CN101712537A - Building polymer powder based on composite silicate - Google Patents
Building polymer powder based on composite silicate Download PDFInfo
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- CN101712537A CN101712537A CN200910259632A CN200910259632A CN101712537A CN 101712537 A CN101712537 A CN 101712537A CN 200910259632 A CN200910259632 A CN 200910259632A CN 200910259632 A CN200910259632 A CN 200910259632A CN 101712537 A CN101712537 A CN 101712537A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/0027—Standardised cement types
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/60—Agents for protection against chemical, physical or biological attack
- C04B2103/61—Corrosion inhibitors
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00025—Aspects relating to the protection of the health, e.g. materials containing special additives to afford skin protection
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/40—Porous or lightweight materials
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention relates to building polymer powder based on composite silicate, comprising the components in percentage by weight: 35-45wt% of fly ash, 20-30wt% of granulated blast-furnace slag micro powder, 25-35wt% of Portland cement or common Portland cement, 3-5wt% of limestone powder and/or calcium hydroxide and 4-5wt% of sulfate or gypsum powder. The specific surface area of the thinness of the components ranges from 280 to 340; and the specific surface area of the building polymer powder based on the composite silicate ranges from 470 to 500. The production process can be an intermittent grinding system generating process or a continuous grinding system generating process. The polymer powder has favorable stability, operation, mechanical properties, durability, no corrosion or radiation, low use price which is 45-50% lower that that of cement, small specific gravity, and great size which is approximately 15% larger than that of common Portland cement when weights are same.
Description
Technical field:
The present invention relates to a kind of building polymer powder based on composite silicate, belong to building material field.
Technical background:
The bad structure of producing because of Cement industry has been brought many negative impacts at present, energy consumption is higher, Carbon emission is big, environmental pollution is serious, geological resource is wasted in a large number, productivity is low, disorderly exploitation has caused great destruction to mine, land resources and vegetation, it is more serious to ruin the field phenomenon that fetches earth, and cement production enterprise waste gas, dust pollution are the most serious.Most cement mill have become current heavy polluter, have a strong impact on urban and rural environment and agriculture production.The cement dust pollution source comprises Wingdale exploitation and fragmentation, transportation, storage, packing, oven dry, raw material grinding, clinker burning process and links such as process of cooling, pulverized coal preparation and cement pulverizing course.Belong to highly energy-consuming, big investment, heavy polluted industry has the special monopolization effect of building energy material because of making cement cost and cement itself, greatly causes and limited the development of each side's building trade.
Multiple geopolymer and typical powdered coal ash-slag cement and the manufacture method thereof of utilizing the preparation of flyash the like waste arranged both at home and abroad, all be to utilize slag and blast-furnace slag, when flyash etc. are main raw material, add an amount of alkali electroless exciting agent activation and produce high performance geopolymer, and the geopolymer product of developing with this intermediate item is that gelling material can be prepared multiple green building material product, expectation can produce 20,000,000,000/year above economic benefit and huge environmental benefit, and can promote building materials, the development that the multinomial technology of environmental protection and building field produces great-leap-forward.This intermediate item has good development trend, is the inexorable trend of Future Development building materials, so the class geopolymer belongs to chemical alkaline excitation material, at the domestic industrialization production process of also not incorporating at present.
The technology of open (bulletin) number=GN1085195 belongs to alkaline excitation, can not be used in the exsiccant environment, alkaline excitation, and intensity is higher, lacks moisture and ftractures easily; Because of underground humidity, it is relatively good to be used for underground workings.Utilize the geopolymer of solid waste such as flyash preparation, possessed in theory: efficient, energy-conservation, environmental protection, characteristics such as low cost, but from preparing burden originally, use alkaline sodium silicate, yellow soda ash, the strong basicity that chemically composited body such as sodium sulfate is formed excites the prepared geopolymer product of solid waste, this geopolymer product often presents accumulation of salt in the surface soil phenomenon in the building concrete middle and later periods, under dry environment, the concrete shrinkage of alkali-excited cement is bigger, cause the continuous generation generation carbonization of intensity because of alkaline components, the material cohesive force descends gradually and produces the cracking wall base that comes off and embodies and to resemble, and also has some bad factors such as stable of some other potential simultaneously.
