73results about How to "High degreasing rate" patented technology

A beef-flavored essence preparation method, comprising the following steps of: degreasing cleaned ox bones at a high temperature crushing the ox bones by using a crusher after drying treatment for 30 minutes, and sieving by using a 100-mesh sieve to obtain ox bone powder; adding the ox bone powder into a reaction kettle, adding water into the reaction kettle in a material and liquid ratio of 1:14 to prepare an ox bone powder primer solution, adjusting the pH, adding a pepsase for enzymolysis for 3 hours and then adding a compound enzyme in proportion for further enzymolysis, and on the basis, inoculating compound bacteria in a certain proportion to ferment to obtain a bone collagen peptide solution; carrying out Maillard reaction on the bone collagen peptide solution and a reducing sugar to obtain an essence base material; and then mixing the base material with marinade in a certain proportion, blending, concentrating and drying to obtain the beef flavor essence. The beef-flavored essence prepared by the preparation method in the invention has the advantages of being natural in raw material, pure in meat flavor, lasting in fragrance and the like, and is widely applied to foods such as instant noodles, soup bases, fast foods and the like so as to increase or endow the food with a unique meat flavor.

The preparation method for high-H-value oligopeptide from zein comprises, using corn powder as material, hypercritical CO2 liquid extracting to remove fat and smelly materials in said powder and extract zein; adding some water to the zein; taking extruding and modifying treatment at given temperature and pressure to increase its solubility; using two proleases for two-step enzymolysis to zein at given substrate concentration, enzyme concentration, pH value, and time condition; then, separating, purifying, drying, smashing and obtaining the product with F value more than 20.

The invention relates to a method for preparing chitin, L-calcium lactate and compound amino acid or peptide by performing microbial fermentation on carapace waste of shrimps, crabs and the like. The method comprises the following steps of: fermenting the carapace waste in seed solution of Lactobacillus rhamnosus CICC6003 and Bacillus subtilis CICC23579 to obtain the L-calcium lactate; and fermenting the carapace waste in the seed solution of Aspergillus oryzae CICC41477 to obtain the compound amino acid or the peptide and the chitin. By the method, decalcification, degreasing and deproteinization of the carapace waste of the shrimps, the crabs and the like can be realized, and high-quality chitin, L-calcium lactate and compound amino acid (peptide) series products can be prepared so as to realize comprehensive utilization of protein and calcium carbonate resources.

The invention discloses an extrusion forming agent, and preparation and use thereof, in particular to a forming agent for a tungsten-based alloy or hard alloy or ceramic powder extrusion forming process, and preparation and use thereof. The forming agent comprises 60 to 80 percent of solid and liquid paraffin wax, 3 to 8 percent of carnauba wax, 10 to 20 percent of high density polyethylene and ethylene-vinylacetate copolymer, 1 to 8 percent of plasticizer, 1 to 5 percent of stearic acid and the balance of modifier. In the invention, the drawbacks of long degreasing time, low degreasing conformality and more degreasing defects of extrusion blanks, particularly large-size extrusion blanks, are overcome, the raw materials are cheap and easy to purchase, the component compatibility of the prepared forming agent is high, the forming agent is used in a powder extrusion forming process, the micro structure of the forming agent is uniform, the forming agent has strong interaction force with powder, the formability is high, the quick and flawless degreasing of blanks with a thickness of 40 millimeters can be realize, the production efficiency is improved, and the development of extrusion forming industry is promoted greatly.

The invention provides feed for metal injection molding and belongs to the field of metal molding. The feed is prepared by mixing 9.2-10.5 wt% of binder with 89.5-90.8 wt% of metal powder. The metal powder laser grain size distribution D90 ranges from 18 micrometers to 30 micrometers. The binder comprises polyformaldehyde, a high-molecular polymer, a plasticizer, a surfactant, a compatilizer and lubricant. A preparation method of the feed includes the steps that the binder is obtained after polyformaldehyde, the high-molecular polymer, the compatilizer, the plasticizer, the surfactant and the lubricant are mixed to be uniform at the temperature of 150-200 DEG C; the feed is prepared after the binder and the metal powder are mixed. The feed is high in fluidity, the binder is easy to remove, and the obtained product is high in dimensional precision and small in impurity content. The preparation method of the feed is easy and convenient to operate, the uniform feed can be efficiently obtained, various ingredients in the feed are not damaged, and the use effect of the feed is well guaranteed.

