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| Number | Title | Issue Date |
| 8021522 | Reverse piezoelectric method for production of silane The present invention relates to a method for production of silane where particulate quartz in a fluidized bed is treated with a gas containing hydrogen at a temperature below 0° C., with the quartz in the fluidized bed subjected to an alternating electric field ha... | 09/20/2011 |
| 7419572 | Sp3 bond boron nitride emitting light in ultraviolet region, its producing method, and functional material using same The present invention provides a sp3-bonded boron nitride, represented by a general formula BN, having a hexagonal 5H or 6H polytypic form and having a property of emitting light in ultraviolet region. Its producing method comprises: introducing reaction mixed gas c... | 09/02/2008 |
| 7410899 | Defectivity and process control of electroless deposition in microelectronics applications Methods and compositions for electrolessly depositing Co, Ni, or alloys thereof onto a substrate in manufacture of microelectronic devices. Grain refiners, levelers, oxygen scavengers, and stabilizers for electroless Co and Ni deposition solutions. ... | 08/12/2008 |
| 7279077 | Method of forming a chemical composition A method of forming a chemical composition such as a chemical hydride is described and which includes the steps of selecting a composition having chemical bonds and which is capable of forming a chemical hydride; providing a source of hydrogen; and exposing the sele... | 10/09/2007 |
| 7238261 | Photo-formed metal nanoparticles and aerogel materials comprising the same Transparent monolithic aerogels based on silica, the bioderived polymer chitosan, and coordinated ions are employed to serve as a three-dimensional scaffold decorated with metal ions such as Au, Pt and Pd ions. It has also been found that the metal aerogels, such as... | 07/03/2007 |
| 6699450 | Carbide material by electromagnetic processing A method for the manufacture of a structure from a carbide of a group IIa, group IIIa, group IVa, group IVb, group Vb, group VIb, group VIIb or group VIIIb carbon reactive element including the steps of: mixing the element with the carbon; and heating the... | 03/02/2004 |
| 6620395 | Treatment of phospho gypsum A process is provided for recovering phosphoric acid from phospho gypsum produced as a by-product in a phosphoric acid production process and having water soluble P2 O5 bound in the crystal lattice thereof. The process includes a) fo... | 09/16/2003 |
| 6566300 | Titania photocatalyst and its preparing method The present invention relates to a novel titania photocatalyst and its manufacturing method. More specifically, the present invention is to provide the quantum-sized novel titania photocatalyst prepared the steps comprising: (a) titanium tetraisopropoxide... | 05/20/2003 |
| 6266978 | Method for producing synthetic quartz glass for use in ArF excimer laser lithography A simple method for producing a synthetic quartz glass having excellent homogeneity and high transmittance, which is useful as an optical material in producing steppers equipped with an ArF excimer laser as a radiation source. A method for producing a syn... | 07/31/2001 |
| 6265462 | Method for Producing a Diffusion Barrier and Polymeric Article Having a Diffusion Barrier A method of forming a diffusion barrier on an article of a polymer blend of (i) a high surface energy polymer and (ii) a low surface energy polymer. Most commonly the low surface energy polymer is an organosilicon polymer, as a polysilane or a polysiloxan... | 07/24/2001 |
| 6261420 | Process for producing amorphous material containing single crystal or polycrystal and material produced Pulsed light is irradiated to an amorphous base material, to produce therein one or more single crystals or polycrystals having nonlinear characteristic advantageous for light communication and laser technique. An external field such as electric field or ... | 07/17/2001 |
| 6241893 | Water filtration media, apparatus and processes An amorphous potassium aluminosilicate filtration media which may be mixed with activated carbon filters water to remove oxygen, chlorines, hardness, alkalinity, ammonia, hydrogen, hydrogen sulfide, sodium sulfite and other contaminants. The particular so... | 06/05/2001 |
| 6232363 | Method for producing a diffusion barrier and polymeric article having a diffusion barrier A method of forming a diffusion barrier on an article of a polymer blend of (i) a high surface energy polymer and (ii) a low surface energy polymer. Most commonly the low surface energy polymer is an organosilicon polymer, as a polysilane or a polysiloxan... | 05/15/2001 |
