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68results about How to "Good quality effect" patented technology

New process for preparing chondroitin sulfate (CS)

InactiveCN108264582AHigh conversion rate of enzymatic hydrolysis reactionImprove conversion efficiencyPeptide preparation methodsFermentationEnzymatic hydrolysisAlcohol
The invention discloses a new process for preparing chondroitin sulfate (CS), aiming at providing a new process which is simple in technology and high in CS recycling yield, enables the obtained CS finished product to be high in purity as well as convenient and fast in aftertreatment and separation, and facilitates the recycling of protein byproduct. The new process is mainly characterized in thata certain amount of an alcohol ketone polar solvent is added into an enzymatic hydrolysis system in a core proteolytic scheme, and a homogenizing agent is introduced into the enzymatic hydrolysis system. According to the technical scheme provided by the invention, an enzymatic hydrolysis reaction is high in conversion rate and conversion efficiency, and the obtained CS product has the characteristic of high purity; the subsequent treatment of the enzymatic hydrolysate obtained after the enzymatic hydrolysis reaction can be easily and conveniently realized, the operation efficiency of ultrafiltration treatment is greatly increased especially, and a better grading effect is achieved; on the one hand, a high-quality CS product can be obtained by means of a concentrated liquid system, and thehigh-quality protein by-product can also be recovered by means of a liquid permeating system; the traditional oxidation and impurity removal operations do not need to be performed in the process route, the reaction conditions of the overall process are mild, and the operation procedures are simple and easy to implement.
Owner:连云港中海生物科技有限公司

Method for curing fishes through negative pressure and ozone cold sterilization

The invention provides a method for curing fishes through negative pressure and ozone cold sterilization, in particular the method for curing red oil fishes through negative pressure cold sterilization. The method comprises the following steps of: putting preprocessed raw material fishes into a sealed container; adding salt in an amount which is 1 to 15 percent based on the mass of the fishes into the container; regulating the vacuum degree in the container to be 0.01 to 0.065MPa; rolling and kneading for 5 to 10 minutes at the rotating speed of 10 to 20 r/m; introducing ozone to ensure that the concentration of the ozone is 2.0 to 50ppm; rolling and kneading for 5 to 60 minutes at the rotating speed of 10 to 20 r/m; regulating the vacuum degree of the container to be 0.07 to 0.095MPa; and continuously curing for 4 to 24 hours to obtain the processed fish. The method has the advantages that the method has good effect of guaranteeing the quality by adopting negative pressure and ozone cold sterilization curing technology; compared with a product cured by a normal pressure curing method, the product cured by the process has lower content of volatile basic N, histamine and trimethylamine; and the method can obviously improve the organoleptic physical property and the edible safety of the product, also has the effect of effectively killing microorganisms in the raw material fishes and can improve the curing efficiency.
Owner:ZHEJIANG UNIV OF TECH

Preparation method of hot pot for instant salty and dried food

The invention relates to a preparation method of a hot pot for instant salty and dried food. The preparation method comprises the following steps of: cleaning various salty and dried products; cutting the products into regular small pieces, and mixing the small pieces and seasoner and adding water; placing the mixture into a can, and heating; and braising and warming up for sterilization to obtain an instant hot pot. By the method, salty and dried food can be processed into a canned cooked food hot pot and sold in markets to meet the requirements of people in non-productive areas on the salty and dried food; the added values of the products are improved, the quality guarantee periods of the products are long, edible seasons are prolonged, and the products can be instantly eaten conveniently and fast when opened; the products are cooked by high-quality natural mineral water which is rich in various trace elements beneficial to human bodies, and have mellow mouthfeel and unique flavor; hot pot materials are canned and then cooked to avoid secondary contamination to cooked food caused by canning; the hot pot materials are canned, then braised until medium rare, and cooked until well finished, so that the secondary destruction to nutrients in the food can be avoided and the quality guarantee effect is better.
Owner:廖全斌

