66 results about "Oil dispersants" patented technology

The invention relates to a seasoning preparation method, and especially relates to an instant spice powder preparation method. The method comprises the following steps: raw material preparation, dispersion, pre-emulsification, embedding, blending, and packaging; an oil dispersant, an emulsifier, an embedding agent, a carrier are added, resin essential oil of whole spice can be fully dispersed, andis processed to water-soluble oil powder. The preparation method has the advantages of simple technology and low cost, realizes instant dissolution of the spice in water, and cannot influence original taste of the spice.

The invention discloses a Bohai sea spilled-oil transporting and extension value forecasting system.The system can conduct forecasting on a transporting trajectory of an oil film, an extended range, the oil film thickness, the oil-passing-through area, the time for spilled-oil for reaching a shore or a sensitive area and the like after oil spilling occurs on a point source and a continuous source in Bohai sea area, and a forecasting result can be displayed on a computer screen visually and dynamically.Oil spill emergency action modes, types and number of vessels and situations of laying oil fences or using oil dispersant or the like are selected according to the forecasting result, oil spill damage is relieved or eliminated, and disaster prevention and reduction are achieved.Back tracking is conducted on the source of spilled oil in the Bohai sea area by combining with finger prints and satellite remote sensing, the source of the spilled oil on the sea is found out, and therefore a troublemaker is determined.

The invention relates to a mouth immediate-release preparation of a traditional Chinese medicine jelly, and a preparation method thereof. Basic raw materials of the preparation include a main material and a subsidiary material. The main material is mainly jelly, and the subsidiary material is mainly oil dispersant and can be added with water-soluble dispersant, flavoring and surface active agent when necessary; and the weight percentage of the main material is 0.1 percent to 80 percent, and the weight percentage of the subsidiary material is 20 percent to 99.9 percent. The detail operating steps are as below: (1) preparation of the materials; (2) preparation of a sizing agent: thinning and liquefying are included, final fineness of the thinning is less than 600 microns in the case of 70 percent of the preparation by weight, the liquefying is that solid grains are dispersed in the oil dispersant by means of mixing, and the weight percentage of the addition of the oil dispersant meets the condition that oil content in a finished product is not less than 15 percent; and (3) formation: the finished preparation is obtained by adopting a cooling forming method or a powder forming method. The mouth immediate-release preparation improves the dispersing speed of the traditional Chinese medicine jelly in the mouth in the precondition of good mouth taste, no water drinking is needed, and the taking of the mouth immediate-release preparation is convenient.

In one embodiment, dispersants are injected directly into a plume of oil in a subsea environment. The dispersant is supplied from a vessel, through a tubular string and flows through a routing manifold into a flexible hose. The hose then transports the dispersant to a distribution manifold, which is disposed on the sea floor, and permits injection of dispersants at multiple locations at the same time around the leaking oil. Injection of dispersants from the distribution manifold may be through injection wands, or the dispersant may be transferred to a containment or collection device located above the plume of oil, wherein nozzles are disposed around the circumference of such containment or collection device. If the dispersants are injected into the leaking oil through injection wands, such wands may be held and / or manipulated by an ROV.

The invention discloses a self-cleaning coating and a preparation method thereof. The self-cleaning coating comprises an alkyd resin varnish, nano-alumina particles, a low surface energy drainage assistant, a high-efficiency oil dispersant AHH and a diluent, wherein the alkyd resin varnish is the common varnish in the market; the particle diameter of the nano-alumina particles is between 13 and 200nm; the mass ratio of the alkyd resin varnish to the nano-alumina particles is 1:0.05-0.01; the mass ratio of the drainage assistant to the alkyd resin varnish is 10-60:100; and the content of the high-efficiency oil dispersant is 0.1 to 0.6 percent of the total mixture mass. During preparation, the raw materials are mixed and stirred, wherein the stirring speed is over 2,000 revolutions per minute, and the stirring time is over five hours. The self-cleaning coating has the advantages of convenient use, and the prepared thin film has better transmittance, and has a tawny color and the function of beautifying.

