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Searching: chemistry





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Patent # Description
US-7,491,549 Apparatus for desorption and ionization of analytes
This invention relates generally to methods and apparatus for desorption and ionization of analytes for the purpose of subsequent scientific analysis by such...
US-7,490,834 Board Game
A game that teaches the structures of atoms on the periodic table, molecules and ions. Teaches the concepts of ions, acids and bases, oxidation and reduction and...
US-7,488,843 Oxidation process for aromatic compound
Methylene substituted aromatic compounds can be oxidized using t-butyl hydroperoxide and microwave radiation. In particular, xylenes give primarily phthalic...
US-7,482,425 Compositions for lipid matrix-assisted chemical ligation
The present invention relates to methods and compositions for lipid matrix-assisted chemical ligation and synthesis of membrane polypeptides that are...
US-7,479,687 Deep via seed repair using electroless plating chemistry
Methods of forming a continuous seed layer in a high aspect via and its associated structures are described. Those methods comprise forming a recess in a...
US-7,479,474 Reducing oxide loss when using fluoride chemistries to remove post-etch residues in semiconductor processing
A novel cleaning composition used for post-etch resist residue removal is disclosed. In contrast to the conventional cleaning solutions based on fluoride...
US-7,479,472 DNA-templated combinatorial library chemistry
The present invention describes templated combinatorial chemical libraries comprised of a plurality of bifunctional molecules having both a chemical compound and...
US-7,479,223 Porous adsorptive or chromatographic media
A porous substrate capable of adsorptive filtration of a fluid having a porous self-supporting substrate and one or more porous, adsorptive coatings comprising...
US-7,479,222 Porous adsorptive or chromatographic media
A porous substrate capable of adsorptive filtration of a fluid having a porous self-supporting substrate and one or more porous, adsorptive polymeric coatings...
US-7,476,621 Halogen-free noble gas assisted H.sub.2 plasma etch process in deposition-etch-deposition gap fill
Plasma etch processes incorporating H.sub.2/Noble gas etch chemistries. In particular, high density plasma chemical vapor etch-enhanced ...
US-7,476,345 Layer by layer self-assembly of large response molecular electro-optic materials by a desilylation strategy
The preparation of robust, thin film materials with large second-order optical nonlinearities through the covalent self-assembly of chromophoric compositions and...
US-7,476,329 Methods for contacting conducting layers overlying magnetoelectronic elements of MRAM devices
A method for contacting an electrically conductive layer overlying a magnetoelectronics element includes forming a memory element layer overlying a dielectric...
US-7,473,673 Hydrophilic structured bar compositions comprising individually coated flat platy particles, each having...
The invention relates to both compositions comprising flat platy particles wherein the particles individually have deposition system (i.e., cationic polymers and...
US-7,473,339 Slim cell platform plumbing
Embodiments of the invention generally provide a fluid delivery system for an electrochemical plating platform. The fluid delivery system is configured to supply...
US-7,470,840 Liquid-liquid interfacial nanoparticle assemblies
Self-assembly of nanoparticles at the interface between two fluids, and methods to control such self-assembly process, e.g., the surface density of particles...
US-7,470,822 C10 dialdehyde, synthetic method thereof, and synthetic method of beta-carotene using the same
The novel intermediate compound which can be efficiently utilized in the synthesis of carotenoid compounds based on the sulfone chemistry, the preparation method...
US-7,468,401 Bonding of powder coating compositions
A method of producing a coating composition containing flake-like, color effect pigment particles and polymeric binder. The pigment composition has an initial...
US-7,468,281 Hollow fiber membrane sample preparation devices
Simultaneous sample purification, enrichment and analysis of pharmaceuticals, illicit drugs, pollutants, biotechnological products, synthetic organic reaction...
US-7,468,280 High throughput preparation of lubricating oil compositions for combinatorial libraries
A high throughput preparation of a plurality of different lubricating oil compositions for combinatorial libraries and subsequent high throughput screening for...
US-7,467,601 Method and system for aquaculture production
A system and method provide an intensive aquaculture system for producing caviar or other goods. The system has a photosynthetic subsystem to consume waste from...
US-7,465,689 Method for producing a palladium-containing hydrogenation catalyst
The invention relates to physical chemistry and can be used for adjusting the rate of autocatalytic hydrogenation reactions.The method for producing a...
US-7,465,673 Method and apparatus for bilayer photoresist dry development
A method for etching an organic anti-reflective coating (ARC) layer on a substrate in a plasma processing system comprising: introducing a process gas comprising...
US-7,462,819 Statistical methods applied to surface chemistry in minerals flotation
The present invention provides a method of analysis which couples principle component analysis (PCA) with ToF-SIMS for obtaining surface chemical information...
US-7,462,564 Processing system and method for treating a substrate
A processing system and method for chemical oxide removal (COR), wherein the processing system comprises a first treatment chamber and a second treatment...
US-7,462,451 Compositions for modifying nucleic acids
The present invention relates to compositions and methods for the preparation of modified nucleic acids. In particular, the present invention provides novel...
