40 results about "Starch paste" patented technology

The invention discloses a high-flame-retardant plate and a production process thereof, and relates to the technical field of flame-retardant materials. The high-flame-retardant plate is prepared from the following raw materials in parts by weight: 90 to 110 parts of magnesium oxide, 15 to 20 parts of magnesium chloride, 30 to 35 parts of magnesium sulfate, 1.5 to 3 parts of modified polyvinyl alcohol, 1 to 2 parts of starch, 0.3 to 0.8 part of modified borax, 0.2 to 0.5 part of silane coupling agent KH-550, 1 to 2 parts of absolute ethyl alcohol, 2.5 to 3.5 parts of nano zinc borate, 2 to 4 parts of chlorinated paraffin-70, 0.5 to 1 part of nano titanium dioxide, 5 to 10 parts of basalt fiber and 0.2 to 0.5 part of calcium stearate. And 90 to 110 parts of deionized water. The raw materials of the high-flame-retardant plate are subjected to condensation cross-linking and nanometer enhancement of the modified polyvinyl alcohol and esterification and chelation treatment of the modified borax, so that the flame-retardant compatibility is improved. In production, pre-dispersion of the silane coupling agent and synergistic mixing of the starch paste are matched with precise viscosity regulation and control and stepped sanding, so that uniformity of the slurry is ensured. And hot pressing parameters are optimized, so that the plate is high in density and excellent in flame retardance and surface precision.

The present application relates to yogurt performance prediction, in particular to a starch swelling volume detection method and application in predicting yogurt stability. The starch swelling volume detection method comprises: subjecting starch paste obtained by gelatinization reaction of the to-be-detected starch in a solvent system to cold storage and standing, and then observing the volume of starch precipitation; the solvent system is selected from one or more of a water system, an emulsion system and a plant-based system. The method of the present application has wide application range, and can objectively and accurately evaluate the gelatinization degree of starch, directly observe the swelling degree of starch, and thus indirectly evaluate the stability system of yogurt.

The application provides a preparation method of corn starch gel and relates to the technical field of food processing.The preparation method of the waxy corn starch gel comprises the following steps: mixing amylose paste and waxy corn starch paste, and obtaining the gel after injection molding and standing; the mass ratio of the amylose in the amylose paste to the waxy corn starch in the waxy corn starch paste is 0-1:2-3.The three-dimensional network structure of the waxy corn starch gel is more uniform and the pore size is smaller after adding the amylose in the waxy corn starch, the amylose is closely covered on the waxy corn starch gel matrix, a more stable network structure is formed, and the gelatinization characteristics of the waxy corn starch are improved.

The invention discloses a method for improving 3D printing characteristics of starch gel through rapeseed protein high internal phase emulsion, and belongs to the technical field of food 3D printing. According to the method, modified rapeseed protein-quercetin compound stable high-internal-phase emulsion and starch gel are used as raw materials, the high-internal-phase emulsion is mixed with starch paste according to different proportions, and 3D printing is carried out. By adding the modified rapeseed protein-quercetin compound high internal phase emulsion, the viscosity of starch paste can be effectively reduced, the printing precision is improved, the phenomena such as chapping caused by moisture evaporation of gel are relieved, and the 3D printing characteristics of the starch gel are improved. According to the novel technology disclosed by the invention, room-temperature extrusion of the starch gel can be realized, the surface of a product is prevented from being cracked and hard, slow release of active ingredients can be realized, and the swallowing difficulty of the product is reduced. The method is easy to operate, the quality of printed products is good, and meanwhile application of the rapeseed protein and the starch gel thereof in the field of food 3D printing can be expanded.

This invention discloses a starch-quercetin complex enzymatic hydrolysate, its preparation method, and its application, relating to the field of starch preparation technology. The preparation method of the starch-quercetin complex enzymatic hydrolysate includes the following steps: mixing starch and water, heating and gelatinizing to obtain a starch paste; mixing the starch paste and quercetin, stirring to obtain a starch-quercetin complex gel; and mixing the starch-quercetin complex gel and pullulanase under pullulanase enzymatic hydrolysis temperature and pH conditions to perform enzymatic debranching reaction, obtaining the starch-quercetin complex enzymatic hydrolysate. By mixing starch and quercetin to form a complex before enzymatic debranching treatment, the local inhibitory effect of quercetin on the starch debranching process is utilized, achieving directional regulation of starch chain length distribution, selectively enriching the long branches in DP25-76, ultimately reducing the content of rapidly digestible starch and increasing the content of slowly digestible starch and resistant starch, thus altering the digestibility of starch.

