64results about How to "With fluorescent effect" patented technology

The invention discloses a frame sealing glue composition. The frame sealing glue composition comprises a frame sealing glue, a fluorescent material and a dispersant, wherein the frame sealing glue comprises a prepolymer, an active monomer, a thermal curing agent and a photoinitiator. Through addition of the fluorescent material with a fluorescent effect into the conventional frame sealing glue, the obtained frame sealing glue composition exerts a same adhesive effect as that of the conventional frame sealing glue and facilitates detection of bonding effects on frame sealing glue layers through the fluorescent effect. The invention further discloses a display device and a detection method based on the frame sealing glue composition. The frame sealing glue layers are irradiated by invisible light with wavelength of less than 400 nm, and sealing conditions of the frame sealing glue layers are determined according to the fluorescent effect of the frame sealing glue layers. Thus, bonding effects on the frame sealing glue layers can be conveniently and effectively detected without detection in a special environment, breaking of panels in the process of carrying is avoided, and detection results can be effectively and rapidly obtained.

The invention discloses a fluorescent water-based coating. The fluorescent water-based coating is prepared from fluorescent pigment emulsion, light stabilizers, antibacterial preservatives, film-forming auxiliaries, water-based polyurethane resin, acrylic ester, China wood oil, titanium white powder, polyvinyl alcohol, light calcium carbonate, talcum powder, gypsum powder, titanium dioxide, silane compounds, guar gum, fluororesin, water-based modified epoxy resin, acrylic emulsion, Cr, Ni, Zn, Mo, Pd, Pt, Au, W, Ta, Nd, Ce, Eu, Lu and water. Due to the fact that the components such as Ni, Zn and Ti are contained in the fluorescent water-based coating, the fluorescent water-based coating has the high-temperature-resistant and anti-corrosion properties and meets the coating requirements of various occasions; in addition, the fluorescent water-based coating is free of toxic organic solvent and pollution and has the advantages that the coating surface is not prone to being cracked, aging resistance is achieved, and the adhesive force is high.

The invention provides an automatic rotating exhibition stand which belongs to the technical field of furniture and solves the problems that the existing exhibition stand is difficult to assemble, adjust and transmit. The automatic rotating exhibition stand comprises a base, a motor and a bracket, wherein the base comprises an upper top plate and a lower bottom plate which are respectively provided with a plurality of notched grooves and are connected by a support plate which is provided with clamping parts, and the clamping parts and the notch grooves one-to-one correspond and are tightly clamped to each other; the motor is arranged on the lower bottom plate, and the output end of the motor is connected with a rotating shaft; the extending end of the rotating shaft protrudes from the upper top plate, and the rotating shaft is fixedly connected with an exhibition stand plate and a top support installed at the tail end of the rotating shaft; a separator which is also arranged between the exhibition stand plate and the top support divides the exhibition stand plate into a plurality of storage areas along the axial direction of the rotating shaft; the outer surface of the exhibition stand is sequentially sprayed and/or adhered with a flame retardant fluorescent surface coating with a four-layer structure and the layer thickness is 4 to 16 mm. The automatic rotating exhibition stand has the advantages of simplicity in regulation, convenience in load and unload and novelty in design.

The invention discloses a method for preparing a steady-persistence luminous ceramic membrane through aluminum or aluminum alloy surface micro-arc oxidation. The method comprises the following steps that 1, a strontium salt system electrolytic solution is prepared by taking deionized water as a solvent, wherein the electrolytic solution contains strontium salt, ammonium bifluoride, ammonium fluoride, diammonium hydrogen phosphate, monopotassium phosphate and glycerol; and 2, aluminum or an aluminum alloy serves as an anode; a stainless steel plate serves as a cathode; a micro-arc oxidation pulse power supply is adopted; micro-arc oxidation treatment is performed at pulse frequency of 450-700Hz and at a duty ratio of 10-25%; in-situ growth is performed on the surface of aluminum or the aluminum alloy; and the steady-persistence luminous ceramic membrane containing SrAl2O4 is obtained. A growth rate of the ceramic membrane prepared with the method reaches above 3 micrometers/min; the neutral NaCl salt mist corrosion resistance of the ceramic membrane reaches above 600h; and the microhardness of the ceramic membrane can reach above 1000HV.

