Patents Examined by Eli D Strah
-
Patent number: 11466183Abstract: An adhesive composition which is excellent in adhesion to various hardly adhesive materials such as polyethylene terephthalate, polyethylene, polypropylene, modified polyphenylene ether, polyphenylene sulfide, and a cycloolefin polymer. Further, an adhesive composition containing the following components (A) to (C) may be described Component (A): (Meth) acrylic triblock elastomer having a weight average molecular weight of 80,000 or more, Component (B): (Meth) acrylate monomer having no hydroxyl group and having a phenoxy group, and Component (C): Radical initiator.Type: GrantFiled: June 17, 2019Date of Patent: October 11, 2022Assignee: THREEBOND CO., LID.Inventor: Yusuke Kuwahara
-
Patent number: 11414600Abstract: The present invention relates to a liquid crystal display device. The liquid crystal display device of the present invention comprises a first substrate, a second substrate, and a liquid crystal composition disposed between said first substrate and said second substrate, wherein said first substrate and said second substrate are disposed in parallel and opposite to each other; alignment layers are disposed on the sides of said first and second substrates that are close to said liquid crystal composition; and said alignment layers are provided with vertical alignment films that allow liquid crystal molecules in said liquid crystal composition to be arranged roughly perpendicular to said first and second substrates, with said liquid crystal molecules having a pretilt angle of 88.5° to 89.5°.Type: GrantFiled: May 7, 2019Date of Patent: August 16, 2022Assignee: SHIJIAZHUANG CHENGZHIYONGHUA DISPLAY MATERIAL CO., LTD.Inventors: Jiaming Li, Zhian Liang, Guoliang Yun, Sumin Kang, Xuan Zhang, Ruixiang Liang
-
Patent number: 11407936Abstract: The present invention relates to a composition for forming a quantum dot layer comprising: at least one active energy ray-curable compound (A) having an ethylenically unsaturated double bond, at least one thiol compound (B) having at least two mercapto groups in one molecule, a photo-initiator (C); quantum particles (D), and scattering particles (E), wherein the composition contains 0.20-0.80 equivalents of the compound (B) per one equivalent of the compound (A), and the W value of the compound (A) calculated by Math formula 1 is 3.0 or more, and the present invention also relates to a quantum dot film, a backlight unit, and a liquid crystal display.Type: GrantFiled: November 14, 2019Date of Patent: August 9, 2022Assignees: Shin-A T&C, UNIAMInventors: Seung Mo Hong, Jin Han Song, Won Jong Song, In Won Lee
-
Patent number: 11409157Abstract: A laminate including: a base material layer, an optical functional layer, and a polarizing plate; wherein the optical functional layer includes a plurality of light transmissive portions extending in one direction along a face of the base material layer, and arrayed in a direction different from an extending direction thereof, and an in-between portion(s) formed in the intervals of adjacent light transmissive portions, an angle formed by an extending direction of the transmission axis of the polarizing plate, and the extending direction of the light transmissive portions is 1° to 41.7° in a front view, the base material layer is formed of polycarbonate, and the average coefficient of linear expansion or the average linear expansion of the laminate is within a predetermined range.Type: GrantFiled: April 16, 2019Date of Patent: August 9, 2022Assignee: DAI NIPPON PRINTING CO., LTD.Inventor: Tsuyoshi Kashiwagi
-
Patent number: 11404655Abstract: A display device includes a flexible display panel, a plurality of functional layers above the flexible display panel, and a plurality of adhesive members each being between respective ones of the functional layers or between one functional layer among the functional layers and the flexible display panel. A sum of thicknesses of the adhesive members is equal to or greater than about 135 micrometers (?m) and equal to or less than about 200 micrometers (?m), and the thickness of the adhesive member having the largest thickness among the adhesive members is equal to or less than about 1.3 times the thickness of the adhesive member having the smallest thickness among the adhesive members.Type: GrantFiled: March 20, 2019Date of Patent: August 2, 2022Assignee: Samsung Display Co., Ltd.Inventors: Sungchul Choi, Hansun Ryou, Mansik Myeong, Jaiku Shin, Jihwa Lee
-
Patent number: 11390058Abstract: The present invention provides an easily tearable aluminum-vapor-deposited biaxially oriented film in which at least an aluminum vapor deposition layer (A), a barrier layer (B), an adhesive layer (C), and a polypropylene layer (D) are layered in this order, wherein the barrier layer (B) includes a mixture of a polyamide (a) and an amorphous polyamide (b), the polyamide (a) includes diamine units including at least 70 mol % of constituent units derived from xylylene diamine and dicarboxylic acid units including at least 70 mol % of constituent units derived from a C4-20 ?,?-straight-chain aliphatic dicarboxylic acid, the content of the polyamide (a) in the barrier layer (B) is 30-70% by mass, and the content of the amorphous polyamide (b) in the barrier layer (B) is 30-70% by mass.Type: GrantFiled: October 13, 2017Date of Patent: July 19, 2022Assignee: Mitsubishi Gas Chemical Company, Inc.Inventors: Tomo Chiba, Takafumi Oda
