74results about How to "Good metal effect" patented technology

There is provided a surface plasmon resonance sensor including a metallic graphene layer formed in a core of a predetermined area of an optical fiber from which a jacket and a cladding are removed. Further, a preparing method of the surface plasmon resonance sensor and a surface plasmon resonance sensor system is also provided.

The invention discloses a preparation method of aluminum paste for water paint, comprising the steps: firstly, realizing hydroxylation on the surface of the raw material of aluminum powder; adding siloxane for producing silanol by a hydrolytic reaction; combining the siloxane with a hydroxyl group on the surface of the aluminum powder; coating a layer of protective film on the surface of the aluminum powder; and grinding and preparing aluminum paste for water paint by using distilled water as a solvent through a ball mill. The aluminum paste for water paint has good dispersibility in alcohol solvents and water solvents, excellent corrosion resistant performance, weather resistant performance and good metal effect and can be used as an environmental protection metal pigment for environmental protection water paint, automobile finish and water printing ink.

The invention discloses 3D printing metal-complex-structure supporting slurry, metal slurry and a printing method. The metal slurry and the supporting slurry are respectively charged into a storing device or a feeding device of a multi-nozzle 3D printer; in accordance with a mechanical control instruction, the metal slurry and the supporting slurry are respectively extruded at corresponding positions of a printing plate; a printing head raises or the printing plate descends a certain distance, and the metal slurry and the supporting slurry are respectively extruded again at corresponding positions in accordance with the mechanical control instruction, thereby overlapping the extruded metal slurry and supporting slurry on a previous layer of the metal slurry and supporting slurry. Hence, in accordance with the mechanical control instruction, the metal slurry and the supporting slurry are overlapped layer by layer until completion of printing of a model; by a series of post-processing procedures, the supporting slurry is removed and the metal slurry is sintered into dense metal parts, thereby completing manufacture of the metal parts with a complex structure. In the invention, the supporting slurry is easily removed from the metal parts, so as to realize more advantages in modeling of complex-metal-structure 3D printing.

A flake pigment according to the present invention includes a flake particle, a single-layer or multiple-layer coat covering a surface of the flake particle, and a fine particle. An outermost layer of the coat includes a copolymer including one or more type of first bond unit originating from a fluoric polymerizable monomer having fluorine and one or more type of second bond unit originating from a polymerizable monomer having phosphate group. The fine particle is fixed with the outermost layer being interposed and has a characteristic to provide triboelectrification characteristics to the flake pigment.

The invention belongs to the technical field of new materials and discloses a weather-resistant metal type powder coating for aluminum profiles and a preparation method thereof. The coating is prepared from the following raw materials in percentage by weight: 91.2-95% of weather-resistant polyester transparent powder coating, 4.2-8% of metal pigment and 0.4-0.8% of auxiliary. The preparation method comprises the following steps of: putting the weather-resistant polyester transparent powder coating, the metal pigment and the auxiliary into a bonding equipment mixing cylinder for bonding; warming and starting to stir; cooling after thermal insulation; and discharging and packaging to obtain the product.

The invention is directed to a process for multilayer coating of substrates comprising the following steps: 1. applying a base coat layer of a water-based colour- and / or special effect-imparting base coat composition onto an optionally precoated vehicle substrate, 2. optionally drying or curing the base coat layer obtained in step 1, 3. applying a clear coat layer of a transparent clear coat onto the base coat layer and 4. curing the clear coat layer applied in step 3, optionally together with the base coat layer, wherein the water-based colour- and / or special effect-imparting base coat composition comprises: A) at least one colour- and / or special effect-imparting pigment, B) water and optionally organic solvents and conventional coating additives and C) at least one water-dilutable polyurethane / urea resin with a urethane group content of 80-220 mmol / g of solid resin, a urea group content of 20-150 mmol / g of solid resin of the polyurethane / urea resin and a crosslinked fraction of 20-95%, relative to solid resin of the polyurethane / urea resin.

