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44 results about "Silicic" patented technology
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Silicic is an adjective to describe magma or igneous rock rich in silica. The amount of silica that constitutes a silicic rock is usually defined as at least 63 percent. Granite and rhyolite are the most common silicic rocks.
Block up and concoction agnet of inorganic delayed siliceous gel
InactiveCN1563259AOvercome timeOvercome the disadvantage of low temperature resistanceSealing/packingAcetic acidAlcohol
A blocking and regulating agent for organic delay silicic gel is prepared by adding at least one of ethyl acetate, acetamide and alcohol as delay activator into master material of sodium silicate solution. The said acetamide can be replaced by formamide or carbomite and alcohol can be replaced by methanol or sometime ammonium chloride can be added.
Owner:中国石油化工股份有限公司河南油田分公司石油工程技术研究院
Silicatein-mediated synthesis of amorphous silicates and siloxanes and use thereof
InactiveUS7169589B2Fast and effective affinity-chromatography purificationEasy to adjustImmobilised enzymesFungiNatural sourceBiological body
Silicatein is an enzyme of silicate-forming organisms used for the synthesis of their silicate scaffold. The present invention relates to the use of highly-expressed and highly active recombinant silicatein, silicatein isolated from natural sources after gene induction as well as silicatein-fusion proteins for the synthesis of amorphous silicon dioxide (silicic acids and silicates), siloxanes as well as modification of these compounds and their technical use.
Owner:NANOTECMARIN
Silicic double probe PMOS radiation dose meter based on insulator
The invention relates to the field of ionizing radiation dose measurement and discloses a PMOS radiation dosimeter which is based on SOI technology and can be recycled. The radiation dosimeter comprises a back-gate electrode, a multicrystalline silicide layer, a semiconductor substrate, a buried oxide layer, a toplevel silicon film, a body contact zone, a source zone, a drain region, a source electrode, a drain electrode, a front gate oxide, a front gate polycrystalline silicon layer and a front gate electrode. In the invention, the dosimeter is manufactured on an SOI substrate and is provided with two electrode probes to measure different dose rates; tuned-grid injections of a front gate and a back gate with different modes are adopted to adjust the measurement range of the probe; a high doping region which has the same shape as the toplevel silicon film is utilized to form the body contact which is short connected with the source zone; source / body, drain / body, the front gate and the back gate are connected with the respective electrode by the multicrystalline silicide; the front gate adopts a plurality of grid bars which are connected in parallel in an interdigital mode to enlarge the sensitive zone of the probe; the invention also provides annealing process control, bias condition, annealing temperature and time control and a circuit measuring method and a structure of a stacking dosimeter capable of adjusting the measuring range.
Owner:SEMICON MFG INT (SHANGHAI) CORP +1
Processing method for high anti-reflective glass for packaging solar battery pack
ActiveCN101844877AHigh hardnessImprove stabilityFinal product manufacturePhotovoltaic energy generationHigh surfaceEngineering
The invention provides a processing method for high anti-reflective glass for packaging a solar battery pack. The method has the advantages of high controllability, low production cost and simple process; and the prepared coated glass for packaging the solar battery pack has the advantages of high surface quality, high mechanical strength and obvious anti-reflection effect. The method comprises the following steps of: firstly, preparing SiO2 anti-reflection film solution; secondly, plating a film on the surface of glass with the SiO2 anti-reflection film solution; and finally, performing toughening treatment on the coated glass at a high temperature. The method is characterized in that: the preparation of the SiO2 anti-reflection film solution comprises the following steps of: adding a diluent into silicic ester at normal temperature, wherein the volume ratio of the silicic ester to the diluent is 1:(5-20); sequentially adding water and a hydrolysis catalyst with violently stirring, wherein the volume ratio of the silicic ester to the water is 1:(0.1-0.3) and the volume ratio of the silicic ester to the hydrolysis catalyst is 1:(0.005-0.15); regulating the pH of the reaction system to between 2 and 5, adding 1 to 5 grams of lithium magnesium silicate, and hermetically stirring the mixture for 2 to 10 hours; and aging the stirred mixture for 7 to 15 days at room temperature, wherein the gram / liter ratio of the lithium magnesium silicate to the silicic ester is 2:3.