-
Patent number: 11370914Abstract: A polymeric lyotropic liquid crystal solution comprises a birefringent aromatic polymer. A linear polarizer layer is obtained by shear-coating the polymeric lyotropic liquid crystal solution on a coatable substrate, and treating the resulting coating layer with a doping-passivation solution containing iodine and multi-valent cations. A linear polarizer includes a birefringent coating layer of 1.0 micrometers or less in thickness, and contains birefringent aromatic polymer, iodine anions, and multi-valent cations. An optical article includes an optical retarder layer of 1.0 micrometers or less in thickness and a linear polarizer layer of 1.0 micrometers or less in thickness, with an intermediate layer between the linear polarizer layer and the optical retarder layer.Type: GrantFiled: July 23, 2019Date of Patent: June 28, 2022Assignee: Light Polymers HoldingInventors: Valeriy Kuzmin, Evgeny Morozov
-
Patent number: 11366359Abstract: Embodiments relate to an optical film and a liquid crystal display device comprising the same. More specifically, the embodiments relate to an optical film that is excellent in optical characteristics and has no polarization unevenness since it comprises a base layer that has a low in-plane retardation and a low thickness direction retardation and has an excellent adhesiveness by virtue of a proper level of surface tension, a process for preparing the same, and a liquid crystal display device comprising the same.Type: GrantFiled: October 15, 2018Date of Patent: June 21, 2022Assignee: SKC CO., LTD.Inventors: Young Min Heo, Sechul Lee, Jung Won Yu, Seungwon Lee, Jung Kyu Lee
-
Patent number: 11349095Abstract: An optically transparent adhesive resin composition includes an ester polymer which contains an ester bond within a repeating unit, a (meth)acrylic ester polymer which contains a (meth)acrylic ester bond within the repeating unit, a rubber polymer, and a crystalline polymer.Type: GrantFiled: September 11, 2019Date of Patent: May 31, 2022Assignee: Samsung Display Co., Ltd.Inventors: Jong Sung You, Yong Youl Cho
-
Patent number: 11319463Abstract: A multilayer adhesive film is provided including: a first outer adhesive layer; a second outer adhesive layer; and an intermediate adhesive layer disposed between the first outer adhesive layer and the second outer adhesive layer. The multilayer adhesive film has both high step absorbency and excellent reworkability.Type: GrantFiled: October 11, 2019Date of Patent: May 3, 2022Inventors: Hu Young Yoon, Jae Sung Hong, Sle Lee, Jun Man Choi, Woo Yeon Kim, Ho Kyung Song
-
Patent number: 11312906Abstract: A problem to be solved by the present invention is to provide a liquid crystal composition excellent in vertical alignment and compatibility and to provide a liquid crystal display device produced using the same. The problem is solved by a liquid crystal composition containing one or two or more kinds of self-aligning polymerizable monomers and one or two or more kinds of polymerizable monomers (or polymerizable compounds) having a specific chemical structure, and a liquid crystal display device produced using the same, specifically a liquid crystal composition containing a polymerizable monomer represented by General Formula (I) and a spontaneously aligning monomer which has a chemical structure different from that of the polymerizable monomer represented by General Formula (I), and has a polar group, and a liquid crystal display device containing the same.Type: GrantFiled: May 17, 2018Date of Patent: April 26, 2022Assignee: DIC CORPORATIONInventors: Junichi Mamiya, Yuichi Inoue, Masaomi Kimura, Junko Yamamoto, Masanao Hayashi, Hirokazu Sugiyama
-
Patent number: 11279716Abstract: The present specification relates to a cyclic compound containing nitrogen, and a color conversion film, a backlight unit, and a display apparatus, including the same.Type: GrantFiled: July 28, 2017Date of Patent: March 22, 2022Assignee: LG CHEM, LTD.Inventors: Hye Mi Oh, Dong Mok Shin
-
Patent number: 11263929Abstract: A flexible display apparatus includes at least two components that are stacked, and at least one optical adhesive layer. Each optical adhesive layer is disposed between two adjacent components of the at least two components, and includes at least two adhesive layers stacked in a stacking direction of the at least two components. The at least two adhesive layers include at least one first adhesive layer and at least one second adhesive layer. One of the at least one first adhesive layer is adhered to one of the two adjacent components, and a storage modulus of each second adhesive layer is less than a storage modulus of each first adhesive layer.Type: GrantFiled: June 21, 2019Date of Patent: March 1, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shuang Du, Paoming Tsai
-
