Purified tetraethoxysilane and method of purifying
OF THE INVENTION The invention in its broader aspects relates to a method of purifying tetraethoxysilane, comprising injecting impure tetraethoxysilane in the gaseous phase into a gas chromatograph c... Read More
Inventors: Potts, Thomas M.;, Assignee: Eagle-Picher Industries, Inc. (Cincinnati, OH) |
Partially polymerized divinylsiloxane linked bisbenzocyclobutene resins and methods for making said resins
OF THE INVENTION The DVS monomers of this invention include compounds of the structure: ##STR2## wherein each R.sup.3 is independently C.sub.1-6 alkyl, cycloalkyl, aralkyl, or phenyl; each R.sup.4 is... Read More
Inventors: Foster, Pamela S.; Ecker, Ernest L.; Rutter, Jr., Edward W.; Moyer, Eric S.;, Assignee: The Dow Chemical Company (Midland, MI) |
Low dielectric resin composition
What is claimed is: 1. A low dielectric resin composition consisting essentially of the following components (a) and (b), wherein the dielectric constant of a coating film formed by this composition i... Read More
Inventors: Yokotsuka, Shunsuke; Serita, Aya; Aosaki, Ko; Matsukura, Ikuo; Narita, Takenori; Morishima, Hiroyuki; Uchimura, Shunichiro;, Assignee: Asahi Glass Company Ltd. (Tokyo, JP); Hitachi Chemical Co., Ltd. (Tokyo, JP) |
Method for manufacturing siloxane compounds
I claim: 1. A method for manufacturing a siloxane compound described by formula R.sup.1.sub.m Si{OSi(CH.sub.3).sub.2 H}.sub.(4-m) comprising reacting a silane compound or condensation product of a sil... Read More
Inventors: Okawa, Tadashi;, Assignee: Dow Corning Toray Silicone Co., Ltd. (Tokyo, JP) |
Polyphenylene oligomers and polymers
OF THE INVENTION Preferably, the oligomers and polymers and corresponding starting monomers of the present invention are: I. Oligomers and polymers of the general formula: [A].sub.w [B].sub.z [EG].su... Read More
Inventors: Godschalx, James P.; Romer, Duane R.; So, Ying Hung; Lysenko, Zenon; Mills, Michael E.; Buske, Gary R.; Townsend, III, Paul H.; Smith, Jr., Dennis W.; Martin, Steven J.; DeVries, Robert A.;, Assignee: The Dow Chemical Company (Midland, MI) |
Polyamic acid precursors and methods for preparing higher molecular weight polyamic acids and polyimidebenzoxazole
OF THE INVENTION In the present invention, polyimide precursors are prepared by reacting an aromatic dianhydride, an aromatic diaminobenzoxazole and a bifunctional chain terminator. The aromatic dian... Read More
Inventors: Harris, William J.; Hwang, Wen-Fang;, Assignee: The Dow Chemical Company (Midland, MI) |
Method for purifying dimethyl sulphoxide (DMSO)
We claim: 1. Process for the purification of dimethy sulphoxide (DMSO) to decrease the content of cations comprising: 1) a DMSO in liquid state and with a low water content is selected, 2) this DMSO i... Read More
Inventors: Commarieu, Annie; Bazin, Isabelle;, Assignee: Elf Acquitaine Production (FR) |
Ultrapurification of organic solvents
OF THE INVENTION For purposes of the present invention, the following definitions are used. Solvent: a volatile organic compound having a boiling point greater than -100.degree. C. and less than 200.... Read More
Inventors: Ray, Roderick J.; Newbold, David D.; Friesen, Dwayne T.; McCray, Scott B.; Ray, Lori A.;, Assignee: Bend Research, Inc. (Bend, OR) |
Process for the purification of virtually anhydrous organic liquids
We claim: 1. Process for purification of a virtually anhydrous organic liquid other than dimethyl sulphoxide alone, to decrease its content of alkali and alkaline-earth metal and metal cations, compri... Read More
Inventors: Commarieu, Annie; Humblot, Francis;, Assignee: Elf Atochem (Paris, FR) |
Trialkyl Group VA metal compounds
OF THE INVENTION As used throughout this specification, the following abbreviations shall have the following meanings, unless the context clearly indicates otherwise: .degree. C.=degrees centigrade; ... Read More
