41results about How to "Achieve color change" patented technology

The invention discloses a color changing process for a resin lens. The color changing process is different from the traditional processes of polymerization and top coating and the like and has obvious advantages. The color changing process comprises the main steps of: (1) pretreating the lens; (2) preparing color-changing hardening liquid and adding a plasticizing agent; (3) spin coating the color changing liquid on the surface of the lens; (4) plating films; (5) checking. The color changing process disclosed by the invention has the advantages that the lens hardening and the color changing are completed in one step; the lens prepared by the process has the advantages that the color change is uniform, the service life is long and the cost is effectively reduced; simultaneously, color changing powder and the plasticizing agent are dispersed in the hardening layer in the form of particles, so that the impact resistance of the lens can be effectively improved.

The application discloses an electrochromic component, and comprises a first conductive layer, a first color changing layer, a second conductive layer, a second color changing layer, a third conductive layer, a third color changing layer, and a fourth conductive layer, which are disposed in a stack. The first color changing layer, the second color changing layer, and the third color changing layerdo not overlap each other in the stacking direction of the electrochromic component; the first color changing layer comprises a first electrochromic layer, the second color changing layer comprises asecond electrochromic layer, and the third color changing layer comprises a third electrochromic layer; the first color change layer displays a first color corresponding to the first electrochromic layer, when a voltage difference exists between the first conductive layer and the second conductive layer; the second color changing layer displays a second color corresponding to the second electrochromic layer, when the voltage difference exists between the second conductive layer and the third conductive layer; the third color change layer displays a third color corresponding to the third electrochromic layer, when the voltage difference exists between the third conductive layer and the fourth conductive layer; wherein the first color, the second color and the third color are different fromeach other.

The invention relates to a solvent-induced color change photonic crystal fabric and preparation and application thereof. The preparation method comprises the steps that P(St-BA-AA) colloidal microspheres of core-shell structures are dispersed in water and ultrasonically mixed with a trace amount of acetylene black uniformly, then a mixture is uniformly loaded on the surface of a fabric, and dryingis conducted to obtain the solvent-induced color change photonic crystal fabric. The solvent-induced color change photonic crystal fabric and the preparation and application thereof have the advantages that the polyester fabric self-assembled by the colloidal microspheres shows the original black color of the fabric, the color can change when the fabric meets water or other solvents, the color ofthe fabric is different if the solvents are different, and the fabric can achieve color change without consuming external energy and has application potentials in the fields of humidity detection, counterfeiting prevention and two-dimensional code hiding.

The present invention provides an LED light string color mixing and synchronization circuit, in which each of LED lights composed of an LED light string includes two input terminals and two output terminals. The two input terminals are respectively an input terminal of reverse parallel connection of any two of three primary light-emitting chips of R, G, B and an anode input terminal of the remaining primary light-emitting chip and the two output terminals are respectively an output terminal of reverse parallel connection of any two of three primary light-emitting chips of R, B and a cathode output terminal of the remaining primary light-emitting chip. Thus, each of the LED lights of the LED light string is connected in a two-input two-output series connection to form a light string arrangement with two terminals thereof in combination with four electrical wires.

The invention discloses an LED lamp bead capable of adjusting color temperature and a packaging method thereof. The LED lamp bead capable of adjusting color temperature comprises an LED support, a CSP chip-level packaging device and a blue light chip on the LED support, and second fluorescent glue for filling the gap of the LED support and coating the CSP chip-level packaging device and the blue light chip, wherein the CSP chip-level packaging device is coated with first fluorescent glue; the first fluorescent glue and the second fluorescent glue have different fluorescent powder concentrations; the LED support comprises a first pair of positive and negative electrodes and a second pair of positive and negative electrodes; the CSP chip-level packaging device and the blue light chip are respectively communicated with the first pair of positive and negative electrodes and the second pair of positive and negative electrodes to form a first circuit and a second circuit; and the first circuit and the second circuit are controlled by different driving circuits. Color changes of the LED lamp bead capable of adjusting color temperature are easy to control, and the packaging method for the LED lamp bead capable of adjusting color temperature has a simple process, one-time dispensing and baking are needed, and the manufacturing cost is low.

