Light Sensitive Patents (Class 252/501.1)
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Patent number: 11970587Abstract: A covering material includes: a resin component containing at least one of a crosslinkable resin having photo crosslinkability and thermal crosslinkability and a crosslinkable monomer having photo crosslinkability and thermal crosslinkability; a photoinitiator; and a thermal initiator. A cable includes a core and the covering material that covers the core. A method of manufacturing a cable includes covering a core with a covering material and crosslinking the covering material, wherein the covering material includes: a resin component containing at least one of a crosslinkable resin having photo crosslinkability and thermal crosslinkability and a crosslinkable monomer having photo crosslinkability and thermal crosslinkability; a photoinitiator; and a thermal initiator.Type: GrantFiled: October 10, 2018Date of Patent: April 30, 2024Assignee: Proterial, Ltd.Inventors: Hideyuki Suzuki, Sohei Kodama
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Patent number: 11633359Abstract: Provided are a method for producing organic material microparticles and a method for modifying organic material microparticles, whereby it becomes possible to improve the crystallinity of organic material microparticles or achieve the crystal transformation of the organic material microparticles while preventing the growth of the organic material microparticles in a solvent. A surfactant is added to a solvent that is capable of partially dissolving organic material microparticles, and then the organic material microparticles are reacted with the solvent. In this manner, it becomes possible to improve the degree of crystallization of the organic material microparticles or achieve the crystal transformation of the organic material microparticles without substantially altering the particle diameters of the organic material microparticles.Type: GrantFiled: December 15, 2015Date of Patent: April 25, 2023Assignee: M. TECHNIQUE CO., LTD.Inventors: Masakazu Enomura, Kaeko Araki, Daisuke Honda
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Patent number: 11609461Abstract: The present invention provides a display and a method of manufacturing the same, the display including: a first substrate; a first black matrix disposed on the first substrate; a second substrate disposed on the first black matrix; and a second black matrix disposed between the second substrate and the first black matrix, wherein the second black matrix has a photonic crystal structure.Type: GrantFiled: September 16, 2019Date of Patent: March 21, 2023Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventor: Yu Zhang
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Patent number: 11527669Abstract: A photovoltaic device and method include a substrate, a conductive layer formed on the substrate and an absorber layer formed on the conductive layer from a Cu—Zn—Sn containing chalcogenide material. An emitter layer is formed on the absorber layer and a buffer layer is formed on the emitter layer including an atomic layer deposition (ALD) layer. A transparent conductor layer is formed on the buffer layer.Type: GrantFiled: May 10, 2018Date of Patent: December 13, 2022Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Jeehwan Kim, David B. Mitzi, Byungha Shin, Teodor K. Todorov, Mark T. Winkler
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Patent number: 11268190Abstract: Processes for depositing silicon-containing films (e.g., silicon, amorphous silicon, silicon oxide, silicon nitride, silicon carbide, silicon oxynitride, silicon carbonitride, doped silicon films, and metal-doped silicon nitride films) are performed using halidosilane precursors. Examples of halidosilane precursor compounds described herein, include, but are not limited to, monochlorodisilane (MCDS), monobromodisilane (MBDS), monoiododisilane (MIDS), monochlorotrisilane (MCTS), and monobromotrisilane (MBTS), monoiodotrisilane (MITS). Also described herein are methods for depositing silicon containing films such as, without limitation, silicon, amorphous silicon, silicon oxide, silicon nitride, silicon carbide, silicon oxynitride, silicon carbonitride, doped silicon films, and metal-doped silicon nitride films, at one or more deposition temperatures of about 500° C. or less.Type: GrantFiled: June 14, 2016Date of Patent: March 8, 2022Assignee: Versum Materials US, LLCInventors: Xinjian Lei, Jianheng Li, John Francis Lehmann, Alan Charles Cooper
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Patent number: 11060026Abstract: An electroluminescent device includes a first electrode and a second electrode facing each other, and an emissive layer disposed between the first electrode and the second electrode and including the quantum dots. The quantum dots include a semiconductor nanocrystal core including indium (In) and phosphorous (P), a first semiconductor nanocrystal shell disposed on the semiconductor nanocrystal core, the first semiconductor nanocrystal shell including zinc and selenium, and a second semiconductor nanocrystal shell disposed on the first semiconductor nanocrystal shell, the second semiconductor nanocrystal shell including zinc and sulfur, wherein the quantum dots do not include cadmium. The electroluminescent device has an external quantum efficiency of greater than or equal to about 9% and a maximum brightness of greater than or equal to about 10,000 candelas per square meter (cd/m2).Type: GrantFiled: October 29, 2020Date of Patent: July 13, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yuho Won, Ha Il Kwon, Eun Joo Jang, Jaejun Chang, Dae Young Chung
