390results about How to "Improve blending effect" patented technology

The invention relates to a preparation method of a polyvinylidene fluoride (PVDF)-based thin film. According to the thin film forming process, through an extrusion casting and drawing method, PVDF, polymethyl methacrylate (PMMA), a rubber elastomer, titanium dioxide as well as other auxiliaries and fillers are mixed according to a certain ratio and are melted and extruded at certain temperature, and then the PVDF-based thin film is formed under guiding and stretching effects of casting traction equipment. The PVDF-based thin film prepared by the invention is uniform and easily controllable in thickness, good in barrier property as well as excellent in mechanical property and environmental aging resistance, and is easy to realize industrialization; the PVDF-based thin film, through modification treatment, is significantly improved in surface caking property and guarantees good adhesion with a solar cell packaging material; the thin film brings high convenience for assembly of a solar cell backboard film and is compact in structure; and the thin film has good application prospect in solar cell industry.

The invention relates to a novel method for storing and brewing white spirit and aims to solve the defects that currently the storage of the white spirit at home and abroad adopts a mode that after being stored for a certain period, the white spirit of the original grade is subjected to design, alcohol content reduction, combination, seasoning, adsorption, filter and then is subjected to filling production; in the natural storage condition, the stimulating components and hazardous components in the white spirit cannot sufficiently react and volatilize; the stability of the association of the white spirit body is not good; the vinosity of the produced white spirit is lack of soft taste and clean aftertaste; and the quality of the produced white spirit is not stable. In the novel method for storing and brewing the white spirit of the invention, the double cellaring, namely the secondary ageing process is adopted, and according to the substrate concentration, the non-homogeneous substance motion characteristics and the permutation and combination principle, primitive base wine generated by carrying out solid-state fermentation and distillation in a mud cellar is subjected to twice physical and chemical changes, ageing, alcoholizing and bouquet spreading, and processing in a conventional wine storage container under a specific environment to generate the natural, hygiene and health white spirit.

The invention discloses a rubber composition for a tire side of an all-steel giant project tire and an all-steel giant project tire using the composition. The rubber composition for the tire side comprises the following components: (a) 100 parts by weight of rubber component and (b) 40-70 parts by weight of reinforcing black carbon according to 100 parts by weight of (a), wherein the rubber component also comprises 10-50 parts by weight of butyl chloride rubber and the balance of natural rubber or the composition of cis-butadiene rubber and/or styrene-butadiene rubber and the natural rubber. The composition can be also matched with common rubber composition compounding agent. The tire side designed and manufactured according to the prescription has favorable resistance of ozone, thermo-oxidative ageing, yield cracking and crack increase, and the tire side glue has the hardness of 50 Chore A-62 Chore A, the tensile strength of 15 MPa-25 MPa and the yield cracking grade small than or equal to 6 grades/300,000 times.

The embodiment of the invention discloses a virtual resource transfer method and device, a server, and a storage medium. According to the embodiment of the invention, the method comprises the steps: obtaining virtual resource transfer information in a transaction system in a preset historical section; analyzing the processing effect of each transfer channel in the transaction system according to the virtual resource transfer information to obtain reference data; analyzing the virtual resource transfer information according to a preset dimension to obtain analyzed data; training a preset channel estimation model according to the reference data and the analyzed data, and determining a transfer channel in the transaction system in a future preset section based on a trained evaluation model, so as to achieve the transfer of the virtual resources in the future preset section. The method can adaptively select the transfer channel, improves the flexibility and processing efficiency, can improve the channel deployment effect, and achieves the optimization use of resources.

The invention provides a foaming material for shoes. The foaming material comprises the following components in parts by weight: 20-30 parts of ethylene-vinyl acetate copolymer, 20-30 parts of polyethylene, 15-25 parts of polyolefin elastomer, 1-10 parts of filler, 2-5 parts of foaming agent and 0.1-0.5 part of cross-linking agent. The foaming material for the shoes, which is provided by the invention, has the characteristics of high elasticity, wear resistance, sterilization, deodorization and environment friendliness and leftover materials can be recycled.