The invention provides an LED bubble and a manufacture method of the LED bubble. The LED bubble comprises the following structure: the bubble is internally provided with an LED chip taken as luminoussource and a PCB plate; the PCB plate is enveloped into the bubble by silica gel; the LED chip is fixedly arranged on the PCB plate; and the bottom of the PCB plate is provided with four connecting contact points in parallel. The method comprises the following steps: the LED chip is fixed on the PCB plate; the PCB plate is arranged in the bubble; the LED chip is electrically connected with the four connecting contact points which are arranged in parallel on the PCB plate; the bubble is internally enveloped to fix the PCB plate; and the bubble is buckled on a lamp holder and fixed. The invention can fast manufacture the LED bubble, and the LED bubble takes the LED chip as luminous source to be more steady and durable. By adopting the four parallel connecting contact points, when the bubblesare connected in series, the plugging is convenient and the color change can be realized.

The inven4tion discloses a refrigerator storage cover plate with a luminous pattern and a preparation method, and relates to the technical field of refrigerators. The refrigerator storage cover platewith the luminous pattern comprises a glass substrate; a luminous pattern layer is printed on the surface of the glass substrate; a fully laminated reflective film is adhered to the surface of the luminous pattern layer through optical adhesive; one side surface of the glass substrate is fixedly connected with a strip-shaped LED lampshade; an LED lamp strip is mounted in the LED lampshade; the interior of the LED lampshade is filled with hot melt adhesive; and decorative strips are mounted on the opposite side surfaces of the glass substrate and the LED lampshade. According to the refrigeratorstorage cover plate with the luminous pattern, the luminous pattern layer is printed by utilizing light guide printing ink and the fully laminated reflective film is adhered, so that the structure ofa luminous panel is simplified; and a luminous effect is improved. Meanwhile, the lighting to the area sheltered by an item on an upper layer is added, so that the overall lighting effect in the refrigerator is improved; the change of the color of the luminous pattern is realized; the interaction of functional states of a storage box is realized; meanwhile, the fashion sense and the technology sense are increased; and the improvement on the use experience of a user is facilitated.

The invention relates to a color-changeable down jacket with the temperature sensing function. The jacket comprises a down jacket body, a temperature sensing assembly and a color changing assembly, the temperature sensing assembly and the color changing assembly are arranged on the down jacket body, and the temperature sensing assembly senses the human body temperature and controls the color changing assembly to change the color of the down jacket according to the measured temperature; the color changing assembly comprises carbon fiber heating wires, a fixing sleeve and a color changing layer, the heating wires are fixed in the fixing sleeve, the fixing sleeve is fixedly connected with the fabric and the lining of the down jacket body and fixes down feather in a partition mode, and the color changing layer is fixedly arranged on the surface, corresponding to the fixing sleeve, of the fabric. The fabric and the lining are separated through the fixing sleeve, the carbon fiber heating wires capable of being controlled in a segmented mode are arranged in the fixing sleeve, the color change display of different colors and different patterns can be carried out in cooperation with the color changing layer on the corresponding fabric, the body temperature of a person can be displayed, and other people and the person can be warned conveniently in special periods.

The embodiment of the invention provides a color changing component and electronic equipment, the color changing component is applied to the electronic equipment, the color changing component comprises at least two color changing units; the at least two color changing units are arranged in a stacking manner, each color changing unit comprises two substrates which are oppositely arranged and a liquid crystal layer arranged between the two substrates, each liquid crystal layer comprises liquid crystal molecules and pigment molecules, the pigment molecules deflect by following the liquid crystalmolecules, so as to realize color change, the pigment molecules of any two color changing units are different in color, and two liquid crystal layers in two adjacent color changing units are at leastpartially misplaced in the horizontal direction. Color changing and color mixing effects of the color changing component can be realized, and the color changing component can have a single-color colorchanging function of the color changing units and a mixed-color color changing function of at least two color changing units.

The invention discloses a 3D printing head assembly. The 3D printing head assembly is located on a printing platform of a 3D printer and comprises a first printing head and a second printing head, wherein the first printing head is a 3D printing head, the second printing head is a UV printing head, and nozzles of the first printing head and the second printing head face the printing platform of the 3D printer. The invention further discloses the 3D printer and a printing method thereof as well as a storage medium. According to the technical scheme, the 3D printing head assembly comprises the first printing head and the second printing head, the first printing head is the 3D printing head and is used for printing 3D entities, the second printing head is the UV printing head and is used for printing color, thus, color and color configuration can be selected as required during printing, and color change and flexible use are realized, so that full-color printing is realized.

