163results about How to "Film-forming" patented technology

The invention relates to an environment friendly oxidation type hydrophobic glucomannan adsorption material and a method for preparing the same, and belongs to the technical field of compositions containing glucomannan materials. The adsorption material comprises the following components in portion by weight: 20 to 100 portions of glucomannan, 50 to 500 portions of 0 to 70 percent glucomannan swelling inhibitor, 5 to 100 portions of alkali, 50 to 500 portions of water, and 1 to 20 portions of oxidizing agent. The preparation method comprises that: the glucomannan is swelled in an alkali mixed solvent of the swelling inhibitor, and subjected to acetyl group removing reaction for 1 to 40 hours at a temperature of between 35 and 90 DEG C; the mixed solution is filtered and washed so as to remove the swelling inhibitor and the excessive alkali, and the obtained product is dried at a temperature of between 50 and 100 DEG C for 8 to 24 hours to obtain the hydrophobic glucomannan; the hydrophobic glucomannan is swelled in water, the pH value is adjusted to be 3 to 12, and then the oxidizing agent is added to hydrophobic glucomannan and reacts for 1 to 24 hours; and the obtained mixed solution is filtered, washed and dried at a temperature of between 50 and 100 DEG C for 8 to 24 hours to obtain the oxidation type hydrophobic glucomannan adsorption material. The material has higher selective adsorption capability on heavy-metal ions and radioactive nuclides, and can be widely applied to the adsorption and separation of the heavy-metal ions and radioactive nuclides generated in mining, mining and metallurgy, chemical industry, electroplating, machinery, nuclear industry, environmental protection and restoration, and the like.

The invention discloses linseed oil microcapsules and a preparation method thereof. The preparation method comprises the following steps of (1) performing hydrolyzing and extracting by an enzyme method to obtain linseed oil; (2) preparing an aqueous phase; (3) preparing an oil phase; (4) performing high-speed cutting emulsifying on a mixture of the aqueous phase and the oil phase by a cutter; (5)performing homogenizing on obtained emulsion by a high pressure homogenizer; and (6) performing spray drying on the obtained emulsion to obtain linseed oil microcapsule granules. The linseed oil microcapsules are high in solubility, good in emulsibility, high in stability, good in film-forming properties and high in packing rate. The linseed oil microcapsules have good mouth feel and flavor, and are safe and reliable in quality; and besides, the preparation technology is simple, mass production is convenient, and the loading quantity of the obtained linseed oil microcapsule granule linseed oilcan achieve 42%, and the microcapsule entrapping rate is 90% or above.

Embodiments of the present invention provide moisturizing and repairing face cream and a preparation method thereof, and relates to the field of skin care products. The moisturizing and repairing cream comprises the following raw materials in percentages by weight: water, glycerin, butylene glycol, an emulsifier, phytosphingosine, cholesterol, ceramide, sodium hyaluronate, a pH regulator, an oil emollient, an antioxidant, bio-saccharide gum-1, an undaria pinnatifida extract, etc. The preparation method of the moisturizing and repairing face cream comprises the following steps: forming a firstaqueous phase from butylene glycol, phytosphingosine, cholesterol, ceramide, glycerol and part of water; adding sodium hyaluronate and part of water into the first aqueous phase to form a second aqueous phase, and dissolving to obtain a mixed phase; and adding an emulsifier into the mixed phase to form a dispersed phase oil phase, adding an oil emollient to form an oil phase under a stirring condition after the dissolving, adding the left preparation raw materials after even mixing, and conducting even mixing. The moisturizing and repairing face cream has good effects on moisturizing and repairing skin, and is high in safety and also low in preparation energy consumption.

