226results about How to "Promote mutual integration" patented technology

The invention relates to a lightweight compounded outer wallboard and the manufacturing method thereof. And it is compounded of fiber or wire fabric reinforced cement slab and bearing layer, where the bearing layer is made of reinforcing fabric reinforced light aggregate concrete, one or two sides of the bearing layer are combined with cement slabs and a cavity in the bearing layer is enveloped by light aggregate concrete and full of heat insulator. And its manufacturing method comprises a process as follows: A. placing cement slabs on one or two sides in a die space; B. placing reinforcing fabric provided with heat insulator in the middle by the cement slabs in the die space; C. pouring light aggregate concrete in the die space to bury the reinforcing fabric; and D. staying, curing and hardening and then demoulding to make it. And the method is simple, practical, high-efficiency and it has advantages of lightweight, high intensity, strong bearing capacity, good heat insulating property, seismic resistance, seepage prevention, etc.

The invention provides a hot in-place recycling ultrathin overlaying machine of a bituminous pavement and a construction method thereof. The hot in-place recycling ultrathin overlaying machine of the bituminous pavement comprises an automobile chassis, an integral power device, an electric control system, a diesel tank, a receiving and transporting device, a material transfer hopper, a horizontal transporting device, a heating device, a hydraulic system, a recycling agent spraying system, a harrowing device, a distributing spiral device, a paving screed device, a cab, and an electric control operating floor, wherein the automobile chassis is a special automobile chassis. The hot in-place recycling ultrathin overlaying machine of the bituminous pavement finishes the continuous overlay repair work of the pavement through a series of processes such as receiving the materials, feeding the materials quantitatively, transporting the materials horizontally, spraying the recycling agent, harrowing, heating, distributing and paving the materials, ironing, and grinding and the like, and has the advantage of carrying out one-time maintenance on the defects such as loose, shallow vertical and horizontal cracks, track, slight crack, bituminous aging, pavement seepage and the like of a functional layer of the pavement. By adopting the invention, the antiskid resistance of the pavement is restored, the profile of the pavement is corrected, the appearance and the evenness of the pavement are improved, the pavement strength of the pavement is increased, the traffic noise is reduced, and the service life of the pavement is prolonged.

The invention relates to an intelligent perception interactive integrated service system. The system comprises an intelligent perception unit, an intelligent interactive terminal and an intelligent perception interactive cloud computing platform, wherein the intelligent perception unit is used for collecting the perception information of a perception object and sending the perception information to the intelligent perception interactive terminal; the intelligent interactive terminal is used for sending the perception information to the intelligent perception interactive cloud computing platform, receiving service request information input by a user from a user interface and sending the service request information to the intelligent perception interactive cloud computing platform; and the intelligent perception interactive cloud computing platform is used for obtaining electric power data information from an electric power information system and providing service response for the user according to the perception information, the service request information and the electric power data information. The intelligent perception interactive integrated service system provided by the invention has the advantages that the cloud computing platform is fully utilized to combine power grid data resource with perception data of electric equipment of the user and provide energy efficiency analysis or a power utilization scheme for the user, therefore the demands of power consumers for power utilization service is met to the largest extent and the integration of an intelligent power grid with the Internet of things and the Internet is promoted effectively, thus forming interaction between the intelligent power grid and the economic society.

The invention provides a lightweight composite external wall panel and preparing method, which is composed of fabric reinforced cement flat and loading layer, wherein the loading layer is steel net reinforced light aggregate concrete layer; the fabric reinforced cement flat is composed on each side; the thermal insulation material is filled in the hollow cavity. The preparing method comprises the following steps: A. putting the fabric reinforced cement flat in the mould two sides; B. places the steel net with thermal insulation material in the middle between two fabric reinforced cement flats; C. pouring the light aggregate concrete among two fabric reinforced cement flats and thermal insulation material; D. waiting the mould demoulding to generate lightweight composite external wall panel.

The invention relates to the technical field of preparation of electrochemical cell electrode materials, and provides a carbon-coated polysulfide heterojunction material, which is composed of a core body and a shell body coating the outer side of the core body, wherein the core body is a polysulfide heterojunction and the shell body is a carbon layer. The polysulfide heterojunction is a mixture oftwo or more transition metal sulfides. The method for preparing the polysulfide heterojunction material is easy to operate, low in processing cost, good in treatment effect, wide in application range, recyclable and friendly to environment. The material is coated with carbon and is used as an electrochemical cell electrode material to solve the technical problem of low ion and electron transmission speed in the electrode material in the prior art, thereby achieving a high reversible capacity and good rate performance.

