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公开(公告)号:US11046827B2
公开(公告)日:2021-06-29
申请号:US15750352
申请日:2017-03-10
Applicant: LG CHEM, LTD.
Inventor: Jin Seok Byun , Yeong Rae Chang , Hee Jung Choi , Jae Young Kim
IPC: G02B1/111 , C08L33/10 , C08J5/18 , C08J7/04 , C08K3/34 , C08J7/046 , C08F2/44 , C08F220/24 , C08J7/18 , C08F222/18 , C08K7/24 , C08F2/48 , C09D135/02 , C08K9/06
Abstract: The present invention relates to an anti-reflective film including: a hard coating layer; and a low refractive layer that is formed on one side of the hard coating layer, and includes porous inorganic nanoparticles with a diameter of 5 nm to 70 nm including micropores with a diameter of 0.5 nm to 10 nm, and a binder resin, and a method for preparing an anti-reflective film.
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公开(公告)号:US10823883B2
公开(公告)日:2020-11-03
申请号:US16091640
申请日:2017-09-27
Applicant: LG CHEM, LTD.
Inventor: Jin Seok Byun , Jae Young Kim , Yeong Rae Chang
IPC: G02B1/08 , G02B1/14 , G01N23/207 , G02B1/04 , G02B5/02 , G02B1/113 , G01J4/02 , G01N21/21 , G01N23/20 , C03C17/36 , G02B1/11 , G02B1/116 , G02F1/1335
Abstract: The present invention relates to an antireflection film being capable of realizing high scratch resistance and antifouling property while simultaneously having low reflectivity and high light transmittance, and further being capable of enhancing screen sharpness of a display device.
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公开(公告)号:US12129348B2
公开(公告)日:2024-10-29
申请号:US16781256
申请日:2020-02-04
Applicant: LG CHEM, LTD.
Inventor: Jin Seok Byun , Byung Joon Chae , Jae Young Kim , Yeong Rae Chang , Yun U Shin
IPC: C08J7/04 , B32B3/30 , B32B7/02 , B32B27/20 , B32B27/30 , C08J7/046 , C08K3/22 , C08K3/36 , C08K9/04 , C08K9/06 , C09D4/00 , C09D7/40 , C09D7/61 , C09D7/62 , G02B1/14
CPC classification number: C08J7/0427 , C08K3/36 , C09D4/00 , C09D7/61 , B32B3/30 , B32B7/02 , B32B27/20 , B32B27/308 , C08J7/046 , C08K3/22 , C08K9/04 , C08K9/06 , C08K2201/005 , C08K2201/011 , C08K2201/014 , C09D7/62 , C09D7/67 , C09D7/68 , G02B1/14
Abstract: A hard coating film comprising a base layer including: a polymer binder resin; first inorganic particles dispersed in the polymer binder resin and having an average particle size of 5 nm or more and less than 70 nm; and second inorganic particles which are dispersed in the polymer binder resin and have an average particle size of 70 nm to 150 nm is provided.
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公开(公告)号:US10663623B2
公开(公告)日:2020-05-26
申请号:US16255363
申请日:2019-01-23
Applicant: LG CHEM, LTD.
Inventor: Jin Seok Byun , Jae Young Kim , Yeong Rae Chang , Boo Kyung Kim , Seok Hoon Jang
IPC: G02B1/11 , G02B1/111 , C08F20/18 , C08L33/06 , C08L33/10 , C09D4/00 , C09D133/04 , G02B1/113 , C08L83/06 , G02B1/14 , C08J5/18 , C08J7/04 , C08G77/442
Abstract: Disclosed herein is an anti-reflective film comprising: a hard coating layer; and a low-refractive layer containing a binder resin and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin, wherein a ratio of an average particle diameter of the solid inorganic nanoparticles to an average particle diameter of the hollow inorganic nanoparticles is 0.26 to 0.55, and wherein at least 70 vol % of the entire solid inorganic nanoparticles are present within a distance corresponding to 50% of an entire thickness of the low-refractive layer from the interface between the hard coating layer and the low-refractive layer, and an anti-reflective film comprising: a hard coating layer containing a binder resin containing a photocurable resin, and organic or inorganic fine particles dispersed in the binder resin; and a low-refractive layer containing a binder resin and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin, wherein a ratio of an average particle diameter of the solid inorganic nanoparticles to an average particle diameter of the hollow inorganic nanoparticles is 0.15 to 0.55, and wherein at least 70 vol % of the entire solid inorganic nanoparticles are present within a distance corresponding to 50% of an entire thickness of the low-refractive layer from the interface between the hard coating layer and the low-refractive layer.
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公开(公告)号:US10234599B2
公开(公告)日:2019-03-19
申请号:US15668437
申请日:2017-08-03
Applicant: LG CHEM, LTD.
Inventor: Jin Seok Byun , Jae Young Kim , Yeong Rae Chang , Boo Kyung Kim , Seok Hoon Jang
IPC: G02B1/11 , G02B1/111 , C08F20/18 , C08J5/18 , C08J7/04 , C08L33/06 , C08L33/10 , C08L83/06 , G02B1/14 , C09D4/00
Abstract: Disclosed herein is an anti-reflective film comprising: a hard coating layer; and a low-refractive layer containing a binder resin and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin, wherein a ratio of an average particle diameter of the solid inorganic nanoparticles to an average particle diameter of the hollow inorganic nanoparticles is 0.26 to 0.55, and wherein at least 70 vol % of the entire solid inorganic nanoparticles are present within a distance corresponding to 50% of an entire thickness of the low-refractive layer from the interface between the hard coating layer and the low-refractive layer, and an anti-reflective film comprising: a hard coating layer containing a binder resin containing a photocurable resin, and organic or inorganic fine particles dispersed in the binder resin; and a low-refractive layer containing a binder resin and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin, wherein a ratio of an average particle diameter of the solid inorganic nanoparticles to an average particle diameter of the hollow inorganic nanoparticles is 0.15 to 0.55, and wherein at least 70 vol % of the entire solid inorganic nanoparticles are present within a distance corresponding to 50% of an entire thickness of the low-refractive layer from the interface between the hard coating layer and the low-refractive layer.
