PREPREG

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20120177911A1
SERIAL NO

13496062

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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There is provided a prepreg for electronic materials which has superior flame retardancy and heat resistance. The prepreg relevant to the present invention comprises a glass composition filler which has a mean particle diameter of 2.0 μm or less and a CaO content of 5% by mass or more, a glass cloth, and a matrix resin, characterized in that an amount of said glass composition filler to be filled is 10% by volume to 70% by volume relative to the total volume of said glass composition filler and said matrix resin.

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Patent Owner(s)

Patent OwnerAddress
ASAHI KASEI E-MATERIALS CORPORATIONTOKYO

International Classification(s)

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  • 2010 Application Filing Year
  • B32B Class
  • 4989 Applications Filed
  • 2308 Patents Issued To-Date
  • 46.27 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances201020112012201320142015201620172018201920202021202220230255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gondoh, Yoshinori Chiyoda-ku, JP 3 15
Kimura, Yasuyuki Chiyoda-ku, JP 78 741
Tachibana, Shinichiro Chiyoda-ku, JP 5 10

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Patent Citation Ranking

  • 3 Citation Count
  • B32B Class
  • 6.23 % this patent is cited more than
  • 13 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges1781695559199974831188481401 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +0100200300400500600700800900100011001200130014001500160017001800

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