The invention discloses a novel perovskite structure high-entropy ceramic and a preparation method thereof. The structure of the ceramic is an ABO3 type perovskite structure, the A-site element is Sr, and the B-site element is Zr, Hf, Ce, Yb and Me which are in an equal molar ratio. The preparation method comprises the following steps: putting the components into a mortar, adding absolute ethyl alcohol, and performing grinding; performing drying in a drying oven after the grinding, then transferring dried material into a muffle furnace for pre-calcining, and naturally cooling obtained material to room temperature to obtain a ceramic powder; putting the ceramic powder into the mortar, adding a polyvinyl alcohol aqueous solution and absolute ethyl alcohol, performing grinding again, and performing drying and sieving after the grinding is sufficient, adding the sieved ceramic powder into a steel mold of a table type powder tablet press, pre-pressing into a disc-shaped or strip-shaped block material, and then putting the block material into a cold isostatic press for cold isostatic pressing treatment to obtain a ceramic green body; and finally, calcining the ceramic green body in a muffle furnace, and performing cooling in the furnace to obtain the novel perovskite structure high-entropy ceramic. The high-entropy ceramic has the advantages of high stability, low thermal conductivity and relatively high hardness and density.

The present invention provides an interlayer for a laminated glass, which contains a polyvinyl acetal resin, and can be easily bonded to a glass sheet to form a highly transparent laminated glass. And the present invention provides a laminated glass using the interlayer.The interlayer for a laminated glass contains 100 phr of a polyvinyl acetal resin and 42 to 60 phr of a plasticizer, wherein the plasticizer is unsaturated fatty acid alkyl ester having 16 to 20 carbon atoms.

The invention provides a hemostatic material as well as a preparation method and application thereof. The hemostatic material is prepared from nanofiber clusters; the nanofiber clusters are derived from a crosslinked nanofiber material and have dimensions within a range of 5mu m to 500mu m in any direction of a three-dimensional space by taking a geometric center of the nanofiber clusters as a starting point; and / or, the dimensions, represented by a median particle size D50, of the nanofiber clusters in the hemostatic material are in a range of 100mu m to 500mu m; the nanofiber clusters respectively have a porous structure, and the nanofiber clusters respectively have a staggered structure formed by overlapping multiple short nanofibers; the diameters of the short nanofibers are in a rangeof 1nm to 1000nm, and the lengths of the short nanofibers are1000mu m or less; the porosity of the hemostatic material is 50-90%. The hemostatic material provided by the invention has excellent tissue adhesion property and a remarkable hemostatic effect; the excellent tissue adhesion property can enable the material to closely adhere to a wound surface during hemostasis, so that the material is prevented from being washed away by blood, the hemostatic effect is significantly improved, and the mutual fusion process of the material and tissues is promoted.

The invention relates to a composite moisture absorption material based on a carbon base and calcium chloride and a preparation method thereof. The composite moisture absorption material comprises a carbon base material and calcium chloride, wherein the carbon base material is activated carbon particles or activated carbon fibers, the mass ratio of the activated carbon particles to the calcium chloride is 36:31-15:1, and the mass ratio of the activated carbon fibers to the calcium chloride is 13:40-5:23. The preparation method comprises the following steps of: soaking the activated carbon particles or the activated carbon fibers in calcium chloride solution with the mass percent concentration of 10%-40% in a vacuum normal temperature for 12-24 hours through an immersion method, and then drying at a temperature of 120-140DEG C for 12-24 hours to obtain the composite moisture absorption material. The composite moisture absorption material has strong moisture absorption capability, stable physicochemical property and strong practicability. The preparation method has the advantages of simple technology, low cost and good application prospect.

The invention relates to the technical field of semiconductor manufacturing, and particularly relates to a preparation method of an OLED (Organic Light-Emitting Diode) device and an OLED display panel. The preparation method of the OLED device comprises the steps of providing a substrate; preparing an anode layer on the substrate; preparing an organic light-emitting layer on the metal anode layer; preparing a cathode layer on the organic light-emitting layer; and preparing a light extraction layer used for extracting different colors of light-emitting materials on the cathode layer, wherein a refractive index of the cathode layer is lower than a refractive index of the light extraction layer. The refractive index of the cathode layer is lower than the refractive index of the light extraction layer, so that extraction can be performed on 80% of light lost inside the OLED device, total internal reflection of partial light in the transmission process is avoided, and the luminous efficiency of the OLED device is greatly improved.

