Patents
Literature
26results about How to "Prolong clotting time" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Low-carbon concrete material containing solid waste and preparation method of low-carbon concrete material
The invention discloses a low-carbon concrete material containing solid wastes and a preparation method of the low-carbon concrete material, and relates to the technical field of concrete materials. The concrete material is prepared from the following components in parts by weight: 520 to 660 parts of a cementing material, 1380 to 1650 parts of aggregate, 1.218 to 1.845 parts of an additive and 25 to 45 parts of other additives, specifically, the cementing material is prepared from 250 to 300 parts of cement, 120 to 150 parts of fly ash, 100 to 130 parts of slag powder, 20 to 30 parts of silica fume and 30 to 50 parts of metakaolin. A large amount of solid wastes are used in the formula, so that the pollution pressure on the environment is effectively reduced by utilizing the wastes; by reducing the use amount of the cement and replacing part of the cement with various solid wastes, the carbon emission in the concrete production process is effectively reduced, and the raw material cost is reduced.
Owner:NINGXIA XINFENGYI ENERGY SAVING TECH CO LTD
Mineral powder-red mud-desulfurized gypsum-based multi-source solid waste road grouting material as well as preparation method and application thereof
The invention discloses a mineral powder-red mud-desulfurized gypsum-based multi-source solid waste road grouting material as well as a preparation method and application thereof, and belongs to the technical field of solid waste utilization and road grouting reinforcement. The mineral powder-red mud-desulfurized gypsum-based multi-source solid waste road grouting material comprises a multi-source solid waste aggregate and 0.01-0.015 wt% of a water reducing agent mixed in the multi-source solid waste aggregate, wherein the multi-source solid waste aggregate is prepared from the following raw materials in percentage by weight: 40.5-43.5 wt% of red mud, 40.5-43.5 wt% of quick-hardening sulphoaluminate cement, 9-10 wt% of mineral powder and 3-10 wt% of desulfurized gypsum; the mass ratio of the red mud to the quick-hardening sulphoaluminate cement is 1: 1. The mineral powder-red mud-desulfurized gypsum-based multi-source solid waste road grouting material can be hydrated to generate spar with a supporting effect, so that the grouting material has high stone strength in an early stage and high stone strength stability in a later stage, and generated spar particles can interact with a water reducing agent; and meanwhile, the problem of stockpiling of contained solid wastes is effectively solved, and the preparation cost is greatly reduced.
Owner:XI'AN UNIVERSITY OF ARCHITECTURE AND TECHNOLOGY
Composite delayed coagulation type magnesium phosphate cement and preparation method thereof
PendingCN119638363Aprolong clotting timeAlleviate the problem of a significant decrease in intensityHydration reactionMagnesium phosphate
The invention discloses composite delayed coagulation type magnesium phosphate cement and a preparation method thereof, and relates to the technical field of building materials, the composite delayed coagulation type magnesium phosphate cement comprises a dead burned magnesium oxide and mineral admixture mixture, phosphate, a composite retarder and glue-containing water, in the dead burned magnesium oxide and the mineral admixture, the mass ratio of dead burned magnesium oxide to the mineral admixture is 3: 2, and the mass ratio of phosphate to the composite retarder to the glue-containing water is 1: 1. The mass ratio of the dead burned magnesium oxide and mineral admixture mixture to the phosphate is 3: 1, the mass of the composite retarder is 7-24% of the mass of the dead burned magnesium oxide and mineral admixture mixture, and the water-binder ratio in the glue is 0.18-0.20. The preparation method comprises the steps of high-temperature pretreatment of the mineral admixture, metering and dry mixing of all the components and cement mixing. The attapulgite and the kaolin which are treated at high temperature are mixed with dead burned magnesium oxide, so that the heat release rate at the initial stage of a hydration reaction is reduced, the cement setting time is prolonged, meanwhile, micro holes and cracks in a cement matrix can be filled, the compactness of a magnesium phosphate matrix is improved, and finally the strengths at different ages are improved.
