44results about How to "Suitable for factory scale production" patented technology

A method of tissue culture and rapid propagation of healthy sugarcane seedlings comprises: detoxifying a small amount of cleaned sugarcane mature seed rhizomes with warm of 52 DEG C water for 30 minutes, accelerating germination at 38 DEG C, using auxiliary buds as explants for induction, differentiation and breeding to obtain first generation healthy seedlings, detecting ratoon stunting diseasesby means of PCR (polymerase chain reaction) to detect plantlets with negative results, obtaining a great amount of healthy sugarcane seedlings by means of multiplication culture, performing rooting cultivation, seedling adaptation and transplanting to a sand bed for temporary planting, sampling the seedlings for detecting the ratoon stunting diseases by means of PCR, proving qualification of thehealthy sugarcane seedlings, and transplanting the qualified seedlings to a large land or popularizing planting of the seedlings. The method can improve production efficiency of healthy sugarcane seedlings, twice PCR detection guarantees detoxification effect of the healthy sugarcane seedlings, the whole production process is short, propagation by multiple nursery is not needed, seedlings from tissue cultivation are directly used for production or application, the method has the advantages of high efficiency, superior quality, fastness and the like and meets large-scale factory production requirements of the healthy sugarcane seedlings.

The invention relates to a seaweed, fruit and vegetable milk slice and a production method thereof. The production method comprises the following steps: weighing seaweeds, fruits and vegetables in a certain proportion, mixing, adding a proper amount of water, pulping, carrying out flash extraction, and separating to obtain a supernatant; carrying out vacuum concentration on the supernatant to obtain a seaweed, fruit and vegetable water extract; evenly mixing the seaweed, fruit and vegetable water extract with defatted milk powder, dextrin and magnesium stearate; and placing the mixture into a tablet machine for tabletting to obtain the seaweed, fruit and vegetable milk slice which comprises the following components in parts by weight: 30-45% of seaweed, fruit and vegetable water extract, 35-45% of defatted milk powder, 10-15% of xylitol, 5-10% of dextrin and 3-5% of magnesium stearate. The milk slice provided by the invention has the advantages of mixed flavor of seaweed, fruit and vegetable, moderate sweet, rich nutrition, smooth and fine surface and complete piece shape, simple manufacture method, reasonable process and strong program, is convenient in operation and is suitable for industrial scale production.

The invention discloses a ganoderma lucidum few-spore variety with high polysaccharide yield and an artificial cultivation method thereof. The preservation number of the ganodorma lucidum M624 is GDMCC No: 60889. The artificial cultivation method comprises the steps of mycelium culture of lucid ganoderma M624, lucid ganoderma emergence management and fruiting body harvesting. According to the invention, the ganoderma lucidum M624 with high yield of polysaccharides is obtained by screening, in substitute cultivation, the content of crude polysaccharides in sporocarp reaches 2.40+ / -0.09% and is far higher than 0.9% required by pharmacopeia, and the content of crude polysaccharides in substitute cultivated ganoderma lucidum in the industry is generally 0.9-1.5%; moreover, the ganoderma lucidum M624 is low in sporulation quantity, the influence on a cultivation environment and a machine can be reduced, and the requirement for ganoderma lucidum cultivation with sporocarp as a harvesting target is met. The method can improve the crude polysaccharide content of the ganoderma lucidum raw material from the source, enrich the current market ganoderma lucidum variety, is also suitable for industrial large-scale production, avoids the influence of a large amount of spore powder generated in the ganoderma lucidum spore spraying period on the environment and machines, and meets the industrial development requirements of ganoderma lucidum.

The invention discloses a Davallia mariesii breeding method, which comprises the following steps: an induction proliferation medium and a rooting medium are provided, the inducting and proliferation cultivating are concurrently carried out, after exercising seedling, and the seedling can be directly transplanted to a seedlings bag for culturing. The invention provides a technical scheme of a key link in a seedling breeding technology process of the Davallia mariesii, the proliferation rate is fast, the reproduction rates can reach 5-7 times during one period with 25-30 days; the rooting culture lasts about 20 days, each plant can breed 5-8 roots, the seedling is robust, the root develops, a tissue culture process is simplified, the cost and production time are greatly reduced, and the Davallia mariesii breeding method is suitable for standardization and industrial-scale production.