Owner:无锡海达光能股份有限公司
Silicic miniature microphone
InactiveCN102395093AImprove reliabilityAvoid damageElectrostatic transducer microphonesOn boardExternal encapsulating structure
The invention discloses a silicic miniature microphone which comprises an outer packaging structure, wherein the outer packaging structure comprises an upper board, a hollow cavity forming the side wall, and a lower plate of a circuit board; a first voice inlet hole is arranged in the upper board, and a silicic acoustical chip and an electric signal chip are arranged on the lower board of the circuit board; and a separation device for separating the first voice inlet hole from the silicic acoustical chip is arranged in the packaging structure, a buffer cavity is formed between the separation device and the upper board, and a second voice inlet hole for communicating the first voice inlet hole with the silicic acoustical chip is arranged in the separation device; a stop sheet is arranged between the first voice inlet hole and the second voice inlet hole, and the thickness of the stop sheet is smaller than the height of the buffer cavity. Due to the design, the structure of the silicic miniature microphone of the vibration film of the internal silicic acoustical chip can be protected, and is free of outside airflow impaction, the airflow blow-suck resistant capacity of the microphone is improved, simultaneously, the waterproof and dustproof effects are improved, and the reliability of the microphone is improved.
Owner:GOERTEK INC
Shale classification method and application thereof and shale lithofacies distribution construction system
PendingCN112033866AUniqueness guaranteedGuaranteed accuracyParticle size analysisClay mineralsPellets
The invention discloses a shale classification method and application thereof and a shale lithofacies distribution construction system, and the classification method comprises the steps: dividing to-be-classified shale according to the particle size distribution of particles, and carrying out construction to form a first stratum; on the basis of the constructed and formed first layer, obtaining the contents of siliceous minerals, calcareous minerals and clay minerals in the shale in a targeted mode, forming a second stratum through corresponding division, and constructing a unique non-intersection system of shale classification through division of the first stratum and the second stratum, wherein the siliceous minerals contain no detritus quartz. By means of the design, the technical problems that in the prior art, no matter whether shale classification is conducted purely according to particle sizes or based on three-end-member component classification, classification intersection oroverlapping relations may occur, the reliability of classification results is not enough, and the influence on environment analysis is large are solved.
Owner:OIL & GAS SURVEY CGS
Shale gas formation lithology recognition method and system, storage medium and terminal
ActiveCN111425190AImprove efficiencyHigh precisionWater resource assessmentBorehole/well accessoriesLithologyRock core
The invention belongs to the technical field of unconventional reservoir lithology recognition, and discloses a shale gas formation lithology recognition method and system, a storage medium and a terminal. Firstly, based on tests such as main microelements, total rock analysis and organic carbon, discrimination criteria of biogenic siliceous shale are established, the granularity, mineral components and siliceous sources are considered, the shale gas formation lithology is divided, and different lithology logging curve responses are counted; and then a density-neutron standardized amplitude range is established, in combination with a natural gamma curve, different lithology discrimination criteria are established, and finally precise recognition of different kinds of lithology of a shale gas formation is achieved through a logging curve. The logging curve has high vertical distinguishability, vertical distribution of the shale of different types can be continuously depicted, the defects that core experimental data are limited, the experimental period is long, and distribution of the lithology of the shale cannot be continuously depicted can be effectively overcome, and meanwhile reference is provided for optimizing shale gas geological desserts. The efficiency and the precision of lithology recognition can be improved.
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA)
Precipitated silicic acids for support applications
ActiveUS8962519B2Improved performance characteristicsImprove liquidityBiocideSilicaSilicic acidSupport materials
The present invention relates to novel precipitated silicic acids for use as support materials, manufacture thereof and use thereof.
