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182 results about "3d patterning" patented technology

Titanium dioxide/polyaniline photocatalyst with 3D pattern structure and preparation method of titanium dioxide/polyaniline photocatalyst

The invention relates to a titanium dioxide/polyaniline photocatalyst with a 3D pattern structure and a preparation method of the titanium dioxide/polyaniline photocatalyst. The preparation method comprises the steps of dispersing carbon balls in absolute ethyl alcohol, adding TBOT, dropping distilled water, centrifugally separating, and drying to obtain brown powder; calcining the brown powder to obtain hollow titanium dioxide nanometer particles, dispersing the hollow titanium dioxide nanometer particles in the absolute ethyl alcohol, dispersing ANI (aniline) in hydrochloric acid, agitating in an ice-water bath to obtain a deep green suspension; and centrifugally separating, and drying to obtain a deep green TiO2/polyaniline (PANI) compound photocatalyst. Polyaniline is used as a sensitizer for modifying titanium dioxide, the operation is simple, reaction conditions are mild and the cost is low. Light is repeatedly refracted and absorbed by using polyaniline nanometer sheets which are mutually meshed, and thus full utilization on solar light is realized, the specific surface area of a composite material can be increased by the polyaniline nanometer sheets, more active sites are provided for light-catalyzed reaction, the light energy conversion efficiency and the photo-catalysis efficiency are improved, the PANI is high in absorption coefficient in a visible light region, and azo-dyes, namely MO and CR, can be directly degraded by using solar light.
Owner:JILIN UNIV

Method for manufacturing white-light LED fluorescent film based on 3D printing technology

InactiveCN104051599APrecise preparation made easyImprove uniformitySemiconductor devices3d patterningFluorescence
The invention discloses a method for manufacturing a white-light LED fluorescent film based on the 3D printing technology. The method for manufacturing the white-light LED fluorescent film based on the 3D printing technology comprises the following steps that (1) fluorescent powder slurry is prepared; (2) a 3D printer is introduced, and the fluorescent film is printed on an LED chip or on other transparent substrates under the control of a computer; (3) the printed film is cured simultaneously through hot wind scanning or ultraviolet light curing during printing; (4) integral curing is conducted according to an optimized heating technology or an optimized ultraviolet light curing method based on the property of colloid, and then the required fluorescent film is obtained. The method for manufacturing the white-light LED fluorescent film based on the 3D printing technology has the advantages that the printing precision is high, the automation degree is high, material waste is small, 3D patterns in various shapes and with various thicknesses can be printed on various substrates or various objects freely, the method is an advanced manufacturing technology, a complete 3D printer is available at present, automatic production can be achieved, and the method is quite suitable for manufacturing the white-light LED fluorescent film.
Owner:GUILIN UNIV OF ELECTRONIC TECH

Monitoring system and method of aerobridge

The invention relates to monitoring system and method of an aerobridge. The monitoring system of the aerobridge comprises a data acquisition device, a PLC (Programmable Logic Controller), a data processing unit and a display or output device, wherein the data acquisition device comprises a plurality of sensors arranged on the aerobridge, the display or output device comprises a display screen or a printer, and the PLC is used for transmitting data signals collected by the sensors to the data processing unit and displaying in 3D (three-dimensional) patterns. The monitoring method of the aerobridge comprises the following steps of: (1) establishing data signal acquisition points of the aerobridge; (2) establishing a data model of the aerobridge and naming each data signal acquisition point; (3) sending a signal to each data signal acquisition point and transmitting a feedback signal to the data processing unit; and (4) displaying in 3D patterns. In the invention, the working state of the aerobridge is displayed in real time by 3D patterns, and the fault position of the aerobridge is intuitively and remarkably displayed to favorably and fully monitor the operation conditions of the aerobridge and a whole airport and rapidly find and solve aerobridge faults.
Owner:THYSSENKRUPP AIRPORT SYSTEM (ZHONGSHAN) CO LTD

Silica gel and cloth 3D pattern trademark label in-mold forming transfer printing process

The invention provides a silica gel and cloth 3D pattern trademark label in-mold forming transfer printing process. The process includes the following steps that an environment-friendly treating agent A is adopted for coating the PET back face, and coating and roasting are performed; an environment-friendly treating agent B is adopted for coating the PET front face, and coating and roasting are performed; the environment-friendly treating agent B is adopted for coating the PET front face, and coating and roasting are further performed; a printing press is adopted for 3D color printing of printing patterns; environment-friendly glue A is printed, and roasting is conducted; environment-friendly glue B is printed, and roasting is conducted; location holes are mechanically drilled; a special lamination machine is adopted for overprinting silica gel onto a PET sheet after the step S10; silica gel oil pressure forming is carried out; vulcanization is performed; environment-friendly glue E is printed on the silica gel, hot melt glue is also printed, and drying, laser cutting and quality inspection are performed; and the 3D patterns are transferred onto a silica gel product during silica gel oil pressure forming, and the patterns can be formed on the product in times of mold stripping without deformation. The definition is high and abrasion resistance is good. Production efficiency is greatly improved, the production cycle is shortened, and production cost is reduced.
Owner:东莞市松烁硅胶科技有限公司
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