The invention relates to a low-floating-fiber glass fiber reinforced polypropylene material and a preparation method thereof. The low-floating-fiber glass fiber reinforced polypropylene material is prepared from, by weight, 100 parts of polypropylene resin, 15-30 parts of high-melt-strength polypropylene, 10-50 parts of glass fiber, 1-3 parts of a compatilizer, 5-15 parts of an ethylene-propylene segmented copolymer and 1-2 parts of other auxiliaries. According to the preparation method of the low-floating-fiber glass fiber reinforced polypropylene material, screw extrusion processing is adopted, and the screw combination design principle is adopted, wherein the first region and the second region are only composed of conveying components, the third, fourth, fifth, sixth and seventh regions comprise shearing components, the eighth, ninth and tenth regions are composed of conveying components, and the extrusion temperature is 165-230 DEG C. According to the low-floating-fiber glass fiber reinforced polypropylene material, the mechanical property is excellent, and the surface of the obtained low-floating-fiber glass fiber reinforced polypropylene material is smooth, clean and free of floating fiber.

The invention discloses a quantitative blending device of lubricating oil. The quantitative blending device comprises a stirring kettle, wherein feeding pipes are arranged at two sides of the top of the stirring kettle; first solenoid valves are arranged on two groups of the feeding pipes; flow meters, which are mounted on the feeding pipes, are arranged at one side close to the stirring kettle of the first solenoid valves; a discharging pipe is arranged at the center of one end, far away from the feeding pipes, of a reaction kettle; the discharging pipe is provided with a second solenoid valve; a first stirring shaft and a second stirring shaft are arranged in the reaction kettle in parallel; first heating tubes are arranged in the first stirring shaft and the second stirring shaft; spiral stirring blades are uniformly arranged on the outer sides of the first stirring shaft and the second stirring shaft. The quantitative blending device of the lubricating oil has a simple structure; quantitative feeding can be carried out on the reaction kettle through the flow meters and the solenoid valves; meanwhile, the temperature in the reaction kettle is uniform and keeps a suitable stirring temperature range all the time; the stirring is sufficient and the blending effect is good; the working efficiency and quality of blending the lubricating oil are improved.

The invention provides a nano silicon dioxide with grafting of polyisoprene on the surface, a preparation method and an application thereof. The preparation method comprises the steps of dispersing the nano silicon dioxide in a solvent, then adding an RAFT (Reversible Addition Fragmentation chain Transfer) reagent with carboxyl groups, a dewatering agent and a catalyst for reaction to obtain nano silicon dioxide capable of initiating RAFT polymerization of isoprene monomers; then mixing with the isoprene monomers for reaction to obtain the nano silicon dioxide with grafting of the polyisoprene on the surface. The nano silicon dioxide particles can improve the blending effect of different rubbers or the rubbers and plastic molecules in a more-effective manner by utilizing the compatibility of the grafted polyisoprene and a base material so as to provide a better basis for exerting the synergistic property of different components in a more-effective manner.

The invention discloses ultrahigh molecular weight polyethylene short fiber and a preparation method thereof. The preparation method includes: preparing protofilament of the ultrahigh molecular weight polyethylene short fiber, subjecting the protofilament to assembly winding and bundling, and cleaning oil on the protofilament; applying anionic high-strength polyethylene short fiber oil, performing cold crimping, and loosening and setting the crimped fiber at 80-120 DEG C, wherein drying time is 5-30min, and drying thermosetting temperature is 90-100 DEG C; adjusting tension, and cutting to obtain ultrahigh molecular weight polyethylene short fiber of 3-10/25mm in crimp number, wherein cutting length is 3-102mm. The section of the ultrahigh molecular weight polyethylene short fiber is special-shaped, the short fiber has certain natural crimping characteristic and is easy to comb and glue, and cohesion, spinnability and blending performance of the short fiber are improved; fiber number of the short fiber is 0.5-2.5dtex, cutting length is 3-102mm, and strength is 10-40cN/dtex, so that requirements on different styles of subsequent spinning processes can be met.

The invention discloses a polylactic-starch epispastic material and preparing method, which comprises the following steps: melting the polylactic and starch; mixing up with sparkle to form foam article with water resisting property and high frothing percentage. The invention can reduce the retrogradation of the polylactic, which improves the frothing percentage of the polylactic-starch.

The invention provides a production method for cashmere/yakwool covering yarns. Cashmere and yakwool fibers are respectively used to weave rough yarns in a wool spinning system. A parallel spinning method is used to weave yakwool/vinylon fascinated yarns by using yakwool rough yarns and vinylon filaments, and then the yakwool/ vinylon fascinated yarns are used as core yarns, and the cashmere rough yarns are used as wrapping yarns to weave the covering yarns, and finally, a vinylon dissolution technology is used to remove vinylon, to obtain excellent quality cashmere/yakwool covering yarns. Using the above technology, the cashmere fibers and yakwool fibers can be made into excellent quality covering yarns in high additional value. Especially in the first step and the second step, the yakwool fibers and the cashmere fibers respectively weave rough yarns on a wool spinning system, thereby reducing damages on fibers. In the third step, the parallel spinning method is used to weave the yakwool/vinylon fascinated yarns, thereby improving fluffiness and strength of the yarns. Using the production method, the yakwool just needs to be processed in rough yarns, and the method prevents a procedure in which processing of the yakwool is relatively difficult.

