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Jörg-Joachim Nitz
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Essen, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Process for preparing diisocyanates based on lysine
Patent number
11,739,055
Issue date
Aug 29, 2023
Evonik Operations GmbH
Emmanouil Spyrou
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-(3-(aminomethyl)-3,5,5-trimethylcyclohexyl)propane-1,3-diamine, a...
Patent number
10,252,980
Issue date
Apr 9, 2019
Evonik Degussa GmbH
Alexander Martin Rüfer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Epoxy resin composition comprising 2-(3-(aminomethyl)-3,5,5-trimeth...
Patent number
10,221,277
Issue date
Mar 5, 2019
Evonik Degussa GmbH
Eike Langkabel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Epoxy resin composition comprising 2-(2,2,6,6-tetramethylpiperidin-...
Patent number
10,214,612
Issue date
Feb 26, 2019
Evonik Degussa GmbH
Eike Langkabel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Hardener composition including 2-(2,2,6,6-tetramethylpiperidin-4-yl...
Patent number
10,173,979
Issue date
Jan 8, 2019
Evonik Degussa GmbH
Alexander Martin Rüfer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-(3-(aminomethyl)-3,5,5-trimethylcyclohexyl)propane-1,3-diamine, a...
Patent number
10,160,717
Issue date
Dec 25, 2018
Evonik Degussa GmbH
Alexander Martin Rüfer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalytic oxidation of 3,5,5-trimethylcyclohexa-3-ene-1-one (β-isop...
Patent number
10,093,605
Issue date
Oct 9, 2018
Evonik Degussa GmbH
Stephanie Bajus
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing 2-(2,2,6,6-tetramethylpiperidin-4-yl)propane-...
Patent number
9,868,702
Issue date
Jan 16, 2018
Evonik Degussa GmbH
Alexander Martin Rüfer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-(3,3,5-trimethylcyclohexyl)propane-1,3-diamine, a process for its...
Patent number
9,862,673
Issue date
Jan 9, 2018
Evonik Degussa GmbH
Alexander Martin Rüfer
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
EXTRACTION OF AMMONIA AND SULFURIC ACID FROM AMMONIUM-SULFATE-RICH...
Publication number
20240335793
Publication date
Oct 10, 2024
Evonik Operations GmbH
Felix STOCKMEIER
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PREPARING DIISOCYANATES BASED ON LYSINE
Publication number
20210403417
Publication date
Dec 30, 2021
Evonik Operations GmbH
Emmanouil Spyrou
C07 - ORGANIC CHEMISTRY
Information
Patent Application
2-(3-(AMINOMETHYL)-3,5,5-TRIMETHYLCYCLOHEXYL)PROPANE-1,3-DIAMINE, A...
Publication number
20190106377
Publication date
Apr 11, 2019
EVONIK DEGUSSA GmbH
Alexander Martin RÜFER
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CATALYTIC OXIDATION OF 3,5,5-TRIMETHYLCYCLOHEXA-3-ENE-1-ONE (ß-ISOP...
Publication number
20180155264
Publication date
Jun 7, 2018
EVONIK DEGUSSA GmbH
Stephanie Bajus
C07 - ORGANIC CHEMISTRY
Information
Patent Application
HARDENER COMPOSITION INCLUDING 2-(2,2,6,6-TETRAMETHYLPIPERIDIN-4-YL...
Publication number
20180093952
Publication date
Apr 5, 2018
EVONIK DEGUSSA GmbH
Alexander Martin Rüfer
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PRODUCING 2-(2,2,6,6-TETRAMETHYLPIPERIDIN-4-YL)PROPANE-...
Publication number
20170355674
Publication date
Dec 14, 2017
EVONIK DEGUSSA GmbH
Alexander Martin Rüfer
C07 - ORGANIC CHEMISTRY
Information
Patent Application
EPOXY RESIN COMPOSITION COMPRISING 2-(2,2,6,6-TETRAMETHYLPIPERIDIN-...
Publication number
20170355808
Publication date
Dec 14, 2017
EVONIK DEGUSSA GmbH
Eike Langkabel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
EPOXY RESIN COMPOSITION COMPRISING 2-(3,3,5-TRIMETHYLCYCLOHEXYL)PRO...
Publication number
20170355810
Publication date
Dec 14, 2017
EVONIK DEGUSSA GmbH
Eike Langkabel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
2-(3,3,5-TRIMETHYLCYCLOHEXYL)PROPANE-1,3-DIAMINE, A PROCESS FOR ITS...
Publication number
20170355661
Publication date
Dec 14, 2017
EVONIK DEGUSSA GmbH
Alexander Martin Rüfer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
EPOXY RESIN COMPOSITION COMPRISING 2-(3-(AMINOMETHYL)-3,5,5-TRIMETH...
Publication number
20170355809
Publication date
Dec 14, 2017
EVONIK DEGUSSA GmbH
Eike Langkabel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
2-(3-(AMINOMETHYL)-3,5,5-TRIMETHYLCYCLOHEXYL)PROPANE-1,3-DIAMINE, A...
Publication number
20170355662
Publication date
Dec 14, 2017
EVONIK DEGUSSA GmbH
Alexander Martin Rüfer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL