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8440784 |
Process for producing polyarylene sulfide
Provided is a production process by which polyarylene sulfide can be obtained at a low temperature and in a short time, which production process is a process for producing polyarylene sulfide,...
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8436134 |
Semiconducting polymers
Novel Semiconducting photovoltaic polymers with conjugated units that provide improved solar conversion efficiency that can be used in electro-optical and electric devices. The polymers exhibit...
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8436117 |
Stimuli responsive compound, stimuli responsive compound polymer, actuator and method for manufacturing stimuli responsive compound
A stimuli responsive compound includes: a unit A having bonds that function as rotation axes; a first unit B disposed at a first bonding section of the unit A; a second unit B disposed at a second...
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8431680 |
Semiconductor materials based on thienothiophene-2,5-dione oligomers and polymers
The present invention provides a polymer comprising a unit of formula and an electronic device comprising the polymer as semiconducting material.
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8431679 |
Polyphenylene sulfide resin coated article
A polyphenylene sulfide resin coated article comprising: a molded article (A) of a polyphenylene sulfide resin material (a) which comprises a polyphenylene sulfide resin (a1), and a coated film...
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8425805 |
Conductive polymer film, electronic device, and methods of producing the film and the device
To provide a conductive polymer film and to improve the conductivity of the conductive polymer film used in an electronic device such as a solid electrolytic capacitor, the conductive polymer film...
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8420767 |
Polyarlene-based polymer, preparation method for the same, and polymer electrolyte membrane for fuel cell using the polymer
Disclosed herein is a polyarylene-based polymer, a preparation method for the same, and a polymer electrolyte membrane for fuel cell using the polymer. The polyarylene-based polymer, which is...
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8410241 |
Optical devices and their manufacture
A process for the preparation of a polymerizable unit for production of a hole transporting polymer for use in an optical device, which process comprises reacting in the presence of S to form...
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8399604 |
Sulfonation of conducting polymers and OLED, photovoltaic, and ESD devices
Conducting polymer systems for hole injection or transport layer applications including a composition comprising: a water soluble or water dispersible regioregular polythiophene comprising (i) at...
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8389672 |
Diaphragm for electro-accoustic transducer
A diaphragm for electro-acoustic transducers, especially a diaphragm for speakers, and a film for the diaphragm excellent in the formability and the durability in high-output operation are...
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8389671 |
Resin composition for optical member and optical member obtained from the same
The present invention can provide a composition for optical members, which contains (a) a compound having one or more of any group selected from the group consisting of an acryloyl group, a...
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8383009 |
Stabilized compositions of conductive polymers and partially fluorinated acid polymers
There is provided an electrically conductive polymer composition. The composition includes an electrically conductive polymer and a partially-fluorinated acid polymer. At least 50% of acid protons...
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8378060 |
Poly(thioesters), their applications and derivatives
A composition of the formulae MZAORSnR1F1mOAZ1M1, wherein O and S have their normal meaning of oxygen and sulfur, n is at least 2 and not more than 8, F1 is of the formula —OAORSnR1—, m is at lea...
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8362239 |
Heteroaromatic phthalonitriles
Disclosed are an oligomer and a phthalonitrile monomer having the formulas: M is a metal or H. The value n is an integer greater than or equal to 1 for the oligomer and greater than or equal to 0...
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8349905 |
Proton-conducting polymer and uses thereof
Disclosed herein is a proton-conducting polymer and uses thereof and, more particularly, a hydrocarbon-based proton-conducting polymer derived from a monomer having a multi-naphthyl group and...
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8349994 |
Electrode electrolyte for polymer-type fuel cell, and use thereof
Disclosed is an electrode electrolyte for solid polymer fuel cells, which uses a polymer electrolyte containing a polyarylene copolymer containing a nitrogen-containing aromatic ring having a...
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8349997 |
Method for production of block copolymer
Disclosed is a method for producing a block copolymer which comprises two or more blocks composed of aromatic units having different basic structures from each other and has a high molecular...
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8349993 |
Sulfonated poly(arylenes) as hydrolytically and thermo-oxidatively stable polymers
Hydrolytically and thermo-oxidatively stable sulfonated polyarylenes include the structural element —X—Ar(SO3M)n-Y—. The aromatic ring carrying the sulfonic acid group is substituted exclu...
