49results about How to "The production process is simple and mature" patented technology

The invention relates to the technical field of imaging display, in particular to a projection screen coating paint, a preparation method and a coating forming method so as to achieve the technical purposes that the preparation process is simple and mature, the forming mode is convenient to implement and good optical performance is achieved. According to the technical scheme adopted for achieving the technical purposes, the projection screen coating paint is prepared from, by mass, 65%-75% of self-crosslinking water-soluble resin, 3%-5% of a solvent, 8%-10% of a coalescing agent, 0.3%-0.5% of a defoaming agent, 0.3%-0.5% of a flatting agent, 0.3%-0.5% of thickening agent, 0.1%-0.3% of a dulling agent, 0.1%-0.3% of a preservative, 5%-8% of filler and 1%-3% of a coloring agent. The projection screen coating paint, the preparation method and the coating forming method are especially applied to projection screen production.

The invention provides reconstituted tobacco applicable to heating of non-combustion cigarettes. The tobacco is prepared from, by mass, 65-80% of tobacco raw materials, 15-25% of a smoke agent, 0.5-5% of an adhesive and 0-5% of tobacco flavor. The reconstituted tobacco is made by adopting the thick slurry method production technology, and the thickness is 0.10-0.20 mm. The thick slurry method is adopted for producing the reconstituted tobacco, the production technology is mature, simple, high in controllability and stable in quality, and when the reconstituted tobacco manufactured through the method is used for heating the non-combustion cigarettes, and compared with similar products, the reconstituted tobacco has the obvious advantages of being sufficient in tobacco incense, proper in physiological satisfaction, large in smoke amount and adjustable in flavor style characteristic.

The invention involves a method based on SOI material photonic crystal splitter, including an SOI substrate material. In SOI silicon-etching produced the silicon column is the six-party or square lattice with the lattice. Silicon column height is the top of SOI silicon thickness, integrity in the lattice structure of silicon saving its column and forming splitter input waveguide, two output waveguide; input waveguide attached to the output waveguide two in the middle, with two output waveguide by a silicon-segregation. Front-end input waveguide also have at least one silicon column, the output waveguide also have at least the end of a silicon column. Connected with the outside, the SOI waveguide is placed in the input waveguide input, two output of the output waveguide. The SOI waveguide is of the same height of the silicon-contour. The splitter compact structure, its length than the conventional waveguide Y splitter narrow several times. By controlling the importation of isolation and the output waveguide, silicon waveguide column size can achieve different beam than the light output, therefore more flexibility and practicality.

The invention discloses a tail fiber coupling output device of a laser diode array / area array, relates to beam shaping and coupling of a semiconductor laser, and is used for manufacturing a high-efficiency high-power tail fiber output laser diode array / area array. A luminous surface of the laser diode array or area array with fast axis collimation is closely attached with a rectangular or square input end surface of an optical fiber cone; the tail end of the optical fiber cone with the rectangular or square input end surface is positioned on the focus of a first parabolic reflector or the focus of a second parabolic reflector; the first parabolic reflector or the second parabolic reflector are arranged on the focus on one side of a first spherical focusing lens or a second spherical focusing lens respectively; and a single mode optical fiber or a double-coated optical fiber is respectively positioned on the focus on the other side of the first spherical focusing lens or the second spherical focusing lens.

The invention provides a low-temperature cigarette containing metal wires and a preparation method thereof. The low-temperature cigarette comprises, by mass, 60-95% of tobacco sheets, tobacco shreds or other tobacco material, and 5-40% of metal wires; after the tobacco material and the metal wires are mixed well, tipping is performed to obtain the low-temperature cigarette. The production technique for cigarette tipping is unchanged; the metal wires are added only to the shredded tobacco, so that heat conductivity of the tobacco material is effectively improved. When a user smokes the low-temperature cigarette, a mist medium, an aromatic ingredient and an added fragrance included in both the tobacco material close to a heat source and the tobacco material far away from the heat source canbe effectively atomized and volatilized, physiological satisfaction brought by the low-temperature cigarette can be well improved, and smoke production is increased. In addition, the production technique for tipping of low-temperature cigarettes is mature and simple, is highly controllable and has stable quality.