The invention discloses a high-temperature anti-browning preservative for dried beancurd sticks. The anti-browning preservative comprises the following components in parts by weight: 1-3 parts of high-temperature anti-browning agent, 0.5-1.5 parts of film-forming agent, 0.5-2.5 parts of preservative, 5-25 parts of oil dispersant, 0.5-1 part of antioxidant and 92.5-67 parts of water. The invention also provides a preparation method and an application of the high-temperature anti-browning preservative for dried beancurd sticks. The method comprises the steps: regulating the pH value, dissolving the film-forming agent in an ethanol-water solution, adding the high-temperature anti-browning agent and stirring at a constant temperature, and then adding the oil dispersant and the antioxidant, and stirring evenly, homogenizing for 20 minutes under the condition from 1.6*10<4> to 2.0*10<4>r / min, and carrying out spray-drying at air inlet temperature ranging from 185 DEG C to 215 DEG C and an air outlet temperature ranging from 60 DEG C to 80 DEG C, thus obtaining powder. The high-temperature anti-browning preservative for the dried beancurd sticks is low in usage amount, good in preservation effect, non-toxic and pollution-free.

The invention provides a cleaning and regeneration agent. The cleaning and regeneration agent comprises a passivation cleaning agent and a rinsing cleaning agent, wherein the passivation cleaning agent is prepared from a wetting agent, a penetrant, an oil dispersant, an oxidizing agent, a corrosion inhibitor and water; the rinsing cleaning agent is prepared from a chelating agent, a surfactant, an auxiliary, the corrosion inhibitor and the water. According to the cleaning and regeneration agent, a filter element is soaked in the passivation cleaning agent and the rinsing cleaning agent sequentially, so that attachments on inner and outer surfaces of the filter element can be removed effectively, the components are good in water solubility, low in toxicity and free of environmental pollution, and the cleaning and regeneration agent is safe and environment-friendly.

The invention discloses a preparation method of modified attapulgite clay particles as an oil spill dispersant. The method comprises the following steps of preparation of attapulgite clay particles, preparation of the attapulgite clay particles modified by a bio-surfactant and an experiment method for dispersing oil pollution in sea water by means of modified attapulgite; through the steps, emulsification, dispersion and long-term stabilization of the oil pollution with different characters in the sea water environment are achieved. The oil spill dispersant prepared through the method has theadvantages that the preparation method is simple, and the implementation performance is high; the oil spill dispersant is non-toxic, harmless, green and environmentally friendly and does not cause secondary pollution to the marine environment; the oil spill dispersant is good in emulsification effect, and emulsion stabilization time is long; the oil spill dispersant is good in temperature resistant effect and salt resistant effect and suitable for the marine environment; relative inventions have wide application prospects in the field of marine oil spill treatment.

The invention provides a high-stability oil spill dispersant and a preparation method thereof. The preparation method includes following steps: dissolving chitosan in an acetic acid buffer solution and an alcohol mixed solution, adding lauryl aldehyde to adjust pH value to 4-6 after chitosan is completely dissolved, adding sodium borohydride, stirring for reaction at normal temperature for not less than 12h, adjusting pH value to 7-9 to separate out hydrophobic modified chitosan, using alcohol solutions different in concentration to wash hydrophobic modified chitosan, centrifuging, drying to obtain hydrophobic modified chitosan solid, and dissolving the hydrophobic modified chitosan solid in the acetic acid buffer solution for standby use; preparing a surfactant solution; preparing the high-stability oil spill dispersant. The high-stability oil spill dispersant prepared by adopting the method is long in stabilization time, so that consumption of surfactant in the oil spill dispersant is reduced, and damage to environment caused by high consumption of the oil spill dispersant is lowered.

