试管婴儿步骤专利名称:POLYESTER FILM FOR MEMBRANE SWITCH 发明人:UCHIUMI SHIGEO
分户证明怎么写
成全简谱申请号:JP27445884应时而生
申请日:19841228
牛马生活公开号:JPS61154925A
少年游苏轼公开日:
19860714
专利内容由知识产权出版社提供
摘要:PURPOSE:To obtain the polyester film prominent in forming property by a method wherein the refractive index (nalpha)of the film in the direction of thickness thereof and the average refractive index (n') of the same are specified to specific values. CONSTITUTION:The average refractive index (n') is preferable to be 1.600 or more and 1.607 or less. In ca (n') is lower than 1.600, size change due to contraction during using the film is caud and it is not preferable. On the other hand, in ca (n') exceeds 1.607, the forming property of the film is deterio rated and it is not preferable. The preferable value is 1.605 or less. The refrac tive index (nalpha) of the film in the direction of thickness thereof is necessary to be 1.492 or more. In ca (nalpha) is up to 1.492, the surface orientation of the film becomes too high and the forming property of the film is deteriorated, therefore, it is not preferable. Paradoxically speaking, the forming property of film is improved remarkably in the film who (n(-)) is 1.492 or more.
申请人:DIAFOIL CO LTD管辖权异议上诉状
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