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    • 7. 发明申请
    • Retardation film and polyester resin for optical use
    • 用于光学用途的延迟膜和聚酯树脂
    • US20090207490A1
    • 2009-08-20
    • US11920777
    • 2006-05-23
    • Hideki MoriyamaShigetoshi MaekawaJun SakamotoAkimitsu TsukudaMasahiro KimuraRisa Taniguchi
    • Hideki MoriyamaShigetoshi MaekawaJun SakamotoAkimitsu TsukudaMasahiro KimuraRisa Taniguchi
    • G02B1/08G02B5/30C08K5/5317
    • C08J5/18C08G63/199C08G63/553C08G63/672C08J2367/00G02B5/3025
    • The present invention relates to a retardation film using polyester having a photoelastic coefficient of −40×10−12 Pa−1 to 40×10−12 Pa−1. The present invention also relates to a polyester resin for optical use which contains a phosphorus compound, and an alicyclic component and a fluorene derivative component as constituents, and satisfies the following equations (6) and (7): 100° C.≦glass transition temperature≦150° C.  (6) and 1.0≦(Ma/2+Mb+Mc)/P≦5.0  (7), wherein Ma is the number of moles of an alkali metal element contained in 1 ton of the polyester resin, Mb is the number of moles of an alkaline earth metal element contained in 1 ton of the polyester resin, Mc is the sum of the number of moles of a zinc element (Zn), a cobalt element (Co) and a manganese element (Mn) contained in 1 ton of the polyester resin, and P is the number of moles of a phosphorus element contained in 1 ton of the polyester resin.
    • 本发明涉及使用光弹性系数为-40×10-12Pa-1〜40×10-12Pa-1的聚酯的延迟膜。 本发明还涉及含有磷化合物,脂环族成分和芴衍生物成分作为成分的光学用聚酯树脂,并且满足下列等式(6)和(7):<?在线式 描述=“在线公式”end =“lead”?> 100°C <=玻璃化转变温度<= 150°C(6)<?in-line-formula description =“In-line Formulas”end = “tail”?> <?in-line-formula description =“In-line Formulas”end =“lead”?>和<?in-line-formula description =“In-line Formulas”end =“tail”?> <?in-line-formula description =“In-line Formulas”end =“lead”?> 1.0 <=(Ma / 2 + Mb + Mc)/ P <= 5.0(7) description =“In-line Formulas”end =“tail”?>其中Ma是1吨聚酯树脂中含有的碱金属元素的摩尔数,Mb是包含在碱性金属元素中的碱金属元素的摩尔数 1吨聚酯树脂,Mc是锌元素(Zn),钴元素(Co)和人的摩尔数之和 1吨聚酯树脂中含有的甘油元素(Mn),P是1吨聚酯树脂中含有的磷元素的摩尔数。
    • 10. 发明授权
    • Optical fiber cable fixing structure and cable holder used for fixing
the cable
    • 用于固定电缆的光纤电缆固定结构和电缆夹
    • US5530785A
    • 1996-06-25
    • US322488
    • 1994-10-14
    • Jun SakamotoTakayuki Watanabe
    • Jun SakamotoTakayuki Watanabe
    • G02B6/00G02B6/36G02B6/44G02B6/46
    • G02B6/4471
    • An optical fiber cable fixing structure capable of properly meeting any optical fiber cable having a wide range of diameters without deteriorating optical transmission characteristics when the optical fiber cable is fixed to a fixed-member. The optical fiber cable fixing structure includes an arcuate inner peripheral surface which is to be contacted with a side surface of the optical fiber cable, a first cable holding member secured to the fixed-member, an arcuate inner peripheral surface which is to be contacted with a side surface of the optical fiber cable, a second cable holding member slidably mounted on the fixed-member for sliding toward and away from the first cable holding member, and a stopper for removably securing the second cable holding member at any desired position. A plurality of protuberances each having a sharp tip are provided on the inner peripheral surfaces of the first and second cable holding members, respectively.
    • 一种光纤电缆固定结构,其能够在将光纤电缆固定在固定部件上时,适当地满足宽范围的任意光纤电缆而不会劣化光传输特性。 光缆固定结构包括与光纤电缆的侧面接触的弧形内周面,固定在固定部件上的第一电缆保持部件,将与 光纤电缆的侧表面,可滑动地安装在固定构件上用于朝向和远离第一电缆保持构件滑动的第二电缆保持构件和用于将第二电缆保持构件可移除地固定在任何期望位置的止动件。 在第一和第二电缆保持构件的内周面分别设置有具有尖端的多个突起。