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Patent number: 10978255Abstract: A bichromic bipodal triphenyl amine based dye of the following formula: n 0 1 0 2 2 2 0 1 3 3 3 3 0 1?2 m 0 0 1 0 1 2 2 2 0 1 2 3 3 3?3 Wherein R=Type: GrantFiled: October 30, 2018Date of Patent: April 13, 2021Inventors: Bryan Koivisto, Benjamin J. D. Fischer, Omar K. Abdi, Olga Sarycheva, Burhan A. Hussein, Selvyn Simoes, Francis Buguis, Hardeep S. Devgan
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Patent number: 10937930Abstract: Provided is a light emitting device that includes a substrate; a first electrode formed by a first electrically conductive layer arranged over the substrate; an active light emitting layer arranged over said first electrically conductive layer, and that includes a host matrix and light emitting quantum dots embedded there within; and a second electrode formed by a second electrically conductive layer arranged over the active light emitting layer. The host matrix has charge carrier supplier quantum dots blended with the light emitting quantum dots, forming a binary blend where the charge carrier supplier quantum dots are made and arranged to supply charge carriers to the light emitting quantum dots, and wherein the light emitting quantum dots are made and arranged to accept the supplied charge carriers. Also provided is a spectrometer having the LED and a down-converting film for a LED.Type: GrantFiled: August 29, 2019Date of Patent: March 2, 2021Assignees: FUNDACIÓ INSTITUT DE CIÈNCIES FOTÒNIQUES, INSTITUCIÓ CATALANA DE RECERCA I ESTUDIS AVANCATSInventors: Gerasimos Konstantatos, Santanu Pradhan
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Patent number: 10923534Abstract: Provided is a rectifying element that prevents erroneous writing and an erroneous operation and that is substituted for a select transistor; a rewritable semiconductor device that uses a nonvolatile switch including the rectifying element and having excellent reliability, a small area, and low power consumption has a stacked structure of a first electrode 11, a first buffer layer 14, a rectifying layer 13, a second buffer layer 15, and a second electrode 12; and the rectifying layer 13 comprises a first silicon nitride layer 16 having a high nitrogen content (50 atm % or more) and second silicon nitride layers 17A and 17B having a lower nitrogen content than the first silicon nitride layer 16 (50 atm % or less), wherein the second silicon nitride layers 17A and 17B are in contact with the first and second buffer layers (14, 15), respectively, and the first silicon nitride layer 16 is sandwiched between the second silicon nitride layers 17A and 17B.Type: GrantFiled: July 24, 2017Date of Patent: February 16, 2021Assignee: NEC CORPORATIONInventors: Naoki Banno, Munehiro Tada, Noriyuki Iguchi
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Patent number: 10862037Abstract: There is provided a compound having Formula I In Formula I: BCz is a substituted or unsubstituted benzocarbazole unit; L1 and L2 are the same or different and are H, D, halogen, aryl, arylamino, crosslinkable groups, deuterated aryl, deuterated arylamino, or deuterated crosslinkable groups; Q1 and Q2 are the same or different and are a single bond, alkyl, aryl, heteroaryl, diarylamino, triarylamino, deuterated alkyl, deuterated aryl, deuterated heteroaryl, deuterated diarylamino, or deuterated triarylamino; and n is an integer greater than 0, with the proviso that when n=1, L1 and L2 are Cl, Br, crosslinkable groups or deuterated crosslinkable groups.Type: GrantFiled: October 11, 2016Date of Patent: December 8, 2020Inventors: Viacheslav V Diev, Weiying Gao, Weishi Wu
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Patent number: 10550322Abstract: Provided is a ternary or quaternary semiconductor nanoparticle that enables the band-edge emission and a less toxic composition. A semiconductor nanoparticle is provided that contains Ag, In, and S and has an average particle size of 50 nm or less, wherein the ratio of the number of atoms of Ag to the total number of atoms of Ag and In is 0.320 or more and 0.385 or less, the ratio of the number of atoms of S to the total number of atoms of Ag and In is 1.20 or more and 1.45 or less. The semiconductor nanoparticle is adapted to emit photoluminescence having a photoluminescence lifetime of 200 ns or less upon being irradiated with light having a wavelength in a range of 350 nm to 500 nm.Type: GrantFiled: September 5, 2017Date of Patent: February 4, 2020Assignees: NATIONAL UNIVERSITY CORPORATION NAGOYA UNIVERSITY, OSAKA UNIVERSITY, NICHIA CORPORATIONInventors: Tsukasa Torimoto, Tatsuya Kameyama, Marino Kishi, Susumu Kuwabata, Taro Uematsu, Daisuke Oyamatsu
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Patent number: 10372047Abstract: An electrophotographic photosensitive member includes a conductive substrate and a photosensitive layer. The photosensitive layer is a single-layer photosensitive layer. The photosensitive layer contains a charge generating material, a hole transport material, an electron transport material, a binder resin, and an additive. The additive contains a carboxylic acid anhydride. A reduction potential of the carboxylic acid anhydride is at least ?1.40 V versus a reference electrode (Ag/Ag+). The carboxylic acid anhydride is contained in an amount of at least 0.02 parts by mass and no greater than 10.00 parts by mass relative to 100 parts by mass of the binder resin.Type: GrantFiled: January 25, 2018Date of Patent: August 6, 2019Assignee: KYOCERA Document Solutions Inc.Inventors: Tomofumi Shimizu, Kiichiro Oji
