Christine Mendoza-Frohn

Person

Erkrath, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Reactive rectification
- Patent number 7,071,283
- Issue date Jul 4, 2006
- Bayer MaterialScience AG
- Gerald John
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for production of diaminodiphenylmethanes
- Patent number 6,649,798
- Issue date Nov 18, 2003
- Bayer Aktiengesellschaft
- Stephan Klein
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of macrocyclic esters
- Patent number 6,458,972
- Issue date Oct 1, 2002
- Haarmann & Reimer GmbH
- Horst Surburg
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing bis(4-hydroxyaryl)alkanes
- Patent number 6,288,284
- Issue date Sep 11, 2001
- Bayer Aktiengesellschaft
- Rob Eek
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing hydroxybiphenyl
- Patent number 5,763,717
- Issue date Jun 9, 1998
- Bayer Aktiengesellschaft
- Hans-Josef Buysch
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing diphenylamines and catalysts usable for this...
- Patent number 5,625,097
- Issue date Apr 29, 1997
- Bayer Aktiengesellschaft
- Hans-Josef Buysch
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of isocyanates and for the production of...
- Patent number 5,583,251
- Issue date Dec 10, 1996
- Bayer Aktiengesellschaft
- Hans-Josef Buysch
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the isolation of purified ethylene glycol carbonate (EGC)
- Patent number 5,510,499
- Issue date Apr 23, 1996
- Bayer Aktiengesellschaft
- Christine Mendoza-Frohn
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Reactor and continuous process to be carried out therewith for the...
- Patent number 5,508,442
- Issue date Apr 16, 1996
- Bayer Aktiengesellschaft
- Paul Wagner
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the purification of diphenyl carbonate
- Patent number 5,495,038
- Issue date Feb 27, 1996
- Bayer Aktiengesellschaft
- Hans-Josef Buysch
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for purifying ethylene glycol carbonate (EGC) by adsorption...
- Patent number 5,489,696
- Issue date Feb 6, 1996
- Bayer Aktiengesellschaft
- Christine Mendoza-Frohn
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of propylene glycol carbonate
- Patent number 5,449,791
- Issue date Sep 12, 1995
- Bayer Aktiengesellschaft
- Paul Wagner
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of a mixture of cyclohexanone and cyclo...
- Patent number 5,395,976
- Issue date Mar 7, 1995
- Bayer Aktiengesellschaft
- Jurgen Scharschmidt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of alkylene carbonates
- Patent number 5,391,767
- Issue date Feb 21, 1995
- Bayer Aktiengesellschaft
- Franz-Josef Mais
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of ethylene glycol carbonate
- Patent number 5,350,862
- Issue date Sep 27, 1994
- Bayer Aktiengesellschaft
- Paul Wagner
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Reactive rectification
- Publication number 20040039151
- Publication date Feb 26, 2004
- Gerald John
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for production of diaminodiphenylmethanes
- Publication number 20030023116
- Publication date Jan 30, 2003
- Stephan Klein
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Reactive rectification
- Publication number 20020099163
- Publication date Jul 25, 2002
- Gerald John
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Process for the preparation of macrocyclic esters
- Publication number 20020095045
- Publication date Jul 18, 2002
- Horst Surburg
- C07 - ORGANIC CHEMISTRY

Christine Mendoza-Frohn

Person

Patents Grantslast 30 patents

Reactive rectification

Method for production of diaminodiphenylmethanes

Process for the preparation of macrocyclic esters

Method for producing bis(4-hydroxyaryl)alkanes

Process for preparing hydroxybiphenyl

Process for preparing diphenylamines and catalysts usable for this...

Process for the production of isocyanates and for the production of...

Process for the isolation of purified ethylene glycol carbonate (EGC)

Reactor and continuous process to be carried out therewith for the...

Process for the purification of diphenyl carbonate

Process for purifying ethylene glycol carbonate (EGC) by adsorption...

Process for the preparation of propylene glycol carbonate

Process for the preparation of a mixture of cyclohexanone and cyclo...

Process for the preparation of alkylene carbonates

Process for the preparation of ethylene glycol carbonate

Patents Applicationslast 30 patents

Reactive rectification

Method for production of diaminodiphenylmethanes

Reactive rectification

Process for the preparation of macrocyclic esters