610results about How to "Has antibacterial effect" patented technology

The invention relates to a method for preparing health-benefiting fermented soybean meal enriched in small peptides, gamma-aminobutyric acid (GABA), reducing sugar, lactobacillus plantarum and antimicrobial peptide. By utilizing strains of aspergillus oryzae, saccharomyces cerevisiae, bacillus subtilis and lactobacillus plantarum, the small peptides, free amino acids, reducing sugar, GABA and high viable count content in the lactobacillus plantarum in the health-benefiting fermented soybean meal are obtained through the two-stage solid state fermentation method, the small peptides account for 8.01-18 percent, the free amino acids has the content of 80-300mg / g, the reducing sugar reaches 20-80mg / g, the GABA reaches 0.317-0.5mg / g, the viable count content in the lactobacillus plantarum is 2-6.5*1010cfu / g, the antibacterial titer of antimicrobial peptides is 2.0*103-7.0*104 IU / g, and the yield of the health-benefiting fermented soybean meal is 82.03-90 percent. According to the process, the nutrient effect of the soybean meal can be improved, the prepared fermented soybean meal has the antibacterial effect, partial antibiotics can be replaced, the fermented soybean meal is conveniently preserved and saved, the process is simple and feasible, and the fermented soybean meal is green and environment-friendly and has application significance and wide prospect in the feed industry and breeding industry.

The invention relates to a plant-source bacteriostatic composite thin film and a preparation method thereof. The composite thin film comprises the following components in parts by weight: 70-80 of base material, 3-10 parts of plasticizer, 0.5-5 parts of antioxidant, 5-15 parts of composite antibacterial particles, 1-5 parts of coupling agent, 1-5 parts of dispersant, 5-10 parts of preservative and the like. The composite thin film disclosed by the invention can resist bacteria and has a good effect, and is widely applied to the fields of industry, agriculture, food, drugs and daily necessities.

The invention provides a method of making natural charcoal vinegar poultry and animal strains feed stuff addition agent. Char bamboo timber at high temperature to get solid production-bamboo char; cool the production gas to get liquid bamboo pyroligneous; process bamboo char into bamboo char powder, dry said bamboo char into bamboo char powder in no-drying or natural condition with the pH8-10; Carry out refinishing treat to bamboo pyroligneous to remove harmful substance-bamboo gum, then the pH will be 2.6-3.2; extract bamboo pyroligneous and bamboo char in the quality of (2-5):100, use bamboo char powder to absorb, stir homogeneously, wrap it up into bags , and get the faintly alkaline production with pH7.0-7.2. The invention could replace antibiotics addition agent effectively; preparation and refinishing technique is simple; no toxic and side effect, provide all-round nutrition to poultry and animal strains, enhance immunity, support that poultry and animal strains and their productions are pure-natural, organic, nuisance free; the texture is soft, and the egg is elastic especially; reduce the smell in and out the animal house by half and improve the environment.

The invention provides a method for dying cotton fiber by utilizing tea vegetable dye. In the method, natural tea vegetable dye is extracted from fresh tea leaves, and is utilized to dye cotton fiber by different mordanting methods. After being dyed by the method the invention, the cotton fiber has the advantages of good dyeing color fastness, more color spectrums and good bacteriostatic effect. Through the method, multiple colors can be dyed, the color and lustre are soft, archaic and natural, thus people can feel natural and healthy; the dyed cotton fiber has the characteristics of good dyeing fastness, washing and wear resistance, strong repeatability and uniform dyeing; the existing dyeing equipment is used to dye directly without adding equipment and increasing cost; the method is environmentally friendly and is beneficial to human health; and the method can be applied to clean production of textile industry and can realize large-scale production. The method can efficiently use resources of summer tea and autumn tea, develop and produce tea-dyeing cotton textiles which are environmentally friendly and have archaic, simple and elegant colors and bacteriostatic effect, and the market prospect is broad, thus being capable of not only generating great economic benefits but also obtaining great social benefits.

