Yanling YANG

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Guangzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparation of 1,4-sorbitan
- Patent number 11,174,236
- Issue date Nov 16, 2021
- Lonza Guangzhou Pharmaceutical Ltd.
- Jieping Wei
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Method for Preparation of 1,4-Sorbitan in Aqueous Medium
- Publication number 20220064135
- Publication date Mar 3, 2022
- LONZA GUANGZHOU PHARMACEUTICAL LTD.
- Jieping Wei
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for Making Polyoxyethylene 1,4 Sorbitan Fatty Acid Ester
- Publication number 20210324139
- Publication date Oct 21, 2021
- Lonza Guangzhou Nansha Ltd.
- Dieter Scherer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for Preparation of 1,4-Sorbitan
- Publication number 20210261514
- Publication date Aug 26, 2021
- Lonza Guangzhou Nansha Ltd.
- Jieping WEI
- C07 - ORGANIC CHEMISTRY