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Qiubai PENG

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Patents Grantslast 30 patents

  • Information Patent Grant

    Curing composition
    • Patent number 12,221,511
    • Issue date Feb 11, 2025
    • Evonik Operations GmbH
    • Liyin Zhou
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Ester resins
    • Patent number 10,208,157
    • Issue date Feb 19, 2019
    • Blue Cube IP LLC
    • Yanli Feng
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    AMINE COMPOSITION, EPOXY SYSTEM PREPARED FROM THE AMINE COMPOSITION...
    • Publication number 20250043066
    • Publication date Feb 6, 2025
    • Evonik Operations GmbH
    • Qiubai PENG
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    COMPOSITION CONTAINING PHENALKAMINE AND METHOD FOR PREPARING SAME
    • Publication number 20240141167
    • Publication date May 2, 2024
    • Evonik Operations GmbH
    • Qiubai PENG
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    EPOXY-AMINE ADDUCT
    • Publication number 20230257511
    • Publication date Aug 17, 2023
    • Evonik Operations GmbH
    • Qiubai PENG
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    CURING COMPOSITION
    • Publication number 20220251286
    • Publication date Aug 11, 2022
    • Evonik Specialty Chemicals (Nanjing) Co., Ltd.
    • Liyin Zhou
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ESTER RESINS
    • Publication number 20170253690
    • Publication date Sep 7, 2017
    • Yanli FENG
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...