The invention discloses a method for preparing a nano composite polyvinylidene fluoride hollow fiber membrane through three-layer co-extrusion and co-extrusion equipment, and belongs to the technicalfield of membranes. The preparation method comprises the steps of 1) putting polyvinylidene fluoride resin and an additive into a solvent or a diluent, uniformly dissolving, and defoaming to obtain apolyvinylidene fluoride membrane casting solution; 2) uniformly dispersing a nano functional material into the polyvinylidene fluoride solution to prepare a nano functional material solution; 3) performing double-layer co-extrusion on the polyvinylidene fluoride membrane casting solution and the nano functional material solution by using a three-layer channel spinning nozzle; and 4) finally, immersing a polyvinylidene fluoride hollow fiber membrane blank into a coagulating bath tank for phase inversion, and curing to form the nano composite polyvinylidene fluoride hollow fiber membrane. According to the method for preparing the nano composite polyvinylidene fluoride hollow fiber membrane through three-layer co-extrusion and the co-extrusion equipment, the modification process does not influence the flux, solute interception and other properties of the membrane, the nano-functional layer compounded on the surface is not prone to falling off, and better stability and better modificationeffect are shown.

The invention belongs to the field of nutritional health food and particularly relates to a method for preparing a konjak weight-losing fondant. The fondant mainly comprises the following components:konjaku flour, milk powder, cane sugar, starch syrup and flavor. The method comprises the steps of adding water in the cane sugar, heating and dissolving the cane sugar, filtering the cane sugar to obtain a filtrate A; adding water in the konjaku flour and the milk powder, heating the mixture to the temperature of 85-90 DEG C for dissolving; simultaneously mixing and filtering the solution to obtain B; pouring the starch syrup and B into A; heating, mixing and decocting the mixture and taking out the mixture at the temperature of 114-115 DEG C; subsequently cooling the mixture to the temperature of 70 DEG C; adding the flavor and uniformly mixing the mixture to obtain C; pouring the C into a grinding tool; and pouring the C as masses; and after cooling and solidifying the masses, baking the masses for 12-24 hours under the temperature of 35-60 DEG C, and packing the masses to obtain the finished product. The prepared product has extremely low heat, strong water absorption, large viscosity and high expansion rate, can expand by 20-100 times after entering the stomach and absorbing the gastric juice, generate satiety feeling, sufficiently meet the eating sense and does not increase weight simultaneously, and does not need to diet purposely so as to achieve equilibrium dieting, thus realizing ideal weight-losing effect.

The invention discloses procyanidine-modified carboxymethyl chitosan, a preparation method thereof, and application thereof in the fields of medical materials, health-care foods, cosmetics and the like. The procyanidine-modified carboxymethyl chitosan keeps the characteristics of carboxymethyl chitosan and has high oxidation resistance, antibacterial activity, barrier properties and the like, and is worthy of being applied.

The invention discloses a formula of elastic and crispy sausages. The elastic and crispy sausages are prepared from following raw materials in parts by weight: 10-16 parts of chicken, 8-13 parts of crushed fat, 8-14 parts of plant oil, 17-25 parts of ground meat, 40-62 parts of ice water, 0.1-0.3 part of monoglyceride, 0.2-0.5 part of phosphate, 1.2-1.9 parts of table salt, 0.6-1.0 part of white granulated sugar, 0.001 part of allura red, 0.01-0.02 part of monascus red, 0.2-0.6 part of konjac glucomannan, 1.3-2.6 parts of protein isolate powder, 2.1-4.6 parts of methylcelluloses, 0.2-0.6 part of chicken balm, 0.1-0.4 part of a soybean odor covering agent, 0.1-0.5 part of carrageenan, 0.1-0.4 part of white pepper powder, 0.2-0.6 part of spicy powder, 1-4 parts of corn modified starch and 0.8-1.5 parts of corn starch. According to the formula of the elastic and crispy sausages, the methylcelluloses are added into the formula of elastic and crispy sheets to be used as a bonding agent; the elastic and crispy sausages have good thickening property, bonding property, water-retaining property, wettability and oil-retaining property. After the methylcelluloses are added, the structure of a product can be changed; compared with common crispy sausages, the elastic and crispy sausages have better toughness and more crispy mouth feel.

