Direkt zu

 

1991
 

 

J. Weitkamp, S. Ernst,
Zeolites and their Use in Petroleum Refining,
in: „Chemicals in the Oil Industry: Developments and Applications“, P.H. Ogden (Ed.), The Royal Society of Chemistry, Cambridge, 1991, p. 326-347.


K. Reksten, M. Stöcker, S. Ernst, J. Weitkamp,
High-Resolution Electron Microscopy Investigation of Zeolite ZSM-20,
Micron and Microscopica Acta 1991, 22, 169-170.


M. Stöcker, K. Reksten, S. Ernst, J. Weitkamp,
Hochauflösende elektronenmikroskopische Untersuchungen an Zeolith ZSM-20,
Chem.-Ing.-Tech. 1991, 63, 1130-1132.


P. Kleinschmit, J. Weitkamp,
Zeolithe – Die winzigen Riesen,
Chemie heute: Das Wissenschaftsmagazin des Fonds der Chemischen Industrie, 1991, p. 52-55.


S. Ernst, J. Weitkamp,
Hydrothermalsynthese des Zeoliths ZSM-58 und templatfreie Synthese des Zeoliths ZSM-5,
Chem.-Ing.-Tech. 1991, 63, 748-750.


J. Weitkamp, K. Schäfer, S. Ernst,
Selective Adsorption of Diastereomers in Zeolites,
J. Chem. Soc., Chem. Commun. 1991, 1142-1143.


J. Weitkamp, M. Schwark, S. Ernst,
Removal of Thiophene Impurities from Benzene by Selective Adsorption in Zeolite ZSM-5,
J. Chem. Soc., Chem. Commun. 1991, 1133-1134.


R. Löw, S. Ernst, A. Kiss, P. Kleinschmit, J. Weitkamp,
Synthese und Charakterisierung der superweitporigen Alumophosphat-Molekularsiebe VPI-5 und AlPO4-8,
Chem.-Ing.-Tech. 1991, 63, 746-748.


C.H. Berke, A. Kiss, P. Kleinschmit, J. Weitkamp,
Der Hydrophobizitäts-Index: Eine neue Methode zur Charakterisierung der Oberflächen-Eigenschaften zeolithischer Adsorbenzien,
Chem.Ing.-Tech. 1991, 63, 623-625.


S. Ernst, J. Weitkamp,
Zeolite ZSM-57: Synthesis, Characterization and Shape-Selective Properties,
in: „Catalysis and Adsorption by Zeolites“, Proceedings of ZEOCAT 90, Leipzig, August 20-23, 1990, G. Öhlmann, H. Pfeifer, R. Fricke (Eds.), Studies in Surface Science and Catalysis, Vol. 65, Elsevier, Amsterdam, 1991, p. 645-652.


J. Weitkamp, S. Ernst, H.-J. Buysch, D. Lindner,
Synthesis of Piperazine and Triethylenediamine Using ZSM-5-Type Zeolite Catalysts,
in: „Catalysis and Adsorption by Zeolites“, Proceedings of ZEOCAT 90, Leipzig, August 20-23, 1990, G. Öhlmann, H. Pfeifer, R. Fricke (Eds.), Studies in Surface Science and Catalysis, Vol. 65, Elsevier, Amsterdam, 1991, p. 297-304.


J. Weitkamp,
New Directions in Zeolite Catalysis,
in: „Catalysis and Adsorption by Zeolites“, Proceedings of ZEOCAT 90, Leipzig, August 20-23, 1990, G. Öhlmann, H. Pfeifer, R. Fricke (Eds.), Studies in Surface Science and Catalysis, Vol. 65, Elsevier, Amsterdam, 1991, p. 21-46.


S. Ernst, J. Weitkamp,
Oxidative Coupling of Methane: Activities and Selectivities of Modified Zeolite Catalysts,
in: „Natural Gas Conversion“, Proceedings of the Natural Gas Conversion Symposium, Oslo, August 12-17, 1990, A. Holmen, K.-J. Jens, S. Kolboe (Eds.), Studies in Surface Science and Catalysis, Vol. 61, Elsevier, Amsterdam, 1991, p. 25-31.


H.G. Karge, V. Dondur, J. Weitkamp,
Investigation of the Distribution of Acidity Strength in Zeolites by Temperature-Programmed Desorption of Probe Molecules. 2. Dealuminated Y-Type Zeolites,
J. Phys. Chem. 1991, 95, 283-288.


S. Ernst, M. Schwark, J. Weitkamp,
Erhöhung der Octanzahl von Leichtbenzin durch Isomerisieren an bifunktionellen Zeolith-Katalysatoren: Modelluntersuchungen mit n-Heptan,
in: „C1-Chemie – Angewandte heterogene Katalyse – C4-Chemie“, DGMK-Fachbereichstagung, Leipzig, February 20-22, 1991, DGMK, Hamburg, 1991, p. 181-190.


J. Weitkamp, M. Neuber,
Shape-Selective Reactions of Alkylnaphthalenes in Zeolite Catalysts,
in: „Chemistry of Microporous Crystals“, Proceedings of the International Symposium on Chemistry of Microporous Crystals, Tokyo, June 26-29, 1990, T. Inui, S. Namba, T. Tatsumi (Eds.), Studies in Surface Science and Catalysis, Vol. 60, Kodansha, Tokyo, and Elsevier, Amsterdam, 1991, p. 291-301.


A. Katzmarzyk, S. Ernst, J. Weitkamp, H. Knözinger,
The Reduction/Oxidation Behavior of MnAPO-5 as Studied by ESR Spectroscopy,
Catal. Lett. 1991, 9, 85-90.


J. Weitkamp, S. Ernst, B. Günzel, W.-D. Deckwer,
Separation of Gaseous Water/Ethanol Mixtures by Adsorption on Hydrophobic Zeolites,
Zeolites 1991, 11, 314-317.

 

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