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237results about How to "Edible" patented technology

Method of preparing composite preservative film or coating from chitosan and alcohol soluble corn protein

The invention relates to a method of preparing a composite preservative film or coating from chitosan and alcohol soluble corn protein. The method mainly comprises the following steps: (1) preparing 2wt% chitosan solution; (2) preparing 1-10wt% ethanol aqueous solution of alcohol soluble corn protein; (3) mixing the solutions prepared in the steps (1) and (2) in a volume ratio of 1:9 to 9:1 (v/v) to obtain a composite film solution; (4) flow casting the composite film solution obtained in step (3) and drying to obtain a film; or sequentially overlaying the solutions prepared in the steps (1) and (2) to obtain a double-layer preservative film. The chitosan-alcohol soluble corn protein composite preservative film or coating prepared in the invention is not only improved in the moisture resistance and ultraviolet resistance of a chitosan film, but also improved in the barrier property, mechanical properties and antibacterial activity of a alcohol soluble corn protein film, and is degradable, edible, etc. When the chitosan-alcohol soluble corn protein composite preservative film or coating prepared in the invention is used to package or wrap foods such as meat, oils and fats, fruits and vegetables, the quality guarantee period thereof can be effectively prolonged. Thus, the method has an extensive application prospect.
Owner:GUANGXI UNIV

Color-changing camouflage fabric based on reflective electrochromic device and preparation method thereof

ActiveCN101830090ARealize the function of color-changing camouflageWith low voltage driveSynthetic resin layered productsNon-linear opticsIonCamouflage
The invention relates to color-changing camouflage fabric based on a reflective electrochromic device and a preparation method thereof. The color-changing camouflage fabric comprises a dominant hue patch and an auxiliary color patch, wherein the dominant hue patch is communicated on the whole fabric; the dominant hue patch is a multi-layer structure, and sequentially comprises flexible conductivefabric, an ion storage layer, an electrolyte layer, a dominant hue patch of conductive camouflage fabric, an electrochromic high polymer layer and a transparent protective film layer from the bottom to the top; and the flexible conductive fabric and the conductive camouflage fabric are respectively connected with the anode and the cathode of power supply equipment. In the invention, the obtained color-changing camouflage fabric adopts two fabric electrodes, so the flexibility is completely realized, and the the wearability of wearing fabric is available. The adopted electrochromic high polymer and the reflection type structure has the characteristics of capability of artificial control at low voltage, interchangeability in more than two kinds of camouflage patterns, high changing speed, bright and outstanding color, low cost and more convenient production and processing.
Owner:THE QUARTERMASTER EQUIPMENT RESEARCH INSTITUTE OF THE GENERAL LOGISITIC DEPARTME

Environment-friendly oxidation type hydrophobic glucomannan adsorption material and preparation method thereof

InactiveCN101497030ASave oil resourcesAlleviate environmental pollutionOther chemical processesIonChemical industry
The invention relates to an environment friendly oxidation type hydrophobic glucomannan adsorption material and a method for preparing the same, and belongs to the technical field of compositions containing glucomannan materials. The adsorption material comprises the following components in portion by weight: 20 to 100 portions of glucomannan, 50 to 500 portions of 0 to 70 percent glucomannan swelling inhibitor, 5 to 100 portions of alkali, 50 to 500 portions of water, and 1 to 20 portions of oxidizing agent. The preparation method comprises that: the glucomannan is swelled in an alkali mixed solvent of the swelling inhibitor, and subjected to acetyl group removing reaction for 1 to 40 hours at a temperature of between 35 and 90 DEG C; the mixed solution is filtered and washed so as to remove the swelling inhibitor and the excessive alkali, and the obtained product is dried at a temperature of between 50 and 100 DEG C for 8 to 24 hours to obtain the hydrophobic glucomannan; the hydrophobic glucomannan is swelled in water, the pH value is adjusted to be 3 to 12, and then the oxidizing agent is added to hydrophobic glucomannan and reacts for 1 to 24 hours; and the obtained mixed solution is filtered, washed and dried at a temperature of between 50 and 100 DEG C for 8 to 24 hours to obtain the oxidation type hydrophobic glucomannan adsorption material. The material has higher selective adsorption capability on heavy-metal ions and radioactive nuclides, and can be widely applied to the adsorption and separation of the heavy-metal ions and radioactive nuclides generated in mining, mining and metallurgy, chemical industry, electroplating, machinery, nuclear industry, environmental protection and restoration, and the like.
Owner:SOUTHWEAT UNIV OF SCI & TECH

Method for preparing Amadori compound by virtue of temperature-variable water phase

ActiveCN106749431AMeet the design requirements of green developmentReduce manufacturing costTobacco preparationSugar derivativesMaillard reactionSolvent
The invention discloses a method for preparing an Amadori compound by virtue of a temperature-variable water phase. According to a principle that cysteine can be combined with an Amadori rearrangement product (ARP) so as to inhibit the brown stain of Maillard reaction, water is taken as a solvent, cysteine is taken as a tracer agent, amino acid and sugar are heated under a certain condition to react, an intermediate is prepared in a water phase under an intermediate formation critical condition determined by virtue of the temperature-variable Maillard reaction, and after the reaction is finished, reduced pressure vaporization is carried out at a low temperature to remove moisture, so as to obtain an ARP solid product. According to a determination method of the critical condition formed by an ARP water phase, only a spectrophotometer is adopted, so that the operation is simple, the cost is low, and the application value is relatively high. According to a water phase synthesis technique disclosed by the invention, the production cost of the ARP is effectively lowered, the industrial requirements of environmental friendliness and sustainability are met; and meanwhile, the obtained ARP product is low in volatility and good in storage stability and has relatively high superiority, and the controllable formation of flavor processing can be realized.
Owner:CHINA TOBACCO JIANGSU INDAL

