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61. 发明公开

KR1020150037439A 투습도가 낮은 편광자 보호 필름 및 이를 포함하는 편광판 및 액정표시장치 有权
标题翻译：具有低水分渗透性和偏光板的液晶膜的保护膜和包括其的液晶体位移
公开(公告)号：KR1020150037439A
公开(公告)日：2015-04-08
申请号：KR1020130117040
申请日：2013-09-30
申请人： 주식회사 엘지화학
发明人： 곽상민 , 이남정 , 권경재 , 윤석일 , 오혜미
IPC分类号： G02B5/30 , G02F1/1335
CPC分类号： G02B5/30 , G02F1/1335
摘要： 본발명은주쇄에 C알킬렌기또는적어도하나이상의지환족구조를포함하는폴리아마이드계수지를포함하는편광자보호필름으로서, 투습도가매우낮고, 투과도가높으며, 인성이우수하다. 이에따라광학적특성이뛰어난동시에, 내습성및 인성등 내구성이우수한고품질의편광판및 액정표시장치를제공할수 있다.
摘要翻译：本发明提供了一种偏光镜用保护膜，其包括在主链中具有C1-16亚烷基或一个或多个脂环结构的聚酰胺类树脂。本发明具有非常低的透湿性，高透射率和优异的韧性，能够提供优异的光学特性以及高耐水性，韧性和耐久性的偏光板和液晶显示器的高质量。

62. 发明授权

KR101377202B1 자외선 차단 기능이 우수한 광학 필름 및 이를 포함하는 편광판 有权
标题翻译：展示超薄玻璃的优良阻隔性能及其包装的极化膜
公开(公告)号：KR101377202B1
公开(公告)日：2014-03-25
申请号：KR1020130061945
申请日：2013-05-30
申请人： 주식회사 엘지화학
发明人： 윤석일 , 이남정 , 곽상민 , 권경재
IPC分类号： G02B5/22 , G02B5/30
CPC分类号： G02B5/3033 , G02B1/04 , G02B5/208 , G02B5/223 , G02F1/133528
摘要： The present invention relates to an optical film including an acrylic resin, a hindered amine light stabilizer (HALS), and a UV absorber which has a first peak having 0.07 to 0.10 phr-1μm-1 of maximum absorption coefficient in a wavelength band of 290 to 320 nm and a second peak having 0.11 to 0.16 phr-1μm-1 of maximum absorption coefficient in a wavelength band of 330 to 440 nm; and a polarizing plate including the same. [Reference numerals] (AA) NST5 + UV94 primary stage; (BB) NST5 + UV94 after 100 hours; (CC) Transmittance(%); (DD) Wavelength(nm)
摘要翻译：本发明涉及一种包括丙烯酸树脂，受阻胺光稳定剂（HALS）和紫外线吸收剂的光学膜，该吸收剂具有在波长带290中具有0.07至0.10phr-1μm-1的最大吸收系数的第一峰在330nm至440nm的波长带中具有0.11至0.16phr-1μm-1的最大吸收系数的第二峰; 和包括该偏振片的偏振片。（附图标记）（AA）NST5 + UV94初级; （BB）NST5 + UV94 100小时后; （CC）透射率（％）; （DD）波长（nm）

63. 发明公开

KR1020130135672A 광학 필름의 제조방법 有权
标题翻译：光学膜的制备方法
公开(公告)号：KR1020130135672A
公开(公告)日：2013-12-11
申请号：KR1020120059452
申请日：2012-06-01
申请人： 주식회사 엘지화학
发明人： 곽상민 , 이남정 , 엄준근 , 김경식 , 윤석일
IPC分类号： G02B5/20 , G02B5/30 , B29D7/01
CPC分类号： G02B5/3083 , B29C55/26 , B29D11/00788 , C08J5/18 , G02F1/13363
摘要： The present invention relates to an optical film production method, more specifically, an optical film production method including 1) a step of preparing a resin composition by mixing a (meta) acrylic resin and another resin for adjusting differences in phase, 2) a step of forming a film using the resin composition, and 3) a step of biaxially-orientating the film along the longitudinal and transverse directions with the biaxial orientation step satisfying at least one formula out of a formula (1) or a formula (2). [Reference numerals] (AA) Rin (nm, a film thickness of 60 μm);(BB) Elongation difference (%)
摘要翻译：本发明涉及一种光学薄膜的制造方法，更具体地说，涉及一种光学薄膜的制造方法，该方法包括1）通过混合（甲基）丙烯酸树脂和用于调节相位差的另一树脂来制备树脂组合物的步骤，2）步骤使用所述树脂组合物形成膜，以及3）使双轴取向步骤满足式（1）或式（2）中的至少一个式的双轴取向膜沿纵向和横向的步骤。（AA）Rin（nm，膜厚60μm）;（BB）伸长率差（％）

