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    LONG RETARDATION FILM, CIRCULARLY POLARIZING PLATE AND ORGANIC EL PANEL
    2.
    发明公开
    LONG RETARDATION FILM, CIRCULARLY POLARIZING PLATE AND ORGANIC EL PANEL 审中-公开
    长滞后膜，圆偏振片和有机EL面板

    公开(公告)号：EP2821821A1

    公开(公告)日：2015-01-07

    申请号：EP13767670.6

    申请日：2013-03-28

    申请人： Nitto Denko Corporation ,  Mitsubishi Chemical Corporation

    发明人： SHIMIZU Takashi ,  UWADA Kazuki ,  KOJIMA Tadashi ,  MURAKAMI Nao ,  TANAKA Tomohiko ,  NAMIKI Shingo

    IPC分类号： G02B5/30 ,  C08G64/16 ,  H01L51/50 ,  H05B33/02

    CPC分类号： G02B5/305 ,  C08G64/1608 ,  G02B1/08 ,  G02B5/3033 ,  G02B5/3083 ,  H01L51/5281 ,  Y10T156/10

    摘要： The present invention provides a long retardation film having sufficient reversed wavelength dispersion characteristics and favorable for film lamination according to a roll-to-roll system. A long retardation film of the present invention includes a polycarbonate resin or a polyester carbonate resin, an orientation angle θ which is an angle between a slow axis and a width direction satisfies the following formula (I), and a ratio of an in-plane retardation R450 measured at a wavelength of 450 nm to an in-plane retardation R550 measured at a wavelength of 550 nm satisfies the following formula (II): 38 ⁢ ° ≤ θ ≤ 52 ⁢ ° R ⁢ 450 / R ⁢ 550 1

    摘要翻译： 本发明提供具有充分的反转波长分散特性并且有利于根据卷到卷系统的膜层压的长相位差膜。 本发明的长相位差膜包含聚碳酸酯树脂或聚酯碳酸酯树脂，慢轴与宽度方向之间的角度即取向角度θ满足下式（I），面内比例 在波长450nm处测量的延迟R450与在550nm波长处测量的面内延迟R550满足下式（II）：38°≤θ≤52°R450 / R550 <1

    POLYCARBONATE RESIN FILM, TRANSPARENT FILM, AND PROCESS FOR PRODUCING SAME
    5.
    发明公开
    POLYCARBONATE RESIN FILM, TRANSPARENT FILM, AND PROCESS FOR PRODUCING SAME 有权
    POLYCARBONATHARZFILM，TRANSPARENTER FILM UND HERSTELLUNGSVERFAHRENDAFÜR

    公开(公告)号：EP2502954A1

    公开(公告)日：2012-09-26

    申请号：EP10831632.4

    申请日：2010-11-18

    申请人： Mitsubishi Chemical Corporation ,  Nitto Denko Corporation

    发明人： TANAKA Tomohiko ,  FUJI Michiaki ,  MURAKAMI Nao ,  SHIMIZU Takashi

    IPC分类号： C08J5/18 ,  C08G64/00

    CPC分类号： B29D11/00788 ,  B29K2069/00 ,  B32B7/12 ,  B32B27/365 ,  B32B2307/42 ,  B32B2457/20 ,  C08J5/18 ,  C08J2369/00 ,  G02B1/04 ,  G02B5/3033 ,  G02B5/3083 ,  G02F1/13363 ,  G02F2202/022 ,  Y10T428/31507 ,  C08L69/00

    摘要： An object of the present invention is to provide a polycarbonate resin film which contains a constitutional unit derived from a specific dihydroxy compound and is excellent in mechanical strength and thickness evenness and a process for producing a transparent film. The polycarbonate resin film of the present invention is formed from a polycarbonate resin which contains at least a constitutional unit derived from a dihydroxy compound having a bonded structure represented by the following structural formula (1) and satisfies the following expression (2) when subjected to a tensile test at a standard stretching temperature for the polycarbonate resin and at a pulling speed (strain rate) of 1,000%/min.