Owner:HEBEI UNIV OF ENG +1
Bone cement hollow nail assembly
ActiveCN222623044Uprolong clotting timeImprove the effect of surgeryFastenersBone cementScrew thread
The utility model discloses a bone cement cannulated screw assembly which comprises a cannulated screw and an injector, the cannulated screw comprises a screw cap and a screw rod constructed to be of a hollow structure, the screw cap and the screw rod are integrally formed, an injection hole is formed in the screw cap, the injection hole is communicated with the hollow structure of the screw rod, threads are arranged on the screw rod, and a plurality of outflow holes are formed in the side face of the screw rod; the injector comprises a partition plate and an injection cylinder, the injection cylinder is detachably connected with the hollow nail, the hollow nail is screwed into the fracture position after the injection cylinder is connected with the hollow nail, an insertion groove is formed in the side wall of the injection cylinder, the partition plate slides in the insertion groove, and after the partition plate slides in the insertion groove in the first direction, the injection cylinder is partitioned to form a stirring groove. The bone cement stirring device has the function of rotating the hollow nail, can stir bone cement in the separated stirring grooves, can directly inject the bone cement into a fracture position, prolongs the solidification time of the bone cement, and improves the operation effect.
Owner:THE PEOPLES HOSPITAL WEIFANG CITY CN0
Reinforcing steel bar sleeve grouting material for high-strength micro-expansion assembly type concrete structure
The invention discloses a reinforcing steel bar sleeve grouting material for a high-strength micro-expansion fabricated concrete structure. The reinforcing steel bar sleeve grouting material is prepared from the following raw materials in parts by weight: 735 to 795 parts of cement, 15 to 85 parts of silica fume, 80 to 90 parts of lithium slag powder, 9 to 36 parts of magnesium slag powder, 500 to 800 parts of quartz sand, 100 to 400 parts of basalt sand, 9 to 12.6 parts of a water reducing agent, 0.9 to 4.5 parts of a retarder, 0.9 to 4.5 parts of a reinforcing agent, 0.6 to 1.2 parts of a de-foaming agent, 0.6 to 1.2 parts of a suspension stabilizer, 0.1 to 0.3 part of a plastic expanding agent and 45 to 72 parts of a UEA expanding agent. The grouting material disclosed by the invention has the advantages of high strength, micro-expansion, good fluidity, no bleeding, no segregation and the like, and meets the use requirements of an assembled concrete structure.
Owner:SICHUAN INSITITUTE OF BUILDING RES +1
Modified sludge incineration ash and application thereof
PendingCN119612998Areduce adverse effectsImprove compactnessSolid waste managementHydration reactionEnvironmental protection
The invention discloses modified sludge incineration ash and application thereof. The modified sludge incineration ash comprises the steps of alkali liquor dipping, centrifuging or filtering, drying, exciting agent adding and mortar utilization. According to the method, the adverse effect of phosphorus in the sludge incineration ash on the cement hydration reaction is avoided, the activity of the sludge incineration ash is improved, meanwhile, the mixing amount of the sludge incineration ash in mortar is increased, a way is provided for large-mixing-amount application of the sludge incineration ash in building materials, and the method has a wide application prospect.
Owner:SHANGHAI CEO ENVIRONMENTAL PROTECTION TECH CO LTD +1
Self-leveling dry-mixed mortar and application
PendingCN119569389Amaintain good performanceguaranteed performanceSolid waste managementLitterTropical monsoon climate
The invention provides self-leveling dry-mixed mortar and application. The self-leveling dry-mixed mortar is prepared from the following components in parts by weight: 378 to 399 parts of cement, 81 to 85.5 parts of coal ash, 81 to 85.5 parts of modified waste bentonite cat litter, 756 to 798 parts of fine aggregate, 27 to 27.8 parts of waste bentonite cat litter filter residue powder and 17.6 to 18.8 parts of additive. The treated waste bentonite cat litter is used in the self-leveling dry-mixed mortar, so that the self-leveling dry-mixed mortar has longer setting time and better water-retaining property, the problems of'fast drying 'and'water loss' caused by tropical monsoon climate are solved, and meanwhile, the waste bentonite cat litter is fully utilized.
Owner:ZHEJIANG YONGJIAN NEW MATERIALS TECH CO LTD
A method and apparatus for producing ceramic composite iron-based wear-resistant castings
PendingCN122076925Aimprove bindingprolong clotting timeFoundry mouldsFoundry coresCeramic compositeChemical plating
This invention relates to the field of ceramic composite metal casting technology, and discloses a method and apparatus for producing ceramic composite iron-based wear-resistant castings. The production method involves treating ceramic particles with decontamination, coarsening, sensitization, activation, and chemical plating to obtain modified ceramic particles; mixing and stirring the modified ceramic particles and a coating material to obtain a ceramic preform; fully heating the ceramic preform; then removing it and placing it into a mold cavity to obtain a mold; heating the mold in a tank; pouring molten iron after heating; and cooling after casting to obtain the ceramic composite iron-based wear-resistant casting. This invention also discloses a production apparatus for ceramic composite iron-based wear-resistant castings. This invention, employing the above-mentioned method and apparatus for producing ceramic composite iron-based wear-resistant castings, promotes the composite of ceramic and molten metal from a casting process perspective, ensuring that the molten metal can penetrate the fine pores of the ceramic preform, resulting in a good interface bonding between the high-chromium cast iron and ceramic particles, without unbonded or microscopic gaps.
