Abstract: A method for making the electromagnetic shielding layer is provided. An electronic element has a surface is provided. At least one carbon nanotube film is fabricated. A carbon nanotube film structure is formed on the surface of the electronic element. A conductive layer is formed on the carbon nanotube film structure to obtain the electromagnetic shielding layer on the surface of the electronic element.

Abstract: A method for making the electromagnetic shielding layer is provided. An electronic element has a surface is provided. At least one carbon nanotube film is fabricated. A carbon nanotube film structure is formed on the surface of the electronic element. A conductive layer is formed on the carbon nanotube film structure to obtain the electromagnetic shielding layer on the surface of the electronic element.

Abstract: An electromagnetic shielding layer comprising at least one conductive layer and a carbon nanotube film structure, the conductive layer being disposed on the carbon nanotube film structure, and comes in contact with the carbon nanotube film structure electrically. A method for making the electromagnetic shielding layer includes the steps of: (a) providing an electronic element, the electronic element having a surface; (b) fabricating at least one carbon nanotube film; (c) forming a carbon nanotube film structure on the surface of the electronic element; and (d) forming a conductive layer on the carbon nanotube film structure, then obtaining an electromagnetic shielding layer on the surface of the electronic element.

Abstract: A housing is for an electronic device. The housing includes a main body made of thermoplastic, and a transparent layer formed on the main body. The transparent layer is made of transparent thermosetting plastic.

Abstract: An apparatus for manufacturing carbon nanotubes includes: a reaction chamber having an inlet at a bottom and an opposite outlet at a top thereof, and a substrate region configured for accommodating a substrate for growing carbon nanotubes thereon; an electric field generating device configured for generating an electric field around the substrate region, the electric field being substantially perpendicular to the substrate; and a magnetic field generating device configured for generating a magnetic field around the substrate region, the magnetic field being substantially perpendicular to the substrate.

Abstract: A process for sealing micro pores of micro-arc oxide film is disclosed in the present disclosure. The process may comprise the following steps: providing a metal coated with a micro-arc oxide film; providing a dipping solution including polyester methacrylate monomer for use as a sealing agent; and dipping the metal in the sealing agent to form a coating on the oxide film's surface.

Abstract: A process for sealing micro pores of micro-arc oxide film is disclosed in the present disclosure. The process may comprise the following steps: providing a piece of metal having a micro-arc oxide film; preparing a solution including ethyl silicate to make a sealing agent; dipping the metal in the sealing agent to form a coating on the film's surface.

Abstract: A process for sealing micro pores of micro-arc oxide film is disclosed in the present disclosure. The process may comprise the following steps: providing a metal coated with a micro-arc oxide film; blending a silicone resin and a diluting agent to make a sealing agent; daubing the sealing agent onto the micro-arc oxide film to form a coating on the film's surface.

Abstract: A process for sealing micro pores of micro-arc oxide film is disclosed. The process comprises the following steps: providing a piece of metal formed with a micro-arc oxide film; blending a polyurethane resin and a firming agent to make a sealing agent; spraying the sealing agent onto the micro-arc oxide film to form a coating on the film's surface. The process can also be: blending an epoxy resin and a firming agent to make a sealing agent to sealing the micro pores by spraying.

Abstract: An aluminum alloy article includes an aluminum alloy substrate and a micro-arc oxide film formed on the aluminum alloy substrate. The micro-arc oxide film includes a transition layer gradually infiltrating into the aluminum alloy substrate, a middle dense layer formed on the transition layer, and an outer dense layer formed on the middle dense layer, the outer dense layer having a density larger than that of the middle dense layer.

Abstract: An apparatus (20) for making nanopowder includes a reaction chamber (22), a first sprayer (25, 27), a second sprayer (26, 28) and a centrifuge (24). The reaction chamber includes a top portion (224); a bottom portion (227) opposite to the top portion; a peripheral sidewall (220, 223) interconnecting the top portion and the bottom portion; an inlet (222) formed in the top portion configured for introducing a solvent; and an outlet (229) formed in the bottom portion. The first sprayer is formed on the peripheral sidewall of the reaction chamber configured for spraying a first reactant into the reaction chamber. The second sprayer is formed in at least one of the top and bottom portions of the reaction chamber configured for spraying a second reactant into the reaction chamber. The centrifuge is connected with the outlet of the reaction chamber.

Abstract: A nanopowders synthesis apparatus includes a reaction chamber, the reaction chamber having a top portion, a bottom portion opposite to the top portion, a sidewall adjoining the top and the bottom portion, and an inlet and an outlet; a first sprayer formed in the sidewall configured for spraying a first reactant into the reaction chamber therefrom; and a second sprayer formed in the bottom portion configured for spraying a second reactant into the reaction chamber therefrom. The inlet formed in the top portion configured for injecting a liquid medium, and the outlet formed in the bottom portion configured for releasing the liquid medium. A nanopowders synthesis method is also provided.

