Dirk FRIDAG

Person

Haltern am See, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for separating one or more components from a mixture
- Patent number 12,064,755
- Issue date Aug 20, 2024
- EVONIK OXENO GMBH & CO. KG
- Peter Kucmierczyk
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for alkoxycarbonylation of ethylenically unsaturated compou...
- Patent number 12,006,287
- Issue date Jun 11, 2024
- EVONIK OXENO GMBH & CO. KG
- Peter Kucmierczyk
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Automated sampling
- Patent number 11,965,806
- Issue date Apr 23, 2024
- EVONIK OXENO GMBH & CO. KG
- Christian Reuter
- G01 - MEASURING TESTING
Information Patent Grant
Process for preparing C5 aldehydes
- Patent number 11,840,506
- Issue date Dec 12, 2023
- Evonik Operations GmbH
- Dirk Fridag
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Optimized thermal separation by prior gas exchange
- Patent number 11,834,399
- Issue date Dec 5, 2023
- Evonik Operations GmbH
- Alexander Brächer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for preparing aldehydes and cooling a stream of matter
- Patent number 11,820,739
- Issue date Nov 21, 2023
- Evonik Operations GmbH
- Ana Markovic
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing aldehydes and cooling a stream of matter
- Patent number 11,773,041
- Issue date Oct 3, 2023
- Evonik Operations GmbH
- Frank Geilen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bisphosphite ligands based on benzopinacol with an open outer unit
- Patent number 11,739,106
- Issue date Aug 29, 2023
- Evonik Operations GmbH
- Anna Chiara Sale
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Diphosphites having an open, 2,4-methylated outer unit
- Patent number 11,739,108
- Issue date Aug 29, 2023
- Evonik Operations GmbH
- Anna Chiara Sale
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Bisphosphite ligands based on benzopinacol
- Patent number 11,702,435
- Issue date Jul 18, 2023
- Evonik Operations GmbH
- Anna Chiara Sale
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Diphosphites with an open, 3-methylated outer unit
- Patent number 11,618,760
- Issue date Apr 4, 2023
- Evonik Operations GmbH
- Anna Chiara Sale
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Mixture of bisphosphites having an open and a closed outer unit and...
- Patent number 11,565,991
- Issue date Jan 31, 2023
- Evonik Operations GmbH
- Anna Chiara Sale
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Diphosphites having an open and a closed 2,4-methylated outer unit
- Patent number 11,560,396
- Issue date Jan 24, 2023
- Evonik Operations GmbH
- Robert Franke
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for preparing an alcohol from hydrocarbons
- Patent number 11,440,863
- Issue date Sep 13, 2022
- Evonik Operations GmbH
- Peter Kucmierczyk
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for preparing aldehydes and separation of the catalyst syst...
- Patent number 11,396,488
- Issue date Jul 26, 2022
- Evonik Operations GmbH
- Alexander Brächer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing an ester by alkoxycarbonylation
- Patent number 11,365,171
- Issue date Jun 21, 2022
- Evonik Operations GmbH
- Peter Kucmierczyk
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for the alkoxycarbonylation of alcohols
- Patent number 11,028,110
- Issue date Jun 8, 2021
- Evonik Operations GmbH
- Kaiwu Dong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing carboxylic acids or salts thereof from hydroc...
- Patent number 11,008,275
- Issue date May 18, 2021
- Evonik Operations GmbH
- Peter Kucmierczyk
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for obtaining alcohols from aldehydes
- Patent number 10,577,297
- Issue date Mar 3, 2020
- Evonik Operations GmbH
- Dirk Fridag
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for obtaining alcohols from aldehydes III
- Patent number 10,562,833
- Issue date Feb 18, 2020
- Evonik Degussa GmbH
- Dirk Fridag
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the alkoxycarbonylation of olefins in a medium having a...
- Patent number 10,562,838
- Issue date Feb 18, 2020
- Evonik Degussa GmbH