The invention relates to the technical field of marine environment simulation test equipment, and in particular to a vertical simulation device and a simulation method of submarine environment spilled oil. The vertical simulation device of submarine environment spilled oil comprises a main body water channel, wherein a fixed chassis is arranged at the bottom of the main body water channel; a support frame is arranged at the internal bottom of the main body water channel; an ejector is arranged on the support frame; an oil dispersant nozzle is arranged above the right side of the support frame; a laser particle instrument is arranged at the middle part of the main body water channel above the ejector; an oiling unit connected with an inlet of the ejector is arranged on the external left side of the main body water channel; an oil dispersant injecting unit is arranged on the external left side of the main body water channel above the oiling unit; a lifting high-speed camera system is arranged on the external right side of the main body water channel; all the laser particle instrument, the oiling unit, the oil dispersant injecting unit and the lifting high-speed camera system are connected with a controller. The vertical simulation device of submarine environment spilled oil is scientific in design, and capable of simulating the vertical migrating and diffusing process regularities of submarine spilled oil and other pollutants in water body at different injecting speeds and simulating the existing mechanism and conditions of submerged oil contaminates.

The preparation process of lubricating oil extreme pressure wear resistant additive includes the following steps: 1) reaction between silicon tetrachloride and C2-C16 fatty amine in the molar ratio of 1 to 4-10 in the presence of non-polar solvent at 0-100 deg.c and 0.01-0.1 MPa to obtain the intermediate product; and 2) mixing the intermediate product in 100 weight portions with lubricant oil dispersant in 10 weight portions, non-ionic surfactant in 1-10 weight portions and lubricant oil base oil in 20-70 weight portions and reaction at 50-180 deg.c and 0.01-0.1 MPa. The prepared additive has excellent extreme pressure wear resistant effect and excellent dispersivity and stability in lubricant oil.

The invention provides a high-efficiency treatment process for removing marine spill oil. The process comprises the steps that 1, sediment taken from a muddy beach at the mouth of the Yellow River is air-dried and screened to obtain particles with the particle sizes not more than 38 microns, and an appropriate number of particles and seawater are mixed to prepare a particle solution of 1.0-3.0 g / L, and the particle solution is canned and stored; 2, a waste cleaning boat is used for spraying oil dispersant and the particle solution with the appropriate concentration to the surface layer of the spill oil, and a stirring device is used for enabling a spill oil region to maintain a turbulent fluctuation state until the spill oil is cleared away; the mass ratio of the particles to the oil dispersant ranges from 7.5:1 to 12.0:1, and the use amount of the oil dispersant accounts for 15-20 percent of the amount of the spill oil. According to the process, the particles and the oil dispersant are combined to remove the marine spill oil, the oil dispersant is used for promoting dispersion of the spill oil, power is supplied through the hydrodynamic condition of the ocean, a propeller of the waste cleaning boat and the shipborne stirring device, particle materials play a role of dispersing agents and oil gelling agents, and the clearance efficiency of the spill oil is greatly improved on the basis of reducing the use amount of the oil dispersant.

The invention relates to an efficient and low-toxicity oil dispersant for spilled oil and a synthesizing method of the efficient and low-toxicity oil dispersant. The efficient and low-toxicity oil dispersant is characterized in that a macromolecule oil dispersant structure is used as the 'comb-shaped' structure, the macromolecule oil dispersant structure is obtained by unsaturated monomers through grafting and copolymerization, a molecular skeleton comprises a main chain and many branch chains, the main chain contains many active groups such as -CH3, -C(CH3)3, -COOR and -C6H5, the main chain can 'anchor and wrap' the surface of the spilled oil by the aid of the active groups to micro-emulsify the spilled oil, hydrophilic groups with good water compatibility are introduced into side chains, the oil dispersant structurally comprises two parts, one part is anchoring groups, the spilled oil can be coagulated into blocks due to the fact that the long chain branches of the comb-shaped-structure oil dispersant wrap a large amount of spilled oil, and environment protection departments can easily recycle the spilled oil.