| 6207024 | Method of preparing phosphorus A method of producing phosphorus in which a mixture of phosphoric acid and carbon reductant is exposed to microwaves at a power level sufficient to heat the mixture to a temperature at which phosphorous is produced. This method can be carried out at lower... | 03/27/2001 |
| 6204305 | Method for producing a diffusion barrier and polymeric article having a diffusion barrier A method of forming a diffusion barrier on an article of a polymer blend of (i) a high surface energy polymer and (ii) a low surface energy polymer. Most commonly the low surface energy polymer is an organosilicon polymer, as a polysilane or a polysiloxan... | 03/20/2001 |
| 6136156 | Nanoparticles of silicon oxide alloys Nanoparticles of silicon oxide alloys (i.e., oxides of SiMo, SiPt, and SiAl) are produced by laser vaporization of a silicon target and a target of a metal (i.e., Mo, Pt, or Al), in an oxygen containing atmosphere in a diffusion cloud chamber, where the t... | 10/24/2000 |
| 6133500 | Method and apparatus for the controlled reduction of organic material There is provided a new and useful method and apparatus for the controlled non-pyrolytic reduction of organic material comprising subjecting the material to microwave radiation in a reducing atmosphere.... | 10/17/2000 |
| 6068698 | P-type silicon macromolecule used in a transistor and process for manufacture of the macromolecule The invention relates to a p-type silicon macromolecule, with a multifaceted structure in which silicon atoms form the corners of an inner multifaceted structure having sides. Attached to each silicon atom is a doping atom. The doping atoms are attached t... | 05/30/2000 |
| 6004436 | Processes for the chemical modification of inorganic aerogels A process is described to modify the chemical structure of an aerogel under conditions which inhibit plasma formation within the aerogel pores, which process includes; (a) providing an aerogel with a pore size of less than 0.1μ; (b) exposing the initial ... | 12/21/1999 |
| 5980699 | Method for preparing silicon nitride and silicon nitride composites A method of producing silicon nitride ceramics and silicon nitride ceramic composites. A mixture comprising a polysilazane and an additive effective to increase coupling between the mixture and electromagnetic energy is converted to a preceramic intermedi... | 11/09/1999 |
| 5951831 | Condensation polymerization of phosphorus containing compounds A process of using microwave radiation to effect condensation polymerization of phosphorus oxyacids and their salts having at least two free hydroxyl groups attached to the same phosphorus atom.... | 09/14/1999 |
| 5891548 | Encapsulated silica nanoparticles A curable silicone is used to encapsulate porous, photoluminescing silica nanoparticles having three-dimensional, web-like structures. The encapsulation protects the silica nanoparticles, preserves their photoluminescent effect, and can be used as a coati... | 04/06/1999 |
| 5877392 | Photon controlled decomposition of nonhydrolyzable ambients A method and apparatus to decompose nonhydrolyzable ambients such as chlorofluorocarbons and nitrogen trifluoride which enables the conventional disposal of their byproducts are disclosed. It employs photo-decomposition of the nonhydrolyzable ambient usin... | 03/02/1999 |
| 5824470 | Method of preparing probes for sensing and manipulating microscopic environments and structures Probes for sensing and manipulating microscopic environments and structures, their method of preparation and methods of use are disclosed.... | 10/20/1998 |
| 5824281 | Process for producing silicon carbide fibers The present invention provides a process for producing silicon carbide fibers having a C/Si molar ratio of from 0.85 to 1.39 and excellent in heat resistance and strength at high temperatures, while conventional processes have not been able to produce the... | 10/20/1998 |
| 5695617 | Silicon nanoparticles A web-like nanoparticle silicon is produced by laser vaporization of silicon metal in an oxygen-free atmosphere in a diffusion cloud chamber where it aggregates into novel web-like microstructures. The aggregates are porous, and bright yellow to orange ph... | 12/09/1997 |
| 5696173 | Restructuring silicone rubber to produce fluid or grease The invention comprises processes for the production of useful fluid or grease from curable silicone compositions or silicone rubbers, preferably reclaimed or scrap silicone rubber. The processes involve the application of energy in such a manner that a u... | 12/09/1997 |
