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Pu Chen

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Patents Grantslast 30 patents

  • Information Patent Grant

    Low VOC coalescing agents
    • Patent number 8,586,777
    • Issue date Nov 19, 2013
    • Rhodia Operations
    • Lichang Zhou
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Low VOC coalescing agents
    • Patent number 8,106,239
    • Issue date Jan 31, 2012
    • Rhodia Operations
    • Lichang Zhou
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Efficient coalescing agents
    • Patent number 7,695,557
    • Issue date Apr 13, 2010
    • Rhodia Inc.
    • Lichang Zhou
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    LOW VOC COALESCING AGENTS
    • Publication number 20120095145
    • Publication date Apr 19, 2012
    • RHODIA OPERATIONS
    • Lichang Zhou
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    EFFICIENT COALESCING AGENTS
    • Publication number 20100064934
    • Publication date Mar 18, 2010
    • RHODIA, INC.
    • Lichang Zhou
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    EFFICIENT COALESCING AGENTS
    • Publication number 20090194003
    • Publication date Aug 6, 2009
    • RHODIA, INC.
    • Lichang Zhou
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Low VOC coalescing agents
    • Publication number 20090198002
    • Publication date Aug 6, 2009
    • Rhodia Inc.
    • Lichang Zhou
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...