The application provides application of a modified oxidized polyethylene wax dispersion liquid in starch aging prevention, is used for cooking of raw starch, can significantly reduce the 325 mesh residue of starch paste, improves the cleanliness of the paper machine sizing system, reduces the generation of coating marks and other paper diseases; meanwhile, the viscosity stability of the starch paste is obviously improved, and the aging performance is improved. The starch paste can be used in the papermaking industry, and the tapioca starch can be replaced in a large proportion, and the application direction is widened.

The invention provides a method for detecting amylase in oyster sauce, which is based on configuration and culture of a buffer solution, a blank control sample and a to-be-detected sample, and finally by observing starch paste states of the to-be-detected sample and the control sample, whether the starch paste state of the to-be-detected sample is thinned is observed, and then whether the to-be-detected sample contains amylase is judged. The method can intuitively and efficiently detect whether the raw material contains amylase, and avoids the technical problems that the color of the oyster sauce finished product interferes with the detection result, the degradation effect of microorganisms on starch causes'false positive 'and the acid degradation effect of acidic raw materials on starch causes'false positive' in the prior art. The oyster sauce finished product is fully prevented from being thinned in the shelf life, and the product quality is ensured.

This invention relates to a method for preparing a nano-starch-based glutinous rice ball conditioner. First, starch is sequentially debranched using pullulanase and then fractionated by alcohol precipitation to obtain debranched and fractionated starch components with different chain length distributions. These debranched and fractionated starch components are dispersed in water and gelatinized at 85-95°C for 5-20 min to prepare a 1%-10% (w / v) starch paste. The paste is then homogenized under high pressure at 10000-20000 rpm for 1-5 min, followed by the addition of 50-200 mL of anhydrous ethanol as a countersolvent to rapidly induce nucleation and form a polycrystalline nano-starch precursor. Next, the obtained nano-starch precursor suspension is incubated in a water bath at 20-90°C for 15-60 min while stirring at 300-1000 rpm. It is then cooled to room temperature and centrifuged at 4000-12000 rpm for 5-20 min. The precipitate is washed with anhydrous ethanol and centrifuged again to obtain nano-starch in different morphologies. Finally, the obtained nano starch was applied to glutinous rice balls and it was found that it could significantly reduce the mixing rate and freezing crack rate of glutinous rice balls, and improve their storage stability and eating quality.

The invention discloses a rice starch-based citral nano-emulsion asymmetric functional packaging film and a preparation method and application thereof.The preparation method comprises the steps that sulfonated cellulose nanocrystals and pea protein isolate are added into water to prepare a suspension, soybean oil and citral are added into the suspension, citral nano-crude milk is obtained after homogenization, and the rice starch-based citral nano-emulsion asymmetric functional packaging film is obtained. The preparation method comprises the following steps: performing ultrasonic treatment to obtain citral nano-emulsion, adding water into rice starch, heating and stirring to obtain rice starch paste, adding glycerol and the citral nano-emulsion to obtain film-forming slurry, forming a film by a tape casting method, soaking in an ethanol solution of myristic acid, taking out, and drying to obtain the packaging film. The packaging film has an asymmetric function, one side of the film has hydrophobicity and can effectively prevent moisture loss, the other side of the film has antibacterial property and hydrophilicity, moisture and quality of substances in the film can be effectively kept, breeding and reproduction of microorganisms in the film can be inhibited, and the preparation method is simple, convenient, safe, green, environmentally friendly and wide in application prospect.

Described is an adhesive coating that can be applied, for example, to a surface of the insulation product. The adhesive coating includes between about 15-40% by weight of the adhesive coating of at least one of polystyrene-maleic anhydride (SMA) and polyacrylic acid (PAA), between about 15 and 50% by weight of the adhesive coating of a polyvinyl alcohol, between about 0.05% and 1.0% by weight of a homogenizer, and between about 20 and 40% by weight of the adhesive coating of a starch paste. The adhesive is activated with the application of liquid water.

