Norbert Nilewski

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Essen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing polydimethylsiloxanes on sulphonic acid catio...
- Patent number 8,969,502
- Issue date Mar 3, 2015
- Evonik Degussa GmbH
- Wilfried Knott
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing polydimethylsiloxanes on sulphonic acid catio...
- Patent number 8,609,798
- Issue date Dec 17, 2013
- Evonik Goldschmidt GmbH
- Wilfried Knott
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PREPARING POLYDIMETHYLSILOXANES ON SULPHONIC ACID CATIO...
- Publication number 20140094532
- Publication date Apr 3, 2014
- Evonik Goldschmidt GmbH
- Wilfried Knott
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARING POLYDIMETHYLSILOXANES ON SULPHONIC ACID CATIO...
- Publication number 20100292357
- Publication date Nov 18, 2010
- Evonik Goldschmidt GmbH
- Wilfried Knott
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...