Junchao Zheng

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Coating composition
- Patent number 12,187,913
- Issue date Jan 7, 2025
- Covestro Deutschland AG
- Junchao Zheng
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Coating composition
- Patent number 12,180,387
- Issue date Dec 31, 2024
- Covestro Deutschland AG
- Dorota Greszta-Franz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Polyether-modified polyisocyanate composition
- Patent number 11,795,262
- Issue date Oct 24, 2023
- Covestro Deutschland AG
- Hans-Josef Laas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
POLYETHER-MODIFIED POLYISOCYANATE COMPOSITION
- Publication number 20230192937
- Publication date Jun 22, 2023
- COVESTRO DEUTSCHLAND AG
- Hans-Josef Laas
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
TWO-COMPONENT COATING COMPOSITION
- Publication number 20230174818
- Publication date Jun 8, 2023
- COVESTRO DEUTSCHLAND AG
- Ling Yang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
A COATING COMPOSITION
- Publication number 20210355347
- Publication date Nov 18, 2021
- Covestro Intellectual Property GmbH & Co. KG
- Junchao Zheng
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
A COATING COMPOSITION
- Publication number 20210277277
- Publication date Sep 9, 2021
- Covestro Intellectual Property GmbH & Co. KG
- Dorota Greszta-Franz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...