60results about How to "Good film forming stability" patented technology

The present invention provides a propylene polymer composition for producing a biaxially oriented film, comprising propylene random copolymer and propylene homopolymer; wherein the propylene random copolymer is a copolymer of propylene and ethylene, optionally comprising one or more alpha-olefins of C4-C10; the propylene polymer composition has an overall isotacticity index, as determined by nuclear magnetic resonance method, of greater than or equal to 96.5%, and an ethylene content of greater than 0.3 wt %; and wherein, the melt flow rate of the propylene random copolymer is lower than that of the propylene homopolymer. The biaxially oriented polypropylene film produced by the propylene polymer composition of the present invention exhibits excellent physical properties, and has, in the absence of any stiffening agent, relatively higher modulus and stiffness. Moreover, the process for producing the biaxially oriented polypropylene film is featured with a good film-forming stability and a high film-forming stretching speed.

The invention discloses a high-transmissivity flexible transparent conductive film and a preparation method thereof. The high-transmissivity flexible transparent conductive film is characterized in that a film system of the transparent conductive film is in a multi-film layer structure made of ITO / SiO2 / SiO2 / substrate material / SiO2 / SiO2 or SiO2 / ITO / SiO2 / SiO2 / substrate material / SiO2 / SiO2; main materials ITO are In2O3 and SnO2 and metals of In and Sn, wherein the mass percentage of Sn and In elements in the ITO is 78.9-85.4; the mass ratio of the Sn element to the In element is (40-49):(60-51); and the film thickness range is 5-30 nm. The film has firm formation, favorable conductivity and visible light transparency and can be applied to the fields of touch screen liquid crystal display screens, electroluminescent displays, solar batteries, thin film transistors, organic and inorganic semiconductor lasers and heat-insulating and energy-saving glass.

The invention relates to the technical field of traffic paint and in particular relates to hot-melt traffic paint and a preparation method thereof. According to the paint, multiple functional aids areselected to be combined to be used, the wear resistance, cracking resistance, corrosion resistance and antifouling property of the paint are improved. The primer paint can be well combined with the ground, so that pavement micro-pores are closed, the variation of the pavement and traffic line deformation under high-temperature or high-pressure conditions can be balanced, cracking even drop of thetraffic line caused by the variation of the deformation is reduced, and the mind-set of improving the cracking resistance, drop and other inner performances of the traffic line by adjusting the components and doses of various aids in the paint only in the traditional paint is broken; coloring pigments and auxiliary luminous materials are added into intermediate paint layer to serve as a traffic sign luminous layer and are combined with the surface paint to be used; glass beads are added into the surface paint, so that the reflective refraction of the coating is improved. Due to rare-earth high polymer photoluminescence materials and nano fluorescent particles in the intermediate layer and the surface layer, the visibility of the traffic line is obviously improved.

The invention relates to a steel plate surface phosphatization treatment agent. The steel plate surface phosphatization treatment agent comprises 6-9 parts of maleic anhydride, 5-8 parts of ammonium phosphate, 1-2 parts of sulfuric acid, 3-5 parts of zinc chloride, 0.1-0.2 parts of arsenic pentafluoride, 1-2 parts of potassium hypochlorite and 55-60 parts of water. The steel plate surface phosphatization treatment agent has good film forming stability, greatly improves compactness and uniformity of a phosphated film, improves steel plate corrosion resistance and wear resistance, can be used at a low treatment temperature of 33-40 DEG C, shortens time to 1-3min and improves phosphatization efficiency.

The invention discloses an aluminum alloy material, an aluminum alloy product and a preparation method of the aluminum alloy product, wherein the aluminum alloy material comprises, by mass, 4.5-8% ofzinc, 1-2% of magnesium, 0-1.0% of copper, less than or equal to 0.05% of silicon, less than or equal to 0.2% of iron, less than or equal to 0.02% of chromium, less than or equal to 0.025% of titanium, less than or equal to 0.1% of zirconium, less than or equal to 0.05% of other single impurity elements, less than or equal to 0.2% of rare earth element, and the balance of aluminum. According to the present invention, the anode oxidation film can be formed on the surface after the aluminum alloy material is subjected to anode oxidation so as to from the aluminum alloy product, wherein the aluminum alloy product has excellent wear resistance and good durability.

