227results about "Seed preservation by coating" patented technology

Device for producing a pourable product with a guide vane therein and method for using the device. The device includes a rotor chamber in which a rotor is arranged with a vertical rotor axis. The rotor has, at least in its radially outer third, the shape of a conical shell. Guide vanes for circulating starting materials or the product are arranged statically on an inner wall of the rotor chamber above the plane of the upper edge of the rotor. The guide vanes have, in cross section to the rotor axis, essentially the shape of a segment of a circle or spiral. The inner ends of the guide vanes lie approximately in the middle part of the rotor radius. The conical shell may have at least partially sheet-like gas passages in the form of perforations or screens. The device is used for producing pourable products.

A process for encapsulating a solid food particle with a liquid encapsulating material comprising the steps of metering and encapsulation mixture (20) into a flow restrictor (14) concurrently a gas stream is introduced at inlet (22) into the flow restrictor there by atomizing the liquid encapsulating material and creating a turbulent flow zone at the outlet of the flow restrictor (14). Concomitant with metering the encapsulating material with the gas stream, solid food particulate (30) is introduced via hopper (28) to the turbulent zone at the outlet of the flow restrictor (14) wherein the solid food particles are encapsulating by the atomized encapsulating material, the encapsulated food particle inhibits environmental volatiles from diffusing into the food product while preventing oxidation of the food.

The invention provides compositions and methods for providing edible gloss coatings for foods on which a gloss coating is desirable. The invention is particularly useful for providing gloss coatings to confections, such as chocolates, hard panned confections, soft panned confections, yogurt coated confections, starch molded confections, and compressed sugar tablets. The invention further provides methods for delaying the development of rancidity in nuts by mildly abrading the nut while contacting it with an edible film forming agent.

The invention relates to a Chinese chestnut biological antistaling agent which comprises the following components in parts by weight: 5-15 parts of chitosan, 0.5-1.5 parts of tea polyphenol, 0.5-1.5 parts of phytic acid and 1.5-2.5 parts of potassium sorbate. The Chinese chestnut biological antistaling agent has the advantages of no toxicity and taste and low cost, and also has excellent dispersibility, moisture retention, and film formation and antibiotic property. Repeated experiments in multiple years prove that the Chinese chestnut processed by the Chinese chestnut biological antistaling agent has quality guarantee period prolonged 4-8 times compared with the Chinese chestnut unprocessed by preservation, can be preserved for 1-2 years under normal temperature, and has no remarkable change on the appearance and the taste, no mildew and no pests. If being combined with the cold storage technology, the Chinese chestnut biological antistaling agent can ensure that the Chinese chestnut has longer quality guarantee period.

A process for coating a soy product or flour is described in which the moisture level of the coated soy product is substantially the same as the moisture level of the uncoated soy product. Coated soy products or coated flours made using the process of the invention are also disclosed.

Coated food compositions and related methods as can be used to provide protection and stability against degradation.

The present invention relates to coated plant seeds, comprising seeds coated with at least one fixing agent comprising an asparatic acid derivative, and with at least one plant nutrient. The present invention is further directed to a method for coating seeds, and a coating composition.

The invention discloses a fresh and alive agricultural product ice film freshness-retaining method. The method comprises the following steps of: wrapping the product by using a water absorbent material; placing the product into a waterproof packaging box with holes; and soaking the product in water or spraying water on the product and then placing the product into a refrigerator to cool, so that water on the surface of the product and the water absorbent material are frozen into an ice film. In the whole storage period, the product is controlled to be stably in the temperature range of below 0 DEG C and above the freezing point of the product; and water is sprayed on the packaging box in due time, so that the thickness of the ice film is maintained. The method has the characteristics of good freshness-retaining effect, simple and reliable process, low investment and operating cost, capacity of storing by using the conventional refrigerator, and high commercial popularization value.

Dried fruit has a coating of microcrystalline cellulose in an amount effective to prevent agglomeration of the dried fruit Methods of preparing and using the coated dried fruit are also described. The dried fruit pieces of the present invention are less sticky and are readily separated from one another using ordinary gravity feed handling conditions.

