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Jia-Ping Wang, Beijing CN

Jia-Ping Wang, Beijing CN

Patent application numberDescriptionPublished
20090155467METHOD FOR MAKING CARBON NANOTUBE COMPOSITE - A method for making a carbon nanotube composite includes: forming a self-supporting carbon nanotube film structure; providing a hardenable liquid material; immersing the carbon nanotube film structure in the hardenable liquid material; and solidifying the hardenable liquid material to achieve a carbon nanotube composite.06-18-2009
20090159198METHOD FOR MAKING CARBON NANOTUBE COMPOSITE - A method for making a carbon nanotube composite includes: (a) providing at least one carbon nanotube film and at least one polymer film; (b) forming a carbon nanotube film structure with the carbon nanotube film on a surface of the polymer film to obtain a carbon nanotube composite preform; (c) pre-combining the carbon nanotube composite preform to obtain a treated carbon nanotube composite preform; and (d) heating and pressing at least one treated carbon nanotube composite preform to achieve a carbon nanotube composite.06-25-2009
20090181239CARBON NANOTUBE-BASED COMPOSITE MATERIAL AND METHOD FOR FABRICATING THE SAME - A carbon nanotube-based composite material includes a polymer matrix and a plurality of carbon nanotubes in the polymer matrix. The plurality of carbon nanotubes form a free standing carbon nanotube film structure. A method for fabricating the carbon nanotube-based composite material includes: providing a polymer matrix comprising a surface; providing at least one carbon nanotube film comprising a plurality of carbon nanotubes; disposing the at least one carbon nanotube film on the surface of the polymer matrix to obtain a preform; and heating the preform to combine the at least one carbon nanotube film with the polymer matrix.07-16-2009
20100065190METHOD FOR MAKING COMPOSITE MATERIAL HAVING CARBON NANOTUBE ARRAY - A method for producing a composite material having a carbon nanotube array, includes the steps of: (a) providing the carbon nanotube array, the carbon nanotube array has a first end surface and a second end surface opposite to the first end surface; (b) providing a first board and a second board, fixing the first end surface of the carbon nanotube array on the first board, fixing the second end surface of the carbon nanotube array on the second board; (c) packaging the first board and the second board to form an apparatus having an entrance; (d) providing a liquid polymer precursor, applying the liquid polymer precursor from the entrance to the apparatus until the liquid polymer precursor submerge carbon nanotube array; and (e) solidifying the liquid polymer precursor.03-18-2010
20100122980Carbon nanotube heater - This disclosure related to a heater. The heater includes a heating element and at least two electrodes connected to the heating element. The heating element includes a carbon nanotube composite structure. The carbon nanotube composite structure includes a matrix and at least one carbon nanotube structure. The at least one carbon nanotube structure includes a plurality of carbon nanotubes joined by van der Waals attractive force therebetween to obtain a free-standing carbon nanotube structure.05-20-2010
20100124622Method for making nanowire structure - The disclosure related to a method for making a nanowire structure. The method includes fabricating a free-standing carbon nanotube structure, introducing reacting materials into the carbon nanotube structure, and activating the reacting materials to grow a nanowire structure.05-20-2010
20100147827Carbon nanotube heater - A linear heater includes a linear supporter, a heating element and at least two electrodes. The heating element is located on the linear supporter and includes a carbon nanotube composite structure. The carbon nanotube composite structure includes a matrix and at least one carbon nanotube structures. The at least two electrodes are electrically connected to the heating element.06-17-2010
20100147828Carbon nanotube heater - A linear heater includes a linear supporter, a heating element and at least two electrodes. The heating element is located on the linear supporter and includes a carbon nanotube composite structure. The carbon nanotube composite structure includes a matrix and at least one carbon nanotube film. The at least one carbon nanotube film includes a plurality of carbon nanotubes entangled with each other. The at least two electrodes are electrically connected to the heating element.06-17-2010