The invention discloses a low-foam green CIP bactericidal concentrated cleaning agent, and relates to the field of CIP engineering cleaning agents. The cleaning agent aims to solve the technical problems that the time of a cleaning process is long, industrial wastewater is easy to cause environmental pollution, and green cleaning standards are not met in the existing food industry. The cleaning agent is prepared from an active component, an assistant, a chelating agent, a penetrating agent, an antifoaming agent, a bactericide, a pH regulator and residual deionized water. The cleaning agent isapplicable to the cleaning of food production line CIP, has excellent hard water resistance and dirt-removing power, adopts a nonionic / anionic surfactant with excellent biological degradability, belongs to an efficient CIP green cleaning agent integrating low foam and bactericidal activity, and can effectively remove various food dirt.

The production process of active corn polysaccharide with corn coating includes eliminating impurity and starch, drying, crushing to obtain corn coating powder; supercritical CO2 fluid extraction to eliminate most of the fatty matter and bad smell; adding proper amount of drinking water or other supplementary material and extruding at certain pressure and temperature; and drying and crushing to obtain the active corn polysaccharide containing great amount of corn diet fiber. The said production process has the full utilization of the material and no environmental pollution, and the product has obvious blood fat reducing, weight reducing and constipation treating effects.

The invention relates to light-yellow odourless degreasing silkworm pupa protein power and a preparation method thereof. According to the technical scheme, silk reeling silkworm pupae of which the skin and the gland are removed are selected as the raw material, silkworm pupa pretreatment is conducted, and coarse silkworm pupa powder is obtained; the coarse silkworm pupa powder is evenly mixed in degreasing solvent, ultrasonic degreasing treatment is conducted, centrifugal separation is conducted, and degreasing fluid and degreasing coarse pupa protein are obtained; drying and smashing are conducted on the degreasing coarse pupa protein, and the degreasing coarse pupa protein power is obtained; the degreasing coarse pupa protein power is evenly mixed in a sodium hydroxide solution, a silkworm pupa protein extracting solution is obtained, ultrasonic extraction treatment is conducted, macroporous resin is added into the silkworm pupa protein extracting solution, adsorption treatment is conducted, solid-liquid separation is conducted, resin and protein fluid are obtained, the protein fluid pH is adjusted, protein precipitation is collected, and wet silkworm pupa protein is obtained; vacuum drying and smashing are conducted on the wet silkworm pupa protein, and the light-yellow odourless degreasing silkworm pupa protein power is obtained. The light-yellow odourless degreasing silkworm pupa protein power and the preparation method thereof have the advantages that the technology is simple, the degreasing efficiency is high, effects of deodorization and decolorization are good, the treatment is low in temperature and short in time, the cost is low, the green and environmental protection is achieved, and the light-yellow odourless degreasing silkworm pupa protein power and the preparation method thereof can be used for industrial production.

A method for preparing pine mushroom active polysaccharides, which belong to health food process technology. The process comprising removing the foreign matter in the pine mushroom, drying and disintegrating; supercritical extracting the powder with carbon dioxide, which can remove most of the lipid matter and odorant; adding proportional drinking water and extracting water-solubility active polysaccharides under certain temperature and for a certain long time; filtering to get the active polysaccharides solvent; then carrying out the process of vacuum concentration, sediment with alcohol, separation, drying and getting the product, filter residue can be used to prepare high-fiber food if treated properly. The invention is characterized by the increase of the extraction rate and biological active, no denaturation of the raw material in extraction process and no pollution in whole production process, and the full utilization of the raw material.

The invention relates to a preparation method for a piston by powder injection molding. The preparation method for the piston by powder injection molding sequentially includes the following steps of pelletizing, wherein metal powder and a binding agent are mixed through an internal mixer to form granules with the rheological property; injection molding, wherein the granules are injected into a mold cavity in the piston shape to form a blank; degreasing, wherein part of the binding agent in the blank is removed, and a degreasing solvent is aviation kerosene; and sintering, wherein the binding agent is removed, and the piston is obtained. The preparation method for the piston by powder injection molding has the beneficial effects that the degreasing rate is high, product performance is good, and the production cost is low.

