Steven P. Diefenbach

Person

Baton Rouge, LA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Activator compositions, their preparation, and their use in catalysts
- Patent number 10,221,264
- Issue date Mar 5, 2019
- W. R. Grace & Co.-Conn.
- Steven P. Diefenbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aluminoxane catalyst activators containing carbocation agents, and...
- Patent number 9,090,720
- Issue date Jul 28, 2015
- Albemarle Corporation
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aluminoxane catalyst activators derived from dialkylaluminum cation...
- Patent number 8,575,284
- Issue date Nov 5, 2013
- Albemarle Corporation
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst activators, processes for making same, and use thereof in...
- Patent number 8,501,655
- Issue date Aug 6, 2013
- Albemarle Corporation
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aluminoxane catalyst activators derived from dialkylaluminum cation...
- Patent number 8,354,485
- Issue date Jan 15, 2013
- Albemarle Corporation
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ionic bronsted acid
- Patent number 8,088,952
- Issue date Jan 3, 2012
- Albemarle Corporation
- Lubin Luo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aluminoxane compositions, their preparation, and their use in catal...
- Patent number 7,960,488
- Issue date Jun 14, 2011
- Albemarle Corporation
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst activators, processes for making same, and use thereof in...
- Patent number 7,928,172
- Issue date Apr 19, 2011
- Albemarle Corporation
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst activators, processes for making same, and use thereof in...
- Patent number 7,902,390
- Issue date Mar 8, 2011
- Albemarle Corporation
- Zhike Wang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst activators, processes for making same, and use thereof in...
- Patent number 7,897,707
- Issue date Mar 1, 2011
- Albemarle Corporation
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Haloaluminoxane compositions, their preparation, and their use in c...
- Patent number 7,355,058
- Issue date Apr 8, 2008
- Albemarle Corporation
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Haloaluminoxane compositions, their preparation, and their use in c...
- Patent number 7,193,100
- Issue date Mar 20, 2007
- Albemarle Corporation
- Samuel A. Sangokoya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Particulate group 4 metallocene-aluminoxane catalyst compositions d...
- Patent number 6,746,981
- Issue date Jun 8, 2004
- Albemarle Corporation
- Steven P. Diefenbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Particulate group 4 metallocene-aluminoxane catalyst compositions d...
- Patent number 6,730,758
- Issue date May 4, 2004
- Albemarle Corporation
- Steven P. Diefenbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process of producing self-supported catalysts
- Patent number 6,677,265
- Issue date Jan 13, 2004
- Albemarle Corporation
- Brian Kneale
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Particulate group 4 metallocene-aluminoxane catalyst compositions d...
- Patent number 6,551,955
- Issue date Apr 22, 2003
- Albemarle Corporation
- Steven P. Diefenbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Particulate group 4 metallocene-aluminoxane catalyst compositions d...
- Patent number 6,521,728
- Issue date Feb 18, 2003
- Albemarle Corporation
- Steven P. Diefenbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Particulate group 4 metallocene-aluminoxane catalyst compositions d...
- Patent number 6,294,496
- Issue date Sep 25, 2001
- Albemarle Corporation
- Steven P. Diefenbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Clean generation of a fluoroaryl grignard reagent
- Patent number 6,248,265
- Issue date Jun 19, 2001
- Albemarle Corporation
- John Y. Lee
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Clean generation of a perfluoroaryl grignard reagent
- Patent number 6,129,863
- Issue date Oct 10, 2000
- Albemarle Corporation
- John Y. Lee
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heat treated alumoxanes
- Patent number 6,034,024
- Issue date Mar 7, 2000
- Albemarle Corporation
- Niomi L. Krzystowczyk
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the purification of pentafluorophenyl boron compounds
- Patent number 5,959,151
- Issue date Sep 28, 1999
- Albemarle Corporation
- John Y. Lee
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of supported auxiliary catalysts at elevated temperatur...
- Patent number 5,856,255
- Issue date Jan 5, 1999
- Albemarle Corporation
- Niomi L. Krzystowczyk
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Use of heat treated alumoxanes in preparing supported catalysts
