Patent application number | Description | Published |
20090214816 | Aligned Carbon Nanotube Bulk Structure Having Portions Different in Density, Process for Producing The Same and Uses thereof - An aligned carbon nanotube bulk structure having portions different in density of the invention is characterized by being composed of carbon nanotubes aligned in a predetermined direction and having both a high-density portion of 0.2 to 1.5 g/cm | 08-27-2009 |
20090272935 | Aligned Carbon Nanotube Bulk Aggregate, Process for Producing The Same and Uses Thereof - An aligned carbon nanotube bulk aggregate of the invention is characterized by consisting of plural carbon nanotubes aligned in a predetermined direction and having a density of 0.2 to 1.5 g/cm | 11-05-2009 |
20100062229 | Aligned single-walled carbon nanotube aggregate, bulk aligned single-walled carbon nanotube aggregate, powdered aligned single-walled carbon nanotube aggregate, and production method thereof - This invention intends to provide an aligned single-walled CNT aggregate and the like which can be produced easily and has a high specific surface area, in which individual CNTs are aligned and which has excellent shape processability due to low bulk density. The aligned single-walled CNT aggregate of this invention comprises a base material, catalyst particles with a density of 1×10 | 03-11-2010 |
20100159222 | ALIGNED CARBON NANOTUBE BULK STRUCTURE HAVING PORTIONS DIFFERENT IN DENSITY - An aligned carbon nanotube bulk structure in which various properties such as density and hardness are controlled depending on the place is provided. | 06-24-2010 |
20100196249 | Aligned carbon nanotube bulk aggregate, process for producing the same and uses thereof - An aligned carbon nanotube bulk structure capable of attaining high density and high hardness not found so far. The aligned carbon nanotube bulk structure has a plurality of carbon nanotubes (CNTs) applied with a density-increasing treatment, and having alignment in a predetermined direction, the structure has a degree of anisotropy of 1:3 or more between the direction of alignment and the direction vertical to the direction of alignment, and the intensity by irradiating X-rays along the direction of alignment is higher than the intensity by irradiating X-rays from the direction vertical to the direction of alignment at a (002) peak in X-ray diffraction data, and the degree of alignment thereof satisfies predetermined conditions. | 08-05-2010 |
20110008617 | Aligned single-walled carbon nanotube aggregate, bulk aligned single-walled carbon nanotube aggregate, and powdered aligned single-walled carbon nanotube aggregate - This invention provides an aligned single-walled CNT aggregate comprising a substrate, fine particles of iron catalyst with a density of 1×10 | 01-13-2011 |
20110117365 | SINGLE-WALLED CARBON NANOTUBE AND ALIGNED SINGLE-WALLED CARBON NANOTUBE BULK STRUCTURE, AND THEIR PRODUCTION PROCESS, PRODUCTION APPARATUS AND APPLICATION USE - This invention provides an aligned single-layer carbon nanotube bulk structure, which comprises an assembly of a plurality of aligned single-layer carbon nanotube and has a height of not less than 10 μm, and an aligned single-layer carbon nanotube bulk structure which comprises an assembly of a plurality of aligned single-layer carbon nanotubes and has been patterned in a predetermined form. This structure is produced by chemical vapor deposition (CVD) of carbon nanotubes in the presence of a metal catalyst in a reaction atmosphere with an oxidizing agent, preferably water, added thereto. An aligned single-layer carbon nanotube bulk structure, which has realized high purify and significantly large scaled length or height, its production process and apparatus, and its applied products are provided. | 05-19-2011 |
20120122020 | SINGLE-WALLED CARBON NANOTUBE AND ALIGNED SINGLE-WALLED CARBON NANOTUBE BULK STRUCTURE, AND THEIR PRODUCTION PROCESS, PRODUCTION APPARATUS AND APPLICATION USE - This invention provides an aligned single-layer carbon nanotube bulk structure, which comprises an assembly of a plurality of aligned single-layer carbon nanotube and has a height of not less than 10 μm, and an aligned single-layer carbon nanotube bulk structure which comprises an assembly of a plurality of aligned single-layer carbon nanotubes and has been patterned in a predetermined form. This structure is produced by chemical vapor deposition (CVD) of carbon nanotubes in the presence of a metal catalyst in a reaction atmosphere with an oxidizing agent, preferably water, added thereto. An aligned single-layer carbon nanotube bulk structure, which has realized high purify and significantly large scaled length or height, its production process and apparatus, and its applied products are provided. | 05-17-2012 |
20120148476 | METHOD FOR PRODUCING CARBON NANOTUBE ASSEMBLY HAVING HIGH SPECIFIC SURFACE AREA - Disclosed is a method for continuously and stably producing a CNT assembly having a high specific surface area in a catalyst activating substance-containing, high-carbon-concentration environment. | 06-14-2012 |