Patents Assigned to Nitto-Denko
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Publication number: 20140290488Abstract: The ventilation member of the present invention includes: a support; and an air-permeable membrane disposed on the support. The support includes: a base portion supporting the air-permeable membrane; and a leg portion extending from the base portion toward the interior space of a housing and adapted to fix the ventilation member to the opening of the housing. The leg portion includes: insertion portions separated from each other in a circumferential direction by slits formed between the insertion portions, the insertion portions being adapted to be elastically deformed radially inwardly when the insertion portions are inserted into the opening and then to be fixed to the opening; and rounded portions each formed in a region between an inner circumferential surface of the insertion portion and a circumferential end surface of the insertion portion at a root of the insertion portion and having a rounded convex surface.Type: ApplicationFiled: March 26, 2014Publication date: October 2, 2014Applicant: Nitto Denko CorporationInventors: Kou UEMURA, Youzou YANO
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Publication number: 20140295603Abstract: A method is provided for producing an organic EL element having excellent electric properties in a relatively low cost. The method includes the steps of using a vapor deposition apparatus 7 including a first vapor deposition source 721 including a first organic layer forming material and a second vapor deposition source 722 including a second organic layer forming material; forming a first organic layer on a surface to be processed of a substrate 73 by colliding the first organic layer forming material vaporized from the first vapor deposition source 721 with the surface to be processed of the substrate 73; and thereafter, forming a mixed layer by colliding the vaporized second organic layer forming material from the second vapor deposition source 722 with the first organic layer in a migration state of the first organic layer forming material.Type: ApplicationFiled: August 24, 2012Publication date: October 2, 2014Applicant: NITTO DENKO CORPORATIONInventors: Ryohei Kakiuchi, Kanako Hida, Shigenori Morita
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Publication number: 20140290489Abstract: The ventilation member of the present invention includes: a support; and an air-permeable membrane disposed on the support. The support includes: a base portion supporting the air-permeable membrane; and a leg portion extending from the base portion toward the interior space of a housing and adapted to fix the ventilation member to the opening of the housing. The leg portion includes: insertion portions separated from each other in a circumferential direction by slits formed between the insertion portions in an insertion start side of the leg portion, the insertion portions being adapted to be elastically deformed radially inwardly when the insertion portions are inserted into the opening and then to be fixed to the opening; and receding portions in the insertion portions.Type: ApplicationFiled: March 26, 2014Publication date: October 2, 2014Applicant: Nitto Denko CorporationInventors: Kou UEMURA, Youzou YANO
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Publication number: 20140290490Abstract: The present invention provides a ventilation member attachable to a housing having an opening for ventilation. This ventilation member includes: a support including: a base portion adapted to form an air passage between an interior space and an exterior space of the housing; and a leg portion extending from the base portion and adapted to be fitted into the opening; an air-permeable membrane disposed on the support to cover the air passage; and a sealing member made of a resin and placed at a root of the leg portion of the support. This sealing member has a compression set of 10% or less when measured under conditions of a test temperature of 100° C. and a test time of 100 hours in accordance with JIS K 6262. According to the present invention, it is possible to provide a ventilation member suitable for preventing water from entering a housing even during a high-pressure car wash test using high-temperature water.Type: ApplicationFiled: March 26, 2014Publication date: October 2, 2014Applicant: Nitto Denko CorporationInventors: Kou UEMURA, Youzou YANO
