112results about How to "Not easy to oxidize and deteriorate" patented technology

The invention relates to a process for preparing glossy ganoderma spore oil by using lucid ganoderma spore powder and glossy ganoderma as the raw material, which comprises enzyme method wall-breaking, wet method palletizing, supercritical CO2 extracting, finally carrying out centrifugation.

The invention discloses a compound feed for Scylla serrata, comprising fish meal, shrimp head powder, soybean meal, rapeseed meal, fish oil, soybean phosphatide powder, brewers yeast, choline chloride, molt hormone, bread flour, calcium dihydrogen phosphate, sodium dehydroacetate, butyl hydroxy anisole, astaxanthin, Schizochytrium limacinum, Bacillus licheniformis, a composite feeding promoting agent, a complex vitamin additive, a composite mineral matter additive and a composite adhesive. The feed has balanced nutrition, is resistant to spoilage, has a long storage life, not only reduces feed cost but also promotes the growth and improves the color of the Scylla serrate. In addition, the feed is friendly to environment, has good palatability and feed promoting effect, has high utilization efficiency and good stability in water, and can enhance the immunity and survival rate of scylla serrata. The invention also provides a preparation method for the compound feed for scylla serrata, which is simple in technology, with the function substance in raw material undestroyed in the preparation process.

The invention relates to the technical field of processing of aquatic products and particularly relates to a freeze drying method for the aquatic products and a freeze drying protecting agent. The freeze drying method for the aquatic products comprises the following steps: (1) pre-treating the aquatic products, namely, washing and chopping the aquatic products and removing a fat part; draining off and adding 5%-10% of a freeze drying protecting agent A; standing for 10-15 minutes and adding 2.5%-5.5% of a freeze drying protecting agent B; standing for 5-20 minutes; (2) pre-freezing, namely, placing the pre-treated aquatic products under the temperature from -25 DEG C to -30 DEG C to freeze for 15-20 minutes; and (3) carrying out vacuum freeze drying: finally, carrying out the vacuum freeze drying: under the temperature from -35 DEG C to -45 DEG C at 28-32Pa. With the adoption of the method, the nutritive loss is few after the aquatic products are rehydrated; meanwhile, the umami of the aquatic products is protected well and a previous appearance condition is maintained.

The invention relates to first filled oil and a preparation method thereof. The first filled oil is mainly prepared from, by weight, 30-80 parts of isooctane, 2-25 parts of benzene producing raffinate oil, 2-20 parts of methyl tert-butyl ether and 2-25 parts of isopentane. The first filled oil has excellent stability, anti-rust property, cleaning property and low-temperature startability and can meet the long-term storage need and the using requirements under harsh environmental conditions. The preparation method has the advantages of being simple and convenient to operate and stable in finished product.

The invention relates to a feed, in particular to a preparation method of a powdered oil feed. The preparation method mainly solves the technical problems that the powdered oil feed in the prior art is easy to melt, oxided and deteriorated and is difficult to preserve, a carrier of the traditional oil powder is a non-nutritive substance such as furfur, corn (cob) flour, modified starch, powder fiber and the like, only fat is provided, other nutritional ingredients are low, and the powdered oil feed can only serve as energy feed on an aspect of animal demand. By a special method, the carrier in the oil powder is replaced to animal and vegetable protein from the non-nutritive substance. The method comprises the following steps of: adding and mixing animal fat and vegetable fat according to proportion; adding an emulsifier into a mixture according to proportion, and performing high-speed emulsification; homogenizing the emulsified mixture by a homogenizing machine; and adding animal protein, vegetable protein, vitamin, mineral substances and trace elements into the homogenized mixture according to proportion, mixing in a solid-liquid stirring and mixing machine; and packaging.

The invention discloses a solid flavoring and a preparation process thereof. The preparation process of the solid flavoring of the invention comprises the following steps of: (1) crushing raw materials: uniformly crushing the raw materials, wherein the raw materials comprise 28.2 to 58.3 mass percent of ham, 20.8 to 62.5 mass percent of common salt, 3.1 to 10.4 mass percent of starch, 3.1 to 6.3 mass percent of wheat fiber and 3.1 to 4.2 mass percent of water; (2) uniformly mixing the crushed raw materials and granulating; and (3) drying the particles prepared in the step (2). In the solid flavoring, the ham is firstly prepared into the flavoring, so that the flavoring keeps the original characteristic flavor of the ham, can be conveniently taken and used, is difficult to oxidize and deteriorate, has long quality guarantee period and wide application range and can further promote healthy development of the ham industry.

