356results about How to "Color adjustable" patented technology

The invention relates to a bi-component polyurethane coating which is prepared from a component A and a component B in a weight ratio of 1:(1-3), wherein the component A comprises the following materials in parts by weight: 40-80 parts of polylol, 20-50 parts of polyisocyanates, 1-10 parts of plasticizer and 0-5 parts of storage stabilizing agent; and the component B comprises the following materials in parts by weight: 10-40 parts of polylol, 10-40 parts of liquid filler, 5-10 parts of crosslinking agent, 30-60 parts of solid filler, 3-15 parts of plasticizer, 0.1-8 parts of thixotropic agent, 0-5 parts of pigment and 0.2-5 parts of additive. The bi-component polyurethane coating is suitable for water prevention, permeability resistance, corrosion resistance and protection of a horizontal plane, can be thickly coated and constructed (>3mm/turn) on complex parts such as a vertical surface and an incline, does not generate sagging and bubble phenomena in a construction process, is full in color, and has the advantages of excellent mechanical property, shock resistance, water resistance and corrosion resistance.

The invention provides an LED atmosphere illumination control system, which adopts the standard DMX512 control protocol and a bus type network structure. A controller intensively controls all LED lamps. The system comprises an embedded light synchronous controller, an indoor atmosphere illumination controller, a general high-power LED drive, a transmission medium and the LED lamps. The system canperform scene mode control by network control mode, remote control mode, automatic control mode, manual control mode and various control modes; no less than nine scene modes are preset or can be freely set according to individual preference; digital diming can be achieved by an embedded program, and the illumination and the color tone of the light can be controlled precisely; and each lamp can beindependently controlled or can be controlled by networking. The system can ensure the evenness of the illumination effect while achieving the energy-saving illumination control and is widely applicable to local intensive illumination control of public places and families.

A lighting apparatus includes a light reflector, a light emitting diode (LED) and a light-changing film. The light reflector has a concave surface. The LED is disposed under the concave surface of the light reflector to provide the concave surface with light. The light-changing film converts a first light generated by the LED into a second light. For example, the light-changing film may be a fluorescent film receiving the first light and emitting the second light with increased wavelength. The LED and the light-changing film are spaced apart from each other to minimize discoloration of the light-changing film.

A display adjusting device adapted for adjusting display parameter(s) of a display unit includes a light sensing unit for sensing an environmental illumination associated with the display unit; an image capturing unit for capturing an image of a user in front of the display unit; and a controlling unit, electrically connected to the display unit, the light sensing unit and the image capturing unit, for selectively adjusting a first display brightness of the display unit to a second display brightness according to the environmental illumination, calculating a distance between eyes of the user and the display unit according to the image, and selectively adjusting the second display brightness to a third display brightness according to the distance.

The invention provides a display device and a screen backlight control method. The display device comprises a display screen, a judging unit, and a control unit. The display screen is used for displaying an image composed of frame data. The judging unit is used for judging whether data of a next frame to be displayed is provided with update or not according to the data of a currently displayed frame. When the judgment result from the judging unit confirms the update, the control unit is used for regulating backlight brightness of a display content update area on the display screen and/or backlight brightness of other areas on the display screen. By the display device and the screen backlight control method, the backlight brightness of a corresponding display content update area can be dynamically regulated according to changes of display content, so that backlight brightness control is achieved for local areas, displaying of update content is highlighted and energy conservation is achieved.

This disclosure relates to a display panel and a display device, said display panel comprising an array substrate, a color film substrate and a first liquid crystal layer disposed between the array substrate and the color film substrate, said display panel further comprising an electro-optic effect layer and an electrode layer disposed on one side or on both sides of the electro-optic effect layer; said electrode layer is used to generate an electric field in said electro-optic effect layer; said electro-optic effect layer is disposed on an outer side of the array substrate or on an outer side of the color film substrate, for causing birefringence of light rays to occur under the effect of said electric field when they pass through said electro-optic effect layer. Said display panel is capable of flexibly adjusting the color gamut displayed by the display panel within a larger range and has a lower cost.

