213results about How to "Prevent decay" patented technology

The invention provides a green storage and transportation and cold-chain logistics monitoring system based on the BeiDou system. The green storage and transportation and cold-chain logistics monitoring system based on the BeiDou system comprises an environment parameter monitoring device, a remote monitoring management system and a remote inquiring platform, and is characterized in that the environment parameter monitoring device comprises a BeiDou locating module, a temperature sensor, a humidity sensor, a pressure sensor and a weight sensor, the BeiDou locating module, the temperature sensor, the humidity sensor, the pressure sensor and the weight sensor are connected with a microcontroller, and an output end of the microcontroller is connected with an alarm circuit, a compressor control circuit, a pressure supply control circuit, a transmission control protocol (TCP)/internet protocol (IP) network module and a general packet radio service (GPRS) module. A control method for the environment parameter monitoring device comprises the steps of (a) collecting environment information, (b) uploading the information, (c) judging weight, (d) judging whether temperature reaches an alarm value, and (e) judging whether the temperature reaches an automatic cooling value. According to the green storage and transportation and cold-chain logistics monitoring system and the method based on the BeiDou system, the fact that agricultural products, aquatic products, foods and drinks are located in an optimum freshness retaining state in the process of freshness retaining, transportation and storage is ensured, original corruption and spoilage are prevented, and safety of stored and transported objects is ensured.

There is provided storage battery that is capable of enabling an easy and speedy fabrication work as well as preventing a terminal thereof from fading or decaying for a long time. A storage battery includes: a lid made of a synthetic resin for closing a container and having cutout portions or recesses; terminals disposed respectively in the cutout portions or the recesses; bushings each having a tubular shape located inside the lid; electrode poles extending from the container for taking out power, the electrode poles respectively inserted into the bushings and welded thereto; conductive portions each for electrically connecting an upper side of the bushing and a lower side of the terminal disposed in parallel with the bushing in a horizontal direction in each of the cutout portions or the recesses; and an auxiliary lid for covering the bushing disposed inside the lid from above. The terminal, the bushing and the conductive portion are monolithically molded to form a terminal portion of the corresponding terminal in each of the cutouts or the recesses. Annular protrusions protrude outwards from a side wall of the conductive portion. At least a lower portion of the bushing and the conductive portion of the terminal portion in each of the cutouts or the recesses are embedded in the lid by insert molding.

The invention provides a mulberry leaf feed as well as a processing method and application of the mulberry leaf feed. According to the mulberry leaf feed, dry mulberry leaf powder is artificially fermented by virtue of screened mixed bacteria of saccharomycetes, lactobacilli and aspergillus oryzae, so that the mouth feel of the mulberry leaf powder can be well improved, the ingestion capability of feed animals can be improved, and the apparent digestibility of the feed can be improved.

The invention belongs to the field of electrochemistry catalytic materials, and particularly relates to a non-noble metal-based water-electrolysis oxygen evolution reaction electrocatalyst. The electrocatalyst is a ferronickel layered double-hydroxide oxide loaded with ferric oxyhydroxide nanoclusters. By means of the electrocatalyst, the problems that in the prior art, operation is complex, the steps are tedious and numerous, the catalytic activity is not high, and the energy conversion efficiency is not high are solved; through a solid ferric source slowly releasing ferric ions, a kinetic process of reaction is controlled, and a composite material loaded with the FeOOH nanoclusters is formed by the ferric ions and nickle ions dissolved in water together.

The invention discloses a nutrient solution for arranged flowers. The nutrient solution comprises the raw materials in percentage by weight: 0.8-1.2% of saccharose, 0.7-1.4% of glucose, 0.08-0.105% of edible salt, 0.025-0.035% of aspirin, 0.1-0.14% of vitamin C, and the balance of water. Compared with the prior art, the nutrient solution has the following advantages that nutrient components required by arranged flowers are supplied to guarantee normal metabolism of the arranged flowers; the breath speed of the arranged flowers is slowed down, and the aging and withering of the arranged flowers is reduced; and because the activity of microorganism is blocked, the phenomenon of untimely rotting and decaying of the arranged flowers is avoided. By using the nutrient solution for the arranged flowers, the freshness retaining time of the arranged flowers can keep for 20-30 days, and the color is bright and the luster is lovely.

The invention relates to a polymer-cellulosic fiber composition comprising a polymer, a cellulosic fiber, and a quaternary ammonium alkyl salt wherein the latter imparts antimicrobial properties to the composition and functions as a lubricant during the formation of the composition. The quaternary ammonium alkyl salts may be alkyl carboxylate, alkyl sulfate, alkyl sulphonate, alkyl phosphate, or alkyl phosphite. Certain of the salts are new compositions of matter. The method of extruding and the extrudate are also claimed.

The invention discloses a modified atmosphere fresh-keeping method for agrocybe cylindracea, which is implemented through the steps of selecting, sterilizing, boxing, modified atmosphere fresh-keeping, storage, and the like. According to the method, the quality change of stored agrocybe cylindracea is restrained, the weight loss ratio and corrosion rate of agrocybe cylindracea are reduced, and the quality guarantee period (6-7 days) of agrocybe cylindracea at present is prolonged to about 30 days, namely, the shelf life of agrocybe cylindracea is prolonged, so that the agrocybe cylindracea achieves maximum economic benefits.

