158 results about "Calcium propanoate" patented technology

The invention discloses a selenium-rich compound hard pellet feed for polyculture fishes. The raw materials of the feed comprises a selenium-rich fermented raw material, red fish meal, spray-dried animal blood cells, cottonseed protein powder, flour, wheat, rapeseed meal, rice bran, a mineral premixture, monocalcium phosphate, fish oil, calcium propionate and oligosaccharide which are prepared into a feed base material by weight parts, and the feed base material is conditioned and cured by using a double-shaft differential conditioner under the conditions of certain steam pressure, humidity and temperature. The feed has the advantages of high utilization ratio, high resistance to trophic factor damages, high stability in water and small feed coefficient. When the feed is used for breeding polyculture fishes, water pollution can be reduced, the survival rate of the polyculture fishes can be improved, and the breeding cost can be reduced; and moreover, bred fishes have the advantages of good body shapes, delicious meat and abundant organic selenium content, and free radicals in the human bodies can be cleared away by eating the bred fishes, so that the selenium-rich compound hard pellet feed has a health-care effect on the health of the human bodies.

The invention discloses a method for refreshing raspberries, which provides an antistaling agent for pre-picking treatment on raspberry fruits. The antistaling agent is prepared from 5 to 25g of calcium propionate, 5 to 25g of calcium chloride and 0.2 to 2g of salicylic acid in 1L of distilled water. The method comprises the following steps of spraying the pre-picking antistaling agent for one time three days before picking; picking raspberry fruits of which 70 percent is mature, and carrying out pre-cooling treatment on the picked raspberries for 24 hours in a cold storage warehouse at temperature of 1 DEG C; using cinnamic aldehyde with concentration of 60 ppm to carry out fumigation treatment for 24 hours to the raspberries after the pre-cooling treatment, and refrigerating the raspberries in the cold storage warehouse at temperature of 1 DEG C below zero and reaching 87.4 percent of fresh fruits after storing the raspberries for 17 days. The method has the advantages of safety, high efficiency and convenience, and can effectively reduce rotting rate of the raspberry fruit while the quality of the raspberries is maintained.

The invention discloses a hygroscopic state vermicelli antistaling agent and application thereof. The antistaling agent consists of calcium propionate, potassium lactate, sand sagebrush glue, glacial acetic acids and water. The antistaling agent disclosed by the invention has the advantages of high safety, high efficiency, simple operation and low cost. The antistaling agent disclosed by the invention is added, hygroscopic state vermicelli is not needed to be subjected to cold storage, and can be stored for a long term at a normal atmospheric temperature, the original quality of hygroscopic state vermicelli products can be better maintained, and the quality guarantee period of the hygroscopic state vermicelli products can be prolonged.

The invention relates to a multifunctional mildewproof dampproof agent. The multifunctional mildewproof dampproof agent comprises: in parts by mass, 20-40 parts of sorbic acid, 10-15 parts of tea polyphenols, 10-15 parts of adsorbent, 15-20 parts of chitosan, 5-10 parts of cinnamon essential oil, 15-18 parts of calcium propanoate, 5-10 parts of gelatin, 10-15 parts of modified alkyd resin, 2-3 parts of stearic acid and 60-80 parts of water. The mildewproof dampproof agent has the outstanding effect of inhibiting breeding of mold, fungi, bacteria, algae and other microorganisms in an organic medium, has the advantages of low dosage, economical cost, long sterilization duration, a wide application range of pH, convenient feeding and use safety, and can be widely applied to sterilization andmold prevention in various occasions.

The invention provides a processing method of ramie and pennisetum purpureum mixed silage, and belongs to the field of feed additives. The processing method comprises the following specific steps: mixing 60%-80% of pennisetum purpureum and 20%-40% of ramie to obtain silage; then spraying fermentation liquor to the silage, spraying an additive at the same time, and then performing fermentation. Thefermentation liquor comprises compound bacteria, compound enzyme and water, and the compound bacteria comprise lactobacillus plantarum, lactobacillus buchneri, pediococcus pentosaceus and bacillus subtilis; the compound enzyme comprises cellulase, xylanase and laccase; and the additive comprises calcium propionate, molasses, urea, ethanol and water. According to the processing method of the silage, ramie and pennisetum purpureum mixed silage is adopted, nutrients are complemented, the fermentation liquid and the additive are combined for fermentation, the defect that ramie and pennisetum purpureum silage is difficult to silage is overcome, the dry matter and crude protein content and lactic acid bacteria of the silage are increased, and the crude ash content, the acid washing fiber content, the lignin content and the pH value are reduced.