The invention relates to an environmentally-friendly multifunctional cleanser formula, and belongs to the field of producing daily products. The environmentally-friendly multifunctional cleanser formula comprises the following components in parts by weight: 15-20 parts of citrus plant essential oil, 20-30 parts of sodium dodecyl sulfate, 5-8 parts of alkyl polyglycoside, 1.2-1.8 parts of natural glucoside surfactant, 1.2-1.8 parts of propylene glycol, 1.2-1.8 parts of citric acid, 1.2-1.8 parts of sodium citrate, 10-15 parts of ethanol, and 20-25 parts of deionized water. The cleanser formula is wide in application range, strong in cleansing power, non-toxic and pollution-free, and capable of meeting the development trend of the market.

The invention relates to an esthetic carpet fragrance microcapsule finishing agent and preparation thereof. The finishing agent comprises, by mass, 5% -30% of fragrance microcapsules, 4%-50% of synthetic rubber latex, and the balance water. The method specifically comprises that the fragrance microcapsule finishing agent is added to backing lining glue of an esthetic carpet fabric, performing drying trough a coating process, and the method is completed. According to the esthetic carpet fragrance microcapsule finishing agent and the preparation thereof, the process is simple, the method can be applied to the esthetic carpet fabric conveniently, no special device is added, dehydration is not required, the processing temperature is easy to achieved, continuous production can be conducted, the esthetic carpet fabrics finished by the method have lasting fragrance, the villose surface appearance effects of small carpets are not effected, the effect is good and free from damage, and the fragrance can last for more than one year.

The invention relates to the technical field of fabrics, and provides a manufacturing method, having low dye consumption, small environment pollution and small waste water discharge, of an anti-biotic and anti-static yarn dyed fabric. The method comprises the following steps that (1) raw materials are selected; (2) dying is conducted, wherein chitin fibers, white cotton fibers and short chemical fibers are dyed by color master batches; (3) blended yarns are manufactured; (4) mercerization is conducted; (5) warping weaving is conducted; (6) fabric weaving is conducted; (7) anti-biotic finishing is conducted, wherein quaternary ammonium salt solution with the percentage concentration being 15%-18% is prepared, the fabric obtained in the step (6) is dipped in the quaternary ammonium salt solution, the bath ratio is 3:1-6:1, and the dipping time is 40 min-50 min; drying is conducted after dipping, temperature ranges from 65 DEG C to 75 DEG C, and time ranges from 15 min to 30 main; (8) post-finishing is conducted. The fabric manufactured in the method is good in anti-biotic effect, has moisturizing and dry-preventing functions, and does not generate static easily.

The invention relates to low-salt lotus leaf minced meat slices. A preparation method comprises the following steps: adding 0.2-0.4 mass percent of dried lotus leaf powder with the granularity of more than 100 meshes; adding 10-20 mass percent of food grade calcium lactate to partially replace sodium salt in the meat slices, uniformly mixing with raw material meat and other auxiliary materials by virtue of a chopping process to form a uniform emulsion system, salting under low temperature conditions, and manufacturing according to a traditional processing technology of minced meat slices. According to the method disclosed by the invention, the content of sodium salt in the minced meat slices can be effectively reduced, fat oxidative rancidity of the minced meat slices in the processing and storage process is delayed, the fading speed of the minced meat slices is reduced, the flavor of the minced meat slices is improved, the elasticity and chewiness of the minced meat slices are improved, and the manufactured low-salt lotus leaf minced meat slices are good in taste, and unique, strong and long-lasting in flavor.

The present invention discloses a hydrogel eye-care mask comprising medical marine organism components, which comprises a backing layer, a hydrogel layer and an anti-sticky layer. The backing layer is prepared by pharmaceutical-grade non-woven fabrics. The hydrogel layer comprises the following components in mass part: 0.1-0.5 part of carbomer, 0.03-0.06 part of carboxymethyl chitosan, 0.01-0.1 part of plant essential oil, 0.01-0.03 part of peppermint oil, 0.01-0.03 part of borneol, 8-10 parts of propylene glycol, 3-5 parts of alcohol, 0.4-0.6 part of polyvinylpyrrolidone, 0.4-0.6 part of carboxymethylcellulose sodium, 0.1-0.2 part of disodium ethylene diamine tetraacetate, and 0.08-0.12 part of sodium benzoate. The anti-sticky layer is prepared by PC release paper. According to the technical scheme of the invention, the carbomer is adopted as the main gel skeleton of the hydrogel eye-care mask. Meanwhile, the carboxymethyl chitosan having the bacteriostasis effect is added, and the plant essential oil, the peppermint oil, the borneol and other components are added at the same time to prepare the hydrogel layer. Therefore, the hydrogel eye-care mask is capable of relieving the eye fatigue.

