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    • 5. 发明申请
    • SPINNERET FOR MANUFACTURING SEA ISLAND FIBER
    • 制造海岛纤维的纺丝机
    • WO2011122792A3
    • 2012-03-08
    • PCT/KR2011002057
    • 2011-03-25
    • WOONGJIN CHEMICAL CO LTDCHI SEONG DAEKIM KYU CHANGJO DEOG JAEKIM JIN SOOKIM DO HYUNYANG IN YOUNGLEE HYOUN SOO
    • CHI SEONG DAEKIM KYU CHANGJO DEOG JAEKIM JIN SOOKIM DO HYUNYANG IN YOUNGLEE HYOUN SOO
    • D01D5/34D01D5/30
    • D01D5/36D01D4/06
    • Disclosed is a spinneret for manufacturing sea island fiber, which comprises: an upper distribution spinneret plate having island component supply passages within an island component supply part divided into a plurality of groups; and a lower spinneret plate having a discharge hole for combining and spinning a portion or the entirety of a polymer that passes through the plurality of island component supply parts. The thus-manufactured sea island fiber is not prone to the occurrence of tangling of island components at the central portion of a sea component, even when the number of island components is 500 or higher. Accordingly, 500 or more island components can be arranged on a single sea component, which allows the thickness of the island components to be reduced, thereby being highly advantageous for manufacturing ultra-microfibers. Also, as 500 or more ultra-fine fibers can be manufactured from a single sea island fiber, manufacturing costs can be significantly reduced.
    • 公开了一种用于制造海岛纤维的喷丝头,其包括:上部分配喷丝板,其具有分成多组的岛部件供给部内的岛部件供给通路; 以及下喷丝板,其具有用于组合并纺丝通过所述多个岛部件供给部的聚合物的一部分或全部的排出孔。 这样制造的海岛纤维即使岛成分的数量为500以上,也不容易发生在海成分的中央部的岛成分的缠结。 因此,500个以上的岛部件可以布置在单个海部件上,这允许岛部件的厚度减小,从而非常有利于制造超微纤维。 此外,由于可以由单一海岛纤维制造500个以上的超细纤维,因此可以显着降低制造成本。
    • 8. 发明申请
    • BRIGHTNESS ENHANCEMENT FILM
    • 亮度增强膜
    • WO2010087596A3
    • 2010-10-21
    • PCT/KR2010000329
    • 2010-01-19
    • WOONGJIN CHEMICAL CO LTDKIM YEON SOOJO DEOG JAEKIM JIN SOOKIM DO HYUNYANG IN YOUNG
    • KIM YEON SOOJO DEOG JAEKIM JIN SOOKIM DO HYUNYANG IN YOUNG
    • G02B5/02G02F1/1335
    • G02B5/3083D01D5/36
    • Provided is a brightness enhancement film, wherein a sheet contains double refraction sea-island fiber, having an island part grouping extending from the center of two or more spinning cores, therein. As the brightness enhancement film of the present invention has the sheet containing double refraction sea-island fiber, having an island part grouping extending from the center of two or more spinning cores, therein, a light modulation interface is formed between the island part and a sea part, thereby maximizing light modulation effects as compared to conventional double refraction fiber. Specifically, the double refraction sea-island fiber of the present invention prevents the aggregation (bonding) of island parts at the center of the sea-island fiber even when the number of island parts is 500 or more. As a result, the double refraction sea-island fiber of the present invention is provided with a maximized area of the light modulation interface as compared to a conventional sea-island fiber having a single spinning core, thereby remarkably improving light modulation effects. Therefore, the film of the present invention using the sea-island fiber of the present invention significantly enhances brightness as compared to conventional films having sheets in which a double refraction fiber or a double refraction sea-island fiber with a single spinning core is used.
    • 本发明提供增亮膜,其中片材含有具有从两个或更多个纺丝芯的中心延伸的岛部分组的双折射海岛型纤维。 由于本发明的增亮膜具有含有双折射海岛型纤维的片材,所述片材具有从两个或更多个纺丝芯的中心延伸的岛部分组,其中,在岛部分和 与传统的双折射光纤相比,使光调制效果最大化。 具体而言,本发明的双折射海岛型纤维即使在岛部数为500个以上的情况下,也能够防止海岛型纤维中央的岛部的聚集(结合)。 结果,与具有单个纺丝芯的传统海岛型纤维相比,本发明的双折射海岛型纤维具有光调制界面的最大面积,由此显着改善光调制效果。 因此,与使用具有单个纺丝芯的双折射纤维或双折射海岛纤维的片材的传统膜相比,使用本发明的海岛纤维的本发明的膜明显提高了亮度。
    • 9. 发明申请
    • BRIGHTNESS ENHANCEMENT FILM
    • 亮度增强膜
    • WO2010087598A2
    • 2010-08-05
    • PCT/KR2010000332
    • 2010-01-19
    • WOONGJIN CHEMICAL CO LTDKIM YEON SOOJO DEOG JAEKIM JIN SOOKIM DO HYUNYANG IN YOUNG
    • KIM YEON SOOJO DEOG JAEKIM JIN SOOKIM DO HYUNYANG IN YOUNG
    • G02B5/02G02B1/08G02F1/1335
    • G02B5/0263G02B5/3083
    • Provided is a brightness enhancement film in which a matrix contains double refraction sea-island fiber, having a specific island part and a sea part, therein. As opposed to conventional laminated brightness enhancement films, the brightness enhancement film of the present invention is configured such that a double refraction sea-island fiber is contained in the matrix, thus remarkably enhancing brightness without forming a plurality of layers. In addition, the brightness enhancement film of the present invention eliminates the necessity of laminating several hundred layers onto one film, thereby enabling easy manufacture and reducing manufacturing costs. Further, the brightness enhancement film of the present invention has a greatly increased double refraction interface as compared to conventional techniques which insert a double refraction fiber into a matrix. Thus, the brightness enhancement film of the present invention remarkably increases brightness enhancement effects and can be used in actual industrial fields.
    • 本发明提供一种亮度增强膜,其中基质含有双折射海岛纤维,其中具有特定的岛部分和海洋部分。 与传统的层压增亮膜相反,本发明的亮度增强膜被构造为使得双折射海岛光纤被包含在基体中,从而显着提高亮度而不形成多个层。 此外,本发明的亮度增强膜消除了将数百层层叠在一层膜上的必要性,从而能够容易地制造并降低制造成本。 此外,与将双折射光纤插入矩阵的常规技术相比,本发明的亮度增强膜具有大大增加的双折射界面。 因此,本发明的亮度增强膜显着提高亮度增强效果,可以用于实际工业领域。