The invention relates to a rice antistaling agent and a preparation method thereof. The rice antistaling agent is prepared by matching sodium dehydroacetate, citric acid, calcium lactate and chitosan according to the synergistic action of a bacteriostatic agent, an antioxidant and a film-forming agent through mixing and stirring. The rice antistaling agent has high dissolving efficiency, high safety and stable performance and not only can well prolong the shelf life of the rice but also has the calcium enriching effect. When in use, the antistaling agent is only evenly sprayed to the surface of the rice by using a humidification machine when the rice is polished. The rice antistaling agent is very convenient to use.

An anti-mildew modified atmosphere preservative film for food is prepared by the following steps: evenly mixing polyvinyl resin, tecto, chitosan oligosaccharide, calcium carbonate, nanometer titanium dioxide, a silane coupling agent, liquid paraffin, PE paraffin, stearic acid, TC888 multifunctional plastic lubricant; extruding the mixture and granulating on a Brabender plastometer; and finally placing on a film blowing machine for upward blowing molding. As anti-mildew agents the tecto, the chitosan oligosaccharide and the nanometer titanium dioxide are treated and then evenly distributed in the preservative film and a microcellular structure formed by the calcium carbonate has dual effect, the anti-mildew modified atmosphere preservative film for food has stronger permeability for oxygen, carbon dioxide and water vapor, and the nanometer titanium dioxide particles can have very strong effect on biological cells and be taken into the cells very easily, thus being capable of killing harmful bacteria and inhibiting growth of harmful bacteria. The anti-mildew modified atmosphere preservative film has very obvious antibacterial performance.

A formula for parching and flavouring the nut contains the fried-in-oil roasted cashew and/or peanut and/or almond (90-98 wt%), salt (1.5-3), and oil resin (1-3.0) deluted by absolute alcohol. A process for preparing the flavouring nut is also disclosed.

The invention belongs to the field of food processing and discloses a preparation method of crispy instant lotus seeds. The method comprises the following concrete steps: drying lotus seeds, pretreating (peeling and removing core), soaking, freezing, steaming and boiling, hydrolyzing with enzyme, deactivating the enzyme and seasoning, drying, baking, spraying oil, cooling and packaging to obtain finished products. The preparation method has the advantages that the lotus seeds after being treated suffer from no loss of nutritional ingredients, have a crispy mouthfeel, and can be eaten instantly and conveniently; the operation is simple and convenient; and low requirements are imposed on instruments.

The invention belongs to the field of food processing, and relates to nutritional rice and a producing method thereof. The nutritional rice is prepared from, by weight, 100 parts of rice and auxiliary materials including 0.2-1 part of glycerinum, 0.2-1 part of sugar alcohol, 0.2-1 part of glycerol monostearate, 0.2-5 parts of water-soluble protein or polypeptide, 0.2-3 parts of dietary fiber, 0.2-2 parts of vitamin B, 0.2-5 parts of GABA, 0.2-5 parts of anthocyanin, 0.2-5 parts of isoflavone and 0.2-5 parts of calcium lactate. The preparation method includes the steps of preparing a nutrient solution, and adding the nutrient solution to rice so that rice can be subjected to soaking, permeating, drying and sterilizing, wherein permeating includes vacuumizing and ultraviolet permeating, and sterilizing includes ozone fumigating or ethyl alcohol spray-coating. The prepared nutritional rice is high in nutrient enhancing effect, high in nutrient content, good in sensory quality and long in shelf life.

Disclosed herein are biocontrol compositions against plant fungal pathogens and methods of use thereof for the prevention or reduction of crop loss or food spoilage. The biocontrol composition can comprise at least one microbe with anti-fungal activity or a secondary metabolite of the at least one microbe. The methods can comprise application of the biocontrol composition to a plant, a seed, or aproduce thereof or to a packaging material used to transport or store the produce.

The invention discloses a grain preservative film of modified-atmosphere packaging for rat control which contains capsaicin microcapsule. The film is prepared by components of polyethylene resin, polyvinyl acetate, zinc stearate, calcium stearate, light calcium carbonate, white carbon black, paraffin wax, antioxidant and fluorescent agent. The components are weighed and mixed proportionally, extruded by a single screw plastic extruder, and subject to blow moulding to prepare a film. Capsaicin microcapsule, as a raticide, is coated on outer surface of the plastic film by an adhesive to prepare grain preservative film of modified-atmosphere packaging for rat control. The raticide slowly and continuously releases, thus achieving objective of long-term effective rat control, and has bidirectional atmosphere modifying function on O2 and CO2, with good moisture permeability of small packages, good antifogging and antisweat performance and oxidation resistance and anti aging ability.