The invention discloses a compact-type water-soluble human lubricant, a preparation method of the lubricant, and a condom using the lubricant. The compact-type water-soluble human lubricant comprises the following components in percentage by weight: 30-47% of glycerol, 2-4% of tween-20, 0.05-0.15% of sodium hyaluronate, 0.1-0.3% of jasminum essential oil, 0.5-1.2% of aloe essential oil, and 48-66% of water. The compact-type water-soluble human lubricant has good compatibility with the naturally-selected body fluid of human body, is not greasy, has a pH value as same as the pH value of the normal physiological environment of female vagina, and has the effects of nourishing vaginal tissues, promoting cell growth, increasing muscle elasticity, and improving vaginal relaxation.

The invention discloses a biopolymer nanosphere containing nicotinamide mononucleotide (NMN). The biopolymer nanosphere comprises a biopolymer carrier and NMN dispersed on the biopolymer carrier. Thebiopolymer carrier is made of a polymer fiber aggregate, fibrous skeletons of the polymer fiber aggregate constitute a three-dimensional interpenetrating network structure through arrangement modes ofunordered arrangement, cross arrangement, curling arrangement and the like, thus the NMN is protected, the problem that the NMN is prone to being decomposed after encountering light or being oxidizedis solved, the preservation time of effective components of the NMN is prolonged, and the preservation difficulty of the effective components of the NMN is lowered. The invention further discloses apreparation process of the nanosphere, a biopolymer material with the moderate chain length is obtained after physical modification, spherical particles are easy to form, the cellular three-dimensional interpenetrating network structure is constituted, and NMN small molecules are loaded on the inner surface and the outer surface of the network structure advantageously. The nanosphere can be used for preparing preparations such as tablets, particles, capsules or soft capsules and serves as human body health protection or pet therapy drug / functional food.

The invention provides acne treatment water with acne treatment efficacy and a preparation method of the water. The acne treatment water is prepared by taking traditional Chinese medicine theory of China as a basis, taking skin health as a purpose, taking a composite traditional Chinese medicine extract as a main efficacy additive and taking common substrate components in makeup as assistance. The acne treatment water provided by the invention has bacteriostasis efficacy, and also has the efficacies of removing pathogenic heat from blood, promoting blood, reducing the stagnation, relieving itching, diminishing inflammation and the like. The composite traditional Chinese medicine extract is naturally green, healthy and safe, and can be widely applied to acne treatment cosmetics.

The invention discloses a ceramic filter element added with silver iodide and provided with antibacterial effect, the ceramic filter element is characterized by comprising the following raw materials in part by weight: 13-15 parts of active carbon, 10-12 parts of bentonite, 9-11 parts of zeolite powder, 3-4 parts of zinc oxide, 8-10 parts of phenolic resin, 2-3 parts of urea, 3-5 parts of ammonium chloride, 5-8 parts of light calcium carbonate, 5-7 parts of bauxite, 1-2 parts of silver iodide, 5-8 parts of silicon nitride, 3-5 parts of palm fiber, 5-7 parts of modified cocoanut active charcoal and appropriate water. The silver iodide is added in the filter element to provide the antibacterial effect, the palm fiber is added to increase the toughness of the filter element, and the porous performance is provided, and the filtering adsorption performance is improved; the modified coconut active charcoal is added, the filter element is developed in gap, good in adsorption performance, high in strength, easy to regenerate, economic and durable; the raw material is simple and easy to obtain, the cost is low, the purifying efficnecy is high, the filter element is corrosion resistant, and can be used for air adsorption filtering and sewage treatment.