64. 发明公开

KR1020130135668A 보관 안정성이 우수한 광학 필름 및 이를 포함하는 편광판 有权
标题翻译：在低温下具有改善的储存稳定性的光学薄膜和包含其的极化板
公开(公告)号：KR1020130135668A
公开(公告)日：2013-12-11
申请号：KR1020120059447
申请日：2012-06-01
申请人： 주식회사 엘지화학
发明人： 김범석 , 한창훈 , 이대우 , 강병일 , 이남정 , 곽상민 , 엄준근 , 윤석일 , 이중훈 , 박세정
IPC分类号： G02B5/30
CPC分类号： G02B5/3041 , B29C47/0021 , B29C55/02 , C08J5/18 , G02B1/14
摘要： The present invention relates to an optical film with excellent room temperature stability and a polarizing plate including the same and, more specifically, to an acrylic optical film having a thermal expansion coefficient of 5-30 ppm/K inclusive and moisture ratio of 0.8-2 wt% at a temperature 10-40°C exclusive and a polarizing plate including the same. The optical film according to the present invention has the moisture ratio and the thermal expansion coefficient of a specific range at the room temperature. Therefore, the polarizing plate of the present invention can mitigate curl which can be generated depending on the variation of temperature and moisture of keeping or usage environment after the polarizing plate is manufactured. The polarizing plate of the present invention can be used in an information electronic device including a polarizing plate with excellent curl characteristics and a display device including the same.
摘要翻译：本发明涉及室温稳定性优异的光学薄膜和包含该光学薄膜的偏光板，更具体地说，涉及热膨胀系数为5-30ppm / K且含水率为0.8-2的丙烯酸类光学薄膜在10-40℃的温度下，重量％和包括该偏振片的偏光板。根据本发明的光学膜具有在室温下的特定范围的湿度比和热膨胀系数。因此，本发明的偏光板可以减轻根据制造偏光板后的保持温度和使用环境的温度和湿度的变化而产生的卷曲。本发明的偏光板可以用于包括具有优异卷曲特性的偏光板的信息电子设备和包括该偏光板的显示装置。

65. 发明公开

KR1020130037165A 광학 필름용 수지 조성물 및 이를 이용한 보상필름 有权
标题翻译：用于光学膜的树脂组合物和使用该膜的光学补偿膜
公开(公告)号：KR1020130037165A
公开(公告)日：2013-04-15
申请号：KR1020120102983
申请日：2012-09-17
申请人： 주식회사 엘지화학
发明人： 박준욱 , 곽상민 , 엄준근 , 이남정 , 윤석일
IPC分类号： C08L33/04 , C08L25/12 , G02B1/04 , G02B5/30
CPC分类号： G02B5/3083 , B32B2457/202
摘要： PURPOSE: A resin composition for optical film is provided to manufacture an optical film which has excellent optical transparency, low haze, and remarkably improved toughness. CONSTITUTION: A resin composition for optical film includes 40-94 weight% of an acrylic resin; 5-40 weight% of an average molecular weight of 1,000,000 or less; a styrene-acrylonitrile copolymer; and 1-20 weight% of an ultrahigh molecular weight styrene-acrylonitrile copolymer with an average molecular weight of 1,000,000-9,000,000. The content of acrylonitrile in the styrene-acrylonitrile copolymer with an average molecular weight of 1,000,000 or less is 15-26 weight%. The content of acrylonitrile in the ultrahigh molecular weight styrene-acrylonitrile copolymer is 15-26 weight%.
摘要翻译：目的：提供一种光学膜用树脂组合物，制造光学透明性优异，雾度低，韧性显着提高的光学膜。构成：光学膜用树脂组合物含有40-94重量％的丙烯酸树脂; 5-40重量％的平均分子量为1,000,000以下; 苯乙烯 - 丙烯腈共聚物; 和1-20重量％的平均分子量为1,000,000-9,000,000的超高分子量苯乙烯 - 丙烯腈共聚物。平均分子量为1,000,000以下的苯乙烯 - 丙烯腈共聚物中的丙烯腈的含量为15〜26重量％。丙烯腈在超高分子量苯乙烯 - 丙烯腈共聚物中的含量为15-26重量％。

