Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Richard E. Pauls"'
Autor:
Shakeela D. McPherson, Ashley E. Richardson, Jennifer M. Fasciano, Neil D. Danielson, Richard E. Pauls
Publikováno v:
Journal of Chromatography A. 1491:67-74
The production of terephthalic acid (TPA) by oxidation of p-xylene is an important industrial process because high purity TPA is required for the synthesis of polyethylene terephthalate, the primary polymer used to make plastic beverage bottles. Few
Autor:
Shakeela D. McPherson, Jennifer M. Fasciano, Richard E. Pauls, Neil D. Danielson, Ashley E. Richardson
Publikováno v:
Journal of chromatography. A. 1516
Autor:
Peter C. Stair, Larry A. Curtiss, Taejin Kim, Rajeev S. Assary, Christopher L. Marshall, Richard E. Pauls
Publikováno v:
Catalysis Communications. 46:66-70
The acid-catalyzed transformation of furfuryl alcohol (FA) monomer to oligomers has been studied in the liquid phase to investigate the reaction mechanisms and intermediate species by using a combination of quantitative reaction product measurements
Autor:
Richard E. Pauls, Paul A. David
Publikováno v:
Journal of Chromatographic Science. 36:44-48
The concentration of aromatic compounds in air samples from operating petrochemical units is determined by three different gas chromatographic (GC) techniques. The data indicate that a portable GC provided data that is consistent with results obtaine
Autor:
Stuart E. Scheppele, Cherlynlavaughn Bradley, Mark E. Bambacht, Richard E. Pauls, Donald C. Cronauer
Publikováno v:
Energy & Fuels. 4:236-242
The concentrations of moderate to low boiling phenolics were determined by isolating and acidic concentrate by extraction with sodium hydroxide, freeing the phenolics by acid addition, and analyzing the fraction by gas chromatography/mass spectrometr
Publikováno v:
Die Makromolekulare Chemie. 186:1135-1149
Two aspects of the reversed-phase liquid chromatographic separation of α-hydro-ω-butyloligostyrene stereoisomers are presented. In the first part, two-dimensional NMR is employed to make stereochemical assignments on isolated dimer, trimer and tetr