Patents Assigned to Catalytic Materials
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Patent number: 7732653Abstract: High temperature treatment of graphite nanofibers to increase their catalytic activity. The heat treated graphite nanofiber catalysts are suitable for catalyzing chemical reactions such as oxidation, hydrogenation, oxidative-dehydrogenation, and dehydrogenation.Type: GrantFiled: July 25, 2008Date of Patent: June 8, 2010Assignee: Catalytic Materials, LLCInventors: Xuejun Xu, R. Terry K. Baker
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Patent number: 7592389Abstract: Electrically conductive polymer composite materials comprised of: a) an effective amount of substantially crystalline graphitic carbon nanofibers comprised of graphite sheets that are substantially parallel to the longitudinal axis of the nanofiber, preferably wherein said graphite sheets form a multifaceted tubular structure; and b) a polymeric component.Type: GrantFiled: May 11, 2005Date of Patent: September 22, 2009Assignee: Catalytic Materials, LLCInventors: R. Terry K. Baker, Nelly M. Rodriguez
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Patent number: 7550611Abstract: High temperature treatment of graphite nanofibers to convert the materials to carbon nanochips and thereby enhance their performance as support media for metal catalytic particles. The carbon nanochips are suitable for supports for metal and metal oxide particles to catalyze chemical reactions such as oxidation, hydrogenation, oxidative-dehydrogenation, and dehydrogenation. In this regard, they function as a new type of highly conductive catalyst support media.Type: GrantFiled: September 29, 2004Date of Patent: June 23, 2009Assignee: Catalytic Materials, LLCInventors: Xuejun Xu, R. Terry K. Baker
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Patent number: 7550129Abstract: Substantially crystalline graphitic carbon nanofibers comprised of graphite sheets that are substantially parallel to the longitudinal axis of the nanofiber, preferably wherein said graphite sheets form a multifaceted tubular structure.Type: GrantFiled: October 18, 2004Date of Patent: June 23, 2009Assignee: Catalytic Materials, LLCInventors: R. Terry K. Baker, Nelly M. Rodriguez
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Publication number: 20090012337Abstract: High temperature treatment of graphite nanofibers to increase their catalytic activity. The heat treated graphite nanofiber catalysts are suitable for catalyzing chemical reactions such as oxidation, hydrogenation, oxidative-dehydrogenation, and dehydrogenation.Type: ApplicationFiled: July 25, 2008Publication date: January 8, 2009Applicant: Catalytic Materials, LLC.Inventors: Xuejun Xu, R. Terry Baker
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Patent number: 7381367Abstract: A method for making an aluminum foil anode for an aluminum electrolytic capacitor. This invention also relates to an aluminum anode foil for use in an electrolytic capacitor as well as an aluminum electrolytic capacitor having increased capacitance and substantially uniform pore size distribution.Type: GrantFiled: March 21, 2006Date of Patent: June 3, 2008Assignee: Catalytic Materials, LLCInventors: R. Terry K. Baker, Nelly M. Rodriguez
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Patent number: 7307195Abstract: Novel catalysts comprised of graphitic nanostructures. The graphitic nanostructure catalysts are suitable for catalyzing reactions such as oxidation, hydrogenation, oxidative-hydrogenation, and dehydrogenation.Type: GrantFiled: February 18, 2005Date of Patent: December 11, 2007Assignee: Catalytic Materials LLCInventors: Mihai Polverejan, Christopher Marotta, R. Terry K. Baker
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Patent number: 7238415Abstract: Novel electrically conductive polymer composite structures having a horizontal plane that contain effective amounts of two different types of conductive graphitic nanofibers. The first type of graphitic nanofiber is aligned substantially parallel to the horizontal plane of the polymer structure and are comprised of graphite platelets that are aligned substantially parallel to the longitudinal axis of the nanofiber. The second type of conductive graphite nanofiber are aligned at an angle to the horizontal plane of the polymer structure and are comprised of graphite platelets aligned at an angle to the longitudinal axis of the nanofiber. The conductive polymer composite structures are further comprised of one or more polymer layers.Type: GrantFiled: July 23, 2004Date of Patent: July 3, 2007Assignee: Catalytic Materials, LLCInventors: Nelly M. Rodriguez, R. Terry K. Baker
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Patent number: 7211542Abstract: A method for producing high yields of high-purity carbon nanostructures having uniform average widths narrower than conventional carbon nanostructures. The nanostructures are produced from unsupported catalytic metal powders. A dispersing agent, such as sodium chloride, is blended with the catalytic metal powders prior to milling to the desired catalytic size to prevent the powder particles from sintering.Type: GrantFiled: January 9, 2004Date of Patent: May 1, 2007Assignee: Catalytic Materials LLCInventors: R. Terry K. Baker, Nelly M. Rodriguez
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Publication number: 20060275187Abstract: The present invention provides an ultraviolet-responsive thin film photocatalyst and an application thereof. The present invention relates to a transparent thin film titanium dioxide photocatalyst wherein the crystal size of the titanium dioxide catalyst forming the thin film is 5 nm to 50 nm, the adsorption wavelength peak is in the range of 200 nm to 300 nm and the film thickness is 0.1 to 1.0 microns, to the aforementioned photocatalyst wherein the crystal form of the titanium dioxide forming the thin film is a mixed state of spindle-shaped crystals and cubic crystals, to a filter wherein inorganic paper having silicon carbide (SiC) or amorphous silica (SiO2) as a principal component or inorganic paper having activated charcoal, zeolite or sepiolite as a principal component is used as the substrate, and to an air sterile filtration device in which the aforementioned filter and a bactericidal ultraviolet lamp are combined.Type: ApplicationFiled: April 2, 2004Publication date: December 7, 2006Applicant: PHOTO-CATALYTIC MATERIALS INC.Inventors: Hiroshi Taoda, Shigekazu Kato