Patent number: 11254082Abstract: The present invention is a multi-layer tube comprising at least two layers having an (a) layer containing an aliphatic polyamide composition (A) and a (b) layer containing a semi-aromatic polyamide composition (B) containing a specific semi-aromatic polyamide (B1), wherein the aliphatic polyamide composition (A) contains a specific amount of an aliphatic polyamide (A1) and a specific amount of an elastomer polymer (A2) containing an unsaturated compound having a carboxyl group and/or acid anhydride group, and the product of the terminal amino group concentration [X] of the aliphatic polyamide (A1) per g of the aliphatic polyamide composition (A) and the total concentration [Y] of the carboxyl group and acid anhydride group of the elastomer polymer (A2) per g of the aliphatic polyamide composition (A) is a specific amount.Type: GrantFiled: September 3, 2014Date of Patent: February 22, 2022Assignee: UBE INDUSTRIES, LTD.Inventors: Koji Nakamura, Shigekazu Okamura, Hiroaki Fujii
-
Patent number: 11245081Abstract: This invention discloses novel compounds containing carbazole and (or) DBX units, separated with polyaromatic spacers. These compounds can be used as hosts for PHOLEDs.Type: GrantFiled: March 30, 2020Date of Patent: February 8, 2022Assignee: Universal Display CorporationInventors: Alexey Borisovich Dyatkin, Lichang Zeng
-
Patent number: 11214041Abstract: Provided is an oxygen-absorbing packaging material which is used for adhesive patches or the like containing an easily oxidizable component and an oily component, and which has improved tearability, while maintaining good heat seal strength. The present invention relates to an easily tearable oxygen-absorbing packaging material which has a multilayer structure comprising an oxygen barrier layer, an oxygen absorption layer and a sealant film, and wherein: the sealant film is a multilayer resin film that comprises at least a core layer and an inner layer having heat sealability; and the core layer contains 20-40% by mass of a cyclic polyolefin resin and/or an acrylic resin and 60-80% by mass of a polyethylene terephthalate resin relative to the total mass of the core layer.Type: GrantFiled: July 19, 2017Date of Patent: January 4, 2022Assignee: Toyo Seikan Group Holdings, Ltd.Inventors: Takafumi Ohsawa, Yoshihiro Ohta, Hiroki Komagata
-
Patent number: 11208526Abstract: The present application relates to a curable composition. The curable composition of the present application exhibits excellent adhesion ability and liquid crystal orientation ability simultaneously before or after curing, so that it can be effectively applied to various optical uses.Type: GrantFiled: November 24, 2017Date of Patent: December 28, 2021Inventors: Dong Hyun Woo, Seung Min Lee, Se Woo Yang
-
Patent number: 11193049Abstract: The present application relates to a curable composition. The curable composition of the present application exhibits excellent adhesion ability and liquid crystal orientation ability simultaneously before or after curing, so that it can be effectively applied to various optical uses.Type: GrantFiled: November 24, 2017Date of Patent: December 7, 2021Inventors: Seung Min Lee, Dong Hyun Woo, Se Woo Yang
-
Patent number: 11174217Abstract: A compound represented by formula (i) has, as Ki1 in the formula (i), a structure represented by any one of formula (K-1) to formula (K-3). When used in a liquid crystal composition, it adheres to substrates which hold the liquid crystal composition (liquid crystal layer) therebetween, thereby permitting liquid crystal molecules to be maintained in the state of being aligned in the vertical direction. The liquid crystal composition using the compound enables liquid crystal molecules to be aligned even when the PI layer is not provided (vertical alignment of liquid crystal molecules is induced without the voltage applied and horizontal alignment of liquid crystal molecules is realized with the voltage applied). It is possible to provide a polymerizable compound being excellent in storability and capable of uniform vertical alignment of liquid crystal molecules with no PI layer provided.Type: GrantFiled: May 29, 2018Date of Patent: November 16, 2021Assignee: DIC CORPORATIONInventors: Ayaki Hosono, Masanao Hayashi
-
Patent number: 11126028Abstract: A photoluminescent liquid crystal display includes: a liquid crystal panel including a lower substrate, an upper substrate, a liquid crystal layer interposed between the upper and lower substrates, and a photoluminescent color filter layer disposed between the upper substrate and the liquid crystal layer; an optical device disposed on the upper substrate; a polarizing plate disposed under the lower substrate; and a backlight unit disposed under the polarizing plate and which emits blue light, where the photoluminescent color filter layer includes a first color filter which emits polarized red light, a second color filter which emits polarized green light, and a third color filter which emits polarized blue light, and the first color filter and the second color filter include a semiconductor nanocrystal-polymer composite.Type: GrantFiled: August 31, 2017Date of Patent: September 21, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Eun Joo Jang, Shin Ae Jun, Hyun A Kang