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公开(公告)号:US10962686B2
公开(公告)日:2021-03-30
申请号:US16091630
申请日:2017-09-27
Applicant: LG CHEM, LTD.
Inventor: Jin Seok Byun , Jae Young Kim , In Young Song , Yeong Rae Chang , Yun U Shin
IPC: G02B1/11 , G01N23/207 , G02B1/04 , G02B5/02 , G02B1/113 , G01J4/02 , G01N21/21 , G01N23/20 , G02B1/14 , C03C17/36 , G02B1/116 , G02F1/1335
Abstract: The present invention relates to an antireflection film being capable of realizing high scratch resistance and antifouling property while simultaneously having low reflectivity and high light transmittance, and further being capable of enhancing screen sharpness of a display device.
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公开(公告)号:US10908323B2
公开(公告)日:2021-02-02
申请号:US16087023
申请日:2017-09-27
Applicant: LG CHEM, LTD.
Inventor: Jin Seok Byun , Jae Young Kim , Yeong Rae Chang , Yun U Shin
IPC: G02B1/14 , G01N23/207 , G02B1/04 , G02B5/02 , G02B1/113 , G01J4/02 , G01N21/21 , G01N23/20 , C03C17/36 , G02B1/11 , G02B1/116 , G02F1/1335
Abstract: The present invention relates to an antireflection film being capable of realizing high scratch resistance and antifouling property while simultaneously having low reflectivity and high light transmittance, and further being capable of enhancing screen sharpness of a display device, and a method for preparing the antireflection film.
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公开(公告)号:US11680172B2
公开(公告)日:2023-06-20
申请号:US15762383
申请日:2017-02-14
Applicant: LG CHEM, LTD.
Inventor: Jin Seok Byun , Jae Young Kim , Boo Kyung Kim , Seok Hoon Jang , Yeong Rae Chang
IPC: C09D5/00 , C09D4/00 , C09D7/40 , C09D7/62 , C08J7/04 , G02B1/111 , G02B1/14 , G03F7/004 , G03F7/027 , G03F7/038 , G03F7/075 , C08J7/043 , C08J7/044 , C08J7/046 , C08K9/00 , G03F7/09 , C08K3/36
CPC classification number: C09D5/006 , C08J7/042 , C08J7/043 , C08J7/044 , C08J7/046 , C09D4/00 , C09D7/62 , C09D7/67 , G02B1/111 , G02B1/14 , G03F7/0047 , G03F7/027 , G03F7/038 , G03F7/0755 , C08J2301/12 , C08J2483/07 , C08K3/36 , C08K9/00 , G03F7/091 , C09D4/00 , C08F230/085
Abstract: The present invention relates to a photocurable coating composition for forming a low refractive layer, a method for preparing an antireflection film using the photocurable coating composition, and an anti-reflective film prepared by using the photocurable coating composition. According to the present invention, a low refractive layer is formed of a photocurable coating composition containing two or more types of photo-polymerizable compounds, a photoinitiator, surface-treated hollow inorganic nanoparticles, and surface-treated solid inorganic nanoparticles.
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公开(公告)号:US11353628B2
公开(公告)日:2022-06-07
申请号:US16311447
申请日:2018-03-30
Applicant: LG CHEM, LTD.
Inventor: Jin Seok Byun , Jae Young Kim , Yeong Rae Chang
IPC: G02B1/111 , G02B1/14 , C09D5/00 , C09D7/40 , C09D4/06 , C08K7/26 , C08K3/36 , C09D4/00 , C09D135/02 , G02B1/12 , G02B1/11
Abstract: The present invention relates to an anti-reflective film including: a hard coating layer; and a low refractive index layer including a binder resin, and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin, wherein in a graph of the measurement of the friction force with a TAC film measured by applying a load of 400 g to the surface, the maximum amplitude (A) is 0.1 or less based on the average friction force.
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公开(公告)号:US10954409B2
公开(公告)日:2021-03-23
申请号:US16718864
申请日:2019-12-18
Applicant: LG CHEM, LTD.
Inventor: Jin Seok Byun , Jae Young Kim , Yeong Rae Chang , Yun U Shin , Kwangseok Seo
IPC: C09D135/02 , C09D5/00 , C08K3/36 , C08K9/06
Abstract: A hard coating film including: a polymer binder resin; first inorganic particles which are dispersed in the polymer binder resin and have an average particle size of 5 nm or more and less than 70 nm; and second inorganic particles which are dispersed in the polymer binder resin and have an average particle size of 70 nm to 150 nm, wherein a content of the second inorganic particles having an average particle size of 70 nm to 150 nm is 4% by weight to 12% by weight, and a maximum amplitude (A) based on an average friction force is 0.15 or less in a graph of measuring a friction force with a TAC film which is measured by applying a load of 400 g to the surface thereof, is provided.
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