14 results about "Mildew" patented technology

The invention discloses a feed mould inhibitor, which is prepared by mixing sodium diacetate, ethoxy quinoline, eugenol, propionic acid, benzoic acid and vermiculite powder. The feed mould inhibitor has the advantages of rational formula, good mildew prevention effect, high efficiency, long effective period, safety, reliability, and low production cost.

The invention relates to the field of organic high-molecular compounds. In order to solve the problem of deficiency in long residual action and environment friendliness in the existing oil-based fluorine-containing low-surface-energy anti-doodling paint, the invention provides a water-based anti-doodling paint and a preparation method thereof. The preparation method comprises the following steps: adding a pigment, a filler and a dispersing agent into a toning cylinder, mixing, adding into a grinder, and grinding until the fineness is less than 20 mu m to obtain a color paste; and adding deionized water, the color paste, a fluorine-silicon-modified polyurethane core-shell emulsion, a preservative and a mildew preventive into a dispersion cylinder, mixing, sequentially adding a film forming assistant, a defoaming agent a thickener, mixing, and discharging to obtain the water-based anti-doodling paint. The film formed by the paint has the characteristics of excellent weather resistance, excellent ultraviolet resistance, excellent wear resistance, low surface energy, excellent pollution resistance, excellent doodling resistance, low VOC (volatile organic compound) emission, environment friendliness and no toxicity.

The invention discloses wallpaper with waterproof and purifying functions, which comprises a base layer and a pattern layer, wherein the pattern layer is disposed on the base layer; the wallpaper is characterized in that the wallpaper also comprises a waterproof layer, an air purifying layer, a non-setting adhesive layer and a release paper layer; the air purifying layer is disposed above the pattern layer; the waterproof layer is disposed above the air purifying layer; the non-setting adhesive layer is disposed below the base layer; the release paper layer is disposed below the non-setting adhesive layer. The invention solves the problems in the prior art that current wallpaper is easy to deposit dust and scale, becomes wet when contacting water, is not easy to store, short in service life, and high in indoor environment pollution degree, and provides the wallpaper with waterproof and purifying functions, which is waterproof, does not generate spots or mildew, does not deposit dust or scale, can purify indoor air, has high removing efficiency and long action time.

The invention specifically relates to a method for estimating in-vitro detoxification effect of a mycotoxin detoxification agent by using liquid chromatography, belonging to the technical field of biological detection. The method comprises the following steps: (1) early stage preparation: I, drafting of a standard curve of mycotoxin; II, preparation of a sample of the detoxification agent; and III, acquisition of a reaction medium; (2) detoxification: I, evaluation of in-vitro adsorption detoxification; and II, evaluation of simulated in-vivo adsorption detoxification; and (3) liquid chromatographic detection. The method for estimating in-vitro detoxification effect of the mycotoxin detoxification agent by using liquid chromatography can simulate gastrointestinal environments, adopts supernatant of chyme in the alimentary canal of an animal as a reaction medium, completely reproduce the gastrointestinal environment in the animal and more authentically evaluate the adsorption effect of an adsorbent.

The extraction process of plant mildew-proof preservative includes crushing lilac flower, soaking in water, distilling to obtain distillate, the first extraction of the distillate with solvent, the second extraction of the supernatant with sodium bicarbonate, the third extraction of the second supernatant with sodium bicarbonate, and volatilizing the solvent in the lower layer to obtain the plant mildew-proof preservative. The plant mildew-proof preservative has obvious and lasting inhibition on blue mold and Aspergillus niger with serious infection to cut of fruit and vegetable, has active effective period as long as 15 months, and may be used in preserve various kinds of fruits and vegetable.

The invention relates to a food packaging bag and a preparation method thereof and belongs to the field of plastic product processing. The food packaging bag is prepared from, by weight, 60-90 parts of polypropylene, 0.5-4 parts of coupling agent, 1-5 parts of filler, 3-12 parts of starch, 5-15 parts of cellulose, 4-7 parts of vermiculite power, 2-8 parts of insect repellant, 1-7 parts of preservative and 1-3 parts of flexibilizer. The food packaging bag is high in mechanical strength, resistant to stretching, low in mass and good in anti-tear performance, and meanwhile has good low-temperature impact resistance; by adding the insect repellant, the food bag has the effects of resisting mildew and repelling insects, and the raw materials are easy to obtain, purely naturally, safe and environmentally friendly; the preparation method is simple, the cost of the raw materials is low, the requirement on mechanical equipment is not high, large-scale application and popularization are easy, and good economic benefits are achieved.