The invention discloses aqueous silver powder amino baking paint and a preparation method thereof. The aqueous silver powder amino baking paint is prepared from the following components in parts by mass: 60 to 70 parts of aqueous hydroxyl acrylic emulsion, 0.2 to 0.4 part of a pH regulator, 0.3 to 0.5 part of an anti-foaming agent, 1 to 3 parts of film-forming auxiliaries, 0.2 to 0.5 part of a wetting agent, 0.2 to 0.5 part of a leveling agent, 0.5 to 1.2 parts of a thickening agent, 10 to 20 parts of deionized water, 5 to 7 parts of gonyar amino part methylated amino resin, 5 to 8 parts of aqueous silver powder, and 5 to 8 parts of co-solvents. The aqueous silver powder amino baking paint is safe and environment-friendly, has low VOC content, is high in drying speed, and is good in glossiness; and the paint film is good in glossiness and has a good metal effect.

Disclosed is a flake pigment characterized in that the flake pigment comprises flake particles, a film having a single-layer or multilayer structure and covering the surfaces of the flake particles, and fine particles, the outermost layer of the film contains a copolymer comprising one or more kinds of first bonding units derived from a fluorine-containing fluorine-type polymerizable monomer and one or more kinds of second bonding units derived from a phosphate group-containing polymerizable monomer, and the fine particles are fixed through the outermost layer and have such properties that impart frictional electrification properties to the flake pigment.

The invention discloses a metallic spraying-free polypropylene composite material for an automobile exterior trimming part and a preparation method thereof. The material is prepared from the following components in percentage by weight: 37.2 to 74.6 percent of polypropylene, 5 to 10 percent of an elastomer, 10 to 30 percent of inorganic mineral master batch, 3 to 6 percent of a compatilizer, 0.4 to 0.8 percent of an anti-oxidant, 0.3 to 0.6 percent of a light stabilizer, 0.5 to 1 percent of a lubricant, 0.2 to 0.4 percent of a nucleating agent, 4 to 8 percent of a surface modifier, and 2 to 6 percent of metallic pigment master batch. The metallic spraying-free polypropylene composite material for the automobile exterior trimming part has the advantage that the defects, such as silver powder flow marks and tiger skin wrinkles, which are easily caused by a spraying-free material can be overcome; a metallic effect is very remarkable, is equivalent to that of paint, and can completely replace a painting effect; the material is easy to produce and process and obvious in cost advantage, and can completely solve environmental protection problems; large-scale industrial production can be realized; therefore, the material has a great industry prospect.

The invention provides silver ink with a good metal printing effect and a printing process using the silver ink. The printing process comprises the steps that first, a coated surface of a white cardboard with a single side coated is coated with water-soluble varnish or UV (ultraviolet) varnish, images and texts are printed with well mixed gravure silver ink in a gravure manner, and finally, a layer of water-soluble varnish or UV varnish is printed on an image and text area with the gravure silver ink. The gravure silver ink is formed by blending the following materials in percentage by weight: 60-68% of silver powder, 24-30% of n-propyl acetate, 1-3% of methyl methacylate, 1-3% of butyl acrylate, 1-2% of methacrylic acid, 1-2% of N-hydroxymethyl acrylamide, 0.5-1% of allyl methacrylate, 0.5-1% of isooctyl thioglycolate, 0.2-0.5% of alkylphenol ethoxylates sodium sulfate, 1-2% of water-resistant agents and 0.1-0.5% of drying agents. By means of the silver ink and the printing process, a metal ink layer has a refraction effect, the metal effect is more obvious and an optimal metal effect is achieved.

