Functional sheet including polyester resin, and lens using functional sheet

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United States of America Patent

PATENT NO 10816699
APP PUB NO 20170329054A1
SERIAL NO

15528899

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Abstract

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The present invention provides a functional sheet including a functional layer provided between protective layers. The functional layer is a polarizing film layer, a photochromic layer, or a combination of the polarizing film layer and the photochromic layer. At least one of the protective layers includes a layer formed of a resin (C) containing a polyester resin (A) obtained as a result of polycondensation of 1,4-cyclohexanedimethanol and 1,4-cyclohexanedicarboxylic acid and an aromatic polycarbonate resin (B), the polyester resin (A) being contained at a content of 10 to 100 parts by mass and the aromatic polycarbonate resin (B) being contained at a content of 0 to 90 parts by mass with respect to 100 parts by mass as a total of the polyester resin (A) and the aromatic polycarbonate resin (B). A lens is provided with such a functional sheet.

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Patent Owner(s)

Patent OwnerAddress
MITSUBISHI GAS CHEMICAL COMPANY INCTOKYO
MGC FILSHEET CO LTD4-2242 MIKAJIMA TOKOROZAWA-CITY SAITAMA 359-1164

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gotou, Takuya Tokyo, JP 13 60
Mitsuhata, Kazuhisa Saitama, JP 4 28
Nakamura, Kyousuke Saitama, JP 14 35
Tsuruya, Hirotaka Kanagawa, JP 16 53

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