常见聚合物的dndc值（2020年整理）.pptx

学 海 无 涯 SPECIFIC REFRACTIVE INDEX INCREMENTS Values taken from LDC Milton Roy Technical Note All measurements performed at 23C unless otherwise specified. Wavelength=633nm SAMPLE dn/dc (ml/gm),,Cellulose tricarbanilate Tetrahydrofuran, MW = 1.39x106,0.163,,-Chymotrypsinogen Aq. 0.15M NaCl, 0.1M phosphate buffer, pH 7.2 MW = 2.59x104,0.1708,0.166,Deoxyribonucleic acid (calf thymus) Aq. 0.1M tris buffer, pH 8.4, MW = 26.4x106 Dextran Water, MW = 6.82x104,0.147,Dodecylammonium chloride Aq. 1N NaCl,0.127,,Gelatin Aq. 0.1N NaCl, MW = 1.98x105,0.163,Heparin Aq. 0.3N NaCl,0.1290,Hydroxyethyl starch Aq. 0.05N NaCl, MW = 5.6x104 - 5.6x105,0.1354,Mucopolysaccharides Aq. 0.1% NaCl, MW = 7.2x103 - 3.2x104,0.1100,Polyacrylamide Water, MW = 5.5x106,0.142,Poly (acrylamide/sodium acrylate) (70/30 mole) Aq. 1N NaNO3, MW ~ 106,0.165,0.175,Polyacrylate, sodium salt Aq. 0.1N NaCl, MW = 6.12x106 - 9.29x106 Polyacrylic acid Tetrahydrofuran, MW = 5.57x103,0.0738,,Tetrahydrofuran, MW = 7.2x103,0.0994,Poly (acrylonitrile/styrene) (28.5/71.5 wt),学 海 无 涯,,Tetrahydrofuran, MW = 3.83x104,0.1546,,Polyamides: Unspecified composition, tetrahydrofuran MW = 2.49x103 - 6.76x105,0.106,Unspecified composition, N, N- dimethylformamide MW = 52.8x103 - 59.4x103,0.1747,,Unspecified composition, formic acid MW = 2x104 - 1x105,0.1350,“Nylon”, hexafluoroisopropanol MW = 2300 - 1800,0.253,Polyamines (quarternary ammonium salt) Aq. 0.4N NaCl Aq. 1N NaCl Aq. 2N NaCl,0.149 0.133 0.080,,Polycarbonates: Unspecified composition, methylene chloride MW = 3.0 x104 Unspecified composition, tetrahydrofuran MW = 3.38x104,0.1582 0.177,,Polyesters: Unspecified composition, chloroform, MW = 1.72x104 Unspecified composition, chloroform, MW = 4.4x103,0.1133 0.1250,0.117,Phthalic acid/propylene oxide/maleic acid (1/2/1 mole), Tetrahydrofuran, MW = 104 Polyethylene Trichlorobenzene, MW = 5.46x104 - 2.21x105, 135C o-dichlorobenzene, MW = 5.46x104, 135C -chloronapthalene, 145C,-0.097 -0.056 -0.177,,0.055,Polyglycol, unspecified composition Tetrahydrofuran, MW = 500 - 3x103 Polysobutylene Tetrahydrofuran, MW = 3300 Tetrahydrofuran, MW = 6100,0.0974 0.1026,Polymethyl methacrylate Tetrahydrofuran, MW = 6.06x104,0.083,Poly(methyl methacrylate/butyl methacrylate) (60/40 mole), tetrahydrofuran, MW = 6.29x104,0.082,学 海 无 涯,,Polyolefin sulfones: Unspecified composition, tetrahydrofuran, MW = 9.18x105 Unspecified composition, chloroform, MW = 1.95x105 Unspecified composition, chloroform, MW = 5.64x105,0.1132 0.101 0.082,Poly(phenol/formaldehyde), unspecified composition Tetrahydrofuran , MW = 4.3x104,0.1211,,Polyphenolic acid, unspecified composition Aq. base, MW = 4.2x106,0.0854,,-0.091,Polypropylene 1,2,4 trichlorobenzene, MW = 3.66x105, 145C Polystyrene N,N - dimethylformamide, MW = 1.76x105 Tetrahydrofuran, MW = 960 Tetrahydrofuran, MW = 2.4x103 Tetrahydrofuran, MW = 4.3x103 Tetrahydrofuran, MW = 2.59x105 Toluene, MW = 1.78x105 - 2.59x105,0.159 0.1680 0.1768 0.1828 0.1845 0.110,Poly(styrene/allyl alcohol) (50/50 mole) Tetrahydrofuran, MW = 4.2x103,0.172,Poly(styrene/maleic acid), unspecified composition Aq. 0.1N NaCl,0.170,,Polyvinyl acetate Ethyl acetate, MW = 3.73x105,0.077,0.087,0.101,Poly(vinyl acetate/ethylene) (85/15 mole or wt., uncertain) Ethyl acetate Polyvinyl chloride Tetrahydrofuran, MW = 8.35x104 - 1x105 Polyvinyl chloride Cyclohexanone, MW = 1.73x105 - 2.21x105,0.0650,Polyvinylpyrrolidone, unspecified composition N, N - dimethylformamide,0.095,,All measurements performed at 26C unless otherwise specified. Dextran Aq. 0.05M KH2PO4, pH 7.0,学 海 无 涯,,MW = 62,500, 23C,0.1368,,Epoxy Resin Unspecified composition, tetrahydrofuran MW = 12,600,0.1871,Unspecified composition, tetrahydrofuran MW = 42,700,0.1869,,Unspecified composition, tetrahydrofuran MW = 51,700,0.1884,Unspecified composition, tetrahydrofuran MW = 63,600,0.1851,,Ethylene oxide/Lignite (25/1 mole) Water, MW = 1.49x106, 25C,0.1360,Lignin sulfonate, sodium salt Aq. 0.1M NaNO3, pH 6.6 MW = 49,600,0.1875,Aq. 0.5M NaNO3, pH ~ 5.5 MW = 44,400,0.1839,Phenoxy Resin Unspecified composition, tetrahydrofuran MW = 51,700, 23C,0.1773,Polyacrylamide Water, MW = 3.69x106, 25C,0.1829,,Aq. 1M NaCl, MW = 7.72x106, 25C,0.1587,,Aq. 1M NaCl, MW = 8.00 x106, 25C,0.1556,Polyacrylate, cationic salt Unspecified composition, water MW = 28,200, 25C,0.1463,Polyacrylic acid Aq. 0.05M sodium acetate, pH 7.0 MW = 9430,0.1501,Polyamide Unspecified composition, dimethyl sulfoxide MW ~ 30,000, 23C,0.1054,Unspecified composition, dimethyl sulfoxide,学 海 无 涯,,MW ~ 160,000, 23C,0.0822,,Polybutadiene Tetrahydrofuran, MW = 6160,0.1295,Polycarbonate Unspecified composition, chloroform, 23C,0.1445,Unspecified composition, tetrahydrofuran MW = 22,400, 23C,0.1855,,Polychloroprene Tetrahydrofuran, MW = 378,000, 23C,0.1274,,Polydimethylsiloxane Toluene, MW = 19,000,-0.0913,,Toluene, MW = 571,000,-0.0948,Poly ethylene/Propylene oxide Unspecified composition, methanol MW = 4000, 23C,0.1341,Unspecified composition, methano。