The invention discloses waterborne acrylic amino resin silver powder paint and a preparation method thereof, and belongs to the field of chemical paint. The silver powder paint is prepared from the following raw materials in parts by weight: 60 to 70 parts of waterborne acrylate emulsion, 8 to 10 parts of amino resin, 4 to 6 parts of ethylene glycol monobutyl ether, 0.2 to 0.3 part of a de-foaming agent, 0.2 to 0.3 part of a flatting agent, 1.5 to 2.0 parts of an anti-settling agent, 15 to 20 parts of de-ionized water and 8 to 10 parts of waterborne aluminum silver paste. The preparation method comprises the following steps: adding a wetting dispersant and titanium dioxide cladded aluminum powder into the de-ionized water, and stirring to prepare the waterborne aluminum silver paste; then stirring and mixing the waterborne acrylate emulsion, the amino resin, the ethylene glycol monobutyl ether, the de-foaming agent, the flatting agent, the anti-settling agent and the de-ionized water, and adding the waterborne aluminum silver paste to prepare the silver powder paint. The waterborne acrylic amino resin silver powder paint disclosed by the invention has the beneficial effects of relatively good adhesion force and covering power, and a paint film has good comprehensive performance.

The invention discloses a method and equipment for preparing an easily dispersed aluminum powder pigment through direct ball milling. The method comprises the following steps of (1) blowing inert gasinto a ball mill, adding an aluminum powder pigment, resin and a ball-milling assistant into the ball mill for grinding, enabling the resin to become glassy through heat produced by grinding, and coating or bonding the surface of the aluminum powder pigment with the resin so as to form a resin coating; and (2) discharging the powder raised in the ball milling process from a discharge hole throughcontrolling the flow velocity of the inert gas, classifying and screening the powder for the first time so as to obtain heavier powder and an air flow containing lighter powder, returning the heavierpowder to the ball mill for re-grinding, classifying and separating the air flow containing the lighter powder for the second time, and obtaining the easily dispersed aluminum powder pigment. According to the method provided by the invention, a grinding process of the aluminum powder pigment is combined with a bonding process of the aluminum powder pigment and the resin, so that the process and the equipment are simplified, the cost is saved, the dispersibility of the prepared aluminum powder pigment in the resin is good, and an applied metal effect is good.

The invention discloses a composite film and a preparation method thereof. The composite film respectively comprises a biaxially oriented polypropylene metallized film layer, an ink layer and a heat-seal film layer from top to bottom, wherein the ink layer is printed on the low surface of the biaxially oriented polypropylene metallized film layer, and the biaxially oriented polypropylene metallized film layer and the heat-seal film layer are combined through a first adhesive. The composite film is long in service life and has relatively good sanding and metallic effects, the production processis simplified, and the cost is reduced.

The invention relates to a high-temperature-resistant high-metal-effect plastic paint and a preparation method thereof. The preparation method comprises the following steps: sequentially adding 20-30 wt% of acrylic resin A, 20-35 wt% of acrylic resin B, 10-20 wt% of polyester resin, 2-3 wt% of catalyst, 0.2-1.0 wt% of acrylic leveling agent, 0.2-0.8 wt% of organic silicon leveling agent, 0.5-1.0 wt% of weather-resistant assistant and 15-25 wt% of mixed solvent, slowly stirring, and stirring at the high speed of 600-800 rpm for 15 minutes to obtain the high-temperature-resistant high-metal-effect plastic paint. Compared with the prior art, the method enhances the high temperature resistance, high metal effect, wear resistance and other properties of the plastic paint.

The invention belongs to the technical field of filtration of pipeline systems, and particularly relates to a Y-type filter capable of discharging sewage on line. The invention aims at developing theY-type filter capable of discharging the sewage on line. The Y-type filter is convenient to install, operate and maintain, capable of achieving the function of discharging the sewage on line after installation and good in sewage discharge effect, and the running demands of a system are not affected during sewage discharge. The filter is characterized by comprising a filter cylinder, a locating support ring, a cleaning brush assembly, a first O-type sealing ring, an end cover, a handle, a second O-type sealing ring, a shaft sleeve, a sewage discharge valve, a sealing ring gland and a filteringbarrel. The filter has the advantages that the structural strength is high, the pressure resistance effect is good, the corrosion resistance is excellent, the internal and external structures are attractive, the smooth finish of the internal and external surfaces is high, the transition of the internal circulation area is smooth, the operation and maintenance are convenient, and the online sewagedischarge effect is good. The sewage is effectively discharged on line, various risks caused by isolating overhaul are greatly reduced at the same time, and the running reliability of equipment and the running efficiency of a system are improved.