    (No hydrogen atom is bonded to the oxygen atom contained in the structural formula (1).) 0.9 ≤ lower yield stress in tension / upper yield stress in tension ≤ 1

    摘要翻译： 本发明的目的是提供一种聚碳酸酯树脂膜，其含有来自特定二羟基化合物的结构单元，机械强度和厚度均匀性优异，以及透明膜的制造方法。 本发明的聚碳酸酯树脂膜由聚碳酸酯树脂形成，该聚碳酸酯树脂至少含有具有由下述结构式（1）表示的键合结构的二羟基化合物的结构单元，当满足下式（2）时， 在聚碳酸酯树脂的标准拉伸温度下以拉伸速度（应变率）为1000％/分钟进行拉伸试验。 （没有氢原子与结构式（1）中所含的氧原子键合）0.9‰张力下屈服应力/张力上屈服应力‰¤1

    POLYCARBONATE RESIN AND TRANSPARENT FILM COMPRISING SAME
    9.
    发明公开
    POLYCARBONATE RESIN AND TRANSPARENT FILM COMPRISING SAME 有权
    POLYCARBONATHARZ UND TRANSPARENTER FILM DAMIT

    公开(公告)号：EP2502947A1

    公开(公告)日：2012-09-26

    申请号：EP10831557.3

    申请日：2010-11-16

    申请人： Mitsubishi Chemical Corporation ,  Nitto Denko Corporation

    发明人： TANAKA Tomohiko ,  YOKOGI Masashi ,  MURAKAMI Nao ,  IIDA Toshiyuki

    IPC分类号： C08G64/02 ,  C08J5/18 ,  G02B1/04 ,  G02B5/30

    CPC分类号： C08G64/06 ,  C08G64/1608 ,  C08J5/18 ,  C08J2369/00 ,  G02B1/04 ,  G02B5/305 ,  G02B5/3083 ,  Y10T428/31507 ,  C08L69/00

    摘要： An object of the invention is to provide a polycarbonate resin which has excellent film toughness, a low photoelastic coefficient, excellent orientation properties, and high birefringence and a transparent film formed from the resin. The polycarbonate resin of the invention includes a structural unit derived from a dihydroxy compound represented by the following general formula (1), a structural unit derived from a dihydroxy compound represented by the following general formula (2), and a structural unit derived from at least one dihydroxy compounds selected from the group consisting of a dihydroxy compound represented by the following general formula (3), a dihydroxy compound represented by the following general formula (4), a dihydroxy compound represented by the following general formula (5), and a dihydroxy compound represented by the following general formula (6), and in which the structural unit derived from a dihydroxy compound represented by the general formula (1) accounts for 18% by mole or more of the polycarbonate resin.


            HO-R 5 -OH     (3)

            HO-CH 2 -R 6 -CH 2 -OH     (4)

            H-(O-R 7 ) p -OH     (5)

            HO-R 11 -OH     (6)

    摘要翻译： 本发明的目的是提供一种具有优异的膜韧性，低光弹性系数，优异的取向性能和高双折射性的聚碳酸酯树脂和由树脂形成的透明膜。 本发明的聚碳酸酯树脂包括衍生自由以下通式（1）表示的二羟基化合物的结构单元，衍生自由以下通式（2）表示的二羟基化合物的结构单元和衍生自 至少一种选自由以下通式（3）表示的二羟基化合物，由以下通式（4）表示的二羟基化合物，由以下通式（5）表示的二羟基化合物）和由以下通式（5）表示的二羟基化合物， 由通式（6）表示的二羟基化合物，其中由通式（1）表示的二羟基化合物衍生的结构单元占聚碳酸酯树脂的18摩尔％以上。 €ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒHO-R 5 -OH€ƒ€ƒ€ƒ€ƒ（3）€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒHO -CH 2 -R 6 -CH 2 -OH€ƒ€ƒ€ƒ€ƒ（4）€ƒ€ƒ€ƒ€ƒ€ƒ€ƒH-（OR 7）p -OH€ ƒ€ƒ€ƒ€ƒ（5）€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒHO-R 11 -OH€ƒ€ƒ€ƒ€ƒ（6）