28 results about "Hectorite" patented technology

The present disclosure addresses the problem of providing a concentrated liquid for preparing a surface conditioner, the concentrated liquid having excellent dispersion stability. One embodiment for solving the above-described problem is a concentrated liquid for preparing a surface conditioner, the concentrated liquid containing zinc phosphate particles and a dispersion stabilizer, wherein: the zinc phosphate particles have a D50 of 3 µm or less; the content of the zinc phosphate particles with respect to the total mass of the concentrated liquid is 3 mass% to 60 mass% inclusive; the dispersion stabilizer contains a layered clay mineral and a sulfur-containing compound; the content of the layered clay mineral with respect to the total mass of the concentrated liquid is 0.1 mass% to 20 mass% inclusive; and the layered clay mineral is natural hectorite and / or synthetic hectorite.

The invention discloses magnetic hectorite and a preparation method thereof, and relates to the technical field of preparation processes of hectorite. The preparation method comprises the following steps: by taking natural clay as a raw material, in a solid-phase-like environment, depolymerizing by adopting a microwave progressive irradiation method to obtain a clay-based mineral polymer; a magnetic precursor is prepared based on a solid-like phase system and a microwave progressive irradiation method, and the magnetic hectorite is prepared by adopting a solid-like phase method and a freeze drying technology. The method has the advantages of being low in cost, high in efficiency, low in pollution and the like, magnetic functionalization of hectorite can be synchronously achieved while hectorite is prepared, and a new way is provided for high value-added development of natural clay resources.

The invention relates to the technical field of building materials, in particular to an early-strength and high-strength alkali-free liquid accelerator material based on solid waste and a preparation method thereof.The early-strength and high-strength alkali-free liquid accelerator material based on solid waste is prepared from, by mass, 10%-20% of industrial solid waste, 30%-50% of inorganic mineral salt, 20%-40% of composite hectorite and 5%-10% of alcohol amine compounds. The invention aims to improve the stability and the coagulation performance of the liquid alkali-free accelerator and greatly increase the mortar strength of the liquid alkali-free accelerator in 6h and 1d by adopting industrial solid wastes, treating the solid wastes and optimizing the formula of the accelerator, thereby solving the problem that the compressive strength of the early high-strength sprayed concrete in 8h is difficult to be greater than or equal to 10MPa. And recycling of industrial solid waste is realized.

The application discloses a kind of preparation method and application of track traffic photovoltaic support anticorrosive material, belong to anticorrosive material technical field, first preparation amino grafting phenyl borosiloxane and occur ring-opening grafting reaction with epoxy resin, obtain siloxane modified epoxy resin, zinc modified hectorite is prepared simultaneously using metal ion exchange method, by acid catalysis hydrolysis-grafting condensation two-step method constructs fluorosilane functionalized zinc modified hectorite, finally siloxane modified epoxy resin, fluorosilane functionalized zinc modified hectorite, auxiliary agent and curing agent are compounded, obtain anticorrosive material;The application is protected by the synergy of flexible siloxane modified epoxy matrix and fluorosilane functionalized zinc modified hectorite, effectively improve the problem that traditional anticorrosive coating is big, poor and insufficient corrosion resistance of brittle, anti-vibration fatigue, the prepared anticorrosive material has anticorrosive performance, anti-high frequency vibration fatigue performance and good mechanical stability, can adapt to the complex dynamic working condition of track traffic photovoltaic support.

The invention discloses a flexible hectorite / polyurethane composite film and a preparation method thereof, belonging to the technical field of composite material preparation, the method uses fly ash as raw material, utilizes alkali molten acid treatment to depolymerize into fly ash geopolymer, and then utilizes solid-phase system and freeze-drying technology to prepare fly ash-based hectorite; finally, using fly ash-based hectorite as filler, a flexible hectorite / polyurethane composite film is prepared by a scraping process. The inventive method has the characteristics of low cost and high efficiency, which can not only help fly ash reduction and high value, but also provide new ideas for the development of electronic components.