The invention relates to a nutrient powder and a preparation method thereof. The preparation method comprises the following steps: selecting wheat embryos which is not deliquesced, oxidized, rotten ordeteriorated as the raw material, and baking in a baking device to enable the wheat embryos to look light yellow or golden and have a thick wheat smell; pulverizing to obtain wheat embryo powder; weighing the wheat embryo powder; based on the weight of the wheat embryo powder, adding 0.002-0.006% of vitamin A, 0.05-0.12% of vitamin C, 0.4-1.6% of Bio-calcium, 0.03-0.06% of taurine, 1.0-5.0% of lecithin, 0.3-0.8% of flavor composition and 3-10% of white granulated sugar, and evenly mixing; and strengthening the nutrients and adding spice, weighing, subpackaging and vacuum-packaging. The nutrient powder has the advantages of balanced nutrients, scientific proportioning and convenient eating, and has obvious effect on teenagers in the growing period. The preparation method has the advantagesof simpleness, and convenient and practical operation, and is suitable for industrial production.

The invention discloses a three-color duck roll. A preparation method of the three-color duck roll comprises the following steps: steaming and cooking meat roll prepared by rolling duck meat mud through thin sheets of bean curd and kelps; then carrying out vacuum package, and freezing, wherein according to the formula, the duct meat mud comprises the following raw materials in parts by weight: 40-60 parts of meat mud, 60-80 parts of Chinese yam mud, 6-10 parts of sesame oil, 1-5 parts of green onion, 2-4 parts of non-iodized salt, 1-3 parts of ginger and 0.01-0.05 part of pepper powder, wherein the ratio of the addition amount of the bean curd and the kelps to the duck meat mud is (15-20):(10-14). According to the three-color duck roll disclosed by the invention, strong alkaline food, namely kelps and mildly alkaline foods, namely thin sheets of bean curd and Chinese yam are selected, and are matched with acid food, namely duck meat, so that the three-color duck roll is balanced in nutrition, the nutrition requirements of a human body can be fully met, a bran-new eating variety is provided for a consumer, and the fabrication method is strong in maneuverability and applicable to factory production scale.

The invention belongs to the field of food processing, and particularly relates to a technique for processing frozen flour-dipped pork steaks. The invention aims to solve the technical problems of insufficient flavor, overlong soaking time and unfavorable mouthfeel in the product in the prior art. The technique comprises the following steps: flavoring pork, dicing the pork, dipping the pork in bottom powder, attaching flour slurry on the pork, attaching bread flour on the pork, and freezing, wherein in the pork flavoring steps, a flavoring liquid is injected to the port by using a saline injection machine, and the pork is rolled by a rolling machine. By using the production technique, the flavoring liquid can be quickly and uniformly distributed in the port tissues, thereby solving the technical problems of long pork flavoring time and nonuniform distribution of flavoring liquid in the traditional technique; and after injecting the flavoring liquid to the pork, the pork is mutually rolled and extruded in the rolling machine, so that the pork proteins are resolved into water-soluble proteins which can be easily absorbed by human bodies, and the flavoring liquid and the pork proteins are mutually blended, thereby achieving the goals of tender texture, favorable mouthfeel and high yield.

The invention discloses a fabricated box culvert vertical prefabricated light formwork and a manufacturing method thereof, and a box culvert prefabricating method. The fabricated box culvert vertical prefabricated light formwork comprises a base, an outer formwork body, a connecting rod mechanism, an inner formwork body, an end formwork body and a hydraulic supporting mechanism; the base is composed of two longitudinal beams, three cross beams and two walking platforms, the outer formwork body is composed of four integral formwork plates, a steel plate is attached to the interior of each formwork plate, inclined struts are welded to the exterior of each formwork plate, the inner formwork body is composed of an inner-layer grid rib plate and an outer-layer inner formwork steel plate, each inner formwork steel plate is formed by stamping a whole steel plate, only one abutted seam is formed in the whole section, two longitudinal ribs are arranged at the abutted seam of the folded section, walking wheels are arranged at the lower ends of the longitudinal ribs, and the inner formwork body is assembled and disassembled through stretching and retracting of the hydraulic supporting mechanism. The outer formwork body adopts an integral and large-block formwork plate design and can be driven by the connecting rod mechanism or the hydraulic system, the inner formwork body is driven by a full-hydraulic support, only one abutted seam is formed in the whole section, vertical pouring and end plate matching production are adopted, and the appearance effect of a segment finished product is good.