The invention relates to a formula design for a thermoplastic halogen-free low-smoke flame-retardant cable insulating material and the manufacturing process thereof, concretely, using polyethene copolymer and/or modified ethylene-propylene rubber as a substrate, adding in halogen-free and nontoxic flame-retardant agent (nano magnesium hydroxide or aluminum hydroxide) and inorganic crystal whisker strengthening material as primary components, and adding in proper assistant, proportioning, mixing, plasticizing and making grains to make the insulating material. Its technical characters: not containing halogen, P, Al and other heavy metals; having god mechanical property, machining property and superior flame retardancy and having excellent thermal deforming, thermal ageing and thermal shock properties. The made cables have high safety and reliability. It is applied to the cables operating at 70 deg.C-105 deg.C long time, such as ship cables, cables for nuclear power plants, power and control cables for high-rise buildings, etc.

The invention belongs to the field of coatings for architectural ornament, and particularly relates to an outdoor waterborne woodenware penetration paint and a preparation method thereof. The penetration paint is prepared from the following components by weight: 10 to 15 parts of water, 65 to 80 parts of waterborne emulsion, 2 to 5 parts of coalescing agent, 2 to 25 parts of coloring agent and 4.5to 9 parts of other aids. The outdoor waterborne woodenware penetration paint prepared by the method has good base material closing property, excellent weather fastness and water resistance on the basis of a traditional woodenware paint; in addition, the cracking of a substrate can be reduced and the substrate can be protected from being corroded to a certain extent.

The invention relates to a UAV image-guided landing method of an unmanned ship shipborne platform. An UAV is provided with an airborne controller and an image scanner which are connected with each other, the image scanner is arranged at the bottom part of the UAV, an unmanned ship is provided with a shipborne controller and an image display screen which are connected with each other, the image display screen is arranged on the shipborne platform, the airborne controller and the shipborne controller can exchange information, and when the airborne controller receives an automatic landing instruction, accurate landing of the UAV on the unmanned ship shipborne platform is achieved through adopting the image-guided landing method. The UAV image-guided landing method can overcome waggle of the unmanned ship shipborne platform, and guide the UAV to land in a target region safely and reliably.

The invention provides a method for preparing a color-adjustable gel photonic crystal film. According to the method, by strictly controlling the concentration of PS (Polystyrene) microspheres and the volume ratio of PS microspheres to a precursor solution, the matching of the self-assembly rate of the PS microspheres and the polymerization rate of the precursor solution is adjusted and controlled at a low temperature, the PS microspheres are self-assembled into gel crystals having an ordered structure and meanwhile, hydrogel particles formed by polymerization of precursor solution are filled in gaps of the gel crystals so as to form a gel crystal-hydrogel compound structure, and after PS is removed, the color-adjustable gel photonic crystal film having a reverse opal structure is formed. The gel photonic crystal film having the inverse opal structure prepared by a co-deposition method has the characteristics of regular structure and three-dimensional ordered arrangement.

The invention discloses 3D (three-dimensional) printing equipment, which overcomes the defect that colored articles cannot be printed by conventional 3D printing equipment. The equipment comprises a nozzle and multiple feeding pipes capable of conveying printing materials, wherein each feeding pipe is provided with a feeding element which can drive the printing materials to move; a heating element, which can heat the printing materials, is arranged at the periphery of each feeding pipe; a mixing cavity for containing the softened printing materials is communicated with each feeding pipe; a tubular outlet in the mixing cavity is the nozzle. Compared with the prior art, the 3D printing equipment provided by the embodiment of the application can be used for printing colored articles by silk printing materials of different colors.

