COMPOSITION FOR OPTICAL MATERIAL

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United States of America Patent

APP PUB NO 20160122461A1
SERIAL NO

14896173

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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According to the present invention, a composition for an optical material contains a compound (a), a compound (b), and a polyisocyanate compound (c), and can suppress the generation of striae defects. The compound (a) is a compound having a structure represented by formula (1).

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Patent Owner(s)

Patent OwnerAddress
MITSUBISHI GAS CHEMICAL COMPANY INC5-2 MARUNOUCHI 2-CHOME CHIYODA-KU TOKYO 1008324

International Classification(s)

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  • 2014 Application Filing Year
  • C08G Class
  • 2377 Applications Filed
  • 2099 Patents Issued To-Date
  • 88.31 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances201420152016201720182019202020212022202320240255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
HORIKOSHI, Hiroshi Tokyo, JP 104 634
KAMURA, Teruo Tokyo, JP 14 72
NISHIMORI, Yoshihiko Tokyo, JP 9 9

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Patent Citation Ranking

  • 0 Citation Count
  • C08G Class
  • 0 % this patent is cited more than
  • 9 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges329764842697241101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7091 - 100100 +050100150200250300350400450500550600650700750800850

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