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7638594 Conjugated polymers containing spirobifluorene units and the use thereof  
The present invention relates to novel conjugated polymers comprising spirobifluorene units and their use in optoelectronic devices, preferably in, for example, displays based on polymeric organic...
7635748 Resin and article molded therefrom  
The resin of the invention comprises both a phosphorus-containing residue having a bicycloalkyl structure and a specific divalent phenol residue. The invention provides a resin having excellent...
7585928 Multifunctional monomers containing bound mesogenic poragen forming moieties and polyarylene compositions therefrom  
A compound (monomer) comprising i) one or more dienophile groups (A-functional groups), ii) one or more ring structures comprising two conjugated carbon-to-carbon double bonds and a leaving group L...
7582683 Anion-conducting polymer, composition, and membrane  
Anion-conducing polymers and membranes with enhanced stability to aqueous alkali include a polymer backbone with attached sulfonium, phosphazenium, phosphazene, and guanidinium residues....
7579427 Synthesis of poly(arylene)s copolymers containing pendant sulfonic acid groups bonded to naphthalene as proton exchange membrane materials  
A new series of wholly aromatic poly(arylene ether ether ketone ketone)s containing pendant sulfonic acid groups (SPAEEKK) were conveniently prepared by potassium carbonate mediated nucleophilic...
7563850 Polyelectrolyte compositions  
An inexpensive and durable polyelectrolyte composition includes both an aromatic polymer containing carbonyl linkages and/or sulfonyl linkages in the backbone chain and bearing cation-exchange...
7558186 High density data storage medium, method and device  
A composition of matter for the recording medium of nanometer scale thermo-mechanical information storage devices and a nanometer scale thermo-mechanical information storage device. The composition...
7541421 Poly(arylene ether) copolymer  
A poly(arylene ether) copolymer is the product of oxidative copolymerization of monomers including a monohydric phenol and a dihydric phenol. It has an intrinsic viscosity of about 0.04 to about...
7511112 Aromatic polymer, film, electrolyte membrane and separator  
An aromatic polymer containing aromatic polyamide structural units and aromatic carbohydrazide structural units at a specific ratio is disclosed. A film having a high Young's modulus, high...
7498399 Method of preparing ester-substituted diaryl carbonates  
An improved method for the preparation of ester-substituted diaryl carbonates prepared by reacting phosgene with recycle streams of ester-substituted phenols from reaction processes using a...
7462658 Aging-resistant coatings and adhesive composites  
Curable compositions are provided which contain a curable component and particular m-hydroxybenzene derivatives, wherein such derivatives function as aging inhibitors. Such curable compositions are...
7446155 Cross-linked networks containing nanoscopic reinforcing domains  
Hyperbranched polymers having a plurality of at least two different types of functional groups are described. Specific embodiments include hyperbranched polymers having functional groups of a first...
7439275 Anion-conducting polymer, composition, and membrane  
Anion-conducing polymers and membranes with enhanced stability to aqueous alkali include a polymer backbone with attached sulfonium, phosphazenium, phosphazene, and guanidinium residues....
7402651 Macromolecular compounds with a core-shell structure  
Macromolecular compounds having a core-shell structure are described. Also described is a process for preparing such macromolecular compounds, and their use as semiconductors in electronic...
7396895 Branched polyarylene ethers and processes for the preparation thereof  
Disclosed is a process for preparing branched polyarylene ether polymers by (A) providing a reaction mixture comprising (i) a polyfunctional phenol compound of the formula Ar(OH) x wherein x≧3...
7390578 Aryl-substituted poly-p-arylenevinylenes  
Aryl-substituted poly-p-arylenevinylenes comprising a repeating unit of the formula (C1), in which one or more of the unsubstituted aromatic carbon atoms may be replaced by nitrogen atoms,...
7368520 Crosslinked compositions comprising a poly(arylene ether) and a nonlinear optical chromophore, and devices incorporating same  
Crosslinked polymer blends comprising a poly(arylene ether) and a nonlinear optical chromophore. Also featured are electro-optic devices incorporating these blends.
