公开(公告)号：US20150224746A1

公开(公告)日：2015-08-13

申请号：US14387435

申请日：2014-06-16

申请人： LG Chem ,Ltd.

发明人： Sung Hyun Nam ,  Jong-Hyun Jung ,  Kyun-Il Rah ,  Hye-Min Yu ,  Se-Woo Yang ,  Yoon-Tae Hwang

IPC分类号： B32B27/08 ,  B32B38/00 ,  G02B5/30 ,  B32B27/40 ,  B32B27/32 ,  B32B37/20 ,  B32B43/00

CPC分类号： B32B27/08 ,  B32B27/205 ,  B32B27/306 ,  B32B27/32 ,  B32B27/40 ,  B32B37/203 ,  B32B38/0012 ,  B32B43/006 ,  B32B2038/0028 ,  B32B2250/24 ,  B32B2307/4026 ,  B32B2307/42 ,  B32B2307/516 ,  B32B2329/04 ,  B32B2375/00 ,  B32B2551/00 ,  G02B5/30 ,  G02B5/3033 ,  Y10T428/31573 ,  Y10T428/31855

摘要： Provided is a stretched laminate for manufacturing a thin polarizer while increasing the degree of orientation of a polyvinyl alcohol-iodine complex without problems such as breakage. In addition, there are provided a method of manufacturing a thin polarizer having superior optical characteristics by using the stretched laminate, a thin polarizer manufactured by the method, and a polarizing plate including the thin polarizer.

摘要翻译： 提供一种用于制造薄偏振片的拉伸层压板，同时增加聚乙烯醇 - 碘络合物的取向度而没有诸如断裂的问题。 此外，提供了一种通过使用拉伸层压体制造具有优异光学特性的薄偏光片的方法，通过该方法制造的薄偏振片和包括该薄偏振片的偏振片。

公开(公告)号：US09304239B2

公开(公告)日：2016-04-05

申请号：US14342778

申请日：2013-11-14

申请人： LG CHEM, LTD.

发明人： Sung-Hyun Nam ,  Jun-Geun Um ,  Kyun-Il Rah ,  Jong-Hyun Jung ,  Hye-Min Yu ,  Nam-Jeong Lee ,  Sei-Jung Park

IPC分类号： G02B5/30

CPC分类号： G02B5/3033

摘要： The present disclosure relates to a method for preparing a thin polarizer, and a thin polarizer prepared using the same, the method including forming a film laminate by attaching a non-stretched polyvinyl alcohol (PVA) film having a thickness of 10 to 60 μm to at least one surface of a non-stretched base film, using attractive force therebetween; and stretching the film laminate such that the thickness of the PVA film is 10 μm or less.

摘要翻译： 本发明涉及一种薄偏光片的制备方法和使用其制备的薄型偏振片，该方法包括通过将厚度为10至60μm的未拉伸的聚乙烯醇（PVA）膜附着到10至60μm的厚度上而形成薄膜层压 非拉伸基膜的至少一个表面，使用它们之间的吸引力; 拉伸膜层叠体，使PVA膜的厚度为10μm以下。

公开(公告)号：US10114158B2

公开(公告)日：2018-10-30

申请号：US14386247

申请日：2014-06-16

申请人： LG Chem, Ltd.

发明人： Sung Hyun Nam ,  Jong-Hyun Jung ,  Kyun-Il Rah ,  Hye-Min Yu

IPC分类号： G02B1/08 ,  G02B5/30 ,  B29D11/00

摘要： There is provided a stretched laminate formed by stretching a laminate including: a non-stretched high-density polyethylene film; and a non-stretched polyvinyl alcohol-based film attached to at least one surface of the high-density polyethylene film, wherein the polyvinyl alcohol-based film has a thickness of 10 μm or less after stretching. In addition, there are provided a method of manufacturing a thin polarizer using the stretched laminate, a thin polarizer manufacturing by the method, and a polarizing plate including the thin polarizer.

公开(公告)号：US10081143B2

公开(公告)日：2018-09-25

申请号：US14387192

申请日：2014-06-16

申请人： LG Chem, Ltd.

