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Searching: chemistry





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Patent # Description
US-7,150,182 High throughput screening methods for lubricating oil compositions
A method for determining storage stability for a plurality of fluid lubricant samples of different lubricating oil compositions is provided. Each sample includes...
US-7,148,073 Methods and systems for preparing a copper containing substrate for analysis
Methods and systems for preparing a substrate for analysis are provided. One method includes removing a portion of a copper structure on the substrate using an...
US-7,147,896 Electroless nickel plating method for the preparation of zirconia ceramic
An electroless nickel plating method for the preparation of zirconia ceramic material. The surface of the zirconia ceramic material is first cleaned of...
US-7,147,827 Chemical mixing, replenishment, and waste management system
A chemical control system for controlling the chemistry of a chemical solution having predetermined chemical constituents in a plating system, such as a NiFe...
US-7,147,361 Methods for injecting dry bulk amendments for water and soil treatment
The present invention includes methods for introducing a dry material into a fluid stream in a way that ensures a predictable, highly accurate and consistent...
US-7,146,994 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-7,144,831 Three-dimensional nonwoven substrate having sub-millimeter orifice structure
The present invention is directed to a nonwoven fabric having a combination of a planar background element and projection elements to form a three-dimensional...
US-7,144,739 Pressure measurement and relief for microwave-assisted chemical reactions
A pressure-sealing, pressure-monitoring closure for non-invasively sealing a reaction vessel to a defined release pressure in microwave-assisted chemistry is...
US-7,141,769 Spectroscopy-based real-time control for microwave-assisted chemistry
The invention is an instrument and method for microwave-assisted chemical synthesis. The instrument includes a source of microwave radiation for applying...
US-7,141,472 Semiconductor processing methods of forming dynamic random access memory (DRAM) circuitry
Methods of forming dynamic random access memories (DRAM) are described. In one embodiment, an insulative layer is formed over a substrate having a plurality of...
US-7,141,366 Surface display of selenocysteine-containing peptides
The naturally-occurring amino acid selenocysteine (SEC) is incorporated uniquely and specifically in the context of a polypeptide displayed on the surface of an...
US-7,141,276 Hydrophobic permanent coatings on substrates and methods for production thereof
The invention is used in the field of chemistry and relates to coatings which can be used, for example, for the production of paint films, and a method for...
US-7,140,374 System, method and apparatus for self-cleaning dry etch
A method for cleaning a processing chamber that includes heating an inner surface of the processing chamber to a first temperature. The first temperature can be...
US-7,138,717 HDP-based ILD capping layer
A cap nitride stack which prevents etch penetration to the HDP nitride while maintaining the electromigration benefits of HDP nitride atop Cu. In one embodiment,...
US-7,138,521 Crystalline of N-[4-[2-(2-Amino-4,7-dihydro-4oxo-3H-pyrrolo[2,3-D]pyrimidin-5-YL)ethyl]b- ...
The invention relates to the field of pharmaceutical and organic chemistry and provides an improved process for preparing the novel heptahydrate crystalline salt...
US-7,138,187 Polyvinyl alcohol-based film exhibiting improved adhesion
Modifications to the surface of polyvinyl alcohol-based films are disclosed that result in improved adhesion to optical materials. Specifically, the surface...
US-7,137,289 High throughput screening methods for lubricating oil compositions
Method for determining dispersancy performance for a plurality of fluid samples of different compositions is provided. Each sample includes one or more base oils...
US-7,135,565 Synthesis of polynucleotides using combined oxidation/deprotection chemistry
A method of synthesizing a polynucleotide which can, for example, be used during fabrication of an array. A second nucleoside is coupled to a first nucleoside...
US-7,135,445 Process for the use of bis-choline and tris-choline in the cleaning of quartz-coated polysilicon and other...
A new cleaning chemistry based on bis-choline and tris-choline compounds, such as their hydroxides, is provided in order to address the removal of photoresist...
US-7,132,531 Reactor
A reactor vessel for carrying out solid phase synthesis, particularly the solid phase synthesis of oligonucleotides, peptides, and combinatorial chemistry is...
US-7,132,489 Fluorine-containing amphoteric polymer for surface coating and preparation method thereof
The present invention relates to a fluorine-containing amphoteric polymer for surface coating and preparation method thereof, in particular, to a ...
US-7,132,275 Multifunctional magnetic nanowires
The invention provides multisegmented, multifunctional magnetic nanowires for the probing and manipulation of molecules at the cellular and subcellular level....
US-7,129,229 Hydrazide building blocks and hydrazide modified biomolecules
This invention relates to attachment chemistries for binding macromolecules to a substrate surface or to other conjugation targets. More particularly, this...
US-7,129,182 Method for etching a thin metal layer
A method for etching a metal layer is described. That method comprises forming a metal layer on a substrate, then exposing part of the metal layer to a wet etch...
US-7,128,279 Method and apparatus for fluid delivery to a backside of a substrate
A fluid delivery device for delivering fluid to the backside of a substrate while minimizing waste is provided. The device includes an inner cylindrical tube...