The invention discloses a nano-diamond-based anti-counterfeiting method, a corresponding medicine, anti-counterfeiting ink and an application thereof. The nano-diamond-based anti-counterfeiting methodcomprises: coating the surface of the article to be subjected to anti-counterfeiting treatment with nano-diamond particles or adding nano-diamond particles into the article to be subjected to anti-counterfeiting treatment. The nano-diamond particle contains nitrogen-vacancy center NV<-> in a negatively charged state and produces fluorescence emitted by the excitation light at the wavelength of 400 nm to 600 nm so that anti-counterfeiting effects are obtained. Under control of the internal structure of the key nano-diamond material, through fluorescence produced by the nano-diamond material containing nitrogen-vacancy center NV<-> in a negatively charged state under excitation light at the wavelength of 400 nm to 600 nm, the anti-counterfeiting effects are effectively achieved.

The invention discloses a culture medium for increasing a bacteria specific content in escherichia coli of a plasmid DNA (Deoxyribonucleic Acid) content, relating to the field of biomedical sciences. Each litre of the culture medium contains the following components: 5 g of yeast powder, 5 g of peptone or beef extract, 9 g of sodium chloride, 10 ml of glycerinum, 5 g of lactose, 1 g of citric acid, 10 g of disodium hydrogen phosphate, 0.2 g of sodium hyaluronate, 3 g of ammonium sulphate, and 12 g of calcium chloride. The content of the peptone or beef extract is reduced on the basis of the original LB (Luria-Bertani) culture medium; 9g of sodium chloride is added into 1 L; a cell isotonic culture solution is obtained; calcium chloride is used for reducing bacteria settlement, assisting to stop bacteria flocculation and mutually inhibiting growth; a slight anaerobic environment is set up by introducing a part of CO2 in the culture medium, so that the tolerance of escherichia coli is increased; by means of addition of hyaluronic acid and ammonium sulphate, the membrane permeability is adjusted; diffusion and operation of water electrolytes are kept; and a cell metabolism microenvironment is provided.

The invention discloses a magnetic targeting cell membrane modified ligand, a drug-loading material, a preparation method of the magnetic targeting cell membrane modified ligand and the drug-loading material and an application of the drug-loading material. The structural general formula of the magnetic targeting cell membrane modified ligand is shown as I series or II series in the formula (1). The magnetic targeting cell membrane drug-loading material is obtained by performing chemical covalent bond modification on a cell membrane to modify the magnetic targeting cell membrane modified ligand, an in-vitro test shows that the material is good in stability, can be effectively taken in by tumor cells, and has relatively high selectivity on the tumor cells, and besides, the material has remarkable paramagnetism. Under the condition of an external magnetic field, a magnetic targeting effect can be achieved. In an in-vitro anti-tumor test, the drug-loading material is remarkable in anti-tumor activity and hardly has toxicity to normal cells, so that the drug-loading material has a potential application of targeted therapy of malignant tumors.

The invention relates to a polymerization method of modified PPTA with a fluorescent effect. The polymerization method comprises the following steps: adding PDA (P-phenylene Diamine) and 1,5-DAN (Diaminonaphthalene) in an LiCl solution, and cooling after completely dissolving; then adding TPC (Terephthaloyl Chloride) twice, and immediately quickening the rotating speed to 500 to 3000 r/min; then adding an acid adsorbent for reacting for 20 to 40 minutes; removing a cooling device after a pole climbing phenomenon appears; continuously reacting for 2 to 3 hours under a room temperature state; carrying out after-treatment, thus obtaining the modified PPTA. With the introduction of the fluorescent monomer 1,5-DAN, the modified PPTA is enabled to have the fluorescent effect, and the application of the PPTA in aspects of fluorescent falsification prevention and fluorescent detection is expected to be expanded.

The invention discloses a high-gloss fluorescent hot stamping foil and a manufacturing process thereof. The hot stamping foil comprises a base film, a release layer, a metal medium layer, a pigment layer, a titanium dioxide layer and a hot melt adhesive layer, wherein the base film is coated with the release layer, the metal medium layer is evaporated on the release layer by means of evaporation,the metal medium layer has a fluorescent effect and contains fluorescent materials, the metal medium layer is coated with the pigment layer, the pigment layer is provided with the titanium dioxide layer used for covering the color of a substrate, and the titanium dioxide layer is coated with the elastic hot melt adhesive layer. According to the hot stamping foil, the metal medium layer adopts thefluorescent materials, so that the hot stamping foil has the fluorescent effect; meanwhile, the titanium dioxide layer is additionally arranged on the pigment layer to cover the color of the substrate, so that the glossiness of the hot stamping foil is stronger; and the hot melt adhesive layer has good elasticity, so that the overall tensile strength of the hot stamping foil is enhanced, and thescrap rate when the hot stamping foil is used is reduced.