The invention provides an efficient environmentally-friendly interior wall putty. The putty include: 60-80 parts of calcium carbonate powder, 40-60 parts of a vinyl acetate emulsion, 30-60 parts of low molecular anion resin, 15-35 parts of negative ion ore powder, 60-90 parts of white cement, 15-45 parts of calcium oxide, 1-5 parts of a mildew inhibitor, 10-30 parts of titanium dioxide, 1-3 parts of a wetting additive, 6-10 parts of a binder and 10-15 parts of desulfurized gypsum. The putty has the advantages of simple production process, low preparation cost and convenient operation; a film obtained after coating a wall with the putty has the advantages of no cracking, good hardness, good adhesiveness and good water resistance; and the putty also has the advantages of non-toxicity, environmental protection, absorption of formaldehyde, benzene and other harmful gases in air, improvement of the air quality, and low prices of raw materials, and is suitable for industrial scale production.

The invention discloses a hair growing film and a preparing method thereof. The hair growing film is prepared from, by weight, 1 part to 5 parts of isatis indigotica juice, 2 parts to 8 parts of aloe gel, 8 parts to 16 parts of polygonum multiflorum water extract and 2 parts to 4 parts of seaweed gel particles. Compared with the prior art, the hair growing film has the advantages that the pure natural extract is adopted, the three effects of promoting hair growing, preventing hair losing and caring hairs are achieved, the defects of excessive chemical components, skin irritation and the like of traditional hair growing liquid are overcome, and the hair growing film is particularly suitable for the crowd whose hairs are rare, prone to losing and not hairy. The hair growing film and the preparing method are high in operability and suitable for industrial large-scale production. The effects of products are remarkable, matching is scientific, and prospects are broad.

The invention relates to a tissue culture and rapid propagation method of micro tubers of rhizoma bletillae. The method comprises the following steps: (1) selecting rhizoma bletillae fruits; (2) performing aseptic seeding; (3) culturing to enable seed embryo germination; (4) performing differentiation culture on buds; and (5) rooting and performing induced culture on the micro tubers. According to the method, different illumination intensity and culture temperature are provided in different growing stages, so that the seed embryo of rhizoma bletillae can efficiently germinate, and leaf primordium is timely differentiated to form the buds after germination; the rooting and the forming of the tubers are induced with the same culture medium, so that the seed germination, the leaf bud differentiation, the rooting, seedling growing and the inducing of the micro tubers are synchronously performed, and as a result, the inducing rate is high; the quality of the seeds and the seedlings is high; the transplanting survival rate is high; the high-quality production of the seeds and the seedlings of rhizoma bletillae is achieved; the wild resource can be effectively protected and rescued; and moreover, the demand on mass production is met.

The invention discloses a tea grader with a filter net cleaning mechanism. The tea grader comprises a machine frame, a driving device, a filter net roller and the filter net cleaning mechanism. A feeding hopper, a tea baffle, a discharging hopper, classification container containing grooves and a track are welded to the machine frame. The filter net roller is arranged on the machine frame, one end of the filter net roller is connected with the feeding hopper, and the other end of the filter net roller is connected with the discharging hopper; and the lower portion of the filter net roller directly faces the tea baffle, and the driving device is used for driving the filter net roller to rotate. The track comprises two parallel parts, one part is arranged on the discharging hopper, and the other part is arranged at the side edge of the feeding hopper. The two ends of the filter net cleaning mechanism are installed on parts of chains of the track respectively and can roll along the track. According to the filter net cleaning mechanism of the tea grader, flexible fur deeply extends into filter nets, the blocked filter nets are dredged, efficiency is high, and tea is not prone to damage.