The invention discloses a method for preparing hectorite nano-powder through in-situ stripping of a synthetic hectorite reaction liquid, and belongs to the technical field of nano-powder preparation. The method aims at solving the problems that in the prior art, the technological process for preparing hectorite nanosheets is complex, the stripping efficiency is low, the product uniformity is poor, and continuous production is difficult. According to the technical scheme, the preparation method comprises the following steps: after a hydrothermal synthesis reaction of hectorite is completed, naturally cooling a reaction solution, and aging at room temperature for 24 hours; diluting with water until the mass concentration of hectorite is 1-10wt%; the diluent is directly subjected to high-pressure homogenization treatment under the pressure of 10-100 MPa without drying, and interlayer in-situ efficient stripping is achieved through generated shearing, impacting and cavitation effects; then carrying out filter pressing and washing on the homogenized liquid until the conductivity of the discharged liquid is lower than 5S / cm; and finally, strongly drying under the conditions that the temperature is 90-130 DEG C and the grading frequency is 5-25 Hz, so as to obtain the delaminated hectorite nano powder with the water content of less than or equal to 2.0%. Through an integrated strategy of synthesis, in-situ stripping and continuous treatment, the traditional drying and re-dispersing steps are omitted, the technological process is remarkably simplified, the energy consumption is reduced, and the stripping effect is remarkable.

The invention discloses a material for constructing a non-Newtonian fluid, the non-Newtonian fluid, a preparation method and a blast hole blocking device, and belongs to the technical field of blasting engineering. The material for constructing the non-Newtonian fluid is prepared from the following components in parts by mass: 53 to 77 parts of sodium bentonite, 10 to 18 parts of modified hectorite, 1 to 4 parts of water-soluble carbonate, 1 to 2 parts of water-soluble hexametaphosphate, 0.3 to 4.5 parts of polyethylene glycol and 0.2 to 4.5 parts of silicon dioxide. After the material for constructing the non-Newtonian fluid is mixed with water, the non-Newtonian fluid with high static viscosity and limited recovery time period can be formed, the limited recovery time is less than or equal to 5.8 s, and the static viscosity is greater than or equal to 8000 mPa.s, so that the non-Newtonian fluid has excellent impact load absorption efficiency and can well meet the blast hole filling requirement.

The invention discloses a magnetic hectorite / hydroxyethyl cellulose / polyvinyl alcohol composite adsorption material and a preparation method thereof, and belongs to the technical field of adsorption materials.According to the method, firstly, a clay-based geopolymer is prepared, a magnetic precursor is further prepared, and then magnetic hectorite is prepared; and the magnetic hectorite / hydroxyethyl cellulose / polyvinyl alcohol composite adsorption material is obtained from the magnetic hectorite / hydroxyethyl cellulose / polyvinyl alcohol composite adsorption material and hydroxyethyl cellulose / polyvinyl alcohol through a circulating freezing and freeze-drying method. The magnetic hectorite / hydroxyethyl cellulose / polyvinyl alcohol composite adsorption material obtained by the invention has the characteristics of high adsorption efficiency, good regeneration performance and the like, and the preparation process is suitable for industrial production and can be used in the field of water pollution control.

To provide a concentrated solution for preparing a surface conditioner having excellent dispersion stability. [Solution] A concentrated solution for preparing a surface conditioner, comprising zinc phosphate particles and a dispersion stabilizer, wherein the zinc phosphate particles have a D50 of 3 μm or less, the content of the zinc phosphate particles relative to the total mass of the concentrated solution is 3 mass% or more and 60 mass% or less, the dispersion stabilizer comprises a layered clay mineral and a sulfur-containing compound, the content of the layered clay mineral relative to the total mass of the concentrated solution is 0.1 mass% or more and 20 mass% or less, and the layered clay mineral is natural hectorite and / or synthetic hectorite.

The application provides a dry powder paint for outer wall and a preparation and construction method thereof, and belongs to the technical field of building paint. The paint is composed of calcium aluminum borosilicate cement powder, boron nitride nanosheet, rare earth cerium doped titanium dioxide, volcanic ash microbead, magnesium potassium phosphate activator, bio-based polyaspartic acid sodium dispersant and modified hectorite thixotropic agent. The high amorphous cement powder is prepared by a melting-quenching method, which significantly improves the compressive strength, acid corrosion resistance and photocatalytic efficiency. The density of the volcanic ash microbead is reduced after hydrophobic modification, and the pore structure is optimized by cooperating with the magnesium potassium phosphate activator, so that the freeze-thaw resistance is significantly improved. The bio-based dispersant and the CTAB modified hectorite are used in a synergistic manner to realize high dispersion of the nanomaterial and high thixotropy of the slurry. During construction, two-stage spraying and ultraviolet photocatalytic activation are used to form a multifunctional coating. The application has the characteristics of high strength, self-cleaning, lightweight and environmental protection, and is suitable for high durability building outer wall protection.

