 1 . , 2 3 Claim . , 1 , C l a i m . , QC . GPC , Q C . O Q C, I Q C . Q C .. , GPC . ( , ) , QC , QC.
4 G P C Q C , . (good quality) (same quality) . GPC , GPC Important Key Points in GPC Analysis ( )(Kihong Park, Korea Polymer Testing & Research Institute, Ltd., Woongjin Bd, Sangwol-gok-dong 24-194, Sungbook-ku, Seoul 136-120, Korea) e-mail: 1985 1987 1990 19951995 20041998 19992004 ( ) ( ) ( ) ( ) ( ) ( ) , 19 6 2008 12 557 , , GPC GPC.
5 2. GPC G P C , (RI) baseline drift , system peak , , , , . , , . GPC GPC , , ( 2). chromatogram (reference) , , ..6 , . , . , QC . GPC (column).
6 , , . , . , GPC . , , . THF-G PC poly styr ene (PS) . , PS . , DMF, DMAc, NMP, HFIP(hexafluoroiso-propanol) . , GPC (PS /DV B) (swelli ng) . , P S , PS , PS ( ) . , , band width , calibration plot.
7 , polymethylmethacrylate (PMMA) . 3 , . , PEG/PEO, polysaccharide, polyacrylic acid, polystyrene-sulfonic acid . , , , . GPC (good solvent) . , ( ) . retention time , , . , , ( ).
8 , -COOH, -NH2 , , modi fi er . , (-CO OH) p ol y a m i c ac i d , , ( - N H2) , di ethan ol ami ne diethylamine . case by case , , ( , ) . , D MF /DMAc/N MP GPC LiBr salt 1. Output QC Input QC . 2. GPC . 3. DMF-GPC polystyrene PMMA . Mv PS PMMA 558 Polymer Science and Technology Vol.
9 19, No. 6, December 2008 . THF , DMF , , (coagulation) (entanglement) . LiBr salt , Li+, Br- , . LiBr , . , NaNO3, NaCl, Na2SO4 . , . , . GPC GPC , . (1 ) G P C , , GPC , trouble.
10 GPC , GPC (seal, plunger, check valve) . , . salt , , , salt-free . (2) , . Inline filter , . , m o ni -toring . , , , leak . GPC . (3) GPC.
