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1. 发明申请

US20190113658A1 ANTI-REFLECTIVE FILM 审中-公开
公开(公告)号：US20190113658A1
公开(公告)日：2019-04-18
申请号：US16311447
申请日：2018-03-30
申请人： LG CHEM, LTD.
发明人： Jin Seok BYUN , Jae Young KIM , Yeong Rae CHANG
IPC分类号： G02B1/111 , G02B1/14 , C09D5/00 , C09D7/40 , C09D135/02 , C09D4/00 , C09D4/06
摘要： 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.

2. 发明申请

US20200148911A1 HARD COATING FILM 审中-公开
公开(公告)号：US20200148911A1
公开(公告)日：2020-05-14
申请号：US16718864
申请日：2019-12-18
申请人： LG CHEM, LTD.
发明人： Jin Seok BYUN , Jae Young KIM , Yeong Rae CHANG , Yun U SHIN , Kwangseok SEO
IPC分类号： C09D135/02 , C09D5/00
摘要： 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.

3. 发明申请

US20190154883A1 ANTIREFLECTION FILM 审中-公开
公开(公告)号：US20190154883A1
公开(公告)日：2019-05-23
申请号：US16091640
申请日：2017-09-27
申请人： LG CHEM, LTD.
发明人： Jin Seok BYUN , Jae Young KIM , Yeong Rae CHANG
IPC分类号： G02B1/14 , G01N21/21 , G01N23/207 , G02B1/04 , G02B1/116 , G02B5/02
摘要： 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.

4. 发明申请

US20190101670A1 ANTIREFLECTION FILM AND METHOD FOR PREPARING SAME 审中-公开
公开(公告)号：US20190101670A1
公开(公告)日：2019-04-04
申请号：US16087023
申请日：2017-09-27
申请人： LG CHEM, LTD.
发明人： Jin Seok BYUN , Jae Young KIM , Yeong Rae CHANG , Yun U SHIN
IPC分类号： G02B1/11 , C03C17/36 , G02B1/14
摘要： 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.

5. 发明申请

US20180372917A1 ANTIREFLECTION FILM AND MANUFACTURING METHOD THEREOF (As Amended) 审中-公开
公开(公告)号：US20180372917A1
公开(公告)日：2018-12-27
申请号：US15747084
申请日：2016-12-28
申请人： LG CHEM, LTD.
发明人： Jae Young KIM
IPC分类号： G02B1/115 , G02B1/14 , C09D5/00 , B32B7/02
摘要： The present invention relates to an antireflection film including a hard coating layer; and a low refractive index layer comprising a binder resin, and hollow inorganic nanoparticles and solid-type inorganic nanoparticles dispersed in the binder resin, wherein the solid-type inorganic nanoparticles are distributed more than the hollow inorganic nanoparticles near the interface between the hard coating layer and the low refractive index layer, and the hollow inorganic nanoparticles have a ratio of the thickness of a shell layer to the particle radius of 0.3 or less, and a method for manufacturing the antireflection film comprising the steps of: coating a resin composition for forming a low refractive index layer including a photocurable compound or a (co)polymer thereof, a fluorine-containing compound containing a photoreactive functional group, a photoinitiator, hollow inorganic nanoparticles and solid-type inorganic nanoparticles onto a hard coating layer, drying at a temperature of 35° C. to 100° C. and photocuring the same, wherein the hollow inorganic nanoparticles have a ratio of the thickness of a shell layer to the particle radius of 0.3 or less.

6. 发明申请

US20190170907A1 ANTI-REFLECTIVE FILM 审中-公开
公开(公告)号：US20190170907A1
公开(公告)日：2019-06-06
申请号：US16255363
申请日：2019-01-23
申请人： LG CHEM, LTD.
发明人： Jin Seok BYUN , Jae Young KIM , Yeong Rae CHANG , Boo Kyung KIM , Seok Hoon JANG
IPC分类号： G02B1/111 , C09D133/04 , C09D4/00 , G02B1/14 , G02B1/11 , C08F20/18 , C08L33/10 , C08L33/06 , C08J7/04 , C08J5/18 , C08L83/06
摘要： 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.