The invention belongs to the technical field of maltodextrin, and particularly discloses a preparation method of brown maltodextrin. The preparation method of the brown maltodextrin comprises the following steps: (1) drying and sieving corn starch, and dispersing the corn starch in deionized water to obtain starch paste; (2) adding citric acid into the starch paste, adjusting the pH value, adding alpha-amylase, stirring, and carrying out enzyme deactivation treatment to obtain a mixed solution; (3) performing puffing treatment on the mixed solution under the treatment conditions that the temperatures of a twin-screw extruder are 45-55 DEG C, 55-65 DEG C, 65-85 DEG C and 85-115 DEG C respectively, and performing extrusion to obtain maltodextrin; and (4) dispersing maltodextrin in deionized water to obtain maltodextrin milk, and mixing, homogenizing and spray-drying the maltodextrin milk and the caramel syrup to obtain the maltodextrin. Various raw materials and steps are matched, the obtained maltodextrin has relatively low moisture absorption rate, and the risk that the soft sweets become sticky due to moisture absorption is reduced, so that the taste is influenced.

The utility model provides a kind of oil consumption production device, production device is an oil consumption cooking pot, and the oil consumption cooking pot is equipped with starch paste feeding dispersion mechanism;Starch paste feeding dispersion mechanism disperses starch paste into oyster sauce premix liquid quickly, which can avoid the unevenness of oyster sauce products, and also reduces the mixing time when fully gelatinized starch paste is put into oyster sauce premix liquid, causing starch particles to further absorb water and swell, increasing the probability of starch particle breakage, and further affecting the shelf life stability.

The application discloses a vat printing method for hand version sampling, which comprises the following steps: adjusting color paste, printing, drying, rolling reduction liquid, sealing, bubbling, developing color, oxidizing, washing, high-temperature soaping and drying; wherein the reduction liquid comprises the following components in parts by weight: 10-110 parts of sodium hydrosulfite, 10-100 parts of caustic soda, 3-6 parts of penetrating agent and 50-250 parts of starch paste. The application has the characteristics of replacing large machine sampling, saving time and cost and being more environment-friendly on the basis of guaranteeing consistent printing effect.

The invention provides vegetarian oyster sauce as well as a preparation method and application thereof, and belongs to the technical field of food. According to the preparation method of the vegetarian oyster sauce, oat is subjected to enzymolysis, enzymolysis byproducts are subjected to different treatments, the oat enzymatic hydrolysate with natural sweetness is obtained, meanwhile, the mushroom enzymatic hydrolysate is added, the vegetarian oyster sauce has the composite flavor of mushrooms and oat, and the taste is richer; natural high viscosity is increased through pulping of fresh mushrooms, high-viscosity starch paste is formed by the fresh mushrooms and by-product oat bran powder obtained after enzymolysis of oat, it is ensured that the vegetarian oyster sauce has moderate viscosity, and the shelf stability of the vegetarian oyster sauce is improved; according to the preparation method of the vegetarian oyster sauce, the mushroom enzymatic hydrolysate and the oat enzymatic hydrolysate are subjected to a Maillard reaction to form a natural color, no additional pigment is needed, and ingredients are cleaner; the preparation method of the vegetarian oyster sauce is high in utilization rate of raw materials, mushrooms and oats are fully utilized, the utilization rate of the raw materials is increased, and loss is reduced.

The application discloses a preparation method of a solid particle continuous casting protective slag and the preparation method and application of the solid particle continuous casting protective slag, wherein the preparation method comprises the following steps: mixing a protective slag base material with a composite binder; the composite binder comprises 0.5-1 wt% of a starch paste, 0.5-1.5 wt% of sodium carboxymethyl cellulose and 0.5-1 wt% of polyvinyl alcohol; multi-stage granulation is carried out by using a disc granulator; and the obtained particles are subjected to step-by-step drying to obtain the solid particle continuous casting protective slag with a moisture content meeting the requirement. The significant effect is that a composite binder system suitable for high-density protective slag is developed, and a vibration auxiliary technology is applied to disc granulation of the protective slag for the first time, an integrated continuous production process of granulation-densification-drying is realized, and the protective slag particles with low porosity, high mechanical strength and excellent melting uniformity are prepared.

This invention discloses the application of phosphogluconate-water dual kinase GWD3 as a target in regulating starch gelatinization viscosity and / or storage starch content in plants. Knocking out the MeGWD3 gene in the cassava chromosome can increase starch gelatinization viscosity and / or storage starch content. Therefore, the GWD3 gene can be used to create high-quality root and tuber crop varieties, providing a genetic resource for breeding new root and tuber crop varieties with high starch gelatinization viscosity and / or storage starch content.