A metal detection apparatus (9) is tested with a test device (7) having at least one test article (79), movable through a detection zone (60). The test article is moved through the detection zone along a first transfer axis (ca) and a first input signal is measured. A first threshold (th1) is determined, where an amplitude of the first input signal exceeds the first threshold (th1). Then, an identical test article is moved through the detection zone along a further transfer axis (ta; . . . ) and a further input signal is measured and a further threshold (th2; . . . ) is determined, where an amplitude of the further input signal exceeds the further threshold (th2; . . . ). The first or further threshold (th1; th2; . . . ) is selected in the signal processing path (4) whenever the test article is moved along the related transfer axis (ca; ta; . . . ).

The invention discloses a large energy-saving submerged arc furnace, and relates to the technical field of energy conservation of submerged arc furnaces. The large energy-saving submerged arc furnacecomprises a submerged arc furnace and a cantilever, wherein three electrodes are installed in a position, which is over against the submerged arc furnace, of the cantilever, the three electrodes penetrate through the submerged arc furnace and extend to the inner bottom end of the submerged arc furnace, a high-temperature smoke pipeline penetrates through the top end of the submerged arc furnace, an exhaust fan communicates with an air outlet of the high-temperature smoke pipeline, and a mineral aggregate box communicates with the air outlet end of the exhaust fan through a ventilating pipe. According to the large energy-saving submerged arc furnace, heat generated by the submerged arc furnace is collected and reused, so that ore materials can be preheated, the influence on the temperaturedistribution in the submerged arc furnace is low, the internal temperature of the submerged arc furnace is constant, and the performance of metal obtained by smelting is good; generated waste heat canbe exchanged through a heat exchange box for power generation, generated electric energy is supplied to the submerged arc furnace, and cold water in a heating box can be heated and is supplied for everyday life of workers, so that the energy consumption is reduced, and the waste heat utilization and energy utilization rate is increased.

The invention discloses a production process of a gas pipe joint, and aims to provide a gas joint production process with low pollution, low energy consumption and high safety. The main points of the technical scheme are thatmultiple times of cold heading extrusion molding are performed for metal raw materials to gradually eliminate the deformation resistance in metals. The invention further provides a gas meter pipe joint produced by the process; one end of a connecting pipe is a first connecting end; an external thread is arranged at the outer side of the first connecting end; the other end of the connecting pipe is a first sealing end; a first boss is peripherally arranged at the outer side of the first sealing end; one end of a nut is a second connecting end; an internal thread is arranged at the inner side of the second connecting end; the other end of the nut is a second sealing end; and a second boss is peripherally arranged at the inner side of the second sealing end. The gas meter pipe joint is characterized in that a third boss is peripherally arranged at the inner side of the first sealing end; and the third boss is opposite to the first boss. The invention aims to provide the gas meter pipe joint with high sealing performance, safety and reliability.

The invention provides a powder metallic coating material containing a flake pigment, which comprises base particles having flaky shape and a film containing a charge control agent on surfaces of the base particles, and a resin powder. It is preferable that relation between a charge value of the flake pigment and a charge value of the resin powder is defined by the following expressions (1) and (2): |CR−CA|≦10   (1) 10≦|CA|≦40   (2) In the expressions (1) and (2), CA denotes the charge value (μC / g) of the flake pigment and CR denotes the charge value (μC / g) of the resin powder.

