41results about How to "Good environmental performance" patented technology

The invention provides mixed insulating oil which has high degree of water saturation and can effectively restrain the aging of insulating paper. The mixed insulating oil contains the following raw materials in percentage by weight: 15-25 percent of plant oil and 75-85 percent of mineral insulating oil. Compared with the prior transformer oil, the mixed insulating oil has better oxidation stability and environmental-friendly performance as well as higher breakdown voltage and can effectively restrain the aging of the insulating paper so as to prolong the service life of a transformer, reduce the equipment fault and improve the safety and the reliability of the operation of the transformer. In addition, the invention also provides a preparation method of the mixed insulating oil.

The invention relates to a particle material for producing a beer and beverage crown cap polyolefin gasket and a preparation method thereof. The material of the crown cap gasket for beer and beverage is mostly prepared from a polrvinyl chloride; and because the material of the crown cap gasket for beer and beverage contains a plasticizer, a stabilizer, vinyl chloride monomer residue in polrvinyl chloride and the like, the edible safety problem exists. The particle material is prepared by the following steps: mixing the following raw materials in parts by weight: 58.1-72.5 parts of low densitypolyethylene, 18.2-39.4 parts of thermoplastic elastomer, 2.5-8.5 parts of antioxidant master batch and 0-0.8 part of coloring master batch; and then extruding, granulating, water cooling, screening and drying; and finally cooling to form the particle material finished product. According to the invention, a safe material is adopted to replace an limited material, thus edible safety is ensured, and the particle material also has the advantage of good environmentally-friendly property and is beneficial to human body health, and food package amount is greatly reduced.

This invention belongs to chemical category, it is complex salt field. It is consisted by three, four, five kind of water, calcium nitrate, calcium chloride, magnesium chloride, aluminum chlorate or polyaluminium chloride, calciuim hypochlorite, sodium hypochlorite, sodium peroxide seven chemical materials, and at least two kinds of dium metasilicate, sodium molybdate, sodium tripolyhosphate, benzapyrene three nitrogen azole, sodium benzoate and water quality stabilizer-PTX-CS used as corrosion inhibitor. Its sleet melting and snow removing velocity is quickly, environmental capability is good, and it can efficiently reduce the corruption to metal and cement concrete. Plant growth can be boost, and deodorization, bactericidin, purification water quality, pavement cleaning and other function can be realized to water after cleaning of ice and snow. It can be used widely above -400C, and for protecting city communication through, reducing traffic accident, and ensuring human body and auto safety, it has good effect. Is it fit for city and country road, freeway, airport, plaza, court and bridge.

The invention relates to a urea-formaldehyde resin adhesive containing modified starch emulsion. The urea-formaldehyde resin adhesive containing the modified starch emulsion is prepared from the following raw materials in parts by weight: 10 parts of urea-formaldehyde resin, 1-10 parts of the modified starch emulsion, 2-10 parts of polyvinyl acetate emulsion, 0.3-1 part of a curing agent, 0.9-3 parts of a reinforcing agent, 2-6 parts of a water-based polymer, 0.03-0.1 part of a modifying aid and 0.5-1.5 parts of filler. The adhesive has the advantages that the formaldehyde emission amount is effectively reduced, better environment-friendliness is realized, flexibility of an adhesive layer is improved, drying rate of the adhesive is increased, curing time of the adhesive is shortened, moisture regain rate of the adhesive is reduced, production cost is reduced, and economic benefit is improved.

The invention provides a novel water-based epoxy anticorrosive coating and a preparation method thereof. The anticorrosive coating is prepared by mixing a component A mixed paint with component B curing materials. The preparation method comprises the following steps of: a) preparing a component A color paste; b) preparing a component A mixed paint; c) preparing component B curing materials; and d) mixing the components A and B, thereby obtaining the coating. According to the novel water-based epoxy anticorrosive coating and the preparation method thereof disclosed by the invention, the anticorrosive coating is excellent in environmental friendliness; and according to proper ingredients and amount ratios, the anticorrosive property of the coating is greatly improved, and the anticorrosive coating has high market application value.