The invention discloses a preparation method of pea residue / wheat B starch slurry edible packaging paper, and relates to the technical field of edible packaging materials.According to the method, pea residues and wheat B starch slurry are used as main raw materials, konjac glucomannan, carrageenan, glycerin, sorbitol and other auxiliary materials are used as auxiliary materials, and the edible packaging paper is prepared. The preparation method comprises the steps of pea residue pretreatment, raw material blending, degassing, pre-drying, low-temperature gelation, soybean protein heat-sealing liquid soaking, drying and forming and the like. Wherein the pretreatment of the pea residues comprises the steps of hydrolyzing, cleaning and crushing to prepare homogenate; the raw materials need to be degassed for 2-3 h after being blended, the degassed mixed solution is spread into a thin layer to be pre-dried, and then the thin layer is gelatinized for 8-10 h at the low temperature of 2-8 DEG C; and soaking the gelatinized thin layer in special soybean protein heat sealing liquid for 1-2 minutes, and finally drying with hot air until the water content is about 14% to obtain a finished product. The method is reasonable in process, has excellent mechanical property, barrier property and heat sealing property, and can be widely applied to packaging in the fields of food, medicine and the like.

The invention discloses a composite modifier and application thereof in preparation of a starch adhesive for a corrugated board, and relates to the technical field of adhesives. According to the invention, polyvinyl acetate, polyacrylamide, modified nano calcium carbonate, a cross-linking agent and a defoaming agent are used as raw materials to prepare the composite modifier. The composite modifier can be used for preparing the starch adhesive for the corrugated board, and the specific preparation process comprises the following steps: uniformly mixing starch and water, sequentially adding sodium hydroxide and the composite modifier to prepare carrier starch paste, and uniformly mixing the residual starch, sodium hydroxide and carrier starch paste to obtain the starch adhesive for the corrugated board. The starch adhesive for the corrugated board prepared by the invention has good initial viscosity, drying rate, edge compression strength, folding resistance, water resistance and stability.

The invention relates to the technical field of dairy product processing, in particular to five-white milk and a preparation method thereof. Based on the total weight of the five-white milk, the five-white milk comprises the following raw material components in percentage by mass: 80 to 85 percent of raw milk, 0.5 to 1.5 percent of Lanzhou lily bulb powder, 0.5 to 1 percent of poria cocos powder, 1 to 1.5 percent of tremella powder, 0.5 to 1 percent of coix seed powder, 0.5 to 1 percent of Chinese yam powder, 0.01 to 0.02 percent of microcrystalline cellulose, 0.005 to 0.01 percent of sodium carboxymethyl cellulose, 0.01 to 0.02 percent of sucrose fatty acid ester, 0.01 to 0.02 percent of glyceryl monostearate and glyceryl distearate, 0.04 to 0.08 percent of lactase and the balance of water. The prepared product is uniform, free of precipitates, mellow, fine and smooth in taste and rich, fresh and sweet in taste. And in the whole production process, the phenomena of pipeline blockage due to coking, wall hanging due to starch gelatinization and protein flocculation are avoided.

The present invention proposes a method for making high-energy forage from straw, the main steps of which include: crushing the straw to a length of 35-40 mm, then soaking the crushed straw in a starch paste solution until the straw weight increases by 10%-15%; placing the soaked and weighted straw in a closed environment for steam heating and pressurization, and then performing instantaneous pressure relief blasting; soaking the blasted straw with alkali solution; transferring the alkali-soaked straw to a fermentation tank, inoculating a bacterial flora, and then fermenting it; and drying the fermented straw to obtain high-energy forage. The high-energy forage obtained by the preparation method of the present invention can basically use straw as raw material, has relatively low cost, and the obtained forage has good performance and good application prospects.