The invention provides a plant empty capsule with a good moulding effect, high surface smoothness and good elasticity and a manufacturing method thereof. The plant empty capsule comprises 88-90wt% of complex gum, 1-3wt% of potassium chloride, 0.3-0.5wt% of humectant, 0-0.2wt% of polysaccharide, 3-5wt% of medical glycerinum, 1-3wt% of titanium dioxide and 0.2-0.3wt% of food colourant, wherein the complex gum comprises carrageenan, plant cellulose and sodium carboxymethylcellulose. The plant empty capsule is low in water content, is especially applicable to being filled with medicines which have strong hygroscopicity and are sensitive to moisture, has the advantages of wide applicability, no crosslinking reaction and high stability and is preservative-free, and microorganisms can hardly grow on the empty capsule; and meanwhile, the plant empty capsule is hardly crisp or broken at a low temperature and is still stable in capsule shell character at a high temperature.

The invention relates to easily scrubbed graffiti art watercolor paint and a preparation method. The preparation method comprises the following steps of: heating and boiling deionized water, then stopping heating, adding glycerine and solution of Kathon, and stirring to dissolve the mixture; adding polyvinyl alcohol with low degree of alcoholysis, stirring to dissolve the mixture to obtain the mixed solution, then adding solution of polyacrylamide, and uniformly stirring the mixed solution to obtain the viscose; adding lithopone and pigment powder into the viscose, and uniformly stirring the mixed solution to obtain the crude slurry; and adding the crude slurry into a hopper of a three-roll grinder, and allowing the crude slurry to flow into a grinding roller and grinding the crude slurry to obtain the color pigment slurry, and allowing the color pigment slurry to flow into a storage barrel to obtain the finished product. The easily scrubbed graffiti art watercolor paint has bright color and powder texture, and film forming property, and is difficult to permeate from the surface, and is easy to be scrubbed by cold and hot water; and in addition, non-sugar-derived material, namely polyvinyl alcohol with the low degree of alcoholysis is used in a formula, and the paint is difficult to be used by the microorganism, such as mycete, compared with the traditional paint which uses the sugar-derived material, such as water soluble starch, Arabic gum and peach gum, and the shelf life thereof is obviously prolonged.

The invention discloses crack-resistant cement-based water-proof paint and belongs to the technical field of water-proof paint. The paint is prepared from, by weight, 22-26 parts of cement, 33-37 parts of silica sand, 15-17 parts of calcium carbonate, 10-12 parts of fly ash, 5-7 parts of hydrophobic organic silicon powder, 3-5 parts of zinc oxide, 6-8 parts of titanium dioxide, 1-3 parts of carboxymethylcellulose, 4-6 parts of melamine polyphosphate, 11-13 parts of neoprene latex, 7-9 parts of silicone acrylic emulsion, a proper amount of water, 1-3 parts of defoaming agent, 1-2 parts of water reducing agent, 1-2 parts of early strength agent, 0.5-0.8 part of preservative, 2-4 parts of wetting agent and 1-2 parts of dispersing agent. The invention further discloses a preparation method of the crack-resistant cement-based water-proof paint. The pain is easy to prepare, good in water-proof ability, good in adhesive ability and long in service life.

The invention discloses a preparation method of a composite sustained-release microcapsule preparation for treating ammonia nitrogen in culture water. The method is mainly applied to ammonia nitrogentreatment of the water in aquaculture. Spores of bacillus cereus, bacillus subtilis and bacillus licheniformis are used as core materials, and a whey protein and sodium alginate are used as wall materials to prepare double-coated microcapsules with an embedding rate of 90%. The method is used in the aquaculture, the main function is to purify the ammonia nitrogen in the culture water, antagonize pathogens, improve the immunity of cultured aquatic products and prevent disease occurrence, and a use period is more than 50 days.