The invention provides zinc layer surface chromium-free environmental protection passivation processing liquid and a preparation method and use thereof. The passivation processing liquid comprises: 1-10% of special doped resin, 1-8% of a coupling agent, 1-10% of water-based nanometer sol, 0.5-5% of modified hydroxyl nanometer layered silicate powder, 0.1-3% of a metal chelating agent, 5-20% of a diluent, 0.5-3% of a dispersing agent, 0.5-3% of a thickening agent, 0.3-2% of a PH adjusting agent, and the rest of water. Through using a resin doping process, specially hybridizing the resin as a film forming agent, and applying the coupling agent, an organic high molecular material is embedded into an inorganic SiO2 netty three-dimensional film layer, and the netty three-dimensional film layeris further filled and wrapped by using modified hydroxyl nanometer layered silicate to implement inorganic-organic compound passivation, so that the compatibility problem of organic components and inorganic components is solved, and the stability of the passivation processing liquid is improved; and a compact corrosion-resistant passivation layer can be formed when the passivation processing liquid is coated on the surface of a zinc layer, so that the passivation processing liquid has the advantages of low film forming and drying temperature, convenient processing process, high solution stability, acid and alkali corrosion resistance and capability of implementing chromium-free environmental protection processing.

The invention relates to a transparent conductive thin film widely applied in the technical fields such as a LCD screen, an electroluminescent display, a solar cell, a TFT, an organic and inorganic semiconductor laser, and thermal-insulating energy-saving glass, as well as a preparation method thereof. The thin film (IVO) is an indium vanadium oxide (In2O3:V) formed by doping V element in a main material In2O3, and the content of V in the IVO material accounts for 0.1 percent-30 percent of the content of In. The thin film can be prepared by a plurality of film plating techniques such as high vacuum thermal evaporation, electron beam deposition and sputtering. The thin film is firm, and has good conductivity, visible light transparency and chemical stability.

The invention relates to the technical field of organic photoelectric materials, in particular to an arylamine compound containing a carbazole group and an organic electroluminescent device thereof. The arylamine compound containing the carbazole group in the formula (I) provided by the invention has good hole mobility, proper HOMO energy level and T1 value and high glass transition temperature (Tg), so that the arylamine compound is high in energy level matching degree with adjacent organic matter layers, good in thermal stability and excellent in molecular arrangement, and can be applied to the field of organic light emitting devices. When being applied to an OLED device as a hole transport material, the compound is not easy to crystallize, good in film-forming stability and appropriate in hole transport capacity under the action of an external electric field, and especially when being used as a host material of a hole injection layer, a hole transport layer material or a light-emitting auxiliary layer material, the compound can effectively improve the light-emitting efficiency of the device, reduce the driving voltage of the device and improve the light-emitting efficiency of the device. The service life of the device is prolonged. In conclusion, the arylamine compound containing the carbazole group provided by the invention is an OLED (Organic Light Emitting Diode) material with excellent performance and wide application.

A charge transporting material for use in an electrophotographic photoreceptor, which comprises a compound represented by the formula (1); and an electrophotographic photoreceptor using this charge transporting material. As the electrophotographic photoreceptor using the charge transporting material, there are illustrated, for example, a lamination type photoreceptor having a charge generating layer 2 and a charge transporting layer 3 and, as needed, an interlayer 7, and a single layer type photoreceptor. In the formula, R1 to R5 each independently represents a hydrogen atom, an alkyl group, a halogen atom, an alkoxy group, an aryl group or a substituted aryl group, and R6 represents a hydrogen atom, an alkyl group, an aryl group or a substituted aryl group.

The invention discloses an organic photovoltaic material, a preparation method and application thereof. The material takes 3-(dicyanomethylene)-2, 3-dihydrobenzothiophene-1, 1-Dioxide (DTM) as an endgroup and one or more donor units as a bridging framework, and has a structural general formula shown in a formula I, wherein D and D1 are conjugated structural system bridging units. The organic photovoltaic material of the invention has the characteristics of simple preparation, easy control of reaction process, easy separation and purification, easy adjustment of energy level and spectrum and the like. The material also has good thermal stability, film forming stability and high electron and hole mobility, and a photovoltaic device prepared by the material has high photoelectric conversionefficiency and has potential application value in the technical field of photovoltaic.

Disclosed is aluminum-doped zinc oxide electric conduction powder. According to the microstructure observed by a scanning electron microscope, the aluminum-doped zinc oxide electric conduction powder is in an acanthosphere flower-shaped structure composed of aluminum-doped zinc oxide nanorods. The diameters of particles of the aluminum-doped zinc oxide electric conduction powder are from 1micrometer to 10 micrometers. In the aluminum-doped zinc oxide electric conduction powder, the molar ratio of aluminum to zinc is in a range of 0.1:100 to 5:100. The microstructure of the aluminum-doped zinc oxide electric conduction powder is complex. Further disclosed is a preparation method for the aluminum-doped zinc oxide electric conduction powder.

