| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 528377000 | From heterocyclic compound containing a sulfur atom as a ring member | 64 |
| 20100286360 | POLYMER COMPOUND AND POLYMER LIGHT EMITTING DEVICE USING THE SAME - A polymer compound comprising a residue of a compound of the following formula (1): | 11-11-2010 |
| 20130137848 | ORGANIC SEMICONDUCTOR COMPOUND, ORGANIC THIN FILM INCLUDING THE ORGANIC SEMICONDUCTOR COMPOUND AND ELECTRONIC DEVICE INCLUDING THE ORGANIC THIN FILM, AND METHOD OF MANUFACTURING THE ORGANIC THIN FILM - An organic semiconductor compound may include a structural unit represented by the aforementioned Chemical Formula 1 and an organic thin film and an electronic device may include the organic semiconductor compound. | 05-30-2013 |
| 20130217856 | SULFONATED POLYOXADIAZOLE POLYMERS - Described are sulfonated polyoxadiazole polymers with a high degree of sulfonation and good flammability properties. The polymer has repeat units of Formula (I) and one or both of Formula (II) and (IIa): | 08-22-2013 |
| 20140100352 | HETEROCYCLIC COMPOUND AND HETEROCYCLIC POLYMERS - The present invention provides a heterocyclic compound of the following general formula (I): | 04-10-2014 |
| 528378000 | Polymerizing in the presence of a specified material other than a reactant | 17 |
| 20080275212 | Process of Preparing Regioregular Polymers - The invention relates to a process of preparing regioregular polymers, in particular head-to-tail (HT) poly-(3-substituted) thiophenes with high regioregularity, to novel polymers prepared by this process, to the use of the novel polymers as semiconductors or charge transport materials in optical, electrooptical or electronic devices including field effect transistors (FETs), electroluminescent, photovoltaic and sensor devices, and to FETs and other semiconducting components or materials comprising the novel polymers. | 11-06-2008 |
| 20090253893 | PROCESS FOR SUBSTITUTED POLYTHIOPHENE POLYMERS - An improved process for preparing regioregular substituted polythiophenes is described where a substituted thiophene having at least two leaving groups is treated with an organomagnesium halide followed by zinc chloride or bromide and the resulting reaction mixture in solution is polymerized with a Ni(II) catalyst. | 10-08-2009 |
| 20100190954 | PROCESS FOR THE PREPARATION OF POLY- AND OLIGOTHIOPHENES ON AN INDUSTRIAL SCALE - The present invention is based on a process for industrial scale synthesis of poly- and oligothiophenes, which works in concentrated solution. In this process, a solution which comprises an organometallic thiophene reagent is added to a second solution which comprises a catalyst. | 07-29-2010 |
| 20110105717 | METHOD FOR SYNTHESIZING THIOPHENES - Process for preparing thiophenes useful for the preparation of semiconductive polymers or semiconductive oligomers with a defined mean molar mass and a narrow molecular mass distribution. | 05-05-2011 |
| 20110224402 | METHODS FOR PREPARING BENZODITHIOPHENES - Methods of adding substituents to a benzodithiophene are disclosed. A benzodithiophene is reacted with a reagent to directly add the substituent to the benzene core of the benzodithiophene. This method eliminates steps from prior process and eliminates the need for hydrogenation, allowing for a safer and more scaleable process. The resulting benzodithiophenes are suitable for use in semiconductor polymers and have no loss of performance. | 09-15-2011 |
| 20120088900 | PROCESS FOR PREPARING REGIOREGULAR POLY-(3-SUBSTITUTED) THIOPHENES, SELENOPHENES, THIAZOLES AND SELENAZOLES - A process for preparing a regioregular homopolymer or copolymer of 3-substituted thiophene, 3-substituted selenophene, 3-substituted thiazol or 3-substituted selenazol by a) reacting a 3-substituted 2,5-dihalothiophene, 2,5-dihaloselenophene, 2,5-dihalothiazol or 2,5-dihaloselenazol with reactive zinc, magnesium and/or an organomagnesium halide to give an organozinc or organomagnesium intermediate containing one halozinc or one halomagnesium group, b) bringing the organozinc or the organomagnesium intermediate into contact with a Ni(II), Ni(O), Pd(II) or Pd(O) catalyst to initiate the polymerization reaction, and c) polymerizing the organozinc or the organomagnesium intermediate to give a regioregular head-to-tail homopolymer or copolymer of 3-substituted thiophene, 3-substituted selenophene, 3-substituted thiazol or 3-substituted selenazol characterized in that the polymerization reaction is carried out at a temperature rising from a lower temperature T | 04-12-2012 |