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Publication number: 20140294934Abstract: Here described are compounds of formula I: wherein R1 and R2 is independently selected from a group consisting of C10 to C18 alkyl, C12 to C18 alkenyl, and oleyl group; wherein R3 and R4 are independently selected from a group consisting of C1 to C6 alkyl, and C2 to C6 alkanol; wherein X is selected from a group consisting of —CH2—, —S—, and —O— or absent; wherein Y is selected from —(CH2)n, —S(CH2)n, —O(CH2)n—, thiophene, —SO2(CH2)n—, and ester, wherein n=1-4; wherein a=1-4; wherein b=1-4; wherein c=1-4; and wherein Z is a counterion; as well as compositions and pharmaceutical formulations including compounds of formula I which are useful for the delivery of therapeutic agents; and methods of using these compositions and formulations.Type: ApplicationFiled: April 18, 2014Publication date: October 2, 2014Applicant: Nitto Denko CorporationInventors: Yoshiro Niitsu, Victor Knopov, Joseph E. Payne, Zheng Hou, John A. Gaudette, Violetta Akopian, Richard P. Witte, Mohammad Ahmadian, Loren A. Perelman, Yasunobu Tanaka, Priya Karmali, Sridhar C. Nagarajan
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Publication number: 20140295183Abstract: Provided are a pressure-sensitive adhesive sheet that has an antistatic property; suppresses a peeling electrification voltage when a non-antistatic treated adherend is peeled off; has a small adhesive strength occurring at high-speed peeling; has an adhesive strength occurring at low-speed peeling so large as not to cause a problem, such as lifting and peeling off; and has an excellent transparency; and a pressure-sensitive adhesive composition capable of obtaining an optical film to which the pressure-sensitive adhesive sheet is bonded. Disclosed is a pressure-sensitive adhesive composition containing a polymer (A) having a glass transition temperature of lower than 0° C. and a polymer (B) containing a reactive ionic liquid as a monomer unit and having an intrinsic viscosity (dL/g) of 0.01 or more and less than 0.5.Type: ApplicationFiled: March 27, 2014Publication date: October 2, 2014Applicant: NITTO DENKO CORPORATIONInventors: Masato Yamagata, Masayuki Okamoto
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Publication number: 20140295180Abstract: Provided is an antistatic pressure-sensitive adhesive sheet and an optical film, excellent in antistatic properties, adhesive properties, heat resistance, and low staining properties, and capable of preventing adhesion of dirt and dust in particular and destruction of electronic components due to static electricity. Disclosed is an antistatic pressure-sensitive adhesive sheet having an antistatic substrate film; and a pressure-sensitive adhesive layer on at least one side of the antistatic substrate film, wherein the pressure-sensitive adhesive layer is formed of an antistatic pressure-sensitive adhesive composition containing a (meth)acrylic-based polymer containing a reactive ionic liquid as a monomer unit.Type: ApplicationFiled: March 27, 2014Publication date: October 2, 2014Applicant: NITTO DENKO CORPORATIONInventors: Masato Yamagata, Masayuki Okamoto
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Publication number: 20140295182Abstract: Provided is a PSA tape for an electrochemical device, which can be peeled off rapidly and will not damage adherend materials or the PSA tape itself, or will not leave adhesive residues, when an adhesion defectiveness occurs during the manufacturing and processing of an electrochemical device, especially an electrolytic capacitor or a battery. The PSA tape comprises a substrate and a PSA layer placed on at least one face of the substrate. In the PSA tape, an anchoring strength of the PSA layer to the substrate is 7.0 N/10 mm or more.Type: ApplicationFiled: March 27, 2014Publication date: October 2, 2014Applicant: NITTO DENKO CORPORATIONInventors: Qinli DONG, Weizhong PENG, Shigeki KAWABE, Tadashi TERASHIMA
