65results about How to "Good Colloidal Properties" patented technology

The invention relates to a stainless steel water meter shell which is cast by using a lost foam process. The fireproof paint of the lost foam comprises 15 parts of zirconite powder, 15 parts of ferrochromium powder, 12 parts of pyrophillite powder, 10 parts of bauxite, 5 parts of magnesium powder, 5 parts of limestone powder, 4 parts of brown emery powder, 1 part of white emery powder, 2.5 parts of lithium-base bentonite, 2 parts of carboxymethyl cellulose, 1 part of palygorskite, 2 parts of sodium silicate, 2 parts of aluminum sulfate, 1.5 parts of VAE (Vinyl Acetateethylene Emulsion), 0.6 part of n-butyl alcohol, 0.2 part of n-caprylic alcohol and 25 parts of water; an energy converter intubation tube with internal and external threads is arranged inside an inclined tube of the water meter shell; and after being inserted, an energy converter is not directly contacted with a water fluid, so that the service life of the energy converter is prolonged and the stainless steel water meter shell has a wide application prospect.

The invention relates to a wear-resistant heat preservation ceramic composite material which belongs to the field of materials and comprises primary materials and auxiliary materials according to weight percentage. The primary materials comprise corundum, chromic oxide, limestone, silicon dioxide, high alumina clay, silicate or calcium aluminate cement; the auxiliary materials comprise perlite powder, magnesia, quartz sand component, titanium oxide, dolomite, attapulgite, high temperature caking agent, composite strengthening agent, feldspar, and short carbon fiber component. The wear-resistant heat preservation ceramic composite material has the advantages of high intensity, being suitable for the strong eroding of various mediums, strong adhesive attraction, as well as excellent wear resistance and heat preservation performance. The wear-resistant heat preservation ceramic composite material has small coefficient of heat conduction, high melting point, and low linear expansibility. The integral performance is stable; the acid resistance, the alkali resistance and the erosion-proof capacity are strong; the density is small; a seamless integral wear-resistant heat preservation layer is formed after solidifying; the performance is extremely excellent; moreover, the wear-resistant heat preservation ceramic composite material is not easy to fall off, can effectively prolong the service lives of devices and pipelines, is convenient to be constructed, is used inside the pipelines, has the double effects of wear resistance and heat preservation, greatly reduces the production cost of enterprises, and improves the economic benefits thereof.

The invention provides a water-retaining slow-soluble fertilizer and a preparation method thereof. The water-retaining slow-soluble fertilizer provided by the invention is composed of nutritional ingredients, a natural polymer with a water retention function and slow solubility and a modifier thereof. Further, the invention provides a preparation method of the water-retaining slow-soluble fertilizer. The method includes: mixing the nutritional ingredients, the natural polymer tamarind polysaccharide gum and the modifier thereof, and apatite by fusion, roller extrusion granulating, and drying and cooling to obtain a water-retaining slow-soluble fertilizer. The water-retaining slow-soluble fertilizer adopts a slow-soluble material with water-retaining property, thereby both being capable of keeping the moisture in soil to ensure sufficient moisture of a plant to promote the plant growth, and capable of being dissolved slowly to slowly release the nutritional ingredients so as to uniformly and stably release the fertilizer efficiency in the plant growth process. The water-retaining slow-soluble fertilizer is high in production efficiency, low in cost, easy to control the process and stable in controlled release, and can be compatible with crop growth rules to improve the utilization rate of the fertilizer.

The invention belongs to the field of preparation of nano-materials and inorganic nonmetallic materials, concretely relates to a preparation method of an ultraviolet rejection attapulgite material, and concretely discloses a method for supporting nanometer titanium dioxide and nanometer zinc oxide on the surface of attapulgite. The method comprises the following steps: adding an aqueous solution of a titanium salt into an aqueous alkali, reacting, filtering, and washing to prepare a titanium dioxide hydrate filter cake; and adding the titanium dioxide hydrate filter cake into an attapulgite suspension, carrying out a heat insulation reaction, adding zinc metamolybdate to the pH value of the obtained system of 6.0-7.5, filtering, washing, drying the obtained filter cake, and carrying out heat treatment at a high temperature to prepare the ultraviolet rejection attapulgite material.

