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Frank J. Chen
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Piscataway, NJ, US
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Patents Grants
last 30 patents
Information
Patent Grant
Supported Lewis acid catalysts derived from superacids useful for h...
Patent number
6,060,633
Issue date
May 9, 2000
Frank Joung-yei Chen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Amorphous olefin polymers, copolymers, methods of preparation and d...
Patent number
6,022,929
Issue date
Feb 8, 2000
Exxon Chemical Patents Inc.
Frank Joung-Yei Chen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Supported Lewis acid catalyst polymerization process
Patent number
5,902,919
Issue date
May 11, 1999
Exxon Chemical Patents Inc.
Frank Joung-yei Chen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Heterogeneous Lewis acid-type catalysts
Patent number
5,877,371
Issue date
Mar 2, 1999
Exxon Chemical Patents Inc.
Frank Joung-Yei Chen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Heterogeneous lewis acid-type catalysts
Patent number
5,874,380
Issue date
Feb 23, 1999
Exxon Chemical Patents Inc.
Frank Joung-Yei Chen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Amorphous olefin polymers, copolymers, methods of preparation and d...
Patent number
5,814,715
Issue date
Sep 29, 1998
Exxon Chemical Patents Inc.
Frank Joung-Yei Chen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Supported Lewis acid catalysts for hydrocarbon conversion reactions
Patent number
5,789,335
Issue date
Aug 4, 1998
Exxon Chemical Patents Inc.
Frank Joung-yei Chen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Supported lewis acid catalysts derived from superacids useful for h...
Patent number
5,780,563
Issue date
Jul 14, 1998
Exxon Chemical Patents Inc.
Frank Joung-yei Chen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Lewis acid catalysts supported on porous polymer substrate
Patent number
5,770,539
Issue date
Jun 23, 1998
Exxon Chemical Patents Inc.
Frank Joung-Yei Chen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Cationic polymerization catalyzed by lewis acid catalysts supported...
Patent number
5,691,431
Issue date
Nov 25, 1997
Exxon Chemical Patents Inc.
Frank Joung-Yei Chen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
"Heterogeneous lewis acid-type catalysts"
Patent number
5,663,470
Issue date
Sep 2, 1997
Exxon Chemical Patents Inc.
Frank Joung-Yei Chen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Supported lewis acid catalysts for hydrocarbon conversion reactions
Patent number
5,648,580
Issue date
Jul 15, 1997
Exxon Chemical Patents Inc.
Frank Joung-yei Chen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Direct synthesis by living cationic polymerization of nitrogen-cont...
Patent number
5,629,394
Issue date
May 13, 1997
Exxon Chemical Patents Inc.
Herve M. Cheradame
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Supported Lewis acid catalysts derived from superacids useful for h...
Patent number
5,607,890
Issue date
Mar 4, 1997
Exxon Chemical Patents Inc.
Frank J. Chen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Immobilized Lewis Acid catalysts
Patent number
5,600,055
Issue date
Feb 4, 1997
Exxon Chemical Patents Inc.
Tze-Chiang Chung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Immobilized lewis acid catalysts
Patent number
5,571,885
Issue date
Nov 5, 1996
Exxon Chemical Patents Inc.
Tze-Chiang Chung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Immobilized Lewis Acid catalysts
Patent number
5,563,313
Issue date
Oct 8, 1996
Exxon Chemical Patents Inc.
Tze-Chiang Chung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Supported lewis acid catalysts for hydrocarbon conversion reactions
Patent number
5,561,095
Issue date
Oct 1, 1996
Exxon Chemical Patents Inc.
Frank J. Chen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Immobilized Lewis Acid catalysts
Patent number
5,481,054
Issue date
Jan 2, 1996
Exxon Chemical Patents Inc.
Tze-Chiang Chung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Direct synthesis by living cationic polymerization of nitrogen-cont...
Patent number
5,444,135
Issue date
Aug 22, 1995
Exxon Chemical Patents Inc.
Herve M. Cheradame
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Immobilized Lewis acid catalysts
Patent number
5,414,177
Issue date
May 9, 1995
Exxon Chemical Patents Inc.
Tze-Chiang Chung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Immobilized Lewis acid catalysts
Patent number
5,409,873
Issue date
Apr 25, 1995
Exxon Chemical Patents Inc.
Tze-Chiang Chung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Terminally-substituted polymeric compositions from cationically pol...
Patent number
5,336,745
Issue date
Aug 9, 1994
Exxon Chemical Patents Inc.
Herve M. Cheradame
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
AlCl.sub.3 -catalyzed process for preparing poly-N-butenes from mix...
Patent number
5,326,921
Issue date
Jul 5, 1994
Exxon Chemical Patents Inc.
Frank J. Chen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Immobilized Lewis acid catalysts
Patent number
5,288,677
Issue date
Feb 22, 1994
Exxon Chemical Patents Inc.
Tze-Chiang Chung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation of linear alkyl aromatics
Patent number
5,268,524
Issue date
Dec 7, 1993
Exxon Chemical Patents Inc.
David J. Martella
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing alkyl phenol-sulfur condensate lubricating oi...
Patent number
5,262,508
Issue date
Nov 16, 1993
Exxon Chemical Patents Inc.
David J. Martella
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polybutene process
Patent number
5,177,288
Issue date
Jan 5, 1993
Exxon Chemical Patents Inc.
Frank J. Chen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of preparing alkyl phenol-formaldehyde condensates
Patent number
5,118,875
Issue date
Jun 2, 1992
Exxon Chemical Patents Inc.
David J. Martella
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Direct synthesis by cationic polymerization of nitrogen-containing...
Patent number
5,032,653
Issue date
Jul 16, 1991
Exxon Chemical Patents, Inc.
Herve M. Cheradame
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Supported Lewis acid catalysts for hydrocarbon conversion reactions...
Publication number
20010053835
Publication date
Dec 20, 2001
Exxon Chemical Patents Inc.
Frank Joung-yei Chen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL