45 results about "Amphibole" patented technology

The invention discloses an oxide / silicate mineral fiber nano composite air-sensitive film and a preparation method thereof, belonging to the technical field of functional composite material. The oxide / silicate mineral fiber nano composite air-sensitive film comprises silicate mineral fiber nano material substrate and a nano oxide powder layer coated on the surface of the silicate mineral fiber nano material substrate; wherein silicate mineral fiber nano material is any one in the minerals such as chrysotile, amphibole, meerschaum and palygorskite; and nano oxide powder is any one of nano stannic oxide, nano ferric oxide, nano zinc oxide and nano copper oxide. Compared with the prior art, the oxide / silicate mineral fiber nano composite air-sensitive film obtained by adopting the method has the tensile strength being improved from 10-50MPa to 100-3000MPa and the fracture toughness be enhanced from 3-5MPa.m1 / 2 to 100-500MPa.m1 / 2; the air-sensitive stability and the service life are improved by 80-100%.

An hydraulically set oil-permeable cement body is provided in the form of a stand-alone block or briquette for preserving cooking oil during deep fat frying, said body. It has substantially no free water or having a low free water content for resisting damage on immersion in cooking oil and initial heating and is enclosed in packaging that resists ingress of water or water vapor The block or briquette consists of >50 wt % of a mixture of milled white OPC clinker and white OPC, optionally silica 1-2 wt % and / or titania (TiO2) 1-2 wt % and optionally further ingredients selected from calcium silicate, magnesium silicate, aluminum silicate, natural feldspars, natural sodium zeolites, natural calcium zeolites, synthetic sodium zeolites, synthetic calcium zeolites, wollastonite, calcium hydroxide, clays, pillared clays, activated clays / earths, talcs / kaolinite, amphiboles, granite porphyry, rhyolite, agalmatolite, porphyry, attapulgite and diatomaceous earth. It has the properties that calcium and magnesium substantially do not leach into the oil and that it is porous so that oil can diffuse into it and contaminants can be deposited on and within it.

The invention belongs to the field of stone materials and mining, and particularly relates to a punching injection type fractured stone material mining and processing method. The method mainly solves the problems that minerals such as siliceous jades, amphiboles, granites, quartz stones, stromatolites, serpentine-jades, marbles and the like are difficult to mine and have low yield. The technical scheme is that a macromolecule glue solution and an injection device are adopted, deep holes are used for high-pressure injection, the stone material is spalled under the high pressure of 20-100 MPa, and adhersion bonding healing and injection spalling of joint fissure rocks are achieved through a drilling and grooving process, a rubber nozzle arranging process, a macromolecule glue solution configuration process, a surface joint filling process, a high-pressure injection process and a surface glue permeation process. The method has the advantages that mining can be performed easily, and the yield is high.

The invention discloses a self-cleaning photovoltaic glass production process, and relates to the technical field of photovoltaic panel production. The production process comprises the following steps: preparing the raw materials in parts by weight: 130-140 parts of silica sand, 50-58 parts of sodium carbonate, 40-50 parts of limestone, 1-5 parts of aluminum oxide powder, 0.5-0.8 part of sodium nitrate, 1-2 parts of Amphibole, 0.2-0.3 part of cerium oxide, 0.4-0.5 part of antimony trioxide and 1-3 parts of antimony oxide; melting; molding: performing calendering molding; heat treatment: spraying a layer of self-cleaning coating on the surface of glass through annealing and quenching processes, wherein the self-cleaning coating comprises the following components in parts by weight: 10-20 parts of shell powder, 4-6 parts of a binding agent, 4-5 parts of starch, 1-2 parts of chlorite schist powder, 1-3 parts of antimony oxide, 4-6 parts of octadecyl silane bonded silica gel and 3-6 parts of peach gum. The photovoltaic glass disclosed by the invention has a self-cleaning function, and dust is not easy to adhere to the surface of the photovoltaic glass and is easy to wash away under the rain, and a large amount of manpower and physical resources can be saved.

A composition of a cement additive material to improve durability of cementitious structures, was disclosed. The cement additive composition includes an admixture of one or more of divalent magnesium metal silicates with capacity to act as a latent hydraulic binder in said composition activated by a hydration process under aqueous conditions, and in particular the divalent metal silicate is magnesium-dominated silicate, preferably comprising mineral groups of olivines, orthopyroxenes, amphiboles, talc and serpentines or mixtures thereof. The composition also includes chloride ions or brine. Applications of the compositions are also disclosed, in particular to utilize a property of hydration as a major trigger for the latent hydraulic reaction of magnesium silicates, particularly for said olivines, when exposed to water and brines, in order to obtain a cementitious material becoming self healing.

