-
31.
公开(公告)号:US20150232625A1
公开(公告)日:2015-08-20
申请号:US14434652
申请日:2013-10-04
申请人: ZEON CORPORATION
发明人: Kei Sakamoto
IPC分类号: C08J5/18
CPC分类号: G02B1/08 , B29C55/005 , B29C55/02 , C08G63/065 , C08G63/6852 , C08G64/12 , C08J5/18 , C08L67/04 , C08L69/00 , G02B1/045 , G02B5/30 , G02B5/3083 , G02F1/13363 , Y10T428/31507 , Y10T428/31786
摘要: The present invention relates to: a copolymer comprising repeating units (I) and (II) in its molecule, wherein the content of the repeating units (I) and (II) are 5 to 90 mol % and 95 to 10 mol %, respectively, and a 0.5 g/dl methylene chloride solution of the copolymer having a reduced viscosity (ηsp/c) at 20° C. of 0.3 to 2.0 dl/g; an optically anisotropic article comprising one type or two or more types of the copolymer, or a mixture that includes one type or two or more types of the copolymer, and an additional polymer; and an oriented polymer film obtained by stretching the film-like optically anisotropic article.
摘要翻译: 本发明涉及:分子中含有重复单元(I)和(II)的共聚物,其中重复单元(I)和(II)的含量分别为5至90mol%和95至10mol% ,和在20℃下具有降低粘度(eegr。sp / c)的共聚物的0.5g / dl二氯甲烷溶液为0.3至2.0dl / g; 包括一种或两种或更多种类型的共聚物的光学各向异性制品,或包含一种或两种或更多种类型的共聚物的混合物和另外的聚合物; 以及通过拉伸膜状光学各向异性制品得到的取向聚合物膜。