The invention relates to the field of chemical paints, particularly an environment-friendly odorless putty cream. The putty cream comprises 15-30 parts of hydroxyethyl cellulose, 5-10 parts of crosslinking agent, 25-40 parts of calcium carbonate, 20-30 parts of elastic emulsion, 2-4 parts of film-forming assistant, 20-30 parts of moldproof bactericide, 5-10 parts of vinyl alcohol, 1-3 parts of dispersing agent and 30-50 parts of deionized water. After the environment-friendly odorless putty cream is coated on the wall surface, the drying rate is high; and the dried putty cream can not easily generate cracks, blisters or other phenomena. The putty cream has favorable odorless effect, favorable adhesiveness, favorable water resistance and favorable glossiness; the elastic emulsion is added to enhance the viscosity and elasticity of the putty cream and improve the stability of the putty cream; and the putty cream has the advantages of no toxicity, low carbon and environmental protection, and is harmless to the human body. The putty cream is simple in manufacturing process, convenient to operate and cheap in raw materials, is suitable for industrial large-scale production, and is a good option for repairing internal and external wall surfaces in the fields of construction and decoration.

The invention relates to a processing technology of frozen powder-dipped pork-onion string, belonging to the technical field of food processing. The processing technology comprises the following steps of: flavouring pork; slicing the pork; slicing onions; stringing the pork and the onions for forming; dipping a pork string with base powder, starch slurry and bread making powder; and quickly freezing. The processingtechnology is characterized in that the pork flavouring step is as follows: injecting flavouring liquid into the pork by adopting a saline water injector, and rolling for flavouring by adopting a rolling machine. The production process can fast uniformly distribute the flavouring liquid into meat tissues, thereby solving the technical problems of long flavouring time and nonuniform flavouring liquid distribution of the traditional pork; after the flavouring liquid is injected into the pork, the pork is automatically beaten in the rolling machine and mutually extruded so that meat proteins are decomposed into water-soluble proteins which can be assimilated by human bodies easily, and the flavouring liquid and the meat proteins are mutually fused to achieve the purposes of meat quality tenderization, good taste and high finished product yield.

The invention belongs to the field of alcoholic fermentation technology, and relates to an alcoholic fermentation promoter, and a preparation method and applications thereof. The alcoholic fermentation promoter comprises, by weight, 85 to 99 portions of soybean protein hydrolysate, 0.2 to 12 portions of a surface active material and 0.2 to 5 portions of yeast composite nutriment. The alcoholic fermentation promoter is capable of promoting rapid growth and propagation of yeast, and improving adaptabilities of yeast on severe environment such as high temperature, high alcohol concentration and high osmotic pressure; is suitable for alcoholic fermentation, and especially for high-concentration mash fermentation of alcohol; and is capable of increasing alcoholic fermentation speed effectively, shortening alcoholic fermentation period, and increasing alcohol yield and utilization rate of raw materials.

The invention relates to the field of chemical industry paint, in particular to an environment-friendly aqueous paint remover. The paint remover is prepared by mixing and compounding the following components in parts by weight: 25-45 parts of dichloromethane, 7-8 parts of vinyl alcohol, 6-7 parts of propanol, 3-9 parts of methyl cellulose, 7-11 parts of diethyl carbonate, 3-4 parts of a surfactant, 20-24 parts of liquid paraffine, 5-6.5 parts of a thickening agent, 12-14 parts of phosphoric acid, 1-2 parts of sodium nitrite and 12-14 parts of a solvent. The environment-friendly aqueous paint remover disclosed by the invention is high in depainting speed and is unlikely to volatilize; the aqueous paint remover can be directly applied to a painting surface under a normal atmospheric temperature for depainting, and the paraffine for volatilization resistance is contained in the components, so that the paint remover is favorable for renewedly painting workpieces of which the paint films are removed; the paint surfaces of automobiles, electric appliances, furniture and the like can be effectively removed, and the surfaces of metal and wood are not damaged. The paint remover is simple in manufacturing working procedures, is convenient to operate, is low in cost of raw materials, and has no residues, so that the paint remover is suitable for factory type large-scale production.