The invention provides a keyboard backlight device, which comprises: at least one LED on around every light point, a LED driver, a LED drive and control unit to output impulse modulation signal to control output voltage or current of LED driver and regulate brightness, and keyboard backlight set device connected to drive unit to control modulation signal. This invention changes monotonicity of keyboard backlight, increases fashion and interesting to mobile phone.

The invention relates to the field of lighting systems, in particular to an intelligent LED street lamp and a control method thereof. The intelligent LED street lamp mainly comprises the following components: a power supply module, a voltage stabilizing circuit, a circuit protector, an infrared sensor, an intelligent control module, a wireless hotspot module, a remote control module, a fault alarm unit and the like. A novel LED street lamp brightness stepless regulation concept is adopted; the LED street lamp can carry out intelligent brightness adjustment according to the road traffic flow condition, the weather condition and the season change, so that intelligentization is achieved by the LED street lamp. The power supply module is optimally utilized through intelligent management; and electric energy is saved, so that the lighting quality of the street lamp is ensured; and meanwhile, the service lifetime of the LED street lamp is prolonged.

The invention discloses a remote stage lighting control system. The remote stage lighting control system comprises a lighting device, a communication module, and a remote control module. The lighting device comprises a lighting collecting module, a lighting regulating module, and a control module. The remote control module comprises a command input module, a simulation module, and a main control module. The control module is respectively connected with the lighting collecting module and the lighting regulating module. The control module is connected with the main control module by the communication module. The main control module is respectively connected with the simulation module and the command input module. The effect of the on-site stage lighting is collected by the lighting collecting module, MAX simulation software is used for simulating the effect of the stage lighting, and the lighting regulating module is used for regulating the brightness, color, flash time and rotation angle of the stage lighting. The time for regulating the lighting by a worker in the field is saved, and the effect of the stage lighting is greatly improved. The remote stage lighting control system has the characteristics of convenience, efficiency and fastness.

The invention discloses a novel non-cement-based inorganic artificial stone slab and a preparation method thereof. The novel non-cement-based inorganic artificial stone slab consists of inorganic micropowder, emulsion, an inorganic pigment and an aggregate. The preparation method comprises the following steps of: stirring and mixing the components uniformly, sealing, vacuumizing, releasing into amold when the vacuum degree reaches a certain value, vibrating and pressing in the vacuum state to form a big blank, demolding, processing by procedures such as dragsaw cutting, polishing and protecting, and preparing the inorganic artificial stone facing slab at normal temperature. The gelling system of the non-cement-based inorganic artificial stone slab has a three-dimensional netty macromolecular structure with certain gelling performance and main Al-O-Si bonds, which is formed under the coaction of the inorganic micropowder and emulsion. Through data detection, the non-cement-based inorganic artificial stone slab has the advantages of stable structure, no combustion, ageing resistance, and resistance to corrosion of salt mist, salinization, seawater and other chemical media, has the appearance and texture of resin artificial stones after polishment, also has the advantages of good decoration effect, no toxin, environmental protection and long service life, and can be widely applied to various interior and exterior decoration projects related to natural stones and resin artificial stones.

The invention discloses a composite sound-proof formed foaming automobile carpet and a preparation method thereof. The carpet is made of three layers of materials, namely a fabric layer, a middle multi-layer co-extrusion film layer and a bottom material layer, wherein the fabric layer is made of polyester fiber; the middle multi-layer co-extrusion film layer is made of PE/PE/AD/NYLON/AD/PE/PE multi-layer co-extrusion films; and the bottom material layer is made of polyester fiber. The sound-proof formed foaming automobile carpet provided by the invention has good sound insulation effect, can effectively prevent PU foaming breakdown, and has no toxic odor such as formaldehyde and the like and no penetrating odor; the fabric of the carpet has elegant color and the loop appearance can be adjusted; and the composite sound-proof formed foaming automobile carpet is an environment-friendly carpet with high sound insulation performance. The method for preparing the composite sound-proof formed foaming automobile carpet provided by the invention has simple process, high efficiency, strong operability, high qualification rate of finished products, and can be suitable for mass production.