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Patent number: 7001586Abstract: The generation of CO-free hydrogen from methane, with use of catalyst compositions represented by NixMgyO and NixMgyCuzO.Type: GrantFiled: September 23, 2003Date of Patent: February 21, 2006Assignee: Catalytic Materials, LLCInventors: Haiyou Wang, R. Terry K. Baker
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Patent number: 6995115Abstract: Catalyst compositions useful for the generation of CO-free hydrogen from methane, which catalyst compositions can be represented by NixMgyO and NixMgyCuzO. The present invention also relates to a method for preparing the aforesaid catalyst compositions.Type: GrantFiled: September 23, 2003Date of Patent: February 7, 2006Assignee: Catalytic Materials, LLCInventors: Haiyou Wang, R. Terry K. Baker
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Patent number: 6953562Abstract: A method for producing high yields of high-purity multifaceted graphitic nanotubes wherein a mixture of CO and H2 is reacted in the presence of a catalyst system comprised of at least one Group VIII metal component and at least one Group II metal oxide at effective temperatures.Type: GrantFiled: December 11, 2001Date of Patent: October 11, 2005Assignee: Catalytic Materials, LLCInventors: R. Terry K. Baker, Nelly M. Rodriguez
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Patent number: 6913740Abstract: Novel catalysts comprised of graphitic nanostructures. The graphitic nanostructure catalysts are suitable for catalyzing reactions such as oxidation, hydrogenation, oxidative-hydrogenation, and dehydrogenation.Type: GrantFiled: November 13, 2003Date of Patent: July 5, 2005Assignee: Catalytic Materials, Inc.Inventors: Mihai Polverejan, Christopher Marotta, R. Terry K. Baker
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Patent number: 6849245Abstract: A method for producing high yields of high-purity carbon nanostructures having uniform average widths narrower than conventional carbon nanostructures. The nanostructures are produced from unsupported catalytic metal powders. A dispersing agent, such as sodium chloride, is blended with the catalytic metal powders prior to milling to the desired catalytic size to prevent the powder particles from sintering.Type: GrantFiled: December 11, 2001Date of Patent: February 1, 2005Assignee: Catalytic Materials LLCInventors: R. Terry K. Baker, Nelly M. Rodriguez
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Patent number: 6800584Abstract: Gold-containing catalysts, which catalyst is comprised of gold on a nanostructure support, which support is characterized as graphite nanofibers comprised of graphite sheets, which graphite sheets are oriented substantially perpendicular or parallel to the longitudinal axis of the nanofiber and wherein said graphite nanofiber contains exposed surfaces and wherein at least about 95% of said exposed surfaces are comprised of edge sites.Type: GrantFiled: October 8, 2002Date of Patent: October 5, 2004Assignee: Catalytic Materials LLCInventors: R. Terry K. Baker, Nelly M. Rodriguez
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Patent number: 6537515Abstract: A process for producing substantially crystalline graphitic carbon nanofibers comprised of graphite sheets. The graphite sheets are substantially perpendicular to the longitudinal axis of the carbon nanofiber. These carbon nanofibers are produced by contacting an iron:copper bimetallic bulk catalyst with a mixture of carbon monoxide and hydrogen at temperatures from about 550° C. to about 670° C. for an effective amount of time.Type: GrantFiled: September 8, 2000Date of Patent: March 25, 2003Assignee: Catalytic Materials LLCInventors: R. Terry K. Baker, Nelly M. Rodriguez
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Patent number: 6485858Abstract: Graphite nanofiber catalyst systems for use in the production of fuel cell electrodes. The graphite nanofibers are comprised of graphite sheets aligned either substantially perpendicular or substantially parallel to the longitudinal axis of the nanofiber. The graphite nanofibers contain exposed surfaces of which at least about 95% of the exposed surfaces are comprised of edge sites.Type: GrantFiled: August 22, 2000Date of Patent: November 26, 2002Assignee: Catalytic MaterialsInventors: R. Terry K. Baker, Nelly M. Rodriguez
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Patent number: 5653951Abstract: The present invention relates to the storage of hydrogen in layered nanostructures possessing: at least some crystallinity, interstices from about 0.335 nm to 0.67 nm, and chemisorption properties with respect to hydrogen at those surfaces of the nanostructure which define the interstices. Preferred layered nanostructures are carbon nanostructures such as those selected from carbon nanotubes, carbon fibrils, carbon nanoshells, and carbon nanofibers. Hydrogen is chemisorbed into the interstices of the nanostructures.Type: GrantFiled: May 5, 1995Date of Patent: August 5, 1997Assignee: Catalytic Materials LimitedInventors: Nelly M. Rodriguez, R. Terry K. Baker
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Patent number: 5626650Abstract: The present invention relates to the separation of one or more components from a multi-component gaseous stream. The component(s) being separated are relatively small molecular diameter gas components. They are separated by sorption techniques wherein the sorbent is a unique class of layered nanostructure materials, such as carbon nanofibers, characterized as having; (i) a surface area from about 0.2 to 3,000 m.sup.2 /g as determined by N.sub.2 adsorption at -196.degree. C., (ii) a crystallinity from about 5% to about 100%, and (iii) interstices from about 0.335 nm to about 0.67 nm.Type: GrantFiled: May 5, 1995Date of Patent: May 6, 1997Assignee: Catalytic Materials LimitedInventors: Nelly M. Rodriguez, R. Terry K. Baker