A fresh-keeping packaging material with a composite coating of PVA-liquid paraffin by adopting combined modification of functional nanosized TiO2-SiO2 and a preparation method thereof. The packaging material is produced through the reaction and recombination of the following components in an aqueous solution: 40-70g / L of PVA, 4-10g / L of liquid paraffin, 0.15-0.4g / L of nanosized TiO2, 0.2-0.5g / L of nanosized SiO2, 20%-50% (w / w[liquid paraffin]) of surfactant and 4-6g / L of glutaraldehyde. The preparation method comprises adding the nanosized TiO2 and SiO2 to the PVA solution to conduct ultrasonic mixing and thermostatic reaction; and then adding liquid paraffin-surfactant and glutaraldehyde to conduct cross-linking reaction, obtaining the composite-coating material. The PVA-based nano-modified composite-coating packaging material of the invention has a remarkably-reduced film-forming moisture permeability and a significantly improved bacteriostatic and fresh-keeping function.

The invention discloses an electricity-conducting and antibacterial polyamide 6 / polypropylene composite material and a preparation method thereof. The composite material is formed by mixing and extruding the following components: 100 parts of polyamide 6, 50-100 parts of polypropylene, 5-30 parts of conductive filler, 0.6-2.8 part(s) of an antibacterial agent, 10-30 parts of a compatilizer, 0.4-1.2 part(s) of an antioxygen, and 0.3-0.6 part of a dispersing agent, wherein the conductive filler is modified graphene micro powder subjected to the surface treatment through an acid and a coupling agent-absolute ethyl alcohol solution in sequence. According to the invention, the modified graphene micro powder is compounded with an inorganic antibacterial agent for use, and the electricity-conducting and antibacterial performance of the polyamide 6 / polypropylene composite material is improved, so that the application range of the composite material is greatly expanded.

The invention discloses a type water-soluble personal lubricant and a preparation method thereof, and a condom adopting the lubricant. A compact type water-soluble personal lubricant contains the following components in percentage by weight of 30-45 percent of glycerol, 2-4 percent of tween-20, 0.05-0.15 percent of sodium hyaluronate, 0.5-1.2 percent of aloes essential oil, 0.08-0.2 percent of flores aurantii essential oil, 0.1-0.3 percent of rose essential oil and 50-61.15 percent of water. The compact type water-soluble personal lubricant is good in compatibility with a personal natural secretion body fluid without greasiness, is consistent in pH value of a normal physiological environment of the vagina of a woman, and has the advantages of nourishing the vagina tissue, promoting the cell growth, and increasing the muscle elasticity.

The invention belongs to the field of light industry, in particular to a quick-drying type plant scar removal, black removal and restoration membrane which comprises the following raw materials in percentage by weight: 0.5-1% of chitosan quaternary ammonium salt, 1-2% of polyvinylpyrrolidone, 0.5-1% of centella asiatica extractive, 0.3-0.7% of astragaloside, 5-10% of an aloe extracting solution, 5-10% of a coix seed extracting solution, 3-5% of a portulaca oleracea extracting solution, 3-5% of VB3, 35-45% of ethyl alcohol, 6-10% of propylene glycol and the balance of water, wherein the sum of percentages by weight of the raw materials is 100%. According to the quick-drying type plant scar removal, black removal and restoration membrane, a continuous gas-permeable membrane having the property of positive ions is formed at the scars, so that the duration of stay of scar removing effective constituents is prolonged; the membrane has a certain pressure, so that effective constituents can easily permeate the skin, and the scar removing, black removal, restoration, antibacterial and itching relieving effects are obvious.

The invention discloses an anti-blocking liquid used in surgery and a method for preparing the same. The anti-blocking liquid comprises 1 weight% carboxymethyl chitosan having molecular weight of 200000-300000 dalton and 30-100 weight% water for injection, which dynamics viscosity is 100~800 centipoise. The preparing method comprises: removing impurity protein pyrogen from the raw material; carboxymethyl-modification of chitin; purifying the carboxymethyl chitosan; preparing the anti-blocking liquid and the preparation thereof. Accordingly, the anti-blocking liquid has excellent biological barrier performance and histocompatibility, after applied on tissue wound surface, can prevent tissue tissue adhesion postoperation, which intermediary metabolite and final metabolite in human body are normal metabolites facilitating to be absorbed by the human body, without toxicity and acrimony. The anti-blocking liquid has abundance material sources with low cost and simple process, thus has broad application prospects in clinical medicine art.