Owner:HEBEI UNIV OF ENG +1
Circulating fluidized bed ash-based road base cementing material and preparation method thereof
This invention belongs to the field of industrial solid waste resource utilization technology, and relates to a circulating fluidized bed ash-based cementitious material for road base courses and its preparation method. The raw materials for the road base course cementitious material are composed of the following mass parts: 29-43 parts of circulating fluidized bed ash, 16-27 parts of ground blast furnace slag, 3-6 parts of silica fume, 7-15 parts of P.O42.5 silicate cement, 0.1-0.4 parts of activator, and 27-30 parts of water. The circulating fluidized bed ash is prepared by mixing circulating fluidized bed fly ash and slag in a mass ratio of (2-5):(5-10). This invention effectively alleviates the problems of fast setting time and shrinkage cracking of traditional road base course cementitious materials by utilizing the characteristics of micro-expansion and long hydration time of circulating fluidized bed ash. The advantage of this invention is that it promotes the large-scale utilization of circulating fluidized bed ash and contributes to carbon emission reduction in the road sector.
Owner:SHANXI UNIV
Steering-by-wire shell cover mold
ActiveCN222511311Uavoid defectsImprove surface qualityFoundry mouldsFoundry coresMechanical engineeringMaterials science
Owner:SENSUS PRECISION DIE CASTING YANGZHOU
Preparation method of lysine-tannic acid compound retarder and gypsum-based building material
ActiveCN121948861Aprolong clotting timelow mechanical strengthSolid waste managementPolyethylene glycolEthylic acid
The invention relates to the field of gypsum-based building materials, and particularly discloses a preparation method of a lysine-tannic acid compound retarder and a gypsum-based building material.The preparation method comprises the following steps that 1, tannic acid and copper acetate are added into water to be stirred, and a copper-tannic acid pre-coordination solution is obtained; then adding L-lysine into the mixture, and stirring for reaction to obtain precursor liquid after the reaction is completed; and (2) adding glyoxal into the precursor liquid for reaction, and then adding dialdehyde polyethylene glycol for continuous reaction to obtain the compound retarder. The gypsum-based building material comprises the following components: alpha-semi-hydrated gypsum, cement, slag powder, the lysine-tannic acid compound retarder, a water reducing agent and mixing water. The retarder provided by the invention not only has a good retarding effect on the gypsum-based building material, but also can improve the early strength of the gypsum-based building material, and effectively overcomes the contradictory problem of retarding and early strength.
Owner:UNIV OF JINAN
Use of plantain fruit extract in preparation of anticoagulant or antithrombotic drugs
PendingCN122272702AHas anti-inflammatory propertiesHas antioxidant propertiesPlatelet inhibitionFlavonoid
This invention relates to the field of biomedicine, specifically to the application of banana fruit extract in the preparation of anticoagulant or antithrombotic drugs. The banana fruit extract provided by this invention contains flavonoids, polyphenols, polysaccharides, hydroxyanthraquinones, triterpenoids, and other components. Flavonoids and polyphenols have been widely proven to have anti-inflammatory and antioxidant effects, which can synergistically enhance the anticoagulant effect. The high potassium content of banana fruit can indirectly improve vascular function by regulating sodium-potassium balance. The banana fruit extract provided by this invention can inhibit platelet production or promote platelet metabolism, prolong clotting time, and inhibit platelet aggregation. Its natural plant components interfere with platelet aggregation by inhibiting the production of thromboxane A2, achieving anticoagulant and antithrombotic effects. The mechanism of action of banana fruit extract differs from traditional anticoagulants such as heparin, reducing the risk of bleeding. Its natural component characteristics provide a direction for the development of novel plant-derived anticoagulant drugs.
Owner:GUANGXI XIUPEI KELING BIOTECHNOLOGY CO LTD
Factor xi antibodies and methods of use
The present invention relates to monoclonal antibodies and antigen binding fragments thereof that bind to human Factor XI and activated Factor XI ("Factor XIa"), and pharmaceutical compositions and methods of treatment comprising the same.