The invention discloses a preparation method of a phosphorus-modified phenolic resin, which comprises the following steps: performing polycondensation on p-tert-octylphenol, paratert-butyl phenol and formaldehyde under the action of a catalyst to obtain a phenolic condensation intermediate; and reacting the intermediate with monobasic alcohols monohydroxy alcohols and organic phosphorus heterocyclic compounds at a preset temperature for preset time under catalytic conditions to prepare the phosphorus-modified phenolic resin. The method solves the problem of complete dependency on the phosphorus-modified phenolic resin imported from abroad in the past, and enhances the heat resistance, binding strength, peel strength, favorable space size, excellent electric properties, mechanical strength and other physicochemical performance indexes of the original phosphorus-modified phenolic resin, so that the phosphorus-modified phenolic resin has relatively good application properties when being applied to the field of electronic chemicals.

The invention relates to the technical field of organic electroluminescent display, particularly discloses an organic material of a carbazole ring-containing compound, and also discloses application of the organic material in an organic electroluminescent device. The carbazole ring-containing compound provided by the invention is shown as a general formula (I), can be applied to the field of organic electroluminescence, and can be used as a luminescent layer host material. The compound with the structure provided by the invention is applied to an OLED device, and the device has the advantagesof high current efficiency and low working voltage.

A sintered body includes an indium oxide crystal, and an oxide solid-dissolved in the indium oxide crystal, the oxide being oxide of one or more metals selected from the group consisting of aluminum and scandium, the sintered body having an atomic ratio “(total of the one or more metals) / (total of the one or more metals and indium)×100)” of 0.001% or more and less than 45%.

The invention discloses a steel rim vehicle wheel surface phosphating treatment method and relates to the technical field of steel treatment. The method comprises: (1) grinding, (2) cleaning, (3) plasma treatment and (4) phosphating treatment. The method can well protect the steel rim vehicle wheel surface, improve the film forming stability, greatly improve the compactness and uniformity of the phosphated film, realize high phosphated film adhesion, improve the corrosion resistance and wear resistance of the surface of the steel rim vehicle wheel surface, realize high phosphated film purity,facilitate precipitate removal, shorten the conventional high-temperature surface phosphating treatment time, realize fast phosphating treatment at the normal temperature, prevent heating, solve the problem that the conventional high-temperature phosphating treatment method easily causes phosphated film impurities and precipitates difficult to remove, and improve the phosphating efficiency.

The invention discloses a preparation method of a phosphorus-modified phenolic resin, which comprises the following steps: performing polycondensation on p-tert-octylphenol, nonylphenol and formaldehyde under the action of a catalyst to obtain a phenolic condensation intermediate; and reacting the intermediate with monohydroxy alcohols and organic phosphorus heterocyclic compounds at a preset temperature for preset time under catalytic conditions to prepare the phosphorus-modified phenolic resin. The method solves the problem of complete dependency on the phosphorus-modified phenolic resin imported from abroad in the past, and enhances the heat resistance, binding strength, peel strength, favorable space size, excellent electric properties, mechanical strength and other physicochemical performance indexes of the original phosphorus-modified phenolic resin, so that the phosphorus-modified phenolic resin has relatively good application properties when being applied to the field of electronic chemicals.

The invention discloses a preparation method of a phosphorus-modified phenolic resin, which comprises the following steps: polycondensing nonylphenol and formaldehyde under the action of a catalyst to obtain a phenol aldehyde condensation intermediate; and reacting the intermediate with monobasic alcohols and organic phosphorus heterocyclic compounds at a preset temperature for preset time under catalytic conditions to prepare the phosphorus-modified phenolic resin. The method solves the problem of complete dependency on the phosphorus-modified phenolic resin imported from abroad in the past, and enhances the heat resistance, binding strength, peel strength, favorable space size, excellent electric properties, mechanical strength and other physicochemical performance indexes of the original phosphorus-modified phenolic resin, so that the phosphorus-modified phenolic resin has better application properties when being applied to the field of electronic chemicals.

