1677results about How to "Avoid poisoning" patented technology

The present invention discloses a fruit and vegetable probiotic tablet and a preparation method thereof. The fruit and vegetable probiotic tablet uses probiotic powders such as lactobacillus plantarum powder as the main raw material, and the preparation method scientifically mixes modified dietary fibers, fruit and vegetable powder, oligosaccharides, plant extracts, protein powder, tea leaf extracts and traditional Chinese medicine extracts and etc., thus improves the content of soluble celluloses which are of real significance for probiotic flora, enhances the physiological activity of celluloses, thereby increases the species of intestinal probiotic flora as well as significantly enhances the colonization ability and time of endogenous and exogenous probiotics in the human intestinal tracts, effectively inhibits the growth and reproduction of harmful intestinal bacteria, especially gram-negative bacteria, and fully regulates the composition of the intestinal probiotic flora. The prepared fruit and vegetable probiotic tablet has a high biological activity, a long human intestinal colonization time, and a significant weight loss effect, and is suitable for a wide range of people.

A composition and method of using thereof for accelerating alcohol metabolism are provided.

The invention discloses a medlar and red date enzyme and a preparation method thereof, which belong to the technical field of enzyme preparation. Multi-strain composite fungi powder is adopted as a leavening agent; the medlar and the red date are adopted as main raw materials; dietary fiber, pectin hydrolyzate, seasoner extracting liquor, Chinese herbal medicine extracting liquor, enzyme stabilizer and other multifunctional auxiliary raw materials are scientifically compounded and modified; low-temperature processing technology such as ultrasonic cleaning, cryogenic grinding, microwave-assisted high-voltage pulse electric field processing and ultrasonic ripening are mainly adopted in the whole process, so that the natural colors, the flavor, the taste and the content of the active materials of the medlar and the red date are maintained furthest, the biological stability, the non-biological stability and the biological activity of the medlar and red date enzyme are obviously enhanced, the introduction of chemical addition agent is reduced, and the juicing rate of the medlar and the red date as well as the food safety of the enzyme are improved. Finally, the medlar and red date enzyme with high biological activity, strong stability, strong taste, flavor and appetite, long expiration date and edible safety is prepared.

The invention discloses energy-efficient long-life gasoline engine oil prepared from the following components: synthetic base oil, a composite antioxygen, a metal cleaning agent, an ashless dispersant, a nano-level friction improver, a viscosity improver and a pour point reducer. The gasoline engine oil provided by the invention has the following advantages: requirements of API SM, ILSAC GF-4 and SAEJ300 are met and the service life is long; the complete synthetic base oil features low pour point, high viscosity index, good economy of fuel, degradability and reduced harm to the ecological environment; the phenol type antioxygen is combined with ZDDP, the anti-oxygen and antifriction properties are good and the catalyst poisoning in a tail gas processing unit is prevented; the acid neutralization capacity is good, the cleaning dispersibility is good and the oil sludge and carbon deposit are prevented from being generated; and the nano-level friction improver is added, the frictional factor is low, and the oil film features high carrying capacity and can automatically repair abraded surface and lengthen the service life of the engine.

The invention discloses a composite throwing applying agent and a preparation method thereof, and the throwing applying agent comprises the following components by weight: 35-90% of composite carrier materials, 2-7% of disease and insect pest-resistant or herbicidal raw drugs, and 3-20% of wood vinegar and tar; wherein the composite carrier materials comprise the following components by weight: 30-80% of organic powder, 5-80% of inorganic powder, 1-10% of moisture-retaining water-retaining agents, 0.1-5.0% of adhesives, proper amounts of water, and 1-10% of plant nutrient elements and / or plant growth regulators; the disease and insect pest-resistant or herbicidal raw drugs comprise one or more than one of insecticidal, bactericidal or herbicidal pesticides or microbial reagents. The invention not only makes every effort to make the application of the throwing applying agent be simple, but also allows the carrier material to have several functions of adsorption, moisture retention, continuous play of the drug effect of the loaded pesticides, and supply of large and medium trace nutrients required by crops.