| 20120136136 | PROCESS TO INDUCE POLYMERIZATION OF AN ORGANIC ELECTRONICALLY CONDUCTIVE POLYMER - A process to induce polymerization of an organic electronically conductive polymer in the presence of a partially delithiated alkali metal phosphate which acts as the polymerization initiator. | 05-31-2012 |
| 20120329982 | CYCLOPENTADIENEDITHIOPHENE-QUINOXALINE CONJUGATED POLYMER AND PREPARATION METHOD AND USES THEREOF - A cyclopentadienedithiophene-quinoxaline conjugated polymer and a preparation method and uses thereof are disclosed. The preparation method comprises the following steps: reacting diketone compound with o-phenylenediamine compound to obtain dibromide intermediate of quinoxaline heteroarylic ring compound; carrying out Stille-type coupling reaction of the intermediate, with 2,6-di(trimethyltin)-4,4-dialkyl-cyclopentadiene[2,1-b:3,4-b′] dithiophene compound, and 2,6-dibromo-4,4-dialkyl-cyclopentadiene[2,1-b:3,4-b′] dithiophene compound to obtain the cyclopentadienedithiophene-quinoxaline conjugated polymers. The polymers may be used in the fields of polymer solar cell and the like due to good solubility, high carrier mobility and relatively strong modifiability of chemical property and chemical structure. The preparation method is simple and can be handled and controlled easily. | 12-27-2012 |
| 20140235818 | PROCESS FOR THE PREPARATION OF POLYMERS CONTAINING BENZOHETERO [1,3] DIAZOLE UNITS - Process for the preparation of a polymer containing benzohetero[1,3]diazole. units which comprises reacting at least one disubstituted benzohetero[1,3]diazole compound with at least one heteroaryl compound. Said polymer can be advantageously used in the construction of photovoltaic devices such as, for example, photovoltaic cells, photovoltaic modules, solar cells, solar modules, on both a rigid and flexible support. Furthermore, said polymer can be advantageously used in the construction of Organic Thin Film Transistors (OTFTs), or of Organic Field Effect Transistors (OFETs). | 08-21-2014 |
| 20140357835 | POLYMERIZABLE COMPOSITION FOR OPTICAL MATERIAL, METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING OPTICAL MATERIAL - By using a method for producing a composition for an optical material using (a) sulfur, (b) a compound having two intramolecular episulfide groups, (c) a compound having one or more (preferably two) SH groups, and (d) an amine compound having a specific structure, in which compound (a) and compound (c) are pre-polymerized in the presence of compound (b) using compound (d) as the pre-polymerization catalyst, the present invention provides a polymerizable composition for an optical material in which the viscosity elevation speed during pre-polymerization is slow and the reaction temperature is approximately room temperature, and that has a low viscosity and shows little increase in viscosity. By means of another embodiment of the present invention, it is possible to produce an optical material that has excellent mold release characteristics but has substantially no striae by polymerizing (a) sulfur, (b) a compound having two intramolecular episulfide groups, and (c) a compound having one or more SH groups in the presence of (d) a hindered amine catalyst having a specific structure. | 12-04-2014 |