The invention relates to the technical field of pigments, in particular to a colorful luminous pigment formula and a making technology. The technology comprises the steps that 50-55 parts of barium sulfate, 35-40 parts of magnesium sulfide, 1-4 parts of aluminium phosphate and 1-4 parts of potassium nitrate serve as the yellow pigment, 60-65 parts of calcium sulfide, 20-25 parts of magnesium sulfide, 5-10 parts of sodium sulfide and 1-4 parts of cobaltous nitrate serve as the purple pigment, 50-55 parts of barium sulfide, 35-40 parts of magnesium sulfide, 1-4 parts of copper nitrate and 1-4 parts of potassium phosphate serve as the red pigment, and 50-55 parts of calcium sulfide, 1-4 parts of nitric acid, 10-15 parts of barium sulfate, 5-10 parts of sodium sulfate and 5-10 parts of potassium nitrate serve as the green pigment; pigment blending, pigment mixing and pigment preparation are conducted. The prepared colorful pigment has the fluorescent effect, and the decorative effect of the colorful pigment is greatly improved.

The invention discloses a production process of an amphiphilic silicon oxide-chitosan composite aerogel. The production process comprises the following steps: firstly, performing modification on chitosan to prepare naphthoic acid grafted chitosan, mixing the naphthoic acid grafted chitosan solution and a silicic acid solution, performing coupling, performing dewatering drying to obtain the amphiphilic silicon oxide-chitosan composite aerogel. The product provided by the invention has unique hydrophilic and lipophilic characteristics, and good compatibility with a water-based usage environment;at the same time, the product has the characteristics of a large specific surface area, high porosity and good pore size connectivity, and is very suitable for adsorption and deep treatment of oily substances in water, especially emulsified oil pollutants; in addition, the prepared amphiphilic silicon oxide-chitosan composite aerogel can detect a content of heavy metal ions by adopting fluorescence effects while adsorbing the heavy metal ions, thereby realizing the purpose of monitoring the heavy metal ions in wastewater; and the required amount of composite aerogel can be accurately calculated, and labor and resource waste can be reduced.

The invention discloses fluorescent spinning dye. The fluorescent spinning dye is prepared from the following raw materials in parts by weight: 60-85 parts of acrylic emulsion, 20-25 parts of plant dye extract, 15-20 parts of fluorescent dye, 5-10 parts of dispersion agent, 10-14 parts of light stabilizer, 5-10 parts of defoaming agent and 80-90 parts of deionized water. The fluorescent spinning dye is stable in color after dyeing is conducted, not prone to change color, and low in cost; macromolecular hemicyanine cationic fluorescent dye is added, so that a fabric has a fluorescent effect ina dark environment, and can be used for the industries of fire protection and environmental sanitation.

The invention discloses a quantum dot/polyaryletherketone nanometer composite material and a preparing method thereof, and belongs to the technical field of nanometer fibers. According to the preparing method, firstly, a phenolphthalin monomer and a 4,4-difluorobenzophenone monomer are subjected to a polycondensation reaction to prepare linear benzene carboxyl side group polyaryletherketone. The linear benzene carboxyl side group polyaryletherketone material is an excellent peculiar plastic which is resistant to acid and alkali, resistant to corrosion and thermally stable. The benzene carboxylside group polyaryletherketone is mixed with a quantum dot in a solution form, namely CdS/hyperbranched polyaryletherketone, and then a fibrous membrane material is formed through an electrostatic spinning technology. The membrane integrates the high fluorescence performance of the quantum dot and the stability of the linear polymer, the quantum dot is uniformly dispersed under an electrostatic spinning condition, and a membrane material capable of being used for photoelectric devices is obtained. Compared with a membrane which is not doped with quantum dots, the fluorescence intensity and thermal stability of the membrane doped with the quantum dot are both greatly improved.

The invention relates to a complex taking amide-amine as a side chain, and a preparation method and application thereof, belongs to the technical field of magnetic resonance imaging contrast agents, and solves the technical problem about how to provide a metal complex which is high in relaxivity and has a novel skeleton structure, and the preparation method and the application thereof. The structural formula of the complex provided by the invention is shown in a formula I or a formula II, wherein R1, R2, R3 and R4 are all substituent groups and are respectively hydrogen, hydroxyl, amino, carboxyl or alkyl; Mn<+> is a paramagnetic ion of a transition metal or a lanthanide-series metal. The complex which is applied as a contrast agent is low in toxicity; the toxicity of the complex which isrepresented by IC50 is 2.1 mmol/L; the relaxivity reaches 18.57 Mm<-1>s<-1>, and is about three times that of nuclear magnetic resonance contrast agent in clinical use; the complex has a fluorescenceeffect, has strong fluorescence when the complex is excited at 328 nm, and has a potential advantage of serving as a magnetic resonance-fluorescence dual functional contrast agent.