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8349996 |
Compound, polymerizable composition, resin, and use of the composition and the resin
Disclosed is a compound represented by the following general formula (1), wherein, in the formula, M1 represents Sb or Bi; X1 and X2 each independently represent a sulfur atom or an oxygen atom; R1...
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8344091 |
Polymer and membrane-electrode assembly for fuel cell, and fuel cell system including the same
A polymer represented by the following Formula 1, and a membrane-electrode assembly and a fuel cell system including the polymer: In the above Formula 1, definitions of the substituents are the...
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8344094 |
Optical material and optical element
An optical material is provided that has a high transmittance, a high refractive index, a low Abbe constant, a high secondary dispersion property, and a low water absorption rate. The optical...
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8338547 |
Polymer alloy and production method thereof
To provide a structure material having excellent mechanical characteristics and a functional material having excellent regularity, provided are a polymer alloy which is composed of at least two...
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8334358 |
Sulfonated poly(arylene ether) copolymers and related polymer electrolyte membranes and fuel cells
The present invention relates to a sulfonated poly(arylene ether) copolymer, a manufacturing method thereof and a polymer electrolyte membrane for fuel cell using the same.
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8329832 |
Process for producing cyclic polyarylene sulfide
A method for producing a cyclic polyarylene sulfide, wherein a cyclic polyarylene sulfide is produced by heating a reaction mixture which is composed of at least a linear polyarylene sulfide (a), a...
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8323531 |
Method for producing conductive polymer solution
There is provided a method for producing a conductive polymer solution comprising: a freeze-drying step in which an aqueous conductive polymer solution containing a complex that includes a...
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8324341 |
Agent serving as oxidant and dopant for conductive polymer production, an alcohol solution thereof, a conductive polymer synthesized by using the same, and a solid electrolytic capacitor using the conductive polymer as a solid electrolyte
The present invention provides an agent serving as oxidant and dopant in which it does not generate precipitates in a state of an alcohol solution for a certain period of time and the oxidizing...
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8309623 |
Biodegradable copolymer and thermosensitive material
The disclosed is a biodegradable copolymer, an amphiphilic diblock copolymer, composed of a hydrophilic segment and a hydrophobic segment. The hydrophilic segment is an endcapped PEG or derivatives...
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8309678 |
Aromatic compound and polyarylene copolymer having nitrogen-containing heterocycle including sulfonic acid group in side chain
Provided is a solid polymer electrolyte having increased heat resistance and high proton conductivity and a proton conductive membrane composed of the electrolyte. Also provided is a copolymer...
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8304506 |
Polythiourethane-based polymerizable composition and optical resin obtained from the same
Provided are a polymerizable composition for giving a resin which has a high refractive index and low dispersion, and is especially excellent in impact resistance and tintability; and a resin and...
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8304512 |
Benzodithiophene based materials compositions
A polymer semiconductor that includes a polythiophene having an Mn from about 1,000 to about 400,000 Daltons and derived from benzodithiophene monomer segments of Formula (1) and at least one...
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8293851 |
Crosslinkable sulfonated copolymer and fuel cell including polymeric composition of the same
A sulfonated copolymer including a crosslinking functional group and a fuel cell including a polymer composition of the same are provided. The sulfonated copolymer including a crosslinking...
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8288500 |
Sulfonated poly(arylene ether) copolymers and related polymer electrolyte membranes and fuel cells
The present invention relates to a sulfonated poly(arylene ether) copolymer, a manufacturing method thereof and a polymer electrolyte membrane for fuel cell using the same.
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8283436 |
Process for synthesizing thiol terminated polymers
The present invention is directed to a process for the cleavage of one or more starting polymers having thiocarbonylthio groups of the formula —S—(C═S)— into derived polymers having thiol end gro...
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8269099 |
Electron donating organic material for photovoltaic devices, material for photovoltaic devices, and photovoltaic device
A photovoltaic device with high photoelectric conversion efficiency includes an electron donating organic material for photovoltaic devices containing a conjugated polymer represented by formula...