7368068 Sulfonic group-containing polyarylene block copolymer, process for production thereof, solid polymer electrolyte and proton conductive membrane  
The present invention provides a sulfonic group-containing polyarylene block copolymer superior to the perfluoroalkylsulfonic acid polymers in cost, conductive properties and proccessability, a...
7365146 Substituted polyphenylenes via supported transition metal catalysis  
Substituted polyphenylenes and methods for producing such substituted polyphenylenes using supported transition metal catalysis are provided.
7342085 Synthesis of oligomeric cyanate esters  
A cyanate ester system is disclosed. An aryl ether oligomer may be made from a dihydroxyaromatic compound and a dihaloaromatic compound in the presence of a base. The oligomer is then reacted with...
7323533 Conjugated polymers containing spirobifluorene units and the use thereof  
The present invention relates to novel conjugated polymers comprising spirobifluorene units and their use in optoelectronic devices, preferably in, for example, displays based on polymeric organic...
7312282 Process of preparation of block copolymers and the block copolymers prepared therefrom  
Processes for preparing block copolymers and the block copolymers prepared therefrom comprising at least two types of homoblock, all belonging to the polysulfone family, wherein each of the said...
7307137 Low dielectric constant materials and methods of preparation thereof  
The present invention is directed to low dielectric polymers and to methods of producing these low dielectric constant polymers, dielectric materials and layers, and electronic components. In one...
7301002 Sulfonated polyphenylene polymers  
Improved sulfonated polyphenylene compositions, improved polymer electrolyte membranes and nanocomposites formed there from for use in fuel cells are described herein. The improved compositions,...
7296576 Polymers for enhanced solubility of nanomaterials, compositions and methods therefor  
Poly(aryleneethynylene) polymers, poly(ferrocenylaryleneethynylene) polymers and poly(ferrocenylethynylene) polymers having properties particularly useful for solubilizing nanomaterials and for...
7291692 Polyarylene oxide and method of producing the same  
A method of producing a polyarylene oxide comprising a step of oxidative polymerization of a monomer represented by the general formula (1) in an organic solvent in the presence of a transition...
7288617 Conjugated polymers containing spirobifluorene units and fluorene units, and the use thereof  
The present invention relates to novel polymers which comprise spirobifluorene and fluorine units of the formulae (I) and (II) and may further comprise additional structural elements which may have...
7285616 Aromatic polymer, method for producing the same and uses thereof  
There is provided a polymer electrolyte which shows excellent characteristics as proton conductive membrane of fuel cells and the like. This polymer electrolyte contains an aromatic polymer which...
7273919 High heat polyethersulfone compositions  
High heat polyethersulfone compositions are provided which possess unexpectedly high glass transition temperatures. The polyethersulfone compositions comprise structural units derived from...
7268193 Branched polyphenylene polymers  
Branched polyarylene polymers are provided comprising monovalent endcappers, divalent linear units, and polyvalent branching units. The composition of the polymers is controlled by adjusting the...
7247261 Nonlinear optical material with nano-sized dendrimer structure  
The present invention relates to a non-linear optical material having a dendrimer structure; and, more particularly, to a non-linear optical material having organic chromophores at the ends and...
7235192 Capped poly(arylene ether) composition and method  
A method of preparing a capped poly(arylene ether) resin includes reacting a capping agent with a blend of two or more poly(arylene ether) resins having different intrinsic viscosities. Cured...
7220818 Noncovalent functionalization of nanotubes  
Nanotubes are treated with poly{(5-alkoxy-m-phenylenevinylene)-co-[(2,5-dioctyloxy-p-ph enylene)vinylene]} (PAmPV) polymers and derivatives thereof to provide noncovalent functionalization of the...
7196155 Process for preparing poly(arylene ethers) with pendant crosslinkable groups  
A process comprising: a) reacting a diphenol monomer A with a monomer B having two locations for reaction with A to form arylene ether monomer C and b) reacting arylene ether monomer C with a...
7189795 Poly(arylene ether)s bearing grafted hydroxyalkyls for use in electrically conductive adhesives  
A poly(arylene ether) polymer includes polymer repeat units of the following structure: —(O—Ar 1 —O—Ar 2 ) m —(O—Ar 3...