US-7,128,046 Fuel mixture stratification as a method for improving homogeneous charge compression ignition engine operation
A method for slowing the heat-release rate in homogeneous charge compression ignition ("HCCI") engines that allows operation without excessive knock at higher...
US-7,126,006 Glycoluril core molecules for combinatorial libraries
The present invention provides novel glycoluril derivatives for use as core molecules in combinatorial chemistry. Core molecules of the present invention can...
US-7,125,791 Advanced copper damascene structure
A method of forming round bottom corners for conductive lines in an integrated circuit is presented. Two approaches are taken to achieve a preferred rounding...
US-7,122,485 Deposition profile modification through process chemistry
Disclosed are methods for modifying the topography of HDP CVD films by modifying the composition of the reactive mixture. The methods allow for deposition...
US-7,122,148 Cooling water scale and corrosion inhibition
A methods of the present invention for inhibiting silica scale formation and corrosion in aqueous systems where soluble silica residuals (SiO.sub.2) are...
US-7,119,416 Bipolar transistor structure with self-aligned raised extrinsic base and methods
The invention includes methods of fabricating a bipolar transistor that adds a silicon germanium (SiGe) layer or a third insulator layer of, e.g., high pressure...
US-7,115,884 Self-encoding fiber optic sensor
Self-encoding microspheres having distinct characteristic optical response signatures to specific target analytes may be mixed together while the ability is...
US-7,115,510 Method for electrochemically processing a workpiece
The present invention relates to a process for forming a near-planar or planar layer of a conducting material, such as copper, on a surface of a workpiece using...
US-7,112,861 Magnetic tunnel junction cap structure and method for forming the same
A a magnetic random access memory (MRAM) device includes a cap layer formed over a magnetic tunnel junction (MTJ) stack layer, an etch stop layer formed over the...
US-7,109,452 Controlled flow instrument for microwave assisted chemistry with high viscosity liquids and heterogeneous mixtures
A controlled-flow microwave instrument for chemical synthesis that includes heterogeneous or highly viscous materials includes a fluid reservoir for supplying or...
US-7,109,257 Modified clays and methods for making and using same
Processes for modifying the surface chemistry of a clay are disclosed. In one embodiment, there is provided a process for modifying the surface chemistry of a...
US-7,107,160 Use-adaptive fuel gauging for battery powered electronic devices
A method and a battery powered electronic device incorporate use-adaptive fuel gauging. The use-adaptive fuel gauging adapts a fuel gauge algorithm to an average...
US-7,105,483 Phosphinic pseudopeptide derivatives for the selective inhibition of the C-terminal active site of angiotensin...
The invention relates to the use of phosphinic pseudopeptide derivatives for production of a medicament for selectively inhibiting the active C-terminal site of...
US-7,105,454 Use of ammonia for etching organic low-k dielectrics
Method for etching organic low-k dielectric using ammonia, NH3, as an active etchant. Processes using ammonia results in at least double the etch rate of organic...
US-7,105,452 Method of planarizing a semiconductor substrate with an etching chemistry
The present invention provides a method of planarizing a substrate, the method including, forming, on the substrate, a patterned layer having a first shape...
US-7,102,235 Conformal lining layers for damascene metallization
Method and structures are provided for conformal lining of dual damascene structures in integrated circuits. Trenches and contact vias are formed in insulating...
US-7,098,142 Method of etching ferroelectric devices
A method of etching a ferroelectric device 100 having a ferroelectric layer 112 between a top and a bottom electrode 114, 108 is disclosed herein. Hardmasks 116,...
US-7,096,975 Modular design for downhole ECD-management devices and related methods
One or more components of a wellbore drilling assembly utilize a modular construction to facilitate assembly, disassembly, repair and/or maintenance of a...
US-7,094,871 Solid phase native chemical ligation of unprotected or N-terminal cysteine protected peptides in aqueous solution
The present invention provides methods, apparatus and kits for synthesizing assembled peptides and proteins on a solid phase with sequential ligation of three or...
US-7,094,704 Method of plasma etching of high-K dielectric materials
A method of etching high dielectric constant materials using a halogen gas, a reducing gas and an etch rate control gas chemistry.
US-7,094,458 Surface treatment of fluorinated contact lens materials
Hydrogen-plasma modification of a contact lens made from a fluorinated polymer reduces the surface chemistry of by removing fluorine, leaving behind a...
US-7,087,732 Nucleotides and analogs having photoremovable protecting groups
A synthetic strategy for the creation of large scale chemical diversity. Solid-phase chemistry, photolabile protecting groups, and photolithography are used to...
US-7,087,564 Acidic 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-7,087,438 Encapsulation of conductive lines of semiconductor devices
The invention relates to a method of encapsulating conductive lines of semiconductor devices and a structure thereof. An encapsulating protective material, such...
US-7,084,024 Gate electrode forming methods using conductive hard mask
Methods related to formation of a gate electrode are disclosed that employ a conductive hard mask as a protective layer during a photoresist removal process. In...
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