Changchun Hipolyking Co., LTD

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ChangChun, CN

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Patents Grantslast 30 patents

Information Patent Grant
Preparation method of polyimide
- Patent number 10,414,868
- Issue date Sep 17, 2019
- CHANGCHUN HIPOLYKING CO., LTD.
- Xin Zhang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

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Patents Applicationslast 30 patents

Information Patent Application
PREPARATION METHOD OF POLYIMIDE
- Publication number 20150126704
- Publication date May 7, 2015
- Changchun Hipolyking Co., LTD
- Xin Zhang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYTHIOETHERIMIDES AND METHOD FOR PRODUCING THEREOF
- Publication number 20110065891
- Publication date Mar 17, 2011
- CHANGCHUN HIPOLYKING CO.,LTD.
- Xingzhong Fang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...