发明人： Sung-Hyun Nam ,  Jong-Hyun Jung ,  Kyun-II Rah ,  Hye-Min Yu

IPC分类号： G02B5/30 ,  B29D11/00 ,  B29C55/02 ,  B32B7/12 ,  B32B23/08 ,  B32B27/08 ,  B32B27/30 ,  B32B27/32 ,  B32B27/36 ,  B32B27/40 ,  B29K105/00 ,  B29K29/00 ,  B29K23/00 ,  B29K75/00 ,  B32B38/00

CPC分类号： B29D11/00644 ,  B29C55/023 ,  B29D11/00894 ,  B29K2023/06 ,  B29K2023/065 ,  B29K2029/04 ,  B29K2075/00 ,  B29K2105/256 ,  B29K2823/06 ,  B29K2823/065 ,  B29K2829/04 ,  B29K2875/00 ,  B29K2995/0034 ,  B32B7/12 ,  B32B23/08 ,  B32B27/08 ,  B32B27/306 ,  B32B27/308 ,  B32B27/32 ,  B32B27/36 ,  B32B27/40 ,  B32B2038/0028 ,  B32B2307/42 ,  B32B2307/514 ,  B32B2307/732 ,  B32B2457/206 ,  B32B2551/00 ,  G02B5/305

摘要： There is provided a stretched laminate having superior optical characteristics, easily separable from a base film, and usable for manufacturing a thin polarizer. In addition, there are provided a method of manufacturing a thin polarizer having superior optical characteristics by using the stretched laminate, a thin polarizer manufactured by the method, and a polarizing plate including the thin polarizer.

公开(公告)号：US20150301252A1

公开(公告)日：2015-10-22

申请号：US14240925

申请日：2013-11-15

申请人： LG CHEM, LTD.

发明人： Sung-Hyun Nam ,  Jong-Hyun Jung ,  Kyun-Il Rah ,  Hye-Min Yu ,  Ji-Young Kim

IPC分类号： G02B5/30 ,  B32B38/14 ,  B32B38/00 ,  G02B1/08 ,  B32B37/18

CPC分类号： G02B5/3033 ,  B32B37/182 ,  B32B38/0012 ,  B32B38/14 ,  B32B2038/0028 ,  B32B2307/402 ,  B32B2307/42 ,  B32B2457/20 ,  B32B2551/00 ,  G02B1/08

摘要： Provided are a method for preparing a thin polarizer, including forming a film laminate by bonding a non-stretched polyvinyl alcohol-based film having a thickness of 10 to 60 μm to at least one surface of a non-stretched base film using an adhesive including an amine-based metal compound crosslinking agent and a polyvinyl alcohol-based resin containing an acetoacetyl group, and stretching the film laminate so as to allow the polyvinyl alcohol-based film to have a thickness of 10 μm or less, and a thin polarizer manufactured through the same.

摘要翻译： 提供一种制备薄偏振片的方法，包括通过使用粘合剂将包含10至60μm厚度的未拉伸的聚乙烯醇基膜与未拉伸的基底膜的至少一个表面结合形成膜层压体，所述粘合剂包括 胺系金属系化合物交联剂和含有乙酰乙酰基的聚乙烯醇系树脂，拉伸该薄膜层叠体，使得聚乙烯醇类薄膜的厚度为10μm以下，制成薄型偏振片 通过相同。

公开(公告)号：US09915766B2

公开(公告)日：2018-03-13

申请号：US15107283

申请日：2014-09-23

申请人： LG CHEM, LTD.

发明人： Jong-Hyun Jung ,  Sung-Hyun Nam ,  Kyun-Il Rah

IPC分类号： G02B5/30 ,  B29D11/00 ,  B29K29/00 ,  B29K105/00 ,  B29L9/00

CPC分类号： G02B5/3033 ,  B29C55/12 ,  B29D11/00644 ,  B29D11/00894 ,  B29K2029/04 ,  B29K2105/256 ,  B29L2009/00

摘要： The present invention relates to a method of manufacturing a thin polarizer, including: forming a film laminate by attaching a polyvinyl alcohol-based film to at least one surface of a polymer film by using attraction force or an adhesive; swelling the film laminate so that a degree of swelling of the polyvinyl alcohol-based film is 0.36 to 0.44; dyeing at least one of iodine and a dichromatic dye on the film laminate; and stretching the film laminate.

公开(公告)号：US09645293B2

公开(公告)日：2017-05-09

申请号：US14385935

申请日：2014-06-13

申请人： LG Chem, Ltd.