Owner:NOVARTIS AG
Composite magnesium cement and alkali-activated slag road surface rapid repair mortar and preparation method thereof
ActiveCN117800702BImprove water resistanceIncreased magnesium oxide contentMagnesium phosphateSilicic acid
The present invention belongs to the technical field of engineering building materials, and specifically relates to a road surface rapid repair mortar of composite magnesium cement and alkali-activated slag and a preparation method thereof; wherein the road surface rapid repair mortar comprises: dead-burned magnesium oxide, dipotassium hydrogen phosphate, disodium hydrogen phosphate, domestic waste incineration slag, nano-colloidal silica, fine aggregate, water, nano-cellulose and water reducer. The present invention utilizes the hydration intermediate product of magnesium phosphate gelling material to react with nano-colloidal silica to generate potassium silicate and sodium silicate, stimulates domestic waste incineration slag, and generates highly water-resistant C-A-S-H gel. This not only effectively utilizes domestic waste incineration slag, practices the concept of green environmental protection development, but also improves the water resistance of magnesium phosphate gelling material. Similarly, due to the addition of nano-cellulose, not only the volume stability of the mortar is improved, but also its anti-permeability performance is significantly improved. Therefore, it has positive significance for realizing the preparation and application of magnesium phosphate gelling material in the field of rapid road surface repair.
Owner:FUJIAN AGRI & FORESTRY UNIV
Method for reducing chromium content in chromium metal smelting slag
PendingCN119640057AReduce porositylower melting temperatureProcess efficiency improvementSodium chlorateSlag
The invention discloses a method for reducing chromium content in metal chromium smelting slag, and relates to a method for reducing chromium content in smelting slag, which comprises the following steps: uniformly mixing chrome green, aluminum powder, sodium chlorate, fluorite and a flux machine for 30 minutes, putting into a cast iron furnace shell, paving a bottom with magnesite bricks in the furnace shell, making a sand nest with fine magnesite, and after the mixture is put, projecting the middle of the top charge surface, and then making the top of the middle convex part into a nest shape, putting a thin or thin magnesium rod and sodium chlorate into the nest, igniting the thin or thin magnesium rod, carrying out ignition reaction, cooling for 24 hours after the reaction is finished, lifting a furnace shell, separating slag from chromium, sampling and analyzing slag components. The fluorite and the flux H are added, technological conditions are changed, the melting point of the system is reduced, the viscosity of the system is reduced, the reduction reaction time is prolonged, the metal chromium settling time is prolonged, finally, the chromium content of the smelting slag is reduced, and the utilization rate of chromium resources is increased.
Owner:JINZHOU HONGDA METAL NEW MATERIAL TECHNOLOGY CO LTD
Factor xi antibodies and methods of use
The present invention relates to monoclonal antibodies and antigen binding fragments thereof that bind to human Factor XI and activated Factor XI ("Factor XIa"), and pharmaceutical compositions and methods of treatment comprising the same.
Owner:NOVARTIS AG
An ultra-long-time slump-retaining concrete and a preparation method thereof
ActiveCN117567126BDissolution inhibitionreduce consumptionSolid waste managementAggregate (composite)O-Phosphoric Acid
The application discloses a super-long-time slump-retaining concrete, which comprises a cementitious material system, a light aggregate system, a composite admixture system and water; the components and their dosages in each cubic meter of the concrete include: the cementitious material system 400-450 kg, the light aggregate system 1200-1400 kg, the water 200-220 kg, and the composite admixture system 2.0-3.0% of the mass of the cementitious material system; wherein the cementitious material system takes phosphogypsum, cement, mineral powder, glass microbeads and microsilica powder as main raw materials; and the composite admixture system takes a phosphoric acid group modified retarding type polycarboxylate water reducer, a water-retention and thickening component, an alkali-activated component, an air entraining agent and water as main raw materials. The setting time of the concrete can reach 100-120 h, and the mix can still maintain good workability after 72 h, so that the realization of synchronous cutting and pouring concrete continuous wall process and the like can be effectively ensured, and the application is suitable for popularization and application.
Owner:CHINA CONSTR THIRD ENG BUREAU GRP CO LTD
Die for hollow volute and hollow volute
ActiveCN224087913Ureduce weightAchieve lightweightInternal combustion piston enginesFoundry mouldsMechanical engineering
The utility model relates to the field of casting production and manufacturing, in particular to a hollow volute which comprises a volute body formed by integral casting, and the volute body comprises a middle hole body, a runner body and an exhaust body. A hollow hole is formed in the middle of the volute body. A mold for a hollow volute comprises an outer shell core, an inner channel core and a middle core, and the two ends of the middle core are connected with the inner wall face of the outer shell core. And the feeding hole is formed in the shell core. A hollow hole is formed in the middle of the poured volute, the overall weight of the volute is reduced, and the volute is light.
