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46 results about "Casein-Sodium" patented technology

Microcapsule complex microbial inoculant and preparation method thereof

The invention discloses a microcapsule complex microbial inoculant and a preparation method thereof and relates to the technical field of water purification. The preparation method includes: respectively adding photosynthetic bacteria, bacillus subtilis, lactic acid bacteria, saccharomycetes, bacillus megatherium, nitrobacteria and rhodospirillum in fermentation liquor to perform fermentation; filtering solids in the current fermentation liquor after the fermentation, and performing low-temperature concentration on the fermentation liquor; adding xanthan gum, casein sodium and tween 80 into the concentrated fermentation liquor, and spray drying to obtain the microcapsule complex microbial inoculant after stirring and even dissolving, wherein the weight ratio of the xanthan gum to the fermentation liquor is 1-3%., the weight ratio of the casein sodium to the fermentation liquor is 0.5-1%. and the the weight ratio of the tween 80 to the fermentation liquor is 3-5%.. The microcapsule complex microbial inoculant and the preparation method thereof have the advantages that microbial inoculant storage time can be prolonged, the microbial inoculant can be evenly dispersed in water, synergic effects among various microorganisms can be promoted, and purifying efficiency is increased.
Owner:中科众沃生态科技(武汉)有限公司

SA-magnetic bead freeze-drying working solution, SA-magnetic bead freeze-dried product and preparation method of freeze-dried product

ActiveCN109725141AFreeze-drying benefitsKeep reconstitutedBiological testingAntigenMagnetic bead
The invention discloses an SA-magnetic bead freeze-drying working solution, an SA-magnetic bead freeze-dried product and a preparation method of the freeze-dried product. The freeze-drying working solution is suitable for an alkaline phosphatase luminescence system and is prepared from a protein protectant and a buffer solution, wherein casein sodium is adopted as the protein protectant, a TBS buffer solution is adopted as the buffer solution, the TBS buffer solution is prepared from the components of 10-50 mM of Tris-HCl and 0.9% NaCl, and the pH is 7.4. The freeze-drying working solution isprepared from the casein sodium and the TBS buffer solution, so that the freeze-drying working solution is more suitable for the SA-magnetic bead freeze-dried product of an alkaline phosphatase reaction system; and a mixed solution of SA-magnetic beads and the freeze-drying working solution is subjected to sample application to the interior of a chip in micro-droplets, then after in-situ freeze-drying, the freeze-dried product is obtained, the freeze-dried product can keep good biotin combining activity after being redissolved, after the freeze-dried product generates a sandwich reaction witha biotinylated antibody and antigen and an alkaline phosphatase marked antibody, influence on activity of an enzyme catalyzed substrate is small, and the luminescence value is high and stable.
Owner:DONGGUAN HEC MEDICAL INTELLIGENT DEVICE R&D CO LTD

Preparation method of sustained-release anthocyanin micro-capsules

The invention relates to a preparation method of sustained-release anthocyanin micro-capsules, and belongs to the field of micro-capsules. The preparation method of the sustained-release anthocyanin micro-capsules comprises the following steps of performing fixation treatment on petal raw materials; adding warm water so as to be subjected to thermal insulation, adding phenylalanine, edible salt and citric acid, carrying out beating after dissolving so as to obtain pulp, and carrying out filter-pressing so as to obtain filtrate; dissolving modified starch, casein and maltodextrin in the filtrate, and carrying out spray-drying so as to obtain micro-capsules I; dissolving casein-sodium and vitamin C in the filtrate, wrapping the micro-capsules I with the solution so as to obtain micro-capsules II; dissolving sodium alginate in the filtrate, wrapping the micro-capsules II with the solution so as to obtain micro-capsules III; and then, dissolving sodium alginate and maltodextrin in water, wrapping the micro-capsules III with the solution, and carrying out drying so as to obtain finished products of the sustained-release anthocyanin micro-capsules. According to the preparation method ofthe sustained-release anthocyanin micro-capsules, pretreatment is carried out in advance during extraction process of anthocyanin so as to reduce degradation of the anthocyanins, so that stability isenhanced; moreover, multilayer-wrapping is performed on anthocyanin particulates by using different wall materials, so that the embedding rate is increased with sustained-release effects enhanced. Thus usability of the sustained-release anthocyanin micro-capsules in functional products can be improved so as to promote play of physiological function.
Owner:HENAN UNIV OF SCI & TECH

Slow aromatic polyelectrolyte microcapsule with casein-sodium alginate serving as compound wall materials and preparation method of microcapsule

The invention relates to a slow aromatic polyelectrolyte microcapsule with casein-sodium alginate serving as compound wall materials and a preparation method of the microcapsule. At present, public reporting of research of the slow aromatic polyelectrolyte microcapsule with casein and sodium alginate serving as the wall materials and essence serving as a core material is rarely seen. The casein is added into water solution containing acid media, and essence powder is added after the casein is dissolved to obtain casein/essence mixed liquid A. Sodium alginate dissolving liquid B is prepared, the casein/essence mixed liquid A is stirred, and the sodium alginate dissolving liquid B is dripped to obtain the essence loaded slow aromatic casein-sodium composite microcapsule. The essence loaded slow aromatic casein-sodium composite microcapsule is obtained by a composite coagulation method and applied to the field of coatings, textiles and the like, practicability and additional values of products can be improved, the particle size of the slow aromatic microcapsule ranges from nano level to micron level, and the essence can be effectively coated, so that lasting slow aromatic effects are achieved.
Owner:SHAANXI UNIV OF SCI & TECH