The invention discloses a biological stimulant. The biological stimulant comprises urea, potassium chloride, potassium dihydrogen phosphate, disodium EDTA, epsilon-polylysine, phenylalanine, matrine, calcium propionate, potassium fulvate, isopentenyladenine, 6-benzylaminopurine, a composite microbial agent and trace elements. The biological stimulant has an obvious effect on tomato plantation, meets vegetable growth demands, improves the growth and the fruit setting of vegetables, improves the free radical resistance of plants, enhances the vitality of the plants, increases the yield, adjusts distribution of nutrient substances, and improves the fruit content of fruits in order to substantially improve the fruit quality.

The invention relates to the field of aquatic feed processing, and discloses pelteobagrus fulvidraco culturing feed and a preparation method thereof. The feed provided by the invention is prepared from Peru fish meal, bean pulp, flour, soya-bean oil, monocalcium phosphate, zeolite powder, saltwater fish compound premix, feed grade calcium propionate, vitamin C and an antioxidant. The pelteobagrus fulvidraco culturing feed provided by the invention adopts multiple proper components, fish oil commonly used in a traditional feed formula is removed, meanwhile, a cold spraying technology of cooling the feed first and then spraying grease is adopted for preparation, the prepared feed can reduce the feed coefficients and increase the specific growth rate and relative weight gain rate of pelteobagrus fulvidraco.

The invention relates to a long-acting preservative for meat products. The preservative is prepared from the following raw materials in parts by weight: 1-3 parts of ethanol, 4-8 parts of rhus chinensis, 10-15 parts of sodium diacetate, 5-7 parts of potassium sorbate, 6-7 parts of calcium propionate, 11-15 parts of tea flower extract, 3-4 parts of glycerinum, 3-9 parts of lactic acid, 2-4 parts of trisodium phosphate, 1-3 parts of sodium lactate, 2-6 parts of sodium citrate, 0.3-0.5 part of nisin, 3-6 parts of sodium succinate and 0.6-1 part of malic acid. The long-acting preservative for meat products provided by the invention has the benefits that the long-acting preservative for meat products provided by the invention is long in acting time, good in effect and safe and efficient, and the taste of the meat products is not affected while corrosion is prevented.

The invention relates to a preservative with the dual functions of sterilization and color protection for fresh-cut fruits and vegetables, which consists of sodium chlorite and calcium propionate. A using process for the preservative comprises the following steps of: harvesting high-quality fruits and vegetables in a proper maturity stage, timely performing treatment or refrigeration in a refrigeration house of about 0 to 4 DEG C, selecting, grading and washing the fresh harvested or refrigerated fruits and vegetables, impregnating and sterilizing the selected, graded and washed fruits and vegetables for 1 to 5 min by adopting 100 mg/L sodium hypochlorite, performing fresh-cutting, impregnating the fresh-cut fruits and vegetables with composite solution consisting of 0.01 to 0.1 percent of sodium chlorite and 0.5 to 2 percent of calcium propionate, removing surface moisture, packaging the treated fruits and vegetables into plastic bags or boxes, and sealing the plastic bags or boxes for refrigeration, transportation or selling at 0 to 4 DEG C. In the new technology, the fresh-cut fruits and vegetables can be sterilized and kept fresh for about 10 to 20 days with original texture and color to be used as high-grade convenient fruit consumption products in meetings, banquets, catering for students and daily consumption.

The invention discloses a biological brick used for the growth and reproduction of Hermetia illucens and its production and using method. The biological brick for the growth and reproduction of Hermetia illucens is made of the following components in parts by weight: 20-40 parts of bran, 10-30 parts of loess, 1-5 parts of CMC-Na, 0.3-3 parts of calcium propionate, and 10-50 parts of water. The biological brick has special shape and functions, integrates three major functions of egg collection, hatching and larva feeding in one, has wide sources of raw materials, low production cost, and shortgrowth cycle, can remarkably improve the efficiency of collecting eggs and the quality of the larvae, can be used as a nutrition enhancer for Hermetia illucens larvae, also can significantly improve the survival rate of Hermetia illucens larvae, has great potential in the popularization and application of large-scale and industrialized artificial reproduction of Hermetia illucens, and has better social and economic value.

The formula of the biological disinfectant comprises the following components in parts by mass: 10-40 parts of a biological enzyme composition, 30-50 parts of a traditional Chinese medicine extract, 1-5 parts of chitosan, 1-5 parts of nisin, 1-5 parts of calcium propionate and 10-40 parts of distilled water. The disinfectant has the main characteristics that the disinfectant is a novel disinfection method mainly used for solving the problem of accumulation poisoning due to large quantity of chemical disinfectant residues; meanwhile, by adding traditional Chinese medicine extracts, nisin, calcium propionate and the like to biological enzymes with the sterilization effect to jointly act on microorganisms such as bacteria, fungi and viruses, the efficient sterilization method has the advantages of being high in safety, rapid in sterilization effect, wide in sterilization range, free of pungent smells and the like.