The present invention belongs to the field of lithium battery technology and provides a high-capacity coated lithium iron manganese phosphate positive electrode material. The lithium iron manganese phosphate positive electrode material comprises lithium iron manganese phosphate particles and a hectorite / reduced graphene oxide composite material coated on the surface of the lithium iron manganese phosphate particles. The hectorite / reduced graphene oxide composite material is coated on the surface of the lithium iron manganese phosphate particles. The intercalation structure of the hectorite and reduced graphene oxide forms a uniformly coated conductive network, improving the conductivity of the coating layer. The hectorite not only improves the dispersibility of graphene, but also acts as a lithium supplement, replenishing lithium lost during the charge and discharge process, thereby increasing the battery capacity and cycle life. The lithium iron manganese phosphate positive electrode material prepared by the present invention has high capacity and excellent cycle performance.

The present invention relates to a process for preparing an oil dispersion comprising microbial cells, characterized by the steps of: a) Mixing a hectorite and an oil to prepare a gel, wherein said mixing is performed at a shear force of from 0.1 to 20 kW / m3, and, b) Mixing a composition comprising microbial cells with the gel prepared in step a). The invention also relates to an oil dispersion obtainable by the process according to the invention and a method of using the oil dispersion in agriculture.

The invention discloses a chlorantraniliprole nano suspending agent taking hectorite as a stabilizer as well as a preparation method and application of the chlorantraniliprole nano suspending agent, and relates to the technical field of pesticide preparations. Comprising the following steps: dispersing artificially synthesized hectorite (the purity is 100%) in water to obtain a colloidal suspension, adding a surfactant for intercalation reaction, then dispersing superfine crushed chlorantraniliprole powder in a reaction solution, stirring at a high speed to form a uniform suspension, and performing ball milling on the suspension to obtain the nano pesticide suspending agent. According to the preparation method disclosed by the invention, the defects of addition of a dispersing aid, a thickening agent and the like in a traditional process are overcome, and the problems of poor batch stability, inconsistent performance and the like of a clay-based product in an industrial production process are solved. In addition, the nano pesticide water suspending agent prepared by the invention has an obvious prevention and treatment effect on diseases and insect pests.

The invention discloses a viscous ammonium nitrate fuel oil explosive for upward hole charging and a preparation method thereof, and belongs to the technical field of industrial explosive manufacturing. The upward hole charging viscous ammonium nitrate fuel oil explosive comprises the following components in parts by weight: 90-100 parts of a porous granular ammonium nitrate fuel oil explosive, 4-5 parts of diesel oil, 0.5-1 part of polyolefin wax coated nano SiO2, 2-5 parts of a tackifier, 1-3 parts of hectorite and 5-15 parts of surface functionalized nitrocellulose microspheres. The preparation method comprises the following steps: firstly, mixing porous granular ammonium nitrate, diesel oil and polyolefin wax coated nano SiO2 to obtain a pretreated raw material, then adding hectorite, stirring and mixing, finally adding surface functionalized nitrocellulose microspheres, mixing, spraying a tackifier on the surface, and air-drying to obtain the upward-hole charged viscous ammonium nitrate fuel oil explosive. The viscous ammonium nitrate fuel oil explosive provided by the invention has the advantages of low explosive return rate, long-term storage stability, high blasting energy and strong environmental adaptability.

The invention discloses a flexible hectorite / polyurethane composite membrane and a preparation method thereof, and belongs to the technical field of composite material preparation, and the method comprises the following steps: taking fly ash as a raw material, carrying out alkali fusion-acid depolymerization to obtain a fly ash geomineral polymer, and preparing fly ash-based hectorite by using a solid-like system and a freeze drying technology; and finally, preparing the flexible hectorite / polyurethane composite film through a blade coating process by taking the fly ash-based hectorite as a filler. The method provided by the invention has the characteristics of low cost and high efficiency, not only can assist reduction and high value of the fly ash, but also can provide a new idea for development of electronic components.

The application discloses a kind of magnetic hectorite / carboxymethyl chitosan composite adsorption materials and preparation method thereof, belong to the technical field of adsorption material preparation, the preparation method is first by preparing magnetic precursor, and then preparing magnetic hectorite, and then it is compounded with carboxymethyl chitosan, finally using cyclic freezing method to prepare magnetic hectorite / carboxymethyl chitosan composite adsorption material, the obtained magnetic hectorite / carboxymethyl chitosan composite adsorption material has the characteristics such as high adsorption efficiency and good regeneration performance, while preparation is cheap, suitable for industrialized preparation, has certain use prospect in water pollution control field.