The invention discloses an environmentally friendly polyvinyl chloride coating. The coating comprises, by mass, 35-70% of polyvinyl chloride resin, 5-10% of dioctyl phthalate, 5-15% of polyethylene resin, 5-10% of talcum powder, 3-8% of rutile titanium dioxide, 3-5% of polyether modified polysiloxane, 2-3% of N-hydroxyethylethylamine triacetic acid, 1-3% of polyether esteramide, 0.5-1.5% of a calcium and zinc stabilizer, 0.1-0.5% of polyoxyethylene amide, 0.5-1% of calcium stearate and 4-8% of polyisocyanate. The environmentally friendly polyvinyl chloride coating has the advantages of excellent weather resistance, excellent temperature tolerance, excellent corrosion resistance and good environmental protection performance, and can be used in the chemical industry, the petroleum industry, the pharmacy industry and the food industry to form protection coat layers of surfaces of devices, buildings and members.

The invention relates to a coating for copper alloy metal mold casting, and a preparation method thereof. The coating provided by the invention is prepared by selecting talcum powder, mica powder andboron nitride powder as refractory aggregates, sodium bentonite and sodium carboxymethylcellulose as suspending agents, sodium silicate and sodium hexametaphosphate as binding agents, and the balancewater. The novel coating provided by the invention is good in environmental protection performance, the binding strength of the coating and the surface of a die is high, the surface of the die is protected against being erosively worn by an alloy melt, the service life of the die is prolonged, a casting piece has good demoulding performance, smooth surface, compact inner structure, and no defectssuch as shrinkage porosity, air holes and cold shuts, and the surface quality of the copper alloy casting piece is effectively improved.

The invention discloses a degradable environment-friendly shopping bag. The shopping bag is a T-shirt bag or a waistcoat bag, 25-35 microns in thickness, 30-50 cm in length, and 20-30 cm in width, the rim width of the bag is 10-16 cm, and the length of the handle of the bag is 12-16 cm. The shopping bag comprises the following ingredients in parts by weight: 100 parts of vegetable starch, 1-2 parts of stearic acid, 1.5-2.5 parts of calcium stearate, 1.5-2.5 parts of a titanate coupling agent, 4-6 parts of heavy calcium carbonate powder, 2-4 parts of liquid paraffin, 14-16 parts of ethylene-methyl acrylate copolymer, 15-17 parts of low density polyethylene, 6-8 parts of linear polyethylene, and 13-15 parts of high density polyethylene.

The invention provides stainless steel coloring liquid. The stainless steel coloring liquid is characterized in that water is used as a solvent, and a solute comprises 150-550g/L of sodium hydroxide, 1-10g/L of trisodium phosphate and 0-12g/L of sodium nitrate. The invention also provides a coloring method of the stainless steel coloring liquid. The coloring method is characterized in that a pretreated stainless steel sample is used as a positive electrode, a lead plate is used as a negative electrode, and electrolytic coloring is carried out in the stainless steel coloring liquid. The coloring liquid comprises simple ingredients, does not contain harmful heavy metal elements, has better environmental friendliness and is low in cost. In addition, a coloring film formed by using the coloring liquid provided by the invention has good wear resistant property and corrosion resistant property. Further, when the stainless steel sample is subjected to electrolytic coloring, the coloring film obtained by simply adjusting operating parameters according to the change of the solute content in the coloring liquid can take on multiple colors such as light yellow, golden yellow, redness, greenness, navy blue, dark brown and brownness.

The invention discloses a lithium ion battery electrolyte and a lithium ion battery. The lithium ion battery electrolyte comprises the following compositions by mass percentage: 13 to 15 percent of lithium salts, 75 to 82 percent of organic solvent and 3 to 7 percent of additive, wherein the organic solvent is one or more among ethylene carbonate, propylene carbonate, methyl ethyl carbonate, methyl propyl carbonate, dimethyl carbonate, diethyl carbonate, dipropyl carbonate, r-butyrolactone, tetrahydrofuran, acetonitrile, ethyl acetate, ethyl formate, propyl formate and sulfone organic substances; and the additive is one or more among vinylene carbonate, biphenyls, phenylcyclohexane, difluoromethyl methanamide and dimethyl acetamide. The lithium ion battery electrolyte meets the use requirement of a large-current discharge lithium ion battery and can meet the over-charging requirement of 3C10Vl; and the temperature on the surface of the battery is not raised under the condition of large-rate discharge.