The invention discloses a Chinese eaglewood Pu'er tea which is prepared by mixing Pu'er tea and Chinese eaglewood. The tea is characterized in that the Chinese eaglewood material is in a form of Chinese eaglewood powder with a specification of 100-130 meshes, and a mass ratio of Chinese eaglewood to Pu'er tea is 1:(30-40). The invention also discloses a preparation method of the Chinese eaglewood Pu'er tea. The Chinese eaglewood Pu'er tea provided by the invention has a series of advantages such as fully combined dual effects of Chinese eaglewood and Pu'er tea, easy-to-absorb Chinese eaglewood functional components, low Chinese eaglewood usage amount, and the like.

The invention discloses a wood plastic clothes rack and a preparation technology thereof.The wood plastic clothes rack is prepared from, by weight, 5-40 parts of plant fiber powder, 5-130 parts of polymers, 1-6 parts of a heat stabilizing agent, 1-5 parts of plasticizer, 0.5-4 parts of a lubricating agent, 0.6-10 parts of a modifying agent, 1-4 parts of compatilizer, 0.5-2.5 parts of a coupling agent, 0.5-2.5 parts of a foaming agent, 3-8 parts of a foaming regulating agent, 5-15 parts of a nucleating agent, 4-9 parts of a reinforcing agent, 1-10 parts of a curing agent, 3-6 parts of glass fibers, 0.5-4 parts of antioxidant, 1-2.5 parts of an ultraviolet absorbing agent and 0-1.5 parts of a coloring agent.The wood plastic clothes rack has good mechanical strength, has the advantages of being resistant to corrosion, scratches, aging and damage caused by worms and is long in service life.

The invention relates to an embedded water tank which comprises a tank body, a surrounding strip and a mounting plate, wherein, the surrounding strip and the tank body can be integrally molded, or separately molded, and then the surrounding strip is connected with the tank body in a way of welding or gluing; the mounting plate is made of mineral filling type polymer composite material and is attached on the surrounding strip by vacuum forming, thus the whole surrounding strip can be wrapped up. The surrounding strip is also provided with a convex part and a through area which are filled with the mounting plate made of the mineral filling type polymer composite material, so that the mounting plate can form a whole and firmly combined with the surrounding strip. In the process of late stage installation, the embedded water tank can realize seamless abutting joint together with a table-board of a cabinet table of an integral kitchen, so that the problem of water seepage possibly existing in the using process of the embedded water tank can be completely avoided. Furthermore, the embedded water tank is also suitable for a bathroom and public facilities.

The invention provides a core-shell structure acrylate emulsion, a preparation method and applications thereof, wherein the shell-layer polymer of the core-shell structure acrylate emulsion has a number average molecular weight of 50000-250000, the number average molecular weight of the core-layer polymer is greater than the number average molecular weight of the shell-layer polymer, the shell-layer polymer and / or the core-layer polymer has a hydroxyl functional group, and the shell-layer monomer for preparing the shell-layer polymer and the core-layer monomer for preparing the core-layer polymer respectively comprise a caprolactone-modified acrylate monomer. According to the present invention, the coating material prepared based on the core-shell structure acrylate emulsion has low VOC, and the paint film has characteristics of good gloss, chemical resistance, impact resistance and the like.

The invention discloses an environment-friendly antiseptic water paint capable of efficiently releasing anions and a preparation and construction technology thereof, and belongs to the field of environment-friendly water paint preparation and construction technologies. The environment-friendly antiseptic water paint is characterized by comprising a priming paint, a middle-layer paint and a surface paint. After coating of the water paint, environmental protection is achieved, no pollution is caused, anions can be released continuously in a living room, the sterilized and antibacterial effects are achieved, initiative purification can be achieved so that the life quality of living space can be improved, and the environment-friendly antiseptic water paint is beneficial to health when adopted for a long time; meanwhile, the construction method is simple, perfect implementation can be performed even by unprofessional personnel, the coating effect is good, and the using requirement of consumers can be met.