The invention is applicable to the technical field of materials, and provides a medical packaging film and a preparation method thereof. The medical packaging film comprises an outer film layer, an inner film layer and a phase-change energy storage material packaged between the outer film layer and the inner film layer, wherein the outer film layer is prepared from 65 to 80 parts of polylactide, 3to 9 parts of polybutylene succinate, 4 to 8 parts of nano cellulose and 3 to 8 parts of ethylene glycol isophthalate; the inner film layer is prepared from 65 to 80 parts of a polylactic acid-glycolic acid copolymer, 8 to 12 parts of a zinc chloride solution, 4 to 8 parts of nano cellulose, 4 to 8 parts of calcium propionate and 0.5 to 5 parts of polyethylene glycol terephthalate; the phase-change energy storage material is obtained by mixing a sodium chloride solution, starch water-absorbent resin, sodium polyacrylate and phase-change paraffin according to the weight ratio of 1:(3-5):(2-4):(0.01-0.03). The film layers are wide in raw material source, environmentally friendly, degradable, excellent in barrier property and mechanical property, high in transparency and capable of protecting medical articles, and meanwhile, the phase-change energy storage material is good and lasting in cold storage effect and high in repeated utilization rate.

The invention relates to a feed additive and applications thereof. The feed additive and the applications are characterized in that: the feed additive comprises 8-12% by mass of extract products, 0.2-0.8% by mass of balm, 0.2-0.8% by mass of rosemary, 0.2-0.8% by mass of calcium butyrate, 0.2-0.8% by mass of calcium propionate, and 82-92% by mass of a carrier sepiolite; the extract products comprise a grape seed extract product and an onion extract product; and the mass ratio of the grape seed extract product to the onion extract product is 3-5:1. In the technical scheme, a large number of experiments prove that: addition of the grape seed extract product and the onion extract product largely enhances oxidation resistance for animals, enhances anti-stress capability, and improves meat quality, and the additive is a green antioxidant and is free of side effects.

The invention discloses a preparation process of a neodymium-iron-boron magnet. The preparation process comprises the following steps: a, smelting: weighing raw materials in proportion, putting neodymium-iron-boron powder, Fe3O4, calcium carbonate powder, sodium benzoate, stearic acid and iron into a smelting furnace, carrying out heating to 1,500 DEG C and 1,600 DEG C, sequentially adding carbonblack, calcium propionate, SiO2 and single crystal magnesium oxide, continuing heating until all the raw materials are molten into a liquid state, adjusting a temperature to 2,750 DEG C and 2,860 DEGC, and keeping the temperature for 3-5 hours to obtain a crude permanent magnet product solution; b, powder preparation: cooling and curing the crude permanent magnet product solution to obtain a solid crude permanent magnet product, and feeding the solid crude permanent magnet product into a tube mill for continuous grinding for 3-5 hours to obtain permanent magnet powder with a particle size of0.5-1 [mu]m; c, pressing: placing the obtained permanent magnet powder in a magnetic field with a magnetic field intensity of 20,000-25,000 Gs for orientation and shaping under the action of argon shielding gas, and then carrying out pressing under a static pressure of 400 MPa to obtain a blank; d, cutting: cutting an inclined surface on the blank, and polishing the inclined surface; and e, tempering: placing the blank in a vacuum environment with a temperature of 800 DEG C to 900 DEG C for primary tempering to obtain the permanent magnet.

The invention relates to a multi-surface tooth-cleaning sphere eaten by a pet and a processing technology thereof. The multi-surface tooth-cleaning sphere comprises the following components in parts by weight: 25-35 parts of modified starch, 15-20 parts of potato starch, 15-20 parts of soybean protein concentrate, 10-18 parts of glycerol, 0.2-0.5 part of composite phosphate, 0.2-0.5 part of tea polyphenol, 12-15 parts of cassava starch, 4-8 parts of dietary fibers, 1-3 parts of a pet attractant, 1-2 parts of xanthan gum, 0.5-1 part of glycerol monostearate, 0.5-1 part of citric acid, 0.2-0.5 part of pigment, 0.2-0.4 part of potassium sorbate and 0.1-0.3 part of calcium propionate. The product utilizes natural shapes common in life and is closer to life, and the sphere has a 3D effect, so that a dog can fully grind teeth at play.

Feed for breeding ducks on a dry land is characterized in that 20 parts of corn flour, 10 parts of wheat bran, 20 parts of rice bran, 10 parts of lard oil, 20 parts of peanut oil residues, 20 parts of bean pulp, 0.2 part of vitamin E, 0.5 part of calcium propionate, 30 parts of cooked tapioca flour and 0.5 part of gypsum powder are mixed and mechanically pressed to form the feed. Various economical agricultural products with low price and comprehensive nutrition are used as main energy raw materials, gypsum is added into the feed, the body temperature of the ducks is automatically adjusted and reduced, and the ducks can be bred on the dry land.