| 20150105534 | SYNTHESIS OF CONJUGATED POLYMERS VIA OXIDATIVE POLYMERIZATION AND RELATED COMPOSITIONS - An improved polymerization method including a method comprising providing a reaction mixture comprising a first monomer, an organic oxidant, and at least one Lewis acid or Brönsted acid, wherein the first monomer comprises at least one optionally substituted heterocyclic ring, wherein the heterocyclic ring comprises at least one heteroatom; and reacting the reaction mixture to obtain a conjugated polymer. The method can reduce the content of undesirable entities in the polymer such as halogens and metals, which can be useful in organic electronic device applications. Purification methods also are adapted to remove organic and inorganic impurities. | 04-16-2015 |
| 20150299394 | BENZODITHIOPHENE BASED COPOLYMER CONTAINING THIENO [3,4-B] THIOPHENE UNITS AND PREPARING METHOD AND APPLICATIONS THEREOF - The present invention relates to a benzodithiophene based copolymer containing thieno[3,4-b]thiophene units and a preparing method and applications thereof. The polymer has a structural formula (I), wherein R | 10-22-2015 |
| 20160031864 | AROMATIC MONOMERS DERIVING FROM GLYCEROL UNITS, PROCESS FOR THEIR PREPARATION AND USE THEREOF FOR THE PREPARATION OF WATER-SOLUBLE CONJUGATED POLYMERS - Monomers having formula (I) and process for their synthesis which comprises the etherification reaction of a halogen-derivative (Z═Cl, Br, I) having formula (III) with the hydroxyl group of the glycerol derivative (IV), according to the following scheme: | 02-04-2016 |
| 20160122476 | Method for Preparing Dioxyheterocycle-Based Electrochromic Polymers - A method for preparing a conjugated polymer involves a DHAP polymerization of a 3,4-dioxythiophene, 3,4-dioxyfuran, or 3,4-dioxypyrrole and, optionally, at least one second conjugated monomer in the presence of a Pd or Ni comprising catalyst, an aprotic solvent, a carboxylic acid at a temperature in excess of 120° C. At least one of the monomers is substituted with hydrogen reactive functionalities and at least one of the monomers is substituted with a Cl, Br, and/or I. The polymerization can be carried out at temperature of 140° C. or more, and the DHAP polymerization can be carried out without a phosphine ligand or a phase transfer agent. The resulting polymer can display dispersity less than 2 and have a degree of polymerization in excess of 10. | 05-05-2016 |
| 528379000 | Material contains a Group IA (Li, Na, K, Rb, Cs, Fr) or Group IIA metal atom (Be, Mg, Ca, Sr, Ba, Ra) | 3 |
| 20110028680 | Soluble Phenanthrenyl Imidazole for Photo-Electrical Conversion of Solar Cell - A novel material of phenanthrenyl imidazole is applied to a solar cell. A phenanthrenyl-imidazole moiety is introduced to reduce a power band of a polymer, so that a photocurrent and an optoelectrical transformation efficiency are improved. Thus, a polymer having the novel material is very suitable to be used in a solar cell to acquire a high optoelectrical transformation efficiency. | 02-03-2011 |
| 20130066043 | Conjugated Polymer Containing Dithienopyrrole-Quinoxaline, Preparation Method and Uses Thereof - A conjugated polymer containing dithienopyrrole-quinoxaline, the preparation method and uses thereof are disclosed. The structural formula of the polymer is general formula (I) as follows: wherein, x+y=1, 0| 03-14-2013 | |
| 20150344630 | PROCESS OF PRODUCING AND APPLICATIONS OF A MULTI-COMPONENT BENZO[1,2-B:4,5-B] DIFLUOROTHIENOTHIOPHENE RANDOMLY SUBSTITUTED POLYMERS FOR ORGANIC SOLAR CELLS - A process of dissolving 3-fluoro-4,6-dihydrothieno[3,4-b]thiophene in a solvent to create a solution. An initiator is then added to the solution to produce an initiated solution followed by adding a fluorinated chemical to the initiated solution to produce 2,3-difluoro-4,6-dihydrothieno[3,4-b]thiophene. 2,3-difluoro-4,6-dihydrothieno[3,4-b]thiophene is then oxidized with an oxidant to produce 2,3-difluorothieno[3,4-b]thiophene. A brominating step then occurs to the 2,3-difluorothieno[3,4-b]thiophene to produce 4,6-dibromo-2,3-difluorothieno[2,3-c]thiophene. 4,6-dibromo-2,3-difluorothieno[2,3-c]thiophene is then debrominated and polymerized to | 12-03-2015 |
| 528380000 | Heterocyclic reactant contains a ring composed solely of carbon atoms and a single sulfur atom | 43 |