The invention relates to an improved glass fiber reinforced PC / ASA (Poly Carbonate / Acrylonitrile Styrene Acrylate) composition, which is characterized by comprising the following components in parts by weight: 60 parts of polycarbonate (PC), 30 parts of alkali-free short glass fibers, 5 parts of acrylonitrile-styrene-acrylate (ASA), 1-20 parts of flexibilizer, 1-10 parts of fire retardant and 1-10 parts of flowable agent, wherein the flexibilizer is at least one selected from ethylene-octylene copolymer, ethylene-butene copolymer, ethylene-propylene copolymer and styrene-butadiene copolymer; the fire retardant is at least one selected from triphenyl phosphate, tricresyl phosphate and bisphenol A diphenyl biphosphate; the flowable agent is at least one selected from ethylene bis stearamide (EBS), pentaerythritol stearate (PETS), PE (Poly Ethylene) wax and PP (Poly Propylene) wax. Compared with the prior art, the compositional formulation of the improved glass fiber reinforced PC / ASA composition is simple and requirements for the properties of the product raw materials are low; as a result, the produced composition is easy to control in quality, and simultaneously enhanced in performance indexes such as bending strength, bending modulus and the like.

The present invention relates to a high-performance asphalt composition and a preparation method thereof, wherein the high-performance asphalt composition comprises petroleum asphalt and polyimide powder accounting for 5-15% of the weight of the petroleum asphalt, and the polyimide powder has a particle size of 400-500 mesh, and is self-end-capping trapezoidal polysiloxane modified polyimide powder. According to the present invention, the high-performance asphalt composition has advantages of crack resistance, rutting resistance and flame retardancy, and cannot produce penetration or crackingin a low temperature and humid environment.

The invention discloses a processing method for improving the hardness of a cedar craft. The method comprises the following steps of (1) activating treatment, wherein a cedar product is immersed in a hormone solution and a plant alkaloid solution respectively to be subjected to immersion treatment; (2) antibacterial immersion, wherein the activated product is immersed in a sterilization solution to be subjected to vacuum steaming; (3) ionization treatment, wherein on-load voltages of 120-130 V and 150-156 V are used for ionization respectively, and two cycles of ionization treatment are carried out in the conditions of 92-97 DEG C and 115-120 DEG C; (4) magnetizing curing, wherein the ionized product is immersed in an alkaloid solution to be subjected to magnetizing treatment at the frequencies of 1-2 MPa and 3-4 MPa respectively; (5) drying, wherein the product is dried to the water content of 6-8% at 60-65 DEG C. According to the cedar craft processed by the method, the Rockwell hardness is improved by 116 HR, the tensile strength is improved by 29 MPa, the absorptive performance is reduced by 13.8%, and the flame retardance is improved by 25 S.

The invention relates to the field of dressing auxiliary therapy, in particular to a cold-compress dressing and dressing paste containing the cold-compress dressing. The cold-compress dressing is prepared from the following components in parts by mass: 250-300 parts of a gel matrix, 50-100 parts of ionized water, 20-50 parts of medicinal alcohol, and 30-70 parts of traditional Chinese medicine powder. The unique traditional Chinese medicine powder is added to the cold-compress dressing, so that blood activating and stasis dispersing to a disease part can be effectively cooperatively realized,and meanwhile, ice-cold feeling can be brought to the disease part, and pain is alleviated; after a liquid medicine is injected through a drainage short pipe, a blocking stopper is closed, so that medicine permeation can be further effectively improved, and the therapeutic effect is guaranteed; while the medicine enters, the medicine can be transitorily stored in a sucker cavity, so that a contactarea between the liquid medicine and the skin disease part is increased, and medicine permeation efficiency is improved; and while the cold-compress dressing is prepared, the medicinal alcohol is added after cooling, so that high-temperature volatilization of the medicinal alcohol can be effectively reduced, permeability of the alcohol in the dressing is improved, and the heat-absorbing effect ofthe cold-compress dressing in later use is guaranteed.

The invention discloses a flame-retardation and heat-insulation material. The flame-retardation and heat-insulation material comprises, by weight, 80-120 parts of styrene, 200-350 parts of water, 80-120 parts of a polyvinyl alcohol solution, 3-6 parts of calcium stearate, 0.8-1.2 parts of tributyl phosphate, 2.4-3.6 parts of melamine cyanurate, 2-4.3 parts of aerosil, 1.4-2.6 parts of dicumyl peroxide, 1.5-2.5 parts of sodium dodecylbenzene sulfonate, 10-18 parts of pentane, 79.7-99.3 parts of a compound flame retardant, 2-4 parts of phenolsulfonic acid, 3-5 parts of 3-aminopropyltriethoxysilane, 10-20 parts of sodium silicate, 4-6 parts of a Ca / Zn composite stabilizer and 2-4 parts of an antioxidant 1010. The invention also discloses a preparation method of the flame-retardation and heat-insulation material. The flame-retardation and heat-insulation material has the advantages of good flame retardation property, high heat insulation performance, simple operation and industrial production facilitation.

