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8097348 |
Pi-conjugated organoboron polymers in thin-film organic electronic devices
Pi-conjugated organoboron polymers for use in thin-film organic polymer electronic devices. The polymers contain aromatic and or unsaturated repeat units and boron atoms. Pi-conjugated organoboron...
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8034467 |
Moisture-reactive composition and organic electroluminescent element having same
Disclosed herein is a moisture-reactive composition having a moisture-reactive polysiloxane having a main chain and one or more side chains, wherein the main chain and/or the one or more side...
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8021756 |
Microlens array
The present invention provides a microlens array produced by molding a resin obtained by reacting a silicon compound with a boron compound or an aluminum compound, in which the silicon compound is...
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7910687 |
Conjugated polymers containing arylamine units, the representation thereof and the use of the same
The present invention relates to conjugated polymers which contain specific fused arylamine structural units. The inventive materials have improved efficiency at a high illumination density and are...
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7893165 |
Metal-containing inorganic block copolymers
There are provided in accordance with embodiments of the invention metal-containing inorganic block copolymers, structures formed by self-assembly of such copolymers, and metal-containing ceramics...
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7868131 |
Methods of preparing polymers having terminal amine groups
The present invention is directed to methods of preparing linear polymers such as polyalkylene oxides containing a terminal amine in high purity. One preferred method includes reacting a...
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7858724 |
Polymeric, phosphorescent, organically semi-conductive emitter materials based on perarylated boranes, method for their production and use thereof
The invention relates to luminescent compounds with semi-conducting properties, as well as their production and their use in organic light-emitting diodes (OLEDs). The compounds are copolymers...
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7824473 |
Metal-organic framework materials based on icosahedral boranes and carboranes
Disclosed herein are metal-organic frameworks of metals and boron rich ligands, such as carboranes and icosahedral boranes. Methods of synthesizing and using these materials in gas uptake are...
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7816562 |
Amido-organoborate initiator systems
The invention is amido-borate compounds containing one or more anionic amido-borate moieties comprising an organoborate anion wherein the boron atom is bonded to a nitrogen atom of ammonia or an...
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7799875 |
Triarylamine-arylvinylene moiety-containing conjugated polymers, their production and use
The present invention relates to conjugated polymers and dendrimers containing styryl-triarylamine structural units, to the use thereof in electronic components, in particular in polymeric organic...
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7767220 |
Implantable or insertable medical articles having covalently modified, biocompatible surfaces
Implantable or insertable medical devices comprising a surface region that is modified by covalently coupling a molecular species (or a combination of molecular species) to the same. The molecular...
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7745362 |
Metal-containing structured ceramic materials
There are provided in accordance with embodiments of the invention metal-containing inorganic block copolymers, structures formed by self-assembly of such copolymers, and metal-containing ceramics...
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7737241 |
Amido-organoborate initiator systems
The invention is a system for initiating free radical polymerization comprising: a) in one part, one or more amido-borate compounds containing one or more anionic amido-borate moieties comprising...
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7723455 |
Conjugated polymers containing dihydrophenanthrene units and use thereof
The invention relates to conjugated polymers containing novel structural units according to formula (1). The inventive materials are characterized by increased efficiency and a longer service life...
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7658778 |
Ceramic filters formed from photocurable pre-ceramic polymers
A method for making high temperature filter media includes the steps of melt-spinning a plurality of fibers of pre-ceramic thermoplastic polymer to form a non-woven textile web of the fibers,...
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7632908 |
Substituted fluorene polymers, their preparation and use in optical devices
A polymer for use in an optical device comprising a hole transporting region, an electron transporting region, an emissive region, said polymer comprising an optionally substituted repeat unit of...
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7629429 |
Substituted fluorene polymers their preparation and uses
A polymer having a first repeat unit comprising a group having general formula (I) which is substituted or unsubstituted: where at least one of R1 or R2 comprises at least two substituted or...