The invention discloses a subwavelength binary diffraction grating-based method for implementing a wavelength separator. The wavelength separator consists of three subwavelength binary diffraction gratings and a pure quartz glass flake, wherein one subwavelength binary transmission grating with a concave structure is made of SIyNx and arranged on the lower end face of the pure quartz flake; and the other two subwavelength binary reflection gratings with bow-shaped structures are made of gold or silver, arranged on the upper end face of the pure quartz flake, and positioned on the left and the right of the subwavelength binary transmission grating in equal distance respectively so as to form an inverted triangle with the subwavelength binary transmission grating. The subwavelength binary diffraction grating device required by the invention has the advantages of simple and mature manufacture process and low manufacture cost, and the principle and process of the whole wavelength separation are simple and practical and can be instantly applied practically to generate economical benefit.

The invention provides a high-porosity tobacco sheet applied to low-temperature cigarettes and having fragrance of herbs and a production process of the tobacco sheet. The tobacco sheet is prepared from the following raw materials in percentage by mass: 50-80% of tobacco raw material powder, 10-30% of an aerosol, 0.5-10% of an adhesive, 0.01-0.2% of a bulking agent, 2-15% of herbal plant powder and 0-30% of water; and the tobacco sheet is manufactured by a rolling method production process. Without changing the production process, the sheet, when manufactured, is added with the bulking agent in raw material formula, so that the sheet becomes loose to absorb a great amount of aerosol and additive fragrance. By replacing additive essence with the herbal plant powder, pleasant characteristicherbal fragrance can be offered to consumers smoking the cigarettes, and an obtained smoke amount and physiological satisfying feeling are enhanced, so that the cigarettes are closer to conventional cigarettes. Meanwhile, the sheet production process is mature and simple, strong in controllability and stable in quality.

The invention relates to a temperature and stress measuring device based on an orthogonal dual-polarization fiber laser, and the measuring device is used for detecting stress and temperature signals. The measuring device comprises a DBR fiber laser sensor, a wavelength division multiplexer, a 980nm laser, a narrow-line-width laser, a 3dB coupler, a photoelectric converter, two polarization controllers and a frequency spectrum analyzer, wherein the DBR fiber laser sensor outputs laser signals whose wavelength is about the waveband 1550nm; laser generated by the 980nm laser is input to the DBR fiber laser sensor through the wavelength division multiplexer; both temperature and stress signals act on the DBR fiber laser sensor; optical signals, which are generated via energy conversion by the DBR fiber laser sensor and include temperature and stress modulation information to be measured, are returned to the wavelength division multiplexer and then isolated and output by an optical isolator; and energy of energy-adjustable narrow-line-width laser signals output by the narrow-line-width laser is adjusted by the second polarization controller, and the narrow-line-width laser signals as well as two groups orthogonal polarization optical signals, which are output by the first polarization controller after adjustment and include temperature and stress modulation information to be measured, are input to the 3dB coupler. Thus, the temperature and stress measuring device can detect temperature and stress signals at the same time.

The invention provides a novel broadband electromagnetic wave polarization regulation electromagnetic structure, and is used for solving the problems that an existing polarization regulation electromagnetic structure is relatively narrow in polarization conversion bandwidth, low in polarization conversion efficiency and relatively large in structure thickness, and when an electromagnetic wave incident angle changes, a polarization regulation capability of the structure becomes poor and conversion bandwidth becomes narrow. The novel broadband electromagnetic wave polarization regulation electromagnetic structure includes three layers, a bottom layer is a metal plate, a middle layer is a medium substrate, and a surface layer is a periodical metal elliptical ring layer; and the period of the periodical metal elliptical ring layer is 7.0 to 11.0mm, and dimensions of the metal elliptical ring are as follows: a major semi axis of an outer ellipse is 3.5 to 6.5mm, a minor semi axis is 0.8 to 1.6mm, a major semi axis of an inner ellipse is 1.8 to 2.2mm, and a minor semi axis is 0.3 to 0.6mm. The structure provided by the invention is superior to a conventional polarization regulation electromagnetic structure in thickness, conversion bandwidth, conversion efficiency and incident angle.

The invention provides a broadband long-wave-response GaAs / AlxGa1-xAs quantum well infrared detector, which comprises a GaAs substrate and a GaAs bottom contact layer arranged in sequence from bottom to top, wherein the GaAs bottom contact layer comprises a projecting table-shaped structure; a multi-quantum-well (MQW) layer, a GaAs top contact layer and an upper electrode are arranged in sequence on the table-shaped structure; the GaAs bottom contact layer is further provided with a lower electrode; the MQW layer consists of an AlxGa1-xAs layer and a GaAs layer growing periodically and alternately; the infrared detector is used for introducing a plurality of discrete micro-strips above the top of a barrier via fine design of the parameters of a super lattice structure according to an electron interference theory in a super lattice quantum well structure; photoelectrons jump under the action of an external electric field to form a plurality of corresponding photocurrent peaks which are overlapped together, so that the spectral bandwidth is increased.

The invention discloses a spectrum chip based on a spectrum up-conversion material and a control method thereof. The spectrum chip comprises a silicon-based detector, a spectrum up-conversion materialfilm and an optical focusing micro-lens array, and the centers are located on the same axis. The silicon-based detector comprises a pixel photosensitive region and a photoelectric conversion substrate, the optical focusing micro-lens array converges infrared signals and then irradiates to the spectrum up-conversion material film, the infrared light signals are converted into visible light signalsthrough the spectrum up-conversion material film to be transmitted to the pixel photosensitive region of the silicon-based detector, and the visible light signals reach the photoelectric conversion substrate through the pixel photosensitive area and output electric signals. The spectrum chip has the advantages that the whole production process is simple and mature, real-time, rapid and on-line detection can be carried out on the infrared band, and the detection time is at the microsecond magnitude or above.

The invention discloses a sofosbuvir tablet and preparation method thereof. The sofosbuvir tablet comprises a tablet core and a film coating layer, wherein the tablet core is prepared from active ingredients and pharmaceutically acceptable accessories through a wet granulation process; the active ingredient is sofosbuvir crystal type 6, the accessories comprise a filling agent, a disintegrating agent, an adhesive and a lubricant; the tablet core comprises the following components by weight percent: 25%-70% of sofosbuvir crystal type 6, 20%-65% of a filling agent, 1%-10% of a disintegrating agent, 0.5%-3% of a lubricant, and 0.25%-5% of an adhesive. The preparation method of the sofosbuvir tablet provided by the invention is simple and convenient, is suitable for large-scale production andthe current situation of domestic pharmaceutical equipment in China, the change of the active component sofosbuvir crystal type cannot be caused in the preparation process, the conditions of materialhardening and difficult granulation are avoided; the finally obtained tablet is stable in quality, simple in process, high in yield, good in stability, and suitable for industrial batch production.

The invention discloses an ultra-thin solar cell chip with an omni-directional reflector and a preparation method thereof. The preparation method comprises the following steps: preparing an epitaxialwafer by taking p-type Ge as a substrate, preparing an anti-reflection film ARC and a front electrode on the front surface of the epitaxial wafer, carrying out uniform glue protection on the front surface of the epitaxial wafer, thinning the epitaxial wafer, and evaporating a graphical omni-directional reflector ODR and a back electrode on the back surface of the epitaxial wafer. And the patternsof the omni-directional reflector ODR and the back electrode are complementary, and the area occupied by the back electrode does not exceed 10% of the area of the whole chip. According to the invention, the current of the Ge sub-cell can be improved, the current limiting problem of the Ge sub-cell of the multi-junction cell is solved, the power-to-mass ratio of the solar cell is improved, and thewarping problem of the cell is effectively improved.

The invention provides a high-looseness tobacco sheet which has a jujube fragrance and is applied to low-temperature cigarettes. The tobacco sheet comprises, by mass, 50-80% of tobacco raw material powder, 10-30% of atomizing agent, 2-25% of jujube powder, 0.01-1% of leavening agent and 0-30% of water and is manufactured by means of a roll pressing production process. During manufacturing of the sheet, the production process is not changed, the leavening agent is added to a raw material formula to loosen the sheet, and absorption of a large quantity of the atomizing agent and external fragrance is facilitated. The jujube powder is used for replacing an externally added adhesive and essence, a consumer can feel the pleasant characteristic jujube fragrance during smoking, the obtained smokeamount is larger, the obtained physiological satisfaction feeling is stronger, and the tobacco sheet is similar to a traditional cigarette. At the same time, the production process of the sheet is mature, simple and high in controllability, and the quality is stable.

The invention provides a preparation method of high-temperature-resistant interconnection welding spots based on foamy copper. An interconnection method is thermal compression welding, specifically, the foamy copper is obtained by corroding a copper-aluminum alloy sheet, and no-solder welding is achieved in the whole process. By conducting welding through the high-temperature-resistant interconnection welding spots containing the foamy copper, low-temperature (260 DEG C) can be achieved, the obtained welding spots can stand high-temperature service, the welding spot reliability and weld joint stability are greatly improved, and the preparation method can be widely applied to various high-temperature welding fields.

The invention relates to a new type environmental protection ion metal welding-cutting gas. It uses oxyacetylene flame to weld and cut metal. It has advanced product mechanism and wide market prospect. Its mother liquor is oil liquefied gas or propane. And its additive is made up of potassium permanganate, hydrogen peroxide, acetone, toluene, xylene, and ligroin. Its advantages are that it has good cutting and welding effect and can work under water; and its using is safe and has no pollution and the three wastes.

The invention relates to a metal-wire-loading type electromagnetic wave absorption structure improving the performances of oblique incidence, belongs to the technical field of electronic materials, and especially relates to an electromagnetic wave absorption structure and a method therefor. The structure consists of M*N square wave absorption units, wherein M is the number of rows, N is the number of columns, and the M and N are both natural numbers greater than two. Each square wave absorption unit comprises a metal plate and a magnetic wave-absorption material layer disposed on the metal plate, wherein the interior of the wave-absorption material layer is provided with a metal wire, and the direction of the metal wire is parallel to a side of the square wave absorption unit. Moreover, the directions of the metal wires of all the square wave absorption units are the same, and the lengths of the metal wires are less than the side lengths of the square wave absorption units. The structure can enlarge the wave-absorption frequency band under different incidence angles under the condition of reducing or increasing the thickness of the structure.

The invention relates to a nipple inversion correction rack, which comprises a sleeve (1) and a sticking sheet (2), wherein the sleeve (1) is of a thin-wall tubular structure which is formed by coiling a thin sheet, and round holes in two ends of the sleeve (1) are different in inner diameter, so that two ends of the sleeve (1) include a small-aperture edge (15) and a large-aperture edge (16); partial sidewall inner surface (14) of the sleeve (1) abuts against partial sidewall outer surface (13) of the sleeve (1) and the partial sidewall inner surface (14) and the partial sidewall outer surface (13) are not stuck together; and the sticking sheet (2) is stuck on the sidewall outer surface (13) of the sleeve (1). The nipple inversion correction rack provided by the invention, as a disposable article, is made from an environmental-friendly light material; and the nipple inversion correction rack is low in cost, environmental-friendly and sanitary, simple and convenient to wear and obvious in correction treatment effect.

The invention provides an induction heating device, which comprises a device shell, a power supply and a control unit, and is characterized in that the device shell comprises a cavity for accommodating at least one part of an aerosol generating substance, a heating base body arranged in the cavity, and an inductor capable of generating a magnetic field axis; the control unit is connected to the inductor and is configured to provide high-frequency alternating current for the inductor; the inductor is a metal sheet with high conductivity, and the metal sheet is arranged to surround at least onepart of the outer surface of the cavity to form at least one layer of winding. The inductor is larger in effective cross section and better in electromagnetic conversion efficiency, the temperature measurement circuit is printed on the heating base body, temperature detection of the heating base body is more accurate and convenient, the manufacturing process is mature and simple, consistency is excellent, and the defects of butt welding of thermocouple wires on the surface of a heating body in the prior art are overcome.