The invention relates to a water adsorption material, particularly relates to an acid heat treatment attapulgite water quality purifying agent. Attapulgite has a special fibrous structure, unusual colloid and adsorption performance, is wide in application field and has good reputation of earth king. The attapulgite clay has a special chained crystal structure, good colloid properties such as unique dispersion, water absorption and salt and alkali resistance and relatively high adsorption decoloring capacity and has good plasticity and adhesion performance, thereby being widely applied in various industries such as petroleum, chemical industry, building materials, papermaking, medicine, agriculture, environmental protection, printing and articles for daily use. Since the attapulgite crystal fibers are slender, internally porous, large in specific surface area and good in selection adsorption performance, the attapulgite is widely applied to the fields such as chemical industry, agriculture, food, medicine and environmental protection. At present, the attapulgite is widely used for the sewage treatment and particularly used for treating the waste water in printing and dyeing mills and tanneries, and the treated sewage can reach the national emission standard.

The invention provides polyphenol nutrition-enhanced bean curd and a preparation method of protein gel induced by TG enzyme. The preparation method comprises the following steps: step 1, dispersing soybean protein isolate into water and forming a soybean protein isolate solution under a stirring condition; step 2, adding epigallocatechin gallate into the soybean protein isolate solution; uniformlydispersing the epigallocatechin gallate into the soybean protein isolate solution under the stirring condition; then standing for 1.5-2.5h to obtain a mixed solution; and step 3, putting the mixed solution into a water bath at 85-95 DEG C and heating; after cooling, adding the TG enzyme; then putting the mixture into a water bath at 38-42 DEG C and keeping the heat for 1.5-2.5h to obtain the protein gel; after carrying out enzyme inactivation, obtaining the polyphenol nutrition-enhanced bean curd. According to the polyphenol nutrition-enhanced bean curd prepared by the invention, a product has a smoother and more compact mouth feel than traditional bean curd; meanwhile, the polyphenol nutrition-enhanced bean curd is rich in polyphenol substances and has good functions of resisting oxidization, removing free radicals and the like.

The invention provides a modified attapulgite clay composite artificial stone material and a production method thereof. The stone material is produced from a component, namely, modified attapulgite clay, by using a method comprising the following steps: modifying high-viscosity attapulgite clay by using a silane coupling agent, and mixing the modified attapulgite clay with structure slurry so as to obtain modified attapulgite clay composite structure slurry; preparing a color slurry material, a surface layer slurry material and a middle layer slurry material; and sufficiently spraying the surface layer slurry material on the surface of a mold to be colored according to a color ratio, after the coloring is accomplished, uniformly spraying the middle slurry layer on the surface of a surface color layer, further casting the modified attapulgite clay composite structure slurry inside the mold, and shaping, steaming, cultivating and maintaining so as to obtain the composite artificial stone material. The artificial stone material has good stability, strength, crack resistance and saltpetering resistance, and moreover the production period of the artificial stone material is shortened, the production efficiency is improved, and the production cost is lowered.

The invention discloses a preparation method of modified attapulgite clay for drilling fluid. According to the invention, attapulgite clay is used as a raw material and a magnesium-containing substance is used as a modifier. By the adoption of a semi-dry production technology, the preparation method contains the following steps of: crushing clay mineral, adding the modifier for mixing, extruding, pulping, sieving, dehydrating, drying, crushing and packaging. The product provided by the invention can meet requirements of various geological drilling, geothermal drilling and petroleum drilling, and is especially applicable to inland saliferous strata drilling, offshore drilling and ultra-deep drilling.