20100147829Carbon nanotube heater - A linear heater includes a heating element and at least two electrodes. The heating element includes at least one linear carbon nanotube composite structure. The at least one linear carbon nanotube composite structure includes a matrix and a linear carbon nanotube structure. The at least two electrodes are electrically connected to the heating element.06-17-2010
20100147830Carbon nanotube heater - A linear heater includes a linear supporter, a heating element and at least two electrodes. The heating element is located on the linear supporter and includes a carbon nanotube composite structure. The carbon nanotube composite structure includes a matrix and at least one pressed carbon nanotube film. The pressed carbon nanotube film includes a plurality of carbon nanotubes. The angle between the carbon nanotubes and the surface of the heating element ranges from about 0 degrees to about 15 degrees. The at least two electrodes are electrically connected to the heating element.06-17-2010
20100154975Carbon Nanotube heater - A method of making a linear heater is provided. A carbon nanotube structure having a plurality of micropores is provided. The carbon nanotube structure is fixed on a surface of a linear supporter. At least two electrodes are electrically connected to the carbon nanotube structure. A material is supplied into the carbon nanotube structure to achieve a carbon nanotube composite structure.06-24-2010
20100163547Carbon nanotube heater - This disclosure related to a heater. The heater includes a carbon nanotube composite structure and at least two electrodes connected to the carbon nanotube composite structure. The carbon nanotube composite structure defines a hollow space. The carbon nanotube composite structure includes a matrix and at least one carbon nanotube film. The at least one carbon nanotube film includes a plurality of carbon nanotubes entangled with each other.07-01-2010
20100170890Carbon nanotube heater - This disclosure is related to a heater. The heater includes a hollow supporter, at least one linear carbon nanotube composite structure and at least two electrodes connected to the at least one carbon nanotube composite structure. The at least one linear carbon nanotube composite structure is disposed on a surface of the hollow supporter. The at least one linear carbon nanotube composite structure includes a matrix and a linear carbon nanotube structure. The linear carbon nanotube structure includes a plurality of carbon nanotubes joined by van der Waals attractive force therebetween.07-08-2010
20100170891Carbon nanotube heater - A planar heater includes a planar supporter, two electrodes and a heating element. The heating element is supported by the planar supporter and electrically connected to the two electrodes. The heating element includes at least one carbon nanotube structure and a matrix. The at least one carbon nanotube structure includes a carbon nanotube film including of a plurality of carbon nanotubes entangled with each other.07-08-2010
20100180429CARBON NANOTUBE HEATER - A method for making a planar heater is provided. A first electrode and a second electrode are connected to a carbon nanotube structure having a plurality of micropores. The carbon nanotube structure is fixed on a surface of a planar supporter. A material is supplied into the carbon nanotube structure to achieve a carbon nanotube composite structure.07-22-2010
20100187221Carbon nanotube hearter - This disclosure related to a heater. The heater includes a carbon nanotube composite structure and at least two electrodes connected to the carbon nanotube composite structure. The carbon nanotube composite structure defines a hollow space. The carbon nanotube composite structure includes a matrix and at least one carbon nanotube film. The at least one carbon nanotube film includes a plurality of carbon nanotubes.07-29-2010
20100200567Carbon nanotube heater - An apparatus includes a planar heater. The planar heater includes a heating element and at least two electrodes. The heating element includes a matrix and a plurality of linear carbon nanotube structures dispersed in the matrix. The at least two electrodes are electrically connected to the plurality of linear carbon nanotube structures.08-12-2010