External geopolymer that utilizes the preparation of flyash the like waste and typical powdered coal ash-slag cement and manufacture method thereof mainly contain:
(1) based on the geopolymeric cement that gathers [silico-aluminate-two siloxy]
Application number/patent No.: 03809690
The red lion cement technology of applicant/patentee (British Virgin Islands) company limited:
The invention designer: Joseph reaches the dimension multidimensional now; R reaches the dimension multidimensional now
(2) world-leading (TSX GEM code: SNV) the burning optimization rejected fly ash carry out the physics pre-treatment reduce carbon residue will be with coal-burning power plant's flyash as cement substitute project.
More than external two technology exist factors such as complex manufacturingization at aspects such as configuration device investment, select materials composition, technical process.
In addition, present finished cement, its specific surface area is generally at 340-360, reason is when producing cement, in pulverizing cement material process, cement Additive to some difficult mill, when being ground to specific surface area at 340-360, just close on when soon developing the potentiality edge that it has very high hydraulicity living features, just finished cement goes out grinding rate, if continuing grinding, the grinding limit that equipment has also been arrived certain, grinding machine at this moment is to have formed high temperature gradually, and ball-milling medium generation generation of static electricity is stuck with paste the ball phenomenon, power consumption becomes will doubly be increased, under the working efficiency, at this moment as the ground slag powder specific surface area of cement Additive about 340-360,3 days reactivity coefficient is just about 20-30%, only played the effect of activity of cement Additive, when if the specific surface area of ground slag powder reaches 400,3 days reactivity coefficient just can reach 60%, 3 days reactivity coefficient is 99% when being milled down to the 600-800 specific surface area, and is suitable in common fineness cement clinker.This wherein just as can be seen this product have very big hydraulicity living features and tap the potential energy, but normal down with cement mixing together grinding be impossible realization, because in the normal manufacture of cement, the capacity limits drawback problem that milling equipment exists, be exactly originally can only be in addition as the product of cement Additive use, the hydraulically active feature potentiality that itself have, in normal grinding production, do not have by the hydraulically active that really develops it, become the cement blended materials on the contrary, this also is when existing cement production enterprise is produced cement, the cement clinker that needs a great deal of provides enough generation matter energies, to play the effect of glued sandstone or other material of construction, and cement clinker is a topmost component in the current manufacture of cement, be that cost is the highest in the manufacture of cement, energy consumption is the highest, also is one of difficult levigated material, also is to weigh the manufacture of cement cost, quality, pollute, resource cost, trace it to its cause, the specific surface area of finished cement also is difficult to reach more than 400 at present.
Summary of the invention:
The purpose of this invention is to provide a kind of be theory with the green material, utilize trade waste synthetic building polymer powder based on composite silicate, this polymer powder is a kind of hydraulicity building gelling material, specific surface area can reach 470-500, it has the feature identical with cement and final set, initial condensation time, ultimate compression strength, folding strength, possesses good water-retentivity, bleeding, impermeability, thermotolerance, flowability, stability, its operability, flowability, pumpability, aspects such as impervious, freeze proof, cracking resistance, antiacid, alkali resistant are better than existing cement performance.This polymer powder has satisfactory stability, workability, and mechanical property and weather resistance do not have corrosion, and be radiationless, and the use price that is lower than cement 45-50% is arranged, light specific gravity, volume is big, and under the equivalent weight situation, volume is greater than ordinary Portland cement about 15%.
The composition of raw materials of building polymer powder based on composite silicate of the present invention is:
Flyash: 35-40wt%, granulated blast-furnace slag 20-30wt%, Portland clinker: 25-35wt%, limestone powder and/or calcium hydroxide: 3-5wt%, vitriol or terra alba: 4-5wt%; the cement grinding aid of 0.8-1wt%; GB is JC/T667-2004, and the specific surface area of above-mentioned raw materials is between 280-340.