7. 发明申请

US20190154882A1 ANTIREFLECTION FILM 审中-公开
公开(公告)号：US20190154882A1
公开(公告)日：2019-05-23
申请号：US16091630
申请日：2017-09-27
申请人： LG CHEM, LTD.
发明人： Jin Seok BYUN , Jae Young KIM , In Young SONG , Yeong Rae CHANG , Yun U SHIN
IPC分类号： G02B1/14 , G01N21/21 , G02B1/04 , G02B1/116 , G02B5/02
摘要： 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.

8. 发明申请

US20180265710A1 PHOTOCURABLE COATING COMPOSITION FOR FORMING LOW REFRACTIVE LAYER 审中-公开
公开(公告)号：US20180265710A1
公开(公告)日：2018-09-20
申请号：US15762383
申请日：2017-02-14
申请人： LG CHEM, LTD.
发明人： Jin Seok BYUN , Jae Young KIM , Boo Kyung KIM , Seok Hoon JANG , Yeong Rae CHANG
IPC分类号： C09D5/00 , C08J7/04 , C09D7/62 , G02B1/14 , G02B1/111
CPC分类号： C09D5/006 , C08J7/042 , C08J2301/12 , C08J2483/07 , C08K3/36 , C08K9/00 , C09D4/00 , C09D7/62 , C09D7/67 , G02B1/111 , G02B1/14 , G03F7/0047 , G03F7/027 , G03F7/038 , G03F7/0755 , G03F7/091
摘要： 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.

9. 发明申请

US20180231690A1 ANTI-REFLECTIVE FILM AND PREPARATION METHOD OF THE SAME 审中-公开
公开(公告)号：US20180231690A1
公开(公告)日：2018-08-16
申请号：US15750352
申请日：2017-03-10
申请人： LG CHEM, LTD.
发明人： Jin Seok BYUN , Yeong Rae CHANG , Hee Jung CHOI , Jae Young KIM
IPC分类号： G02B1/111 , C08L33/10 , C08J5/18 , C08J7/04 , C08K3/34
CPC分类号： G02B1/111 , C08F2/44 , C08F2/48 , C08F220/24 , C08F222/18 , C08F2222/185 , C08J5/18 , C08J7/04 , C08J7/047 , C08J7/18 , C08J2301/12 , C08J2435/02 , C08K3/34 , C08L33/10 , C08L2201/04 , C09D135/02 , C08F2222/1026 , C08F2230/085
摘要： 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.

10. 发明申请

US20200319378A1 OPTICAL FILM FOR PROTECTING POLARIZER, POLARIZING PLATE AND IMAGE DISPLAY DEVICE COMPRISING THE SAME 审中-公开
公开(公告)号：US20200319378A1
公开(公告)日：2020-10-08
申请号：US16305015
申请日：2017-07-28
申请人： LG CHEM, LTD.
发明人： Jung Hyun SEO , Yeong Rae CHANG , Jin Seok BYUN , Jae Young KIM
IPC分类号： G02B1/14 , C08J7/04 , C09D5/00 , C09D7/40 , C09D7/61 , C09D133/10
摘要： The present invention relates to an optical film for protecting a polarizer which can effectively suppress the generation of interference fringes derived from a polyester-based substrate film and exhibit a low curling property, thereby being suitably applied as a polarizer protective film or the like; a polarizing plate and an image display device comprising the same. The optical film for protecting a polarizer comprises a polyester-based substrate film having a refractive index of 1.6 to 1.7; and a hard coating layer formed on the substrate film and having a refractive index of 1.53 to 1.6 and a thickness of 13 μm to 25 μm, wherein the hard coating layer includes a predetermined cross-linked copolymer.

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