This invention discloses two-component aquosity epoxy termite-proof and bug-proof putty. The filming matter (liquid epoxy resin), special bug proof agent (such as insect control chrysanthemum ester style or other bug proof agent), coating auxiliary agent, quartz powder, talcum powder, disintagrated chalk, curing agent in the receipt are used in painting dressing process of furniture and plank floor to form termite and bug proof putty film to prevent termite and other bristletail to erode carpentry. Its efficiency is high, decorating effect is good, and execution is convenient, it can be used to carpentry processing of modern wood furniture painting and home decoration.

A sludge dehydration method includes a recovery process of recovering specific material as a dewatering aid from sludge generated in a sewage treatment process and a dewatering process of performing solid-liquid separation on sludge in which the dewatering aid recovered in the recovery process and dewatering target sludge are mixed.

The invention relates to Pichia kluyveri. The Pichia kluyveri is collected in China General Microbiological Culture Collection Center of China Committee for Culture Collection of Microorganisms on 24April, 2020, has an accession number of CGMCC No. 19722 and is called after Pichia kluyveri WTB20042302. The strain can utilize citric acid and tartaric acid, has degradation capability to citric acid, lactic acid, formic acid, acetic acid and succinic acid in the fruit wine and is especially remarkable in degradation capability to the citric acid; and the content of active matters such as total phenols, total flavonoids and anthocyanidin can be effectively increased, and the oxidation resisting level of the fruit wine is increased. In addition, the strain has a biological control effect superior to that of the existing known biological control strains and has a remarkable inhibiting action on botrytis cinerea. Therefore, the strain can be applied to post-harvested storage freshness preserving or fruit wine acid-reduced fermentation of fruits and is a preferable strain capable of being applied to an entire process of a fruit wine preparation process.

The invention discloses an interdigital electrode with a porous metal modified surface and a preparation method and application thereof. The electrode layer surface of the interdigital electrode is modified with a porous metal layer with a nanoscale pore structure, the sensitive component supporting capacity of the interdigital electrode can be effectively increased, and the detection sensitivity of a sensor can be improved. A porous metal layer of the surface of the interdigital electrode is further prepared by adopting an alloy removing method, the obtained porous metal layer has high bonding strength with an electrode layer, the delaying, attenuation and other problems are not produced in inter-layer signal transfer, and reaction pore distribution is uniform.

This invention discloses a two-group of polyurethane termite-proof and bug-proof putty. The filming matter, special bug-proof agent, coating auxiliary agent, quartz powder, talcum powder, disintagrated chalk, curing agent in the receipt are used in painting dressing process of furniture and plank floor to form termite and bug-proof putty film to prevent termite and other bristletail to erode carpentry. Its efficiency is high, decorating effect is good, and execution is convenient, it can be used to carpentry processing of modern wood furniture painting and home decorating.

The invention belongs to the field of building decoration, and relates to a raw bamboo decoration structure. The raw bamboo decoration structure comprises a decorative outer wall and/or a decorative ceiling, wherein the decorative outer wall comprises a keel and a wall surface, the wall surface comprises a plurality of raw bamboos, the keel is fixed on a main beam through connecting pieces and comprises an upper keel and a lower keel, and the raw bamboos are fixed on the keel through fasteners. The raw bamboo decoration structure provided by the invention utilizes the raw bamboos as a main decoration material, which is more environment-friendly; compared with other decoration wall surfaces, the raw bamboo decoration structure has the advantages that the processing is more convenient, and material costs and processing costs are lower; the raw bamboos are fixed and locked in a simple and firm manner, so that the stability is good, and the installation is simple.

The invention discloses a broadband micro nano two-dimensional multitooth grating trap filter, for the purpose of improving the photoelectric conversion efficiency of a silicon solar film battery. The structure is as follows: gratings periodically changing along two directions are arranged at the upper surface of a silicon active layer, each of the gratings in the two directions has two teeth, and the teeth are non-uniformly distributed in the two directions of the gratings. According to the invention, through adjusting structural dimensions of the micro nano two-dimensional multitooth gratings and positions of the grating teeth, by use of a leaky-mode resonance effect, the device has the advantages of high transmission efficiency, large bandwidth and wide angle spectrum for transverse electric wave (TE wave) and transverse magnetic wave (TM wave) incident light.

The invention discloses a breeding device with a timing and quantity-limit feeding function and used for livestock raising. The device comprises a supporting rack and a blocking ball, an annular metalframe is welded to the top of the supporting rack, and a control cabinet is fixed to the outer wall of the annular metal frame through bolts; a storage barrel with an upward opening is fixed to the inner circle of the annular metal frame through bolts, a through hole is formed in the portion, close to the top, of the side wall of the storage barrel, and a feeding pipe is welded into the through hole; an annular groove is formed in the edge in an opening of the top of the storage barrel, a barrel cover is hinged into the annular groove, and a step mounting hole is formed in the middle of the upper surface of the barrel cover; a tapered roller bearing is clamped into the step mounting hole, a transmission rod is inserted in the inner circle of the tapered roller bearing, and a driven belt wheel is connected to the top of the transmission rod through a key. According to the breeding device, the feeding condition of food materials in the storage barrel can be automatically detected, difficult stirring and mixing caused by excessive feeding or putrid food due to long-time accumulation is avoided, and fresh food is guaranteed.

The invention relates to a carrot bifunctional enzyme-containing fruit and vegetable fresh-keeping agent which comprises the components with content: 40-80mg of carrot bifunctional enzyme, 1-10mg of polysaccharide, 0.01-1mg of preservative, 0.1-5mg of surface active agent, 0.01-1mg of antioxidant, 1-20ml of edible ethanol and 50-100ml of water. The fresh-keeping agent is capable of effectively killing fungus leading fruits and vegetables to decay and preventing water loss, and is simple in formulation and good in fresh-keeping and green-keeping effects.