The invention discloses a production process of an environment-friendly water-based anti-corrosion coating. The production process comprises the following steps: adding deionized water and an SN-5027 water-resistant dispersant into a paint preparation tank, fully and uniformly stirring, further putting attapulgite, iron oxide red powder, aluminum tripolyphosphate, mica powder, an AMP-95 additive, a defoaming agent and the like into the paint preparation tank, uniformly stirring, then grinding by a sand mill to the fineness of not more than 30mu m, further adding a self-crosslinked and modified styrene-acrylate emulsion, a mildew-proof and anti-bacterial agent and other additives into the paint preparation tank, fully and uniformly stirring, regulating viscosity with the deionized water till the coating is qualified, filtering and packaging. The produced coating has the characteristics of high drying speed, great anti-rust and anti-corrosion properties, and excellent heat resistance, resistance to brine and resistance to a nitrocellulose coating, thereby meeting the requirements on a dip coating line of a cast iron housing of a diesel engine that emulsification-resistant cutting fluid, 30# mechanical oil and a hot washing solution at 90 DEG C have no sticking, decoloring and blistering and other quality indexes during soaking and rinsing.

The invention discloses a preparation method of an anti-mildew agent for feeds, and belongs to the technical field of feed additives. The preparation method of the anti-mildew agent for feeds comprises the following steps of ball-milling vermiculite, water and betaine so as to obtain a ball-milled material; performing ultrasonic oscillation on the ball-milled material, a hydrochloric acid solutionand cysteine sulfonate, and carrying out freeze-drying so as to obtain a dried material; carrying out fermentation by using distilled water, the dried material, glucose, a yeast extract, edible maggot, fungus powder, disodium hydrogen phosphate and sodium dihydrogen phosphate, and carrying out drying, crushing and sieving so as to obtain sieved granules; putting acetone, ethanol, the sieved granules, diacylglycerol and an additive into a reactor, discharging gas by using trimethylamine, adding an catalyst, carrying out heated stirring, carrying out cooling to room temperature, and carrying out standing; after standing, discharging materials, carrying out filtration, conducting washing by using petroleum ether, diethyl ether, acetone and ethanol, and carrying out drying so as to obtain a dried material; grinding the dried material, a nutrient supplement agent and sodium humate, and collecting the ground material so as obtain the anti-mildew agent for feeds. The anti-mildew agent for feeds solves the problems of the existing anti-mildew agents for feeds, namely liable causing of anorexia and refusal to eat, and slow growth caused by reduced feed intake caused by abdominal fullness of livestock after eating the existing anti-mildew agents for feeds.

The invention relates to a method for improving the germination rate of forage grass seeds under salt stress, in particular to a method for improving the germination rate of the forage grass seeds under salt stress by treating the forage grass seeds with a calcium propionate solution having a concentration of 0.1-1.0%. The method comprises the following steps: adding a neutral salt solution and a calcium propionate solution into a culture dish paved with double-layer filter paper, putting leguminous grass seeds having been subjected to surface disinfection into the culture dish, and carrying out a germination test in an illumination incubator with a constant temperature of 25 DEG C. The method for improving the germination rate of the forage grass seeds under the salt stress can greatly improve the germination rate of the forage grass seeds under the salt stress condition, is mildew-proof and bacteriostatic, can prevent the occurrence of forage grass diseases to a certain extent, and is safe, effective, green and environment-friendly.

The invention discloses a new quantitative aflatoxin distinguishing method, which comprises the following steps of: detecting values of certain chemical constituents in stored food in real time within a detection period by adopting a conventional instrument, so as to obtain related information of the quality change of the stored food and the real-time process of the change of aflatoxin B1 according to the values, dividing the change process of the aflatoxin B1 into a plurality of levels by taking the change trend and the change degree of the quantitative values of the chemical constituents as the distinguishing basis, determining early-warning indexes according to the levels, sending early-warning signals of the stored food, and regulating and controlling a storage environment and storage conditions in real time. According to the method, the early-warning signals are sent according to the real-time change of the related chemical constituents, the food storage environment and the food storage conditions are regulated in time at the early stage of generation of the aflatoxin, the safety of the stored food is guaranteed, and the loss caused by poisons generated by mildew is reduced. The method has the advantages of being simple, high in operability, and capable of detecting in real time, visual in judgment and timely in early warning.