The invention discloses a semiliquid in-vitro tissue culture and rapid propagation method for MuSa basjoo. According to the method, a semiliquid induction medium comprises an MS culture solution, 6-BA with the concentration of 4 mg / L, NAA with the concentration of 0.15 mg / L, sucrose with the concentration of 30 g / L, activated carbon with the concentration of 0.5 g / L and agar with the concentration of 3 g / L, explants are cultured in a constant-temperature shaking incubator with the shaking frequency of 30 times per minute under the conditions that pH is 5.6-5.8, the temperature is 28-30 DEG C, the illumination intensity is 1,600-2,000 lx and the illumination time of 8 h / d; a multiplication subculture medium mainly comprises the MS culture solution, 6-BA with the concentration of 3 mg / L, NAA with the concentration of 0.15 mg / L and the activated carbon with the concentration of 0.5 g / L; a rooting medium mainly comprises the MS culture solution, NAA with the concentration of 0.5 mg / L, IBA with the concentration of 0.1 mg / L and the activated carbon with the concentration of 0.5 g / L. The browning ratio of the MuSa basjoo is reduced, the induced differentiation ratio and the multiplication coefficient are increased remarkably, and the culture period is shortened.

The invention relates to the field of chemical industry paint, in particular to environment-friendly odor-removing and antibacterial inner wall putty. The inner wall putty comprises 50-70 parts of calcium carbonate stone powder, 5-10 parts of a film-forming addition agent, 35-55 parts of low-molecule resin, 20-25 parts of ash-calcium-powder, 65-85 parts of white cement, 45-75 parts of vinegar ethylene emulsion, 3-6 parts of methane siliconic acid, 60-90 parts of a damping dispersing agent, 2-2.5 parts of a brightener, 15-35 parts of an antifoaming agent, 6-9 parts of a polyphosphate sodium dispersing agent, 3-4 parts of nanoscale silicon dioxide, 25-45 parts of a preservative and 40-70 parts of deionized water. The environment-friendly odor-removing and antibacterial inner wall putty disclosed by the invention has the advantages that the drying time is short, after being applied to a wall surface, the putty is not easy to crack, the hardness, the adhesiveness and the water resistance are good, the putty is non-toxic and environment-friendly, and can absorb harmful gas in air, such as methanal and benzene, so that the air quality is improved; the inner wall putty is simple in manufacturing procedures, is convenient to operate, and is low in cost of raw materials; therefore, the inner wall putty is suitable for large-scale production in factories.

The invention discloses a method for cultivating living mushroom flowers through a box special for edible mushrooms for direct selling on the market, and belongs to the technical field of artificial cultivation of boxes special for edible mushrooms. A traditional edible mushroom planting method is complex to operate and high in cost, and consumes labor and time. The method comprises the steps of 1, feeding and sowing, 2, cultivation management, 3, box pressing with building blocks, 4, fruiting management and 5, selling on the market. The method is used for planting the fresh mushroom flowers through the box special for the artificial edible mushrooms in the mode of simulating the wild for directly selling the edible mushrooms on the market, the cultivating procedure of the edible mushrooms can be simplified, the yield and quality of the edible mushrooms and the sales volume of products can be improved, a new selling method is provided, the edible mushrooms can be produced by factories in a large scale more conveniently, work days are reduced, investment is saved, and the economic benefits of mushroom farmers are obviously improved.

The invention relates to the field of chemical coating and particularly relates to a novel low-volatile paint remover. The novel low-volatile paint remover comprises the following components in parts by weight: 70-80 parts of a phenyl substituted alkanol, 2-3 parts of a thickener, 2.5-4.5 parts of a surfactant, 2-3 parts of a coalescing agent, 12-14 parts of diethyl carbonate, 6-9 parts of vinyl alcohol, 0.01-0.05 part of a corrosion inhibitor, 1.5-2.5 parts of a mildew preventive, 20-40 parts of paraffin and 40-60 parts of a solvent. The novel low-volatile paint remover provided by the invention is fast in paint removal speed and hard to volatilize, and can be directly smeared on a paint surface to remove the paint; the component comprises volatilization-preventing paraffin, so that a workpiece without a film is re-coated; the paint remover is simple in preparation step, convenient to operate and low in price of raw materials and suitable for industrial scaled production.