US-7,462,267 Reference electrode
A reference electrode consisting of a metal in contact in contact with an electrolyte containing an anion or cation whose concentration in part determines the...
US-7,459,479 Benzylated PDE4 inhibitors
The present invention is directed to a method for reducing the emetogenic effects of PDE inhibitors, and more particularly is directed to compounds having PDE4...
US-7,459,275 Sequencing of surface immobilized polymers utilizing microfluorescence detection
Means for simultaneous parallel sequence analysis of a large number of biological polymer macromolecules. Apparatus and methods may use fluorescent labels in...
US-7,459,106 Materials, methods, and uses for photochemical generation of acids and/or radical species
The present invention provides compounds and compositions, which include: at least one chromophore having strong simultaneous two-photon or multi-photon...
US-7,454,250 System and method for applying therapy during hyperpnea phase of periodic breathing using an implantable...
Techniques are provided for treating periodic breathing, such as Cheyne-Stokes Respiration, using an implantable medical system. In one technique, diaphragmatic...
US-7,452,455 System and method for producing metal powder by electrowinning
This invention relates to a system and method for producing a metal powder product using either conventional electrowinning or alternative anode reaction...
US-7,449,414 Method of treating a mask layer prior to performing an etching process
A method of pre-treating a mask layer prior to etching an underlying thin film is described. A thin film, such as a dielectric film, is etched using plasma that...
US-7,449,150 Probe and apparatus for desorption and ionization of analytes
This invention relates generally to methods and apparatus for desorption and ionization of analytes for the purpose of subsequent scientific analysis by such...
US-7,448,397 Apparatus for applying disparate etching solutions to interior and exterior surfaces
Described are methods, systems, and chemistries for cleaning various components of semiconductor process equipment. A method in accordance with one embodiment...
US-7,446,129 Benzylated PDE4 inhibitors
The present invention is directed to a method for reducing the emetogenic effects of PDE inhibitors, and more particularly is directed to compounds having PDE4...
US-7,442,487 Low outgassing and non-crosslinking series of polymers for EUV negative tone photoresists
A series structure of a chemically amplified negative tone photoresist that is not based on cross-linking chemistry is herein described. The photoresist may...
US-7,439,272 Ultraporous sol gel monoliths
Ultraporous sol gel monoliths and methods for preparing the same are provided, having superior flow characteristics for chromatography and analytical chemistry...
US-7,435,852 Methods of producing a conjugated oligomer exhibiting supramolecular .pi.-conjugation extension, and resulting...
Methods for preparing an oligomer exhibiting supramolecular extension of .pi.-conjugation are described. The manipulation of intra-oligomeric properties such as...
US-7,435,712 Alkaline chemistry for post-CMP cleaning
This disclosure discusses cleaning of semiconductor wafers after the Chemical-Mechanical Planarization (CMP) of the wafer during the manufacturing of...
US-7,435,447 Method and system for determining flow conditions in a high pressure processing system
In a high pressure processing system configured to treat a substrate, a flow measurement device is utilized to determine a flow condition in the high pressure...
US-7,427,504 Determining fluid chemistry of formation fluid by downhole reagent injection spectral analysis
A method for analyzing formation fluid in earth formation surrounding a borehole includes storing analytical reagent in a reagent container in a fluids analyzer...
US-7,425,816 Method and system for pulse charging of a lithium-based battery
A combination including a battery pack and a battery charger operable to supply a charging current to the battery pack. The battery pack includes a plurality of...
US-7,425,302 Dry chemistry, lateral flow-reconstituted chromatographic enzyme-driven assays
A lateral flow chromatographic assay format for the performance of rapid enzyme-driven assays is described. A combination of components necessary to elicit a...
US-7,419,903 Thin films
Thin films are formed by formed by atomic layer deposition, whereby the composition of the film can be varied from monolayer to monolayer during cycles including...
US-7,414,106 Synthesis of peptide .alpha.-thioesters
Disclosed herein is a new method for the solid phase peptide synthesis (SPPS) of C-terminal peptide .alpha. thioesters using Fmoc/t-Bu chemistry. This method is...
US-7,413,909 Method and apparatus for desorption and ionization of analytes
This invention relates generally to methods and apparatus for desorption and ionization of analytes for the purpose of subsequent scientific analysis by such...
US-7,413,616 Active rinse shield for electrofill chemical bath and method of use
An active rinse shield designed to protect electrofill chemical baths from excessive dilution during rinse sprays on the semiconductor wafer. The shield uses...
US-7,407,640 Functionalized carbon nanotube-polymer composites and interactions with radiation
The present invention involves the interaction of radiation with functionalized carbon nanotubes that have been incorporated into various host materials,...
US-7,405,382 System for microwave enhanced chemistry
According to the present invention, a microwave generator includes a variable voltage provided from a first transformer to a second transformer having a...
US-7,405,381 Real-time imaging and spectroscopy during microwave assisted chemistry
An instrument and associated method are disclosed for conducting microwave assisted chemical reactions. The instrument includes a microwave cavity, preferably a...
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