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Patent number: 10254620Abstract: The invention includes photoelectrophoretic displays and methods for creating reflective images using photoelectrophoretic displays. A photoelectrophoretic display typically includes a transparent electrode, an encapsulated photoelectrophoretic medium, and a rear electrode. An image is created by supplying an electrical potential between the electrodes that is insufficient to cause the photoelectrophoretic particles to move to the transparent electrode in the absence of incident light. In the presence of incident light, however, the photoelectrophoretic particles move to the viewing surface (transparent electrode), thereby producing an image.Type: GrantFiled: March 2, 2017Date of Patent: April 9, 2019Assignee: E Ink CorporationInventor: Sunil Krishna Sainis
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Patent number: 10177262Abstract: Materials and methods for preparing Cu2XSnY4 nanoparticles, wherein X is Zn, Cd, Hg, Ni, Co, Mn or Fe and Y is S or Se, (CXTY) are disclosed herein. The nanoparticles can be used to make layers for use in thin film photovoltaic (PV) cells. The CXTY materials are prepared by a colloidal synthesis in the presence of labile organo-chalcogens. The organo-chalcogens serves as both a chalcogen source for the nanoparticles and as a capping ligand for the nanoparticles.Type: GrantFiled: March 13, 2014Date of Patent: January 8, 2019Assignee: Nanoco Technologies Ltd.Inventors: Nathalie Gresty, James Harris, Ombretta Masala, Nigel Pickett, Laura Wylde, Christopher Newman
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Patent number: 10090477Abstract: A thin film that has high flatness and high charge transport properties and enables an organic EL element to achieve excellent luminance characteristics if applied thereto can be obtained by using a charge-transporting varnish which contains a charge-transporting substance, an organosilane compound that is composed of a polymer prepared in advance by subjecting an alkoxysilane compound to hydrolysis-condensation and having a weight average molecular weight of 500-10,000, and an organic solvent, said alkoxysilane compound containing at least one compound selected from among alkoxysilane compounds represented by formulae (1-1) and (1-2). SiR1(OR2)3 (1-1) SiR12(OR2)2 (1-2) (In the formulae, each R1 independently represents an alkyl group having 1-20 carbon atoms, which is substituted by Z1, or the like; each R2 independently represents an alkyl group having 1-20 carbon atoms, which may be substituted by Z3; and each of Z1 and Z3 represents a halogen atom or the like.).Type: GrantFiled: May 20, 2015Date of Patent: October 2, 2018Assignee: NISSAN CHEMICAL INDUSTRIES, LTD.Inventors: Naoki Nakaie, Jun Hashimoto, Haruka Koga
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Patent number: 10040943Abstract: Hollow silica-based particles having cavities inside the outer shell having a low refractive index. The method of producing the silica-based particles comprises the following steps (a) and (b): (a) a step in which, when an aqueous silicate solution and/or an acidic silicic acid solution and an aqueous solution of an alkali-soluble inorganic compound are simultaneously added in an alkali aqueous solution to prepare a dispersion liquid of composite oxide particles, an electrolytic salt is added at the molar ratio of a mole number of the electrolytic salt (ME) versus that of SiO2 (MS) [(ME)/(MS)] in the range from 0.1 to 10, and (b) a step of furthermore adding an electrolytic salt, if necessary, to the dispersion liquid of composite oxide particles and then removing at least a portion of elements constituting the composite oxide other than silicon by adding an acid to prepare a dispersion liquid of silica-based particles.Type: GrantFiled: July 8, 2004Date of Patent: August 7, 2018Assignee: JGC CATALYSTS AND CHEMICALS LTD.Inventors: Ryo Muraguchi, Mitsuaki Kumazawa, Toshiharu Hirai, Masafumi Hirai
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Patent number: 10002686Abstract: A method of infusing fibrous substrates with conductive organic particles (e.g. graphene/graphite) and conductive polymer, and the resulting electrically conductive fibrous substrates prepared therefrom are disclosed. All organic electrically conductive fibrous substrates prepared from synthetic fibrous substrates, graphene/graphite, and conductive polymer have been prepared having high electrical conductivity.Type: GrantFiled: March 9, 2015Date of Patent: June 19, 2018Assignee: THE UNIVERSITY OF CONNECTICUTInventors: Gregory Sotzing, Douglas Adamson, Steven Woltornist, Fahad Alamer