The invention relates to a medical hydrogel dressings and a preparation method thereof. The hydrogel dressings is prepared by taking 10-30% by mass of starch and 2-15% by mass of water-soluble polymer as raw materials, utilizing a guanidinesalt polycondensate as an anti-bacterial agent, adding a cross-linking agent, and reacting at the temperature of 40-80 DEG C. The operation steps are as follows: adding the starch and the water-soluble polymer in a solvent to prepare into a solution, regulating the pH value of the solution by a NaOH solution, heating for gelatinization, cooling, adding the anti-bacterial agent and the cross-linking agent, stirring to form a mixed solution, pouring the mixed solution into a die, and reacting at the temperature of 40-80 DEG C to obtain the anti-bacterial hydrogel. Compared with the prior art, the hydrogel dressings in the invention has the advantages of good swelling property, high transparency, moderate mechanic strength, excellent bacteria invasion resistance, wide raw material sources, cheap raw materials, good tissue compatibility and favorable medical application prospect, and can effectively prevent wound infection.

A process for hydroprocessing hydrocarbons in a combined targeted pretreatment and selective ring-opening unit wherein the targeted pretreatment comprises at least two stages in a single liquid recycle loop. The process operates as a liquid-full process, wherein all of the hydrogen dissolves in the liquid phase. Heavy hydrocarbons and light cycle oils can be converted in the process to provide a liquid product having over 50% in the diesel boiling range, with properties to meet use in low sulfur diesel.

A feed additive for relaxing the hot stress reaction of milk cow in the summer is prepared from organochromium, cultured yeast, nicotinic acid, VA, VD, VE, sodium selenite (or yeast selenium), copper sulfate, zinc sulfate, cobalt sulfate, calcium iodate, manganese sulfate, etc.

The invention discloses environment-friendly and energy-saving gasoline engine oil and a preparation method thereof. The environment-friendly and energy-saving gasoline engine oil is prepared from the following raw materials in parts by weight: 70-85 parts of environment-friendly base oil, 0.8-3.0 parts of a complex antioxidant, 3.7-6.7 parts of a metal detergent, 5.8-7.8 parts of an ashless dispersant, 0.7-1.5 parts of a nanoscale friction modifier, 4.0-10.0 parts of a viscosity index improver and 0.2-1.0 part of a pour-point depressant. The preparation method comprises the following steps: feeding the environment-friendly base oil to an adjustable dehydrator; sequentially feeding the pour-point depressant, the viscosity index improver, the complex antioxidant, the metal detergent and the ashless dispersant when stirring at 58-65 DEG C, and stirring evenly; and feeding the nanoscale friction modifier, keeping at 58-65 DEG C, further stirring for 1.5 hours, and standing for 0.5 hour, so as to obtain the environment-friendly and energy-saving gasoline engine oil which meets the API SN / GF-5 requirements and is long in service life.

The invention discloses a flue-gas denitration catalyst incapable of being deactivated by basic metallic oxides, a preparation method thereof and applications thereof. The catalyst comprises following components by weight: 70-85% of nanometer titanium dioxide, 1-3% of V2O5, 5-15% of heteropoly acid, 3-15% of glass fiber and 4-10% of an inorganic binder. In the preparation method, active components and the heteropoly acid are loaded step by step. The catalyst has high denitration performance and high performance of resistance to deactivation by the basic metallic oxides, and is particularly suitable for flue gas denitration of a power plant, an industrial boiler, an incinerator, a cement kiln, and the like, wherein the power plant, the industrial boiler, the incinerator, the cement kiln, and the like adopt biomass as fuel and contain a large amount of basic metallic oxides in flue gas.