The invention relates to a solar backboard with low water vapor permeability. The solar backboard comprises a polyester film, the surfaces at the two sides of the polyester film are each covered with a reflection reducing coating, one side, provided with the one reflection reducing coating, of the polyester film is connected with a weather-resistant layer through a high adhesive coating, the other side, provided with one reflection reducing coating, of the polyester film is also connected with a structure enhancement layer through a high adhesive coating, and the outer side of the structure enhancement layer is also bonded with a weather-resistant adhesive coating; and the high adhesive coatings are formed by copolymerizing maleic anhydride and hydroxyethyl methacrylate, and the polyester film is composed of a biaxially oriented polyethylene terephthalate film prepared by polyethylene glycol terephthalate. The material of the weather-resistant layer of the solar battery backboard is a fluorine-containing weather-resistant layer which has the advantages of low cost, good environmental protection performance and better mechanical performance and bonding strength than a conventional backboard. Through arrangement of the reflection reducing coatings on the surfaces of the polyester film, the transmittance of the film can be improved, and the insulation performance is also greatly improved. The water vapor permeability of the polyester film can reach 0.89g/m<2>, and the surface tension and the water resistance are quite high.

The invention discloses a formula and a production method of a halogen-free antimony-free flame-retardant high-temperature-resistant heat-shrink pipe material. The formula comprises the following components in parts by weight: 10 to 50 parts of polyethylene, 30 to 60 parts of ethylene-methacrylate copolymer, 10 to 35 parts of ethylene-vinyl acetate copolymer, 30 to 80 parts of lithium aluminium silicate, 10 to 30 parts of microencapsulated red phosphorus, 35 to 90 parts of halogen-free composite flame retardant, 0.5 to 2 parts of lubricating agent, 2 to 4 parts of silicone, 0.5 to 1.5 parts ofsensitized crosslinking agent and 3.5 to 6.5 parts of composite antioxidant. The halogen-free antimony-free flame-retardant high-temperature-resistant heat-shrink pipe material has excellent environmental friendliness which can accord with Japan SONY-SS-00259 standard, European Union REACH laws and regulations and RoHS 2.0(2011/65/EU) instruction, and does not contain any halogen such as bromineand chlorine and antimony flame retardants.

The invention discloses a degradable ultra-high molecular weight HDPE composite plastic double-wall corrugated pipe. The double-wall corrugated pipe contains the following components in parts by weight: 40-60 parts of HDPE, 8-18 parts of chlorinated polyethylene, 3-9 parts of polybenzimidazole fibers, 4-10 parts of carbon fibers, 4-12 parts of graphene particles, 3-9 parts of carbon nanotubes, 2-4parts of an antibacterial toughening master batch, 3-9 parts of light calcium carbonate, 5-12 parts of attapulgite powder, 4-10 parts of oxidized polyethlene wax, 1-3 parts of nano-titanium dioxide,1-3 parts of nano-scale silica powder, 1-2 parts of nano-silver and 4-10 parts of a cross-linking agent. The preparation method is simple and good in environmental protection performance. The prepareddouble-wall corrugated pipe has excellent pressure resistance, wear resistance, corrosion resistance and high-temperature resistance and simultaneously has an anti-leakage effect and a long service life.

The invention relates to special anticorrosive paint for environment-friendly equipment. The special anticorrosive paint consists of the following components in parts by weight: 60-78 parts of epoxy resin, 45-47 parts of acrylic resin, 25-29 parts of toluene diisocynate, 6-7 parts of kaolin, 4-6 parts of feldspar, 11-15 parts of glass powder, 6-8 parts of talcum powder, 3-5 parts of a defoaming agent, 2-7 parts of a thickening agent and 15-19 parts of water. Due to the addition of epoxy resin, acrylic resin and toluene diisocynate, the prepared anticorrosive paint is good in water resistance and corrosion resistance, free of toxicity or harm, good in environment-friendliness, free of influence to human bodies, free of peeling when being used on the surface of the environment-friendly equipment and is subjected to wind and rain, and stable in quality.

The invention relates to an environment-friendly waterborne polyurethane adhesive used for a plastic ground and a preparation method thereof and belongs to the technical field of polyurethane application. The environment-friendly waterborne polyurethane adhesive used for the plastic ground is prepared from the following raw materials in percentage by weight: 40-68% of waterborne polyurethane resinA, 30-55% of waterborne polyurethane resin B, 0.1-1% of a base material wetting agent, 0.1-1% of a defoaming agent, 0.1-1% of a rheological agent and 1-9% of a curing agent; and the waterborne polyurethane resin A and B are one of aliphatic series anionic polyurethane waterborne dispersions with the solid contents of 30-70% and 20-40% respectively. The environment-friendly waterborne polyurethaneadhesive used for the plastic ground has the characteristics of long pot life, high strength, rapidness in curing, excellent hardness and toughness, good substrate adhesive strength, simple operation, convenience in construction and environmental friendliness; and the invention also provides a scientific, reasonable, simple and easy preparation method.