| 20090023887 | PROCESS OF PREPARING REGIOREGULAR POLYMERS - The invention relates to a process of preparing regioregular polymers, in particular head-to-tail (HT) poly-(3-substituted) thiophenes with high regioregularity, to novel polymers prepared by this process, and to the use of the novel polymers as semiconductors or charge transport materials in optical, electrooptical or electronic devices including field effect transistors (FETs), electroluminescent, photovoltaic and sensor devices, to FETs and other semiconducting components or materials comprising the novel polymers. | 01-22-2009 |
| 20090036643 | Conjugated monomers and polymers and preparation and use thereof - Disclosed are new conjugated compounds (e.g., monomers and polymers) that include ladder-type moieties which can be used for preparing semiconducting materials. Such conjugated compounds can exhibit high n-type carrier mobility and/or good current modulation characteristics. Compounds of the present teachings also can exhibit ambipolar semiconducting activity. In addition, the compounds of the present teachings can possess certain processing advantages such as solution-processability and/or good stability in ambient conditions. | 02-05-2009 |
| 20090124788 | POLYMER HAVING THIENO[3,2-b] THIOPHENE MOIETIES - A polymer comprising one or more types of repeat units, wherein the polymer includes a substituted thieno[3,2-b]thiophene component A and a different component B in the same type of repeat unit or in different types of repeat units, and wherein the polymer excludes a substituted or unsubstituted thieno[2,3-b]thiophene moiety. The polymer can be used as a semiconductor in electronics such as in organic thin film transistors. | 05-14-2009 |
| 20090137771 | RESIN COMPOSITION - The present invention provides a resin composition which can be cured by visible light and whose cured product is not colored or little colored, said composition comprising a phosphine oxide compound represented by the following general formula (1) (wherein R | 05-28-2009 |
| 20090137772 | NONLINEAR OPTICAL CHROMOPHORES WITH STABILIZING SUBSTITUENT AND ELECTRO-OPTIC DEVICES - According to an embodiment, a nonlinear optical chromophore includes the structure D-π-A, wherein D is a donor, π is a π-bridge, and A is an acceptor, and wherein at least one of D, π, or A is covalently attached to a substituent group including a substituent center that is directly bonded to at least three aryl groups. | 05-28-2009 |
| 20090171067 | BRIDGED ARYLENE FLUORINATED SULFONIMIDE COMPOSITIONS AND POLYMERS - Aromatic sulfonimide ionene compositions useful as monomers for polymers in electrochemical cells are prepared. | 07-02-2009 |
| 20090192288 | POLYMERIZABLE COMPOSITION, RESIN USING THE SAME, OPTICAL COMPONENT AND COMPOUND - Disclosed is a polymerizable composition containing a compound represented by the following general formula (1), | 07-30-2009 |
| 20090203873 | CONJUGATED POLYMERS FROM SUBSTITUTED 3,4-PROPYLENEDIOXYTHIOPHENE, COMPOSITIONS, METHOD OF MAKING, AND USE THEREOF - Polymers and copolymers having units derived from substituted 3,4-propylenedioxythiophene are disclosed. Also provided are methods of making and using the same. | 08-13-2009 |
| 20090247728 | COPOLYMERS OF INDENOFLUORENE AND THIOPHENE - The invention relates to novel copolymers comprising indenofluorene units and units of thiophene or its derivatives, to organic semiconductor (OSC) materials and organic electroluminescent materials comprising the copolymers, to the use of the copolymers and materials in electronic, electroluminescent or electrooptical devices, and to devices comprising the copolymers or materials | 10-01-2009 |