Processing process of fresh preserved szechuan pickle

The invention discloses a processing process of fresh preserved szechuan pickle. The processing process is carried out after green vegetable roots (Var. tnmida Tsen etlee) are arranged and cleaned. The processing process is characterized by comprising the steps of slicing, salting, pressing with a heavy object for dewatering, freezing, storing, and mixing with natural spices, thus obtaining the finished product. The processing process adopts a slicing and salting method to change a traditional processing method for processing whole preserved szechuan pickle, adopts a fast squeezing and dewatering method with the heavy object to change a traditional processing method of preserved szechuan pickle including air dewatering and salt dewatering, adopts a low-temperature freezing and refrigerating method to change a traditonal processing and storage method for long-time fermentation and normal-temperature storage in a jar, and is free of food additives and preservatives. The processing process disclosed by the invention can be used for solving the problem that the air-dewatering process is likely to cause local decay of materials, reducing the use amount of salt for dewatering, correspondingly alleviating pollution control of processed wastewater, shortening the preserving time furthest, maintaining the freshness of the green vegetable roots, and highlighting the flavor characteristics of freshness, fragrance, tenderness and crispness of the Fuling preserved szechuan pickle.
Owner:陈亚平

Jasmine flower green bean cakes and production method thereof

The invention discloses jasmine flower green bean cakes and a production method thereof. The jasmine flower green bean cakes are made from the following effective components and raw materials in parts by weight: 30-50 parts of vigna radiata, 10-20 parts of white granulated sugar, 5-8 parts of vegetable oil, 8-12 parts of trehalose, 2-5 parts of edible salt, 3-5 parts of potassium sorbate, 3-6 parts of sodium dehydroacetate, 3-7 parts of jasmine flower essential oil, 25-40 parts of fresh jasmine flower petals and 5-12 parts of purified water. The production method comprises the following steps of uniformly mixing the raw materials, and then performing compression molding through a filler molding machine so as to obtain the jasmine flower green bean cakes. Through the raw materials and the production method of the jasmine flower green bean cakes disclosed by the invention, the jasmine flower green bean cakes disclosed by the invention have unique flavor, can maintain specific flavor in a long time, and have the characteristics of being pure, loose, fragrant and soft in mouth feel; and the jasmine flower green bean cakes have full-bodied jasmine flower fragrance, so that the appetite can be greatly stimulated, when the jasmine flower green bean cakes are put into mouths, long aftertaste is generated, and the jasmine flower green bean cakes have the characteristics of being long in fresh keeping period, long in storage period and the like.
Owner:广西横县百利食品有限公司

Method for improving shelf life of saltwater-freshwater bdellovibrio sp. microbial preparation

The invention discloses a method for improving shelf life of a saltwater-freshwater bdellovibrio sp. microbial preparation. The method comprises the following steps: preparing the bdellovibrio sp. microbial preparation; mixing the bdellovibrio sp. microbial preparation with a protection agent belonging to different kinds and / or with different concentration, so as to obtain a mixed solution; placing the mixed solution at different temperature to perform accelerated testing; sampling regularly, and detecting the live bacteria concentration of the bdellovibrio sp. microbial preparation in the mixed solution; and utilizing Arrhenius equation and recorded data to calculate out the shelf life of the bdellovibrio sp. microbial preparation, and determining the effect of the protection agent by comparing the shelf life. According to the method, by comparing the quality-guaranteeing effect of different protection agents on the bdellovibrio sp. microbial preparation, a protection agent with best quality-guaranteeing effect is screened out, and the shelf life of the bdellovibrio sp. microbial preparation is obviously prolonged; and also the activity of thalline in the bdellovibrio sp. microbial preparation can be effectively kept for a long time. The provided protection agent is wide in raw material selection scope and cheap in price, and is suitable for popularization and usage.
Owner:SOUTH CHINA UNIV OF TECH

Kitchen waste mechanical pretreatment system and pretreatment process thereof

The invention discloses a kitchen waste mechanical pretreatment system and a pretreatment process for the kitchen waste mechanical pretreatment system. The mechanical pretreatment system comprises a temporary storage material bin, double non-shaft screw conveyors, a vertical shaft hammer type grinding machine, an impurity removal machine, a homogenizing cache box and a sand removal and oil separation integrated machine. By means of the kitchen waste mechanical pretreatment system and the pretreatment process for the kitchen waste mechanical pretreatment system, kitchen waste with complex composition is taken as raw materials, high-purity organic slurry is produced, aftertreatment material inlet requirements for dry or wet anaerobic fermentation or black gadfly breeding and the like are met, sorted residue meets various heat treatment technology material inlet heat value requirements for incineration, gasification and the like, separation and purification of the kitchen waste are realized, the technical bottleneck of existing kitchen waste mechanical pretreatment being long in process chain, low in organic matter separation efficiency and high in impurity content and energy consumption is broken through, and a more optimized, more suitable and more reliable mechanical pretreatment technology is provided for a city classified kitchen waste treatment project.
Owner:BEIJING ENVIRONMENT ENG TECH CO LTD