发明人： Sung Hyun Nam ,  Jong-Hyun Jung ,  Kyun-Il Rah ,  Hye-Min Yu

IPC分类号： G02B5/30 ,  G02B1/08 ,  B32B37/12 ,  B32B38/10 ,  B32B37/20 ,  B32B38/00

CPC分类号： G02B5/3033 ,  B32B37/12 ,  B32B37/1284 ,  B32B37/203 ,  B32B38/10 ,  B32B2038/0068 ,  B32B2307/42 ,  B32B2307/54 ,  B32B2309/105 ,  B32B2457/20 ,  G02B1/08

摘要： A method of manufacturing a thin film polarizer includes forming a film laminate by allowing a non-oriented polyvinyl alcohol-based film to be bonded to and sandwiched between two or more non-oriented polymer films using attractive force or an adhesive layer, orienting the film laminate so that the polyvinyl alcohol-based film has a thickness of 10 μm or less, and separating the polymer films and the polyvinyl alcohol-based film of the oriented film laminate from each other.

公开(公告)号：US09612376B2

公开(公告)日：2017-04-04

申请号：US14240925

申请日：2013-11-15

申请人： LG CHEM, LTD.

发明人： Sung-Hyun Nam ,  Jong-Hyun Jung ,  Kyun-II Rah ,  Hye-Min Yu ,  Ji-Young Kim

IPC分类号： G02B1/08 ,  G02B5/30 ,  B32B37/18 ,  B32B38/00 ,  B32B38/14

CPC分类号： G02B5/3033 ,  B32B37/182 ,  B32B38/0012 ,  B32B38/14 ,  B32B2038/0028 ,  B32B2307/402 ,  B32B2307/42 ,  B32B2457/20 ,  B32B2551/00 ,  G02B1/08

摘要： Provided are a method for preparing a thin polarizer, including forming a film laminate by bonding a non-stretched polyvinyl alcohol-based film having a thickness of 10 to 60 μm to at least one surface of a non-stretched base film using an adhesive including an amine-based metal compound crosslinking agent and a polyvinyl alcohol-based resin containing an acetoacetyl group, and stretching the film laminate so as to allow the polyvinyl alcohol-based film to have a thickness of 10 μm or less, and a thin polarizer manufactured through the same.

公开(公告)号：US20150260894A1

公开(公告)日：2015-09-17

申请号：US14387168

申请日：2014-06-12

申请人： LG CHEM, LTD.

发明人： Sung-Hyun Nam ,  Jong-Hyun Jung ,  Kyun-ll Rah ,  Hye-Min Yu

IPC分类号： G02B5/30 ,  B32B38/10

CPC分类号： G02B5/3033 ,  B29C55/005 ,  B29C55/026 ,  B32B7/12 ,  B32B27/08 ,  B32B27/306 ,  B32B27/32 ,  B32B27/36 ,  B32B27/40 ,  B32B2307/4026 ,  B32B2307/412 ,  B32B2307/42 ,  B32B2457/20 ,  B32B2457/202

摘要： A method of manufacturing a thin film polarizer includes forming a film laminate by alternately bonding two or more non-oriented polymer films and two or more non-oriented polyvinyl alcohol-based films to each other using attractive force or an adhesive layer, orienting the film laminate so that the polyvinyl alcohol-based film has a thickness of 10 μm or less after the orienting of the film laminate, and separating the polymer films and the polyvinyl alcohol-based films of the oriented film laminate from each other.

摘要翻译： 薄膜偏振片的制造方法包括通过使用吸引力或粘合剂层将两种以上的无取向聚合物膜和两种以上的无取向聚乙烯醇系膜彼此交替粘合而形成膜层叠体，使膜 层压体，使得在层压体定向后，聚乙烯醇类膜的厚度为10μm以下，并将取向膜层叠体的聚合物膜和聚乙烯醇系膜分离。

公开(公告)号：US10254457B2

公开(公告)日：2019-04-09

申请号：US14387070

申请日：2014-06-16

申请人： LG CHEM, LTD.

发明人： Sung-Hyun Nam ,  Jong-Hyun Jung ,  Kyun-Il Rah ,  Hye-Min Yu

IPC分类号： G02B5/30 ,  B32B27/40 ,  B32B7/12 ,  B32B27/08 ,  B32B27/30 ,  B29C55/00 ,  B29C55/02 ,  B29L11/00 ,  B29K29/00 ,  B29K75/00 ,  B32B37/12 ,  B32B43/00 ,  B32B38/00

摘要： There is provided a stretched laminate formed by stretching a laminate including: a non-stretched thermoplastic polyurethane film; and a non-stretched polyvinyl alcohol-based film attached to at least one surface of the thermoplastic polyurethane film, wherein the polyvinyl alcohol-based film has a thickness of 10 μm or less after stretching. In addition, there are provided a method of manufacturing a thin polarizer using the stretched laminate, a thin polarizer manufacturing by the method, and a polarizing plate including the thin polarizer.