The invention discloses a preparation method of a fiber reinforced composite material, and belongs to the field of polymer synthesis and fiber reinforced composite material preparation. The method comprises the following steps: 1, synthesizing a hydroxyl-terminated polyurethane prepolymer; 2, introducing functional groups containing double bonds, carboxyl and the like; 3, adding a diluent to complete resin preparation; 4, preparing sheets according to a formula; and 5, pressing the sheet into a finished product at high temperature on mold pressing equipment. Compared with the prior art, the invention has the following advantages: the pressing process of the resin, the sheet and the composite material finished product is very environment-friendly, and no unpleasant smell is generated; any equipment does not need to be added and the original process is not changed; and the performance of the final composite material product is obviously improved compared with performance of traditional unsaturated resin.

The invention relates to brilliant black environment-friendly printing ink which comprises the following components in parts by weight: 65 parts of pearl powder, 20 parts of carbon black, 60 parts of methyl acrylate, 20 parts of 1,4-butanediol diacrylate, 5 parts of potassium sodium tartrate, 6 parts of aliphatic polyalcohol glycidyl ether, 0.4 parts of polydimethylsiloxane, 0.5 parts of 2,6-dibutyl cresol and 80 parts of mixed solvent. The environment-friendly printing ink adopts the mixed solvent of dimethyl carbonate and polytetrahydrofuran ether glycol with the molecular weight of 800-1000, is basically free of toxic chemicals such as benzene and methylbenzene, is very excellent in environment-friendly property, and has excellent dissolving and dispersing properties for resin and a pigment; good durability is endowed for the printing ink; very good printing quality is represented; the environment-friendly printing ink is suitable for silk-screen printing of the surfaces of glass, a PMMA (polymethyl methacrylate) substrate and a PC (poly carbonate) substrate; and after the printing ink is dried, the printing ink is bright in color, stable in adhesivity, and good in oil resistance and alcohol resistance.

The invention discloses a biomass pellet fuel, which comprises the following raw materials by weight: 5-25 parts of wood chips, 8-24 parts of straw, 6-24 parts of attapulgite, 4-28 parts of montmorillonite, 6-28 parts of red mud, 3-33 parts of dimethylacetamide, 10-40 parts of coal gangue powder, 4-24 parts of willow wood chips, 7-21 parts of ammonium dihydrogen phosphate, 6-18 parts of propanediol butyl ether, 3-25 parts of agricultural and forestry waste, 4-20 parts of calcium carbonate, 2-18 parts of lignite, 4-18 parts of a combustion-supporting agent, 6-18 parts of a potassium removing agent, and 6-14 parts of a safety stabilizer. The biomass pellet fuel of the present invention has advantages of good environmental protection performance, high energy utilization rate, reduction of corrosion on equipment, and the like.

The invention discloses an environmental-friendly flame-retardant sound insulating material which comprises the following components in percentage by mass: 12-20% of an allyl elastomer, 4-10% of linear low density polyethylene, 2-5% of polypropylene, 30-50% of heavy packing, 30-40% of a flame retardant and 1.2-4.5% of aids. The invention further provides a preparation method and application of theenvironmental-friendly flame-retardant sound insulating material. The environmental-friendly allyl elastomer is adopted as a basic resin, synergic effects of the components are taken into play, and the finally prepared sound insulating material has excellent sound insulation, flame retardancy, environment protection and thermal resistance.

The invention discloses an environment-friendly antibacterial packaging bag and an antibacterial film preparation method thereof. The environment-friendly antibacterial packaging bag is prepared from,by weight, 30%-42% of epoxy resin, 6%-11% of lubricating solvent, 16%-21% of antibacterial raw materials, 12%-16% of coloring solvent, 14%-26% of environment-friendly solvent, 40% of epoxy resin, 7%of lubricating solvent, and 17% of the antibacterial raw material. According to the environment-friendly antibacterial packaging bag and the preparation method of the antibacterial film of the environment-friendly antibacterial packaging bag, the epoxy resin, the lubricating solvent, the coloring solvent, the environment-friendly solvent, the antibacterial raw materials and the antibacterial filmare arranged, the plastic packaging bag can be prevented from adhering to a metal mold during forming, meanwhile, the surface of plastic can be smooth and attractive, and the color of the plastic packaging bag is increased; the environment-friendly performance is excellent, the antibacterial effect of the packaging bag can be improved, the use strength of the outer surface is improved, the packaging bag is not prone to damage, and a better use prospect is brought.