7179878 Poly(arylene ether) polymer with low temperature or UV crosslinking grafts and dielectric comprising the same  
Poly(arylene ether) polymers are provided having polymer repeat units of the following structure: wherein Ar 1 , Ar 2 , Ar 3 , and Ar 4 are identical or different aryl radicals, m is 0 to 1, n...
7179879 Poly(arylene ether) dielectrics  
The present invention relates to poly(arylene ethers) used as low k dielectric layers in electronic applications and articles containing such poly(arylene ethers) comprising the structure: ...
7169844 Resin with function of oxidation inhibition and emulsion thereof  
An emulsion of resin having a function of oxidation inhibition obtained by subjecting an antioxidant (A) having two or more alcoholic hydroxy groups, a polyol compounds (B) as an optical...
7166689 Aryl amine polymer, thin film transistor using the aryl amine polymer, and method of manufacturing the thin film transistor  
An aryl amine polymer is provided which contains a specific repeat unit, its use in preparing an organic semiconductor material which contains the aryl amine polymer and an additional specific...
7163988 Aromatic sulfonic acid ester derivative, polyarylene, polyarylene having sulfonic acid group and process for producing the same, and polymer solid electrolyte and proton-conductive membrane  
Disclosed is an aromatic sulfonic acid ester derivative represented by the formula (1); in the formula, X is an atom or a group selected from a halogen atom excluding fluorine, —OSO 3 CH 3 ...
7151156 Block polymer, polymer-containing composition, ink composition and liquid-discharging apparatus  
The present invention provides a block polymer that comprises a plurality of block segments, wherein at least one block segment comprises a repeating unit having an ester moiety bonded to a main...
7115706 Polyether polymers and compositions derived therefrom  
Polyether polymers providing a backbone substituted at intervals with electron stabilizing groups containing electron withdrawing groups are described. The polymers capture electrons and are...
7115699 Sulfonated polymer having nitrile-containing hydrophobic block and solid polymer electrolyte  
Provided are a sulfonated polymer capable of high hot water resistance even if it has an increased amount of the sulfonic groups introduced therein, and a solid polymer electrolyte containing the...
7101957 Crosslinked compositions comprising a poly(arylene ether) and a nonlinear optical chromophore, and devices incorporating same  
Crosslinked polymer blends comprising a poly(arylene ether) and a nonlinear optical chromophore. Also featured are electro-optic devices incorporating these blends.
7087701 Poly(arylene ethers) with pendant crosslinkable groups, and devices incorporating same  
A polymer comprising units having the formula (I) wherein: Q 1 comprises at least one aryl or heteroaryl group; Q 2 comprises at least one aryl or heteroaryl group; X 1 is O bonded...
7087799 Amino group containing phenol derivative  
An object of the present invention is to provide a material which resolves the drawbacks associated with polyimide polymers, and yet retains the advantages offered by conventional polyimide...
7084236 Polymer, method of its preparation, and electronic device  
A polymer comprising structural units of the formula I has a number average molecular weight of less than 300.10 3 g/mole and a weight average molecular weight of less than 500.10 3 g/mole. A...
7084231 Polyarylene compounds, polymers thereof, and electroluminescence element using the same  
Disclosed are a polyarylene compound and polymers thereof, which can be used as core materials for an organic or polymeric electro-luminescence (EL) element or for other optical devices, a...
7081491 Method for fabricating polybenzoxazole/clay nanocomposite materials  
A method for fabricating a polybenzoxazole/clay nanocomposite material includes performing an ion exchange reaction between an organic amine and Na + -montmorillonite to form a swelled organoclay....
7067593 Poly(arylene ethers) with pendant crosslinkable groups, and devices incorporating same  
A polymer comprising units having the formula (I) wherein: Q 1 comprises at least one aryl or heteroaryl group; Q 2 comprises at least one aryl or heteroaryl group; X 1 is O bonded...
Matches 1 - 50 out of 397 1 2 3 4 5 6 7 8 >