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Searching: chemistry





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Patent # Description
US-6,506,701 Rapid purification by polymer supported quench
Novel polymer-supported quenching reagents of Formula I, wherein P is a polymer of low chemical reactivity which is soluble or insoluble; Q is one or more...
US-6,506,558 Very large scale immobilized polymer synthesis
A synthetic strategy for the creation of large scale chemical diversity. Solid-phase chemistry, photolabile protecting groups, and photolithography are used to...
US-6,506,342 Tracking apparatus and method for use with combinatorial synthesis processes
A combinatorial chemistry bead that includes an electromagnetic spectral emitter that radiates a distinct electromagnetic code for each bead that uniquely...
US-6,505,965 Intraoral dental radiographic film packet with flavored/scented molded frame and method for forming same
An intraoral x-ray film packet is taught which includes compounding flavor/scent chemistry into a thermoplastic material. The thermoplastic material is then used...
US-6,503,759 Complex combinatorial chemical libraries encoded with tags
Encoded combinatorial chemistry is provided, where sequential synthetic schemes are recorded using organic molecules, which define choice of reactant, and stage,...
US-6,503,711 Nucleic acid biosensor diagnostics
A biosensor for direct analysis of nucleic acid hybridazation by use of an optical fiber functionalized with nucleic acid molecules and fluorescence transduction...
US-6,503,198 Noninvasive transdermal systems for detecting an analyte obtained from or underneath skin and methods
The present invention relates to noninvasive transdermal systems and methods for analyte extraction from a biological fluid within or beneath the skin, such as...
US-6,501,220 Thallium free--metal halide lamp with magnesium and cerium halide filling for improved dimming properties
A thallium-free high pressure ceramic metal halide lamp having superior dimming characteristics with a fill composition comprising MgI.sub.2 and CeI.sub.3. In...
US-6,500,995 Water-enhanced production of 1,1,1,3,3,-pentachloropropane
A process is provided by which addition of water is used to enhance the production of any hydrochlorocarbon feedstock through the use of Kharasch chemistry, i.e....
US-6,497,990 Heat sensitive printing plate precursors
The present invention provides a method of preparing a lithographic printing plate, said method comprising: providing a lithographic printing plate precursor...
US-6,495,469 High selectivity, low etch depth micro-loading process for non stop layer damascene etch
A method for etching a dielectric layer comprising the following steps. A structure having a low-k dielectric layer formed thereover is provided. A DARC layer is...
US-6,495,367 Method of accelerating blood coagulation using an antimicrobial metal
A blood component deposition-preventing agent and a blood coagulation accelerator are provided, which are substantially indifferent to blood coagulation activity...
US-6,495,352 Sol-gel method for encapsulating molecules
A method for encapsulating organic molecules, and in particular, biomolecules using sol-gel chemistry. A silica sol is prepared from an aqueous alkali metal...
US-6,495,336 Oligopeptide derivatives for the electrochemical measurement of protease activity
The invention relates to oligopeptide derivatives whose C-terminal amino acid is arginine which is linked to the remainder of an electroactive aniline or...
US-6,495,299 Packaged color photographic film capable of alternatively dry or wet-chemical processing
This invention relates to packaged photographic film that is capable of being alternately processed, according to individual consumer choice, by either (1) a...
US-6,494,576 Method and apparatus for spectrophotometry of the eye
A method and apparatus for spectrophotometry for non-invasively measuring the chemistry of the blood in the eye.
US-6,492,283 Method of forming ultrathin oxide layer
A method is disclosed for forming an ultrathin oxide layer of uniform thickness. The method is particularly advantageous for producing uniformly thin interfacial...
US-6,491,871 System for determining receptor-ligand binding affinity
A synthetic strategy for the creation of large scale chemical diversity. Solid-phase chemistry, photolabile protecting groups, and photolithography are used to...
US-6,491,816 Apparatus for parallel high-performance liquid chromatography with serial injection
High-performance liquid chromatography (HPLC) methods and systems are disclosed that combine sequential, serial injection of a plurality of samples into...
US-6,489,247 Copper etch using HCl and HBR chemistry
Copper can be pattern etched in a manner which provides the desired feature dimension and integrity, at acceptable rates, and with selectivity over adjacent...
US-6,487,470 Method and apparatus for determining magnet wire production die sets
A method for determining optimum enamel die sizes for each of a plurality of dies for fabricating magnet wire includes a series of calculations based upon an...
US-6,486,492 Integrated critical dimension control for semiconductor device manufacturing
A method and apparatus for reducing lot to lot CD variation in semiconductor wafer processing feeds back information gathered during inspection of a wafer, such...
US-6,486,354 Solid phase supports
Embodiments of the present invention generally relate to carrying out organic chemistry on solid supports comprising derivatised functionalities, methods for...
US-6,485,980 Method and apparatus for controlling a stream of liquid test packages in a capsule chemistry analysis system
A method and apparatus for controlling a stream of liquid and air segments wherein the liquid and air segments are selectively aspirated into a first fluid...
US-6,485,962 Methods for signal enhancement in optical microorganism sensors
Sensors for detecting microorganisms in gases, liquids, and aerosols are provided which include molecular receptors to interact with the microorganisms,...