Owner:EVONIK OPERATIONS GMBH
Cleaning Liquid for Lithography and Method of Cleaning Therewith
ActiveUS20080227678A1Easy to cleanKeep dryElectrostatic cleaningNon-surface-active detergent solventsResistAcetic acid
A cleaning liquid for lithography that exhibits equally excellent cleaning performance for resists of a wide variety of compositions, such as various resists for i-line, KrF and ArF, silicic resist and chemical amplification type positive resist, and that excels in post-treatment dryability, being free from any deterioration of resist performance by cleaning. There is provided a cleaning liquid for lithography, comprising at least one member (A) selected from among lower alkyl esters of acetic acid and propionic acid and at least one member (B) selected from among ketones having 5 to 7 carbon atoms per molecule in a mass ratio of (A):(B) of 4:6 to 7:3.
Owner:TOKYO OHKA KOGYO CO LTD
Ultrahigh-performance concrete viscosity reducer as well as preparation method and application thereof
The invention discloses an ultra-high performance concrete viscosity reducer. The viscosity reducer comprises a siliceous volcanic ash material and a comb-shaped structure PCE polymer grafted on the surface of the siliceous volcanic ash material. The invention also provides a preparation method of the viscosity reducer, a monomer A and the siliceous volcanic ash material carry out a hydrolysis reaction to prepare a precursor, the precursor, a monomer B and a monomer C carry out an addition polymerization reaction to prepare the viscosity reducer, and the viscosity reducer can effectively reduce the viscosity of ultra-high performance concrete after being applied to the ultra-high performance concrete.
Owner:HUNAN UNIV
A silver-magnesium doped alumina nano-material covered with nitrogenized graphite doped nanometer silica, a preparing method thereof and applications of the material
InactiveCN107694591AUniform particle size distributionParticle size controllableMaterial nanotechnologyCell electrodesChemical synthesisOrganic synthesis
The invention belongs to the technical field of material synthesis, and particularly relates to a Ag-Mg doped Al2O3 nano-material covered with nitrogenized graphite doped nanometer SiO2, a preparing method thereof and applications of the material. The method includes 1) preparing Ag-Mg doped aluminum hydroxide sol through a liquid phase synthesis process, subjecting the sol to gelatinization to obtain Al-Mg doped aluminum hydroxide gel, and drying and roasting the gel to obtain Ag-Mg doped Al2O3 nanometer powder; and 2) preparing the Ag-Mg doped Al2O3 nanometer powder covered with silicic acidsol in which an organic matter is dissolved through a liquid phase synthesis process, subjecting the sol to gelatinization to obtain Ag-Mg doped Al2O3 nanometer powder covered with silicic acid gel in which the organic matter is dissolved, and drying and roasting the powder to obtain the Ag-Mg doped Al2O3 nano-material covered with nitrogenized graphite doped nanometer SiO2. The nano-material canbe used as various chemical synthesis catalysts, electrochemical synthesis catalysts, organic synthesis catalysts, lithium ion battery anode materials, chemical product additives, and the like.
Owner:HUBEI ENG UNIV
Method for producing attapulgite volcaniclastic rock siliceous refractory aggregate
The invention discloses a method for producing an attapulgite volcaniclastic rock siliceous refractory aggregate. The technical scheme is characterized in that materials are subjected to uniformly stirring, smashing, soaking, extruding, calcination, smashing and screening, and then the materials are packaged to form a finished product of the attapulgite volcaniclastic rock siliceous refractory aggregate. The attapulgite volcaniclastic rock siliceous refractory aggregate is composed of highly viscous attapulgite clay powders, attapulgite clay tailings, volcaniclastic rock mixtures, quartz rocks, waste silica bricks, opals and bentonite tailings. The attapulgite volcaniclastic rock siliceous refractory aggregate has the advantages that the particle strength is high, the resistance to acid slag is high, the thermal shock stability is good and the refractoriness is high. According to the method for producing the attapulgite volcaniclastic rock siliceous refractory aggregate, a large number of various wastes are utilized in the materials of the attapulgite volcaniclastic rock siliceous refractory aggregate, the resource utilization rate is increased, waste materials are changed into valuable things, the occupied land is reduced, the environment is protected and purified, the energy is saved, the production cost is lowered, the economic benefits are improved, and the attapulgite volcaniclastic rock siliceous refractory aggregate is suitable for acid refractory concrete constructions.