The invention discloses an LED lamp and a dimming method thereof. The LED lamp comprises a lamp panel, an AC/DC convertor arranged on the lamp panel, a single-chip microcomputer, a DC/DC constant current drive circuit, 3 linear constant current drive circuits, a warm white LED lamp string, a cold white LED lamp string, a red LED lamp string, a green LED lamp string, a blue LED lamp string, a radio frequency module, a remote control unit cooperated with the radio frequency module and a lamp cover. The LED lamp and the dimming method have the advantages of being convenient for the adjustment of color, color temperature and brightness, and being capable of realizing various light change effect.

An adjustable lighting device for use in an adjustable ambient lighting system is proposed, which includes a reflection element having at least a reflection portion and an opening, a light emitting unit disposed in the reflection element so as to provide light to be reflected by the reflection portion, and a diffusion element for sealing the opening so as to receive and disperse the light reflected by the reflection portion, thereby enabling efficient adjustment of the color of light sources, uniform scattering of the light to the surroundings, and creation of various lighting scenarios.

The invention discloses a folium ginkgo and aloe tobacco substitute product and a preparing method thereof, and belongs to the technical field of tobacco substitute products. The fallibility of a tobacco rod is increased through complementation mixing of folium ginkgo and aloe; a cellulose and an activating agent are added in the anaerobic digestion process of the folium ginkgo and the aloe, so that the contents of phenolic acid, cyanide and anthraquinone in the folium ginkgo and aloe tobacco substitute product are effectively reduced, and the contents of effective ingredients including a flavonoid compound and terpene lactones are improved; in the preparing method, through three-stage type initial baking and rebaking in the backing process, the produced tobacco rod is bright, oily and moist; a tobacco extract is sprayed for adjusting the color and increasing the smell of tobaccos, and therefore the two main materials are evenly mixed; a moisture keeping material, a burning adjusting material, a mildew preventive, a seasoner and a perfume increasing material are sprayed, so that the offensive odors of the produced tobacco rod are fewer, thrill is small, and the fragrance is relatively pure; and through compatibility mixing of the product and traditional Chinese medicinal materials, the safety of the folium ginkgo and aloe tobacco substitute product is guaranteed, the taste is moderate, and the better medicine effect is achieved.

The invention discloses a preparation method of an environmental-protection polyurethane waterproof coating. The preparation method comprises the following steps: 1) preparing a component A, namely a polyurethane prepolymer; 2) preparing a component B, namely a pigment filler; and 3) adding the pigment filler into 20-30 parts of the polyurethane prepolymer, adding a thickening agent, stirring for 1-2 h, and discharging to obtain the environmental-protection polyurethane waterproof coating. The new-generation double-component environmental-protection color polyurethane waterproof coating which contains no any solvent, has high solid content, has no pollution during a construction process, and has stable film coating performance, adjustable colors and excellent cost performance is prepared with a chlorinated paraffin liquid and industrial waste slag fly as a mixed filler.

The invention discloses composite plastic model sand for a sediment solid model experiment and a preparation method thereof, belonging to the technical field of model sand for hydraulic and harborwork sediment model experiments. The composite plastic model sand for the sediment solid model experiment comprises the following components in weight by percentage: (1) a matrix consisting of polystyrene resin and superfine active calcium carbon; and (2) a wetting agent and a coloring agent which are added in the matrix. The preparation method for the composite plastic model sand comprises the following steps of: (1) preparing raw materials; (2) preplasticizing; (3) granulating; (4) crushing; (5) shaping granules; (6) screening and classifying; and (7) washing and processing. The mechanical properties of the composite plastic model sand can meet the design requirements on various similitude ratios of the sediment solid model; in addition, the composite plastic model sand has no toxicity and pollution and can be repeatedly prepared and recycled; and the overall performances of the composite plastic model sand are obviously superior to the overall performances of the various traditional model sand.