The specific surface area of building polymer powder based on composite silicate is between 470-500.
Generation technology of the present invention can be that the continous way grinding system produces technology or the intermittent type grinding system produces technology.
The continous way grinding system produces the concrete steps of technology: specific as follows:
1) adopt hold-up vessel that the described fineness of claim 1 is stored respectively at 280-340 specific surface area powder raw material;
2) do not measure according to the described proportioning of right claim 1 then, put into homogenizer, mixed homogenizing 10-15 minute;
3) with mixed mixture in the homogenizer by the spiral pipeline conveyor delivery to lift,
4) by lift the mixing raw material that mixes is transported in the compound storage warehouse;
5) the grinder for extra thin tubes opening for feed that continuously compound is delivered to startup by batch feeder from the compound storage warehouse enters in the mill, by steel ball format diameter in the mill is under the working face effect of 50-30mm, steel section diameter 20 * 16～20 * 12, finish grinding, just obtain the building polymer powder based on composite silicate of specific surface area at 470-500.
The intermittent type grinding system produces the concrete steps of technology: specific as follows:
1) adopt hold-up vessel that above-mentioned fineness is stored respectively at 280-340 specific surface area powder raw material;
2) according to the described proportioning metering of claim 1, send into lift;
3) respectively above-mentioned raw materials is delivered in the intermittent ball mill by lift;
4) the charging valve port of closure ball grinding machine, starting outfit, at the steel ball size of selecting specification for use is under the working face effect of 50-30mm, steel section diameter 20 * 16～20 * 12, orientation time 30-40 minute, disposable homogenizing, the grinding finished just obtains the building polymer powder based on composite silicate of specific surface area at 470-500.
Above-mentioned two kinds of methods have all reduced dust removal installations such as installation powder separating machine, and power consumption and facility investment are all little, and the efficient height.
Advantage of the present invention is:
1, selects for use with the higher industrial waste material of calcareous content: with 35-45% fly ash in electric power plant, 20-30% slag, grain slag composition, Portland clinker composition with 25-35%, chemical functional materials compositions such as 3-5%, Wingdale, calcium hydroxide composition, 4-5% vitriol, gypsum, adopt synthetic homogenizing, cooperate the milling equipment that extraordinary dust keeper is installed under the effect that specification ball-milling medium and 0.8-1% cement grinding aid are arranged, finish in orientation time grinding, specific surface area is big, the hydraulicity is strong, the comprehensive novel building gelling material of functionalization.3 days ultimate compression strength of building polymer powder based on composite silicate of the present invention reach respectively: 11.4-14.3Mpa, 28 days ultimate compression strength 39-44Mpa, 3 days folding strengths reach respectively: 2.7-3.5Mpa, 28 days folding strength 7.1-8.5Mpa.
2, produce building polymer powder based on composite silicate and all select powder body material for use, utilize its powder body material of selecting for use be respectively have certain specific surface area fineness and all possessed these characteristics of suitable hydraulically active, in conjunction with milling equipment raw material is being done further physics grinding activation, make raw material on original specific surface area basis, continue to increase their specific surface area, them so just can have successfully been broken through on basis on the different separately specific surface areas, in hide in the hiding the hydraulically active edge feature, fully excavate their hydraulically active potential.Raw materials for production are selected I and II flyash, 75-95 level slag micropowder, normal silicate or silicate cement (utilizing its 80-95% levigated grog, slag composition energy elite effect of becoming branch to play with silicate chemistry), limestone powder, terra alba for use, wherein limestone powder can be bought and specialize in the commercial lime product that power plant uses desulfurization, iron work making pelletizing, gypsum is less because of its consumption, manufacturing enterprise must become the powder body material warehouse-in to store by preprocess, uses according to the production reasonable disposition.
