常见聚合物的dndc值(1)

SPECIFICREFRACTIVEINDEXINCREMENTSValuestakenfromLDCMiltonRoyTechnicalNoteAllmeasurementsperformedat23Cuniessotherwisespecified.Wavelength=633nmSAMPLEdn/dc(ml/gm)CellulosetricarbanilateTetrahydrofuran,Mw=-ChymotrypsinogenAq.NaCl,phosphatebuffer,pHMw=Deoxyribonucleicacid(calfthymus)Aq.trisbuffer,pH,Mw=DextranWater,Mw=DodecylammoniumchlorideAq.1NNaClGelatinAq.NaCl,Mw=HeparinAq.NaClHydroxyethylstarchAq.NaCl,Mw=-MucopolysaccharidesAq.%NaCl,Mw=-PolyacrylamideWater,Mw=Poly(acrylamide/sodiumacrylate)(70/30mole)Aq.1NNaNQ,Mw~103Polyacrylate,sodiumsaltAq.NaCI,Mw=-PolyacrylicacidTetrahydrofuran,Mw=Tetrahydrofuran,Mw=Poly(acrylonitrile/styrene)wt)Tetrahydrofuran,Mw=Polyamides:Unspecifiedcomposition,tetrahydrofuranUnspecifiedcomposition,N,N'-dimethylformamideMw=-Unspecifiedcomposition,formicacidMw=2X104-1x10sNylon”，hexafluoroisopropanolMw=2300-1800Polyamines(quarternaryammoniumsalt)Aq.NaClAq.1NNaClAq.2NNaClPolycarbonates:Unspecifiedcomposition,methylenechlorideMw=Unspecifiedcomposition,tetrahydrofuranMw=Polyesters:Unspecifiedcomposition,chloroform,Mw=Unspecifiedcomposition,chloroform,Mw=Phthalicacid/propyleneoxide/maleicacid(1/2/1mole),Tetrahydrofuran,Mw=104PolyethyleneTrichlorobenzene,Mw=-,135C°o-dichlorobenzene,Mw=,135C°-chloronapthalene,145C°Polyglycol,unspecifiedcompositionTetrahydrofuran,Mw=500-3x1(JPolysobutyleneTetrahydrofuran,Mw=3300Tetrahydrofuran,Mw=6100PolymethylmethacrylateTetrahydrofuran,Mw=Poly(methylmethacrylate/butylmethacrylate)(60/40mole),tetrahydrofuran,Mw=Polyolefinsulfones:Unspecifiedcomposition,tetrahydrofuran,Mw=Unspecifiedcomposition,chloroform,Mw=Unspecifiedcomposition,chloroform,Mw=Poly(phenol/formaldehyde),unspecifiedcompositionTetrahydrofuran,Mw=Polyphenolicacid,unspecifiedcompositionAq.base,Mw=Polypropylene1,2,4trichlorobenzene,Mw=,145CPolystyreneN,N'-dimethylformamide,Mw=Tetrahydrofuran,Mw=960Tetrahydrofuran,Mw=Tetrahydrofuran,Mw=Tetrahydrofuran,Mw=Toluene,Mw=-Poly(styrene/allylalcohol)(50/50mole)Tetrahydrofuran,Mw=Poly(styrene/maleicacid),unspecifiedcompositionAq.NaClPolyvinylacetateEthylacetate,Mw=Poly(vinylacetate/ethylene)(85/15moleorwt.,uncertain)EthylacetatePolyvinylchlorideTetrahydrofuran,Mw=-1x10sPolyvinylchlorideCyclohexanone,Mw=-PolyvinyIpyrrolidone,unspecifiedcompositionN,N'-dimethylformamideAllmeasurementsperformedat26Cuni6ssotherwisespecified.DextranAq.KH2PO4,pHMw=62,500,23CEpoxyResinUnspecifiedcomposition,tetrahydrofuranMw=12,600Unspecifiedcomposition,tetrahydrofuranMw=42,700Unspecifiedcomposition,tetrahydrofuranMw=51,700Unspecifiedcomposition,tetrahydrofuranMw=63,600Ethyleneoxide/Lignite(25/1mole)Water,Mw=,25C°Ligninsulfonate,sodiumsaltAq.NaNQ,pHMw=49,600Aq.NaNQ,pH~Mw=44,400PhenoxyResinUnspecifiedcomposition,tetrahydrofuranMw=51,700,23CPolyacrylamideWater,Mw=,25C°Aq.1MNaCl,Mw=,25C°Aq.1MNaCl,Mw=,25C°Polyacrylate,cationicsaltUnspecifiedcomposition,waterMw=28,200,25C°PolyacrylicacidAq.sodiumacetate,pHMw=9430PolyamideUnspecifiedcomposition,dimethylsulfoxideMw~30,000,23CUnspecifiedcomposition,dimethylsulfoxideMw~160,000,23CPolybutadieneTetrahydrofuran,Mw=6160PolycarbonateUnspecifiedcomposition,chloroform,23CUnspecifiedcomposition,tetrahydrofuranMw=22,400,23CPolychloropreneTetrahydrofuran,Mw=378,000,23CPolydimethylsiloxaneToluene,Mw=19,000Toluene,Mw=571,000Polyethylene/PropyleneoxideUnspecifiedcomposition,methanolMw=4000,23CUnspecifiedcomposition,methanolMw=4500,23C°Unspecifiedcomposition,methanolMw=4540,23C°Poly(methylmethacrylate)Tetrahydrofuran,Mw~100,000,23CSampleASampleBSampleCPolypropyleneoxideChloroform,23C°PolystyreneMethylethylketone,Mw=3900,23CMethylethylketone,Mw=259,000,23CPolyurethaneUnspecifiedcomposition,tetrahydrofuranMw=35,500,23CUnspecifiedcomposition,tetrahydrofuranMw=46,200,23CUnspecifiedcomposition,tetrahydrofuranMw=63,100,23CUnspecifiedcomposition,tetrahydrofuranMw=72,400,23C°PolyvinylacetateTetrahydrofuran,Mw=Tetrahydrofuran,Mw=107,000PolyvinylalcoholAq.KHPQ,pHMw=29,600Aq.NaNQ%Carbowax(PEG1500)Mw=104,000Vinylbenzylchloride/Dichlorobutadiene(97/3wt)o-xylene,Mw=,35C°Vinylchloride/VinylidenechlorideUnspecifiedcomposition,tetrahydrofuranMw~100,000