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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-...

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-...

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