US-6,485,571 Paper manufacturing and processing machine with closed loop control system
A machine for one of manufacturing and processing a fiber web includes an input end which receives a fiber suspension or a fiber web. The input end includes a...
US-6,482,733 Protective layers prior to alternating layer deposition
Method and structures are provided for conformal lining of dual damascene structures in integrated circuits, and particularly of openings formed in porous...
US-6,479,962 In-device charging system and method for multi-chemistry battery systems
A battery management system and method for an electronic device that may be powered by an AC source (using an AC adapter), or by a battery. The battery...
US-6,479,785 Device for plasma incision of mater with a specifically tuned radiofrequencty electromagnetic field generator
A device to place an incision into matter with a harmonious plasma cloud. A radiofrequency generator system produces pulsed or continuous electromagnetic...
US-6,479,560 Foaming compositions and methods for making and using the composition
A low-temperature foam compositions and that are produced from an epoxy compound and an acid source can be substantially free of polyurethane or isocyanate...
US-6,479,517 Phosphorous-containing benzothiophenes
This invention relates to the fields of pharmaceutical and organic chemistry and provides novel phosphorous-containing benzothiophene compounds which are useful...
US-6,475,915 Ono etch using CL2/HE chemistry
An etch process utilizing Cl.sub.2 /He chemistry for use in a silicon integrated circuit manufacturing process. The etch is a highly nitride selective,...
US-6,475,910 Radical-assisted sequential CVD
A new method for CVD deposition on a substrate is taught wherein radical species are used in alternate steps to depositions from a molecular precursor to treat...
US-6,475,658 Air manager systems for batteries utilizing a diaphragm or bellows
Air managers for metal-air batteries are described, utilizing a diaphragm or bellows to move air in and out of one or more air openings or to move air from an...
US-6,475,612 Process for applying a topcoat to a porous basecoat
A process is provided that allows the production of multi-layer coatings in which one or more topcoats can be applied to a porous basecoat to produce a uniform...
US-6,473,480 Method and apparatus for maintaining proper noble metal loading for a noble metal application process for...
A non-steady state computer model of water in a Boiling Water Reactor (BWR) primary water flow circuit is used to represent the water chemistry and noble metal...
US-6,472,441 Methods for optimizing Fischer-Tropsch synthesis of hydrocarbons in the distillate fuel and/or lube base oil ranges
Methods for converting of syngas to higher molecular weight products using Fischer-Tropsch synthesis, and methods for optimizing the catalyst systems in the...
US-6,472,329 Etching aluminum over refractory metal with successive plasmas
A process and apparatus for etching an exposed region of a multi-layer metal having at least two layers: a layer of aluminum or aluminum alloy, and an underlying...
US-6,472,328 Methods of forming an electrical contact to semiconductive material
A method of forming an electrical contact to semiconductive material includes forming an insulative layer over a contact area of semiconductive material. A...
US-6,472,317 Dual damascene arrangement for metal interconnection with low k dielectric constant materials in dielectric layers
A method of forming a dual damascene structure in a semiconductor device arrangement forms a first low k dielectric material over an underlying metal...
US-6,468,740 Cyclic and substituted immobilized molecular synthesis
A synthetic strategy for the creation of large scale chemical diversity. Solid-phase chemistry, photolabile protecting groups, and photolithography are used to...
US-6,468,722 Photofinishing processing system and a processing solution supply cartridge for the processing system
A cartridge that supplies fresh photographic processing solution or chemistry to a photoprocessing machine and recovers silver from spent processing solution....
US-6,465,650 Substituted N-ethylglycine derivatives for preparing PNA and PNA/DNA hybrids
The invention provides a processes for the preparation of a compound of Formula I, or a salt thereof ##STR1## wherein PG is a urethane- or trityl-type protective...
US-6,464,799 Method for managing a fluid level associated with a substrate processing tank
An improved method and apparatus for adjusting chemistry concentrations and temperatures within a substrate processing tank is provided. A first aspect may...
US-6,464,568 Method and chemistry for cleaning of oxidized copper during chemical mechanical polishing
Methods for the chemical-mechanical polishing (CMP) of copper layers on integrated circuits are described, along with the chemical compositions of various pre-...
US-6,462,142 Processes for improved surface properties incorporating compressive heating of reactive gases
An apparatus and method are used to modify the surface chemistry of an article. The article to be surface treated has at least a surface region that includes at...
US-6,459,471 Image reproduction apparatus with compact, low-waste digital printer
A photographic image printer, method of printing, and a software program for printing digital images which analyzes pending orders, determines the image printing...
US-6,458,685 Method of forming a self-aligned contact opening
A bulk semiconductor substrate is provided which has an active area received between at least two undoped silicon dioxide comprising substrate isolation regions....
US-6,458,595 Automated fingerprint methods and chemistry for product authentication and monitoring
Highly efficient, low cost, methods and compounds to determine product authenticity, tampering, manufacturing compliance are provided. The methods and chemicals...
US-6,458,292 Composition of an anti-scale-forming agent
A composition for an anti-scale-forming agent includes oil-based polyalkylenes, amines phosphorous and oxygen in a polymer for providing dispersivity and...
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