The invention discloses a multipurpose aqueous adhesive, which comprises the following parts: 10-35% thermoplastic rubber or emulsion, 0. 5-35% solvent, 28-45% emulsion, 20-80% viscosifying resin or its emulsion, 0. 5-5% functional adjuvant and 1-20% water. The making method comprises the following steps: putting the solvent into autoclave; stirring at middle speed and adding thermoplastic rubber and its modifying product until dissolving completely; or putting into copolymerized rubber emulsion directly; stirring to add the viscosifying resin or the viscosifying resin in the invention; blending evenly; adding emulsion; fetching the sample to test the viscosity; adding fitful quantity of water and corresponding functional adjuvant according to the purpose and viscosity; dispersing at high speed until even condition; cooling; filtering; packing; obtaining the product for shoe-making, hand pocket and decorative aspect with low cost.

The hydrogenation process for producing catalytically cracked material includes the successive contacting and reaction of the mixture of material oil and hydrogen with hydrogenation protecting agent, residual oil hydrogenating and demetallizing agent and residual oil hydrogenating and desulfurizing agent, cooling the reaction resultants, and separating obtain hydrogen-rich liquid and gas products. The catalyst includes hydrogenation protecting agent in 2-10 vol%, residual oil hydrogenating and demetallizing agent in 5-70 vol%, and residual oil hydrogenating and desulfurizing agent 20-93 vol%. The present invention makes it possible to produce high quality catalytically cracked material via adding residual oil in 5-50 wt% into gas oil.

The invention discloses a start-up method for an ex-situ prevulcanization secondary activity center hydrogenation catalyst. After resistance to air loss of a device is qualified, circulating hydrogen compressor working load is adjusted to 0-20% of a maximum load, the catalyst reacts at a low temperature to release heat; when the bed layer temperature rise to 60-150 DEG C, start-up activation oil is introduced, the circulating hydrogen compressor working load is adjusted to 60-100% of the maximum load for wetting of the catalyst; the start-up activation oil is cycled in a reaction system closed path, the catalyst bed temperature is risen to 180 to 230 DEG C by heat exchange; a proper amount of olefin-enriched naphtha is added into the start-up activation oil, the catalyst bed temperature is risen to 300-380 DEG C to complete start-up activation. The start-up method, in the premise of no influence on the use properties of the secondary activity center hydrogenation catalyst, can better use the catalyst characteristics, reduce the device energy consumption, and reduce the device investment cost, and the start-up process can be simplified.

The invention discloses a nutritional health food with the function of improving gastrointestinal function and a preparation method thereof. The nutritional health food can be used for regulating the intestinal flora to improve the gastrointestinal function from the aspects of increasing the probiotics type and quantity, increasing the probiotics nutrient substance, inhibiting the growth of harmful bacteria and enhancing the immunity of human body. According to the preparation method, probiotics powder such as lactobacillus plantarum is used as the main raw material, and edible fungi extracts and modified dietary fibers are scientifically compounded; saussurea involucrata culture extracts which are capable of remarkably enhancing the immunity of human body, resisting inflammatory and easing pain, and have the functions of oxidation resistance, radiation resistance and fatigue resistance are used, so that while the intestinal probiotics flora types is increased, the fix planting capacity of the endogenous probiotics and exogenous probiotics in the intestinal tracts of human body is remarkably enhanced, and fix planting time of the endogenous probiotics and exogenous probiotics in the intestinal tracts of human body is prolonged remarkably, the growth and reproduction of the harmful bacteria, particularly the Gram negative bacteria, in the intestinal tracts are effectively inhibited, the forming of the probiotic floras in the intestinal tracts is fully regulated and the nutritional health food which is good in probiotic property, capable of remarkably enhancing the immunity of human body and has the effect of improving the gastrointestinal function is prepared.