| 20090299031 | Metastable Reaction Mixtures For The In Situ Polymerization Of Conducting Polymers - Conducting polythiophene films are produced by the oxidation of bithiophene or terthiophene monomers using phosphomolybdic acid, wherein the reagents are first combined to form a metastable solution, the solution is then cast as a film, and polymerisation ultimately initiated by evaporation of the solvent The equivalent formation of polypyrrole via the oxidation of pyrrole using phosphomolybdic acid has been previously demonstrated, but this approach cannot be applied directly to thiophene, which has too high an oxidation potential Bithiophene and terthiophene have lower oxidation potentials, close to that of pyrrole This work suggests the previously demonstrated method is suitable for general application, requiring only the proper matching of monomer and oxidant redox potentials, and the selection of a suitable solvent and starting concentration Smooth, spin-coated polythiophene films having thicknesses of 100 to 200 run and conductivities in the range 0.2 to 0.3 S-cm | 12-03-2009 |
| 20090326187 | SYNTHESIS OF THIENO[3,4-b]THIOPHENE, THIENO[3,4-b]FURAN, RELATED COMPOUNDS AND THEIR DERIVATIVES AND USE THEREOF - Inexpensive and facile methods of preparing fused heterocycles such as thieno[3,4-b]thiophene, thieno[3,4-b]furan, related compounds, and their derivatives are disclosed. Also disclosed are regioregular polymers prepared from the fused heterocycles. | 12-31-2009 |
| 20100004423 | PROCESS FOR PREPARATION OF REGIOREGULAR POLY(3-SUBSTITUTED-THIOPHENE) - The invention provides a method of preparing regioregular HT poly(3-substituted-thiophene). The method includes contacting a 3-substituted-thiophene-metal complex with a manganese(II) halide to provide a 3-substituted-thiophene-manganese complex; and contacting the thiophene-manganese complex with a nickel(II) catalyst to provide the regioregular HT poly(3-substituted-thiophene). The substitution at the 3-position can be a variety of different groups. Additionally, unsubstituted and 3,4-disubstituted polythiophenes can also be prepared by the method. Electronic devices can be made using the polymers prepared as described herein. | 01-07-2010 |
| 20100041862 | ELECTRONIC DEVICE COMPRISING SEMICONDUCTING POLYMERS - An electronic device comprises a semiconducting polymer selected from the group consisting of Formulas (I) and (II): | 02-18-2010 |
| 20100041863 | SEMICONDUCTING POLYMERS - A semiconducting polymer is selected from the group consisting of Formulas (I) and (II): | 02-18-2010 |
| 20100179301 | PROCESS FOR SYNTHESIZING OLIGO/POLYTHIOPHENES BY A "ONE-POT" SYNTHESIS ROUTE - The present invention is based on a “one-pot synthesis process” for preparing thiophenes from thiophene monomers with two leaving groups under metal catalysis. | 07-15-2010 |
| 20100240862 | METAL THIETANE COMPOUND, POLYMERIZABLE COMPOSITION CONTAINING THE COMPOUND, RESIN AND USE OF THE RESIN - Disclosed is a metal thietane compound represented by the following general formula (120), | 09-23-2010 |
| 20100249367 | BENZOTRIAZOLE CONTAINING DONOR-ACCEPTOR TYPE POLYMER AS A MULTI-PURPOSE MATERIAL - This invention is about a material which provides to observe all colors necessary for display technologies in a very small potential range. The material is a derivative of benzotriazole containing donor acceptor type conducting polymer which is soluble, fluorescent and can be used in LEDs, solar cells, electrochromic devices, smart windows and many other technologies. | 09-30-2010 |
| 20100292433 | SOLUBLE POLYTHIOPHENE DERIVATIVE - The invention discloses soluble polythiophene derivatives containing highly coplanar repeating units. The coplanar characteristic of side chain conjugated thiophene units improves the degree of the intramolecular conjugation and intermolecular π-π interaction. The polythiophene derivative exhibits good carrier mobility and is suitable for use in photo-electronic device such as organic thin film transistors (OTFT), organic light-emitting diodes (OLEDs), and organic solar cells (OSCs). | 11-18-2010 |