The invention relates to a color matching device and particularly relates to a color matching device for producing and printing a medicine package. Aiming at solving the technical problems, the invention provides the color matching device for producing and printing the medicine package, which has an excellent matching effect, saves time and labor and has high working efficiency. In order to solve the technical problems, the color matching device for producing and printing the medicine package, provided by the invention, comprises a bottom plate, first supporting rods, a collection box, a first discharging pipe, a first valve, a second supporting rod, a cylinder body, a second discharging pipe, a first check valve, a feeding pipe and the like; first supporting rods are symmetrically welded left and right on tops of the bottom plate; the collection box is welded at the tops of the first supporting rods; the first discharging pipe is welded at the lower part of the left side of the collection box; and the first valve is arranged on the first discharging pipe. According to the color matching device for producing and printing the medicine package, a left-right movement device moves leftward and rightward and a pigment is matched; and the blended pigment is stirred and mixed through a stirring device and the working efficiency is improved.

The invention provides an adjustable nozzle comprising an inner cylinder, an outer cylinder, an outer cylinder sleeve and N layers of outer wave structures clamped between the inner cylinder and the outer cylinder; the outer wave structures are radially arranged in sequence along the periphery; gas channels are formed between adjacent outer wave structures, and between the outer wave structures and the inner and outer cylinders; the outer cylinder sleeve is sleeved outside the outer cylinder, and can axially move along the cylinder shaft, thus switching work modes and adjusting flame positions.

The invention discloses a preparation method and a preparation mold of an all-solid lithium-sulfur battery. The method of the invention includes the following steps: step a, preparing a solid electrolyte: carrying out high-energy ball milling, high-pressure tabletting and high-temperature sintering on Li2S, P2S5, nano silicon and LiF to prepare a sulfide glass ceramic solid electrolyte; step b, preparing a positive electrode material: carrying out high-temperature heat treatment and multiple times of high-energy ball milling processes on S, active substances and the solid electrolyte preparedin the step a to prepare the positive electrode material; step c, preparing a negative electrode material: carrying out surface treatment on metal lithium sheets to prepare the negative electrode material; and step d, placing the prepared positive electrode material, solid electrolyte and negative electrode material into an all-solid lithium-sulfur battery mold, and adopting a lamination method toprepare the all-solid lithium-sulfur battery. According to the scheme of the invention, the solid electrolyte is used to replace an electrolyte solution, so that a lithium-ion battery is safer, and the solid electrolyte has a good inhibition effect on lithium dendrites, and can also inhibit the shuttle effect and the dissolution of the active substances.

The invention discloses a direct-current cold-wall type engine combustor. The direct-current cold-wall type engine combustor comprises a combustor upper cover, a combustor linear section, a jet section and a spray pipe convergence and expansion section which are connected in sequence. An oxidizing agent liquid collection cavity, an oxidizing agent jet hole, a fuel liquid collection cavity and a fuel jet hole are formed in the outer wall of the jet section in the circumferential direction. An oxidizing agent enters the oxidizing agent liquid collection cavity via an oxidizing agent regenerativecooling channel and then flows out from the oxidizing agent jet hole to form a jet flow, fuel enters the fuel liquid collection cavity via a fuel regenerative cooling channel and then flows out fromthe fuel jet hole to form a jet flow, the jet flows are close to the inner wall of the combustor linear section but being not in contact with the wall, and the jet flows impact for atomization, mixingand combustion on the combustor upper cover, and are discharged out of the combustor through the spray pipe convergence and expansion section. By means of the combustor, the propellant combustion efficiency and the thermal protection capacity of the combustor can be improved, and the combustor is simple in overall structure and easy to machine and obtain.