A flame-retardant antibacterial phytic acid ammonium finishing agent for cellulose fiber and a finishing method of the flame-retardant antibacterial phytic acid ammonium finishing agent relate to finishing agents and a finishing process of the finishing agents, wherein the flame-retardant antibacterial phytic acid ammonium finishing agent is obtained via the reaction of phytic acid, urea and dicyandiamide. The preparation method of the flame-retardant antibacterial phytic acid ammonium finishing agent is that: firstly, a certain amount of the phytic acid, the urea and the dicyandiamide react fully in an oil bath condition to synthesize the flame-retardant antibacterial phytic acid ammonium finishing agent; and secondly, the flame-retardant antibacterial phytic acid ammonium finishing agent is dissolved in water so as to be prepared into finishing liquor with a certain concentration, and the cellulose fiber is finished by adopting a padding baking method. By the flame-retardant antibacterial phytic acid ammonium finishing agent, the cellulose fiber has flame retardance and an antibacterial effect.

The invention relates to Bacillus velezensis 229-15 and application thereof. The Bacillus velezensis is preserved in the Chinese Type Culture Collection on September 20, 2019, the sample name is Bacillus 229-15 Bacillus sp. 229-15, the preservation number is CCTCC No: CCTCC M 2019734, and the strain is isolated from a campus soil sample in Gansu Agricultural University, Anning District, Gansu Province in China. The Bacillus velezensis 229-15 has a bacteriostatic effect on Xanthomonas oryzae pv.oryzae, Xoo and Xanthomonas oryzae pv.oryzicola, Xoc, and also has bacteriostatic effects on X.campestris pv.musacearum, X.axonopodis pv.vignicola, X.campestris pv.phaseoli and Magnaporthe oryzae, Botrytis cinerea, Fusarium graminearum and other pathogenic fungi at the same time. It is shown throughresults that the strain has a broad-spectrum bacteriostatic ability, good biocontrol resources are provided for prevention and control of Xanthomonas oryzae pv.oryzae, Xoo and Xanthomonas oryzae pv.oryzicola, Xoc, and a foundation is laid for development of novel microbial agents.

The invention relates to the technical field of high polymer materials, and particularly relates to a polypropylene composite material with high gloss and low linear expansion coefficient and a preparation method thereof. The composite material is composed of the following raw materials in parts by mass: 70-80 parts of polypropylene, 0-0.5 part of a nucleating agent, 1-1.5 parts of a brightener, 15-20 parts of filler, 0.1-0.3 part of an antioxidant, 0.1-0.3 part of a lubricant and 0-1 part of an antibacterial agent; the mineral filler consists of whiskers, mica and nano montmorillonite, wherein the crystal whiskers consist of calcium carbonate whiskers, magnesium sulfate whiskers and basalt whisker. The provided polypropylene composite material with high gloss and low linear expansion coefficient has high material glossiness, the linear expansion coefficient of the polypropylene material can be effectively reduced, the material also has antibacterial performance, and meanwhile, the phenomenon that a polypropylene material in life shrinks seriously due to post-crystallization is avoided, and important practical benefits are achieved.

The invention provides an eye care composition. The eye care composition is prepared from chondroitin sulfate, hyaluronic acid and ectoin or an ophthalmologically acceptable ectoin derivative. In theeye care composition, the chondroitin sulfate accounts for 0.05 to 2 percent by mass preferably 0.1%-1%; the mass percentage of the hyaluronic acid is 0.01%-2.5%, preferably 0.05%-1.5%; and the masspercentage of the ectoine or the ophthalmologically acceptable ectoine derivative is 0.5%-5%, preferably 0.5%-2%. Compared with the prior art, according to the eye care composition disclosed by the invention, hyaluronic acid, ectoin and chondroitin sulfate are combined according to a certain weight ratio, so that the repair of corneal injury can be accelerated; the anti-fatigue effect is remarkable, the recovery time of iris congestion and swelling is short, and the growth of escherichia coli, staphylococcus aureus, pseudomonas aeruginosa and candida albicans is well inhibited. More importantly, the irritation of chondroitin sulfate can be obviously relieved.