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Patent number: 9954188Abstract: A hybrid composite nanomaterial comprising a hydrotalcite like layered double hydroxide compound provided with one or more lanthanide elements inserted into the 2D layers and one or more organic-inorganic (DONOR/ACCEPTOR) compounds, or acids or salts thereof, intercalated between them as shown in FIG. 1 and FIG. 31. The innovative co-axial design for encapsulating the active layer(s) of a hybrid organic-inorganic solar cell, together with the insertion of the hydrotalcite like nanocomposite, for light energy down and up conversion, thereby not only providing the active material more convertible energy, but also providing the opportunity to incorporate in situ the co-axial geometry or envisage a standalone pair of a Photoelectrochemical (PEC) and Fuel cell (FC), to work in parallel to the organic inorganic solar cell, or as standalone respectively.Type: GrantFiled: February 25, 2014Date of Patent: April 24, 2018Inventor: Sumeet Kumar
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Patent number: 9852955Abstract: According to the improved concept, a method for analyzing a semiconductor element comprising polymer residues located on a surface of the semiconductor element is provided. The method comprises marking at least a fraction of the residues by exposing the semiconductor element to a fluorescent substance and detecting the marked residues by visualizing the marked residues on the surface of the semiconductor element using fluorescence microscopy.Type: GrantFiled: November 3, 2016Date of Patent: December 26, 2017Assignee: AMS AGInventors: Helene Gehles, Thomas Bodner, Joerg Siegert
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Patent number: 9562286Abstract: The hardness of zinc sulfide is increased by adding selective elements within a specified range to the crystal lattice of the zinc sulfide. The increased hardness over conventional zinc sulfide does not substantially compromise the optical properties of the zinc sulfide. The zinc sulfide may be used as a protective coating for windows and domes.Type: GrantFiled: September 26, 2014Date of Patent: February 7, 2017Assignees: Dow Global Technologies LLC, Rohm and Haas Electronic Materials LLCInventors: Jitendra S. Goela, Hangyao Wang, Hua Bai, Michael A. Pickering
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Patent number: 9536128Abstract: There is provided a thin biometric detection module, which is advantageous in being able to detect scattered light from body tissue after the light transmitting in the body tissue without additional optical mechanism placed on the semiconductor optical detection pixel of the detection module for biometric detection.Type: GrantFiled: June 10, 2014Date of Patent: January 3, 2017Assignee: PIXART IMAGING INC.Inventors: Ren-Hau Gu, Yen-Min Chang
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Patent number: 9490282Abstract: An image sensor pixel, and image sensor, and a method of fabricating the same is disclosed. The image pixel includes a photosensitive capacitor and a transistor network. The photosensitive capacitor includes an electrode, a conductive layer, a dielectric layer, and a photosensitive semiconductor material. The conductive layer is disposed around the electrode and the dielectric layer is formed between the conductive layer and the electrode. The photosensitive semiconductor material is for generating an image signal in response to image light and is disposed between the dielectric layer and the electrode. The transistor network is coupled to readout the image signal from the electrode of the photosensitive capacitor.Type: GrantFiled: March 19, 2015Date of Patent: November 8, 2016Assignee: OmniVision Technologies, Inc.Inventors: Wu-Zang Yang, Chia-Ying Liu, Chih-Wei Hsiung, Chun-Yung Ai, Dyson H. Tai, Dominic Massetti
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Patent number: 9464192Abstract: An addition-curable silicone composition includes: a three-dimensional network organopolysiloxane having at least one alkenyl group and at least one aryl group in one molecule, having a siloxane unit represented by the following general formula, R2SiO, and SiO2, and not having a unit represented by RSiO3/2, wherein R represents an organic group; a linear organopolysiloxane having at least two alkenyl groups and at least one aryl group in one molecule; an organosilicon compound having at least two hydrogen atoms bonded to silicon atoms per one molecule, and not having an alkenyl group; and a hydrosilylation catalyst containing a platinum group metal. Thereby, there can be provided an addition-curable silicone composition which provides a cured product having high refractive index, transparency, and temperature cycling resistance, an optical device encapsulating material, and an optical device which is encapsulated with the optical device encapsulating material.Type: GrantFiled: November 28, 2013Date of Patent: October 11, 2016Assignee: SHIN-ETSU CHEMICAL CO., LTD.Inventor: Shinji Kimura
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Patent number: 9453291Abstract: A single crystal pulling apparatus (1) has a quartz crucible (2) for accommodating silicon melt (3), a graphite crucible (4) for retaining the quartz crucible (2), a tray (5) for securing and holding the graphite crucible (4) from below, and a crucible rotating shaft (6) for supporting the tray (5) from below and for elevating and lowering the tray (5) and the crucibles (2), (4) while rotating them. A low heat conductive member (10) is interposed on a joint surface between the tray (5) and the crucible rotating shaft (6). The low heat conductive member (10) is formed in a substantially tubular shape, and is interposed in such a manner that a protruding portion of the crucible rotating shaft (6) is inserted through a center hole of the low heat conductive member (10). Thereby, a gap portion (11) is formed below a bottom portion of the tray (5).Type: GrantFiled: November 21, 2011Date of Patent: September 27, 2016Assignee: TOYO TANSO CO., LTD.Inventors: Osamu Okada, Masaaki Kawakami