The invention discloses a water-based metal cleaning agent, which is made of the following raw materials in parts by mass: 3-8 parts of anionic surfactant, 1-10 parts of non-ionic surfactant A, 1-10 parts of non-ionic surfactant Ionic surfactant B, 2~5 parts of dispersant, 1.5~2.2 parts of complexing aid, 10~20 parts of silicate, 3~10 parts of inorganic base, 2~5 parts of organic base, 0.1 ~0.5 parts of defoamer, 37.3~76.4 parts of water. The invention also discloses a method for preparing the water-based metal cleaning agent. The invention has the advantages of good cleaning effect, no blind area in cleaning, less residue after cleaning, and less corrosion to metal workpieces after cleaning.

The invention discloses a process for optimizing the nickel-plated appearance of an ultra-wide stainless steel plate and belongs to the technical field of nickel plating. The process for optimizing the nickel-plated appearance of the ultra-wide stainless steel plate comprises the following steps: step 1, degreasing; step 2, immersion washing with hot water; step 3, washing with sulfuric acid; step4, spray washing with pure water; step 5, nickel pre-plating; step 6, corrective nickel plating; step 7: general nickel plating; step 8, cleaning and immersion washing; step 9, post-treatment; step 10, ultrasonic washing; step 11, blow-drying; step 12, oven-drying; and step 13, auxiliary collecting. By the adoption of the process, the nickel and phosphorus alloying process can be added between the pre-plating operation and the plating operation on a general nickel-plated layer; accordingly, not only can the plated layer deposition speed be improved, but also a lattice of the nickel-plated layer can be remarkably improved, the lattice being compact in structure can be refined, and the plated layer porosity can be reduced; and then, the appearance uniformity and glossiness of the general nickel-plated layer can be guaranteed, the plated layer density, uniformity and bonding strength can be improved, and the corrosion-resistant property can be improved.

The invention discloses a preparation method of mullet protein source antioxidant peptide. The method comprises the following steps: preparing fresh mullet into minced fish, performing freeze drying on the minced fish, and crushing the minced fish, so as to obtain freeze-dried fish meal; defatting the freeze-dried fish meal through ethyl acetate, performing freeze drying, and curshing, so as to obtain defatted mullet protein power (GM); performing enzymolysis on the defatted mullet protein power (GM), performing centrifugation, and performing freeze drying on obtained centrifugate, so as to obtain crude antioxidant peptide (HGM). The crude antioxidant peptide (HGM) is further separated and purified, so that the mullet protein source antioxidant peptide is obtained. Through the method, mullet protein source antioxidant peptide with high antioxidant activity can be obtained.

The invention discloses a high-cycle-use feedstock for metal-power injection molding (MIM) and a preparation method thereof. The high-cycle-use feedstock is prepared from binding agent total components and a metal power component according to the formula proportion; the binding agent total components is prepared from the components in percentage by weight: 80-90wt.% of copolyoxymethylene, 2-10wt.%of backbone high polymer, 2-5wt.% of thermoplastic elastomer, 0.1-3wt.% of an antioxidant, 0.1-1wt.% of an absorbing agent, 0.1-5wt.% of a compatilizing agent and 0.1-5wt.% of a coupling agent; and the weight percentage of the binding agent total components to the metal power component is 1to (10-11). The preparation method comprises the step of extruding and granulating through a double-screw extruding machine. According to the high-cycle-use feedstock for MIM and the preparation method thereof, optimization is carried out from the angle of the binding agent and the angle of the equipment technology, the cycle use life of the feedstock is prolonged, through a test, the color of the surface of a workpiece which is subjected to injection molding by the high-cycle-use feedstock is uniform and has no dark lines and flow lines, meanwhile, the number of times of cycle of a drainage opening material is much, the degreasing rate at the later stage is high and can maintain at a certain stablelevel, and no desirable influence occurs to the appearance of a product.