Method for preserving high-moisture tartary buckwheat seeds through pepper essential oil

The invention provides a method for preserving high-moisture tartary buckwheat seeds through pepper essential oil. The method comprises the steps that the tartary buckwheat seeds are dried under a mild condition to obtain the tartary buckwheat seeds with the moisture content being 16%-18%; the obtained tartary buckwheat seeds are packaged into a corner bracing bag formed by processing a compositepackaging film made of polyvinylidene chloride/nylon/non-tensile polypropylene, and the corner bracing bag is filled with a slow-release fresh-keeping bag which is obtained in modes that the pepper essential oil and a beta-cyclodextrin aqueous solution are mixed, and pepper essential oil microcapsules obtained through stirring, still standing, vacuum filtration and drying to the constant weight are loaded into a filter bag; and finally, vacuum packaging is performed. According to the method, when the tartary buckwheat seeds are dried in mild and dry conditions till the moisture content is 16%-18%, the high-moisture tartary buckwheat seeds are packaged, and compared with the packaging result of a vacuumizing packaging method in the prior art, under the same storage condition, the method reserves the color and controls microbial growth effectively, and improves the quality of the high-moisture tartary buckwheat seeds.
Owner:CHENGDU UNIV

Mechanical controlled atmosphere insecticidal system for tobacco leaves stored in cave depot and construction and use method of mechanical controlled atmosphere insecticidal system

PendingCN114642197ASolve the safety risks of the three wastesNitrogen-filled controlled atmosphere is effective in killing insectsFumigatorsAgricultural engineeringEnvironmental engineering
The invention discloses a mechanical controlled atmosphere insecticidal system for storing tobacco leaves in a cave depot and a construction and use method of the mechanical controlled atmosphere insecticidal system, the system adopts the cave depot to replace a tent sealing system, not only can a good storage system be provided for the tobacco leaves, but also the tobacco leaves can be stored in the cave depot through the operations of pumping air and filling high-purity nitrogen (the concentration of the nitrogen is generally more than 99.5%). The purpose of effectively controlling insect conditions is achieved. Tobacco leaves are basically completely placed in a storage environment of a cave depot due to practical characteristics, the effective utilization rate of the storage environment is high, and meanwhile, in view of a gas replacement and nitrogen charging mode, the warehouse is inconvenient to carry out nitrogen charging and insect killing work in the gas replacement mode. Therefore, under the condition that the unique pest control environment situation that the cave depot is good in sealing performance and high in storage environment utilization rate is fully considered, cyclic nitrogen-enriched deoxidation and pest killing work is innovatively carried out through mechanical deoxidation and nitrogen enrichment equipment.
Owner:HUBEI CHINA TOBACCO IND

Anti-aging aronia melanocarpa wine and preparation method thereof

The invention discloses an anti-aging aronia melanocarpa wine and a preparation method thereof, and relates to the technical field of wines. The wine is prepared from the following raw materials in parts by weight: 40 to 60 parts of aloe gel juice, 20 to 40 parts of radix polygoni multiflori powder, 400 to 500 parts of grapes, 100 to 200 parts of aronia melanocarpa, 30 to 40 parts of blueberries,4 to 6 parts of mulberries, 10 to 20 parts of Chinese wolfberry and 0.1 to 0.3 part of a preservative. According to the anti-aging aronia melanocarpa wine and a preparation method thereof, aloe has the health-care effects of sterilizing, diminishing inflammation, promoting the stomach, improving the immunity, detoxifying, resisting tumors, resisting radiation, preventing corrosion and insects, helping produce saliva and slake thirst, maintaining beauty and keeping young; polygonum multiflorum can tonify essence and blood, blacken beard and hair, strengthen muscles and bones and tonify liver and kidney; the synergistic effect of the two components can improve the body state of people and effectively enhance the body immune function, and the blueberries are matched to improve the sleep quality, relieve pressure, relax people, prevent cranial nerve aging and enhance brain power, so that a remarkable anti-aging effect is achieved, and the traditional Chinese medicine composition is commonin medicinal materials and low in production cost.
Owner:安徽花蜜花开食品有限公司
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