The invention provides a high-porosity tobacco sheet which has a mint fragrance and is applied to a low-temperature cigarette and a production process. The tobacco sheet is prepared from, by mass, 50-80% of tobacco raw material powder, 10-30% of atomizing agent, 0.5-10% of binding agent, 0.01-1% of swelling agent, 2-15% of mint leaf powder and 0-30% of water. The tobacco sheet is prepared by meansof a production process of a roller-press method. The production process is not changed during preparation of the sheet, and the swelling agent is added into a formula of raw materials in order to make the sheet swell and provide convenience for greatly absorbing the atomizing agent and additional fragrance. By using the mint leaf powder for replacing additional essence, consumers can smell a pleasant fresh fragrance like mint during smoking, and the obtained smoke amount and physical satisfaction are more abundant and more similar to those of traditional cigarettes. Meanwhile, the productionprocess of the sheet is mature and simple, high in controllability and stable in quality.

The invention discloses a domestic electric steaming furnace which can clean water in a water containing tank without the water containing tank being dismounted, ensures the dietetic hygiene of users and successfully protects cupboards while bringing conveniences to the users. The domestic electric steaming furnace comprises a furnace body (1), a furnace body panel (2), the water containing tank (3) and a heating disk (4). The furnace is also provided with an air discharging channel and a heat conducting device (5) used for evaporating water. The heat conducting device (5) is communicated with the water containing tank (3) via a connecting pipe (6) and is also communicated with the air discharging channel. The heat conducting device (5) is arranged under the heating disk (4) and is in contact with the heating disk (4). The inner bottom surface of the heat conducting device (5) is lower than the inner bottom surface of the water containing tank (3). The connecting pipe (6) is arranged in a horizontal or inclined way. The inclined arrangement of the connecting pipe (6) indicates that the higher end of the connecting pipe (6) is connected with the water containing tank (3) and the lower end of the connecting pipe (6) is connected with the heat conducting device (5).

A color-variable composite fabric provided by the invention is made through blending of at least two types of fibers and is characterized in that the fabric comprises one type of color-variable fibers, wherein a new color formed by the fibers after color changing is a complementary color of the color of one of the color-unchanged fibers, an adjacent color of the complementary color or a similar color of the complementary color. Color variation is reversible. When color variation conditions disappear, the colors are recovered to the original colors respectively, so that the fabric shows an original shape. The fabric provided by the invention has the advantages that the invisible fabric varies with an environmental temperature, environmental humidity, light rays as well as stress and voltage changes in use. The production technology is simple and mature; the original color is full; the color variation is diversified, novel and peculiar; after the variation, the fabric can display an invisibility effect under a specific background; and usages in multiple aspects such as military affairs, games and performances can be satisfied. Meanwhile, the cost of raw materials is low; the manufacture method is simple and can be carried out easily; and effects are obvious.

The invention discloses an electric heating steel pipe composite thermal insulation plastic pipe device. Two pipes which tightly wrap around the outer wall of a steel pipe are installed together in asleeving mode, at least one positioning support rib which is symmetrically and uniformly distributed at intervals is arranged between the two pipes, and thus, thermal insulation of a pipeline is achieved through an electric insulation air interlayer thermal insulation plastic pipe. An electric heating steel pipe gives out heat after being powered on, a control element can control the power of a low-voltage intelligent temperature control power source, little electric energy is used, and water in a pipeline is kept to be at a certain temperature; the inner wall of the pipeline is electrically heated safely and quickly along a metallic conductor to rapidly and uniformly melt ice, a liquid runner is formed, thus, hot water in the pipeline flows downwards along the whole pipeline to quickly melt the ice, and heat generated by wires can maintain that the thermal insulation pipeline is not frozen; and in addition, through the intelligent temperature control power source, the effect that thewater in the pipeline is kept to be at a certain temperature can be achieved, and the function that hot water is discharged by opening a water nozzle can be achieved. The production technology is mature and simple, the strength of the pipeline is greatly improved, and due to the fact that the pipeline is filled with water, electric heating is not prone to generating the overheating phenomenon. Theelectric heating steel pipe composite thermal insulation plastic pipe device represents the development direction of thermal insulation pipes.