The invention relates to a making method of a red jujube coffee beverage. The making method comprises the steps of pretreating coffee, pretreating jujubes, obtaining red jujube juice, preparing jujubeessence modified release capsules, stachyose granules and milk foams, then performing mixing and filling and the like. According to the making method disclosed by the invention, the milk foams are created, the film formation property and the elasticity of gelatin are utilized, milk foam skins are made, fresh milk (liquid) is injected to the milk foam skins through an injector, and the diameters of the milk foams are 6-10mm. When a barbed screen cloth is in contact, outer layers of the milk foams are punctured, and coffee and milk are mixed, so that the mouth feel is improved.

The invention discloses a heat insulation material with good flame resistance and high mechanical strength. The heat insulation material comprises, by weight, 80-120 parts of styrene, 3-5 parts of aerosil, 100-300 parts of an aqueous solution of polyvinyl alcohol, 4-6 parts of sodium tripolyphosphate, 1-3 parts of benzoyl peroxide, 55-65 parts of phenolic resin, 20-35 parts of methylvinyl MQV silicone resin, 7-9 parts of polyethylene glycol, 2-6 parts of laurinol, 17-27 parts of diaminocyclohexane, 12-20 parts of cyclopentane, 30-40 parts of a compound flame retardant, 1-2 parts of a rare earth stabilizer, 2-4 parts of a Ca / Zn composite stabilizer, 1-2 parts of dicumyl peroxide, 2-4 parts of stearic acid, 1-2 parts of zinc oxide, 3-5 parts of bis(P,P-bis-ethylhexyl diphosphato)ethanediolato titanate and 1-3 parts of an antioxidant 1076. The invention also discloses a preparation method of the heat insulation material with good flame resistance and high mechanical strength. The heat insulation material has the advantages of good flame resistance, high heat insulation performance and high mechanical performances.

The invention belongs to the field of forming of track shoes, particularly relating to a composite-structure track shoe and a forming method thereof. The composite-structure track shoe is characterized in that an inducing tooth wear-resistant insert (2) is inlaid in an inducing tooth part of the upper part of a track shoe body (1); a grouser wear-resistant insert (3) is inlaid in a landing grouser part of the lower part of the track shoe body; a pin hole reinforcing insert (4) is inlaid in a pin hole part in the middle of the track shoe body; and the lightweight high-strength and high-wear-resistance composite-structure track shoe is prepared by a rheological extrusion casting and inlaying forming method. The composite-structure track shoe is light in weight, an aluminum alloy body is high in structural strength, the strength of the composite-structure track shoe is close to that of a forged aluminum alloy track shoe, requirements on the strength of a tracked vehicle are met, and by a casting and inlaying structure, the problem that the aluminum alloy track shoe is poor in local wear resistance and low in performance is solved. By the forming method, near net shaping of a complicated structure of the composite-structure track shoe can be realized. The composite-structure track shoe has the advantages of convenience in operation, high machining efficiency, long service life of a mold, few followed-up machining and high material utilization.

The invention discloses biscuits for clearing away heat and toxic materials and a preparing method thereof. The biscuits are prepared from, by weight, mung bean powder, oat powder, pumpkin powder, cucumbers, snow lotus herb, water chestnut, liquorice root, spreading hedyotis herb, spica prunellae, cape jasmine, folium isatidis, egg white, palm oil, baking powder, table salt and water, and the biscuits for clearing away heat and toxic materials are obtained through stock solution extraction, flour screening, dough forming through stirring and uniform mixing, rolling and forming, baking, screening and packaging. The preparing method of the biscuits is simple and fast, the raw materials for preparing the biscuits are rich in nutrition, and the biscuits have the effects of clearing away heat and toxic materials and are low in sugar, oil and calorie content, capable of effectively solving the problems of excessive endogenous fire and poxes and suitable for people in all age groups.