The invention relates to a preparation method of a tungsten-nickel-iron alloy counterweight block injected and molded by metal powder. A preparation method of an alloy counterweight block injected and molded by powder comprises the following steps in sequence: pelleting by blending metal powder with an adhesive in an internal mixer to form pellets with rheological properties; injecting and molding by injecting the pellets into a die cavity with the shape of the alloy counterweight block to form a blank part; degreasing by removing part of the adhesive in the blank part, in which a degreasing solvent is aviation kerosene; and sintering by removing the adhesive to obtain the alloy counterweight block. The preparation method of the tungsten-nickel-iron alloy counterweight block injected and molded by the metal powder has the advantages that the degreasing rate is high, and the product is excellent in performance and low in production cost.

The invention relates to a preparation method of a coix seed extract. The method comprises the steps as follows: S1, drying and crushing coix seeds to obtain coix seed flour; S2, removing starch and fat in the coix seed flour through acid treatment and addition of a degreasing agent; S3, performing dynamic superhigh-pressure microfluidization treatment on coix seed pulp to promote dissolution extraction of polysaccharide and protein in the coix seed pulp; S4, adjusting the mass concentration of the coix seed pulp, adding an ionic strength regulator to regulate the ionic strength of the coix seed pulp, and adjusting the pH of the coix seed pulp; S5, adding an organic polymer adsorbent to the coix seed pulp to adsorb protein and polysaccharide agglomerates; S6, performing standing and filtration, collecting a filtered-out organic polymer adsorbent, and sequentially eluting polysaccharide and protein; and S7, removing starch and grease again through low-temperature settlement and centrifugal degreasing to finally prepare a coix seed emulsion containing polysaccharide and protein. The prepared coix seed emulsion is compounded into instant compound coix seed flour.

A process for preparing the simulative corn proteolipin used to prepare low-fat food includes such steps as removing impurities from the embryo buds of corn, drying, pulverizing, supercritical CO2 fluid extracting, extruding, drying, pulverizing, removing carbohydrates or not, adding drinking water, xanthan gum and monoglyceride, micro-granulating, and emulsifying.

The invention provides an efficient degreasing method based on the catalytic hydrolysis function of lipase on animal skin grease and application of the efficient degreasing method. The method is characterized in that the catalytic hydrolysis reaction of the lipase on the animal skin grease is carried out by stages, and in the enzyme action initial stage, grease in the animal skin is catalyzed to be hydrolyzed under the optimum pH value of the lipase; and in the reaction, alkali and a fatty acid dispersing agent are added later, soluble soap is formed by fatty acid in situ to enter a water phase, product fatty acid and grease molecules are separated in time, the product inhibition and surfactant inhibition functions of the lipase catalytic reaction are eliminated, the lipase generates superactivity, the enzymatic catalysis efficiency is improved, no surfactant needs to be added, and solvent and surfactant free efficient degreasing of the animal skin is achieved. The method is suitable for carrying out efficient degreasing on the animal skin in the processes such as tanning, fur coat making, glue making and polypeptide and active substance extracting with any animal skins as raw materials.

The invention relates to a method for extracting omega-6 polyunsaturated fatty acid from plant seeds, eliminating impurities from the plant seeds, properly preprocessing and then roughly crushing, making microwave vibration to break their walls and rapidly drying and finely crushing to make them into powder of a certain size, making supercritical CO2 fluid extraction on the made powder, selectively extracting, separating and purifying omega-6 polyunsaturated fatty acid in the raw material on proper conditions. The invention fully uses the raw material, and does not produce waste residues and waste steam and pollute the environment. The products have high physiological activity and excellent taste.

The invention provides an extraction method of sea cucumber collagen. The extraction method comprises the operation steps of (1) deodorization, (2) degreasing; (3) stepwise enzymolysis, (4) alcohol precipitation and (5) ultra-filtration and drying. The method has the beneficial effects that enzymolysis is carried out on endonuclease papain and chymotrypsin, the exposure rate of amino acid restriction enzyme sites of the sea cucumber collagen is increased, enzymolysis is carried out on exonuclease flavourzyme, full enzymolysis is carried out on the sea cucumber collagen, and the amount of the sea cucumber collagen is increased, so that the yield is improved; the finally obtained sea cucumber collagen is high in purity and small in molecular weight, can directly reach a skin corium layer, the moisture is locked, the elasticity of the skin is increased, wrinkles are smoothed, the sea cucumber collagen is high in activity and high in antioxidant ability, in vivo free radicals are removed and the sea cucumber collagen plays an anti-aging role. The method is simple in operation step, the sea cucumber collagen can be obtained, a lot of by-products with high economic value can be obtained, the added economic value of sea cucumber is increased and a new way is added for treatment of the sea cucumber.