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Patent number: 9412943Abstract: An organic molecular memory in an embodiment includes a first conductive layer; a second conductive layer; and an organic molecular layer provided between the first conductive layer and the second conductive layer, the organic molecular layer including an organic molecule having an oligophenylene ethynylene backbone, the oligophenylene ethynylene backbone including three or more benzene rings, and the oligophenylene ethynylene backbone including two fluorine atoms added in ortho positions or meta positions of one of the benzene rings other than benzene rings at both ends.Type: GrantFiled: September 1, 2015Date of Patent: August 9, 2016Assignee: Kabushiki Kaisha ToshibaInventors: Koji Asakawa, Yutaka Majima, Hideyuki Nishizawa, Yusuke Tanaka, Shigeki Hattori
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Patent number: 9269596Abstract: An underfill composition comprises a curable resin, a plurality of filler particles loaded within the resin, the filler particles comprising at least 50 weight % of the underfill composition. The filler particles comprise first filler particles having a particle size of from 0.1 micrometers to 15 micrometers and second filler particles having a particle size of less than 100 nanometers. A viscosity of the underfill composition is less than a viscosity of a corresponding composition not including the second filler particles.Type: GrantFiled: December 19, 2013Date of Patent: February 23, 2016Assignee: Intel CorporationInventors: Yonghao Xiu, Nisha Ananthakrishnan, Yiqun Bai, Arjun Krishnan
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Patent number: 9147822Abstract: The present invention discloses heavily doped PbSe with high thermoelectric performance. Thermoelectric property measurements disclosed herein indicated that PbSe is high zT material for mid-to-high temperature thermoelectric applications. At 850 K a peak zT>1.3 was observed when nH˜1.0×1020 cm?3. The present invention also discloses that a number of strategies used to improve zT of PbTe, such as alloying with other elements, nanostructuring and band modification may also be used to further improve zT in PbSe.Type: GrantFiled: October 26, 2011Date of Patent: September 29, 2015Assignee: California Institute of TechnologyInventors: G. Jeffrey Snyder, Heng Wang, Yanzhong Pei
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Patent number: 9054325Abstract: Thin layers or films of metal oxides are used as a semiconductor material of solar cells and they are coated with a sensitizer to achieve the high absorption of sunlight. Various dyes have been used as sensitizers in solar cells. Rylene monoimide derivatives are developed as photosensitizers for dye-sensitized solar cells and as photodetectors. The Rylene monoimide derivatives have very good quantum efficiencies, particularly in the NIR region of the absorption spectrum.Type: GrantFiled: February 8, 2013Date of Patent: June 9, 2015Assignees: 03;BASF SE, Max-Planck-Gesellschaft zur Foerderung der Wissenschaften e.V.Inventors: Flavio Luiz Benedito, Ingmar Bruder, Peter Erk, Neil Gregory Pschirer, Robert Send, Klaus Muellen, Henrike Wonneberger, Chen Li
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Publication number: 20150132885Abstract: The present invention relates to a method for preparing a CIS- or CIGS-based light-absorbing layer which is included in a thin film solar cell. More particularly, the present invention relates to a method for preparing a CIS- or CIGS-based light-absorbing layer which ultimately improves the efficiency of a solar cell since the remaining carbon impurities in the formed light-absorbing layer are minimized and additional sulfurization treatment or selenium treatment is made optional, not requisite.Type: ApplicationFiled: October 8, 2014Publication date: May 14, 2015Inventors: Yeokwon YOON, Tae-Seok LEE, Kyoung-Jun LEE, Jae-Hong KIM
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Patent number: 9029692Abstract: This disclosure relates to electroconductive paste formulations useful in solar panel technology. In one aspect, the disclosure relates to an inorganic reaction system for use in electroconductive paste compositions, wherein the inorganic reaction system comprises a lead containing matrix composition and a tellurium containing matrix composition. In another aspect, the disclosure relates to an electroconductive paste composition comprising a conductive metal component, an inorganic reaction system and an organic vehicle. Another aspect of the disclosure relates to a solar cell produced by applying an electroconductive paste composition of the invention to a silicon wafer. Yet another aspect relates to a solar cell module assembled using solar cells produced by applying an electroconductive paste composition to a silicon wafer, wherein the electroconductive paste composition comprises an conductive metal component, an inorganic reaction system and an organic vehicle.Type: GrantFiled: April 17, 2013Date of Patent: May 12, 2015Assignee: Heraeus Precious Metals North America Conshohocken LLCInventors: Lei Wang, Matthias Hörteis, Weiming Zhang