3, the utilization powder body material is connected milling equipment and continues to adopt the physics grinding to activate to mixture, increase its specific surface area, owing under the effect again of physics, changed the grain effect of original material once more, put in order with molecular structure, improve the combination of micro aggregate effect, between the mixture element also with regard to the corresponding variation of matter and the chemical reaction function of corresponding sensitivity of having taken place, at physics, under the chemical dual response function effect, impel between the material molecular structure of new establishment, possessed when aquation and can support fully mutually, violent chemistry fission and reaction take place generate new basic substance, the molecular structure of material produces chemical reaction mutually fast in aquation, generate a large amount of Calucium Silicate powder and calcium hydroxide coacervation material, impel its material to be converted into the energy that gluedly to build other materials such as sandstone, and with other materials such as glued sandstones in the regular hour, can become firm real shape body from slurry with certain physical strength, real shape body after the sclerosis is in air, has the airborne moisture function of easy absorption, under the effect of this function, continue to produce aquation formation reaction function, continue to increase the follow-up intensity of glued material, thereby finish the strength demand of whole glued material of construction, utilize this distinctive gum material hydraulically active function of product, produce this product and can apply to building trade widely.
4, the in addition secondary recovery utilization of energy potentiality of industrial corresponding and auxiliary product of having received tool, production process had both been saved resource consumption, alleviated environmental pollution, made the waste material resource utilization again.This product has occupied high-effect, diversification, and the field of functionalization has occupied the space of top prominence of novel building energy and material.The present technique product can effectively be adjusted the construction market industrial structure, rely on present technique, development novel construction wall series product, alleviate the both sides of supply and demand contradictory problems that material of construction exists, but incorporate quality, interests doulbe-sides' victoryization, product limit reduction building cost into, significantly improve construction quality, advocate in country and develop a circular economy, waste material turns under the advocating of resource utilization, and building polymer powder based on composite silicate of the present invention now can go out its maximum economic worth, practical value and social value.
5,, be theory with the green material in line with being core with the high-performance.Utilize the industrial waste material, synthetic homogenizing, in the production technique of physics and chemical action, the utilization core is coagulated the technique for rock means, synthesizes a kind of high-performance, low-cost environmental protection novel building energy and material---" building polymer powder based on composite silicate ".This product territory claims---build green cement.Its pool time, resistance to compression, folding strength, all suitable with equal label cement, its operability, flowability, pumpability, aspects such as impervious, freeze proof, cracking resistance, antiacid, alkali resistant are better than existing cement performance.Satisfactory stability is arranged, workability, mechanical property and weather resistance.There is not corrosion, radiationless, the use price that is lower than cement 45-50% is arranged, light specific gravity, volume is big, under the equivalent weight situation, volume is greater than the superiority condition of ordinary Portland cement 15%, and its workability, mechanical property and examination criteria all can detect according to existing national cement examination criteria.(except the Steel Concrete load larrying member, indicating in the BWYJ-2009 standard).3 days early strengths of product of the present invention reach the early strength standard of benchmark normal silicate 32.5 cement, later strength particularly 28 days, will be morely higher than the ordinary Portland cement intensity of benchmark same numeral, surmount 42.5MPa, durable sustainable growth gesture is strong, product is without calcining cement clinker, various pollutions can reduce more than 90%, energy consumption has only 10～30% of production ordinary Portland cement energy consumption, if adopt active solid waste to produce its product, energy consumption is just produced about 10% of cement, produces pollutent hardly, shrinking percentage is more much lower than ordinary Portland cement, has only 1/5～1/8 of ordinary Portland cement.