Soft fermented coarse pancake and producing method thereof

The invention discloses a soft fermented coarse pancake and a producing method thereof. The soft fermented coarse pancake is made of raw materials including one of brown rice, sorghum, corn and millet, rice, flour, soybean, xanthan gum, carrageenan, sodium bicarbonate, ammonium bicarbonate, polydextrose, sodium pyrophosphate and sodium dehydroacetate. The producing method includes the steps: taking one of the brown rice, the sorghum, the corn and the millet as a main ingredient, and adding the rice, the flour and the soybean to mix well prior to adding water for soaking; adding water and grinding for fermentation; adding the xanthan gum, carrageenan, the sodium bicarbonate, the ammonium bicarbonate, the polydextrose, the sodium pyrophosphate and the sodium dehydroacetate to mix well to form coarse pancake paste; placing the coarse pancake paste on a griddle and evenly rolling the same into thin pancakes; evenly spraying sterile water on the pancakes and cooling the same to the indoor temperature to obtain soft fermented coarse pancakes. The soft fermented coarse pancake and the producing method thereof have the advantages that water content of the coarse pancakes can be increased; the coarse pancakes are soft and flexible in material, good in chewiness, easy to carry stuffing or vegetables for consumption, excellent in taste and worthy of high edible value.
Owner:BENXI ZHAIXIANG ECOLOGICAL AGRI

Method for preserving cut apple for ultra-long time by conditioning air

The invention relates to a method for preserving cut apple for an ultra-long time by conditioning air. The method comprises the following steps: (1) cutting complete apples into blocks; (2) protecting colour of the apple blocks by using a colour protecting agent and coating films on the apple blocks by using a film coating agent; (3) draining the apple blocks and then processing the apple blocks in a continuous high-oxygen-concentration condition; and (4) carrying out gas packing the processed apple blocks, sterilizing the apple blocks and finally refrigerating the apple blocks, wherein all the operations are carried out at 0-5 DEG C. According to the method, the apples are cut at a low temperature and then processed under a high-oxygen-concentration condition; compared with the process of only refrigerating cut apples, the method provided by the invention has the advantages that the preservation period of the cut apple can be prolonged much longer, and due to the high oxygen concentration, the growth of some bacterium and funguses can be suppressed, the rottenness of the fruits and vegetables in preservation can be reduced, the respiration effect and ethylene synthesis of the fruits and vegetables can be reduced, the tissue brown stain can be slowed and the generation of substances with peculiar smells such as acetaldehyde and ethanol and the like can be reduced, so that the quality of the fruits and vegetables in preservation can be improved.
Owner:SDIC ZHONGLU FRUIT JUICE +1

Production method of original kudzu vine root product and products thereof

InactiveCN103202445APrevent high blood pressureInhibitory activityFood shapingFood preparationWater contentBud
The invention provides a production method of an original kudzu vine root product and products of the production method. The production method comprises the following steps of: peeling cleaned kudzu vine root, cleaning by spring water with the temperature below 10 DEG C whiling peeling, collecting washing liquor to obtain original kudzu vine root liquid, placing the peeled original kudzu vine root for about 12h at the temperature below 10 DEG C, slicing into kudzu vine root pieces, drying the kudzu vine root pieces till the water content is less than 13%, cutting up to the kudzu vine root pieces, smashing through a screen of 500 meshes, screening to obtain original kudzu vine root fiber finished product, smashing the screened kudzu vine root semi-finished product again, screening through a screen of 80 meshes to obtain original kudzu vine root fiber powder, and screening through a screen of 120 meshes to obtain the original kudzu vine root product. After the invention is used, the temperature, the moisture and the time are controlled, the structure can be broken without the application of an external force, the activation and the decomposition of the cell bud can be avoided, the loss of the original substance of the kudzu vine root can be controlled, and the original kudzu vine root product is guaranteed to have the original quality, original taste, and edible, health-care and medical components of the kudzu vine root. On the same production line, the plurality of original kudzu vine root products can be produced and processed.
Owner:李时令

High-embedding essence microcapsule and preparation method thereof

The invention discloses a high-embedding essence microcapsule and a preparation method thereof. The preparation method comprises the steps that maltodextrin and porous starch are mixed; distilled water is added, stirring and mixing are carried out to prepare a mixed solution, a crosslinking agent is added, the pH value of the mixed solution is adjusted to 9-11, stirring is carried out at 30-60 DEGC, the reaction time is 4-24 hours, the pH value of the mixed solution is adjusted to 7-8, and washing, drying, smashing and sieving are carried out to obtain an essence wall material; essence is added into a wall material solution, homogenization is carried out, a uniform emulsion solution is formed, spray drying is carried out, and the essence microcapsule is prepared. The high-embedding essence microcapsule and the preparation method thereof have the advantages that the product is green and environmentally friendly, the cost is low, the essence embedding rate of the microcapsule after adsorption is higher than 85%, and the peroxide value after 12 days of oxidation at 60 DEG C is lower than 0.15-100 grams. The essence embedding method can increase the embedding rate of essence, delay the oxidation of the essence, and is conductive to the storage, transport, application and popularization of the essence.
Owner:SOUTH CHINA UNIV OF TECH +1
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