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Patent number: 9023249Abstract: A polymerizable composition includes at least one monomer, a photoinitiator capable of initiating polymerization of the monomer when exposed to light, and a phosphor capable of producing light when exposed to radiation (typically X-rays). The material is particularly suitable for bonding components at ambient temperature in situations where the bond joint is not accessible to an external light source. An associated method includes: placing a polymerizable adhesive composition, including a photoinitiator and energy converting material, such as a down-converting phosphor, in contact with at least two components to be bonded to form an assembly; and, irradiating the assembly with radiation at a first wavelength, capable of conversion (down-conversion by the phosphor) to a second wavelength capable of activating the photoinitiator, to prepare items such as inkjet cartridges, wafer-to-wafer assemblies, semiconductors, integrated circuits, and the like.Type: GrantFiled: May 6, 2011Date of Patent: May 5, 2015Assignees: Immunolight, LLC, Duke UniversityInventors: Zakaryae Fathi, James Clayton, Harold Walder, Frederic A. Bourke, Jr., Ian Stanton, Jennifer Ayres, Joshua T. Stecher, Michael Therien, Eric Toone, Dave Gooden, Mark Dewhirst, Joseph A. Herbert, Diane Fels, Katherine S. Hansen
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Patent number: 9017581Abstract: Disclosed are new compound semiconductors which may be used for solar cells or as thermoelectric materials, and their application. The compound semiconductor may be represented by a chemical formula: InxCo4Sb12-zSez, where 0<x?0.25 and 0.4<z?2.Type: GrantFiled: September 14, 2012Date of Patent: April 28, 2015Assignee: LG Chem, Ltd.Inventors: Cheol-Hee Park, Tae-Hoon Kim, Deok-Hie Park, Kyung-Moon Ko
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Patent number: 9012773Abstract: The present invention provides a compound useful as a photoelectric conversion dye having excellent photoelectric conversion performance. The compound according to the present invention is a thiazole-based compound represented by the following general formula (1), a tautomer or stereoisomer thereof, or a salt thereof. In the general formula (1), R1 represents a hydrogen atom, a substituted or unsubstituted, linear or branched alkyl group, or a substituted or unsubstituted aryl group, R2 represents a hydrogen atom, a substituted or unsubstituted, linear or branched alkyl group, or a cyano group, D represents an organic group comprising an electron-donating substituent, Z represents a linking group having a heteroaromatic ring or at least one hydrocarbon group selected from the group consisting of an aromatic ring, a vinylene group (—CH?CH—), or an ethynylene group (—C?C—), and M represents a hydrogen atom or a salt-forming cation.Type: GrantFiled: February 13, 2012Date of Patent: April 21, 2015Assignee: NEC CorporationInventors: Katsumi Maeda, Shin Nakamura, Kentaro Nakahara, Terumasa Shimoyama
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Patent number: 8975511Abstract: A photovoltaic device includes a substrate, a first electrode, a second electrode, and an active layer between the first electrode and the second electrode. The active layer comprises a polyarylamine biscarbonate ester of Formula (I): wherein Ar1, Ar2, Ar3, Ar4, R, m, y, and n are as described herein. The photovoltaic device can be fabricated in an ambient environment and does not need significant processing.Type: GrantFiled: February 15, 2011Date of Patent: March 10, 2015Assignee: Xerox CorporationInventors: Liang-Bih Lin, George Cunha Cardoso, Amanda Elizabeth Preske, Krishna Balantrapu
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Publication number: 20150053895Abstract: This tin-based material comprises: from 50 to 100 wt. parts of graphene; from 0 to 50 wt. parts of antimony-doped tin dioxide (ATO); from 0 to 50 wt. parts of indium-doped tin dioxide (ITO); said material comprising at least ATO and/or ITO.Type: ApplicationFiled: March 29, 2013Publication date: February 26, 2015Inventors: Abdelkader Aliane, Mohammed Benwadih
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Patent number: 8956558Abstract: A paste composition for forming a back surface electrode of a solar cell 10 provided by the present invention contains, as solid matter, an aluminum powder, a glass powder, and a composite powder composed of a granular composite material of titanium oxide and an organic or inorganic compound containing silicon. When the total amount of the composite powder, the aluminum powder, and the glass powder is 100% by mass, the composite powder is contained in a ratio of 0.45% by mass or more and 1% by mass or less.Type: GrantFiled: March 29, 2011Date of Patent: February 17, 2015Assignee: Sharp Kabushiki KaishaInventors: Kosuke Ochi, Masao Yamagishi, Satoshi Tanaka, Yoshihiro Ohishi