6, the production of building polymer powder based on composite silicate is not got angry, production process is " cold operation ", promptly save the energy, do not produce carbonic acid gas again, no dust, do not pollute, technology has solved at one stroke uses for reference the many negative factors that bring because of bad structure that exist in the currently available products, greatly avoid for example reducing: raw material system is joined and the high-temperature calcination cement clinker, the dust pollution source ... in that to have solved energy consumption higher, resource is wasted in a large number, the cost height, the problem that productivity is low, solve simultaneously domestic and international existing geopolymeric cement again and adopted the use yellow soda ash that exceeds standard, water glass, epistasis chemical agents such as sodium sulfate excite product material, to making the product chemical index exceed some bad factors such as stable of building materials sensing range and some other potential.The characteristic property that had both kept traditional cement silicate elite part, avoided using high-strength alkaline constituents admixture again, sodium sulfate, yellow soda ash, epistasis chemical activators such as water glass, avoided product on quality, hide in the hiding some bad factors such as stable, fully possessed efficient, energy-conservation, environmental protection, low-cost, characteristics such as low input, the natural silicon that utilizes existing Industrial materials and waste to possess, calcareous high reactivity composition advantage, reasonably combined, science is connected, adopt any special measures off the beaten track, utilize common milling equipment at physics, develop under the effect of chemistry, product meets national cement physical mechanics, spoke, every detection indexs such as radiation, stable performance.
Description of drawings:
Fig. 1 is that continous way grinding system of the present invention produces process flow sheet;
Fig. 2 is that intermittent type grinding system of the present invention produces process flow sheet.
Embodiment:
Embodiment 1:
Building polymer powder based on composite silicate powder preparation formula:
Flyash: 38wt%, 75-95 level graining blast-furnace cinder micro-powder: 20wt%, ordinary Portland cement: 32wt%, limestone powder: 5wt%, terra alba: 4wt%, the cement grinding aid of 1wt%, GB is JC/T667-2004.
Embodiment 2:
Building polymer powder based on composite silicate powder preparation formula:
Flyash: 43wt%, 75-95 level granulation granulated blast-furnace blast-furnace cinder micro-powder: 20wt%, silicate cement: 27wt%, limestone powder: 5wt%, terra alba: 4wt%, the cement grinding aid of 1wt%, GB is JC/T667-2004.
Embodiment 3:
Building polymer powder based on composite silicate powder preparation formula:
Flyash: 33wt%, 75-95 level graining blast-furnace cinder micro-powder: 20wt%, ordinary Portland cement: 37wt%, limestone powder: 5wt%, terra alba: 4wt%, the cement grinding aid of 1wt%, GB is JC/T667-2004.
Embodiment 4:
Building polymer powder based on composite silicate powder preparation formula:
Flyash: 38wt%, 75-95 granulation blast furnace level slag micropowder: 20wt%, silicate cement: 32wt%, limestone powder: 5wt%, terra alba: 4wt%, the cement grinding aid of 1wt%, GB is JC/T667-2004.
Annotate: the ingredient requirement specific surface area of using in the foregoing description is between 280-340.
Generation technology of the present invention can be that the continous way grinding system produces technology or the intermittent type grinding system produces technology.
It is specific as follows that the continous way grinding system produces technology:
Powder raw material to use 280-340 specific surface area is stored in respectively in the raw material storage tanks 1, then according to the described proportioning of the foregoing description, after with feeding machine weighing belt 2 various raw materials being measured respectively, successively the various raw materials after measuring respectively are delivered in the hybrid homogenizer 4 by spiral pipeline transfer roller 3, mixed homogenizing 10-15 minute, send in the preceding lift 5 of compound storage warehouse, lift 5 disposable mixed raw materials is transported in the compound storage warehouse 6 store before the compound storage warehouse, mixed raw materials in the storage warehouse continuously is delivered to grinder for extra thin tubes 8 opening for feeds enters in the mill by the screw feeder 7 of going into to grind under the compound storage warehouse, at selection work face diameter is the steel ball of 50-30mm, under the effect of diameter 20 * 16～20 * 12 steel sections, the just continuous delivery ratio surface-area constantly of grinder for extra thin tubes 8 discharge ports is at the building polymer powder based on composite silicate finished product of the present invention of 470-500, finished product enters sealing finished product pond 9 after successively being discharged by the grinder for extra thin tubes discharge port, in the lift 10 before storing by spiral pipeline conveyor delivery to the finished product hold-up vessel under the sealing finished product pond 9 subsequently, by lift 10 finished product is transported in the finished product hold-up vessel 11, just can have stored metering packing.