The invention relates to the technical field of starch derivatives, in particular to a preparation method of high-purity soluble starch, which comprises the following steps: gelatinizing a starch raw material to form starch paste, then carrying out enzymolysis to obtain starch hydrolysate, and sequentially carrying out multistage centrifugal impurity removal and drying after enzyme deactivation to obtain the high-purity soluble starch with the purity of at least 99%, the multi-stage centrifugal impurity removal comprises first-stage centrifugal treatment, second-stage centrifugal treatment and third-stage centrifugal treatment; the rotating speed of the first-stage centrifugal treatment is recorded as CT1, the rotating speed of the second-stage centrifugal treatment is recorded as CT2, the rotating speed of the third-stage centrifugal treatment is recorded as CT3, and CT1, CT2 and CT3 meet the following relation: CT2 > CT1 > CT3, CT2 is at least 1.5 times of CT1, and CT1 is at least 1.5 times of CT3; the soluble starch prepared by the method disclosed by the invention can reach a high-quality pure GR grade.

The application discloses a bio-based synchronous belt material and a green preparation process thereof, and relates to the technical field of synchronous belts. The bio-based synchronous belt material is a five-layer composite structure, and comprises, from outside to inside, a first bio-based composite material sheet, a first corn starch paste adhesive, a natural plant fiber cloth, a second corn starch paste adhesive and a second bio-based composite material sheet. The mass percentage of each layer is as follows: the first bio-based composite material sheet accounts for 30-38%, the first corn starch paste adhesive accounts for 2-5%, the second corn starch paste adhesive accounts for 2-5%, the second bio-based composite material sheet accounts for 30-38%, and the natural plant fiber cloth accounts for the balance. The natural plant fiber cloth is a natural plant fiber cloth modified by alkali treatment and a silane coupling agent. The product has good mechanical properties, high wear resistance and high self-repairing efficiency.

The invention discloses a preparation method of a starch-PVA composite active packaging film containing a tea leaf extract, and belongs to the technical field of food packaging and bio-based materials. The preparation method comprises the following steps: carrying out steam treatment on tea leaves, extracting by using ethanol, centrifuging to take supernate, and freeze-drying to obtain a tea leaf extract; dissolving the tea leaf extract in an ethanol water solution to obtain a tea leaf extract solution; dispersing starch and a plasticizer in water, heating and stirring to obtain starch paste; mixing the tea extract solution, the polyvinyl alcohol solution and the starch paste, adding a plasticizer, stirring and defoaming; casting the obtained mixed solution into a film, gelatinizing, drying and uncovering the film to obtain the starch-PVA composite active packaging film containing the tea leaf extract. The starch / PVA / tea polyphenol composite packaging film provided by the invention has the advantages of good mechanical property, improved moisture resistance and continuous antioxidant and antibacterial functions.

Disclosed in the present application are an uncoated non-stick inner pot and an uncoated electric rice cooker. The uncoated non-stick inner pot comprises a stainless steel inner pot formed by means of sheet metal stretching. A surface of an inner stainless steel substrate of the stainless steel inner pot is subjected to laser shock to form a micron-level texture. The micron-level texture comprises ridges and grooves, wherein the ridges and the grooves are randomly distributed on the surface of the substrate, and the height differences between the ridges and the grooves randomly fluctuate within 20 μm. The present application changes the contact mode of droplets on a rough surface of stainless steel, making it difficult for starch liquid to spread on the surface of the stainless steel substrate. Therefore, formed starch paste is in a non-uniform state, thereby enhancing the non-stick property.

Disclosed in the present invention are a starch-embedded aroma substance microcapsule and a preparation method therefor. The method comprises: performing degreasing treatment on starch, gelatinizing the starch at high temperature, sequentially adding aroma substances having different molecular sizes into the starch paste, and compounding at high temperature; and finally, cooling, centrifuging, washing, and drying to obtain an aroma substance microcapsule. The total embedding rate of the aroma substances in the obtained microcapsule can reach 46.64%. The present invention is simple and convenient in process, and easy in condition control, does not need large special equipment, and has low cost and high efficiency.

The present invention discloses a kind of environmentally friendly pearlescent paper, including dyeing base paper and bottom material and surface material printed on the surface of dyeing base paper in sequence;The bottom material is measured by weight, including 8-15 parts of pearlescent binder, 2-5 parts of diluent, 2-4 parts of mica pearl powder;The pearlescent binder is measured by weight, including 35-40 parts of aqueous polyacrylamide resin, 35-50 parts of diluent, 1-3 parts of leveling agent, 1-3 parts of defoamer, 1-2 parts of paraffin emulsion;The surface material is measured by weight, including 10-15 parts of starch paste, 0.001-0.02 parts of surface sizing agent;The starch paste is measured by weight, including 2-4 parts of starch, 8-10 parts of deionized water, 0.001-0.0025 parts of amylase. The present invention effectively controls the composition of pearlescent binder, while achieving a stronger pearlescent connection effect, effectively reduces the content of adhesives in paper, and is convenient for the recycling of waste paper pulp secondary fibers.