The invention discloses a high-content alpha-linolenic acid microcapsule and a manufacturing method thereof. The microcapsule comprises a core material (an alpha-linolenic acid product with mass content of alpha-linolenic acid being no less than 80%), a wall material (starch sodium octenylsuccinate) and an emulsifier (flaxseed gum), wherein a weight ratio of the core material to the emulsifier is 100-500: 1, and a weight ratio of the core material to the wall material is 1-1.2: 0.8-1. The manufacturing method comprises the following steps: dissolving a part by weight of the emulsifier in water to prepare a solution with a concentration of 0.1 to 1.0% and then adding 100 to 500 parts by weight of the alpha-linolenic acid product into the solution; then dissolving starch sodium octenylsuccinate into water to prepare a solution with a concentration of 13 to 40%, wherein a weight ratio of starch sodium octenylsuccinate to the alpha-linolenic acid product is 0.8-1: 1-1.2; and finally mixing the two prepared solutions and carrying out emulsification, homogenization and spray drying so as to obtain alpha-linolenic acid microcapsule powder, wherein alpha-linolenic acid has high content, is hard to oxidize and has good fluidity, total fatty acids (W/W) is no less than 50%, moisture is no more than 1.2%, surface oil is no more than 2%, and alpha-linolenic acid is no less than 400 mg/g.

The invention discloses a deep moisturizing and repairing facial nourishing cream and a preparation method thereof. The dosages and physicochemical properties of the raw materials are adopted to generate a synergistic effect, so that the cream is mild and non-irritant to skin; the user obviously feels comfortable and soft without greasy feeling after use; the cream has significant effects of watersupplementing, moisture retention, dryness relieving and nourishing on the skin, and hydrogenated jojoba oil, camellia seed oil, hydrogenated vegetable oil and other oil components make the skin soft, smooth and surface purified, can easily repair the deep skin bottom layer, and provides activation and moisturizing effects for the uppermost layer cutin; ceramide and tocopherol have the effects ofdelaying senescence and protecting the skin, sodium hyaluronate has the effects of moisturizing and nourishing the skin and repairing skin injuries, can form a layer of film on the surface of the skin and can permeate into the corium layer, and vegetable oil, ceramide and other effective components can be locked in the skin; the preparation method provided by the invention is simple, easy to operate and high in production efficiency, and can be used for large-scale production.

The invention discloses a storage method of Chinese herbal medicine tall gastrodia tubers. The storage method comprises the specific steps: selecting undamaged fresh tall gastrodia tubers and removing scales on the surfaces of the tall gastrodia tubers; putting the tall gastrodia tubers into boiling water of 90-100 DEG C and heating for 5-10 seconds; then taking out the tall gastrodia tubers and cooling to room temperature; then putting the tall gastrodia tubers into a chitosan oligosaccharide solution with the concentration of 1.5% to be immersed for 25-35 minutes, taking out the tall gastrodia tubers and naturally drying in a ventilated place; then packaging the tall gastrodia tubers with polyethylene bags with the thicknesses of 0.015mm-0.02mm, wherein the weight of the tall gastrodia tubers in each bag is 10g-150g; and storing at room temperature (25 DEG C). According to the storage method, no biological substance and no preservative are added, so that the softness of the tall gastrodia tubers is kept and the tall gastrodia tubers are convenient to cut, process and eat; the original shapes of the tall gastrodia tubers are kept and the quality of the tall gastrodia tubers is easy to recognize; and with the adoption of the storage method provided by the invention, the tall gastrodia tubers can be stored for more than 170 days and the commodity rate can be up to be more than 96%.

The invention relates to controlled-release fertilizer as well as a preparation method and application thereof. The controlled-release fertilizer is prepared by taking straw powder as a raw material,carrying out sulfonation treatment under the existence of sulfite, a buffer agent, anthraquinone and copper salt, then carrying out alkalization treatment by sodium hydroxide and finally carrying outchloroacetic acid treatment. The invention also provides the preparation method and the application of the controlled-release fertilizer. In the controlled-release fertilizer provided by the invention, the molecular weight of lignin is small, the sulfonating rate is high, and the lignin and cellulose in plant straw are fully utilized; the controlled-release fertilizer can be applied by adding water or be applied as base fertilizer or topdressed fertilizer, a slow release effect is good, and release of nutrients can be effectively controlled.