Owner:KEHUA HLDG
Aluminum-titanium-tin-zirconium-molybdenum-chromium six-element intermediate alloy, preparation method and application thereof
This invention discloses a method for preparing a six-element master alloy of aluminum, titanium, tin, zirconium, molybdenum, and chromium, comprising the following steps: Step S1, thoroughly mixing an appropriate amount of potassium chlorate (a heating agent) with aluminum powder, titanium dioxide, tin dioxide, zirconium dioxide, molybdenum trioxide, chromium trioxide, and a slagging agent; Step S2, loading the uniformly mixed materials into a reaction vessel, performing a compaction treatment, and then igniting the mixture. The resulting molten alloy sinks, while slag used to protect the molten alloy floats to the surface. After cooling, the molten alloy yields an initial aluminum-titanium-tin-zirconium-molybdenum-chromium alloy block; Step S3, the alloy block is refined and crushed to obtain the aluminum-titanium-tin-zirconium-molybdenum-chromium master alloy. The method for preparing the six-element master alloy of aluminum, titanium, tin, zirconium, molybdenum, and chromium provided by this invention achieves a one-time preparation through a self-propagating reaction, resulting in a more uniform alloy composition. This effectively improves the alloying degree of TC17 and Ti1000, prevents component segregation and inclusions, and enhances the performance of titanium alloys such as TC17 and Ti1000. This invention also provides an aluminum-titanium-tin-zirconium-molybdenum-chromium master alloy prepared by the above method.
Owner:BAOJI ZHONGSE SPECIAL METAL CO LTD
Retarding geopolymer concrete material and preparation method thereof
PendingCN119551937Aprolong clotting timeImprove mechanical propertiesCement productionGeopolymerSodium silicate
Relating to the technical field of building materials, the invention provides a delayed coagulation type geopolymer concrete material, which comprises, by weight, 90-110 parts of recycled aggregate, 20-40 parts of a delayed coagulation type geopolymer, and 8-16 parts of water. Wherein the delayed coagulation type geopolymer comprises the following components in parts by weight: 50-70 parts of mineral powder, 30-50 parts of fly ash, 1-3 parts of a retarder and 10-20 parts of an alkali activator capsule; the invention also provides a preparation method of the delayed coagulation type geopolymer concrete material, which comprises the following steps: S1, recycling waste concrete, and crushing to obtain recycled aggregate; s2, filling sodium silicate powder into capsules to obtain alkali activator capsules; s3, mixing mineral powder, fly ash, a retarder and the alkali activator capsule prepared in S2 in proportion to obtain a delayed coagulation type geopolymer; and S4, stirring the recycled aggregate prepared in the S1, the delayed coagulation type geopolymer prepared in the S3 and water according to a ratio, and condensing to obtain the delayed coagulation type geopolymer concrete material.
Owner:CHINA CONSTRUCTION EIGHTH ENGINEERING GROUP (SICHUAN) NEW ENERGY TECHNOLOGY CO LTD
Factor XI Antibodies and Methods of Use
The present invention relates to monoclonal antibodies and antigen binding fragments thereof that bind to human Factor XI and activated Factor XI ("Factor XIa"), and pharmaceutical compositions and methods of treatment comprising the same.
Owner:NOVARTIS AG
Factor xi antibodies and methods of use
The present invention relates to monoclonal antibodies and antigen binding fragments thereof that bind to human Factor XI and activated Factor XI ("Factor XIa"), and pharmaceutical compositions and methods of treatment comprising the same.
Owner:NOVARTIS AG
A rapid repair mortar and a method for preparing the same
ActiveCN118108467BInhibit dissolution processCalcination temperature is lowSolid waste managementMagnesium phosphatePolymer modified
The application discloses a kind of quick repair mortar and preparation method thereof, according to weight fraction, quick repair mortar raw materials include coating modified magnesium oxide 300-500 parts, phosphate 100-150 parts, setting regulator 0-50 parts, quartz sand 300-600 parts, finely ground admixture 60-100 parts, rheological agent 5-20 parts.Each powder is mixed uniformly, and a proper amount of mixing water is added to stir uniformly and can be used.The application can reduce the reactivity of magnesium oxide at a lower calcination temperature by surface coating modification of magnesium oxide particles, thereby prolonging the operable time of magnesium phosphate cement-based repair material, and forming an in-situ polymer modified layer on the surface of magnesium oxide particles, enhancing the bonding performance of magnesium phosphate gel with other powders and aggregates.In addition, the application can utilize red mud, nickel slag and other harmful solid waste as resources, and the aluminum phase and iron phase can react with phosphate to form new mineral phases, improving the mechanical and durability properties of magnesium phosphate materials.