- Patent number 5,739,368
- Issue date Apr 14, 1998
- Albemarle Corporation
- Niomi L. Krzystowczyk
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation of pentafluorophenyl compounds
- Patent number 5,693,261
- Issue date Dec 2, 1997
- Albemarle Corporation
- Niomi L. Krzystowczyk
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for upgrading metallocene catalysts
- Patent number 5,648,308
- Issue date Jul 15, 1997
- Albemarle Corporation
- John Y. Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing pentafluorophenyl compounds
- Patent number 5,600,004
- Issue date Feb 4, 1997
- Albemarle Corporation
- Steven P. Diefenbach
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of metallocenes
- Patent number 5,302,733
- Issue date Apr 12, 1994
- Ethyl Corporation
- Steven P. Diefenbach
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing metallocenes
- Patent number 5,200,537
- Issue date Apr 6, 1993
- Ethyl Corporation
- John Y. Lee
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aluminum alkyls and linear 1-olefins from internal olefins
- Patent number 5,144,053
- Issue date Sep 1, 1992
- Ethyl Corporation
- Robert H. Allen
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Activator Compositions, Their Preparation, And Their Use In Catalysts
- Publication number 20190153135
- Publication date May 23, 2019
- W.R. GRACE & CO.-CONN.
- Steven P. Diefenbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ACTIVATOR COMPOSITIONS, THEIR PREPARATION, AND THEIR USE IN CATALYSTS
- Publication number 20150105238
- Publication date Apr 16, 2015
- Albermarle Corporation
- Steven P. Diefenbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Aluminoxane Catalyst Activators Containing Carbocation Agents, and...
- Publication number 20130345376
- Publication date Dec 26, 2013
- ALBEMARLE CORPORATION
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Aluminoxane Catalyst Activators Derived From Dialkylalumium Cation...
- Publication number 20130029834
- Publication date Jan 31, 2013
- ALBEMARLE CORPORATION
- Lubin Luo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CATALYST ACTIVATORS, PROCESSES FOR MAKING SAME, AND USE THEREOF IN...
- Publication number 20100093958
- Publication date Apr 15, 2010
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CATALYST ACTIVATORS, PROCESSES FOR MAKING SAME, AND USE THEREOF IN...
- Publication number 20100036072
- Publication date Feb 11, 2010
- ALBEMARLE CORPORATION
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Catalyst Activators, Processes for Making Same, And Use Thereof In...
- Publication number 20100029470
- Publication date Feb 4, 2010
- ALBENARLE CORPORATION
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Catalyst Activators, Processes For Making Same, And Use Thereof In...
- Publication number 20100010181
- Publication date Jan 14, 2010
- ALBEMARLE CORPORATION
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
IONIC BRONSTED ACID
- Publication number 20090326273
- Publication date Dec 31, 2009
- ALBEMARLE CORPORATION
- Lubin Luo
- C07 - ORGANIC CHEMISTRY
Information Patent Application
CATALYST ACTIVATORS, PROCESSES FOR MAKING SAME, AND USE THEREOF IN...
- Publication number 20090270571
- Publication date Oct 29, 2009
- ALBEMARLE CORPORATION
- Zhike Wang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ALUMINOXANE COMPOSITIONS, THEIR PREPARATION, AND THEIR USE IN CATAL...
- Publication number 20090088541
- Publication date Apr 2, 2009
- ALBEMARLE CORPORATION
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Aluminoxane Catalyst Activators Derived From Dialkylaluminum Cation...
- Publication number 20090062492
- Publication date Mar 5, 2009
- ALBEMARLE CORPORATION
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Catalyst Activators, Processes for Making Same, and Use Thereof in...
- Publication number 20080300372
- Publication date Dec 4, 2008
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Haloaluminoxane compositions, their preparation, and their use in c...
- Publication number 20060287448
- Publication date Dec 21, 2006
- Lubin Luo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Haloaluminoxane compositions, their preparation, and their use in c...
- Publication number 20050143254
- Publication date Jun 30, 2005
- Samuel A. Sangokoya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PARTICULATE GROUP 4 METALLOCENE-ALUMINOXANE CATALYST COMPOSITIONS D...
- Publication number 20030191254
- Publication date Oct 9, 2003
- Steven P. Diefenbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Particulate group 4 metallocene-aluminoxane catalyst compositions d...
- Publication number 20030105253
- Publication date Jun 5, 2003
- Steven P. Diefenbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Steven P. Diefenbach