The invention relates to a composite preservation method for prolonging the preservation period of fresh chestnut kernels, which belongs to the technical field of fruit and vegetable preservation and storage. The composite preservation method includes the following steps: washing and shelling the chestnuts; coating; and carrying out silicon window-modified atmosphere packaging: the ratio of the area of a silicon window to the weight of the chestnut kernels is 6 cm2 to 10 cm2, the content of O2 in initial gas is 5 to 7 percent in volume, the content of CO2 in the initial gas is 3 to 5 percent in volume, the rest is nitrogen, and a film is sealed by heat outside. The adoption of coating preservation combined with silicon window-modified atmosphere packaging solves the problem that raw chestnuts cannot be easily shelled, so that consumers can save time and labor and more conveniently eat chestnuts; meanwhile, the preservation period of the product is greatly prolonged, and the quality of chestnut kernels is improved; and compared with modified atmosphere packaging, and the equipment investment and production cost of the modified atmosphere packaging are high, the composite preservation method has the advantages of low equipment investment and low cost, and being simple and easy to carry out.

The present invention relates to a device for coating and mixing granular products, in particular food products, more in particular peanuts, the device comprising a compartment defined by a rotary bottom part and a stationary circumferential side wall, the device further comprising: a product supply for supplying the products into the compartment, a substance supply for supplying a substance into the compartment, a drive for rotating the rotary bottom part about its substantially vertical axis, wherein the rotary bottom part and the stationary circumferential side wall comprise non-stick parts which define a substantial part of an inner surface of the compartment and which are manufactured from a non-stick material, wherein said non-stick parts are mechanically connected to the device via detachable connectors, allowing fast replacement of worn-out non-stick parts by new, same non-stick parts.

An anti-fogging air conditioned preservative film adding anti-fogging materials comprises the following components: 100 portions of low-density polythene resin, 15 portions of linear polythene resin, 10 portions of ethylene-vinyl acetate resin, 0.5 portion of tween-20, 0.5 portion of span-20, 5 portions of fluoride, 4 portions of active carbon, 0.4 portion of 1076 antioxidant, 1.5 portions of SWJU-1 anlistatig and 0.5 portion of polythene wax. The preservative film is formed by mixing and blow-molding according to the feed proportioning. The manufactured film has bidirectional adjusting ability of O2 and CO2, and therefore, when used for small-package storage, the film can spontaneously adjust air and has good anti-fogging performance without condensation of moisture in the bag, and has stronger sorption function and permeability for vapor, and the like.

The invention discloses an aspergillus flavus infection resistance method for xanthan gum composite membrane covered peanuts, comprising the following steps of adding peanut shell powder into a citric acid solution, conducting microwave extraction, leaching and concentrating the solution; adding absolute ethyl alcohol into the solution; standing, centrifuging, precipitating, freezing and drying; smashing to obtain peanut water-soluble dietary fiber; adding the peanut water-soluble dietary fiber into distilled water, and mixing uniformly; adding the xanthan gum under a stirring condition; removing bubble in vacuum to obtain xanthan gum water-soluble dietary fiber composite membrane coating materials; coating the coating materials on peanuts; packaging the peanuts; and storing the peanut at a normal temperature. The xanthan gum composite membrane covered peanuts prepared by the method can resist the aspergillus flavus infection, restrains the growth of the aspergillus flavus, prevents the peanut fat from being oxidized and is stored for a long term and suitable for industrial production.

The invention discloses a castanea henryi coating fresh-keeping agent, which comprises the following ingredients based on 100mL total weight: 2g-8g of lac, 0.1g-0.2g of citric acid, 0.05g-0.15g of ethylene diamine tetraacetic acid salt, 5g-15g of bamboo leaf extract, 0.01g-0.03g of natamycin, a proper amount of deionized water and the balance of ethanol aqueous solution. The fresh-keeping agent is capable of effectively prolonging the storage and fresh-keeping time of castanea henryi, reducing the moisture loss during the storage process, reducing the mildew, browning and germination, keeping good color degree, mouthfeel and nutrition components of the castanea henryi products. The invention also discloses a preparation method of castanea henryi coating fresh-keeping agent which has the advantages of simple operation, easy control, and is suitable for industrial production.