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Weiyi LI

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  • Guandong, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hot melt adhesive composition
    • Patent number 11,661,534
    • Issue date May 30, 2023
    • Henkel AG & Co., KGaA
    • Weiyi Li
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

  • Information Patent Application

    Olefin Block Copolymer-based Hot Melt Adhesive Composition
    • Publication number 20220073790
    • Publication date Mar 10, 2022
    • Henkel AG & Co., KGaA
    • MinRui Chen
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    HOT MELT ADHESIVE COMPOSITION HAVING LOWER MELT VISCOSITY
    • Publication number 20210139752
    • Publication date May 13, 2021
    • Henkel AG & Co. KGaA
    • Weiyi LI
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    HOT MELT ADHESIVE COMPOSITION
    • Publication number 20200317970
    • Publication date Oct 8, 2020
    • Henkel AG & Co. KGaA
    • Weiyi LI
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...