Analysis and Fractionation of Polymers, Part 3, Issue 8

absorption amorphous Anal analysis annealed band benzene calculated calibration carbonyl cell Chem chemical shifts chromatography coefficient column combustion copolymer counting crystalline crystallization degradation density determined distribution curve elution experimental extraction F19 NMR flask fluoride Fluorolube free carbonyl gel permeation gel permeation chromatography gradient high molecular weight homopolymer increasing infrared intrinsic viscosity isotactic Kokle lamellae linear polyethylene low molecular weight M₂ Mcycle/sec measured methanol method méthode methyl methylene mixture molecular weight distribution molecules monomer nitrogen obtained oxygen peak phase placement content plot poids moléculaire poly poly(vinyl polyacrolein polyethylene Polymer Sci polymerization polypropylenes polystyrene precipitation pressure procedure proton pyrograms pyrolysis ratio refractive index refractive index increment Sample IVC sedimentation sequences shown in Figure solution solvent spectra spectrum stereoblock styrene syndiotactic Table tactic placement technique temperature tetralin thermal thermograms tion toluene tritium tube values whole polymer x-ray xylene