POLYESTER CARBONATE COPOLYMER FOR OPTICAL LENS AND OPTICAL LENS
    2.
    发明申请
    POLYESTER CARBONATE COPOLYMER FOR OPTICAL LENS AND OPTICAL LENS 有权
    用于光学透镜和光学透镜的聚酯碳酸酯共聚物

    公开(公告)号:US20120123083A1

    公开(公告)日:2012-05-17

    申请号:US13386472

    申请日:2010-07-16

    IPC分类号: G02B3/00 C08G64/38 C08G64/16

    摘要: This invention is to provide a polyester carbonate copolymer suitable for an optical lens that has high refractivity and transparency and low birefringence and little optical strain, and optical lenses formed therefrom.This invention is a polyester carbonate copolymer for an optical lens, which comprises 67 to 95 mol % of a unit of the following formula (I) and 33 to 5 mol % of a unit of the following formula (II) and has a specific viscosity of 0.12 to 0.30, wherein Y in the formula (II) is a phenylene group or a naphthalenediyl group.

    摘要翻译: 本发明提供一种适用于光学透镜的聚酯碳酸酯共聚物,该聚酯碳酸酯共聚物具有高折射率和透明度,低折射率和很小的光学应变,以及由此形成的光学透镜。 本发明是一种用于光学透镜的聚酯碳酸酯共聚物,其包含67至95摩尔%的下式(I)的单元和33至5摩尔%的下式(II)的单元,并且具有比粘度 为0.12〜0.30,式(II)中的Y为亚苯基或萘二基。

    Polyester carbonate copolymer for optical lens and optical lens
    3.
    发明授权
    Polyester carbonate copolymer for optical lens and optical lens 有权
    聚酯碳酸酯共聚物用于光学透镜和光学透镜

    公开(公告)号:US08378055B2

    公开(公告)日:2013-02-19

    申请号:US13386472

    申请日:2010-07-16

    IPC分类号: C08G64/00 C08G63/02

    摘要: This invention is to provide a polyester carbonate copolymer suitable for an optical lens that has high refractivity and transparency and low birefringence and little optical strain, and optical lenses formed therefrom.This invention is a polyester carbonate copolymer for an optical lens, which comprises 67 to 95 mol % of a unit of the following formula (I) and 33 to 5 mol % of a unit of the following formula (II) and has a specific viscosity of 0.12 to 0.30, wherein Y in the formula (II) is a phenylene group or a naphthalenediyl group.

    摘要翻译: 本发明提供一种适用于光学透镜的聚酯碳酸酯共聚物,该聚酯碳酸酯共聚物具有高折射率和透明度,低折射率和很小的光学应变,以及由此形成的光学透镜。 本发明是一种用于光学透镜的聚酯碳酸酯共聚物,其包含67至95摩尔%的下式(I)的单元和33至5摩尔%的下式(II)的单元,并且具有比粘度 为0.12〜0.30,式(II)中的Y为亚苯基或萘二基。