The invention discloses a start-up activation method for a hydrogenation cracking process, which comprises the following steps that: (1) a hydrogenation cracking pre-refining reactor and a hydrogenation cracking reactor are adopted in the hydrogenation cracking process, and catalysts are ex-situ presulfurizing catalysts; (2) the hydrogenation cracking pre-refining reactor and the hydrogenation cracking reactor are used for carrying out operation including gas displacement, device airtightness and the like; and (3) activation oil and hydrogen gas enter a gas-liquid separator after entering the hydrogenation cracking pre-refining reactor under the ex-situ presulfurizing catalyst activation condition, a liquid phase separated out from the gas-liquid separator is circulated back to the hydrogenation cracking pre-refining reactor, the closed loop circulation is carried out in the hydrogenation cracking pre-refining reactor, a gas phase separated out from the gas-liquid separator enters the hydrogenation cracking reactor, and the gas phase discharged from the hydrogenation cracking reactor is circulated back to the hydrogenation cracking pre-refining reactor. Compared with the prior art, the method has the advantages that the catalyst sulfurization effect is good, and the excellent reaction effect is realized.

The invention discloses an integral automobile exhaust purification catalyst and a preparation method thereof, and relates to preparation of aluminum oxide sol, modification of a plurality of oxides in the introduced La2O3, CeO2, BaO, SrO, CaO, ZrO2, CuO, SiO2 and the like, load of the modified aluminum oxide sol on cordierite honeycomb ceramic and loads of a plurality of catalyst active ingredients in La, Sr, Co, Cu, Mn, Fe, Pd and the like. The cordierite honeycomb ceramic is used as a carrier; the modified aluminum sol is loaded on the cordierite honeycomb ceramic carrier by adopting a vacuum impregnation method; and the catalyst active ingredients are loaded on a modified aluminum oxide coating by adopting the vacuum impregnation method. When the modified aluminum oxide coating with large specific surface area is used for loading a perovskite type rare-earth catalyst, the load is uniform, the bonding property is strong, the crystal form structure of the catalyst is not changed; and the catalyst has good catalytic activity, air-fuel ratio fluctuation resistance and sulfur dioxide poisoning resistance.

The invention discloses a liquorice vegetable drink for improving a gastrointestinal function and enhancing the immunity and a preparation method of the liquorice vegetable drink. Herb of liquorice is used as a main raw material; liquorice concentrated juice, an edible mushroom extract, wolfberry fruit concentrated juice, modified dietary fibers, a corn bee pollen extract, pectin hydrolyzate and the like are scientifically compounded; the raw materials are treated by adopting a modern low-temperature and biological extraction technology, so that the content of effective components of the raw materials is greatly increased; various functional components are organically mixed, so that the optimal synergistic effect is achieved; meanwhile, by adoption of methods for thermal hybrid concentration of unstable concentrated liquid, jointed removal of cold and heat, sterile filtration, and the like, the flavor of the liquorice vegetable drink is greatly enhanced, and the expiration date of a product is prolonged; the liquorice vegetable drink with the effects of improving the gastrointestinal function and enhancing the whole immunity of a human body is prepared.

The invention discloses a metallographic-phase aggressive agent of an austenitic stainless steel, a preparation method thereof and application thereof. The metallographic-phase aggressive agent comprises the mixed solution of hydrofluoric acid and nitric acid, calculated by volume ratio, the proportion of each component of the agent is that hydrofluoric acid : nitric acid : water is equal to 2 : 1 : 7. The preparation method thereof is carried out according to the following steps of: taking 70ml of water first, then taking 10ml of analytically pure nitric acid and finally taking 20ml of analytically pure hydrofluoric acid, which are then evenly mixed. The application method thereof comprises the following steps of: putting a simple of the austenitic stainless steel in the metallographic-phase aggressive agent of the austenitic stainless steel and observing the color change of the surface of the sample by time, taking out the sample of the austenitic stainless steel when metallographic-phase surface of the sample is corroded to darker silver gray, washing the sample with water which is then neutralized with alkaline solution and finally washing with water and absolute ethyl alcohol. The technical effects thereof are represented by good corrosion effect, clear austenite grain boundary, slow corrosion speed, easy control, no pollution and other aspects.