Abstract: A nanopowders synthesis apparatus includes a reaction chamber; a first sprayer communicated with the reaction chamber and configured for spraying a first reactant into the reaction chamber along a first direction; and a second sprayer communicated with the reaction chamber and configured for spraying a second reactant into the reaction chamber along a second direction. A nanopowders synthesis method is also provided.

Abstract: A method for manufacturing carbon nanotubes with a desired length includes the steps of: providing an array of carbon nanotubes; placing a mask having at least an opening defined therein on the array of carbon nanotubes, with at least one portion of the array of carbon nanotubes being at least partially exposed through a corresponding opening of the mask; forming a protective film on at least one exposed portion of the array of carbon nanotubes; removing the mask from the array of the carbon nanotubes, with the carbon nanotubes being compartmentalized into at least a first portion covered by the protective film and at least one uncovered second portion; breaking/separating the first portion from the second portion of the array of the carbon nanotubes using a chemical method, thereby obtaining at least a carbon nanotube segment with a protective film covered thereon; and removing the protective film from the carbon nanotube segment.

Abstract: A mixing system and method for manufacturing a thermal interface material are disclosed. The mixing system mainly includes a mixing chamber having a bottom portion, a first inlet, a second inlet, a spray nozzle, and an outlet. The first inlet is defined in the bottom portion and is configured for inflating a gas into the mixing chamber to form a gas vortex. The second inlet is defined in the mixing chamber and is configured for supplying a plurality of powdery thermally conductive particles to the gas vortex. The spray nozzle is disposed essentially facing the first inlet and is configured for spraying a liquid curable matrix material towards the gas vortex to admix the matrix material and the particles. The outlet is disposed adjacent the gas vortex and is configured for discharging the admixed matrix and particles from the mixing chamber.

Abstract: An apparatus for manufacturing carbon nanotubes is provided. The apparatus includes: a reaction chamber having an inlet and a outlet; a heater for elevating an interior temperature of the reaction chamber; and a gas guiding member coupled to the inlet and configured for introducing a carbon-containing gas into the reaction chamber, the gas guiding member including a gas-exiting portion arranged in the reaction chamber, the gas-exiting portion having a cavity defined therein and a flat perforated top wall, the perforated top wall being configured for supporting a substrate thereon and defining a route allowing the introduced carbon-containing gas to flow in a direction substantially perpendicular to a main plane of the substrate.

Abstract: An electromagnetic shielding layer comprising at least one conductive layer and a carbon nanotube film structure, the conductive layer being disposed on the carbon nanotube film structure, and comes in contact with the carbon nanotube film structure electrically. A method for making the electromagnetic shielding layer includes the steps of: (a) providing an electronic element, the electronic element having a surface; (b) fabricating at least one carbon nanotube film; (c) forming a carbon nanotube film structure on the surface of the electronic element; and (d) forming a conductive layer on the carbon nanotube film structure, then obtaining an electromagnetic shielding layer on the surface of the electronic element.

Abstract: The present invention relates generally to a UV curable paint composition, a method for using the same and a coating composition made from the same. According to one embodiment, the paint composition includes a silicone modified aliphatic acrylated oligomer having fluorine substituted side chains in an amount by weight from 5% to 25%, an alkyl acrylate monomer in an amount by weight from 5% to 25%; a photoinitiator in an amount by weight from 0.1% to 5%; a plurality of pigment particles in an amount by weight from 0.1% to 5%; a nano-silver solution in a amount by weight from 0.1% to 5%; with remainder being solvent.

Abstract: An exemplary housing includes a light metal base and a ceramic film. The light metal base has an outer surface. The ceramic film is formed on the outer surface of the light metal base by micro-arc oxidation process. A method for making the present housing is also provided.

Abstract: The present invention provides a paint composition including a primer and a finish paint. The primer includes a resin matrix, and a hydroxylated carbon nano-material admixed into the resin matrix. The hydroxylated carbon nano-material has a relatively high proportion of hydroxyl groups. The finish paint includes colloidal silica having a relatively high proportion of hydroxyl groups. The hydroxyl groups of the colloidal silica are capable of a dehydration reaction with the hydroxyl groups of the carbon nano-material at an interface between the primer and the finish paint. The present invention also relates to a coating structure including a priming coating and finish coating, and to a method for coating a substrate using the paint composition. The coating structure using the paint composition has good transparency and high mechanical strength.