The invention relates to an organic composite nano-diameter amphibole fiber reinforced concrete corrosion inhibitor, and a preparation method and application thereof. The corrosion inhibitor is obtained by the steps of stirring an organic corrosion inhibitor and inorganic nano-diameter amphibole fibers in high speed, and homogenizing; the mass ratio of the organic corrosion inhibitor to the inorganic nano-diameter amphibole fibers is (1-1.5):(2.0-2.5); the invention solves the problem of low penetration resistance capacity of concrete in the prior art; and a comparison experiment result showsthat the organic composite nano-diameter amphibole fiber reinforced concrete corrosion inhibitor has rust resistance capacity under the conditions of choride ions and carbonization, improves the corrosion limit content of reinforcing steel bars, the anti-permeability capacity of a reinforced concrete protection layer, and the performance of an interfacial zone of concrete and reinforcing steel bars, and ensures that the reinforced concrete has high durability and long engineering service life, and various electrochemistry parameters completely meet the rust and corrosion resistance requirements of reinforced steel bars in the reinforced concrete.

The invention belongs to the technical field of preparation of clay mineral crystals, and particularly relates to a method for preparing saponite crystals under hydrothermal conditions. The technicalscheme of the invention is as follows: a method for preparing saponite crystals under hydrothermal conditions comprises the following steps: (1) preparation of a solution; (2) pulverization and impurity removal for a raw material; (3) pretreatment; (4) constant-temperature nucleation; (5) cooling crystallization; and (6) washing and drying. The method for preparing saponite crystals under hydrothermal conditions has the beneficial effects that a large amount of pure nano-scale saponite crystals are obtained by using widely existing hornblende as the raw material, thereby reducing the production cost of saponite. Reduction in the use of chemical reagents in conventional soapstone preparation avoids the occurrence of a potential problem of environmental pollution. Unique excellent performance of crystal materials can broaden the resource utilization of saponite minerals.

The invention provides a method for beneficiating bastnaesite. The ore beneficiation method includes a step of adjusting the pH value of the ore pulp and a rare earth flotation process in sequence; wherein, the step of adjusting the pH value of the ore pulp includes adjusting the pH of the ore pulp to 8.5-9.5 by adding alkaline substances. Applying the technical solution of the present invention, by adjusting the pH value of the flotation system, the sodium-iron amphibole is effectively suppressed, and the problem of low-grade rare earth concentrate and high iron content is solved; in addition, because only alkali substances need to be added Adjusting the pH value of the slurry is easy to operate and the index is stable; thus, the rare earth concentrate can be obtained with good quality and significant economic benefits through the inhibitor of sodium amphibole.

The invention provides a mineral separation process of high-iron nepheline ores, and particularly relates to a mineral separation process of nepheline ores with high harmful impurity iron content and finer iron-bearing mineral dissemination size. The mineral separation process provided by the invention comprises the steps of (1) utilizing low intensity magnetic separation to separate magnetic iron minerals from crude ores; (2) utilizing flotation to float aegirine-augite, black mica and amphiboles in low-intensity magnetic separation tailings in the step (1); (3) carrying out high intensity magnetic separation, and obtaining non-magnetic products as ore concentrates. The mineral separation process of the high-iron nepheline ores provided by the invention has the beneficial effects that the content of the harmful impurity iron in the nepheline ore concentrates can be remarkably reduced, the comprehensive utilization value of the nepheline ores is improved, and the emission load of the tailings is greatly reduced.

The invention relates to a method for preparing fluorine amphibole glass ceramic by using a reactive crystallization-sintering method. The method comprises the following steps of: separating waste glass, cleaning and pulverizing to prepare glass powder; adding silicate crystals and fluoride powder with a certain proportion, uniformly mixing and then adding PVA (Polyvinyl Alcohol) adhesive with a weight ratio of 2-10 percent to the mixed powder for mould pressing and molding; and sintering by using an ordinary electric furnace in normal pressure atmosphere to prepare the fluorine amphibole glass ceramic. Compared with the prior art, the method has the advantages of low production cost, simple production process, no need of melting fluosilicate glass with specific components, low sintering temperature, energy saving, and the like. The fluorine amphibole glass ceramic produced by the method has the compressive strength of 150-250 MPa, the bending strength of 50-70 MPa, the density of 2.2-2.4g / cm<3> and good processability, can be drilled and turned by using ordinary machining equipment and provides a novel approach for recycling the waste glass.

The invention provides a Bi 4 MoO 9 / the preparation method of amphibole composite photocatalyst, comprises: (1) Bi(NO 3 ) 3 ·5H 2 O was mixed with glycerol to obtain solution A; (2) ultrasonically dispersed amphibole in deionized water to obtain solution B; (3) (NH 4 ) 6 Mo 7 o 24 4H 2 O was dissolved in deionized water to obtain solution C; (4) NH 4 HCO 3 Dissolve in deionized water to obtain solution D; (5) slowly add solution B to solution A to obtain solution E; (6) mix solution C and solution D to obtain solution F; (7) add solution F to solution E , after the water bath reaction, the reaction solution was post-treated to obtain Bi 4 MoO 9 / amphibole composite photocatalyst. Bi prepared by the inventive method 4 MoO 9 / amphibole composite photocatalyst, amphibole as Bi 4 MoO 9 carrier material, significantly improving the Bi 4 MoO 9 Natural sedimentation rate and high yield (more than 90%), adopt the Bi prepared by the inventive method 4 MoO 9 / Amphibole composite photocatalyst has excellent visible light catalytic performance.