The invention discloses a preparation method for a high-refractive index hydrogenated silicon film, the high-refractive index hydrogenated silicon film, a light filtering lamination and a light filtering piece and relates to the technical field of optical films. The preparation method comprises the following steps that firstly, by means of magnetic controlled Si target sputtering, Si deposits on abase body, and a silicon film is formed; and secondly, the hydrogenated silicon film containing oxygen is formed through the silicon film under the environment where activated hydrogen and active oxygen are contained, the amount of the activated oxygen accounts for 4%-99% of the total amount of the activated hydrogen and the activated oxygen, or, the hydrogenated silicon film containing nitrogenis formed through the silicon film under the environment where the activated hydrogen and the activated nitrogen are contained, and the amount of the activated nitrogen accounts for 5%-20% of the total amount of the activated hydrogen and the activated nitrogen. According to the preparation method, sputtering and a reaction are separately conducted, firstly, by means of magnetic controlled Si target sputtering, Si deposits on the base body, then, plasmas of the activated hydrogen and the activated oxygen / nitrogen react with the silicon to obtain the oxygen or nitrogen containing SiH, the poisoning problem of a target is avoided, and the SiH film has a relatively high refractive index and relatively low absorption.

The invention discloses a health food capable of improving intestinal floras and a preparation method of the health food. The intestinal floras are adjusted on a plurality of aspects of increasing the probiotics variety and quantity, adding probiotic nutrient substances, inhibiting the harmful bacterial growth and increasing the human immunity, so that the gastrointestinal functions are improved. With probiotic powder such as lactobacillus plantarum as a main raw material, an edible mushroom extract is scientifically compounded, and dietary fibers are modified, so that the human immunity can be significantly improved; a saussurea involucrate culture extract has the efficacies of resisting inflammation, relieving pain, and resisting oxidation, radiation and fatigue; the variety of the intestinal beneficial bacteria floras is increased; the field planting capacity of endogenous and exogenous probiotics in human intestinal tracts is significantly enhanced and the field planting time of endogenous and exogenous probiotics in human intestinal tracts is significantly prolonged; the growth and the reproduction of intestinal harmful bacteria, especially gram negative bacteria, are effectively inhibited; the components of the intestinal beneficial bacteria floras are fully adjusted; and the health food which is high in probiotic property, and is capable of significantly improving the human immunity and improving the intestinal floras is prepared.

The electric field coal tar purifying process includes the technological steps of preparing mixed oil, the first stage of electric purifying, the second stage of electric purifying, the third stage of electric purifying, draining waste water, etc. The experiments show that the coal tar purifying process of the present invention is superior to available coal tar purifying process, and has the advantages of simple technological process, low running cost, high purifying rate, etc. The present invention can reach coal tar purifying rate over 95 %, and the purified coal tar may be used in producing gasoline and diesel oil through hydromodification with no corrosion to the production apparatus, no catalyst poisoning, no blocking of the reactor bed layer and long production apparatus running period.

The invention relates to the automobile electronic technology field, in particular to an automobile environment monitoring system on the basis of an air sense technology and an electronic control technology. The invention consists of a singlechip, an air sensor, a signal conditioning circuit, a display screen, a control button, a buzzer and a vehicle window control interface circuit, wherein, the air sensor performs real-time monitoring on contents of gases like oxygen, carbon monoxide, formaldehyde, toluene and so on in the air in an auto carriage; a temperature sensor performs real-time monitoring on ambient temperature which is then displayed on the display screen. When content or temperature of any gas exceeds alarm value, an alarm signal is given off, and a user is inquired whether to open a vehicle window for ventilation; if no reply is given after waiting for a period of time, the vehicle window is forced to be opened, thereby occurrence of danger is avoided. The invention can effectively avoid occurrence of intoxication or asphyxia accidents in the carriage and has very important use value.