The invention discloses PVC (polyvinyl chloride) edge seal adhesive, made from, by weight, 38-48% of deionized water, 0.8-2% of an anionic emulsifier, 0.1-0.2% of a reactive emulsifier, 0.1-0.2% of abuffer agent, 2.5-4.5% of a stabilizer, 1.5-3.5% of a crosslinking agent, 0.2-0.5% of an initiator, 20-28% of an acrylic monomer, 20-30% of vinyl acetate, 0.5-1% of an internal plasticization monomer,3-10% of modified tackifying resin emulsion, 0.05-0.1% of a wetting agent, and 0.1-0.3% of a film-forming aid. In addition, the invention also discloses a preparation method of the PVC edge seal adhesive. The PVC edge seal adhesive is convenient to use, can cure at normal temperature, has high adhesive strength and good aging resistance, is free of organic solvents and formaldehydes and is nontoxic and environmentally friendly.

The invention provides a water-heating and electric-heating double-heat-source floor heating device adopting stainless steel corrugated tubes. Water-heating and electric-heating double-heat-source safe heat supply and energy storage are realized by combination with an intelligent temperature-control power supply according to electrothermal characteristics of the stainless steel corrugated tubes, reasonable layout of electrically-connected tension sleeve extraction electrodes or attenuation and reduction characteristics of water resistance of electric insulating tubes for voltage. Heating tubesare combined with the stainless steel corrugated tubes, so that mechanical strength is substantially improved, further, the production technology is mature and simple, the overheating phenomenon is not easily produced during electrical heating because water exists in the pipelines, safety and reliability are achieved, and single-heat-source or multi-heat-source heating can be performed by sufficient utilization of off-peak electricity; with the application of anti-static and anti-dust electric insulating floors, indoor air is purified. The defect of failure of heat supply of floor heating dueto water pump failure or heat source problems, for example, heat supply cannot be realized due to fuel gas tension and limitation, an oil boiler cannot start heat supply due to fuel oil tension and heat supply cannot be realized in cloudy day and sleet day when solar energy is adopted for the floor heating, is overcome, and the device represents the future development direction of floor heating tubes.

The invention discloses a multifunctional modified palm wax emulsion as well as a preparation method and an application thereof. The preparation method comprises the following steps: mixing solid palm wax with a solvent to form a mixture, then heating and adequately stirring the mixture to form an emulsion, and then cooling to obtain a palm wax emulsion; adding an antibacterial agent polyhexamethyleneguanidine chloride, a coupling reagent and an activating agent in the palm wax emulsion, adequately reacting at a selected temperature and under a neutral or weakly basic condition, and carrying out dialysis separation on the obtained mixed reaction solution to obtain the multifunctional modified palm wax emulsion with a high grafting rate. The multifunctional modified palm wax emulsion disclosed by the invention has both antibacterial and vapour barrier effects, and is capable of greatly reducing the vapour transmission rate of paper, achieving an antibacterial rate not less then 99% and remarkably increasing the wet-and-dry strength of the paper in case of being applied as a paper treatment preparation; meanwhile, the preparation process is simple and mature, low in production cost, easy to control, and high in application value.

The invention provides a touch control module, a production method thereof, a touch screen and a touch control display device. The touch control module comprises a substrate, a plurality of first wires, a plurality of second wires and a magnetic field generator, wherein the first wires and the second wires are arranged on the same side of the substrate; the first wires are arranged in a first direction at intervals and extend along a second direction intersecting with the first direction; the second wires are arranged in the second direction at intervals and extend along the first direction, and the second wires are electrically insulated from the first wires; the magnetic field generator is used for providing a magnetic field to allow the first wires and the second wires to cut the magnetic induction lines of the magnetic field when the first wires and the second wires deform. By the arrangement, the touch control module has the advantages that position touch control can be achieved while effects of fast-pressing touch control, slow-pressing touch control, heavy-pressing touch control and light-pressing touch control can be achieved; the touch control module integrates a 3D touchcontrol effect and the position touch control, the thickness of the touch control module can be lowered, light transmittance and brightness are increased, and the touch control module is small in signal interference and low in power consumption.

The fructus lycii and sweet potato slices are prepared from dried and cooked sweet potato slices and dried fructus lycii slices in proportion through uniform mixing and are popular food-therapy instant porridge products which meet the market demands, have rich nutrition and have a high anticancer health care effect.