| 20100298527 | GREEN TO TRANSMISSIVE SOLUBLE ELECTROCHROMIC POLYMERS - Green to transmissive soluble electrochromic polymers are conjugated polymers having a plurality of repeating units where repeating units are a plurality of substituted dioxyheterocycle based donor groups coupled to an acceptor group. The conjugated polymer absorbs radiation within a first band of the visible spectrum and a second band of the visible spectrum when in a neutral state resulting in a green color and is transmissive when in an oxidized state. The polymers are soluble allowing processing of films and coatings from solution. | 11-25-2010 |
| 20110003966 | PHOTOCHROMIC AND ELETROCHROMIC COMPOUNDS AND METHODS OF SYNTHESIZING AND USING SAME - This invention relates to novel photochromic and electrochromic monomers and polymers based on 1,2-dithienylcyclopentene derivatives and method of using and synthesizing same. The compounds are reversibly interconvertible between different isomeric forms under suitable photochromic or electrochromic conditions. The electrochromic conversion may be catalytic. The application also relates to ultra-high density homopolymers prepared using ring-opening methathesis polymerization (ROMP) where the central ring of the 1,2-bis(3-thienyl)-cyclopentene is incorporated directly into the polymer backbone. The monomer units may be readily functionalized to enable the synthesis of polymers with diverse structural and electronic properties. The compounds have many potential applications including high-density optical information storage systems, photoregulated molecular switches, reversible holographic systems, ophthalmic lenses, actinometry and molecular sensors, photochromic inks, paints and fibers and optoelectronic systems such as optical waveguides, Bragg reflectors and dielectric mirrors. | 01-06-2011 |
| 20110003967 | SOLUBLE ALTERNATING DONOR-ACCEPTOR CONJUGATED POLYMER ELECTROCHROMES - Embodiments of the invention are directed to alternating donor-acceptor (DA) polymers that are soluble and display a blue or green neutral state that oxidizes to a transmissive state for use as an electrochromic polymer. The D units have 3,4-dioxythiophene, 3,6-dialkoxythieno[3,2-b]thiophene or 3,5-dialkoxy-dithieno[3,2-b:2′,3′-d]thiophene groups. Embodiments of the invention are directed to a method for preparation of the alternating DA polymeric sequences of the DA polymers by a cross-condensation of a nucleophilic acceptor monomer and an electrophilic donor monomer. | 01-06-2011 |
| 20110034668 | ELECTRONIC DEVICES - An electronic device, such as a thin film transistor containing a semiconductor of the Formula: | 02-10-2011 |
| 20110040069 | CONDENSED POLYCYCLIC COMPOUND, CONDENSED POLYCYCLIC POLYMER AND ORGANIC THIN FILM CONTAINING THE COMPOUND OR THE POLYMER - An object of the present invention is to provide a polycyclic fused ring polymer which has a structure capable of showing high charge transport properties and also is excellent in solubility into a solvent. The polycyclic fused ring polymer according to the present invention includes: a plurality of one of a first structural unit represented by the following formula ( | 02-17-2011 |
| 20110046341 | BRANCHED COMPOUNDS, ORGANIC THIN FILMS MADE BY USING THE SAME, AND ORGANIC FILM DEVICES - A branched compound including a core part, at least one side chain part bonded to the core part, and an end, wherein one repeating unit or two or more repeating units expressed by the following formula (1) repeat in the or each side chain part, with the proviso that in a repeating unit bonded to the core part, T is bonded to the core part, and in two or more contiguous repeating units, each L is bonded to the T, each L is formed of a plurality of conjugation-forming units linked together; each L includes at least one thienylene unit as the conjugation-forming unit; and at least two of the groups existing at the ends of Ls (the ends of the L in sides which are not bonded to T) are acceptor groups. | 02-24-2011 |
| 20110065895 | FUSED RING COMPOUND, METHOD FOR PRODUCING THE SAME, POLYMER, ORGANIC THIN FILM CONTAINING THE COMPOUND AND/OR POLYMER, AND ORGANIC THIN FILM DEVICE AND ORGANIC THIN FILM TRANSISTOR EACH COMPRISING THE ORGANIC THIN FILM - An object of the present invention is to provide a fused ring compound which can show sufficient charge transport properties and also has excellent solubility in a solvent. The fused ring compound of the present invention is represented by the following formula (1): | 03-17-2011 |