- Xianjie Fang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the alkoxycarbonylation of ethylenically unsaturated co...
- Patent number 10,544,174
- Issue date Jan 28, 2020
- Evonik Degussa GmbH
- Kaiwu Dong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bisphosphites having 2,4-tert-butylphenyl units and use thereof as...
- Patent number 10,526,356
- Issue date Jan 7, 2020
- Evonik Degussa GmbH
- Katrin Marie Dyballa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for obtaining alcohols from aldehydes II
- Patent number 10,501,392
- Issue date Dec 10, 2019
- Evonik Degussa GmbH
- Dirk Fridag
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for the alkoxycarbonylation of ethers
- Patent number 10,494,326
- Issue date Dec 3, 2019
- Evonik Degussa GmbH
- Kaiwu Dong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Electrochemical process for coupling of phenol to aniline
- Patent number 10,422,047
- Issue date Sep 24, 2019
- Evonik Degussa GmbH
- Katrin Marie Dyballa
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Monophosphine compounds and palladium catalysts based thereon for t...
- Patent number 10,294,191
- Issue date May 21, 2019
- Evonik Degussa GmbH
- Kaiwu Dong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Electrochemical coupling of anilines
- Patent number 10,266,955
- Issue date Apr 23, 2019
- Evonik Degussa GmbH
- Katrin Marie Dyballa
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Economical production of 2-propylheptanol
- Patent number 10,227,278
- Issue date Mar 12, 2019
- Evonik Degussa GmbH
- Katrin Marie Dyballa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bisphosphites having an unsymmetric outer biphenol unit
- Patent number 10,214,550
- Issue date Feb 26, 2019
- Evonik Degussa GmbH
- Katrin Marie Dyballa
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
ALKYL PICOLYL LIGANDS AND USE THEREOF IN ALKOXYCARBONYLATION
- Publication number 20250236605
- Publication date Jul 24, 2025
- Evonik Oxeno GmbH & Co. KG
- Stefan Müller
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS FOR REACTING OLEFINS WITH PRIOR SEPARATION OF THE FEED STREAM
- Publication number 20250197334
- Publication date Jun 19, 2025
- Evonik Oxeno GmbH & Co. KG
- Alexander Brächer
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR REACTING C11 TO C20 OLEFINS WITH PRIOR DISTILLATION
- Publication number 20250197333
- Publication date Jun 19, 2025
- Evonik Oxeno GmbH & Co. KG
- Alexander Brächer
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE TWO-STAGE REACTION OF OLEFINS WITH INTERMEDIATE DIS...
- Publication number 20250197743
- Publication date Jun 19, 2025
- Evonik Oxeno GmbH & Co. KG
- Alexander Brächer
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
PROCESS FOR REACTING C4 TO C10 OLEFINS WITH PRIOR DISTILLATION
- Publication number 20250197335
- Publication date Jun 19, 2025
- Evonik Oxeno GmbH & Co. KG
- Alexander Brächer
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR HYDROFORMYLATION OF DIISOBUTENE AND A C4 TO C7 OLEFIN
- Publication number 20250026704
- Publication date Jan 23, 2025
- Evonik Oxeno GmbH & Co. KG
- Peter KUCMIERCZYK
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS FOR ALKOXYCARBONYLATION OF DIISOBUTENE AND A C4 TO C7 OLEFIN
- Publication number 20250026709
- Publication date Jan 23, 2025
- Evonik Oxeno GmbH & Co. KG
- Peter KUCMIERCZYK
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Process for the alkoxycarbonylation of diisobutene and a C4 to C7 o...
- Publication number 20250026706
- Publication date Jan 23, 2025
- Evonik Oxeno GmbH & Co. KG
- Peter KUCMIERCZYK
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PRODUCING ALCOHOLS BY ALKOXYCARBONYLATION OF DIISOBUTEN...
- Publication number 20250026699
- Publication date Jan 23, 2025
- Evonik Oxeno GmbH & Co. KG
- Peter KUCMIERCZYK
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparing diphosphites
- Publication number 20250011354
- Publication date Jan 9, 2025
- Evonik Oxeno GmbH & Co. KG
- Anna Chiara Sale
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PRODUCING AN ALCOHOL BY ALKOXYCARBONYLATION OF DIISOBUT...
- Publication number 20240417353
- Publication date Dec 19, 2024