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Publication number: 20140290826Abstract: A method for manufacturing an LCD panel comprises: (a) continuously feeding an LC cell comprising first and second substrates, the first substrate being relatively less susceptible to electrostatic decay than the second substrate, (b) laminating a first polarizing plate to the first substrate of the LC cell while avoiding direct contact between the first laminating member and the first substrate; (c) laminating a second polarizing plate to the second substrate with the first substrate being in contact with a second laminating member through the first polarizing plate laminated to the first substrate in the step (b) while avoiding direct contact between the second laminating member and the first substrate, thereby obtaining an LCD panel, and (d) conducting an inspection of the LCD panel without applying voltage, wherein steps (a), (b), (c) and (d) are performed sequentially in a single continuous feed line.Type: ApplicationFiled: June 18, 2014Publication date: October 2, 2014Applicant: NITTO DENKO CORPORATIONInventors: Satoru Koshio, Kazuo Kitada, Tomokazu Yura, Takuya Nakazono, Masahiro Takigawa
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Patent number: 8846172Abstract: Disclosed herein are a laminated composite and process for making the same. The laminated composite includes at least one wavelength-converting layer and at least one non-emissive layer, wherein a vertical relief gap pattern defines the composite into a plurality of discrete separable portions, and the discrete separable portions are breakably joined by a non-emissive layer. Separation along the relief gap pattern reduces color variation amongst the discrete portions and processes.Type: GrantFiled: October 14, 2011Date of Patent: September 30, 2014Assignee: Nitto Denko CorporationInventors: Toshitaka Nakamura, Hironaka Fujii, Amane Mochizuki
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Patent number: 8845208Abstract: An optical connector reduced in size and capable of reducing optical coupling losses when optical waveguides are connected to each other, and a method of manufacturing the same are provided. The optical connector comprises: an optical waveguide including cores for transmitting light, an under cladding layer provided under the cores, and an over cladding layer provided over the cores; and a ferrule section for optical connection provided in each end portion of the optical waveguide. Part of at least one of the over cladding layer and the under cladding layer lying in a location corresponding to each end portion of the optical waveguide is thick-walled to become the ferrule section for optical connection. A thin-walled part of the optical connector lying between the ferrule sections is an optical waveguide section. The optical connector requires no additional component as a ferrule, and is made small in size.Type: GrantFiled: October 18, 2011Date of Patent: September 30, 2014Assignee: Nitto Denko CorporationInventors: Yuichi Tsujita, Yusuke Shimizu, Ryusuke Naito
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Patent number: 8846813Abstract: The present invention provides an optical pressure-sensitive adhesive sheet excellent in anti-foaming release property in which whitening due to humidification hardly occurs. The invention relates to an optical pressure-sensitive adhesive sheet including a pressure-sensitive adhesive layer formed from a pressure-sensitive adhesive composition including: an acrylic polymer (A) which has a weight average molecular weight of 100,000 to 3,000,000 and is formed from a component including, as essential monomer components, a monomer having a nitrogen atom in a molecule thereof and a monomer having a hydroxyl group in a molecule thereof; and an acrylic polymer (B) having a weight average molecular weight of 1,000 to 30,000.Type: GrantFiled: April 27, 2012Date of Patent: September 30, 2014Assignee: Nitto Denko CorporationInventors: Masatomo Natsui, Yoshihito Takami, Kenta Yamashita
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Patent number: 8845095Abstract: Described herein are devices, compositions, and methods for improving color discernment.Type: GrantFiled: August 2, 2012Date of Patent: September 30, 2014Assignee: Nitto Denko CorporationInventors: Brett T. Harding, Sheng Li, Amane Mochizuki, David T. Sisk
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Patent number: 8846197Abstract: An impact-absorbing pressure-sensitive adhesive sheet according to an embodiment of the present invention includes an impact-absorbing pressure-sensitive adhesive layer including an impact-absorbing layer. A side surface of the impact-absorbing pressure-sensitive adhesive layer includes a tapered surface; and the tapered surface has a taper angle of 65° or more.Type: GrantFiled: August 2, 2007Date of Patent: September 30, 2014Assignee: Nitto Denko CorporationInventors: Tomonori Noguchi, Atsushi Hino, Kanji Nishida, Kazuo Kitada, Takaichi Amano
