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Sun Donghai

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  • Guangzhou, CN
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    GLASS FIBER-REINFORCED FLAME RETARDANT PBT COMPOSITION AND PREPARAT...
    • Publication number 20180273745
    • Publication date Sep 27, 2018
    • KINGFA SCI & TECH CO., LTD.
    • Rui Chen
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Polycarbonate Composition and Preparation Method Thereof
    • Publication number 20160362548
    • Publication date Dec 15, 2016
    • Kingfa Scientific & Technological Co., LTD.
    • Guo Tanghua
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Polyamide Composition
    • Publication number 20160280883
    • Publication date Sep 29, 2016
    • Kingfa Scientific & Technological Co., LTD.
    • Yang Yan
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...