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77results about How to "Thin line width" patented technology

Device and method for etching silver syrup on electronic product

The invention relates to a device and a method for etching silver syrup on an electronic product. The device is characterized in that an optical shutter is arranged at an output end of a high-frequency short pulse laser, wherein a beam expanding lens is arranged at the output end of the optical shutter; a 1/2 wave plate and a Glan prism are arranged at the output end of the beam expanding lens in turn; a 45-degree holophote is arranged at the output end of the Glan prism; a vibrating lens and a scanning field lens are arranged at the output end of the 45-degree holophote in turn; the scanning field lens is opposite to a four-shaft absorbing platform; a coaxial blowing and sucking dust-collecting system is arranged on the four-shaft absorbing platform; and CCD (charge coupled device) contraposition systems are respectively arranged at opposite angle positions of the four-shaft absorbing platform. The method is characterized by using a high-frequency infrared pulse laser as a laser source, processing a target position of a material by using a diagonal CCD grabbing target, ensuring a processing chart being one-to-one corresponding to a sample position on a platform, and etching the silver syrup, copper films or molybdenum aluminum layers in invisible areas of different touch screen products, thereby achieving the etching purpose by gasifying film materials in the invisible areas under the action of the high-frequency short pulse infrared laser.
Owner:SUZHOU DELPHI LASER +1

Device and method for laser etching cathode film material of OLED display

The invention relates to a device and method for laser etching cathode thin film materials of OLED displays. An electric shutter and an electric beam expander are arranged at the output end of the high-frequency short-pulse laser, and a 1/2 wave plate is arranged at the output end of the electric beam expander. 1 The output end of the /2 wave plate is arranged with a polarization beam splitter, the output end of the polarization beam splitter is arranged with a first half-mirror and a first 45-degree reflector, and the output end of the first half-mirror is arranged with a first focusing mirror and a first half-mirror. The second 45-degree reflective mirror, the output end of the second 45-degree reflective mirror is arranged with a second focusing mirror, the output end of the first 45-degree reflective mirror is arranged with a second half mirror, and the output end of the second half mirror is arranged There is a third focusing mirror and a third 45-degree reflecting mirror, and a fourth focusing mirror is arranged at the output end of the third 45-degree reflecting mirror, and the output end of the focusing mirror is facing the two-axis adsorption platform. The cathode material of the OLED display is vaporized under the action of a high-frequency short-pulse laser to achieve the purpose of erosion, and the four beams realize the line etching of the cathode area.
Owner:SUZHOU DELPHI LASER

GG monolayer multipoint borderless touch screen and preparation process thereof

The invention relates to the technical field of touch screens and particularly relates to a GG monolayer multipoint borderless touch screen and a preparation process thereof. The touch screen comprises a tempered glass cover plate, a transparent optical adhesive layer and ITO conductive glass, wherein a border wiring area of the ITO conductive glass comprises a transverse wiring area arranged at one end of the touch screen, the ITO conductive glass is provided with a monolayer multipoint electrode pattern of single-end outgoing line, and an FPC is mounted in the transverse wiring area in a press-fitting manner and is connected with an IC chip. According to the GG monolayer multipoint borderless touch screen and the preparation process thereof, the FPC is mounted in the transverse wiring area at one end of the touch screen in the press-fitting manner, and original left and right longitudinal wiring areas are canceled, so that longitudinal sides of the touch screen do not need wiring, and thus, a borderless visual effect is built; ultraviolet illumination is adopted during magnetron-sputtering ITO film plating, so that the photoelectric properties of the ITO conductive glass are improved, only one-time FPC press-fitting is required during preparation, the process is simple, the yield of products is high, and excellent properties and production stability for the touch screen can be guaranteed.
Owner:深圳市欣联科技有限公司

Preparation method of self-heating laser-induced graphene flexible NO2 gas sensor

The invention relates to a preparation method of a self-heating laser-induced graphene flexible NO2 gas sensor. The gas sensor comprises an insulating region, an electrode region, a silver coating region and a gas sensitive region; the insulating region is arranged at the bottom end; the electrode region and the gas sensitive region are arranged on the upper surface of the insulating region; the silver coating region is arranged on the electrode connecting regions at the two ends of the electrode region; and the electrode region and the gas sensitive region are three-dimensional porous graphene patterns which are prepared through high-energy one-step induction of laser and have larger porosity structures. Due to the unique graphene three-dimensional structure size of the gas sensitive region, the step of additionally adding a gas sensitive material can be omitted, and gas adsorption with the same or even better effect is achieved. The method is beneficial to rapid desorption of NO2 gasmolecules, improves the use repeatability of the sensor, reduces the manufacturing cost, is short in manufacturing period and high in sensitivity, has the detection limit reaching 10ppb, and has a wide application prospect in the aspects of environmental monitoring and medical diagnosis.
Owner:HEBEI UNIV OF TECH
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