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7615289 |
Organic electroluminescent polymer having 9,9-di(fluorenyl)-2,7-fluorenyl unit and organic electroluminescent device manufactured using the same
Disclosed herein is an organic electroluminescent polymer having 9,9-di(fluorenyl)-2,7-fluorenyl unit and an electroluminescent device using the same. Specifically, the current invention provides...
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7427443 |
Low dielectric constant insulating material and semiconductor device using the material
The use of a material possessing a six-member borazine ring consisting of at least boron and nitrogen elements in the form of a low dielectric constant insulating film in a hard mask, a Cu...
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7402343 |
Molecular chemical compounds with structures allowing electron displacement and capable of emitting photoluminescent radiation, and photoluminescence quenching device employing the same
A chemical compound which has an electron donor group, an electron acceptor group, and a conjugated bridging element bridging between the electron donor group and the electron acceptor group. The...
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7335717 |
Methods, compositions, and biomimetic catalysts for the synthesis of silica, polysilsequioxanes, polysiloxanes, non-silicon metalloid-oxygen networks, polymetallo-oxanes, and their organic or hydrido conjugates and derivatives
The in vitro polymerization of silica, silicone, non-silicon metalloid-oxane and metallo-oxane polymer networks, by combining a catalyst and a substrate to polymerize the substrate to form silica,...
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7301003 |
Method of preparing polymers having terminal amine groups
The present invention is directed to methods of preparing linear polymers such as polyalkylene oxides containing a terminal amine in high purity. One preferred method includes reacting a...
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7157154 |
Polymer and polymeric luminescent element comprising the same
A polymer characterized by comprising repeating units represented by the following formula (1) and having a number-average molecular weight, in terms of polystyrene, of 103 to 108. (In the formula,...
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7074884 |
Conjugated polymer preparation via Suzuki-coupling in emulsion
A process for preparing a conjugated polymer, which comprises polymerizing in a reaction mixture (a) an aromatic monomer having at least two boron derivative functional groups selected from the...
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7041280 |
Aryl boronate functionalized polymers for treating obesity
Disclosed are polymers comprising one or more phenyl boronate ester, boronamide or boronate thioester groups. The phenyl boronate ester, boronamide and boronate thioester groups are represented by...
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7012124 |
Solid polymeric electrolytes for lithium batteries
Novel conductive polyanionic polymers and methods for their preparion are provided. The polyanionic polymers comprise repeating units of weakly-coordinating anionic groups chemically linked to...
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6967179 |
Process for manufacturing boron nitride fibers from borylborazines
The aim of the present invention is a process for manufacturing boron nitride fibers, in particular continuous boron nitride fibers with good mechanical properties, which may be used for producing...
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6864339 |
Process for preparing aromatic polymers
The present invention is generally directed to a process for preparing aromatic polymers. It further relates to devices that are made with the polymers.
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6767981 |
Thermoset and ceramic containing silicon and boron
A thermoset polymer has a repeating unit comprising at least one crosslinking group having at least one unsaturated carbon-carbon bond and at least two crosslinking bonds, at least one borate...
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6395840 |
Precursor polymers to refractory metal carbides and metal borides
The present invention provides a method for producing precursor polymers which decompose to a substantially pure refractory metal carbide or refractory metal boride. The method comprises mixing a...
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6372873 |
Linear phosphine-borane polymers and methods of preparation therefor
Linear backbone phosphorus-boron polymers of the general formula (I): wherein R1, R2, R3, and R4, are the same or different and selected from H, optionally substituted alkyl, alkenyl and phenyl;...
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6353072 |
Polymer preparation from boron derivative functional group-containing monomers
A process for preparing a conjugated polymer, which comprises polymerizing in a reaction mixture (a) an aromatic monomer having at least two reactive boron derivative groups selected from a boronic...
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6231790 |
Tetrakis-pentafluorophenyl borates from pentafluorophenyl grignard reagents
Pentafluorophenyl Grignard reagents are reacted with a boron trihalide in a non-ethereal solvent such as toluene to produce a tetrakis pentafluorophenyl borate magnesium halide.
