Liyi Chen

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing polycondensation product
- Patent number 9,018,337
- Issue date Apr 28, 2015
- Construction Research & Technology GmbH
- Liyi Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PRODUCING POLYCONDENSATION PRODUCT
- Publication number 20130331539
- Publication date Dec 12, 2013
- Construction Research & Technology GmbH
- Liyi Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...