Inventors: Shenai-Khatkhate, Deodatta V.; Power, Michael B.; Amamchyan, Artashes;, Assignee: Shipley Company, L.L.C. (Marlborough, MA) |
Stress compensation composition and semiconductor component formed using the stress compensation composition
OF THE DRAWINGS Generally, the present invention provides a semiconductor component having a photosensitive stress compensation layer, a method of manufacturing the semiconductor component, and a com... Read More
Inventors: Keser, Lizabeth Ann; Fang, Treliant;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Ball grid array integrated circuit package which employs a flip chip integrated circuit and decoupling capacitors
The present invention includes an integrated circuit package which helps minimizes the EMI associated with the integrated circuit. The integrated circuit package minimizes the length of power supply i... Read More
Inventors: Kelly, Michael G.; Emad, Pirooz;, Assignee: Hewlett-Packard Company (Palo Alto, CA) |
Process and auxiliary device for fabricating semiconductor devices
A process for fabricating individual semiconductor devices with mesa structures from a starting substrate having a first side and a second side, the process comprising doping the first and second side... Read More
Inventors: Igel, Gunter; Schroeder, Johann;, Assignee: Deutsche ITT Industries GmbH (Freiburg, DE) |
Process for manufacturing discrete electronic devices
OF THE INVENTION FIG. 1a shows an SOI substrate with a first silicon layer 10, an insulator layer 12, and a second silicon layer 13. The first silicon layer 10 has been thickened by an epitaxial laye... Read More
Inventors: Igel, Gunter; Stroh, Ruediger Joachim;, Assignee: Micronas Intermetall GmbH (Freiburg, DE) |
Process for manufacturing semiconductor devices with active structures
OF THE INVENTION The process of the present invention generally involves forming several essentially identical active device structures on each one of a plurality of semiconductor devices. In this ma... Read More
Inventors: Igel, Gunter;, Assignee: General Semiconductor Inc. (Melville, NY) |
Chip module with conductor paths on the chip bonding side of a chip carrier
This object is achieved with a chip module according to the invention, wherein the conductor paths extend in a plane on the chip bonding side of the carrier layer facing the chip. The carrier layer it... Read More
Inventors: Oppermann, Hans-Hermann; Zakel, Elke; Azdasht, Ghassem; Kasulke, Paul;, Assignee: Fraunhofer-Gesellschaft zur Forderung der Angewandten Forschung e.V. (Munich, DE) |
Measuring device using biological cells or chemical biologically active substances contained in an analyte
The object underlying the invention is therefore to provide a measuring device of the type set forth at the outset, which is compact in size, where the influence upon the medium under investigation by... Read More
Inventors: Wolf, Bernhard; Ehret, Ralf; Sieben, Ulrich; Baumann, Werner;, Assignee: Micronas GmbH (Freiburg, DE) |
Automatic analysis apparatus with liquid level detection function
In the automatic analysis apparatus stated above, the sample cup pipetted with the sample liquid corresponding to the pipetting object is mounted on a sample disc as one embodiment of the container ho... Read More
Inventors: Ishizawa, Masato; Inagaki, Akira; Tao, Ryuji;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Materials and method for the detection and treatment of Wegener's granulomatosis
I claim: 1. A method for detecting Wegener's granulomatosis in a patient, said method comprising the steps of: (a) contacting a peptide of human proteinase-3, wherein said peptide is selected from the... Read More
Inventors: Staud, Roland;, Assignee: University of Florida (Gainesville, FL) |
Hybrid circuit element and method of manufacturing the same
In view of the foregoing, an object of this invention is to provide a hybrid circuit elements comprising redox electrical elements and conventional semiconductor elements, and a method for manufacturi... Read More