Owner:如皋市樊川贸易有限公司
Method for forming dense silicic film
ActiveUS9534145B2Excellent gas barrier propertiesNitrogen compoundsPretreated surfacesLength waveIrradiation
Owner:MERCK PATENT GMBH
Use of Sequestering Agent in GLDA-Based Treatments for Siliceous Formations
ActiveUS20200165511A1Minimized orImprove breathabilityFluid removalDrilling compositionPhysical chemistryEngineering
Sandstone formations of oil and gas and geothermal wells may be successfully stimulated with a fluid containing GLDA or salt and HF or a HF-generating component and an organophosphonate component. The organophosphonate acts as a sequestering agent and reduces the amount of metal fluoride precipitates produced.
Owner:BAKER HUGHES INC
Process for producing silicic coating, silicic coating and semiconductor device
InactiveUS20100133692A1Easy to produceFast chemical reactionSemiconductor/solid-state device detailsSolid-state devicesSilane compoundsHigh density
A silicic coating of 2.4 g / cm3 or higher density, obtained by forming a silicic coating precursor with the use of at least one type of silane compound having a photosensitive functional group and thereafter irradiating the silicic coating precursor with at least one type of light. This silicic coating can be used as a novel barrier film or stopper film for semiconductor device.
Owner:FUJITSU LTD
Siliceous attapulgite volcaniclastic refractory brick
The invention discloses a siliceous attapulgite volcaniclastic refractory brick. The technical scheme includes that the siliceous attapulgite volcaniclastic refractory brick is made of high-viscosity attapulgite clay powder, attapulgite clay tailings, volcaniclastic rock mixture, quartzite, waste siliceous bricks, opal and bentonite tailings. A finished product of the siliceous attapulgite volcaniclastic refractory brick is made by uniformly stirring the ingredients, pressing, airing, calcining, cooling and packaging. The siliceous attapulgite volcaniclastic refractory brick has the advantages of high particle strength, high resistance to acidic slag, high thermal shock stability and high refractoriness. The siliceous attapulgite volcaniclastic refractory brick is made of a great quantity of various wastes, so that resource utilization rate is increased beneficially, the wastes are turned into wealth, land occupation can be reduced, environmental protection and purification are achieved, energy is saved, production cost is lowered, and economic benefit is improved. Further, the siliceous attapulgite volcaniclastic refractory brick is applicable to acidic refractory engineering.
Owner:如皋市樊川贸易有限公司
Method for detecting content of trace iron in quartz sand
InactiveCN112014386AQuick test functionSimple processMaterial analysis by observing effect on chemical indicatorPreparing sample for investigationMicrowave ovenPhysical chemistry
The invention discloses a method for detecting the content of trace iron in quartz sand, and belongs to the technical field of quartz sand treatment. The method comprises the following steps: preparing a sample to be detected: weighing siliceous sandstone, putting the siliceous sandstone into a polytetrafluoroethylene bottle, adding concentrated hydrofluoric acid, putting the siliceous sandstone into a microwave oven, taking out after the siliceous sandstone is completely decomposed, and cooling to obtain the sample to be detected; presetting a Fe reagent 2: weighing 0.6 g of the Fe reagent 2,putting the Fe reagent 2 into a 30ml lightproof plastic bottle, adding ethanol and water, and shaking until the Fe reagent 2 is completely dissolved to obtain the preset Fe reagent 2; presetting a Fereagent 1: measuring 10 ml of the Fe reagent 1, and adding 3 drops of 3% ascorbic acid to obtain the preset Fe reagent 1; and developing and measuring: adding 0.2 ml of the preset Fe reagent 2 into the preset Fe reagent 1 obtained in the step S3, uniform shaking, adding the sample to be detected, and measuring through a measuring instrument after uniform shaking. The process is simple, and the measurement of trace iron in the high-purity quartz sand is facilitated.