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8252889 |
Polythiophene formulations for improving organic light emitting diodes
The invention relates to formulations comprising polythiophenes A) comprising at least one polythiophene containing recurring units of the general formula (I-a) and/or (I-b) and at least two...
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8242233 |
Manufacturing process for poly (arylene sulphide)
This invention relates to a method of preparing poly(arylene sulfide) (PAS) from an iodo compound and a sulfur compound, and more particularly, to a method of preparing PAS, including adding a...
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8227567 |
Conductive polymers from precursor polymers, method of making, and use thereof
Disclosed herein are precursor polymers containing units of heteroaryls and units of Si, Sn, Ge, or Pb, methods of producing the precursor polymers, and applications utilizing these precursor...
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8222366 |
Polythiourethane polymerizable composition and method for producing optical resin by using same
A resin composition excellent in tintability and resin strength, a resin obtained by curing such a resin composition, and an optical component is provided. A polymerizable composition containing an...
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8222403 |
Heteroaromatic phthalonitriles
Disclosed are an oligomer and a phthalonitrile monomer having the formulas: M is a metal or H. The value n is an integer greater than or equal to 1 for the oligomer and greater than or equal to 0...
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8222367 |
Polymers for use in fuel cell components
A proton conducting hydrocarbon-based polymer has acid groups on side chains attached to the main chain, where the acid groups are between 7 and 12 atoms away from the main chain. Another polymer...
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8217123 |
Stabilized polymeric thiol reagents
Disclosed are water soluble polymeric reagents comprising the structure POLY-[Y—S—W]x, where POLY is a water soluble polymer; Y is a hydrocarbon-based spacer group, x is 1 to 25, and S—W is a thiol...
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8217136 |
Process for preparing thieno[3,4-B] pyrazine copolymers,thieno[3,4-B]—pyrazine copolymers prepared by this process, and their use
New thieno[3,4-b]pyrazine copolymers are prepared by reacting 5,7-functionalized thieno[3,4-b]pyrazines with substituted aromatics in the presence of solvents, bases and polymerization catalysts,...
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8211996 |
Well-defined donor-acceptor rod-coil diblock copolymer based on P3HT containing C60
A method for the synthesis of well-defined rod-coil block copolymers consisting of P3HT donor and C60 acceptor chromophores (P3HT-b-P(SxAy)-C60) in a molecular architecture is reported for use in...
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8193290 |
Steroid lipid-modified polyurethane as an implantable biomaterial, the preparation and uses thereof
A modified polyurethane including a lipid substituent from at least one urethane nitrogen and/or at least carbon atom of the modified polyurethane.
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8187734 |
Proton-conducting polymer composition and method for preparation thereof, catalyst ink containing said proton-conducting polymer composition and fuel cell including said catalyst ink
A proton-conducting polymer composition which contains an aromatic hydrocarbon type of proton-conducting polymer in an amount of 1 to 30 mass %, wherein a component of said proton-conducting...
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8173763 |
Carbon nanofibers and nanotubes grafted with a hyperbranched poly (ether-ketone) and its derivatives
Provided are hyperbranched poly(ether-ketone)-based nanocomposites with the following generic formula: wherein n is the degree of polymerization and R is carboxylic acid (COOH) and various...
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8173761 |
Polycarbonate nanocomposites
Nanocomposites comprising a sulfonated telechelic polycarbonate and an organically modified clay are disclosed. The polycarbonate nanocomposites have improved physical and mechanical properties.
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8163406 |
Membrane-electrode assembly for solid polymer electrolyte fuel cell
A membrane-electrode assembly for solid polymer electrolyte fuel cell that exhibits superior dimensional stability to high temperature of hot water generated on power generation, and that has both...
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8163864 |
Sulfonated polyarylene compounds, membrane material made therefrom, method for the production thereof and use
The invention relates to the field of polymer chemistry and relates to sulfonated polyarylene compounds such as can be used for example in ion exchange membranes in fuel cells, as well as a method...
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8154013 |
Organic thin-film transistors
A thin-film transistor comprises a semiconducting layer comprising a semiconducting material selected from Formula (I) or (II): wherein X, R1, R2, R3, R4, R5 a, b, and n are as described herein....
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