1
Wenyih Frank Lai, Harry William Deckman, James Alexander McHenry, Johannes Petrus Verduijn: Supported zeolite membranes with controlled crystal width and preferred orientation grown on a growth enhancing layer. Exxon Research and Engineering Company, Estelle C Bakun, February 16, 1999: US05871650 (48 worldwide citation)

The present invention is directed toward a new zeolite membrane which exhibits a columnar cross-sectional morphology and preferred crystallographic orientation comprising a porous substrate having coated thereon a mesoporous growth enhancing layer and a layer of columnar zeolite crystals on said mes ...


2
Harry William Deckman, Edward William Corcoran Jr, James Alexander McHenry, Wenyih Frank Lai, Lothar Ruediger Czarnetzki, William Edward Wales: Zeolite membrane with a selectivity enhancing coating. Exxon Research & Engineering Company, Estelle C Bakun, Joseph J Dvorak, February 10, 1998: US05716527 (33 worldwide citation)

Membranes useful in separating moleculres or catalytic conversions comprise a substrate, a zeolite or zeolite-like layer, a selectivity enhancing coating in contact with the zeolite layer and optionally a permeable intermediate layer in contact with the substrate the zeolite layer being in contact e ...


3
Gabor Kiss, Michael G Matturro, Harry William Deckman, Frank Hershkowitz, David R Lumgair Jr, Gary F Janda, Daniel N King: Hydroformylation process. Exxon Chemical Patents, Douglas J Collins, April 11, 2000: US06049011 (23 worldwide citation)

A dilute ethylene stream, e.g., one produced by steam cracking, is oxonated to yield propanal, without the need to separate other lower hydrocarbons.


4
Harry William Deckman, Edward William Corcoran Jr, James Alexander Mc Henry, Wenyih Frank Lai, Lothar Ruediger Czarnetzki, William Edward Wales: Zeolite containing composition with a selectivity enhancing coating. Exxon Research and Engineering Company, Gerard J Hughes, October 19, 1999: US05968366 (21 worldwide citation)

Compositions useful in separating molecules or catalytic conversions comprise a substrate, a zeolite or zeolite-like layer, a selectivity enhancing coating in contact with the zeolite layer and optionally a permeable intermediate layer in contact with the substrate the zeolite layer being in contact ...


5
Harry William Deckman, Allan Joseph Jacobson, James Alexander McHenry, Klaas Keizer, Zeger Alexander Eduard Pieter Vroon, Lothar Ruediger Czarnetzki, Frank Wenyih Lai, Antonie Jan Bons, Anthonie Jan Burggraaf, Jannetje Maatje van den Berge legal representative, Edward William Corcoran Jr, Wilfred Jozef Mortier: Molecular sieve layers and processes for their manufacture. ExxonMobil Research and Engineering Company, Gerard J Hughes, Bruce M Bordelon, May 23, 2006: US07049259 (19 worldwide citation)

Layers comprising a molecular sieve layer on a porous or non-porous support, having uniform properties and allowing high flux are prepared from colloidal solutions of zeolite or other molecular sieve precursors (particle size less than 100 nm), by deposition, e.g., by spin or dip-coating, or by in s ...


6
James Alexander McHenry, Harry William Deckman, Edward William Corcoran Jr, Wenyih Frank Lai, Horst Witzke: Membrane reparation and poer size reduction using interfacial ozone assisted chemical vapor deposition. Exxon Research & Engineering Company, Estelle C Bakun, Jay Simon, September 30, 1997: US05672388 (12 worldwide citation)

The instant invention is directed toward a process for enhancing the permselective properties, selectively sealing defects and pinholes, controllably altering the pore size and stabilizing the permselective properties of articles having apperatures therein comprising the steps of: simultaneously con ...


7

8
Marc Henri Carolina Anthonis, Anton Jan Bons, Harry William Deckman, Jonas Hedlund, Wenyih F Lai, Jacobus Anna Josephus Peters: Crystalline molecular sieve layers and processes for their manufacture. February 10, 2004: US06689195 (6 worldwide citation)

A process is described for the manufacture of crystalline molecular sieve layers with good para-xylene over meta-xylene selectivity's good para-xylene permeances and selectivities. The process requires impregnation of the support prior to hydrothermal synthesis using the seeded method and may b ...


9
Allen David Godwin, Richard Henry Schlosberg, Frank Hershkowitz, Michael G Matturro, Gabor Kiss, Kirk Christian Nadler, Philippe Louis Buess, Richard C Miller, Paul William Allen, Harry William Deckman, Raf Caers, Edmund John Mozeleski, Robert P Reynolds, Francis Joseph Healy: Organic compounds and processes for their manufacture. Exxon Chemical Patents, Douglas J Collins, July 18, 2000: US06090986 (5 worldwide citation)

Esters of branched C.sub.9 alcohols suitable as plasticizers are formed by esterification of a C.sub.9 alcohol produced by the aldol condensation from propanal and a C.sub.6 aldehyde and hydrogenation, the propanal optionally having been made from natural gas streams.


10
Harry William Deckman, Edward William Corcoran Jr, Lothar R Czarnetzki, James Alexander McHenry: Separation process using zeolite membrane. Exxon Research and Engineering Company, Paul E Purwin, August 24, 1999: US05942119 (5 worldwide citation)

The present invention is an improvement in a separation process. When molecular sieve membranes are used in a separation process transport flux decays over time. It has been discovered that the presence of hydrogen in the feed stream, permeate stream, or feed stream when present, either alone or in ...



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