Ruiwen WU

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Leverkusen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Continuous dilution of polyisocyanates
- Patent number 11,091,431
- Issue date Aug 17, 2021
- Covestro Deutschland AG
- Stefan Groth
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
TDI based low-viscosity polyisocyanates with isocyanurate groups
- Patent number 10,752,728
- Issue date Aug 25, 2020
- Covestro Deutschland AG
- Christoph Irle
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
TDI based polyisocyanate mixture with a high solids content
- Patent number 10,730,997
- Issue date Aug 4, 2020
- Covestro Deutschland AG
- Christoph Irle
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
POLYISOCYANATE AND PROCESS FOR PREPARING THE SAME
- Publication number 20220282026
- Publication date Sep 8, 2022
- Covestro Intellectual Property GmbH & Co. KG
- Hongchao Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR PREPARING POLYISOCYANATES CONTAINING URETHANE GROUPS
- Publication number 20210284787
- Publication date Sep 16, 2021
- Covestro Intellectual Property GmbH & Co. KG
- Michael Merkel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CONTINUOUS DILUTION OF POLYISOCYANATES
- Publication number 20200115328
- Publication date Apr 16, 2020
- COVESTRO DEUTSCHLAND AG
- Stefan Groth
- C07 - ORGANIC CHEMISTRY
Information Patent Application
TDI BASED LOW-VISCOSITY POLYISOCYANATES WITH ISOCYANURATE GROUPS
- Publication number 20190270842
- Publication date Sep 5, 2019
- COVESTRO DEUTSCHLAND AG
- Christoph IRLE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
TDI BASED POLYISOCYANATE MIXTURE WITH A HIGH SOLIDS CONTENT
- Publication number 20190270843
- Publication date Sep 5, 2019
- COVESTRO DEUTSCHLAND AG
- Christoph IRLE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...