51results about How to "No additional process steps" patented technology

An embodiment of the invention discloses a circuit repair structure and method, and aims to repair an open circuit formed at the intercrossing position of electric wires extending along different directions on a thin film transistor array substrate. The circuit repair structure comprises a repair wire and a protection pattern. The repair wire extends towards the same side of the electric wires at which the open circuit point located and connects two ends of the open circuit point. The repair wire penetrates another electric wire crossed the electric wire at which the open circuit located. The protection pattern is arranged between the repair wire and the electric wire that the repair wire crosses.

This invention relates to a high pressure N-type MOS tube with linear dope, in which, a P-type trap and a N-type drift region are set on the N-type substrate, a P-type contact hole and a N-type source are set in the P-type trap, a N-type leak is set in the N-type drift region, a grid oxidation layer is set above the P-type trap and the N-type drift region, a polysilicon grid is set above the grid oxidation layer and above the interface of the trap and the drift region, a filed oxidation layer is set above the grid oxidation layer and the polysilicon grid, Al leads are connected on the contact hole, the N-type sourc, the polysilicon grid and the N-type leak, polysilicon field pole plates connected with the polysilicon grid are set in the field oxidation layer, the N-type drift region is composed of a first, second, third and fourth regions arrayed along the source and the leak orderly, the doped concentration becomes smaller from the fourth, third, second and the first region.

The invention relates to a method of preparing carbon fibers through crosslinked reaction of boron trichloride and polyacrylonitrile precursors. In the method, the boron-nitrogen bonds are formed by the reaction of the boron trichloride and unsaturated functional groups such as cyan in polyacrylonitrile precursors, the boron is uniformly introduced in the fiber, the chemical crosslinking of the polyacrylonitrile precursors is also realized, the crosslinked precursors are carbonized under the nitrogen protection and graphitized under the argon protection, and the original air preoxidation process is replaced. Compared with unmodified fiber obtained through air preoxidation, the release of the highly toxic gas such as hydrogen cyanide in the pyrolysis tail gas is greatly reduced, and the modulus of the carbon fiber is obviously improved. In the method, the process steps are not increased, the uniform chemical modification of boron is realized, the boron introduced by bonding can keep to the graphitization stage, no influence can be caused on the graphitization process, the production cost is low, and the industrialized production is convenient.

The invention discloses a method for manufacturing polyvinyl chloride artificial leather based on synchronous internal plasticization of a light-sensitive reaction type plasticizer. The method is characterized by comprising the following steps: introducing a biethylene imine light-sensitive group into an o-benzene plasticizer, carrying out synchronous ultraviolet radiation with a wavelength of 330-370nm while a polyvinyl chloride artificial leather coating is plasticized, promoting biethylene imine to rapidly generate active Cabbeen which is inserted into C-H bonds of polyvinyl chloride molecules, furthermore carrying out in-situ covalent grafting on the o-benzene plasticizer with a PVC (Polyvinyl Chloride) resin, thereby achieving synchronous internal plasticization of the polyvinyl chloride artificial leather coating. By adopting the method, conventional process steps of polyvinyl chloride artificial leather are not changed, the plasticization time of the polyvinyl chloride artificial leather is not prolonged, grafting reactions and polyvinyl chloride artificial leather processing are synchronously carried out, plasticizer migration can be effectively inhibited, the problem of toxicity caused by o-benzene plasticizer migration can be substantially solved, the durability and the service life of the polyvinyl chloride artificial leather can be prolonged, and practical engineering application values can be made.

The invention relates to the field of display devices, in particular to an electrostatic discharge protection circuit, a display panel and a display device. According to the embodiment of the invention, the electrostatic discharge protection circuit comprises at least one electrostatic protection element, and the electrostatic protection element comprises a bottom gate electrode, a first insulating layer, an active layer, a second insulating layer, top gate electrodes, a third insulating layer, a first electrode and a second electrode, wherein the bottom gate electrode is positioned on a substrate; the first insulating layer is positioned on the bottom gate electrode; the active layer is positioned on the first insulating layer, and corresponds to the bottom gate electrode; the second insulating layer is positioned on the active layer; the top gate electrodes are positioned on the second insulating layer, and correspond to the active layer; the third insulating layer is positioned on the top gate electrodes; the first and second electrodes are positioned on the two sides of the top gate electrodes on the third insulating layer respectively; the bottom gate electrode and the top gate electrodes are electrically connected with the first electrode and connected with a power cord or a circuit of a display area of the display panel; and the second electrode is electrically connected with the circuit of the display area or the power cord. According to the electrostatic discharge protection circuit, an electrostatic discharge path is added, so that the anti-electrostatic capability is improved.

The invention provides a liquid crystal display device which comprises a first substrate, a second substrate and sealing glue, wherein the first substrate and the second substrate are relatively arranged; the sealing glue is arranged between the first substrate and the second substrate for adhering the first substrate and the second substrate; the first substrate is provided with a driving line and a first substrate common electrode toward the direction of the second substrate; the second substrate is provided with a second substrate common substrate toward the direction of the first substrate; a plurality of conductive particles are distributed into the sealing glue; the sealing glue is divided into a first sealing glue area and a second sealing glue; the conductive particles in the first sealing glue area are contacted with the first substrate common electrode and the second substrate common electrode; the conductive particles in the second sealing area are only contacted with the second substrate common electrode; a conductive housing layer is also arranged in the second sealing glue area, and positioned between the conductive parts and the driving line; and a first insulating layer is also arranged between the conductive housing layer and the driving line. With the adoption of the liquid crystal display device, the problems that the yield is reduced due to the discharging of the top ends of the conductive particles can be prevented.