The invention relates to an oil dispersant underwater injection effect assessment method, and belongs to the technical field of marine environment simulation test. The oil dispersant underwater injection effect assessment method comprises the following steps: 1, experiment crude oil is injected to water from the bottom of an underwater overflow oil simulation test apparatus; 2, an oil dispersant is injected in a direction vertical to the injection direction of the crude oil, and is mixed with the crude oil; 3, information of oil drops dispersed by the oil dispersant in the water is acquired through adopting an industrial camera with a microlens; and 4, the change of the particle size of the oil drops is analyzed to evaluate the use effect of the oil dispersant. The method has the advantages of convenience in operation, fastness, high efficiency, accurate assessment of the underwater injection effect of the oil dispersant, direct and effective result, and wide application range.

The present invention is directed toward a bioremediation product, its method of manufacture and method of use. A blend of microorganisms, cleansers and surfactants is disclosed which is non-toxic and solvent free, and which has the ability to accelerate the breaking down process of oils, materials such as benzene, toluene, and xylene (BTEX); petroleum hydrocarbon fractions F1-F4 (as defined by CCME2000), polycyclic aromatic hydrocarbons (PAH), paraffin waxes, volatile organics, molds, and the like; while simultaneously providing a biological component which is effective to reduce the total petroleum hydrocarbon levels to zero at an accelerated rate. The product is useful for bioremediation and as an oil dispersant composition useful in treating oil spills, and for cleanup of the shoreline, animals, plants, and equipment.

The invention provides a preparation method of an oil primer collector for a lithium-ion battery. The preparation method comprises the following steps of preparing oil primer paste; mixing an oil dispersant and a solvent in advance, adding flaky conductive carbon and spherical conductive carbon for stirring, and adding an oil binder to obtain the oil primer paste; and coating the surface of a current base material with the oil primer paste, drying and then forming a coating to obtain the oil primer collector. The surface coarseness of the oil primer collector is relatively high, the peeling strength between the oil primer collector and an active matter can be improved, and the contact resistance between the oil primer collector and the active matter is improved, so that the internal resistance of the battery is reduced, the compaction density and energy density of the battery are improved, and the possibility is provided for power endurance of the battery.

The invention discloses a method of hazard-free treatment and resource recovery of oil silt, and adopts a physical and chemical combinative method to carry out comprehensive treatment of the oil silt. Composite effective oil dispersant is first adopted to conduct high-efficiency separation of oil, mud and sand with the crude oil extraction rate of the oil silt or the oil sand being above 99.99 percent; vacuum absorption is then employed to separate water bodies from the silt and the removal rate of harmful substances in the oil silt or the oil sand reaches above 99.99 percent; the harmful substances in water are next removed by the technique combining compound filtering and precision filtering. The oil contained in the silt after treatment is less than 600 mg / kg, which meets the corresponding national emission standard; the silt after the hazard-free treatment can be applied to roadbed construction or well field paving; the quality of water after treatment can achieve the national wastewater discharge standard of grade I and be reused in the treatment; the oil silt or the oil sand after being treated by the treatment method can achieve the hazard-free treatment and a great deal of crude oil can be recovered.

The invention relates to the technical field of regeneration field mixed asphalt and particularly relates to regeneration field mixed asphalt and a preparation method thereof. The regeneration field mixed asphalt is prepared from the following raw materials in percentage: 15-55% of waste asphalt pavement material, 45-85% of new aggregate, asphalt-aggregate ratio being 4-8%, limestone ore powder being 4-8% of new aggregate, dehydrated crude oil being 5-20% relative to the total weight of new and asphalt materials, catalytic cracking oil slurry being 5-10% relative to the total weight of new and asphalt materials, and a lubricating oil dispersant being 1-12% relative to the total weight of new and asphalt materials. According to the invention, a waste asphalt pavement is dug up and taken back to a mixing factory to be crushed all together; proportioning design is carried out according to quality requirements of pavements at different grades so as to determine the addition proportion of waste asphalt mixture so that the waste asphalt mixture is re-blended according to a certain proportion in a mixer to generate a new mixture, thus obtaining excellent regenerated asphalt concrete which can be used for paving a regenerated asphalt pavement. By implementing the preparation method of the regeneration field mixed asphalt, regeneration and recycling of resources can be realized and the road material cost is reduced.