The invention provides epoxy type elastic concrete and a preparation method thereof. The epoxy type elastic concrete is formed by mixing a component A with a component B and a component C in the mass ratio of the component A to the component B to the component C being 2 to 1 to (2.5-3.5), wherein the component A consists of bisphenol A type epoxy resin, a diluent, a flexibilizer and a coupling agent; the component B consists of a modified polyamine curing agent, and a phenolic aldehyde acidamide curing agent; and the component C consists of rubber granules and rubber powder. The epoxy type elastic concrete can be rapidly mounted, after normal construction, early strengthening can be achieved after two hours, and normal traffic can be restored rapidly; the elastic concrete is made from an epoxy resin type gel coagulation material and good in bonding strength; the elastic concrete contains rubber components, is good in elasticity, and is excellent in properties of abrasion resistance, vibration absorption, noise reduction, sound attenuation and the like; the elastic concrete is watertight, is resistant to frost thawing circulation, and does not form holes. The epoxy type elastic concrete can be widely applied in the fields of perfusion of bridge expansion seams, peripheries of tramcar tracks, railway switches and the like.

The invention provides a preparation method of emulsion having whitening and moisturizing effects. The preparation method comprises the following steps: (1) weighing hydrogenated soybean oil, and heating to 75 to 85 DEG C, thus obtaining a liquid-state oil phase I; (2) weighing arbutin, ascorbyl glucoside and nicotinamide in proportion, and mixing the three substances, thus obtaining a composite whitening active substance; (3) adding the composite whitening active substance into the liquid-state oil phase I in proportion, and uniformly mixing, thus obtaining a liquid-state oil phase II; (4) weighing algal polysaccharide enzymatic hydrolysate, phospholipid and distilled water in proportion, heating to 75 to 85 DEG C, and uniformly mixing, thus obtaining a liquid-state water phase; (5) weighing the liquid-state oil phase II, the liquid-state water phase and tea polyphenol in proportion, and uniformly mixing and stirring, thus obtaining a mixed solution; carrying out high-pressure homogenization on the mixed solution, thus obtaining nano-emulsion; cooling the obtained nano-emulsion to room temperature, and adding an appropriate amount of a preservative, thus obtaining the emulsion having the whitening and moisturizing effects. The emulsion prepared by the invention has the whitening and moisturizing effects and has good stability.

The invention discloses a method for restoration of black and odorous water in small watershed. The method comprises 1) taking diatomite, steel slag and attapulgite and respectively modifying them to obtain modified diatomite, steel slag and attapulgite, 2) uniformly mixing the modified diatomite, steel slag and attapulgite according to a weight ratio of 6 to 12: 2: 2 to 5 and then carrying out granulation to obtain a composite adsorption material, and 3) adding the composite adsorption material into black and odorous water to adsorb and remove blackening and odorous pollutants in the black and odorous water, wherein a use ratio of the composite adsorption material is 5-15 g/L. The composite adsorption material can adsorb the blackening and odorous pollutants in the black and odorous water, has good treatment effects, has an NH3-N removal rate of 50% or more, reduces re-pollution, and can be used for a long time. The composite adsorption material reduces a cost and has the advantages of solid waste recycling, energy saving and environmental protection.

The invention discloses a double-effect application of amino acid as a soil phosphorus release agent and a plant nitrogen fertilizer. An amino acid fertilizer capable of releasing soil phosphorus elements and simultaneously providing plant nitrogen fertilizers is prepared according to the application. The amino acid can be natural amino acid or proteolysis hydrolysate or artificially synthesized amino acid. The amino acid can be directly used as phosphorus release organic fertilizers and can also be matched with inorganic fertilizers to produce double-effect composite fertilizers. Pot cultureor field fertilizer effect experiments of corn, rice and vegetables all prove that the amino acid has the function of double-effect fertilizers, can be used as efficient nitrogen fertilizers and can also simultaneously replace phosphorus fertilizers, the absorption of crops on the phosphorus in the soil can be promoted, the phosphorus fertilizers are reduced or are not applied, and the phosphorusore resource exhausted crisis is greatly relieved.