20100200568Carbon nanotube heater - A planar heater includes a planar supporter, two electrodes and a heating element. The heating element is supported by the planar supporter and electrically connected between the two electrodes. The heating element includes at least one carbon nanotube structure and a matrix. The at least one carbon nanotube structure includes a carbon nanotube film including of a plurality of carbon nanotubes. An angle between a primary alignment direction of the carbon nanotubes and a surface of the carbon nanotube film is about 0 degrees to about 15 degrees.08-12-2010
20100218367Method for making carbon nanotube heater - A method of making a hollow heater, and a carbon nanotube structure, having a plurality of micropores, is provided. The carbon nanotube structure is fixed on a surface of a hollow supporter. At least two electrodes are electrically connected to the carbon nanotube structure. A material is supplied to the carbon nanotube structure to achieve a carbon nanotube composite structure.09-02-2010
20100239849Composite material - The disclosure related to a composite material. The composite material includes a free-standing carbon nanotube structure having a plurality of carbon nanotubes and a number of nanoparticles. The nanoparticles are spaced from each other and coated on a surface of each of the carbon nanotubes of the carbon nanotube structure.09-23-2010
20100239850Method for making composite material - A method for fabricating a composite material includes providing a free-standing carbon nanotube structure having a plurality of carbon nanotubes, introducing at least two reacting materials into the carbon nanotube structure to form a reacting layer, activating the reacting materials to grow a plurality of nanoparticles, wherein the nanoparticles are spaced from each other and coated on a surface of each of the carbon nanotubes of the carbon nanotube structure.09-23-2010
20100272950Positive and negative poisson ratio material - A Poisson's ratio material includes a carbon nanotube film structure. The carbon nanotube film structure includes a plurality of carbon nanotubes. A first part of the carbon nanotubes are aligned a first direction, a second part of the carbon nanotubes are aligned a second direction. The first direction is substantially perpendicular to second direction. When the Poisson's ratio material is stretched or compressed substantially along the first or second direction, a Poisson's ratio value is negative. When the Poisson's ratio material is stretched or compressed in a direction having an angle of about 45 degrees with the first direction, the Poisson's ratio value is positive.10-28-2010
20100285300Nano-materials - A nano-material includes a free-standing carbon nanotube structure and a number of nano-particles. The carbon nanotube structure includes a number of carbon nanotubes. The nano-particles are successively and closely linked to each other and coated on a surface of each of the carbon nanotubes of the carbon nanotube structure.11-11-2010
20100305504SYRINGE SET AND HEATING DEVICE FOR SAME - A syringe set includes a syringe and a heating device. The heating device includes a heating module in thermal engagement with the syringe and a body supporting the heating module. The heating module includes a first electrode, a second electrode and a heating element. The heating element includes a plurality of carbon nanotubes forming at least one electrically conductive path. The first electrode and the second electrode electrically connect with the carbon nanotubes.12-02-2010
20100329501BOBBIN AND LOUDSPEAKER USING THE SAME - A bobbin is a hollow tubular structure formed of a carbon nanotube composite structure. A loudspeaker includes a magnetic circuit; a bobbin; a voice coil; and a diaphragm. The magnetic circuit defines a magnetic gap. The bobbin is located in the magnetic gap. The voice coil is wounded on the bobbin. The diaphragm includes an inner rim fixed to the bobbin. The bobbin is a hollow tubular structure formed of a carbon nanotube composite structure.12-30-2010
20100329502BOBBIN AND LOUDSPEAKER USING THE SAME - A bobbin for a loudspeaker includes at least one base and at least one carbon nanotube structure. The at least one carbon nanotube structure is positioned on at least one surface of the base. A loudspeaker includes a magnetic circuit, a bobbin; a voice coil, and a diaphragm. The magnetic circuit defines a magnetic gap. The bobbin is located in the magnetic gap and includes at least one carbon nanotube structure. The voice coil is wounded on the bobbin. The diaphragm includes an inner rim fixed to the bobbin.12-30-2010