The invention discloses a lubricating oil dispersant. The lubricating oil dispersant is prepared from the following components: succimide, a sodium hydroxide solution with a concentration of 15%,white carbon black, sodium lignin sulfate, n-amyl alcohol, propane diacid, sodium citrate and sodium hydrosulphite. According to the invention, through modification of sodium lignin sulfate, dispersion and viscosity reduction properties of the dispersant are improved, stability is enhanced, and high dispersion efficiency is realized; the lubricating oil dispersant has good temperature resistance and exerts good peptization dispersion effect on common solid particles; and through adding of modified white carbon black, dispersion effect and a dispersion speed are improved, influence of viscosity of lubricating oil at low temperature is reduced, and effective adsorption and control of black greasy filth dispersion and a paint film are realized.

The invention provides an ethanol gasoline dispersing agent and ethanol gasoline containing thesame. The ethanol gasoline is not liable to be layered, gasoline consumption is low, power performance ishigh, engine noise is low, carbon deposition is not liable to occur, and using and popularizing are easy. The ethanol gasoline dispersing agent is prepared from the following effective components ofalkyl-phenylbutanol, diethyl malonate and selectable octanol, and the addition quantity of the ethanol gasoline dispersing agent in the ethanol gasoline based on the effective components is 0.1-0.5%.

The invention discloses an interception and adsorption belt for recovery of riverway leaked petroleum, and belongs to the technical field of environmental protection. The interception and adsorption belt for recovery of riverway leaked petroleum comprises a plurality of shells, and the upper and lower ends of the shells are respectively connected with floating balls and fixed cones; each floatingball comprises a fixed hemisphere, and a sealed hemisphere is clamped on the fixed hemisphere; a liquid storage box is placed in the corresponding fixed hemisphere, an air bag is fixedly connected inthe corresponding sealed hemisphere, an expansion bag is placed in each shell, a water inlet hole is formed in each shell, a water permeable cloth layer is fixedly connected in the water inlet hole, an isolation plate is fixedly connected to the inner wall of the shell in a nailing mode, a puncture cone is slidably connected to the isolation plate, a fiber adsorption net is fixedly connected between every two adjacent shells, and a liquid guide pipe is fixedly connected to the fiber adsorption net. Petroleum in a riverway can be intercepted, adsorbed and recycled, an oil dispersant is evenly sprayed in the interception process, and petroleum near an interception zone is weakened by the oil dispersant and then adsorbed.

The invention discloses a high-performance oil spill dispersant for exploration and development of oil and gas in deep sea and a preparation method thereof. The high-performance oil spill dispersant comprises the following raw materials by weight: 8 to 12 parts of oleyl alcohol polyoxyethylene ether benzoate, 5 to 10 parts of methylglucose polyoxypropylene ether acetate, 6 to 11 parts of alkyl naphthalene sulfonate, 9 to 14 parts of sodium diol bisulfosuccinate diester, 10 to 15 parts of isocetyl palmitate, 5 to 10 parts of polyoxypropylene dioleate, 7 to 13 parts of polyoxypropylene polyoxyethylene ethylhexanol ether, 6 to 9 parts of avocado oil glycereth ester and 10 to 15 parts of polyoxyethylene sorbitol tetraoleate. The oil spill dispersant prepared through compounding of surfactants like oleyl alcohol polyoxyethylene ether benzoate, isocetyl palmitate, polyoxypropylene polyoxyethylene ethylhexanol ether and avocado oil glycereth ester has excellent emulsification and dispersion performance, and is rapid, convenient, energy-saving, environment-friendly and completely applicable to exploration and development of oil and gas in sea.