The invention discloses a zero-coating non-stick inner container and a zero-coating electric cooker, the zero-coating non-stick inner container comprises a stainless steel inner container formed by stretching a plate, the surface of an inner stainless steel base material of the stainless steel inner container is subjected to laser shock to form micron-sized biting patterns, the micron-sized biting patterns comprise convex ridges and gullies, and the convex ridges and the gullies are arranged on the surface of the inner stainless steel base material of the stainless steel inner container. The convex ridges and the gullies are randomly distributed on the surface of the base material, and the height difference between the convex ridges and the gullies randomly fluctuates within 20 microns; according to the method, the contact mode of liquid drops on the rough surface of the stainless steel is changed, so that the starch liquid is not easy to spread on the surface of the stainless steel substrate, the formed starch paste is in a non-uniform state, and the non-stickiness is improved.

The application discloses a glyphosate production process of zero-emission wastewater and belongs to the technical field of pesticide wastewater treatment. Hydrochloric acid and sodium hydroxide solution are added dropwise into sodium silicate solution, pH is adjusted, and stirring and activation are carried out to obtain polysilicic acid solution. Iron chloride is added into the polysilicic acid solution, stirring and dissolution and activation are carried out to obtain polysilicic acid-iron chloride solution. Water is added into starch to prepare starch paste, glycerol, polyethylene glycol and sodium hexametaphosphate are added, stirring is uniformly carried out, pH is adjusted, heating and magnetic stirring reaction is carried out, and a uniform paste solution, namely, composite modified starch solution, is obtained. Water is added into the obtained composite modified starch solution, water bath heating is carried out, solution pH is adjusted, the obtained polysilicic acid-iron chloride solution is added for reaction, and aging is carried out after cooling to room temperature, so that a composite flocculant is prepared. The obtained composite flocculant is added into glyphosate wastewater, stirring and reaction are carried out, then pH is adjusted, and flocculent precipitation is separated out through stirring.

The invention provides a method for preparing coated sweet potato vermicelli by using potato starch with different particle sizes, and belongs to the technical field of food processing, and the method comprises the following steps: dividing the potato starch into a large component, a medium component and a small component according to the particle sizes, and respectively drying; respectively mixing the large component, the medium component and the small component with water, and heating and gelatinizing in a water bath to obtain starch paste with different components; selecting one component of starch paste, and uniformly mixing and stirring with sweet potato starch to obtain sweet potato starch slurry; spreading the sweet potato starch slurry in a stainless steel disc, and sequentially steaming, cooling and stripping to obtain sweet potato sheet jelly; the sweet potato sheet jelly is aged and shredded to obtain wet vermicelli, and the wet vermicelli is dried to obtain dried vermicelli; the suspension stability of the sweet potato starch slurry is improved by utilizing the viscosity difference between potato starch pastes with different granularities, the problem of non-uniform coating in the coating process is solved, and the quality of the sweet potato vermicelli is improved.

The invention relates to the technical field of adhesives, and discloses an environment-friendly lycoris starch-vinyl acetate adhesive and a preparation method thereof.The preparation method comprises the steps that water is added into a reaction kettle and stirred, a defoaming agent and polyvinyl alcohol are added, the mixture is heated to 85 DEG C and then self-heated to 90 DEG C, and heat preservation is conducted; cooling to 83 DEG C, adding an emulsifier and part of an initiator, sealing and starting a condenser; slowly dropwise adding vinyl acetate, maintaining the temperature at 77-80 DEG C, and supplementing the initiator every 30 minutes; after dropwise adding, adding the rest initiator, heating to 86 DEG C, and preserving heat; cooling to 83 DEG C, slowly adding lycoris starch paste, and gelatinizing for 30 minutes; and cooling to 65 DEG C, adding the plasticizer dibutyl phthalate, cooling to 50 DEG C, adding the preservative, stirring for 30 minutes, filtering, and packaging to obtain the finished product adhesive. The lycoris starch is introduced into a polyvinyl alcohol-vinyl acetate system, so that the prepared adhesive has the characteristics of high bonding strength, stable viscosity, slight smell and environmental friendliness.