| 20110082278 | FUSED THIOPHENES, METHODS FOR MAKING FUSED THIOPHENES, AND USES THEREOF - Described herein are compositions including heterocyclic organic compounds such as fused thiophene compounds, methods for making them, and uses thereof. | 04-07-2011 |
| 20120046440 | Polymer and Polymerization Method - A method for forming a polymer comprising the polymerization of a plurality of monomers, wherein at least one of the plurality of monomers is one or both of: a charge transporting unit and a hydrocarbon monomer in which at least one carbon atom has been substituted by an atom or group with a greater quantity of unshared valence electrons than the carbon atom it has been substituted for, and wherein at least one of the plurality of monomers comprises an end-capping compound at one end of said monomer, the end-capping compound preventing polymerization at the end, wherein the end-capping compound is not charge transporting and comprises at least two rings. The end capping compound preferably consists of or includes a structural unit having the formula: (Ar) | 02-23-2012 |
| 20120083582 | ELECTRICALLY CONDUCTIVE POLYROTAXANE - The conductive polyrotaxane of the present invention contains an electron-accepting cyclic molecule in each of its repeating unit. Since the electron-accepting cyclic molecule remains stable because of molecular interaction with a π-conjugated oligomer molecule, the electron-accepting cyclic molecule is not dissociated during rotaxane polymerization reaction, and thus a conductive polyrotaxane of stable quality can be obtained. | 04-05-2012 |
| 20120083583 | BENZOTRIAZOLE CONTAINING DONOR-ACCEPTOR TYPE POLYMER AS A MULTI-PURPOSE MATERIAL - This invention is about a material which provides to observe all colors necessary for display technologies in a very small potential range. The material is a derivative of benzotriazole containing donor acceptor type conducting polymer which is soluble, fluorescent and can be used in LEDs, solar cells, electrochromic devices, smart windows and many other technologies. | 04-05-2012 |
| 20120088901 | POLYMER FILM-PRODUCING METHODS AND DEVICES PRODUCED THEREFROM - Described herein are improved methods of forming polymer films, the polymer films formed thereby, and electronic devices formed form the polymer films. The methods generally include contacting a polymer with a solvent to at least partially solvate the polymer in the solvent, exposing the at least partially solvated polymer and solvent to ultrasonic energy for a duration effective to form a plurality of ordered assemblies of the polymer in the solvent, and forming a solid film of the polymer, wherein the solid film comprises the plurality of ordered assemblies of the polymer. | 04-12-2012 |
| 20120226015 | SELENIUM-BASED MONOMERS AND CONJUGATED POLYMERS, METHODS OF MAKING, AND USE THEREOF - Substituted selenophene monomers, and polymers and copolymers having units derived from a substituted selenophene are disclosed. Also provided are methods of making and using the same. | 09-06-2012 |
| 20120277404 | SEMICONDUCTOR MATERIALS BASED ON DIKETOPIPERIDINOPIPERIDINE COPOLYMERS - The present invention provides a polymer comprising a unit of formula | 11-01-2012 |
| 20120296065 | POLYARYLENE IONOMERS MEMBRANES - Described herein is the preparation of polyarylene ionomeric copolymers, copolymers containing polysulfone, sulfonic acid, and sulfonimide repeat units, and useful membranes made from such polyarylene ionomeric copolymers, in particular as membranes in electrochemical cells such as fuel cells. | 11-22-2012 |
| 20120302725 | POLYARYLENE IONOMERS - Described herein is the preparation of polyarylene ionomeric copolymers containing polysulfone, sulfonic acid, and sulfonimide repeat units, and such polyarylene ionomeric copolymers that are useful as membranes in electrochemical cells. | 11-29-2012 |