Person

Patents Grantslast 30 patents

Activator compositions, their preparation, and their use in catalysts

Aluminoxane catalyst activators containing carbocation agents, and...

Aluminoxane catalyst activators derived from dialkylaluminum cation...

Catalyst activators, processes for making same, and use thereof in...

Aluminoxane catalyst activators derived from dialkylaluminum cation...

Ionic bronsted acid

Aluminoxane compositions, their preparation, and their use in catal...

Catalyst activators, processes for making same, and use thereof in...

Catalyst activators, processes for making same, and use thereof in...

Catalyst activators, processes for making same, and use thereof in...

Haloaluminoxane compositions, their preparation, and their use in c...

Haloaluminoxane compositions, their preparation, and their use in c...

Particulate group 4 metallocene-aluminoxane catalyst compositions d...

Particulate group 4 metallocene-aluminoxane catalyst compositions d...

Process of producing self-supported catalysts

Particulate group 4 metallocene-aluminoxane catalyst compositions d...

Particulate group 4 metallocene-aluminoxane catalyst compositions d...

Particulate group 4 metallocene-aluminoxane catalyst compositions d...

Clean generation of a fluoroaryl grignard reagent

Clean generation of a perfluoroaryl grignard reagent

Heat treated alumoxanes

Process for the purification of pentafluorophenyl boron compounds

Preparation of supported auxiliary catalysts at elevated temperatur...

Use of heat treated alumoxanes in preparing supported catalysts

Preparation of pentafluorophenyl compounds

Process for upgrading metallocene catalysts

Process for preparing pentafluorophenyl compounds

Preparation of metallocenes

Process for preparing metallocenes

Aluminum alkyls and linear 1-olefins from internal olefins

Patents Applicationslast 30 patents

Activator Compositions, Their Preparation, And Their Use In Catalysts

ACTIVATOR COMPOSITIONS, THEIR PREPARATION, AND THEIR USE IN CATALYSTS

Aluminoxane Catalyst Activators Containing Carbocation Agents, and...

Aluminoxane Catalyst Activators Derived From Dialkylalumium Cation...

CATALYST ACTIVATORS, PROCESSES FOR MAKING SAME, AND USE THEREOF IN...

CATALYST ACTIVATORS, PROCESSES FOR MAKING SAME, AND USE THEREOF IN...

Catalyst Activators, Processes for Making Same, And Use Thereof In...

Catalyst Activators, Processes For Making Same, And Use Thereof In...

IONIC BRONSTED ACID

CATALYST ACTIVATORS, PROCESSES FOR MAKING SAME, AND USE THEREOF IN...

ALUMINOXANE COMPOSITIONS, THEIR PREPARATION, AND THEIR USE IN CATAL...

Aluminoxane Catalyst Activators Derived From Dialkylaluminum Cation...

Catalyst Activators, Processes for Making Same, and Use Thereof in...

Haloaluminoxane compositions, their preparation, and their use in c...

Haloaluminoxane compositions, their preparation, and their use in c...

PARTICULATE GROUP 4 METALLOCENE-ALUMINOXANE CATALYST COMPOSITIONS D...

Particulate group 4 metallocene-aluminoxane catalyst compositions d...