Owner:湘潭华辰仪器有限公司
Use of sequestering agent in GLDA-based treatments for siliceous formations
ActiveUS11198812B2Minimized orImprove permeabilityFluid removalDrilling compositionPhysical chemistryEngineering
Owner:BAKER HUGHES INC
Attapulgite volcaniclastic rock siliceous chamotte powder
The invention discloses an attapulgite volcaniclastic rock siliceous chamotte powder. The technical scheme is characterized in that the attapulgite volcaniclastic rock siliceous chamotte powder is composed of attapulgite clay tailings, volcaniclastic rock mixtures, quartz rocks, waste silica bricks, opals, coal gangues and bentonite tailings. Materials of the attapulgite volcaniclastic rock siliceous chamotte powder are subjected to uniformly stirring, smashing, soaking, extruding, calcination and grinding, and then the materials are packaged to form a finished product of the attapulgite volcaniclastic rock siliceous chamotte powder. The attapulgite volcaniclastic rock siliceous chamotte powder has the advantages that the resistance to acid slag is high, the thermal shock stability is good and the refractoriness is high. According to the attapulgite volcaniclastic rock siliceous chamotte powder, a large number of various wastes are utilized in the materials of the attapulgite volcaniclastic rock siliceous chamotte powder, the resource utilization rate is increased, waste materials are changed into valuable things, the occupied land is reduced, the environment is protected and purified, the energy is saved, the production cost is lowered, the economic benefits are improved, and the attapulgite volcaniclastic rock siliceous chamotte powder is suitable for acid refractory concrete constructions.
Owner:NANTONG RUIDA ELECTRONICS MATERIAL
Quantitative calculation method of siliceous contents of different sources in siliceous rock
PendingCN112525904ASimple processImprove analysis efficiencyMaterial analysis using wave/particle radiationPreparing sample for investigationSiliceous rockMaceral
The invention provides a quantitative calculation method of siliceous contents of different sources in siliceous rock in siliceous rock. The method is simple in process and high in analysis efficiency, can be used for accurately and quantitatively distinguishing the contents of silicon from different sources such as scrap silicon, hydrothermal silicon and biological silicon in a siliceous rock sample, and has important significance for researching the influence of siliceous minerals on shale gas generation.
Owner:德港(无锡)科技有限公司
Water purifying agent comprising polymerized Fe-Al salt and silicic-boric acid
InactiveCN1224578CHigh charge densityReduce dosageWater/sewage treatment by flocculation/precipitationSludgeSilicic acid
The water-purifying agent is comprised of (by weight) 1-3 portions of ferro-aluminium salt, 2-4 portions of active silicic acid and 0.1-0.2 portion of boric acid. The above-mentioned materials are mixed, and can be injected into the sewage produced by oil production. By adopting said invented water-purifying agent, the alumen ustum formed after polymerization is large, and its cleaning speed is quick, cost is low, and its required dose is small, it has no secondary pollution, and is applicable to oil production.
Owner:王素君 +3
A method and system for predicting mineral resources based on neural network model
ActiveCN110442666BPrecise delineationPrediction is accurateForecastingGeographical information databasesMetallogenyData set
Owner:中国地质调查局自然资源综合调查指挥中心
Viscosity reducer for ultra-high performance concrete and its preparation method and application
The invention discloses an ultra-high performance concrete viscosity reducer. The viscosity reducer comprises a siliceous volcanic ash material and a comb-shaped structure PCE polymer grafted on the surface of the siliceous volcanic ash material. The invention also provides a preparation method of the viscosity reducer, a monomer A and the siliceous volcanic ash material carry out a hydrolysis reaction to prepare a precursor, the precursor, a monomer B and a monomer C carry out an addition polymerization reaction to prepare the viscosity reducer, and the viscosity reducer can effectively reduce the viscosity of ultra-high performance concrete after being applied to the ultra-high performance concrete.