The invention discloses a method for extracting isoflavones from soybean molasses, belonging to the technical field of production of soybean products. The method provided by the invention overcomes the problems of complex process, low purity of extracted isoflavones and low extraction rate in the prior art. The method comprises the following steps: diluting soybean molasses with distilled water, then carrying out fermentation with microzymes, boiling soybean molasses fermentation broth, adding CaCO3 and CaO, carrying out uniform mixing under stirring, then carrying out standing, adjusting the pH value of the obtained solution to 7, carrying out centrifugation and taking supernatant; subjecting the supernatant to heating and column chromatography; and then separately eluting resin by using ethanol solutions with mass fractions of 0 to 20% and 30 to 40% so as to obtain an ethanol solution of isoflavones, carrying out distillation to recover ethanol, adding ethyl acetate into the obtained concentrate of isoflavones, successively carrying out stirring, standing and settling, subjecting the obtained supernatant to concentration so as to obtain isoflavone paste, and drying and crushing the isoflavone paste. The method provided by the invention is applicable to extraction of isoflavones from soybean molasses.

The invention discloses a tooth-fixing dental membrane with using convenience and a preparation method thereof. The preparation method comprises the following steps: extracting, centrifuging and concentrating tooth-fixing traditional Chinese medicinal components to obtain a tooth-fixing traditional Chinese medicinal extract; adding ethyl maltol, xylitol and chitosan solutions, and sterilizing to obtain a tooth-fixing dental membrane solution; preparing sodium carboxymethylcellulose and gelatin composite sol solution; mixing the tooth-fixing dental solution and the composite sol solution, prefilming and molding. The dental membrane prepared by the method is wide in applicability, convenient to carry, strong in dental affinity and difficult to fall, can be directly applied, is convenient to use, does not need to rinse the mouth after being used, is applicable to people with loose teeth and people requiring nursing, provides a novel effective means to development of tooth healthy products, does not contain preservatives, and accords with new pursuit of modern people. The preparation method is simple in process operation, and is suitable for industrial large-scale production.

The invention discloses sandwiched kudzu vine root powder cakes and a preparation method thereof and belongs to the field of food processing. The sandwiched kudzu vine root powder cakes comprises wrappers and stuffing, wherein the wrappers are prepared from kudzu vine root powder; the stuffing comprises purple sweet potatoes and snow pears; and the weight ratio of the kudzu vine root powder to the purple sweet potatoes to the snow pears is (12-15) to (5-10) to (2.5-5). By virtue of the sandwiched kudzu vine root powder cakes, an eating method of the kudzu vine root powder is optimized and the kudzu vine root powder are boiled into paste to prepare the wrappers; fruits and vegetables including the purple sweet potatoes, the snow pears and the like are seasoned by auxiliary materials to prepare a stuffing ball; and then the sandwiched kudzu vine root powder cakes are prepared, and a process of cooking and cooling, and then packaging in vacuum is adopted. The prepared sandwiched kudzu vine root powder cakes have a soft, glutinous and elastic mouth feel; double layers of the stuffing are added and the nutrition requirements of human bodies are met. A production process has high operability and is suitable for industrial large-scale production.

The invention discloses a hair growing film and a preparing method thereof. The hair growing film is prepared from, by weight, 1 part to 5 parts of isatis indigotica juice, 2 parts to 8 parts of aloe gel, 8 parts to 16 parts of polygonum multiflorum water extract and 2 parts to 4 parts of seaweed gel particles. Compared with the prior art, the hair growing film has the advantages that the pure natural extract is adopted, the three effects of promoting hair growing, preventing hair losing and caring hairs are achieved, the defects of excessive chemical components, skin irritation and the like of traditional hair growing liquid are overcome, and the hair growing film is particularly suitable for the crowd whose hairs are rare, prone to losing and not hairy. The hair growing film and the preparing method are high in operability and suitable for industrial large-scale production. The effects of products are remarkable, matching is scientific, and prospects are broad.