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6025453 |
Linear inorganic-organic hybrid copolymers containing random distribution of boranyl, silyl, or siloxyl, and acetylenic units
An organoboron polymer having a backbone with a repeating of at least one kynyl group, at least one silyl group, at least one boranyl group, optionally at least one siloxyl group, and optionally an...
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5872070 |
Pyrolysis of ceramic precursors to nanoporous ceramics
The present invention provides for amorphous, nanoporous, ceramic material having a surface area in excess of 70 m2 /gm and characterized by a high content of open microporous cell structure...
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5807905 |
Borate photoinitiators from polyboranes
Compounds of the formula I ##STR1## in which n and o are a number from 0 to 50, m is a number from 1 to 50, u and v are 0 or 1, and at least one of the indices u and v is 1, R1, R2, R2a, R3 and R4...
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5684115 |
(Co)polycarbonate composition containing boric acid and a basic catalyst
A processes for producing a (co)polycarbonate having a low terminal hydroxyl group concentration and being excellent in heat resistance and hue, which comprises melt-polycondensing a dihydroxy...
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5670604 |
Preparation of a polycarbonate by melt-polycondensation of a dihydric phenol and a carbonic diester
A process for preparing a substantially chloride-ion-free, high-molecular-weight, colorless and transparent polycarbonate by melt-polycondensing a dihydric phenol with a carbonic diester, which...
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5625010 |
Macromonomers having reactive side groups
Rigid-rod macromonomers, and methods for preparing such macromonomers, having a polyaromatic backbone, solubilizing side groups, and reactive side groups are provided. The macromonomers are...
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5476915 |
Method for controlled synthesis of polymers
Living polymer synthesis methods for the synthesis of oligomeric and high molecular weight polymers with low polydispersity are disclosed. The disclosed methods are based on the discovery that the...
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5473036 |
Process for forming a bromomagnesium tetrakis (fluorophenyl) borate
Bromomagnesium tetrakis(fluorophenyl) borate reactible intermediates can be formed by reacting at least four equivalents of fluorophenyl magnesium bromide with every one equivalent of boron...
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5386006 |
Shape sintered articles derived from boro-containing polysilazanes
The present invention relates to preceramic polymers incorporating boron and their application in the sintering of SiC ceramics. The present invention is also directed to a process for preparing a...
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5256487 |
High char yield silazane derived preceramic polymers and cured compositions thereof
Novel polysiloxane-silazane preceramic polymer compositions are prepared by the controlled hydrolysis polymerization of a trimer or tetramer of a monomer of the structure ##STR1## wherein R1, R2,...
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5206327 |
Preceramic polymers incorporating boron and their application in the sintering of carbide ceramics
The present invention relates to preceramic polymers incorporating boron and their application in the sintering of SiC ceramics. The present invention is also directed to a process for preparing a...
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5204431 |
Polycarbosilanes containing a hetero element
Polycarbosilanes in which some of the silicon atoms have been replaced by a hetero element selected from boron, titanium, zirconium, hafnium, etc. The hetero elements are incorporated into the...
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5171736 |
Preceramic organosilicon-boron polymers
Preceramic polymers are prepared by mixing an organosilicon oligomer or polymer containing a multiplicity of Si--H and/or Si--N functional groups with a borane in an organic solvent for a...
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5169908 |
Curable boron modified hydropolysilazane polymers
The present invention relates to a method of preparing boron modified hydropolysilazane polymers. The method comprises reacting a hydropolysilazane polymer with borane for a time sufficient to form...
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5145930 |
Preparation of hyperbranched polyarylenes
Highly branched, functionalized, wholly aromatic poly(arylenes) are prepared by the polymerization of ABn -type aromatic monomers.
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5128286 |
Boron-containing, silicon nitride-based ceramic shaped body
A shaped body is disclosed which comprises substantially amorphous, silicon nitride-based ceramic containing Si, N and B as essential components and O, C and H as optional components in amounts...
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5116791 |
Composite boron nitride/silicon ceramic materials
Novel composite ceramic materials include a boron nitride matrix and an amount of silicon components compatible therewith; such ceramic materials comprise a core volume having an external sheath...
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