The invention discloses a method for preparing a hectorite-based chlorantraniliprole nano suspending agent based on a high-pressure micro-jet homogenization technology, which comprises the following steps: dispersing hectorite in water to obtain a colloidal suspension, then dispersing chlorantraniliprole powder in a reaction liquid, stirring at a high speed to form a uniform suspension, and then adding the uniform suspension into the colloidal suspension to prepare the hectorite-based chlorantraniliprole nano suspending agent. Treating the suspension through a high-pressure micro-jet homogenizer, and then encapsulating by adopting natural polymer to obtain the nano pesticide suspending agent. The colloidal property, adsorbability and carrier function of hectorite and the encapsulation treatment of natural polymer are utilized, and the key sticking point problems of poor water dispersibility, large average particle size, poor storage stability and the like of the pesticide are effectively solved through a high-pressure microjet homogenization technology.

The present invention discloses a fly ash-based magnetic hectorite and a preparation method thereof, belonging to the field of inorganic material synthesis technology. The method uses fly ash-based mineral polymers produced after fly ash depolymerization as raw materials, utilizes its residual surface defect sites to fix magnetic substances, and utilizes microwave progressive irradiation technology to distinguish whether the magnetic substances are chemically loaded. On this basis, hectorite is prepared with the help of the topological structure remaining in the magnetic precursor. During this process, magnetic particles enter the crystals of the synthetic product along with the crystallization behavior of the raw materials, thereby imparting magnetism. The fly ash-based magnetic hectorite obtained by the present invention has the characteristics of high adsorption efficiency and good regeneration performance. At the same time, the preparation process is suitable for industrial production and can be used in the field of heavy metal water pollution control.

Use of Hectorite (INCI: Hectorite) in cosmetic emulsions to reduce the droplet size distribution of the emulsion droplets and to increase the homogeneity of the droplet size distribution of the emulsion droplets.

The invention provides an organic-inorganic composite tackifier for oil-based drilling fluid as well as a preparation method and application of the organic-inorganic composite tackifier. The preparation method of the organic-inorganic composite tackifier for the oil-based drilling fluid comprises the following steps: (1) adding hectorite into an inorganic acid solution for acid treatment, and then filtering, washing and drying to obtain hydroxyl modified hectorite; dispersing the obtained hydroxyl modified hectorite in an ethanol water solution to obtain hydroxyl modified hectorite dispersion liquid; (2) adjusting the pH value of the hydroxyl modified hectorite dispersion liquid obtained in the step (1) to 8-11, adding a modifier A dispersion liquid and a modifier B dispersion liquid, and carrying out a reaction; after the reaction is completed, filtering, washing and drying to obtain the organic-inorganic composite tackifier for the oil-based drilling fluid. The organic-inorganic composite tackifier for the oil-based drilling fluid can solve the problem of high-temperature tackifying of the conventional tackifier for the oil-based drilling fluid, and has good tackifying performance and emulsion stability.

The invention discloses fly ash-based magnetic hectorite and a preparation method thereof, and belongs to the technical field of inorganic material synthesis, and the method comprises the following steps: by taking a fly ash-based mineral polymer generated after depolymerization of fly ash as a raw material, fixing a magnetic substance by utilizing residual surface defect sites of the polymer, thereby obtaining the fly ash-based magnetic hectorite. And whether the magnetic substance is subjected to chemical loading or not is distinguished by using a microwave progressive irradiation technology. On the basis, hectorite is prepared by virtue of a topological structure remained in the magnetic precursor, and magnetic particles enter a synthetic product crystal along with the crystallization behavior of the raw materials in the process, so that the magnetic particles are endowed with magnetism. The fly ash-based magnetic hectorite obtained by the invention has the characteristics of high adsorption efficiency, good regeneration performance and the like, and the preparation process is suitable for industrial production and can be used in the field of heavy metal water pollution control.

Use of hectorite (INCI: hectorite) in cosmetic emulsions for reducing the droplet size distribution of the emulsion droplets and for increasing the homogeneity of the droplet size distribution of the emulsion droplets.