The invention discloses an ultrasonic emulsifying degreasing method for an animal skin. The ultrasonic emulsifying degreasing method comprises the steps of: removing impurities on the surface of an animal skin and washing the animal skin through clean water, and cutting the animal skin for later use; adding a surfactant to the animal skin, implementing ultrasonic emulsifying degreasing, rinsing the animal skin by pure water at 29-31 DEG C after the ultrasonic treatment, filtering, and drying to constant weight at 102-104 DEG C to obtain the degreased animal skin. The method disclosed by the invention, in treating a mammal skin or a fishskin, can achieve degreasing rates greater than 68% and 80% respectively, and is low in collagen loss rate, wherein the collagen loss rate of the mammal skin is lower than 10% and the collagen loss rate of the fishskin is lower than 6%; and the degreased animal skin has a high collagen content, and after being further processed, can be widely applied to food, cosmetics, medicine and other fields.

The invention discloses a granular beef essence. The essence comprises the following components in parts by weight: 50-85 parts of a beef bone extracting solution and 20-50 parts of a beef reaction liquid. The beef essence of the invention has the characteristics that the essence is granular at normal temperature and stable in property, can melt into a liquid by heating, and can fully release flavor substances. The essence has a good high-temperature-resistance effect, can reduce the loss of essence flavor and increase the juice feeling, water retention, tenderness and smoothness of products in the processing course when applied to meat products, enables the products to have a good slicing property, and reduces the addition amount of fat.

The invention provides a preparation method for Chinese forest frog antioxidative peptide. The preparation method comprises the first step of pretreatment, the second step of degreasing, the third step of enzymolysis, the fourth step of enzyme deactivation and the fifth step of antioxidative peptide preparation. The preparation method has the beneficial effects that in the enzymolysis process, an enzymolytic agent comprises components including, by weight, 5-10 parts of papain, 12-20 parts of flavourzyme, 1-3 parts of magnesium sulfate, 2-5 parts of cysteine, 1-3 parts of monocalcium phosphate, 0.5-1.5 parts of vitamin A and 2-5 parts of sodium dodecyl sulfonate. As the enzymolytic agent is used for carrying out enzymolysis on Chinese forest frog protein, conditions are mild, and the polypeptide activity cannot be destroyed; and the enzymolysis efficiency is high, and the preparation time is shortened. The Chinese forest frog antioxidative peptide prepared through the method is high in extraction rate, purity, polypeptide and antioxidative performance and suitable for industrialized production, and preparation operation is easy.

The invention discloses a squid protein beverage and a preparation method thereof. The squid protein beverage comprises the following ingredients in parts by weight: 3-5 parts of squid protein, 1-2 parts of concentrated fruit juice, 0.06-0.08 part of citric acid, 0.3-1 part of amino acids, 0.01-0.03 part of peach gum, 2-4 parts of glucose, 0.01-0.03 part of menthol, 0.01-0.02 part of sucrose fattyacid ester, and 80-100 parts of water. The squid protein beverage disclosed by the invention has the following beneficial effects: the ingredients of the squid protein beverage synergistically take an effect so as to enhance functions, and thus, the squid protein beverage has relatively strong antioxidant activity; moreover, the squid protein beverage has aroma and refreshing taste of mint, and is capable of exerting the best effects of the protein beverage and improving stability of the protein beverage. The preparation method of the squid protein beverage is simple and feasible; moreover, squid protein degreasing rate and yield are high during the preparation processes so that thermal denaturation temperature of proteins is increased. And thus, the prepared squid protein beverage is stable in system, rich in a plurality of active substances, and good in sensory evaluation.

