GPC常用溶劑及方法

1、常用溶劑、方法以及多檢測器比較jJ2 Scientific 多檢測器的比較配置方法分子量支化回轉(zhuǎn)半徑傳統(tǒng)GPC相對于標(biāo)樣的色譜柱校正，得到相對分子量不能不能使用普適校正的傳統(tǒng)GPC需從文獻(xiàn)上得到準(zhǔn)確的K/a值，對相對分子量進(jìn)行的色譜柱普適校正得到絕對分子量不能不能配了黏度檢測器的GPC測出特性黏數(shù)，得到K/a值的普適校正能，直接從特性黏數(shù)測出能，但是間接得到配了多角激光檢測器的GPC絕對測出，無需色譜柱校正能，但要符合一些假設(shè)能，當(dāng)有兩個測量角以上三檢測器聯(lián)用的GPC準(zhǔn)確結(jié)果能能2溶劑特性溶劑（中文）溶劑（英文）極性黏度 （cP）沸點(diǎn) （）己烷Hexane7.30.3386環(huán)己胺Cyclohe

2、xane8.2181甲苯Toluene8.90.59110乙酸乙酯Ethyl acetate9.10.4577四氫呋喃Eetrahydrofuran9.10.5566氯仿Chloroform9.30.5761甲乙酮Methyl ethyl ketone9.30.480二氯甲烷Dichloromethane9.70.3940二氯乙烷Dichloroethane9.80.7983丙酮Acetone9.90.3256二氯苯Dichlorobenzene101.26180三氯苯Trichlorobenzene101.89213間甲苯酚m-Cresol10.216.9202臨氯酚o-Chlorophen

3、ol10.24.11175二甲基乙酰胺Dimethyl acetamide10.80.77166氮甲基吡咯烷酮n-Methyl pyrrolidone11.31.65202二甲基亞砜Dimethyl sulphoxide121.1189二甲基甲酰胺Dimethyl formamide12.10.9153六氟乙丙醇Hexafluroisopropanol12.21.02583PolyisobutylenePolybutyleneChlorinated RubberPolybutadienePolyisoprenePolydimethylsiloxaneChlorinated Polyethyle

4、nePolyethylene EthylacrylatePolyethylene VinylacetonePolyethylene Methacrylic acidPolyphenyleneoxidePoly-4-methylpentene(1)PolyethyleneUltra-high Molecular Weight PolyethylenePolypropylenePolyetheretherketonePolyetherketoneTolueneToluene - 75 TCB/135 - 160 TCB/135 - 160 Phenol/TCB 1:1 - 145 各種樣品所對應(yīng)的

5、溶劑條件4PolycarbonatePolyglycolic acidAcrylonitrile MethylmethacrylateCellulose AcetateCellulose Acetate ButyrateCellulose Acetate ProprionateCellulose NitrateCellulose ProprionateCellulose TriacetateDiallyl PhthalateEthyl CelluloseEpoxyPolyester AlkydPolybutene(1)Polybutadiene StyrenePhenol Formaldehy

6、dePhenol FurfuralPolymethylmethacrylatePolypropyleneglycolPolystyrenePolysulfonePolyvinylacetatePolyvinylbutyralPolyvinylchloridePolyvinylchloride AcetatePolyvinyldienechloridePolyvinylformalPolystyrene AcrylonitrilePolystyrene AlphamethylstyrenePolyester ThermosetPhenolicsRosin AcidsPolyglycolic Ac

7、idMethyl Chloridegamma-Butyl LactoneTHF/40 5各種樣品所對應(yīng)的溶劑條件Melamine FormaldehydeNylon (All types)Polybutylene Terphthalate(PBT)Polyethylene Terphthalate(PET)Poly Acrylonitrile(聚丙烯睛)ABS (Acrylonitrile Butadiene Styrene)ASA (Acrylic Styrene Acrylonitrile）ABA (Acrylonitrile Butdiene Acrylate)Carboxymethyl CelluloseABS/PolycarbonatePolybutadiene AcrylonitrilePolyurethanePolyacetalPolyoxymethylenePolyimidePolyamide imidePolyetherimidePolyethersulfonePolyvinyldienefluoridePolyfuran FormaldehydeHexafluoroisopropanol + 0.075 MSodium Trifluoroacetate/55 orm-Cres