The invention discloses a magnetic hectorite / carboxymethyl chitosan composite adsorption material and a preparation method thereof, and belongs to the technical field of adsorption material preparation.The preparation method comprises the steps that a magnetic precursor is prepared, then magnetic hectorite is prepared, then the magnetic hectorite is compounded with carboxymethyl chitosan, and the magnetic hectorite / carboxymethyl chitosan composite adsorption material is obtained. Finally, the magnetic hectorite / carboxymethyl chitosan composite adsorption material is prepared through a circulating freezing method, and the obtained magnetic hectorite / carboxymethyl chitosan composite adsorption material has the advantages of being high in adsorption efficiency, good in regeneration performance and the like, meanwhile, the preparation price is low, and the magnetic hectorite / carboxymethyl chitosan composite adsorption material is suitable for industrial preparation and has a certain use prospect in the field of water pollution control.

The invention belongs to the technical field of lithium batteries, and provides a high-capacity coated lithium iron manganese phosphate positive electrode material which comprises lithium iron manganese phosphate particles and a hectorite / reduced graphene oxide composite material coated on the surfaces of the lithium iron manganese phosphate particles. The surfaces of lithium manganese iron phosphate particles are coated with a hectorite / reduced graphene oxide composite material, an intercalation structure of hectorite and reduced graphene oxide is utilized to form a uniformly-coated conductive network, the conductivity of a coating layer is improved, hectorite can be used as a lithium supplementing agent while improving the dispersity of graphene, lithium lost in the charging and discharging process is supplemented, and the lithium ion battery performance is improved. The lithium manganese iron phosphate positive electrode material prepared by the invention has high capacity and excellent cycle performance.

The present invention relates to an anhydrous liquid cosmetic composition comprising, by mass, a) at least 50% by mass of at least one hydrocarbon oil, of which at least 10% by mass is at least one vegetable oil, b) silica, c) at least 0.5% by mass of organically modified hectorite, and d) at least one pigment. The present invention also relates to the use of the above-defined cosmetic composition for skincare and / or makeup, particularly as a foundation or blush.

The invention discloses Fe-N double-doped fluorine-free hectorite as well as a synthesis method and application thereof and a wastewater treatment process, and belongs to the field of synthesis of inorganic layered functional materials. According to the synthesis method, a pre-complexing-step hydrothermal in-situ doping-hot air activation technology is adopted, a fluoride-free composite mineralizer is used for replacing traditional fluoride, meanwhile, dual-element in-situ doping is achieved by introducing an Fe source and an N source in a staged mode, the hectorite is endowed with the composite function of heavy metal adsorption-organic dye catalytic degradation, and the comprehensive performance of the hectorite is improved. The Fe-N double-doped fluorine-free hectorite has the advantages that the adsorption capacity of the prepared Fe-N double-doped fluorine-free hectorite to Cr (VI) is larger than or equal to 245mg / g, the visible light degradation rate of the Fe-N double-doped fluorine-free hectorite to RhB is larger than or equal to 93% within 90 minutes, the water quality after treatment is superior to the GB 21900-2008 primary standard, and the material can be recycled for more than 12 times. In addition, the wastewater treatment process can realize synchronous advanced treatment of the composite wastewater containing Cr (VI) and rhodamine B through a continuous process.

The invention discloses a magnetic hectorite and a preparation method thereof, relating to the technical field of hectorite preparation processes. The preparation method of the present invention comprises using natural clay as a raw material, depolymerizing it in a solid-phase-like environment using a microwave progressive irradiation method to obtain a clay-based mineral polymer; preparing a magnetic precursor based on a solid-phase-like system and a microwave progressive irradiation method; and preparing the magnetic hectorite using a solid-phase-like method and freeze-drying technology. The method of the present invention has the advantages of low cost, high efficiency, and low pollution. It can simultaneously achieve magnetic functionalization while preparing the hectorite, providing a new approach for the high-value-added development of natural clay resources.

The invention includes dry mix mortar formulations including an Innovative Additive, which includes clay, cellulose, and starch, and methods of making the formulations. The clay includes Smectite clay and / or Attapulgite clay, and the Smectite clay includes one or more of hectorite,bentonite, and Sepiolite. The dry mix mortar formulations when combined with water to form wet tile mortars provide improved properties including ease of application, durability, sag control, water retention, viscosity buildup, and extended open time, as well as exhibiting a tensile adhesion strength that meets or exceeds 72.5 psi after a 30-minute open time period.