TREA

Hua Lu

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  • Shanghai, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Polyol system for preparing polyurethane
    • Patent number 11,186,670
    • Issue date Nov 30, 2021
    • Covestro Intellectual Property GmbH & Co. KG
    • Erika Zhu
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    RIGID POLYURETHANE FOAM WITH LOW ODOR
    • Publication number 20210269576
    • Publication date Sep 2, 2021
    • Covestro Intellectual Property GmbH & Co. KG
    • Ling Shi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    A POLYOL SYSTEM FOR PREPARING POLYURETHANE
    • Publication number 20200062886
    • Publication date Feb 27, 2020
    • COVESTRO DEUTSCHLAND AG
    • Erika Zhu
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...