The invention discloses a preparation method of a polystyrene / silver / titanium dioxide composite material. The preparation method is characterized by comprising the following steps: (1) preparing polystyrene particles; (2) preparing sulfonated polystyrene particles and (3) preparing polystyrene / silver / titanium dioxide composite particles. The preparation method disclosed by the invention has the advantages of simple process and good repeatability and the prepared composite material has the advantages of relatively high catalytic activity and antibacterial property.

The invention provides an antibacterial real silk scarf and manufacturing methods. The antibacterial real silk scarf is processed and manufactured by using a natural antibacterial material working fluid. A natural antibacterial material can be extracted from moringa tree seeds, sophora flavescens, radix scutellariae, cortex phellodendri, belveder fruits, common cnidium fruits, cortex pseudolaricis, flos lonicerae, poria cocos, hemp seeds and other plants. Two manufacturing methods of the antibacterial real silk scarf are provided. The first manufacturing method comprises the steps that 1, stains of the real silk scarf are removed; 2, the real silk scarf is put in the antibacterial material working fluid to be soaked for 30-65 minutes; 3, the real silk scarf is dried at low temperature. The second manufacturing method comprises the steps that 1, stains of the real silk scarf are removed; 2, the front and back surfaces of the real silk scarf are evenly coated with the antibacterial material working fluid, and spraying is performed for 3-5 times; 3, the real silk scarf is dried at low temperature. The real silk scarf has an antibacterial effect and can effectively prevent mould from damaging the scarf, the service life of the scarf is prolonged, and the real silk scarf subjected to antibacterial treatment is harmless to a human body.

The invention discloses a preparation method of a full-biodegrade edible preservative film. The full-biodegrade edible preservative film is prepared from the following raw materials in parts by weight: 30-60 parts of modified starch, 30-60 parts of edible gelatin, 30-60 parts of soybean meal, 10-15 parts of carboxymethylcellulose, 1-3 parts of chitosan, 1-5 parts of a plasticizer, 10-15 parts of water, 1-5 parts of citric acid, 1-5 parts of antibacterial oil, 1-5 parts of fresh ginger juice, 1-5 parts of sticky rice juice and 1-5 parts of carrot powder. The edible preservative film prepared byvirtue of the preparation process has the excellent characteristics of no toxin, environmental friendliness, no pollution and lightness, has strong flexibility and water repellency and further has packaging and eating functions.

The invention discloses a skin care product with whitening, moisturizing and anti-aging effects and a preparation method and application thereof. The skin care product contains natural plant extracts,wherein the natural plant extracts include, by weight, the following raw materials: 5-10 parts of ginseng extract, 1-5 parts of felwort extract, 5-10 parts of pyracantha fortuneana extract, 1-5 partsof motherwort extract and 3-5 parts of olygonatum odoratum extract. The ginseng extract, the felwort extract, the pyracantha fortuneana extract, the motherwort extract and the polygonatum odoratum extract are used through reasonable compatibility and are supplemented with common matrix components of cosmetics, such as emulsifiers, emollients, moisturizers, thickeners, preservatives and the like to prepare the skin care product with whitening, moisturizing and anti-aging effects. The natural plant extracts not only improve the whitening, moisturizing and anti-aging effects of the product, theproduct is also endowed with a certain bacteriostatic effect, the dosage of a preservative can be appropriately decreased, and the safety of the product is improved.

