Portable computer

Abstract

A portable computer includes a display panel having a display surface and a touch panel. The touch panel is disposed on the display surface and comprises at least one transparent conductive layer. The transparent conductive layer includes a carbon nanotubes layer having a carbon nanotube film.

1 . A portable computer, comprising:
 a display panel having a display surface;   a body connected with the display panel; and   a touch panel disposed on the display surface of the display panel, the touch panel comprising at least one transparent conductive layer, the transparent conductive layer comprising a carbon nanotube structure.   
     
     
         2 . The portable computer as claimed in  claim 1 , further comprises a passivation layer interposed between the display panel and the touch panel. 
     
     
         3 . The portable computer as claimed in  claim 1 , wherein the transparent conductive layer is a free stranding carbon nanotube structure. 
     
     
         4 . The portable computer as claimed in  claim 1 , wherein the carbon nanotube structure comprises a layer of carbon nanotube film, the carbon nanotube film comprises a plurality of carbon nanotubes, the carbon nanotubes are approximately parallel to each other. 
     
     
         5 . The portable computer as claimed in  claim 4 , wherein the transparent conductive layer consists of the carbon nanotube film. 
     
     
         6 . The portable computer as claimed in  claim 4 , wherein the carbon nanotubes of the carbon nanotube film are joined end to end by van deer Waals forces therebetween. 
     
     
         7 . The portable computer as claimed in  claim 4 , wherein the carbon nanotubes are selected from the group consisting of single walled carbon nanotubes, double walled carbon nanotubes, and multi walled carbon nanotubes. 
     
     
         8 . The portable computer as claimed in  claim 1 , wherein the carbon nanotube structure comprises a layer of carbon nanotube film, the carbon nanotube film comprises a plurality of carbon nanotubes, the carbon nanotubes are entangled with one another. 
     
     
         9 . The portable computer as claimed in  claim 8 , wherein the transparent conductive layer consists of the carbon nanotube film. 
     
     
         10 . The portable computer as claimed in  claim 1 , wherein the touch panel comprise a capacitive-type touch panel, the capacitive-type tough panel comprises a transparent substrate and at least two transparent electrodes; the transparent conductive layer is disposed on the transparent substrate; the at least two transparent electrodes are spaced from each other and electrically connected to the transparent conductive layer. 
     
     
         11 . The portable computer as claimed in  claim 10 , wherein the transparent electrodes are fixed on the periphery of the transparent conductive layer via sliver paste. 
     
     
         12 . The portable computer as claimed in  claim 10 , wherein the transparent electrodes consist of carbon nanotube film. 
     
     
         13 . The portable computer as claimed in  claim 10 , wherein the transparent electrodes are made of conductive metal. 
     
     
         14 . The portable computer as claimed in  claim 10 , wherein the capacitive-type touch panel comprises a transparent protective film disposed on the transparent conductive layer opposite to the transparent substrate. 
     
     
         15 . The portable computer as claimed in  claim 1 , wherein the touch panel comprises a resistive-type touch panel, the resistive-type touch panel comprising a first electrode plate and a second electrode plate connected to the first electrode plate,
 the first electrode plate comprising a first substrate defining a first surface, a first transparent conductive layer mounted on the first surface of the first substrate, and two first transparent electrodes fixed on the two ends of the first transparent conductive layer along a first direction; the first transparent conductive layer comprises a carbon nanotube structure, the carbon nanotube structure comprising a plurality of carbon nanotubes arranged along a first direction;   the second electrode plate comprises a second substrate defining a second surface opposite to the display panel, a second transparent conductive layer mounted on the second surface of the second transparent substrate, and two second transparent electrodes fixed on the two ends of the first transparent conductive layer; the second transparent conductive layer and the two second transparent electrodes of the second electrode plate are facing the first electrode plate; the second transparent conductive layer comprises a carbon nanotube structure, the carbon nanotube structure comprising a plurality of carbon nanotubes arranged along a second direction, the second direction is approximately perpendicular to the first direction.   
     
     
         16 . The portable computer as claimed in  claim 15 , wherein the resistive-type touch panel comprises an insulated pad interposed between the peripheries of the first and second electrode plates and to space the first and second electrodes apart. 
     
     
         17 . The portable computer as claimed in  claim 15 , wherein the two first and second transparent electrodes are fixed on the opposite ends of the first and second transparent conductive layer, respectively. 
     
     
         18 . The portable computer as claimed in  claim 15 , wherein the resistive-type touch panel comprises a plurality of transparent dot spacers sandwiched between the first and second electrode plates and to space the first and second electrode plates apart. 
     
     
         19 . The portable computer as claimed in  claim 15 , wherein at least one transparent conductive layer consists of a carbon nanotube film. 
     
     
         20 . The portable computer as claimed in  claim 19 , wherein the carbon nanotube film is selected from the group consisting of a drawn carbon nanotube film, a flocculated carbon nanotube film, and a pressed carbon nanotube film. 
     
     
         21 . The portable computer as claimed in  claim 19 , wherein the carbon nanotube film is a drawn carbon nanotube film; the carbon nanotubes in the drawn carbon nanotube film are oriented along a preferred orientation and approximately parallel to each other. 
     
     
         22 . The portable computer as claimed in  claim 19 , wherein the carbon nanotube film is a flocculated carbon nanotube film that is porous and isotropic; the carbon nanotubes of the flocculated carbon nanotube film are entangled with each other and uniformly dispersed in the flocculated carbon nanotube film; adjacent carbon nanotubes in the flocculated carbon nanotube film are attracted by van der Waals attractive force. 
     
     
         23 . The portable computer as claimed in  claim 19 , wherein the carbon nanotube film is a pressed carbon nanotube film; the carbon nanotubes in the pressed carbon nanotube film are arranged along a same direction or arranged along different directions and rest upon each other. 
     
     
         24 . The portable computer as claimed in  claim 23 , wherein an angle between a primary alignment direction of the carbon nanotubes in the pressed carbon nanotube film and a surface of the pressed carbon nanotube film is approximately 0 degrees to approximately 15 degrees. 
     
     
         25 . The portable computer as claimed in  claim 19 , wherein the pressed carbon nanotube film are isotropic when the carbon nanotubes in the pressed carbon nanotube film are arranged along different directions.