The invention relates to the technical field of paint, in particular to environment-friendly interior wall paint and a preparation method thereof. The environment-friendly interior wall paint is prepared from the following raw materials in parts by weight: 30 to 60 parts of acrylic emulsion, 20 to 40 parts of polyurethane emulsion, 15 to 40 parts of filler, 10 to 30 parts of polyhydroxy compound,2 to 10 parts of defoaming agent, 3 to 10 parts of dispersing agent, 0 to 10 parts of other auxiliary agents and 100 to 150 parts of water. The environment-friendly interior wall paint is excellent inenvironmental protection performance, good in constructability, good in leveling property, excellent in scrubbing resistance, smooth in paint film, suitable for surface coating of different materialssuch as indoor wall surfaces, ceilings, brick structures and asbestos boards, good in covering power, high in coating rate, high in adhesive force and capable of effectively preventing cracking; meanwhile, the scrubbing frequency is high, the waterproof performance is good, the paint can be sprayed on a concrete wall surface and a metal pipeline for a long time, and no pungent smell exists duringspraying.

The invention provides a mixed refrigerant replacing HCFC-22 as well as a preparation method and application thereof. Under the working condition of high temperature, the mixed refrigerant is formed by 76-90% of fluoroethane, 1-11% of propylene and 1-23% of propane by mass percent. Under the working condition of medium temperature, the mixed refrigerant is formed by 1-92% of fluoroethane, 1-52% of propylene and 1-79% of propane by mass percent. During preparation, fluoroethane, propylene and propane are mixed uniformly in a liquid state in proportion. The mixed refrigerant has the advantages that the ODP (ozone depletion potential) is equal to 0; the GWP (global warming potential) is less than 12; the evaporation pressure, the condensation pressure, the pressure ratio and the standard boiling point of the mixed refrigerant are close to the evaporation pressure, the condensation pressure, the pressure ratio and the standard boiling point of HCFC-22; the temperature glide is less than 3K; the cycle performance coefficient, the unit mass refrigerating capacity, the unit volume refrigerating capacity and the standard volume refrigerating capacity of the mixed refrigerant are better than the cycle performance coefficient, the unit mass refrigerating capacity, the unit volume refrigerating capacity and the standard volume refrigerating capacity of HCFC-22; the unit mass power consumption and the exhaust temperature of the mixed refrigerant are lower than the unit mass power consumption and the exhaust temperature of HCFC-22; the mixed refrigerant can serve as a long-term substitute of HCFC-22 and can reduce the charge and energy consumption.

An environment protection type composite decorative board is made up of two surficial middle-density fibrous boards and central wood sheet through abrasing and flatening said central wood sheet, coating non-toxic emulsoid on the surface of said fibrous boards and wood sheet, and pressing at 0-10 deg.C (or 25-35 deg.C) under 40 tons of pressure for 20 hrs (or 12 hrs). It can not release harmful gas.

The invention provides a zero-emission type air conditioner oil fume purifier in order to solve the problem of oil fume pollution of commercial and household kitchens. The zero-emission type air conditioner oil fume purifier is characterized in that a range hood adopts the air conditioner principle, oil fume waste gas is cooled and purified, and pure low-temperature air is emitted indoors. An airconditioner type oil fume cooling device, an oil fume separating device, an air purifying device, an oil-water separating and recycling device and a sewage purifying device are arranged in the range hood, the problems that the kitchen is difficult to resist high temperature, oil fume pollutes air, and kitchen ware is dirty are solved, and zero emission of oil fume and environment protection are achieved.