The invention provides a composition with the function of relieving diarrhea and a preparing method and application thereof. The composition contains macromolecule glue and a polymer, and is suitablefor tumor-associated diarrhea, antibiotic-and-drug therapeutic diarrhea, intestinal inflammation disease diarrhea, diabetic diarrhea, irritable bowel syndrome diarrhea, persistent diarrhea, chronic diarrhea, viral or bacterial infection diarrhea, and enteral nutrition intolerance diarrhea and alternating diarrhea and constipation of critically-ill patients. The composition can be applied to patients through nasal feeding and oral administration, can be used for both children and adults, has two-way regulation effects on diarrhea and constipation, and can be taken for a long term.

The invention discloses a nano flame-resistant concrete protective coating and a preparation method thereof, and the protective coating comprises the following components in parts by weight: 55-75 parts of a modified nano silica sol emulsion, 8-10 parts of attapulgite whiskers, 3-5 parts of a Schiff base modified graphene compound, 0.2-0.5 part of a wetting dispersant, 0.2-0.5 part of a thickening agent, 0.2-0.5 part of a defoaming agent, 1-3 parts of a leveling agent. and 25 to 35 parts of deionized water. The preparation method comprises the following steps: mixing the modified nano silica sol emulsion, the attapulgite whisker and the Schiff base modified graphene compound according to the formula of the protective coating, and stirring and dispersing at a high speed for 30-60 minutes by adopting a high-speed dispersion machine; adding the rest wetting dispersant, a thickening agent, a defoaming agent, a flatting agent and deionized water into the protective coating formula; and adjusting the state of the high-speed dispersion machine to medium-speed stirring dispersion, continuously stirring uniformly, filtering and packaging. The protective coating provided by the invention has good physical and chemical properties such as alkali resistance, water resistance, weather resistance, adhesive force, fire resistance and the like.

The invention provides a premixed mortar mixture for buildings and a preparation method thereof, and relates to the technical field of building materials. The premixed mortar mixture for buildings comprises the following raw materials in parts by weight: 10-15 parts of cement, 20-25 parts of sintered brick powder, 10-14 parts of fly ash, 50-55 parts of quartz sand, 20-25 parts of crushed stone powder, 1-2 parts of a concrete admixture, 20-30 parts of water and 10-15 parts of a water-retaining thickener. By simultaneously adding the concrete admixture and the water-retaining thickener, the mortar mixture has water-retaining property, thixotropic lubricity and dispersion suspension property, meets the construction performance of mortar, has the characteristics of long-time storage and transportation resistance, high strength and low shrinkage rate, solves the difficult problem of construction waste treatment, and is simple in process steps, the method is friendly to the environment; and the production cost of the mortar is reduced.

The invention discloses a method for improving the colloid stability of attapulgite clay. According to the invention, a principle that moisture is converted into gas from solid ice under a vacuum condition is adopted to dehydrate and dry materials, the specific surface area of the attapulgite clay is increased, the agglomeration of attapulgite clay rod crystals is reduced, and thus the colloid stability of the attapulgite clay is increased.

The invention provides a dry-type preparation method of modified bentonite, which comprises the following steps: pretreating raw materials: manually picking out large impurities mixed in bentonite raw ore, and naturally conducting airing; crushing raw materials: selecting bentonite raw ore, and crushing the bentonite raw ore into particles; conducting sodium modification: uniformly spraying a solution prepared from a modifier into bentonite particles; performing extrusion treatment, namely putting the modified bentonite into extrusion equipment, and performing extrusion until the modified bentonite is uniform; conducting stacking reaction: stacking the bentonite subjected to extrusion treatment in a special site for aging reaction; conducting drying: drying the bentonite under a heating environment condition; conducting crushing and grinding: grinding the dried bentonite into fine particles; and conducting grading and packaging: after grinding, carrying out winnowing and grading, and then carrying out packaging treatment. The bentonite produced by the preparation method can meet use requirements, various indexes of raw ore are improved, and certain economic benefits are created for bentonite production.