The invention discloses a mold removal agent for feed and a preparation method and a feed additive thereof, belonging to the field of feed additives. The mold removal agent contains modified montmorillonite, yeast cell walls, chitosan, citric acid and Chinese herbal medicinal ingredients, wherein the Chinese herbal medicinal ingredients are prepared from poria cocos, rhizoma alismatis, grifola, cinnamomum cassia, rhizoma atractylodis macrocephalae and rhizoma imperatae. The mold removal agent can be used for removing mold for feed raw materials such as corn and grains and compound feed polluted by mycotoxin so as to prevent livestock and poultry from having various diseases as the livestock and poultry eat the feed polluted by the mycotoxin. The mold removal agent can reduce the absorption of the mycotoxin in the bodies of animals and meanwhile enhances the detoxification ability and the self regulating function of the bodies of animals, achieves the purpose of treating both symptoms and root causes. The mold removal agent has the characteristics of significant curative effect, safety in use, specific effect, stable preparation, controllable quality and simple preparation process, is suitable for industrial production and is convenient to feed.

The invention relates to a highly efficient dairy cow rumen control agent and the application, belonging to the field of feed additive production; the dairy cow rumen control agent comprises Chinese herbal medicine, inactivated yeast, sodium bicarbonate, as well as modified attapulgite; the formula (100kg) II of the rumen control agent comprises 0.1kg of inactivated yeast, 4.9kg of Chinese herbal medicine, 20kg of sodium bicarbonate and 75kg of modified attapulgite clay. The control agent is added (evenly mixed) based on the mass ratio of 1-1.5% of the dairy cow concentrate feeding amount. The invention can supplement magnesium and regulate the rumen function to promote the lactation of the dairy cows and improve the milk protein level; therefore, the rumen control agent is a product which can reduce the dairy cow rumen acidosis, increase the outflow rate of rumen fluid, improve the quality of milk, effectively prevent rumen acidosis, enhance the immune function, improve the anti-stress capacity of dairy cows, increase the antiviral ability of cows and ensure the health of the cows.

The invention belongs to the technical field of plant microscopic observation and discloses a paraffin sectioning method for eucalyptus tissue. The method comprises the steps of preparing materials, fixing, washing, dehydrating, performing a transparency treatment, waxing, embedding, sectioning, displaying the sections, adhering the sections, roasting the sections, dewaxing and rehydrating, dyeing, dehydrating, redyeing and enclosing the sections. According to the paraffin sectioning method for the eucalyptus tissue, utilized novel stationary liquid polyhydroxyl acrylic acid has high speed, can largely shorten the fixing time and can balance the fixing; meanwhile, xylene replaces with a safe and nontoxic TO transparent reagent, the TO transparent agent can be solved with alcohol of 95% at 25 DEG C or above, can solve paraffin and sealed vegetable glue, has excellent volatility without bad influence on dyeing of common biological dye, and has relatively better transparency and dewaxing effects, and after the transparency treatment is performed, the tissue is unlikely to embrittle, the sections can keep complete; furthermore, neutral vegetable glue replaces with a section sealing agent CVmount. After the fixing, dehydrating and section sealing steps during optimization of paraffin sections are performed, the section production cycle is shortened by at least 72 hours on the premise of ensuring the sectioning effect.

Synthetic fuels are produced from synthesis gas in a four-stage reactor system with a single recycle loop providing the requisite thermal capacity to moderate the high heat release of the reactions and to provide the reactants and reaction environments for the efficient operation of the process. The first stage converts a portion of the synthesis gas to methanol, the second stage converts the methanol to dimethylether, the third stage converts the methanol and dimethylether to fuel and the fourth stage converts the high melting point component, durene, and other low volatility aromatic components such as tri- andtetra-methylbenzenes to high octane branched paraffins. The four-stage catalyst used for hydrotreating is resistant to CO poisoning. The reactions i produce water as a side product that is carried through to a high pressure separator after the fourth stage. The streams from the separator are a liquid fuel stream, a water stream and a gaseous stream that contains light hydrocarbon gases and the unreacted synthesis gas. The larger part of this gas stream is recycled to the inlet of the first stage and mixed with the fresh synthesis gas stream. Alternatively, the fresh synthetic gas stream is mixed with the product of the second stage. The smaller part of the gas stream from the separator is sent to hydrocarbon recovery and to fuel gas used for providing preheat of various streams. The liquid fuel is sent for blending into fuel products, such as gasoline, jet fuel, or diesel, and the water stream can be sent, for example, to the synthesis gas producing plant for steam generation.