The invention relates to the technical field of traffic paint and in particular relates to hot-melt traffic paint and a preparation method thereof. According to the paint, multiple functional aids areselected to be combined to be used, the wear resistance, cracking resistance, corrosion resistance and antifouling property of the paint are improved. The primer paint can be well combined with the ground, so that pavement micro-pores are closed, the variation of the pavement and traffic line deformation under high-temperature or high-pressure conditions can be balanced, cracking even drop of thetraffic line caused by the variation of the deformation is reduced, and the mind-set of improving the cracking resistance, drop and other inner performances of the traffic line by adjusting the components and doses of various aids in the paint only in the traditional paint is broken; coloring pigments and auxiliary luminous materials are added into intermediate paint layer to serve as a traffic sign luminous layer and are combined with the surface paint to be used; glass beads are added into the surface paint, so that the reflective refraction of the coating is improved. Due to rare-earth high polymer photoluminescence materials and nano fluorescent particles in the intermediate layer and the surface layer, the visibility of the traffic line is obviously improved.

The invention discloses a preparation method of a phosphorus-modified phenolic resin, which comprises the following steps: performing polycondensation on p-tert-octylphenol, nonylphenol, paratert-butyl phenol and formaldehyde under the action of a catalyst to obtain a phenolic condensation intermediate; and reacting the intermediate with monohydroxy alcohols and organic phosphorus heterocyclic compounds at a preset temperature for preset time under catalytic conditions to prepare the phosphorus-modified phenolic resin. The method solves the problem of complete dependency on the phosphorus-modified phenolic resin imported from abroad in the past, and enhances the heat resistance, binding strength, peel strength, favorable space size, excellent electric properties, mechanical strength and other physicochemical performance indexes of the original phosphorus-modified phenolic resin, so that the phosphorus-modified phenolic resin has relatively good application properties when being applied to the field of electronic chemicals.

The invention relates to an indium lanthanum titanium oxide transparent conductive film being applied to the optoelectronic devices such as the liquid crystal display, the electroluminescence device, the solar battery, the organic or inorganic semiconductor laser and the like, which is formed by doping the elements of La and Ti to In2O3 basal body, wherein the mass ratio of Ti to In is 0.002:1 to 0.3:1, and the mass ration of La and Ti to In is 0.005:1 to 0.4:1. The transparent conductive film has the advantages of good chemical stability, better conductive performance, high visible light transmission and high work function, and effectively improves the brightness, the optoelectronic conversion efficiency and the other performance of the optoelectronic device.

The invention relates to a transparent conductive film which can be widely used in technical fields such as liquid crystal displays, electroluminescent displays, solar cells, thin film transistors, organic and inorganic semiconductor lasers, heat-insulating and energy-saving glass, and a preparation method thereof. The thin film is indium vanadium oxide (In2O3:V) composed of main material In2O3 doped with V element, referred to as IVO, and the content of V in the IVO material is 0.1% to 30% of the mass of In. The film can be prepared by various coating techniques such as high vacuum thermal evaporation, electron beam deposition and sputtering. The film is firm in film formation, has good electrical conductivity, visible light transparency and chemical stability.

The invention provides a preparation method of a perovskite precursor solution. The preparation method comprises the following steps: (1) mixing FAPbI3 powder and a polar solvent to obtain an intermediate precursor solution; and (2) mixing a MAPbBr3 single crystal with the intermediate precursor solution obtained in the step (1) to obtain a perovskite precursor solution. According to the invention, a perovskite precursor solution is prepared from FAPbI3 powder and a MAPbBr3 single crystal which are good in stability, low in cost and easy to obtain, so that the preparation process is simplified, the phenomena of instability of raw materials and precursor aging are avoided, and the film forming repeatability and the device efficiency are improved.

The invention discloses an organic photovoltaic material as well as a preparation method and application thereof. The invention belongs to the technical field of photovoltaic and specifically relatesto the organic photovoltaic material with a thiobarbituric acid group (TBA) as a terminal group as well as the preparation method and the application thereof. The material utilizes the thiobarbituricacid group (TBA) as the terminal group and one or several donor units as bridging frameworks. The material disclosed by the invention has the characteristics of simpleness in preparation, reaction process which is easy to control, easiness in separation and purification, energy level and spectrum which are easy to adjust and the like. Furthermore, the material further shows good thermal stability,film formation stability and higher electron and hole mobility, and a photovoltaic device prepared by the material has higher photoelectric conversion efficiency and potential application value in the field of photovoltaic.