The invention relates to a lightweight compounded outer wallboard and the manufacturing method thereof. And it is compounded of fiber or wire fabric reinforced cement slab and bearing layer, where the bearing layer is made of reinforcing fabric reinforced light aggregate concrete, one or two sides of the bearing layer are combined with cement slabs and a cavity in the bearing layer is enveloped by light aggregate concrete and full of heat insulator. And its manufacturing method comprises a process as follows: A. placing cement slabs on one or two sides in a die space; B. placing reinforcing fabric provided with heat insulator in the middle by the cement slabs in the die space; C. pouring light aggregate concrete in the die space to bury the reinforcing fabric; and D. staying, curing and hardening and then demoulding to make it. And the method is simple, practical, high-efficiency and it has advantages of lightweight, high intensity, strong bearing capacity, good heat insulating property, seismic resistance, seepage prevention, etc.

The invention provides steel slag asphalt concrete with good anti-rutting performance and a preparation method thereof. The steel slag asphalt concrete with good anti-rutting performance comprises thefollowing raw materials: cement, coarse aggregate, fine aggregate, asphalt, filler, a fiber stabilizer and a phase change material. The steel slag asphalt concrete is mainly composed of cement, coarse aggregate, fine aggregate, asphalt, filler, a fiber stabilizer and a phase change material; by means of the fiber stabilizer, mutual combination of the raw materials can be promoted, and the viscosity of the asphalt mixture is further improved, so that good low-temperature anti-cracking performance is achieved; by means of the phase change material, the cement and the fine aggregate, the steel slag is added into the concrete, so that a certain neutralization effect on chemical components in the steel slag is achieved, great reaction with the chemical components in the steel slag is avoided,the original physical properties of the raw materials are maintained, the stability of the concrete is further improved, the anti-rutting performance of the concrete is further improved, and the service life of the concrete is prolonged.

The invention provides an electroless nickel-phosphorus plating method for an austenitic stainless steel surface. Cleaned austenitic stainless steel is activated, a nickel layer is activated after assistant nickel layer electroplating, then electroless nickel-phosphorus plating is conducted, and finally hardening heat treatment is conducted. The thickness of electroless plated layers is increased,the adhesive force is improved, all the plated layers are well integrated mutually and are not liable to fall off, and thus the product quality is greatly improved; and due to the fact that the nickel content and the phosphorus content of the austenitic stainless steel surface are increased, the hardness and the corrosion resistance of the austenitic stainless steel surface are greatly improved.

The invention relates to myopia-preventing printing ink capable of effectively absorbing high-energy harmful blue light and a preparation and spraying method thereof, wherein the myopia-preventing printing ink comprises an inorganic pigment, vegetable oil, calcium carbonate, acrylic resin and a defoaming agent, and is characterized in that the myopia-preventing printing ink comprises 45-55 parts of the inorganic pigment, 20-25 parts of the vegetable oil, 5-15 parts of the calcium carbonate, 5-10 parts of the acrylic resin and 2-2.5 parts of the defoaming agent. The myopia-preventing printing ink has the beneficial effects that the finished product ink is fine in particles, bright in color, strong in covering power, small in apparent specific volume, excellent in resistance and extremely high in chemical stability and high-temperature resistance, and high-energy harmful blue light with the wavelength ranging from 410 nm to 460 nm can be effectively absorbed after the paper is coated andprinted on site. The main wavelength of a printed finished product is in an accurate range of 572 + / -5 nm; the spectral point color has bright vision spectral light visual efficiency of 95% or more,and does not change along with different light intensities, so that frequent adjustment of eyes caused by light intensity change can be reduced, visual fatigue is relieved to the maximum extent, damage to vision is reduced, and the effects of protecting vision and preventing myopia are achieved.

The invention belongs to the technical field of daily chemical, and for solving the shortcomings that a conventional laundry detergent is not clean in rinsing, is poor in detergency ability and hurts hands and the like, provides an amino acid-containing easy-to-rinse underwear laundry detergent and a preparation method thereof. The laundry detergent formula comprises sodium ethoxylated alkyl sulfate, fatty alcohol polyoxyethylene ether, saturated fatty acid, unsaturated fatty acid, alkalis, citric acid monohydrate, ethylenediamine tetraacetic acid disodium salt, lauramidopropyl betaine, an amino acid surfactant, sodium chloride, a styrene acrylic acid copolymer, a flavor, a preservative and deionized water. The laundry detergent allows the components to cooperate with each other, is strong in detergency, is easy to rinse, does not hurt skin, cares both hands, and has no greasy feeling when used for washing with hands.