The invention provides a novel ammonia-nitrogen wastewater treatment material and a preparation method thereof. The material is prepared form components as follows: silica, titanium dioxide, xonotlite, calcium oxide, carbamide, titanium isobutoxide, calcium propanoate, calcium chloride, propyl gallate, ethanol, anhydrous acetic acid and distilled water. The preparation method of the material comprises steps as follows: firstly, mixing carbamide, 50-80 parts of ethanol, distilled water and anhydrous acetic acid to obtain a solution; after mixing titanium isobutoxide, titanium dioxide and the rest ethanol, slowly adding the solution to the mixture while stirring all the time, leaving the mixture to stand, then drying the mixture, grinding the dried substance into powder, sieving the powder, mixing the powder with the rest components, evenly scattering the mixture in a muffle furnace for calcination, and taking out and cooling the product to obtain the material. The novel ammonia-nitrogen wastewater treatment material can effectively remove ammonia nitrogen and COD, is high in adsorbability, has a good removal effect on heavy metal Cd and improves the wastewater quality.

The invention discloses red koji vinegar which comprises the following components: 300 percent of Yongchun mature vinegar, 100 percent of soybean, 5.5-6.0 percent of apple juice, 3.5-4.0 percent of white granulated sugar, 0.2-0.25 percent of calcium propionate, 0.05-0.1 percent of L-malic acid, 0.6-0.8 percent of sodium citrate, and 0.1-0.15 percent of aspartame, wherein the aspartame contains phenylalanine. The production process comprises the following steps: 1, mixing the Yongchun mature vinegar, the apple juice, the white granulated sugar, calcium propionate, the L-malic acid, sodium citrate and the aspartame together to prepare a mixed solution; 2, picking; 3, sterilizing; 4, soaking; 5, filtering; 6, filling; 7, sterilizing; 8, detecting according to the national microbial standard. Compared with the prior art, the red koji vinegar and the production process thereof have the following advantages that the material preparation is simple, the brewing process is simpler, the production cycle is shorter, the cost is reduced, the large-scale industrial production is achieved, and the red koji vinegar contains rich amino acids and proteins, has a better health-care effect, and can be used as a beverage for drinking in daily diet.

The invention discloses semi-dry noodles which comprise wheat flour, corn flour, edible alcohol, edible salt, water, natural carotene, gardenia yellow, calcium propionate, sorbitol liquid, propylene glycol, sodium carbonate and potassium carbonate. The invention also discloses a production method of the semi-dry noodles. The production method comprises the following steps: uniformly mixing sodiumcarbonate, potassium carbonate and edible salt to obtain a solid auxiliary material; mixing propylene glycol, sorbitol liquid and edible alcohol, adding natural carotene and solid auxiliary materials,and performing uniform mixing to obtain a substance A; stirring wheat flour and corn flour, adding water and the substance A, adding gardenia yellow and calcium propionate, and performing stirring toobtain a dough; and resting the dough, and sequentially carrying out calendering, primary sterilizing, drying sterilizing and packaging to obtain the semi-dry noodles. The method has the advantages that the moisture content of the prepared noodles is 23%-28%, the noodles have certain humidity, few bacteria and microorganisms exist in the noodles or even no bacteria and microorganisms exist in thenoodles, the noodles are free of browning, and thus the preservation time of the noodles is longer.

The invention relates to a low-carbon high-hydrogen coal dust modifier and a coal blending coking method. The modifier comprises the following components in percentage by mass: 60 to 85% of boric acid, 1 to 20% of adipic acid or dodecanedioic acid or alanine or the mixture of two or three of the adipic acid and dodecanedioic acid and alanine, 1 to 25% of calcium propionate, and 1 to 20% of seconary alkane sulphonate sodium or potassium stearate or stearic calcium lactate or the mixture of two or three of the seconary alkane sulphonate sodium and potassium stearate and stearic calcium lactate. The coal blending coking method comprises the following steps: weighing 0.01 to 1%of coal dust modifier and 0.1 to 5.5% of low-carbon high-hydrogen coal dust according to the mass of the coking fitting coal; transferring the coal dust modifier and the low-carbon high-hydrogen coal dust into a modifying device for modifying; uniformly mixing and placing the modified coal and 45 to 99% of coking coal into a coke oven; and then preparing high-quality carbon according to the conventional production process. The coal blending coking method has the advantages that the mass percentage of the low-carbon high-hydrogen coal dust in the coking fitting coal can be improved, the coking cost is greatly reduced, and remarkable economic benefits are brought.