20110012476Electrostrictive composite and electrostrictive element using the same - An electrostrictive composite includes a flexible polymer matrix and a number of one dimensional conductive materials dispersed in the flexible polymer matrix. The flexible polymer matrix is a sheet. The one dimensional conductive materials cooperatively form an electrically conductive structure in the flexible polymer matrix. The one dimensional conductive materials are oriented substantially along a same preferred direction.01-20-2011
20110024410Carbon nanotube heater - This disclosure is related to a heater. The heater includes a carbon nanotube composite structure and at least two electrodes connected to the carbon nanotube composite structure. The carbon nanotube composite structure defines a hollow space. The carbon nanotube composite structure includes a matrix and at least one carbon nanotube structure. The at least one carbon nanotube structure includes a plurality of carbon nanotubes joined by van der Waals attractive force therebetween. An angle between a primary alignment direction of the carbon nanotubes and a surface of the carbon nanotube structure is about 0 degrees to about 15 degrees.02-03-2011
20110026750DIAPHRAGM AND LOUDSPEAKER USING THE SAME - A diaphragm includes a diaphragm matrix and at least one reinforcing structure composited with the diaphragm matrix. The at least one reinforcing structure includes at least one freestanding carbon nanotube structure. A loudspeaker includes a magnetic circuit defining a magnetic gap; a bobbin located in the magnetic gap; a voice coil wound on the bobbin; and a diaphragm. The diaphragm includes an inner rim fixed to the bobbin a diaphragm matrix, and at least one reinforcing structure composited with the diaphragm matrix. The at least one reinforcing structure includes at least one freestanding carbon nanotube structure.02-03-2011
20110026758DIAPHRAGM AND LOUDSPEAKER USING THE SAME - A diaphragm includes a membrane and at least one reinforcing structure stacked on the membrane. The at least one reinforcing structure includes at least one free-standing carbon nanotube structure. The at least one free-standing carbon nanotube structure includes a net structure of a plurality of carbon nanotubes combined to each other due to the van der Waals attractive force. A loudspeaker using the diaphragm is also disclosed.02-03-2011
20110033076LOUDSPEAKER - A loudspeaker includes a magnetic system defining a magnetic gap, a vibrating system, and a supporting system. The vibrating system includes a diaphragm, a voice coil bobbin disposed in the magnetic gap, a coil lead wire having a first end and a second end, and a voice coil wound around the voice coil bobbin and electrically connected to the first end. The supporting system includes a frame fixed to the magnetic system and receiving the vibrating system. The frame has a terminal electrically connected to the second end of the coil lead wire. The diaphragm is received in the frame. The voice lead wire includes at least one carbon nanotube wire structure. The carbon nanotube wire structure includes a plurality of carbon nanotubes.02-10-2011
20110033078VOICE COIL LEAD WIRE AND LOUDSPEAKER USING THE SAME - The present disclosure relates to a voice coil lead wire and a loudspeaker using the same. The voice coil lead wire includes a lead wire structure and a core wire structure. The lead wire structure includes at least one lead wire. The core wire structure includes at least one carbon nanotube wire structure. The carbon nanotube wire structure includes a plurality of carbon nanotubes. The at least one lead wire winds around the at least one carbon nanotube wire structure in a helix manner or a twisted manner.02-10-2011
20110038504DAMPER AND LOUDSPEAKER USING THE SAME - A damper includes a paper matrix and a plurality of carbon nanotubes dispersed in the paper matrix. A loudspeaker includes a magnetic circuit, a bobbin, a voice coil, a damper, and a diaphragm. The magnetic circuit defines a magnetic gap. The bobbin is located in the magnetic gap. The voice coil is wounded on the bobbin. The damper is fixed to the bobbin and includes a paper matrix and a plurality of carbon nanotubes dispersed in the paper matrix. The diaphragm includes an inner rim fixed to the bobbin and mechanically held by the damper.02-17-2011