The invention provides an inclusion method for fish oil which comprises the following steps: firstly, a tween 80 emulsifier is employed, fish oil is fully emulsified to form minimal emulsion droplets which are evenly dispersed, then a primary inclusion of fish oil is performed by beta-cyclodextrin to form a fish oil-beta cyclodextrin inclusion compound; secondly, a further inclusion of the beta cyclodextrin inclusion compound is carried out though inclusion agents such as sodium caseinate, microcrystalline cellulose and the like, a protein-cellulose sealed coating layer having a film state isformed on the surface of the fish oil-beta cyclodextrin inclusion compound. Based on the prior art, the method of the invention adds steps of emulsification and re-inclusion, so that the stability ofthe final product-fish oil inclusion compound can be effectively increased. The fish oil inclusion compound prepared by the invention has the advantages of high yield, long preservation time, stable property, difficult oxidation and deterioration.

The present invention provides compounds having the structure represented by general formula I, pharmaceutically acceptable salts thereofagonist, preparation methods therefor and a use thereof in the preparation of a medicine for the treatment of nervous system diseases. The compounds or pharmaceutical compositions thereof can be used as the KCNQ potassium channel agonist for treating nervous system diseases. Compared to retigabine, a compound in the prior art, the compound of the present invention have the same or better therapeutic effect, are easier for synthesis and storage, and less prone to oxidate deterioration.

The invention discloses a production method of instant crisp okra chips. The production method is characterized by comprising the following steps: step 1, treatment of raw materials: selecting fresh okra fruits, performing thorough cleaning and removing pedicles; step 2, color protection by blanching: putting the okra treated in the step 1 into boiled water for 10s, and cooling the okras to 2-5 DEG C after color protection by blanching; step 3, freezing: putting the okra soaked and flavored in the step 2 into a refrigerated warehouse with the temperature of -18 to -15 DEG C for performing freezing for 2-4h; and step 4, microwave vacuum freeze drying: taking out the okra subjected to freezing treatment from the refrigerated warehouse, putting the okra into microwave vacuum freeze drying equipment and performing drying to obtain freeze-dried crisp okra chips with the moisture content of 5% and below by mass. Compared with the prior art, the crisp okra chips produced by the production method of the instant crisp okra chips disclosed by the invention have the advantages of integral appearance, smooth surface, crisp mouthfeel, good sensory quality, longer storage life and the like, andavoid the defects of high oil content and the like in a traditional frying process.

The invention relates to an acid-proof type microalgae DHA oil microcapsule powder and a preparation method thereof. The acid-proof type microalgae DHA oil microcapsule powder is prepared from 12.6%-30.3% of core materials and 69.7%-87.4% of wall materials, concretely comprising the following active ingredients in percentage by weight: 12.5%-30.0% of microalgae DHA oil, 0.1%-0.3% of antioxidant, 25.0%-50.0% of whey protein, 3.0%-8.0% of food emulsifier, 20.0%-54.4% of sweetener, 4.40%-8.0% of hydrophilic colloid, and 0.60%-1.20% of acidity regulator. The prepared acid-proof type microalgae DHA oil microcapsule powder has good acid-proof property, and can be applied in a food system of an acid water system with pH of more than or equal to 3.5, the oxidization speed of microalgae DHA can be effectively reduced and delayed, the activity of the microalgae DHA can be maintained, the stability of microalgae DHA in acid water system food can be enhanced, and the shelf life of the acid water system food with microalgae DHA can be prolonged.

A cold tea is prepared from tea and drinking water through culturing tea leaching in drinking water at 0-4 deg.C under irradiation of ultraviolet ray in a special container with insulating function and ultraviolet lamp, and packing the resultant liquid. Its advantages are agreeable taste, rich natural nutrients and high health-care function.

The invention discloses aluminum nitride-silicon carbide nanoparticles transformer oil with strong thermal stability and a preparation method thereof. The transformer oil is characterized by comprising the following raw materials in parts by weight: 1000-1200 parts of naphthenic base oil, 2-3 parts of aluminum nitride, 0.2-0.5 part of magnesium acetate, 0.3-0.5 part of calcium stearate, 0.2-0.5 part of aluminum isopropoxide, 0.2-0.4 part of silver nitrate, 0.2-0.4 part of sodium benzoate, 2-3 parts of silicon carbide, 0.3-0.5 part of petroleum barium sulfonate and 0.3-0.7 part of additives. According to the invention, absolute ethyl alcohol is used in ball milling of inorganic powder to obtain nanoparticles, the used equipment is simple and the operation is easy; the added aluminum nitride nanoparticles have the characteristics of good dielectric properties, high stability, good thermal conductivity and small thermal expansion coefficient, the added silicon carbide nanoparticles have high temperature resistance, abrasion resistance and high thermal conductivity and can be contributed to the insulation and moisture resistance, arc extinction performance, heat dissipation property and thermal stability to a great extent when the silicon carbide nanoparticles are applied in transformer oil; and by adding other ingredients, transformer oil is prevented from easily oxidizing and deteriorating, is clean and free of impurities and has the advantages of enhanced dehydration and stability and prolonged service life.