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Patent number: 8952302Abstract: The present invention relates to a ceramic-coated heater in which the outer surface of a heater rod is coated with ceramic to improve the physical properties thereof including durability, corrosion resistance, and the like, thereby enabling the heater to be used in water or air. The outer surface of the heater rod is coated with a ceramic composition to which an acrylic corrosion resistant wax is added, thereby strengthening the bonding force of the coating layer film, and thus improving the physical properties thereof including durability, corrosion resistance, and the like to enable the heater to be used in water. Therefore, the ceramic-coated heater of the present invention enables high thermal conductivity using less current and reduces energy consumption so that it can be utilized in a wide variety of industrial fields.Type: GrantFiled: December 1, 2009Date of Patent: February 10, 2015Assignee: Thermolon Korea Co., Ltd.Inventor: Chung Kwon Park
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Patent number: 8945429Abstract: The present invention relates conductive nanostructured copolymer materials, such as thin film. In particular, the nanostructured copolymer material comprises plurality of chains substantially parallel to each other, each conductive chain comprising a plurality of conductive polyacetylene polymer blocks positioned along the chain and a plurality of polar poly(vinyl alcohol) polymer blocks in between the polyacetylene polymer blocks to form a pattern of alternatively repeating polyacetylene polymer blocks and poly(vinyl alcohol) polymer blocks and a ratio of polyacetylene polymer to poly(vinyl alcohol) polymer to provide the nanostructured copolymer material with conductivity of at least 1 S/cm. In some aspects, the invention relates to photoelectric devices comprising a nanostructured copolymer material and capable to convert light to electrical current.Type: GrantFiled: April 11, 2012Date of Patent: February 3, 2015Assignee: Energy Materials CorporationInventors: Stephan DeLuca, Sitaraman Krishnan
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Patent number: 8945430Abstract: A photovoltaic cell comprises a membrane electrode assembly obtainable by the in situ polymerization between two electrodes of one or more monomers to form a polymer, and then infusing an activating agent into the polymer, wherein the activating agent enables the membrane electrode assembly to function as a photovoltaic cell.Type: GrantFiled: June 14, 2013Date of Patent: February 3, 2015Assignee: ITM Power (Research) Ltd.Inventors: Donald James Highgate, Nicholas Baynes, Rachel Louise Smith, Kris Hyde
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Patent number: 8932493Abstract: A conductive polymer, a conductive polymer composition, a conductive polymer organic film, and an organic photoelectric device including the same, the conductive polymer including repeating units represented by the following Chemical Formula 1, repeating units represented by the following Chemical Formula 2, and repeating units represented by the following Chemical Formula 3:Type: GrantFiled: June 27, 2011Date of Patent: January 13, 2015Assignee: Cheil Industries, Inc.Inventors: Dal-Ho Huh, Jeong-Woo Lee, Soo-Hyun Min, Mi-Young Chae, Tae-Woo Lee
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Patent number: 8932494Abstract: A method for forming electrically conductive polyaniline (PANI)-based composites includes mixing a base form of PANI, a photo acid generator (PAG), and when the PAG does not hydrogen bond to the base form of PANI an additive which can form hydrogen bonds with the base form of PANI or PAG, together with at least one solvent to form a mixture. The solvent is removed from the mixture. After the removing, the mixture is photo-irradiated with a wavelength within an absorption band of the PAG for converting the base form of PANI to a salt form of PANI to form a polymer composite that includes the salt form of PANI. The polymer composite has a 25° C. electrical conductivity that is at least 3 orders of magnitude higher than a 25° C. electrical conductivity of the base form of PANI, such as a 25° C. electrical conductivity of ?0.01 S/cm.Type: GrantFiled: May 3, 2011Date of Patent: January 13, 2015Assignee: University of Central Florida Research Foundation, Inc.Inventors: Yi Liao, Zheng Shi
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Patent number: 8920678Abstract: A dispersion, and a film and optoelectronic devices formed from the dispersion are provided. The dispersion comprising conducting polymer containing particles having a particle size of less than 450 nm, wherein the conducting polymer comprises substituted or unsubstituted, uncharged or charged polymerized units of thieno[3,4-b]thiophene, and wherein a film drop cast from the dispersion has a conductivity from 10?1 to 10?6 S/cm measured using the four point probe method.Type: GrantFiled: September 14, 2007Date of Patent: December 30, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Xuezhong Jiang, Roy Daniel Bastian
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Patent number: 8900507Abstract: A laser-engraveable composition comprises one or more elastomeric rubbers including at least 10 parts of one or more CLCB EPDM elastomeric rubbers, based on parts per hundred of the total weight of elastomeric rubbers (phr). The laser-engraveable composition further comprises 2-30 phr of a near-infrared radiation absorber and either 1-80 phr of an inorganic, non-infrared radiation absorber filler, or a vulcanizing composition that comprises a mixture of at least two peroxides. One first peroxide has a t90 value of 1-6 minutes as measured at 160° C., and a second peroxide has a t90 value of 8-20 minutes as measured at 160° C. This laser-engraveable composition can be used to form various flexographic printing precursors that can be laser-engraved to provide relief images in flexographic printing plates, printing cylinders, or printing sleeves.Type: GrantFiled: June 30, 2011Date of Patent: December 2, 2014Assignee: Eastman Kodak CompanyInventors: Ophira Melamed, Ido Gal, Limor Dahan