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Patent number: 8846774Abstract: The present invention relates to a resin composition for a polyolefin resin foam, including: a polyolefin (A) having a melt flow rate (MFR) at a temperature of 230° C. of 0.2 to 0.7 g/10 min and a melt tension at break measured at a temperature of 190° C. of 30 cN or more; and a polyolefin (B) having a melt flow rate (MFR) at a temperature of 230° C. of 1.5 to 10 g/10 min and a melt tension at break measured at a temperature of 190° C. of 10 cN or more, in which the polyolefin (B) is contained in an amount of from 15 to 75 parts by weight based on 100 parts by weight of the polyolefin (A).Type: GrantFiled: July 27, 2012Date of Patent: September 30, 2014Assignee: Nitto Denko CorporationInventors: Naomi Jintoku, Itsuhiro Hatanaka, Tetsurou Kobayashi
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Publication number: 20140284581Abstract: Disclosed herein are compounds represented by formula: where HT, ET, and R1-R6 are described herein. Compositions of said compounds along with organic light-emitting diode (OLED) devices related thereto are also disclosed.Type: ApplicationFiled: March 21, 2014Publication date: September 25, 2014Applicant: NITTO DENKO CORPORATIONInventor: Shijun Zheng
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Publication number: 20140285887Abstract: A method of producing a polarizing plate according to an embodiment of the present invention includes: stretching and dyeing a laminate including a resin substrate and a polyvinyl alcohol-based resin layer formed on one side of the resin substrate to produce a polarizing film on the resin substrate; laminating a first protective film on the polarizing film on an opposite side to the resin substrate; and peeling the resin substrate, followed by laminating a second protective film on the polarizing film on a side from which the resin substrate has been peeled. The laminating of at least one of the first protective film and the second protective film is performed through an adhesive having a moisture content of 10% or less.Type: ApplicationFiled: December 3, 2013Publication date: September 25, 2014Applicant: NITTO DENKO CORPORATIONInventors: Shusaku Goto, Takeshi Saitou, Masashi Shinagawa, Yuuki Nakano, Minoru Miyatake
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Publication number: 20140283691Abstract: A waterproof ventilation structure according to the present invention includes: a housing having an interior space and an opening communicating the interior space with an exterior space; and a waterproof air-permeable membrane covering the opening. The waterproof air-permeable membrane is a layered product including a first stretched porous polytetrafluoroethylene (PTFE) membrane containing a filler and a second stretched porous PTFE membrane not containing a filler. The waterproof air-permeable membrane is disposed so that the second stretched porous PTFE membrane is located closer to the interior space than the first stretched porous PTFE membrane. The present invention provides a waterproof ventilation structure configured such that a filler is less likely to fall in a housing.Type: ApplicationFiled: March 25, 2014Publication date: September 25, 2014Applicant: NITTO DENKO CORPORATIONInventor: Kouji FURUUCHI
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Publication number: 20140287223Abstract: An ethylene-propylene-diene rubber foamed material is obtained by foaming a rubber composition containing an ethylene-propylene-diene rubber. In the ethylene-propylene-diene rubber foamed material, the content ratio of a sulfur atom calculated based on the measurement result of a fluorescent X-ray measurement, based on mass, is 1000 ppm or less, a rate of change of a 50% compressive load value after being heated at 140° C. for 7 days to a 50% compressive load value before being heated is 50% or more and 150% or less, and the 50% compressive load value before being heated is 0.1 N/cm2 or more and 2.0 N/cm2 or less.Type: ApplicationFiled: March 12, 2014Publication date: September 25, 2014Applicant: NITTO DENKO CORPORATIONInventors: Bunta HIRAI, Takayuki IWASE
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Publication number: 20140284584Abstract: Disclosed herein are compounds represented by the formula: where HT and n are defined herein. Compositions of said compounds along with organic light-emitting diode (OLED) devices related thereto are also disclosed.Type: ApplicationFiled: March 25, 2014Publication date: September 25, 2014Applicant: NITTO DENKO CORPORATIONInventor: Shijun Zheng