The invention belongs to the technical field of amorphous alloy composite materials, and particularly discloses a mixed phase reinforced zirconium-based amorphous composite material and a preparation method thereof. The composition expression of the composite material is (ZrCuAl<c>)<d>Ta<e>, a = b is larger than or equal to 0.46 and smaller than or equal to 0.475, c is larger than or equal to 0.05 and smaller than or equal to 0.08, and a + b + c is equal to 1; d and e are atomic percent, d is larger than or equal to 92 and smaller than 100, e is larger than 0 and smaller than or equal to 8, and d + e is equal to 100; and a matrix of the composite material is zirconium-based amorphous alloy, a reinforcing phase is a mixed phase of a core-shell structure, a Ta-rich phase is the core of the mixed phase, and a B2-CuZr phase and a B19 '-CuZr phase are the shell of the mixed phase. According to the mixed phase reinforced zirconium-based amorphous composite material and the preparation method thereof, the size of the B2-CuZr phase in the zirconium-based amorphous composite material is successfully refined, uniform distribution of the B2-CuZr phase is achieved, meanwhile, a core-shell mixed complex composite structure is introduced, the room-temperature comprehensive mechanical property of the zirconium-based amorphous composite material is further improved, and the application prospect of zirconium-based amorphous materials is expanded.

The invention discloses to a production process of a thin-wall boosting extruded tube and thin-wall boosting extruded tube, and belongs to the technical field of food processing equipment. The production process comprises the steps that after a high-quality pipe is selected and cut, a pipe blank with a boosting groove is formed in a bulging mode through a water swelling process, and then an annular pipe of an integrated structure used for welding a feeding pipe is drawn out; compared with a traditional metal casting process, a thin-wall boosting extrusion pipe manufactured through the production process has the advantages that the thickness of a pipe wall is greatly reduced, the thin-wall boosting extrusion pipe is light in weight, the energy consumption of the production process is low, the production cost is low, the process steps are simple, the production period is shortened, the production efficiency is improved, and the production cost is reduced, and continuous production can be realized.

The invention provides an ultralow-temperature single-PP recyclable biscuit packaging film and a production process thereof, and belongs to the technical field of packaging. The packaging film comprises a BOPP printing film and a VMCPP film which are tightly attached, and the VMCPP film comprises a corona layer, a middle layer and a heat sealing layer which are sequentially stacked. The BOPP / VMCPP composite membrane prepared by the invention is a single PP material, is convenient to recycle, is simpler to recycle and process, and can better reduce environmental pollution and protect the environment; meanwhile, the composite film starts to be sealed at 70 DEG C, and compared with an existing packaging material, the sealing temperature is lowered by 35 DEG C, so that in the packaging process, energy consumption is low, more energy is saved, the heat sealing interval is wide, the heat sealing strength is high, and packaging can be conducted on a packaging machine more easily and conveniently; the composite film is low in melting point, the overall air tightness of a product can be improved, the situation of air leakage is avoided, and the requirement of a high-speed automatic packaging machine is met.

The invention discloses an aluminum alloy. The aluminum alloy comprises the following components of, 0.15%-0.25% of Si, 0.5%-0.6% of Fe, 0.95%-1.2% of Mn, 0.03%-0.05% of Ti, less than or equal to 0.08% of Mg and less than or equal to 0.05% of Cu. The invention further discloses a preparation method of the aluminum alloy; and the method comprises the steps of smelting, deep well casting, hot rolling, homogenizing, cold rolling and annealing to obtain an aluminum alloy plate. The aluminum alloy has good tensile strength and hardness, and meanwhile, has relatively high fracture elongation.

The invention relates to the field of polymer materials, in particular to a combinatorial material with metal luster, ultrahigh toughness and excellent weather resistance and a preparation method of the combinatorial material. The combinatorial material is prepared from two materials by insert molding, wherein the bottom layer is an ABS material with metal luster, and the surface layer is a transparent PC alloy material with excellent weather resistance. The combinatorial material overcomes the defects of flow marks, weld lines and the like caused by metal powder orientation in an injection molding process of the material with metal luster, solves the problem of sharply decreased impact property due to addition of the metal powder, and has good weather resistance, so that the surface layerneeds no painting treatment, and manufacture cost can be reduced; the material can be applied to design of various complicated parts, thereby being possibly applied as automotive interior trimming.