Owner:ANHUI RUIHE NEW MATERIALS CO LTD +1
Master alloy ingot casting riser
ActiveCN224182015UUniform subsequent cutting removalFacilitates subsequent cutting and removalFoundry mouldsFoundry coresIngotSprue
The utility model discloses a mother alloy ingot casting riser which comprises a riser body, the riser body is composed of a heating layer, a fireproof layer and an anti-sticking layer in sequence from inside to outside, the inner side wall of the fireproof layer is coated with the heating layer, the outer side wall of the fireproof layer is coated with the anti-sticking layer, a liquid storage cavity is formed in the riser body, an inlet is formed below the liquid storage cavity, and the inlet is communicated with the liquid storage cavity. A top opening is formed above the liquid storage cavity, and a floating plate for sealing the top opening is placed at an inlet; according to the utility model, the heat distribution is more uniform, the shrinkage cavities are concentrated in the riser instead of the cast ingot body, the necking structure is convenient for subsequent cutting and removal, the casting body is prevented from being damaged during cutting, the heat distribution is more uniform, the shrinkage cavities are concentrated in the riser instead of the cast ingot body, and the necking structure is convenient for subsequent cutting and removal. Meanwhile, the casting body is prevented from being damaged during cutting.
Owner:JIANGSU XINGDA ALLOY CO LTD
Preparation method of zero clinker ultra-high performance concrete by using waste incineration bottom ash for gradient grading
ActiveCN118047587BAchieve low-carbon preparationHigh value-added utilizationSolid waste managementBottom ashClinker (waste)
The application discloses a kind of gradient hierarchical utilization garbage incineration bottom ash preparation's zero clinker ultra-high performance concrete and its preparation method, including following weight parts raw materials: garbage incineration bottom ash 660-700 parts;Mineral powder 460-500 parts;Silica fume 35-45 parts;Fine quartz sand 380-420 parts;Activator 370-380 parts;Modifier 15-17 parts;Steel fiber 110-130 parts.Garbage incineration bottom ash includes following particle size and weight parts garbage incineration bottom ash: 8 μm below garbage incineration bottom ash 35-45 parts;8-40 μm garbage incineration bottom ash 75-85 parts;40-150 μm garbage incineration bottom ash 150-170 parts;150-500 μm garbage incineration bottom ash 380-420 parts.The application cooperates and utilizes garbage incineration bottom ash, mineral powder and silica fume, and does not use Portland cement as UHPC cementing material raw material, and UHPC preparation cost and carbon emission are greatly reduced.
Owner:TIANJIN CEMENT IND DESIGN & RES INST CO LTD
An organic base-activated geopolymer cured product, a method for preparing the same, and applications thereof
ActiveCN119430750BImproves compressive strength propertiesReduce porosityDrilling compositionOrganic baseActive agent
The application discloses an organic alkali-activated geopolymer solidified product, a preparation method and application thereof, and relates to the field of geopolymer solidified products.The method comprises the following steps: adding water glass, a surfactant and a defoaming agent into water, uniformly stirring and heating to obtain a micelle solution, and cooling to room temperature for standby use; wherein the water glass accounts for 10-40.33% of the weight percentage of water, the surfactant accounts for 1-7.14% of the weight percentage of water, and the defoaming agent accounts for 0.17-1% of the weight percentage of water; adding an organic alkali into the micelle solution, uniformly mixing to obtain a mixed solution; wherein the organic alkali accounts for 1.83-11.67% of the weight percentage of water; according to the water-glass ratio of 0.3-0.35, fly ash is weighed and poured into a stirring pot of a cement mortar stirrer, the mixed solution is poured into the stirring pot and stirred and mixed to prepare the organic alkali-activated geopolymer solidified product. Not only the "frosting" phenomenon is avoided, but also the compressive strength performance of the organic alkali-activated geopolymer solidified product is significantly improved, which has very great practical significance for widening the application field of geopolymer.
Owner:CHINA NAT PETROLEUM CORP +1