The concrete steps of intermittent type grinding production technique:
Powder raw material to employed proportioning 280-340 specific surface area is stored in respectively in the raw material storage tanks 12, then according to proportioning described in the foregoing description, after with feeding machine weighing belt 13 various raw materials being measured respectively, deliver to filler elevator 14 through pipeline conveyer, raw material after filler elevator 14 measures all respectively is delivered in the intermittent ball mill 15, behind the closure ball grinding machine charging valve port, start ball mill 15, selection work face diameter is the steel ball of 50-30mm specification, under the effect of the steel section of diameter 20 * 16～20 * 12, the disposable homogenizing of finishing in the directed 30-40 branch clock time, grinding process promptly obtains of the present invention building polymer powder based on composite silicate finished product of specific surface area at 470-500.Under the state that ball mill 15 stops, opening the charging valve port, start ball mill 15 once more and under the cooperation of the dustproof pod 16 of ball mill 15 dog-house peripheries, disposable finished product by discharging in the mill outside the mill, finished product is delivered in the sealing finished product pond 17 by the outlet of dustproof pod, be delivered in the finished product lift 19 by finished product pond interior conduit worm conveyor 18 subsequently, by the finished product lift finished product is delivered in the finished product hold-up vessel 20, just can have been carried out next step storage metering packing program.
Building polymer powder based on composite silicate of the present invention and preparation method thereof, it is selected materials, facility investment and existing manufacture of cement scale compare, its step simplifies the structure, can greatly reduce production unit, power investment (be cement mill facility investment 1%), easy to process quick, efficient significantly improves (2-3 of output when to be the cement mill in equal equipment class produce platform doubly), what all select for use because of building polymer powder based on composite silicate is powder system part system, in conjunction with existing milling equipment under the effect of grinding aid, just can be easy to just can improve the mill efficiency of material, on the basis of original powder fineness, continue to increase its specific surface area, just can greatly develop in the past can only be as the flyash of active addition of cement use, the hydraulically active of slag micropowder.In the grog that is contained in silicate, the ordinary Portland cement, the slag composition, also have potential hydraulicity potentiality, when meeting hydration reaction, meet in the water natural decomposition at levigated Wingdale, gypsum, the chemical strong of generation excites, stimulates down, just can greatly develop the hydraulicity polymerization effect of product.
Use the building polymer powder based on composite silicate of the present invention and the interior wall general goods motar economic efficiency contrast analysis of ordinary Portland cement configuration of same numeral: 42.5 ordinary Portland cements/420 yuan, 42.5 building polymer powder based on composite silicate/220 yuan with strength grade; 32.5 ordinary Portland cement/320 yuan, every cube 20 yuan/1665 kilograms of 32.6 building polymer powder based on composite silicate/170 yuan medium sands (ordinary Portland cement, the comparative analyses of building polymer powder based on composite silicate price of producing with the Inner Mongol area peak building phase) are annotated: 1.5 centimeters of following all configuration mortar wall plastering thickness:
(1) with label be 42.5 ordinary Portland cement and label be 42.5 every cube in mortar of building polymer powder based on composite silicate configuration, ton, square meter, cost contrast:
42.5 the ordinary Portland cement of label and 42.5 label building polymer powder based on composite silicate are pressed 1: 3 configuration mortar:
42.5 every cube of mortar cost of label ordinary Portland cement: 253.1 yuan/cube; Mortar cost per ton: 114 yuan of every square meters cost of plastering: 1.7 yuan;
42.5 every cube of mortar cost of label building polymer powder based on composite silicate: 142 yuan/cube; Mortar cost per ton: 63 yuan of every square meters cost of plastering: 0.95 yuan.