Extraction method of casein phosphopeptide

The invention discloses an extraction method of casein phosphopeptide. The extraction method comprises the following steps: (1) adding water into an enzymolysis tank, carrying out stirring under the condition that the temperature is 42-48 DEG C and the speed is 45-55 r/min, and adding casein sodium phosphate into the enzymolysis tank, thus obtaining casein sodium phosphate suspension; (2) adding compound protease for enzymolysis, thus obtaining casein phosphopeptide solution, wherein the compound protease is at least three of neutral protease, chymotrypsin, flavourzyme and papain, the enzymolysis conditions are as follows: the adding amount of the compound protease is 0.5-5 % of the mass of casein sodium phosphate, the pH is 6.8-7.2, the reaction temperature is 42-48 DEG C, the stirring speed is 45-55 r/min, and the reaction time is 4-6 h; and (3) carrying out high-speed centrifugal separation on the casein phosphopeptide solution and carrying out spray-drying sequentially, thus obtaining powdered casein phosphopeptide. According to the extraction method provided by the invention, a preparation process is simplified, the preparation difficulty and production cost of industrializedproduction are reduced, and the product casein phosphopeptide has relatively high calcium binding capacity.
Owner:TIANJIN TANGCHAO FOOD IND CO LTD

Preparation method of fructus crataegi-fiveleaf gynostemma herb-Chinese wolfberry fruit blood fat reducing oral liquid

The object of the present invention is to provide a preparation method of hawthorn, gynostemma and wolfberry oral liquid for reducing blood fat, which is used to solve the problem of separate administration of hawthorn, gynostemma and wolfberry in the current market, and provide a blood fat-lowering health care product. The sodium caseinate in the present invention is used as a food additive, which has high safety and is generally approved to be used by countries all over the world. It has a hydrophilic group and a hydrophobic group. The water-transporting group is inserted into the fat-soluble active ingredient, and the hydrophilic group is exposed outside, so that the fat-soluble active ingredient can be dispersed in water and remain stable for a long time, so that hawthorn and Jiaogulan , The fat-soluble active ingredients in wolfberry are extracted into water, which is easy for human body to absorb, maximizing the blood fat and blood pressure lowering effects of hawthorn, gynostemma and wolfberry. In addition, the casein sodium emulsion in the present invention will not destroy its stability and functionality under high temperature sterilization at 120°C, which can ensure that the oral liquid will not deteriorate due to high temperature during the final sterilization and filling process.
Owner:COLD & ARID REGIONS ENVIRONMENTAL & ENG RES INST CHINESE

A kind of natural environmental protection type modified casein glue and its preparation process

The invention discloses a natural environment-friendly modified casein glue and a preparation process thereof, aiming to provide a modified preparation using succinic anhydride as a raw material, starch and urea as auxiliary materials, and a trace amount of monoglyceride , calcium chloride, and sodium benzoate are natural environment-friendly modified casein glue prepared as auxiliary agents and a preparation method thereof; the modified preparation succinic anhydride used in the present invention has little side effects and remarkable modification effect, and succinylated casein carboxyl The content is significantly increased, and its solubility and other processing characteristics are significantly improved; acylated casein is used as raw material to prepare adhesives, avoiding the addition of chemical additives, significantly improving the environmental performance of casein adhesives, and satisfying people's health requirements for adhesives. Environmental protection requirements; the prepared casein adhesive has high viscosity and low stringiness, which can meet the industrial requirements for adhesive bonding; the preparation conditions of the modified casein adhesive are mild, the preparation process is simple, and the preparation process is easy to control. Industrialized production and promotion.
Owner:GANSU AGRI UNIV

Preparation process of high-protein sodium caseinate

The invention provides a preparation process of high-protein sodium caseinate, which comprises the following steps: pumping fresh milk or a fresh milk-grade casein aqueous solution into a dissolving cylinder, adding crushed Qula, and dissolving with a sodium hydroxide solution; degreasing to obtain a skimmed milk solution; carrying out negative-pressure vacuumizing deodorization and ultrahigh-temperature instantaneous sterilization; carrying out acid precipitation by using an isoelectric precipitation method, and dehydrating by using a filter press; deblocking and granulating to prepare granular casein; conveying the granular casein to a conversion cylinder for conversion by using an airflow conveying device at the conversion temperature of 20 DEG C to 50 DEG C, continuously adding a sodium hydroxide solution for 2 minutes, stirring for 2 minutes, and repeating the steps until the pH value of the solution reaches 6.0 and the solution becomes colorless and transparent pasty liquid; and finally, carrying out coil sterilization and spray drying to obtain the high-protein yak qula casein sodium. The protein content of the sodium caseinate prepared by the preparation process is 93 g/100 g and is far higher than that of the sodium caseinate prepared by the traditional process.
Owner:和政县华龙乳制品有限公司
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