The invention discloses a preparation method of fireproof non-toxic automotive interior organic silicon leather. The method includes the steps: mixing and defoaming appropriate parts of organic silicon resin, organic solvents, color paste and platinum catalysts by the aid of machinery, coating the surface of suitable release paper with mixture, and drying and curing the release paper coated with the mixture in a dryer with the temperature of 125-135 DEG C to obtain a surface layer; coating the surface of the surface layer with appropriate parts of organic silicon resin, organic solvents, colorpaste and platinum catalysts, fitting a substrate with the surface layer before curing, and drying and curing surface layer fitted with the substrate to obtain a bonding layer combined with the substrate; ageing the bonding layer for 4-6 hours, and performing separating and winding; transferring a wound semi-finished product into a post-treatment workshop, uniformly stirring and mixing appropriate parts of organic silicon resin, organic solvents, platinum catalysts and nano-silicon dioxide by the aid of machinery to prepare a surface treatment agent, printing the surface treatment agent ontothe surface of the semi-finished product organic silicon leather, and drying and curing semi-finished product organic silicon leather to obtain finished product organic silicon leather. The organic silicon leather is free from toxicity, resistant to fire, good in abrasion resistance and long in service life, and VOC (volatile organic compound) release is low.

The invention discloses an environment-friendly preparation process of a light magnesium oxysulfate wall material, which comprises the following steps: S1, mixing light calcined magnesia powder, a magnesium sulfate solution and a magnesium oxysulfate modifier to obtain a first mixture; S2, mixing polystyrene particles, a foaming agent, an active filler, foaming agent foam and the first mixture toobtain a second mixture; S3, injecting fibers and the second mixture into a mold of which the bottom is provided with a layer of laid glass fiber net, sending the material into a forming machine for natural forming, and laying a layer of glass fiber net at the top of the mold; and S4, conducting demolding, naturally forming the sample at normal temperature, and then naturally conducting curing. Inthe environment-friendly preparation process of the light magnesium oxysulfate wall material, no pollutant is discharged, and the light magnesium oxysulfate wall material has good environment-friendly performance. The light magnesium oxysulfate wall material produced by the invention has the advantages of good sound insulation, bending resistance, bearing resistance and anti-halogenation effect,the fire resistance reaches the A1-level standard, and meanwhile, the requirements of light products are met.

The invention discloses a progressive mold pressing technology and a device of an environment-friendly car door trim panel made of a natural fiber composite material. A four-station progressive mold is designed according to the forming characteristics of the car door trim panel made of the natural fiber composite material. The technology specifically comprises the steps as follows: heating core fibrofelt in the first station; heating surface fibrofelt, and performing compression molding forming on a core plate simultaneously in the second station; performing the compression molding forming on a face plate and the core plate, bonding the face plate and the core plate together, and bonding required plastic inserts on the surface of a core layer or a surface layer simultaneously in the third station; and performing punching and blanking operation to obtain the car door trim panel in the fourth station. The production technology overcomes the disadvantages of complicated structure, high cost and low efficiency of a compound mold of the car door trim panel made of the natural fiber composite material, thereby facilitating automatic production.

The invention discloses a mixed working medium of a high temperature heat pump in the utilization of the terrestrial heat of a coal mine. The mixed working medium comprises one or two kinds of HFO-1336mzz(Z), HFC-134a, HFC-236ea, HFE-245fa2, HFC-227ea, HFC-245fa and HFE-7000. The mixed working medium disclosed by the invention is nonflammable, the ODP is equal to zero, an ozone layer is not destroyed, the GWP is lower, and the mixed working medium conforms to environmental protection performance requirements; under the designed working conditions, the heating performance coefficient is about 5.54, the heating load of a unit volume is about 1500kJ/m3, and the thermal working performance is better.

The invention discloses a production process for an aqueous environmental-friendly heavy anti-corrosion coating. The production process is simple and easy to achieve, no organic solvent is used in the production process, and the coating is good in environment-friendly property; the water resistance and the salt water resistance of the coating are relatively better than those of a product in the market, the acid resistance and the alkali resistance of the coating are both as long as 500 hours or greater, the salt mist resistance of the coating is as long as 1000 hours or greater, the hardness of the coating is up to grade H, that is, the hardness of the coating is 2 grades higher than that of the product in the market, and the coating has remarkable market competitive advantages.

The invention discloses a starch adhesive for beer label paper. The starch adhesive comprises the following components in parts by weight: 40 to 50 parts of cassava starch, 20 to 30 parts of corn starch, 10 to 20 parts of glutinous rice starch, 6 to 8 parts of sodium carbonate, 2 to 4 parts of boric acid, 2 to 3 parts of sodium sulfite, 2 to 3 parts of polyvinyl alcohol, 0.5 to 1 part of a defoaming agent, 2 to 3 parts of a mildew preventive, 0.8 to 1.2 parts of a curing agent and 30 to 40 parts of deionized water. The starch adhesive for the beer label paper, provided by the invention, is good in environment-friendly performance and good in adhesive property.