The invention relates to a mobile type indoor disinfectant vapor disinfection system, which comprises a disinfectant vapor generation device, a wireless intelligent control system, a power-driven device, an environmental monitoring device, an air supply device, a mobile device and a disinfectant storage device. The disinfectant vapor generation device comprises a disinfectant vapor three-level refinement system, a filtering and catalyzing integrated system and a vapor generation control device; the air supply device supplies secondary power for scattering vapor in a space; and the wireless intelligent control system is communicated with the environmental monitoring device, the air supply device and the power-driven device so as to finish the operations of controlling the disinfectant vapor generation device, acquiring environmental parameters, and switching on / off the air supply device and the power-driven device in a disinfection target. The mobile type indoor disinfectant vapor disinfection system can intelligently, comprehensively and efficiently finish the disinfection operation of a closed space of large-sized equipment and is particularly suitable for the disinfection operation of a closed space with long and narrow passages, so that the mobile type indoor disinfectant vapor disinfection system has the advantages of strong maneuverability, high disinfection efficiency, no secondary pollution, and the like.

The invention discloses a feed for promoting the reproductive performance and used in the earlier stage of a peak laying period, belonging to the technical field of feed composition. Plant extracts, corn bee pollen extract, Chinese herb extracts, modified dietary fiber, prebiotics factors and the like are scientifically compounded in the laying hen feed used in the earlier stage of a peak laying period and thus the feed for promoting the reproductive performance is prepared; through feeding experiment, the feed disclosed by the invention and the commercially available feed used in the peak laying period respectively have the following beneficial effects: the length of the fallopian tube of the laying hen is 6.82cm and 4.62cm respectively, the weight of the fallopian tube is improved by 11.49g and 7.46g respectively, the weight of ovary is improved by 6.08g and 4.17g respectively, the laying rate is improved by 2.07% and 2.15% respectively, the egg yield is improved by 2.73g and 1.92g respectively, the shank length is 7mm and 5mm respectively, the weight is improved by 0.07kg and 0.05kg respectively and the survival rate is improved by 2.4% and 3.2% respectively; the laying hen has strong reproductive performance, strong production performance, strong immunity resistance and disease resistance.

The invention relates to a graphene-containing lubricating oil and a preparation method thereof. The graphene-containing lubricating oil comprises the following components by weight: 0.1-1 part of graphene, 72-85 parts of synthetic base oil, 0.8-3.2 parts of a composite antioxidant, 0.5-1.5 parts of a metal detergent, 2.3-6.5 parts of an ashless dispersant, 0.05-1.5 parts of a nanoscale friction modifier, 2.0-10.0 parts of a viscosity index improver, 0.2-1.0 part of a pour point reducer, and 50ppm of a defoamer. The preparation method includes: putting the synthetic base oil into a blending kettle, performing stirring, then adding the pour point reducer, the viscosity index improver, the composite antioxidant, the metal detergent, the ashless dispersant, and the nanoscale friction modifier, stirring the substances evenly, adding graphene and the defoamer, maintaining the original temperature, stirring the materials evenly, and performing standing. The graphene-containing lubricating oil provided by the invention solves the problems of corrosion and selectivity in traditional lubricating oil additives, at the same time the process is improved, and the ultrasonic dispersion link of graphene is eliminated.