The invention discloses a structure for improving the brightness of a cholesteric liquid crystal handwriting board. An upper liquid crystal layer and a lower liquid crystal layer with two different attributes are arranged between an upper liquid crystal surface film substrate and a lower liquid crystal surface film substrate, and a middle liquid crystal surface film substrate is arranged between the two liquid crystal layers; the upper liquid crystal layer and the lower liquid crystal layer are opposite in chirality and different in screw pitch, and transparent ITO electrode layers are arranged on the upper liquid crystal layer and the lower liquid crystal layer respectively and connected to the same power source in parallel; and a first circuit control switch and a second circuit controlswitch are arranged on power branches of the upper liquid crystal layer and the lower liquid crystal layer respectively, and a third circuit control switch is arranged on the common branch of the upper liquid crystal layer and the lower liquid crystal layer. By arranging the two liquid crystal layers with the opposite chirality, light with two types of chirality is reflected at the same time, andtherefore, the effect of reflecting double light intensity is achieved, and handwriting brightness is greatly improved.

The present invention provides an electric kettle, which includes a kettle main body and a tray. The kettle main body is a hollow cylindrical body extending along a longitudinal direction and holding liquid to be heated, and a first end portion of the kettle main body is provided with a water inlet and outlet. The tray is buckled on a second end portion of the kettle main body. A light-emitting mechanism is disposed between the kettle main body and the tray, and an emitting color of the light-emitting mechanism depends on a temperature of the kettle main body and the service time. By this way, the heating conditions in the electric kettle can be intuitively reflected.

The invention relates to a thermochromic ornament which comprises a shell, an LED light source module and a color changing unit. The bottom and the top of the shell are fixedly connected with a bottom base and an upper base respectively. The bottom base is provided with a base plate. The color changing unit comprises an inner lampshade, and the inner lampshade is in heat connection with the base plate and is of a transparent structure. A confined space is formed between the inner wall and the outer wall of the inner lampshade, and a partition plate for dividing the confined space into a containing cavity a and a containing cavity b in the left-right direction is arranged inside the confined space. When the temperature of the base plate is changed, the colors in the containing cavity a and the containing cavity b are changed. A color mixing area is formed between the outer wall of the inner lampshade and the shell. The shell is provided with a plurality of patterns. The patterns are made from semi-transparent materials with colors corresponding to color changes in the containing cavity a and the containing cavity b. By means of the characteristics of thermochromic materials and the liquidity of the thermochromic materials in the corresponding containing cavity a and the containing cavity b, the multiple patterns on the shell are changed through color changes of the color changing unit.

The invention belongs to the technical field of biosensors, and relates to a colorimetric biosensor for detecting UDG based on Au@Ag. The invention provides a DNA biosensor for detecting UDG based on a colorimetric technology. The DNA biosensor is high in specificity and sensitivity, low in cost and high in detection speed. The DNA biosensor comprises an S1 chain, an S2 chain, an S3 chain, hairpin probes H1, H2 and H3, endonuclease IV, heme, Mg2+, buffer, Au@Ag and H2O2. According to the method, a stable three-chain structure which is formed at the beginning is used for closing an active conformation of DNAzyme, enzyme digestion activity is generated in the presence of UDG so as to generate trigger, H1 is further opened by the trigger, H2 is further opened by the H1, and H3 is opened by the H2, so that CHA reaction is triggered, and the change of the color of the nano material is realized.

The invention discloses a color-changing and taste-matching interesting beverage package. The package comprises a packaging bag body, wherein a suction nozzle with a cover is arranged at the top of the packaging bag body, a left side edge and a right side edge of the packaging bag body are folded inwards to form two overlapped folded edges correspondingly, a first connecting pipe structure is connected to the left side edge of the packaging bag body and hidden between the two folded edges, a second connecting pipe structure is connected to the right side edge of the packaging bag body and hidden between the two folded edges, and different packaging bag bodies can communicate with each other by means of the first connecting pipe structure and the second connecting pipe structure. The package has the technical advantages of being simple in structure, ingenious in design, novel in function, capable of changing colors, capable of matching tastes and the like.

The invention discloses a novel asymmetric viologen compound which is composed of a receptor 4, 4 '-dipyridyl, different donor groups and different counter anions, the structural formula of the compound is shown in the specification, and the invention also discloses a synthesis method of the asymmetric viologen compound, and the synthesis method mainly comprises the following steps: combining different electron-rich donor groups with electron-deficient viologen dication to obtain the asymmetric viologen compound. Changing different counter anions to obtain a class of asymmetric viologen compounds with different counter anions; the viologen compound has relatively stable electrochromic performance, and under electrical stimulation, the viologen compound has rich color change due to reversible oxidation-reduction reaction of the viologen compound, so that an electrochromic device which is driven by low voltage and rich in color change can be prepared by taking the viologen compound as an electroactive material.