Owner:HUNAN UNIV
Determining a rock formation content
ActiveCN110603370AElimination of Quantity NeedsShorten the timeResourcesGeological measurementsWell loggingSiliceous rock
Techniques for determining an amount of chert in a rock formation include identifying first logging data for a selected zone of a first subterranean formation that includes chert, quartz, and zircon;identifying second logging data for a second subterranean formation that is different than the first subterranean formation, the second subterranean formation including chert, quartz, and zircon; determining a first volumetric ratio of quartz to zircon in the selected zone based on the first logging data; determining a second volumetric ratio of quartz to zircon based on the second logging data; determining a maximum value of the second volumetric ratio; and calculating, based on the first and second volumetric ratios and the maximum value of the second volumetric ratio, a volumetric percentage of chert in the selected zone.
Owner:SAUDI ARABIAN OIL CO
Method for rapidly evaluating siliceous content of field shale
PendingCN113720906ASimple and fast operationHigh feasibilityAnalysing solids using sonic/ultrasonic/infrasonic wavesImpact hammerGeophysics
The invention relates to a method for rapidly evaluating the siliceous content of field shale, the method comprises the following steps: horizontally placing an outer cylinder, fixing an electromagnet at a specified scale on a shaft, electrifying the electromagnet, and enabling a permanent magnet to be adsorbed on the electromagnet; selecting a calibration rock block with known siliceous content, enabling the left end of an outer cylinder to make contact with the surface of the calibration rock block, and changing the current direction in the electromagnet so that an impact hammer pops up and impacts a rock wall, and a probe measures the impact sound frequency of the calibration rock block; inputting the siliceous content of the calibrated rock block and the corresponding impact sound frequency into a display and calculation system; obtaining an associated equation of the siliceous content and the impact sound frequency through linear interpolation; repeating the second step for the vertical surface of the target rock block to obtain the impact sound frequency of the target rock block; and recording the impact sound frequency of the target rock measured by the probe, calculating by using the associated equation of the siliceous content and the impact sound frequency to obtain the siliceous content of the target rock, and displaying the siliceous content on the display and calculation system to realize rapid evaluation of the siliceous content.
Owner:刘亢
A shale gas formation lithology identification method, system, storage medium, and terminal
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA)
Silicious attapulgite volcaniclastic-rock raw material powder
Owner:南通沪联航海设备有限公司
Karst ancient landform restoration method with hydrothermal cause siliceous rock as isochronous datum plane
The invention discloses a karst ancient landform restoration method with hydrothermal cause siliceous rock as an isochronous datum plane. The karst ancient landform restoration method comprises the following steps: acquiring rock core, slice and logging information; stratigraphic division and comparison are carried out, and the hydrothermal cause siliceous rock bottom boundary is determined to serve as an isochronous reference plane; finely explaining an isochronous reference surface and a target layer erosion surface; calculating the residual stratum thickness between the isochronous reference surface and the target stratum erosion surface; and obtaining a karst ancient landform map according to the residual stratum thickness. According to the method, the principles that the reference surface is isochronous and close to the erosion surface and the earthquake response is clear and easy to track are fully considered, and the recovery precision of the ancient karst landform is greatly improved.
Owner:PETROCHINA CO LTD
Lithofacies Analysis Method of Continental Fine-grained Sedimentary Rock
ActiveCN109577962BOptimizing Fracturing SectionsIncrease productionBorehole/well accessoriesRock corePhysical chemistry
Owner:CHINA PETROLEUM & CHEM CORP +1
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