The present invention discloses a preservation method for picking, storage, transportation and sales of high-value fruits and vegetables. The method is as follows: when fruits and vegetables reach a physiological maturity period, a pre-picking spraying-type 1-methylcyclopropene preservation agent is sprayed on trees, timely picking or delayed picking is conducted, after sorting, the fruits and vegetables are put into a microenvironmental controlled atmosphere preservation box, after fully pre-cooled in an origin place, the fruits and vegetables are put in a physiological and disease-double-controlling 1-methylcyclopropene preservation bag, and cover locking and storing are conducted. Storage, transportation and sales links have the following three modes: (1) a fresh sales mode: the fruitsand vegetables are directly transported to consumers in a cold chain manner and the fresh sales mode is suitable for e-commerce; (2) a storage mode: the fruits and vegetables are transported to cold storages of a storage and sales place for storage in a whole cold chain manner and the storage mode is suitable for fruit and vegetable storage and sales enterprises; and (3) a sales model: the fruitsand vegetables are divided into full box sales and single basket sales and the sales model is suitable for different consumer groups. The treatment method can delay picking time of the fruits and vegetables, delays occurrence of senescence and decay of the fruits and vegetables, and increases commerciality and sales prices of the fruits and vegetables in the storage, transportation and sales links.

The invention discloses a method for preparing GABA (gamma-aminobutyric acid) tea through microbial fermentation, and belongs to the technical field of tea processing. The method comprises the following steps: performing microwave deactivation on picked fresh tea leaves, rolling, performing high-temperature sterilization, soaking 20 to 60 percent by mass of tea into sterile water, adding a lactobacillus fermentation seed liquid under the conditions that the inoculation amount is 1 to 6 percent, the fermentation temperature is 32 to 42 DEG C and the fermentation time is 24 to 48 hours, taking out the tea after fermentation and drying. By the method provided by the invention, mechanical injury is reduced, the tea can be prevented from being red and broken, and the quality of the finished product tea is uniform. The method is simple in operation and high in controllability. The GABA tea prepared by the method has sour, cool and faint scent, mellow and fresh flavor and light yellow soup, the appearance strips are uniform and tight, the color and luster are oily and dark green, the leaf bottom is uniform and neat, the leaf quality is soft, and the GABA content reaches gamma-aminobutyric acid tea standard; the antibacterial effect is achieved, and long-time preservation and storage are benefited.

The invention relates to a ceramic basic glaze with a health maintenance function and an environment-friendly function and a use method thereof. The ceramic basic glaze is prepared from natural mineral raw materials and industrial pure raw materials by weight percent: 30-55% of feldspar, 15-30% of quartz, 10-25% of calcite, 1-8% of talc, 3-8% of barium carbonate, 1-3% of strontium carbonate, 1-3% of lithium carbonate, 1-8% of zinc oxide, 1-8% of rutile, 3-8% of kaolin and 3-10% of negative ion generating agent; the glaze is prepared by mixing, ball-milling and screening the raw materials. The glaze manufacture process is basically same as the normal ceramic glaze process, the cost is low, the monochrome glaze, fancy glaze or transmutation glaze can be manufactured by adding different ceramic pigment, the manufactured ceramic product is integrated with functionality and beauty, and is stronger in practicability, higher in technique content and better in process applicability in comparison with the similar technique principle product on the market at present, and the manufactured ceramic product has wide application prospect.

The invention discloses a biological macromolecule nanosphere containing NADH, which comprises a biological macromolecule carrier and NADH dispersed on the macromolecule carrier. The biological macromolecule carrier is a macromolecule fiber polymer, and the fiber framework of the macromolecule fiber polymer forms a three-dimensional interpenetrating network structure through arrangement modes of disorder arrangement, cross arrangement, crimping arrangement and the like, so that NADH is protected, and the problem that the NADH is easy to decompose when meeting light or oxygen is solved, the storage time of the effective components of the NADH is prolonged and the storage difficulty is reduced. The invention also discloses a preparation process of the nanosphere, which is characterized in that a biological macromolecule material with a moderate chain length is obtained after physical modification, spherical particles are easy to form, a honeycomb-shaped three-dimensional interpenetratingnetwork structure is formed, and NADH small molecules are favorable for being loaded on the inner surface and outer surface of the network structure. The nanospheres can be used for preparing tablets, granules, capsules or soft capsules and other preparations, and can be used as health promoting or pet therapeutic medicine / functional food.