20110038505BOBBIN AND LOUDSPEAKER USING THE SAME - A bobbin includes a paper matrix and a plurality of carbon nanotubes dispersed in the paper matrix. A loudspeaker includes a magnetic circuit, a bobbin, a voice coil, a damper, and a diaphragm. The magnetic circuit defines a magnetic gap. The bobbin is located in the magnetic gap and includes a paper matrix and a plurality of carbon nanotubes dispersed in the paper matrix. The voice coil is wounded on the bobbin. The damper is fixed to the bobbin. The diaphragm includes an inner rim fixed to the bobbin and held mechanically by the damper.02-17-2011
20110051984VOICE COIL BOBBIN AND LOUDSPEAKER USING THE SAME - A loudspeaker includes a frame, a magnetic circuit, a voice coil bobbin, and a voice coil. The frame is mounted on a side of the magnetic circuit. The magnetic circuit defines a magnetic gap. The voice coil bobbin is disposed in the magnetic gap. The voice coil is wound around the voice coil bobbin. The voice coil bobbin includes a carbon nanotube layer structure. The carbon nanotube layer structure includes a plurality of carbon nanotubes.03-03-2011
20110064256VOICE COIL AND LOUDSPEAKER USING THE SAME - A loudspeaker includes a frame, a magnetic circuit, a voice coil bobbin and a voice coil. The magnetic circuit defines a magnetic gap. The frame is mounted on a side of the magnetic circuit. The voice coil bobbin is received in the magnetic gap. The voice coil is wound around the voice coil bobbin. The voice coil includes a lead wire. The lead wire includes a linear carbon nanotube structure and an insulated layer. The insulated layer is coated on the linear carbon nanotube structure.03-17-2011
20110064257VOICE COIL AND LOUDSPEAKER USING THE SAME - A loudspeaker includes a frame, a diaphragm, a magnetic circuit, a voice coil bobbin and a voice coil. The frame is mounted on a side of the magnetic circuit. The frame has an opening end. The diaphragm has an inner rim and an outer rim. The outer rim of the diaphragm is fixed to the opening end of the frame. The inner rim of the diaphragm is fixed to an end of the voice coil bobbin. The magnetic circuit defines a magnetic gap. The voice coil bobbin is disposed in the magnetic gap. The voice coil is wound around the voice coil bobbin. The voice coil includes a lead wire. The lead wire includes a conductive core and an insulated layer. The insulated layer is coated on the conductive core. The conductive core includes a linear carbon nanotube structure and a wire structure contacting each other.03-17-2011
20110064259DAMPER AND LOUDSPEAKER USING THE SAME - A damper includes at least one matrix and at least one carbon nanotube structure disposed on at least one surface of the at least one matrix. A loudspeaker using the damper is also disclosed. The loudspeaker includes a frame, a diaphragm secured on the frame, a bobbin having a voice coil, and a damper. The bobbin is secured to the diaphragm. The damper has a first engaging surface engaged with the frame and a second engaging surface engaged with the bobbin.03-17-2011
20110069860DAMPER AND LOUDSPEAKER USING THE SAME - The present disclosure provides a damper. The damper has alternating ridges and furrows thereon and has a through hole defined at a center of the damper. The ridges and furrows are concentric. The damper includes a matrix and at least one carbon nanotube structure disposed in the matrix. The present disclosure also provides a loudspeaker using the damper.03-24-2011
20110075878BOBBIN AND LOUDSPEAKER USING THE SAME CROSS-REFERENCE TO RELATED APPLICATIONS - A bobbin includes a carbon nanotube film structure and an amorphous carbon structure. The carbon nanotube film structure defines a number of micropores therein. The amorphous carbon structure is composited with the carbon nanotube structure. The amorphous carbon structure comprises a number of amorphous carbon particles received in the micropores.03-31-2011
20110075881DIAPHRAGM AND LOUDSPEAKER USING THE SAME - A diaphragm includes carbon nanotube wire structures. The carbon nanotube wire structures are crossed with each other and woven together to form the diaphragm with a sheet structure. Each of the carbon nanotube wire structures includes carbon nanotube wires substantially parallel to each other, and closely arranged along an axis of the carbon nanotube wire structure to form a bundle-like structure, or carbon nanotube wires twisted with each other around an axis of the carbon nanotube wire structure in a helical manner to form a twisted structure. A loudspeaker using the diaphragm is also disclosed.03-31-2011