The invention belongs to the technical field of nuclear power plant steam turbine maintenance, and particularly relates to a detachable oil baffle sealing ring, and aims to develop a reliable oil baffle sealing ring. The oil baffle sealing ring has the advantages of being convenient to assemble and disassemble, good in fixing performance, corrosion-resistant, good in sealing performance, high in oil blocking capability and the like. End face sealing and clearance can be effectively guaranteed after installation, and lubricating oil can be prevented from being thrown out along with the shaft. The oil baffle sealing ring is characterized by comprising a probe mounting sealing hole and a hoisting hole, an upper positioning hole, an upper mounting bolt hole and a middle split surface positioning pin, a middle split surface fastener, an upper oil retaining ring, a lower oil retaining ring, a lower positioning hole and a lower mounting bolt hole.

The invention discloses a spray-coating-free scraping-resistant polypropylene material for an automobile and a preparation method thereof. The polypropylene material is prepared from the following rawmaterials in parts by weight: 50 to 85 parts of high crystalline polypropylene, 10 to 22 parts of calcium carbonate, 5 to 10 parts of toughening agents of vinyl-octene copolymers, 1 to 4 parts of organosilicon scratch-resistant agents, 0.5 to 4 parts of aluminum pigments, 0.1 to 0.5 part of organic phosphate nucleating agents, 0.3 to 0.8 part of coupling agents of alkyl modified polysiloxane, 0.2to 0.8 part of hindered amine light stabilizers, 0.2 to 0.8 part of antioxidants and 0.3 to 0.8 part of antistatic agents. The spray-coating-free scraping-resistant polypropylene material has the advantages that the long-time scraping-resistant effect is good; the metal luster effect is relatively good; the dimension stability is higher; the production process is simple; the production cost is low; the environment is protected.

The invention discloses a manufacturing process of a ball valve for a gas meter pipeline and belongs to the field of ball valve manufacturing. The manufacturing process used for gas is low in pollution and energy consumption and high in safety performance. The technical scheme includes that raw metals are molded through multiple cold heading extrusions, and deformation resistance in the metals is gradually eliminated.

The invention provides a high performance and high environmental protection waterborne industrial paint, a preparation method and application thereof. The paint comprises a component A and a componentB; the component A comprises the following components by weight: 60-70 parts of an acrylic modified polyurethane emulsion, 10-20 parts of a film-forming assistant, 0.2-0.5 part of a wetting agent, 0.1-0.3 part of a defoamer, 3-5 parts of an accelerator, 5-10 parts of an alcohol resistant assistant, 0.5-1 part of a thickener, 5-20 parts of pigment, 8-15 parts of water, and 0-5 parts of other assistants; and the component B includes the following components by weight: a waterborne curing agent, 70-80 parts of isocyanate, 20-25 parts of a solvent, and 0-0.7 part of a dehydrating agent. Accordingto the invention, the low hydroxyl value waterborne acrylic modified polyurethane emulsion is adopted as the matrix resin, and can provide excellent adhesion and excellent paint film performance effectively, thus saving both labor cost and material cost, having high environmental protection properties, improving the product competitiveness, and being one of the development directions of water paint in the future.

The invention discloses aluminum alloy with a plasma micro-arc oxidation color film. The aluminum alloy with the plasma micro-arc oxidation color film is prepared by carrying out plasma micro-arc oxidation treatment on the aluminum alloy, and the oxidation liquid in the plasma micro-arc oxidation treatment contains a samarium salt solution. The aluminum alloy with the plasma micro-arc oxidation color film has outstanding metal performance, and good light resistance, heat resistance, corrosion resistance and abrasive resistance, and adopts a film formed by plasma micro-arc oxidation technology.Hand feeling is fine, and metal texture is strong. In the manufacturing process of the aluminum alloy, a colored samarium salt solution is adopted as the oxidation solution, and the plasma micro-arcoxidation technology is adopted for preparation, oxidizing and coloring processes, so that dye dyeing is not needed and the aluminum alloy is environment-friendly.