- Evonik Oxeno GmbH & Co. KG
- Peter Kucmierczyk
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR ISOMERIZATION OF 2,4,4-TRIMETHYLPENT-2-ENE TO 2,4,4-TRI...
- Publication number 20240417345
- Publication date Dec 19, 2024
- Evonik Oxeno GmbH & Co. KG
- Peter Kucmierczyk
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS FOR THE HYDROFORMYLATION OF DIISOBUTENE WITH PRECEDING DIST...
- Publication number 20240417355
- Publication date Dec 19, 2024
- Evonik Oxeno GmbH & Co. KG
- Peter Kucmierczyk
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS FOR PROVIDING A STREAM COMPRISING A HIGH PROPORTION OF 2,4,...
- Publication number 20240417346
- Publication date Dec 19, 2024
- Evonik Oxeno GmbH & Co. KG
- Peter Kucmierczyk
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PRODUCING A CARBOXYLIC ACID OR SALT THEREOF BY ALKOXYCA...
- Publication number 20240417361
- Publication date Dec 19, 2024
- Evonik Oxeno GmbH & Co. KG
- Peter Kucmierczyk
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE ALKOXYCARBONYLATION OF DIISOBUTENE WITH PRIOR DISTI...
- Publication number 20240417366
- Publication date Dec 19, 2024
- Evonik Oxeno GmbH & Co. KG
- Peter Kucmierczyk
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Mixture of two constitutionally isomeric bisphosphites
- Publication number 20240239731
- Publication date Jul 18, 2024
- Evonik Oxeno GmbH & Co. KG
- Anna Chiara Sale
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Diphosphites with a dicyclohexylphosphino radical
- Publication number 20240217998
- Publication date Jul 4, 2024
- Evonik Oxeno GmbH & Co. KG
- Anna Chiara Sale
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Diphosphites with substituents in the trans position
- Publication number 20240218000
- Publication date Jul 4, 2024
- Evonik Oxeno GmbH & Co. KG
- Anna Chiara Sale
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparing a phosphoramidite and further reaction thereo...
- Publication number 20240217994
- Publication date Jul 4, 2024
- Evonik Oxeno GmbH & Co. KG
- Anna Chiara Sale
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparing monophosphites
- Publication number 20240217999
- Publication date Jul 4, 2024
- Evonik Oxeno GmbH & Co. KG
- Anna Chiara Sale
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Diphosphites with substituents in the cis position
- Publication number 20240218001
- Publication date Jul 4, 2024
- Evonik Oxeno GmbH & Co. KG
- Anna Chiara Sale
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARING C5 ALDEHYDES
- Publication number 20230357117
- Publication date Nov 9, 2023
- Evonik Operations GmbH
- Dirk FRIDAG
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
BUTYL-BRIDGED DIPHOSPHINE LIGANDS FOR ALKOXYCARBONYLATION
- Publication number 20230348356
- Publication date Nov 2, 2023
- Evonik Operations GmbH
- Kaiwu DONG
- C07 - ORGANIC CHEMISTRY
Information Patent Application
OPTIMIZED THERMAL SEPARATION BY PRIOR GAS EXCHANGE
- Publication number 20230250040
- Publication date Aug 10, 2023
- Evonik Operations GmbH
- Alexander BRÄCHER
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PRODUCING CARBON MONOXIDE-CONTAINING STREAMS
- Publication number 20230192486
- Publication date Jun 22, 2023
- Evonik Operations GmbH
- Robert Franke
- C01 - INORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARING ALDEHYDES AND COOLING A STREAM OF MATTER
- Publication number 20230159425
- Publication date May 25, 2023
- Evonik Operations GmbH
- Frank Geilen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARING ALDEHYDES AND COOLING A STREAM OF MATTER
- Publication number 20230159423
- Publication date May 25, 2023
- Evonik Operations GmbH
- Ana MARKOVIC
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Automated sampling
- Publication number 20220390332
- Publication date Dec 8, 2022
- Evonik Operations GmbH
- Christian Reuter
- G01 - MEASURING TESTING
Information Patent Application
DIPHOSPHITES HAVING AN OPEN AND A CLOSED 2,4-METHYLATED OUTER UNIT
- Publication number 20220340606
- Publication date Oct 27, 2022
- Evonik Operations GmbH
- Robert FRANKE
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Dirk FRIDAG

