AROMATIC POLYCARBONATE RESIN COMPOSITION FOR LIGHT GUIDE PLATES, AND LIGHT GUIDE PLATE

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United States of America Patent

SERIAL NO

13743573

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Abstract

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There is provided an aromatic polycarbonate resin composition exhibiting excellent mechanical strength, transfer property, light transmittance, thermal stability and moldability which is capable of being molded into thin-wall products and large-size products, as well as a light guide plate produced from the resin composition. The present invention relates to an aromatic polycarbonate resin composition for light guide plates, comprising an aromatic polycarbonate resin having a viscosity-average molecular weight of 13,000 to 15,000, and a ratio of a weight-average molecular weight to a number-average molecular weight (Mw/Mn) of 1.5 to 2.7 in terms of polystyrene as measured by gel permeation chromatography; and a stabilizer and a releasing agent blended in the aromatic polycarbonate resin, as well as a light guide plate produced from the resin composition.

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Patent Owner(s)

Patent OwnerAddress
MITSUBISHI ENGINEERING-PLASTICS CORPORATION9-2 HIGASHI-SHINBASHI 1-CHOME MINATO-KU TOKYO 105-0021

International Classification(s)

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  • 2013 Application Filing Year
  • B29D Class
  • 1033 Applications Filed
  • 838 Patents Issued To-Date
  • 81.13 % Issued To-Date

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
ABE, Hisato Kamisu-shi, Ibaraki, JP 6 72
ANDO, Kazuhiro Kamisu-shi, Ibaraki-ken, JP 66 884
ISHII, Kazuhiko Hiratsuka-shi, Kanagawa-ken, JP 62 743
KUROKAWA, Haruhiko Hiratsuka-shi, Kanagawa-ken, JP 14 54
TAHARA, Hisashi Hiratsuka-shi, Kanagawa-ken, JP 12 226
TAKAHASHI, Kazuyuki Katakyushu-shi, Fukuoka-ken, JP 191 1751
UCHIMURA, Ryuuji Katakyushu-shi, Fukuoka-ken, JP 14 69

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  • 7 Citation Count
  • B29D Class
  • 13.59 % this patent is cited more than
  • 11 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges39186281468211201 - 1011 - 2021 - 3031 - 4041 - 5051 - 6071 - 8091 - 100100 +0102030405060708090100110120130140150160170180190200

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