Inventors: Isoda, Satoru; Tomisawa, Osamu; Kawakubo, Hiroaki;, Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP) |
Linearizing emitted light intensity from a light-emitting device
An object of the present invention is therefore to provide a light-emitting device in which the increase in light intensity is linear with respect to the increase in current, thereby facilitating cont... Read More
Inventors: Tanaka, Yukio; Tohmon, Ryoichi;, Assignee: Eastman Kodak Company (Rochester, NY) |
Sampling and determination of diffusible chemical substances
We claim: 1. A method for determining the concentration of diffusible gaseous substances in a fluid matrix comprising: (a) introducing a probe into said fluid matrix, said probe containing an outer me... Read More
Inventors: Clark, Justin S.; Wallace, William D.; Farr, Frederick L.;, Assignee: Intermountain Health Care (Salt Lake City, UT) |
Biosensing using surface plasmon resonance
The present invention provides instrumentation, methods, and reagents for the amplification of SPR reflectivity changes. In one series of embodiments, colloidal-metal nanoparticles are used as optical... Read More
Inventors: Natan, Michael J.; Pena, David J.; Goodrich, Glenn; He, Lin; Lyon, L. Andrew; Musick, Michael D.; Holliway, William D.;, Assignee: SurroMed, Inc. (Palo Alto, CA) |
Autostop mechanism for tape recorder
In view of such circumstances, it is an object of this invention to provide an autostop mechanism for a tape recorder which can be assuredly restored to the inactive condition from any mode used, such... Read More
Inventors: Yoshida, Kobun;, Assignee: Pioneer Electronic Corporation (JP) |
Capacitive surface micromachine absolute pressure sensor and method for processing
A primary object of the present invention is to provide a sensor pair suitable for ratiometric measurements of absolute pressures. The sensors will not require calibration and adjustment through the u... Read More
Inventors: Mastrangelo, Carlos H.;, Assignee: Ford Motor Company (Dearborn, MI) |
Reusable fluid filter and adapter
A fluid filter which comprises a canister having an open end and a closed end, the canister sealing to an adapter body to prevent leakage between the canister and the adapter body, the adapter body ha... Read More
Inventors: Smith, Gerald F.; Ellis, William J.;, Assignee: |
Photoionization technique for growth of metallic films
Referring now to the drawings. FIG. 1 is a diagram of a representative system 10 of the invention, including process equipment and associated electronics. System 10 comprises a substantially closed p... Read More
Inventors: Eden, James G.; Geohegan, David B.;, Assignee: The United States of America as represented by the Secretary of the Air (Washington, DC) |
Method for liquid-phase thin film epitaxy
It is therefore an object of the present invention to provide an improved device and method for liquid-phase epitaxy. It is another object to provide a device and method for a liquid-phase epitaxial g... Read More
Inventors: Kim, Ki-Joon;, Assignee: Samsung Electronics Co., Ltd. (Kyoungsangbuk, KR) |
High density detector array with replaceable sections
To achieve the foregoing objects, and in accordance with the purposes of the invention as embodied and broadly described herein, a high density array of X-ray detectors is provided which comprises: (a... Read More
Inventors: Gupta, Nand K.;, Assignee: Tokyo Shibaura Denki Kabushiki Kaisha (JP) |
Radiographic image detection apparatus
It is an object of the present invention to provide a compact, light-weight radiographic image detection apparatus having a wide dynamic range and a wide field of view, in which an output image is not... Read More
Inventors: Nishiki, Masayuki; Iinuma, Kazuhiro;, Assignee: Kabushiki Kaisha Toshiba (Kawasaki, JP) |
Semiconductor manufacture 
