Process for adding a coupling agent to raw stock

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United States of America Patent

PATENT NO 9254584
APP PUB NO 20110294909A1
SERIAL NO

13147052

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Abstract

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The invention relates to a process for manufacturing composite material which contains fiber based and polymer based material, wherein the manufacture includes a preliminary treatment process to form a raw stock mixture. According to the invention, the preliminary treatment process includes a hot-cold mixing device which comprises at least a heating stage, and that raw stock, which contains lignin-free material, and a coupling agent are fed to the mixing device to form the raw stock mixture, and adhesion between fiber based and polymer based substances of the raw stock is ameliorated by the coupling agent.

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Patent Owner(s)

  • UPM-KYMMENE CORPORATION

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  • 2010 Application Filing Year
  • C08J Class
  • 813 Applications Filed
  • 552 Patents Issued To-Date
  • 67.90 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances201020112012201320142015201620172018201920202021202220230255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Laaksonen, Risto Lahti, FI 3 1
Lehtinen, Liisa Lahti, FI 8 14
Peltola, Piia Hämeenlinna, FI 6 11

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  • 0 Citation Count
  • C08J Class
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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges1974556711412201 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 700255075100125150175200225250275300325350375400425450475500

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