Erika Zhu

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Polyol system for preparing polyurethane
- Patent number 11,186,670
- Issue date Nov 30, 2021
- Covestro Intellectual Property GmbH & Co. KG
- Erika Zhu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
POLYURETHANE LAMINATED MOLDING ARTICLES AND PREPARATION METHOD THEREOF
- Publication number 20200324529
- Publication date Oct 15, 2020
- COVESTRO DEUTSCHLAND AG
- Erika Zhu
- B32 - LAYERED PRODUCTS
Information Patent Application
LOW ODOR POLYETHER POLYOL AND PREPARATION THEREOF
- Publication number 20200087452
- Publication date Mar 19, 2020
- COVESTRO DEUTSCHLAND AG
- Chenxi ZHANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
A POLYOL SYSTEM FOR PREPARING POLYURETHANE
- Publication number 20200062886
- Publication date Feb 27, 2020
- COVESTRO DEUTSCHLAND AG
- Erika Zhu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...