The invention relates to a flame-retardant anti-fouling water-based paint for woodware, and a preparation method thereof The water-based paint is prepared from, by weight, 40-60 parts of a water-basedhydroxyl polyacrylate emulsion, 10-15 parts of organic fluorine resin, 1-6 parts of a cross-linking agent, 2-4 parts of modified rice hull ash, 0.5-2 part of fumed silica, 3-8 parts of functionalizedgraphene modified montmorillonite, 0.1-0.5 part of an antifoaming agent, 1-6 parts of a coalescing agent, 0.4-1 part of a thickener, 0.3-1.2 parts of a leveling agent, 0.01-0.1 part of a fluorocarbonactivator, 0.1-1 part of a mildew-proof bactericide and 15-25 parts of deionized water. Compared with paints in the prior art, the water-based paint disclosed by the invention has the advantages of strong adhesive force to wood products, and good flame-retardant and heat-insulating effects, and apaint film of the paint has the advantages of high hardness, good abrasion resistance, good weather resistance, good fullness and distinctness of image, good stain resistance, easiness in construction, no pollution to environment and human bodies, no toxicity and no harm, and is green and environment-friendly.

The invention provides a preparation method of a rhodamine bispyrazole acetate organic laser material. The rhodamine bispyrazole acetate organic laser material provided by the invention has the advantages of low preparation cost, simple and controllable synthesis, high yield and good solubility; meanwhile, the rhodamine bispyrazole acetate organic laser material has relatively good thermal stability. The material provided by the invention has excellent thermal stability, film forming stability and low threshold value property in application of organic laser devices and has low water-oxygen sensitivity and high luminous intensity. The rhodamine bispyrazole acetate organic laser material has high luminous efficiency and mobility, so that the rhodamine bispyrazole acetate organic laser material has potential application value in the aspects of electric pumping organic semiconductor laser, organic electroluminescence and organic field effect transistors.

The invention discloses a phosphorus-modified phenolic resin material with a new chemical structural formula and a preparation method thereof. The method comprises the following steps: polycondensing nonylphenol and formaldehyde under the action of a catalyst to obtain a nonylphenol aldehyde condensation intermediate; and reacting the intermediate with monobasic alcohols and organic phosphorus heterocyclic compounds at a preset temperature for preset time under catalytic conditions to prepare the phosphorus-modified nonylphenolic resin. The method solves the problem of complete dependency on the phosphorus-modified phenolic resin imported from abroad in the past, and enhances the heat resistance, binding strength, peel strength, favorable space size, excellent electric properties, mechanical strength and other physicochemical performance indexes of the original phosphorus-modified phenolic resin, so that the phosphorus-modified phenolic resin has better application properties when being applied to the field of electronic chemicals.

The invention discloses a surface phosphorization treatment agent of a chemical pump stainless steel pump shell. The surface phosphorization treatment agent consists of solution A and solution B; the solution A is prepared by the following components: bismuth molybdate, sodium chloride, potassium carbonate, urea and water; the solution B is prepared by the following components in parts by weight: maleic anhydride, ammonium phosphate, sulfuric acid, zinc dihydrogen phosphate, acid assistant, potassium hypochlorite and water; and the acid assistant is prepared by the following components in parts by weight: alanine, glycine and citric acid. The phosphorization treatment agent is excellent in film forming stability, greatly improves the compactness and the uniformity of a phosphorization film after the phosphorization treatment, is high in adhesion of the phosphorization film, improves the corrosion resistance and the wear resistance of the chemical pump stainless steel pump shell, is high in purity of the phosphorization film, is easy to clean precipitates, shortens the time in traditional high-temperature surface phosphorization treatment, and solves the problem of easy inclusion of the precipitates in the phosphorization film in the traditional high-temperature phosphorization treatment.

The invention discloses a pyrene-based organic semiconductor laser material and its preparation method and application. The material uses pyrene as the core, diphenylamine groups as end-capping units, fluorenyl groups with different chain lengths as bridging units, and four-substitution symmetry. Pyrene is a butterfly structure of the core, and the material has a general structural formula as shown in the following formula: wherein, R is a C1-C30 linear or branched chain alkyl or alkoxy group; n is a natural number of 1-5. The material of the present invention is simple to prepare, the intermediate cost is low, the reaction process is easy to control, the product is easy to separate, the yield is high, and the purity is high; the material not only shows good thermal stability, low threshold value, and low water content in organic laser devices Oxygen sensitivity and high luminous intensity, and exhibit ultra-low turn-on voltage, excellent luminous brightness and efficiency in organic electroluminescent devices; show important application potential in organic semiconductor laser devices and organic electroluminescent devices .