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Patent number: 8900489Abstract: The present application provides nitride semiconductor nanoparticles, for example nanocrystals, made from a new composition of matter in the form of a novel compound semiconductor family of the type group II-III-N, for example ZnGaN, ZnInN, ZnInGaN, ZnAlN, ZnAlGaN, ZnAlInN and ZnAlGaInN. This type of compound semiconductor nanocrystal is not previously known in the prior art. The invention also discloses II-N semiconductor nanocrystals, for example ZnN nanocrystals, which are a subgroup of the group II-III-N semiconductor nanocrystals. The composition and size of the new and novel II-III-N compound semiconductor nanocrystals can be controlled in order to tailor their band-gap and light emission properties. Efficient light emission in the ultraviolet-visible-infrared wavelength range is demonstrated.Type: GrantFiled: July 22, 2011Date of Patent: December 2, 2014Assignee: Sharp Kabushiki KaishaInventors: Peter Neil Taylor, Jonathan Heffernan, Stewart Edward Hooper, Tim Michael Smeeton
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Patent number: 8894887Abstract: Photovoltaic cells comprising an active layer comprising, as p-type material, conjugated polymers such as polythiophene and regioregular polythiophene, and as n-type material at least one fullerene derivative. The fullerene derivative can be C60, C70, or C84. The fullerene also can be functionalized with indene groups. Improved efficiency can be achieved.Type: GrantFiled: April 10, 2013Date of Patent: November 25, 2014Assignees: Solvay USA, Inc., Nano-C, Inc.Inventors: Darin W. Laird, Reza Stegamat, Henning Richter, Victor Vejins, Lawrence T. Scott, Thomas A. Lada, II
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Patent number: 8895850Abstract: The present invention provides a phthalocyanine nanorod; an ink composition containing the phthalocyanine nanorod; a transistor containing the phthalocyanine nanorod; a material for a photoelectric conversion device, the material containing the phthalocyanine nanorod; and a photoelectric conversion device containing the phthalocyanine nanorod between the positive electrode and the negative electrode. Since an ink composition containing a nanorod according to the present invention can be formed into a film by a wet process such as a coating method or a printing method, an electronic device that is less likely to fail and is lightweight and inexpensive can be produced on a flexible plastic substrate.Type: GrantFiled: May 19, 2011Date of Patent: November 25, 2014Assignee: DIC Corporation (Tokyo)Inventors: Hideki Etori, Hideyuki Murata, Norimasa Fukazawa, Shou Inagaki
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Patent number: 8846175Abstract: A manufacturing method of a light transmissive film includes the following steps. A film is provided, and the film includes a plurality of nano-units and has a reference direction. In addition, a plurality of first stripes parallel to each other is formed on the film by an energy beam, and the first stripes are neither perpendicular nor parallel to the reference direction.Type: GrantFiled: August 9, 2010Date of Patent: September 30, 2014Assignee: Innolux CorporationInventor: Yu-Ju Hsu
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Publication number: 20140272158Abstract: Disclosed is a semiconductor polymer having the following structure:Type: ApplicationFiled: March 6, 2014Publication date: September 18, 2014Applicant: SAUDI BASIC INDUSTRIES CORPORATIONInventors: Timothy P. Bender, Benoît H. Lessard
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Publication number: 20140273339Abstract: Disclosed is a semiconductor polymer having the following structure:Type: ApplicationFiled: March 6, 2014Publication date: September 18, 2014Applicant: SAUDI BASIC INDUSTRIES CORPORATIONInventors: Dwight Seferos, Brandon Djukic, Amit Tevtia
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Patent number: 8822126Abstract: The invention provides a resin composition for laser engraving, having a binder polymer containing at least one of a structure unit represented by the following Formula (I) or a structure unit represented by the following Formula (II). In the Formulae, Q represents a partial structure which provides an acid group having an acid dissociation constant pKa of 0 to 20 when it is in the form of -Q-H; R1 to R3 each independently represent a hydrogen atom or a monovalent organic group; and A and B each independently represent a bivalent organic connecting group. The invention further provides a relief printing plate precursor having a relief forming layer containing the resin composition, a method for manufacturing a relief printing plate having crosslinking components of the relief forming layer and laser engraving the relief forming layer, and a relief printing plate formed thereby.Type: GrantFiled: February 19, 2009Date of Patent: September 2, 2014Assignee: FUJIFILM CorporationInventor: Atsushi Sugasaki