The invention discloses a bacillus thuringiensis dispersible oil suspoemulsion and a preparation method thereof. The preparation method comprises the following steps: uniformly mixing 0.000-0.002 part of tert-Butylhydroquinone, 1-2.5 parts of absolute ethyl alcohol, 2-5 parts of tween 80 and 3-5 parts of median chain triglyceride oil to prepare an oil dispersing agent, and then adding 2-5 parts of bacillus thuringiensis into the oil dispersing agent for uniformly stirring and stirring to prepare the bacillus thuringiensis dispersible oil suspoemulsion. The suspoemulsion cannot kill or suppress germs and has the advantages of high flowability, no sediment layering, stable preparation, high water dispersibility and no harm to bacillus thuringiensis and parasporal crystal proteins.

The invention relates to the field of offshore petroleum exploration, in particular to a preparation method of an amphiphilic silicon dioxide solid particle-based marine oil spill dispersant, including the following steps: preparation of hydrophilic silicon dioxide nanoparticles; preparation of amphiphilic silicon dioxide solid particles; and an experimental method for emulsifying and dispersing oil stains in seawater by amphiphilic silicon dioxide solid particles. The amphiphilic silicon dioxide solid particles have the dual advantages of solid particles and chemical surfactants and can achieve efficient dispersion of different oil stains in seawater, and the dispersed oil droplets have better time stability. The preparation method of the amphiphilic silicon dioxide solid particle-based marine oil spill dispersant has the advantages of environmental friendliness, no secondary pollution to the ecology and environment of the ocean, good emulsifying and dispersing effect, long stabilitytime of oil droplets after dispersion, good temperature and salt tolerance effect, high suitability of marine environment, excellent emulsification and dispersion ability for oil stains with various characteristics, and the related invention has wide application prospects in the treatment of marine oil spill.

The invention relates to the field of water-polluted environmental remediation and discloses an oil spill dispersant and a preparation method thereof. On the basis of total weight of 100wt%, the oil spill dispersant comprises 2-8wt% of biosurfactant, 4-10wt% of synthetic surfactant, 2-10wt% of inorganic mineral, 2*108-10*108 CFU / mL microorganism spore aqueous solution and the balance of water. Thebiosurfactant is selected from ester and peptide type biosurfactant; the synthetic surfactant is selected from alkyl glycoside and / or fatty alcohol-polyoxyethylene ether; the inorganic mineral is selected from at least one of nitrogenous inorganic mineral salt, phosphorus-containing inorganic mineral salt and potassium-containing inorganic mineral salt; the microorganism spore is selected from the spore formed by the crude oil degrading bacteria for generating spore. The spore is added into the oil spill dispersant disclosed by the invention, so that the microorganism concentration of the oilspill dispersant can be kept stable for a long time, the stress resistance of microorganism can be promoted and the dispersing and degrading effects of oil spill can be improved.

The invention relates to the related field of water pollution treatment, and particularly relates to a river beach oil stain cleaning ship. The river beach oil stain cleaning ship comprises a ship body, wherein a filtering cavity is formed in the ship body, and a cleaning cavity is formed in the upper end of the right wall of the filtering cavity in a communicating mode. According to the river beach oil stain cleaning ship, a roller is matched with a conveying belt with a grid plate to feed gravel into the cleaning cavity, meanwhile, water and floating objects are fed into the filtering cavity, the filtered water is matched with an oil overflow dispersing agent to clean the gravel, a partition plate is driven by a lead screw nut to separate the cleaning cavity, a push rod is pushed to move a spline sleeve to enable a shaft to be separated and combined to stop feeding of the gravel, so that the polluted gravel is prevented from polluting the clean gravel, a cam and a spring generate vibration to accelerate cleaning of the gravel; and moreover, the push rod is used for limiting the rotation of a baffle plate to enable a torsion spring to store force, the partition plate pushes the push rod to release the baffle plate, so that after the partition plate is in place, a gear rack is used for driving a push plate to compress garbage, finally, a pull wire spring is used for being matched with the lead screw nut to realize door opening, and the clean gravel is pushed into a storage cavity.