The present invention provides an interior wall putty powder for reducing content of PM 2.5 in air, and relates to the technical field of building materials. The interior wall putty powder consists of a premixed substance dispersion and an auxiliary; the premixed substance dispersion consists of white portland cement, ground calcium carbonate, diatomite, bentonite, and sepiolite; and the auxiliary consists of hydroxypropyl methylcellulose, polymer dispersible latex powders, polypropylene staple fibers, a defoamer. The diatomite, sepiolite and bentonite in the formula provided by the present invention can automatically adjust the humidity of an indoor environment, have functions of degradation of harmful and toxic gas, smoke and odor, purification and the like, and have a strong cation exchange function, thereby refreshing indoor air.

The invention discloses a preparation method of a flame-retardant ABS alloy. The preparation method comprises the following steps that (1) ABS resin, nano calcium carbonate, a flame retardant, zinc stearate and silicone oil are jointly added to a high-speed mixer for mixing; (2) the uniformly mixed raw materials are transferred into a twin-screw granulator, and extrusion granulation is performed under the vacuum condition; and (3) the extruded material is air-cooled, dried and pelletized to obtain the flame-retardant ABS alloy. According to the preparation method of the flame-retardant ABS alloy, the overall flame retardance of the ABS material can be significantly improved, and the obtained flame-retardant ABS alloy not only has good flame retardant performance, but also has ideal mechanical strength and higher use value, and is suitable for factory scale production.

The invention relates to the technical field of a waterproof coiled material, and discloses a novel polymer self-adhesive waterproof coiled material. The material comprises a waterproof layer, a substrate and an adhesive layer; the waterproof layer is a flexible material, the thickness is 0.8-2mm, a waterproof layer base for preparing the waterproof layer comprises a component A, a component B andwater, and the total amount of the component A and the component B accounts for 85% of the total amount of the waterproof layer base. The component A is prepared from, by mass, styrene 15-25%, butylacrylate 22-30%, octyl acrylate 4-10%, emulsifier 0.5-3%, initiator 0.1-0.5% and water 45-50%; the substrate is a polyester non-woven fabric or a fiberglass cloth or a polyester woven fabric; 1-2 kg of the waterproof layer base is dip-coated on per square meter of the substrate, and the effect of infiltrating is achieved; the waterproof coiled material has good waterproof effect, good anti-aging performance and no waste generation, and is more environmentally friendly; a preparation method of the novel polymer self-adhesive waterproof coiled material is provided.

The invention discloses repairing putty with quick drying under normal temperature and relates to the technical field of coatings. The repairing putty is prepared by mixing rosin water, polyester powder and diatomite with the mass ratio of 3:3:2, wherein the polyester powder is prepared from the following components in percent by weight: 58-60% of saturated polyester resin, 18-22% of titanium dioxide, 2-4% of drying agent, 0.5-1% of degasifying agent, 1-2% of leveling agent, 0.5-1% of wetting promoter, 8-12% of barium sulfate and 2-4% of pigment. The repairing putty disclosed by the inventionhas the beneficial effects that by adoption of the technical scheme, the repairing putty with quick drying under normal temperature with quick drying under room temperature, convenience in construction, simple manufacturing process, low cost, easy thick coating and good surface quality of the coated layer can be prepared.

The invention relates to a tissue culture and rapid propagation method of micro tubers of rhizoma bletillae. The method comprises the following steps: (1) selecting rhizoma bletillae fruits; (2) performing aseptic seeding; (3) culturing to enable seed embryo germination; (4) performing differentiation culture on buds; and (5) rooting and performing induced culture on the micro tubers. According to the method, different illumination intensity and culture temperature are provided in different growing stages, so that the seed embryo of rhizoma bletillae can efficiently germinate, and leaf primordium is timely differentiated to form the buds after germination; the rooting and the forming of the tubers are induced with the same culture medium, so that the seed germination, the leaf bud differentiation, the rooting, seedling growing and the inducing of the micro tubers are synchronously performed, and as a result, the inducing rate is high; the quality of the seeds and the seedlings is high; the transplanting survival rate is high; the high-quality production of the seeds and the seedlings of rhizoma bletillae is achieved; the wild resource can be effectively protected and rescued; and moreover, the demand on mass production is met.