| 5693928 | Method for producing a diffusion barrier and polymeric article having a diffusion barrier A method of forming a diffusion barrier on an article of a polymer blend of (i) a high surface energy polymer and (ii) a low surface energy polymer. Most commonly the low surface energy polymer is an organosilicon polymer, as a polysilane or a polysiloxan... | 12/02/1997 |
| 5634955 | Process of making channel waveguides in gel-silica Optical waveguides are produced in laser densified Type VI porous gel-silica. A CO2 laser directly scans the substrate having a pore size of about 30 angstroms. Tracks having a width of about 50 microns are produced.... | 06/03/1997 |
| 5612522 | Adsorption and ion exchange zeolite gel media to improve the quality and carbonation of water A potassium aluminosilicate is used as a filtration media for filtering water to remove dissolved oxygen, hardness and other dissolved gases and impurities from the water, such as ammonia, hydrogen, hydrogen sulfide and sodium sulfite. The particular pota... | 03/18/1997 |
| 5523439 | Process for preparing silacyclohexane compounds Processes for selectively preparing silacyclohexane compounds of a trans form from diarylsilacyclohexane compounds of the general formula ##STR1## wherein Ar and Ar' independently represent a phenyl group or a tolyl group, and Q represents a group of... | 06/04/1996 |
| 5519156 | Cyclohexane carbaldehyde compounds and processes for preparing silacyclohexane-based liquid crystal compounds from the carbaldehyde A cyclohexane carbaldehyde compound of the following formula (I) ##STR1## wherein Ar represents a phenyl group or a tolyl group, and R represents a phenyl group, a tolyl group, a linear alkyl group, a mono or difiuoroalkyl group, a branched alkyl gro... | 05/21/1996 |
| 5514824 | Process for preparing silacyclohexane-base liquid crystal compounds A process for preparing silacyclohexane-based liquid crystal compounds of the formula which comprises reacting ketone compounds of the following general formula ##STR1## Ar represents a phenyl or tolyl group, and R represents Ar, a substituted o... | 05/07/1996 |
| 5380409 | Field-assisted combustion synthesis A method of combustion synthesis is provided wherein a relatively low field or voltage is applied to a precursor material prior to ignition. The field is at a voltage level effective to energize the material such that a combustion wave is propagated in a ... | 01/10/1995 |
| 5200043 | Method for treating waste gas A waste gas treating apparatus including a discharge tube comprising a tubular container having a gas introduction opening and a gas leading opening and at least one pair of an anodes and a cathodes placed within the container, a dc or ac power supply con... | 04/06/1993 |
| 5057335 | Method for forming a ceramic coating by laser beam irradiation A method for forming a ceramic coating on a substrate comprises immersing the substrate such as stainless steel in an aqueous solution containing a silicic acid compound such as sodium silicate and/or a metal salt of oxygen acid such as an aluminate, and ... | 10/15/1991 |
| 5037514 | Silicon oxide depositing method An improved method for forming a silicon oxide layer is shown. In the method, Si2 Cl6 is used as silicon oxide gas of the process gas. The silicon oxide layer is formed with a very low density of natural oxide which has been removed ... | 08/06/1991 |
| 4986841 | Method of preparing an alkali metal diffusion preventive layer The present invention concerns a method of preparing an alkali metal diffusion-preventive layer by applying one of three specific methods in a method of forming an alkali metal diffusion-preventive layer containing phosphorus at the inside of the substrat... | 01/22/1991 |
| 4900526 | Polycrystalline rhombohedral boron nitride and method of producing the same The specification discloses a polycrystalline boron nitride of high purity and high density consisting essentially of rhombohedral crystals in which the three-fold rotation axes, parallel to the c-axis in the notation of hexagonal crystal system, of the c... | 02/13/1990 |
| 4900411 | Method of preparing a high-purity polycrystalline silicon using a microwave heating system in a fluidized bed reactor Method and apparatus for the preparation of high-purity polycrystalline silicon deposited by thermal decomposition or hydrogen reduction of a gaseous halogenated silicon on high-purity silicon particles in a fluidized bed reactor heated by microwave.... | 02/13/1990 |
