Zhansen Xiong

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Yantai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparing branched polycarbonate with continuous two-pha...
- Patent number 9,683,078
- Issue date Jun 20, 2017
- Wanhua Chemical Group Co., Ltd.
- Lei Zhang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PREPARING BRANCHED POLYCARBONATE WITH CONTINUOUS TWO-PHA...
- Publication number 20160200864
- Publication date Jul 14, 2016
- WANHUA CHEMICAL GROUP CO., LTD.
- Lei Zhang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...