The invention relates to the technical field of foliar fertilizer preparation, in particular to a disease-resistant type foliar fertilizer and a preparation method thereof. The disease-resistant typefoliar fertilizer is prepared from the following raw materials in parts by weight: 5 to 10 parts of poly-probiotic strains, 5 to 10 parts of carbon source, 1 to 2 parts of fermenting agent, 10 to 20 parts of amino acid stock solution, 15 to 20 parts of chitosan oligosaccharide, 20 to 30 parts of trace elements, 1 to 2 parts of chelating agent, and 30 to 40 parts of water. The chelated microelements of the disease-resistant type foliar fertilizer are beneficial to absorption of plants and transportation in vivo, avoids the symptoms of element deficiency, enhances the growth and improves the disease resistance.

The invention relates to a nano-silver antibacterial spray-molded protective film. The protective film is characterized by comprising the following components in parts by weight: 20-50 parts of a resin material, 10-20 parts of a nano-silver dispersing agent, 30-60 parts of a solvent, 0-3 parts of a coalescing agent and 0.5-2 parts of a hyperdispersant. The nano-antibacterial spraying agent can protect the surface of an object against scratching, skid and aging, can be easily peeled off, and is high in practicability and wide in application range.

The invention discloses an environment-friendly weatherproof waterproof coating, belonging to the technical field of coatings. The environment-friendly weatherproof waterproof coating comprises the following raw materials by weight: 50-55 parts of an EVA emulsion, 10-15 parts of carbon fibers, 12-14 parts of quartz powder, 6-8 parts of kaolin, 10-12 parts of talcum powder, 3-5 parts of hydrophobic organosilicon powder, 5-7 parts of aluminum powder, 2-4 parts of zirconium dioxide, 4-6 parts of titanium dioxide, 18-20 parts of cement, 1 to 3 parts of carboxymethyl cellulose, 4-5 parts of stearic acid, 2-4 parts of paraffin, 5-7 parts of sodium phosphate, 2-4 parts of dodecanol ester, 1-3 parts of a wetting agent, 6-9 parts of a plasticizer, 3-5 parts of an antifoaming agent, 1-2 parts of a preservative, 2-4 parts of a dispersant and 35-40 parts of water. The invention also discloses a preparation method for the environment-friendly weatherproof waterproof coating. The weatherproof waterproof coating provided by the invention has the advantages of simple preparation, low environmental pollution, strong adhesion and good water resisnce, acid and alkali resistance and high-temperature resistance.

The invention discloses a high-conductivity degradable plastic film composite material containing carbon nanotubes and a preparation technology of the composite material. The composite material is characterized by being prepared from starch, polyving akohol, urea, glycerol, L-proline, NaOH, nanometer TiO2, manganese stearate, kaolin, chitosan, sodium carboxymethylcellulose, attapulgite, graphene oxide, polyethyleneimine, ethenyl ethanoate, the multiwalled carbon nanotubes, silver acetate and the like. A composite catalyst is prepared by modifying nanometer TiO2 by means of proline sodium, kaolin serves as a biologically active agent, manganese stearate serves as a degradation accelerator, and a biodegradable composite film is prepared; sodium carboxymethylcellulose is added to be mixed with the attapulgite and chitosan to prepare the composite material. The starch is modified by means of ethenyl ethanoate, and static binding force exists between graphene oxide and polyethyleneimine, so that the barrier property of the composite film is improved, and the oxygen permeability is reduced.

The invention discloses antifouling paint which is prepared from the following raw materials: modified acrylic resin, a capsaicin derivative, a copper ion slow release agent, rosin, a filler, an antioxidant and a solvent. The capsaicin derivative can repel and kill microorganisms, so that the microorganisms are difficult to get close, and microbial pollution is reduced; a copper ion complex in thepaint serves as a second defensive line, copper ions can be continuously and uniformly released, the retention time of the copper ions on the surface is prolonged, and the durability of the antifouling and antibacterial properties of the paint is enhanced; and finally the modified acrylic resin is low in surface energy so as to enable the killed microorganisms and other pollutants to be difficultto attach, and the surface of an object is kept smooth and pollution-free. The three components of the capsaicin derivative, the copper ion slow release agent and the modified acrylic resin cooperatewith each other to play a role to achieve efficient and anti-fouling effects of the paint. The paint disclosed by the invention is remarkable in antifouling effect and low in addition amount of anti-fouling effective components, and is environment-friendly antifouling paint.