| 20130005941 | ELECTROCHROMIC MATERIAL AND A METHOD FOR PRODUCING THE SAME - Disclosed are an electrochromic material containing a π-electron based conjugated polymer that changes from a desired color developed state to a decolored state and a method for producing the same. The electrochromic material contains a π-electron based conjugated polymer as shown in chemical formula (1). | 01-03-2013 |
| 20130150552 | SOLUBLE ALTERNATING DONOR-ACCEPTOR CONJUGATED POLYMER ELECTROCHROMES - Embodiments of the invention are directed to alternating donor-acceptor (DA) polymers that are soluble and display a blue or green neutral state that oxidizes to a transmissive state for use as an electrochromic polymer. The D units have 3,4-dioxythiophene, 3,6-dialkoxythieno[3,2-b]thiophene or 3,5-dialkoxy-dithieno[3,2-b:2′,3′-d]thiophene groups. Embodiments of the invention are directed to a method for preparation of the alternating DA polymeric sequences of the DA polymers by a cross-condensation of a nucleophilic acceptor monomer and an electrophilic donor monomer. | 06-13-2013 |
| 20130178599 | FIVE-RING FUSED HETEROAROMATIC COMPOUNDS AND CONJUGATED POLYMERS THEREOF - Compounds having a core comprised of an aromatic ring and at least two annulated beta-substituted fused thiophene ring systems of the general formula: | 07-11-2013 |
| 20130231456 | GREEN TO TRANSMISSIVE SOLUBLE ELECTROCHROMIC POLYMERS - Green to transmissive soluble electrochromic polymers are conjugated polymers having a plurality of repeating units where repeating units are a plurality of substituted dioxyheterocycle based donor groups coupled to an acceptor group. The conjugated polymer absorbs radiation within a first band of the visible spectrum and a second band of the visible spectrum when in a neutral state resulting in a green color and is transmissive when in an oxidized state. The polymers are soluble allowing processing of films and coatings from solution. | 09-05-2013 |
| 20150011727 | POLYMERIZABLE COMPOSITION FOR OPTICAL MATERIALS - The present invention includes a polymerizable composition for optical materials, which contains a thiourethane oligomer that is obtained by preliminarily reacting the whole or a part of a thiol compound and an isocyanate compound in a composition that contains an episulfide compound, the thiol compound and the isocyanate compound, while using a compound represented by formula (2) below as a catalyst for preliminary reaction. | 01-08-2015 |
| 20150307663 | BENZODITHIOPHENE BASED COPOLYMER CONTAINING THIOPHENE PYRROLEDIONE UNITS AND PREPARING METHOD AND APPLICATIONS THEREOF - A benzodithiophene based copolymer containing thiophene pyrroledione units, a preparing method thereof, and applications of the copolymer in polymer solar cells, organic light-emitting, organic field effect transistors, organic optical storage, organic nonlinear materials or organic laser. | 10-29-2015 |
| 20150353583 | REACTIVE COMPOUND - A reactive compound represented by the following formula (I): | 12-10-2015 |
| 20160046653 | SILYLATION OF AROMATIC HETEROCYCLES BY EARTH ABUNDANT TRANSITION-METAL-FREE CATALYSTS - The present invention describes chemical systems and methods for silylating aromatic organic substrates, said system or method comprising or consisting essentially of a mixture of (a) at least one organosilane and (b) at least one strong base, the definition of strong base now also including hydroxide, especially KOH, said system being preferably, but not necessarily substantially free of a transition-metal compound, and said methods comprising contacting a quantity of the organic substrate with a mixture of (a) at least one organosilane and (b) at least one strong base, under conditions sufficient to silylate the aromatic substrate; wherein said system is substantially free of a transition-metal compound. | 02-18-2016 |
| 20190144602 | CONJUGATED POLYMER FOR ORGANIC SOLAR CELL AND ORGANIC SOLAR CELL INCLUDING THE SAME | 05-16-2019 |