The invention discloses a multifunctional liquid medicine fertilizer and a preparation method and application thereof, and the multifunctional liquid medicine fertilizer comprises the following components by weight: 10-30 parts of urea, 1-20 parts of ammonium dihydrogen phosphate, 1-10 parts of potassium dihydrogen phosphate, 1-12 parts of potassium nitrate, 1-5 parts of potassium sulfate, 1-10 parts of potassium chloride, 1-5 parts of cytex, 1-5 parts of fulvic acid potassium, 1-5 parts of chitosan oligosaccharide, 0.1-5 parts of chlorantraniliprole, 1-30 parts of hymexazol, 1-10 parts of a surfactant, 1-5 parts of other additives and 60-90 parts of water. The multifunctional liquid medicine fertilizer is a multifunctional medicine fertilizer product prepared by compounding of fertilizers, the cytex, fulvic acid, the chitosan oligosaccharide and other biostimulant substances, and high-efficiency wide-spectrum low-toxicity pesticide chlorantraniliprole and fungicide hymexazol, can provide crops nutrition, also can prevent crop diseases and insect pests, and is convenient to use, time-saving and labor-saving; the cytex, the fulvic acid and the chitosan oligosaccharide can effectively improve crop resistance, can improve pesticide efficacy, reduces pesticide use amount, and improves agricultural production yield, quality and safety.

The invention relates to a ramjet combustion chamber, and provides a ramjet combustion chamber stabilizer and a flame stabilization method. The problems that existing mechanical flame stabilizers havelarge pneumatic loss and narrow flame stabilization range, and consequently the working reliability is low, and the requirement of efficient flame stabilization under the high Mach number cannot be met are solved. The ramjet combustion chamber stabilizer includes a sweepback arc-shaped supporting plate, the sweepback arc-shaped supporting plate includes a bottom face, two end faces and two side profiles, the cross section of the sweepback arc-shaped supporting plate is triangle-like, the front parts of the two side profiles are connected, and the two side profiles are concaved to form an arcside profile.

The invention discloses an oxygen-complementing type air-hydrogen/air-oxygen pneumatic resonance heat surface igniter, which consists of a hydrogen joint, an oxygen joint, a nozzle, a sealing gasket, a mixing cup, an ignition chamber, a resonance tube joint, a resonance tube adjusting gasket, a resonance tube and an air joint, wherein the mixing cup is positioned between the nozzle and the ignition chamber, and is annularly distributed with air vents; the resonance tube joint is positioned on the lateral surface of the igniter, and a welding position of the resonance tube joint is positioned at the downstream of the air vents of the mixing cup; the resonance tube extends into the ignition chamber through the resonance tube joint, and is fixed by threads between the air joint and the resonance tube joint; and the depth in which the resonance tube extends into the ignition chamber can be adjusted by the resonance tube adjusting gasket, and the sealing is realized by the resonance tube adjusting gasket. The igniter is characterized in that: the tail of the ignition chamber is provided with an oxygen-complementing nozzle; an oxygen-complementing hole for jetting to the downstream is drilled at a position which is on the side wall in the ignition chamber and corresponds to the center of a flow field, wherein the diameter d of the oxygen-complementing hole is between 1 and 3mm when an oxygen-complementing flow rate is between 3 and 10g/s.

The invention discloses a wollastonite enhanced polycarbonate material and a preparation method thereof. The wollastonite enhanced polycarbonate material comprises the following formula components in percentage by weight: 70-90% of polycarbonate resin, 5-20% of wollastonite, 3-6% of flexibilizer and 1-3% of wollastonite surface activator. The wollastonite enhanced polycarbonate material has good notch resistance performance and wear-resisting property, stable size, smooth and flat surface and comprehensive physical properties because all components within a proper range mutually act in the extrusion process. The preparation method of the wollastonite enhanced polycarbonate material is characterized in that extrusion and granulation are finished in one step by mixing reaction. The preparation method has the advantages of simple technology, high benefit and low cost, is convenient to operate and is suitable for industrial production.

The invention relates to a thrust chamber injector, in particular to a liquid oxygen methane thrust chamber injector, and aims to solve the problems that in the working process of an existing liquid oxygen methane injector, both liquid oxygen and methane belong to liquid low-temperature propellants, a direct-current shear type nozzle or an impact type injector structure is adopted and consequently the propellant mixing effect of the thrust chamber injector is poor, and the combustion efficiency is insufficient. The liquid oxygen methane thrust chamber injector comprises a plurality of injection units, a middle bottom, a top cover, a fluid director and an inner bottom, wherein the top cover, the fluid director and the inner bottom are coaxially and sequentially arranged on the middle bottom. The multiple injection units are fixed to the middle bottom, the fluid director and the inner bottom; a liquid oxygen cavity is formed among the top cover, the middle bottom and the multiple injection units, and a methane cavity is formed among the middle bottom, the inner bottom and the multiple injection units; and the multiple injection units are provided with nozzles with retraction chambers, and the nozzles comprise a central area nozzle, a main combustion area nozzle and an edge area nozzle.