Person

Patents Grantslast 30 patents

Process for separating one or more components from a mixture

Process for alkoxycarbonylation of ethylenically unsaturated compou...

Automated sampling

Process for preparing C5 aldehydes

Optimized thermal separation by prior gas exchange

Process for preparing aldehydes and cooling a stream of matter

Process for preparing aldehydes and cooling a stream of matter

Bisphosphite ligands based on benzopinacol with an open outer unit

Diphosphites having an open, 2,4-methylated outer unit

Bisphosphite ligands based on benzopinacol

Diphosphites with an open, 3-methylated outer unit

Mixture of bisphosphites having an open and a closed outer unit and...

Diphosphites having an open and a closed 2,4-methylated outer unit

Process for preparing an alcohol from hydrocarbons

Process for preparing aldehydes and separation of the catalyst syst...

Process for preparing an ester by alkoxycarbonylation

Process for the alkoxycarbonylation of alcohols

Process for preparing carboxylic acids or salts thereof from hydroc...

Method for obtaining alcohols from aldehydes

Method for obtaining alcohols from aldehydes III

Process for the alkoxycarbonylation of olefins in a medium having a...

Process for the alkoxycarbonylation of ethylenically unsaturated co...

Bisphosphites having 2,4-tert-butylphenyl units and use thereof as...

Method for obtaining alcohols from aldehydes II

Process for the alkoxycarbonylation of ethers

Electrochemical process for coupling of phenol to aniline

Monophosphine compounds and palladium catalysts based thereon for t...

Electrochemical coupling of anilines

Economical production of 2-propylheptanol

Bisphosphites having an unsymmetric outer biphenol unit

Patents Applicationslast 30 patents

ALKYL PICOLYL LIGANDS AND USE THEREOF IN ALKOXYCARBONYLATION

PROCESS FOR REACTING OLEFINS WITH PRIOR SEPARATION OF THE FEED STREAM

PROCESS FOR REACTING C11 TO C20 OLEFINS WITH PRIOR DISTILLATION

PROCESS FOR THE TWO-STAGE REACTION OF OLEFINS WITH INTERMEDIATE DIS...

PROCESS FOR REACTING C4 TO C10 OLEFINS WITH PRIOR DISTILLATION

PROCESS FOR HYDROFORMYLATION OF DIISOBUTENE AND A C4 TO C7 OLEFIN

PROCESS FOR ALKOXYCARBONYLATION OF DIISOBUTENE AND A C4 TO C7 OLEFIN

Process for the alkoxycarbonylation of diisobutene and a C4 to C7 o...

PROCESS FOR PRODUCING ALCOHOLS BY ALKOXYCARBONYLATION OF DIISOBUTEN...

Process for preparing diphosphites

PROCESS FOR PRODUCING AN ALCOHOL BY ALKOXYCARBONYLATION OF DIISOBUT...

PROCESS FOR ISOMERIZATION OF 2,4,4-TRIMETHYLPENT-2-ENE TO 2,4,4-TRI...

PROCESS FOR THE HYDROFORMYLATION OF DIISOBUTENE WITH PRECEDING DIST...

PROCESS FOR PROVIDING A STREAM COMPRISING A HIGH PROPORTION OF 2,4,...

PROCESS FOR PRODUCING A CARBOXYLIC ACID OR SALT THEREOF BY ALKOXYCA...

PROCESS FOR THE ALKOXYCARBONYLATION OF DIISOBUTENE WITH PRIOR DISTI...

Mixture of two constitutionally isomeric bisphosphites

Diphosphites with a dicyclohexylphosphino radical

Diphosphites with substituents in the trans position

Process for preparing a phosphoramidite and further reaction thereo...

Process for preparing monophosphites

Diphosphites with substituents in the cis position

PROCESS FOR PREPARING C5 ALDEHYDES

BUTYL-BRIDGED DIPHOSPHINE LIGANDS FOR ALKOXYCARBONYLATION

OPTIMIZED THERMAL SEPARATION BY PRIOR GAS EXCHANGE

PROCESS FOR PRODUCING CARBON MONOXIDE-CONTAINING STREAMS

PROCESS FOR PREPARING ALDEHYDES AND COOLING A STREAM OF MATTER

PROCESS FOR PREPARING ALDEHYDES AND COOLING A STREAM OF MATTER

Automated sampling

DIPHOSPHITES HAVING AN OPEN AND A CLOSED 2,4-METHYLATED OUTER UNIT