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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...
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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...
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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...
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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....
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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....
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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...
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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...
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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,...
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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.
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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...
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7365146 |
Substituted polyphenylenes via supported transition metal catalysis
Substituted polyphenylenes and methods for producing such substituted polyphenylenes using supported transition metal catalysis are provided.
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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...
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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...
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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...
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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...
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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,...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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:
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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...
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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...
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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 ...
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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...
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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...
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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...
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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.
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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...
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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...
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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...
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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...
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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....
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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...
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