20110094217ELECTROSTRICTIVE COMPOSITE AND ELECTROSTRICTIVE ELEMENT USING THE SAME - An electrostrictive composite includes a flexible polymer matrix and a carbon nanotube film structure. The carbon nanotube film structure is located on a surface of the flexible polymer matrix, and at least partly embedded into the flexible polymer matrix through the first surface. The carbon nanotube film structure includes a plurality of carbon nanotubes combined by van der Waals attractive force therebetween.04-28-2011
20110094671METHOD FOR BONDING MEMBERS - A method for bonding members is provided. A first member, a second member and a carbon nanotube structure are provided. The carbon nanotube structure is placed between the first member and the second member. The carbon nanotube structure is energized to a temperature equal to or higher than a melting temperature of the first member or the second member.04-28-2011
20110096952DIAPHRAGM, METHOD MAKING THE SAME AND LOUDSPEAKER USING THE SAME - A diaphragm includes a carbon nanotube film structure and an amorphous carbon structure composited with the carbon nanotube structure to form a stratiform composite structure. The carbon nanotube film structure defines a plurality of micropores therein. The amorphous carbon structure comprises a plurality of amorphous carbon particles received in the micropores.04-28-2011
20110096953DAMPER AND LOUDSPEAKER USING THE SAME CROSS-REFERENCE TO RELATED APPLICATIONS - A damper has ridges and furrows thereon and a through hole therein. The damper includes a carbon nanotube film structure and an amorphous carbon structure. The carbon nanotube film structure defines a number of micropores therein. The amorphous carbon structure is composited with the carbon nanotube structure. The amorphous carbon structure comprises a number of amorphous carbon particles received in the micropores.04-28-2011
20110108545HEATER AND METHOD FOR MAKING THE SAME - A heater includes a first electrode, a second electrode, and a heating element. The second electrode is spaced from the first electrode. The heating element includes a first substrate, a second substrate, a first adhesive layer, a second adhesive layer and a carbon nanotube structure. The carbon nanotube structure is located between the first substrate and the second substrate, and combined with the first substrate by the first adhesive layer, and combined with the second substrate by the second adhesive layer. The carbon nanotube structure is electrically connected to the first electrode and the second electrode. A method for making the heater is also provided.05-12-2011
20110116677DIAPHRAGM AND LOUDSPEAKER USING THE SAME - A diaphragm includes a central portion and an edge portion around the central portion. The central portion includes a plurality of carbon nanotubes therein. The central portion is a carbon nanotube structure or a carbon nanotube composite structure. A loudspeaker using the diaphragm is also disclosed. The loudspeaker includes the diaphragm and a voice coil connected to the diaphragm. The voice coil is connected to an outer periphery of the central portion or a joint portion between the central portion and the edge portion.05-19-2011
20110137577STRAIN MEASUREMENT DEVICE AND METHOD OF STRAIN MEASUREMENT USING THE SAME - A strain measurement device includes a strain gauge, a holding device, a transverse strain recorder, and a data processing device. The strain gauge includes at least one first and at least one second layers of carbon nanotube films, each layer of carbon nanotube films having a plurality of carbon nanotubes. The carbon nanotubes in at least one first layer of carbon nanotube film align along a first direction. The carbon nanotubes in at least one second layer of carbon nanotube film align along a second direction. The holding device is used to fasten a specimen and the strain gauge. The transverse strain recorder is used to record a transverse strain of the strain gauge. The data processing device is used to calculate an axial strain of the strain gauge.06-09-2011

Patent applications by Jia-Ping Wang, Beijing CN