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Chen Changping

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  • Nanjing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Thermoplastic starch and starch-based biodegradable film
    • Patent number 11,732,058
    • Issue date Aug 22, 2023
    • Nanjing Wurui Biodegradable New Material Research Institute Co., LTD.
    • Changping Chen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Multilayer film
    • Patent number 9,539,793
    • Issue date Jan 10, 2017
    • TRISTANO PTY LTD.
    • Changping Chen
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Compositions comprising thermoplastic starch
    • Patent number 8,916,629
    • Issue date Dec 23, 2014
    • Tristano Pty Ltd.
    • Changping Chen
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Masterbatch and polymer composition
    • Patent number 8,232,348
    • Issue date Jul 31, 2012
    • Biograde (Hong Kong) Pty Ltd
    • Chen Changping
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Masterbatch and polymer composition
    • Patent number 8,067,485
    • Issue date Nov 29, 2011
    • Biograde (Hong Kong) Pty Ltd
    • Chen Changping
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    THERMOPLASTIC STARCH AND STARCH-BASED BIODEGRADABLE FILM
    • Publication number 20220002445
    • Publication date Jan 6, 2022
    • Nanjing Wurui Biodegradable New Material Research Institute Co., LTD.
    • Changping Chen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    MULTILAYER FILM
    • Publication number 20120315416
    • Publication date Dec 13, 2012
    • TRISTANO PTY LTD
    • Changping Chen
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    POLYMER/THERMOPLASTIC STARCH COMPOSITIONS
    • Publication number 20120208928
    • Publication date Aug 16, 2012
    • CO2Starch Pty Ltd.
    • Changping Chen
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Biodegradable Polymer Composition
    • Publication number 20120077905
    • Publication date Mar 29, 2012
    • Changping Chen
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    COMPOSITIONS COMPRISING THERMOPLASTIC STARCH
    • Publication number 20120022188
    • Publication date Jan 26, 2012
    • Tristano Pty Ltd.
    • Chen Changping
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    MASTERBATCH AND POLYMER COMPOSITION
    • Publication number 20110086950
    • Publication date Apr 14, 2011
    • Biograde (Hong Kong) Pty Ltd
    • Chen CHANGPING
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    MASTERBATCH AND POLYMER COMPOSITION
    • Publication number 20090312456
    • Publication date Dec 17, 2009
    • Biograde (Hong Kong) Pty Ltd
    • Chen Changping
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...