66. 发明公开

KR1020120005123A (메트)아크릴계 수지 조성물 및 이를 포함하는 광학 필름 有权
标题翻译：（METH）丙烯酸树脂组合物和包含它的光学膜
公开(公告)号：KR1020120005123A
公开(公告)日：2012-01-16
申请号：KR1020100065708
申请日：2010-07-08
申请人： 주식회사 엘지화학
发明人： 윤석일 , 이남정 , 엄준근
IPC分类号： C08L33/06 , C08F220/18 , G02B5/02 , G02F1/1335
摘要： PURPOSE: A (meth)acryl-based based resin composition effectively secluding ultraviolet rays, and an optical film containing thereof are provided to offer excellent transparency, optical property, and ultraviolet ray absorbing effect of the resin composition to the film. CONSTITUTION: An optical film contains a (meth)acryl-based based resin composition. The light permeability of the optical film at 380nm is less than 30%, and greater than 92% at 550nm. A polarizer includes a polarizing device and the optical film formed on at least one side of the polarizing device.
摘要翻译：目的：提供有效遮蔽紫外线的（甲基）丙烯酰基系树脂组合物和含有其的光学膜，以提供树脂组合物对膜的优异的透明性，光学性能和紫外线吸收效果。构成：光学膜含有（甲基）丙烯酸类树脂组合物。光学膜在380nm处的透光率小于30％，在550nm处的光导率大于92％。偏振器包括偏振装置和形成在偏振装置的至少一侧上的光学膜。

67. 发明公开

KR1020090109899A 비등방성 시야각을 나타내는 광학소자 无效
标题翻译：具有各向异性视角的光学元件
公开(公告)号：KR1020090109899A
公开(公告)日：2009-10-21
申请号：KR1020080035353
申请日：2008-04-16
申请人： 주식회사 엘지화학
发明人： 조용일 , 유수영 , 윤석일
IPC分类号： G02F1/13363 , G02B5/30
CPC分类号： G02F1/1335 , G02F1/1337 , G02F2001/133531 , G02F2203/60
摘要： PURPOSE: An optical element indicating anisotropic viewing angle is provided to freely adjust viewing angle at desired angle by controlling the viewing angle at a specific direction. CONSTITUTION: An optical element indicating anisotropic viewing angle includes an optical element the hardening property liquid crystalline compound and dichromatic dye(5). The optical element is formed on the description in which the orientation is formed in a splay orientation layer. The splay alignment(1) is given by the minimum work unit selected from the group consisting of the splay orientation given to a hardening property liquid crystalline compound(4) and the separate splay orientation layer.
摘要翻译：目的：提供指示各向异性视角的光学元件，通过控制特定方向的视角来自由调节所需角度的视角。构成：指示各向异性视角的光学元件包括硬化性液晶化合物和二色染料（5）的光学元件。光学元件形成在其中取向形成在喷射取向层中的描述上。喷射取向（1）由选自给予硬化性液晶化合物（4）的喷射取向和单独的喷射取向层的最小工作单位给出。

68. 发明公开

KR1020010037014A 전반사 필름 有权
标题翻译：总反射膜
公开(公告)号：KR1020010037014A
公开(公告)日：2001-05-07
申请号：KR1019990044285
申请日：1999-10-13
申请人： 주식회사 엘지화학
发明人： 백종수 , 윤석일 , 이훈선
IPC分类号： B32B7/02
CPC分类号： B32B3/30 , B32B1/08
摘要： PURPOSE: A total reflection film is provided, which is composed of an optical transmission conduit whose lightness uniformity is improved without installing inner diffusion plate. CONSTITUTION: A total reflection film comprises: in total reflection film comprising a flat side and another prism side, (i) multiple linear unequal triangle prisms which are arrayed symmetrically by centering around an axis which is perpendicular to the flat side at the nadir of gully that is made by the unequal triangle prism toward the flat side of the total reflection film, wherein an angle made by the long sides is over 90 degree and an angle made by short sides is under 90 degree in the unequal triangle prism and the length of the short side is 0.7-0.99 times the length of the long side.
摘要翻译：目的：提供一种全反射膜，其由光传输管道组成，其光均匀性得到改善而不安装内扩散板。总体反射膜包括：在全反射膜中包括平坦侧和另一棱镜面，（i）多个线性不等边三角棱镜，它们通过围绕垂直于沟槽最低点的平坦侧的轴对称地排列由不对称的三角形棱镜朝向全反射膜的平坦侧制成，其中由长边形成的角度超过90度，并且在不等的三角形棱镜中由短边形成的角度低于90度，并且长度短边是长边长度的0.7-0.99倍。

69. 发明授权

KR102167219B1 편광판용 수지 조성물 有权
公开(公告)号：KR102167219B1
公开(公告)日：2020-10-19
申请号：KR1020170018840
申请日：2017-02-10
申请人： 주식회사 엘지화학
发明人： 윤석일 , 이남정
IPC分类号： C08K5/23 , C08L23/12 , C08J5/18 , B29C55/12 , G02B5/30 , G02F1/1335

70. 发明授权

KR102072883B1 광학 필름, 편광판 및 액정 디스플레이 장치 및 이들의 제조방법 有权
公开(公告)号：KR102072883B1
公开(公告)日：2020-02-03
申请号：KR1020160075986
申请日：2016-06-17
申请人： 주식회사 엘지화학
发明人： 윤석일 , 신창훈 , 임승준 , 오현택 , 이남정
IPC分类号： B32B37/24 , G02B5/28 , G02B1/14 , G02B5/30 , B32B27/08 , G02F1/1335

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