The invention relates to a method for manufacturing a sampler through powder injection moulding. The method for manufacturing the sampler through powder injection moulding sequentially comprises the following steps of granulation, namely metal powder and a binder are blent through a smelting machine so as to become granules with rheological property; injection moulding, namely the granules are injected into a mould cavity with the shape of the sampler to form a workblank; degreasing, namely part of the binder in the workblank is removed, and aviation kerosene is adopted as a degreasing solvent; and sintering, namely the binder is removed to obtain the sampler. The method for manufacturing the sampler through powder injection moulding has the advantages that the degreasing rate is high; the product property is good; and the production cost is low.

The invention provides an extraction method of grease of periplaneta americana. The extraction method comprises the following operating steps: taking a periplaneta americana medicinal material, and collecting grease after squeezing the periplaneta americana medicinal material. Studies show that the prepared degreased periplaneta americana medicinal material has the effects of obviously reducing the side effects during gastric ulcer treatment and improving the curative effects on gastric ulcer, and provides a new choice for clinical medication; meanwhile, the method is high in degreasing rate, is convenient and fast to operate and is suitable for industrial production.

The invention discloses a defatting method of fat-containing protein powder and a preparation method of compound amino acid chelated calcium. In the defatting method disclosed by the invention, one or more than one of alkali metal hydroxide, alkali metal carbonate and alkali metal bicarbonate is used for defatting the fat-containing protein powder, operation is simple and feasible, defatting rateis high, and content of amino acid chelated calcium in the compound amino acid chelated calcium product prepared by defatting protein powder raw material by adopting the defatting method is high and meets the national food grade requirement. Compared with the traditional defatting method, the defatting method disclosed by the invention requires no strict explosionproof safety device, operation process is simple, price of the required thermostatic equipment is greatly lower than that of carbon dioxide supercritical extraction equipment, and production cost is saved while potential production safety hazard is reduced. The method for preparing the compound amino acid chelated calcium disclosed by the invention has available raw materials and simple synthetic process, steps of smashing, deacidifying, decolorizing and recycling and distilling reagent are eliminated, and cost is reduced.

The invention provides a cooking utensil, a control method, a device and equipment of the cooking utensil and a storage medium. The control method of the cooking utensil comprises the steps that a heating assembly is driven to heat and cook food materials; an ultrasonic signal for the ultrasonic generation assembly is generated, and the ultrasonic generation assembly is driven to perform ultrasonic cooking on the food materials according to the ultrasonic signal. The method comprises the following steps: heating and cooking food materials; according to the cooking method, the food materials are subjected to ultrasonic cooking through the ultrasonic signals, fat in the food materials is removed through two degreasing modes of baking steaming degreasing and ultrasonic degreasing, and therefore the degreasing rate can be increased when the food materials with the high fat content are cooked, the fat content of the cooked food materials is low, and the low-fat healthy diet of a user is met.

The invention relates to a method for wood color preserving and degreasing and belongs to the technical field of wood treatment. According to the method, to-be-degreased wood is soaked with water, sprayed with liquid nitrogen, frozen and dried to obtain dry wood; the dry wood is subjected to micro-blasting to obtain pre-treated wood; tea bran is ground, mixed with water, subjected to heating boiling and centrifugal treatment, and separated to obtain upper layer liquid, the upper layer liquid is concentrated to obtain concentrated liquid, and then the concentrated liquid, a sodium bicarbonate solution, potassium permanganate and the like are evenly stirred to obtain self-prepared degreasing color preserving liquid; and then the self-prepared degreasing color preserving liquid is put into a steam generator, the pre-treated wood is treated through steaming, and wood degreasing can be finished. Wood permeability is effectively improved, the wood degreasing rate is remarkably increased, and meanwhile the good color preserving effect is achieved.

The preparation method for high-H-value oligopeptide from zein comprises, using corn powder as material, hypercritical CO2 liquid extracting to remove fat and smelly materials in said powder and extract zein; adding some water to the zein; taking extruding and modifying treatment at given temperature and pressure to increase its solubility; using two proleases for two-step enzymolysis to zein at given substrate concentration, enzyme concentration, pH value, and time condition; then, separating, purifying, drying, smashing and obtaining the product with F value more than 20.