Comparing result: label is that 42.5 ordinary Portland cement mortar ratio label is that every cube of cost of 42.5 building polymer powder based on composite silicate mortars exceeds 111 yuan; Per ton cost exceeds 51 yuan, and every square meter cost of plastering exceeds 0.75 yuan.
(2) with label be 32.5 ordinary Portland cement, label be 32.6 every cube in mortar of building polymer powder based on composite silicate configuration, ton, the contrast of square meter cost: dispose mortar with 32.5 label cement at 1: 3 with pressing with 32.6 building polymer powder based on composite silicate:
Label is every cube of mortar costs of 32.5 ordinary Portland cements: 197.6 yuan of mortar costs per ton: 89 yuan; Every square meter cost of plastering: 1.33 yuan;
Label is every cube of mortar costs of 32.6 building polymer powder based on composite silicate: 114.35 yuan; Mortar cost per ton: 51 yuan, every square meter cost of plastering: 0.77 yuan.
Comparing result: label is that 32.5 ordinary Portland cement mortar ratio labels are that every cube of cost of building polymer powder based on composite silicate mortar of 32.6 exceeds 83 yuan; Per ton cost exceeds 38 yuan; Every square meter cost of plastering exceeds 0.56 yuan.
According to above data, demonstrate fully the economic worth and the use value of building polymer powder based on composite silicate of the present invention.
Product of the present invention reaches existing cement operative norm through entrusting national cement quality supervision inspection center to detect every performance index, ultimate compression strength reached respectively in 3 days: 11.4-14.3Mpa, 28 days ultimate compression strength 39-44Mpa, 3 days folding strengths reach respectively: 2.7-3.5Mpa, 28 days folding strength 7.1-8.5Mpa (now carrying out the BWYJ-2009 standard), it is radiationless, easy to use that product does not have burn into.Product has with global environment and the affine ecological attribute that melts altogether of atmospheric sphere.Can become firm real shape body from slurry at the following of physics and chemical action.And can bond other material and have the hydraulicity building gelling material of certain physical strength.It has the later strength height, and Sulfates is had stronger resistivity, and has the art end use value that is lower than cement price 45-50%.This product is applicable to that gelling is non-burning brick, figuline building blocks brick, hard surface, building are plastered, built by laying bricks or stones and some Infrastructure such as underground, industrial, agriculture, civilian on.The present invention does not need raw material system to join and high-temperature calcination, production process " cold operation ", and carbon dioxide zero discharge, no generation of waste, non-environmental-pollution hidden danger is a kind of building material gelling material that meets the national environmental protection industry policy.(with reference to consulting national cement quality the supervision NoW9-0149 of inspection center, NoW9-0315 report, handler: Li Ping, phone: 010-51167434 address: compound Donglou, GuanZhuang, Chaoyang District, BeiJing City).
Claims (3)
1. building polymer powder based on composite silicate, each component concentration is respectively by weight percentage: flyash: 35-40wt%, graining blast-furnace cinder micro-powder 20-30wt%, ordinary Portland cement or silicate cement: 25-35wt%, limestone powder and/or calcium hydroxide: 3-5wt%, vitriol or terra alba: 4-5wt%, cement grinding aid: 0.5-1wt%, and GB is JC/T667-2004;
The fineness of above-mentioned each component is in the 280-340 specific surface area, and the specific surface area of building polymer powder based on composite silicate is between 470-500.
2. method for preparing building polymer powder based on composite silicate, specific as follows:
1) adopt hold-up vessel that the described fineness of claim 1 is stored respectively at 280-340 specific surface area powder raw material;
2) do not measure according to the described proportioning of right claim 1 then, put into homogenizer, mixed homogenizing 10-15 minute;
3) with mixed mixture in the homogenizer by the spiral pipeline conveyor delivery to lift;
4) by lift the mixing raw material that mixes is transported in the compound storage warehouse;
5) enter in the mill by going into to grind screw feeder continuously is delivered to startup to compound from the compound storage warehouse grinder for extra thin tubes opening for feed, be under the effect of steel section of steel ball, diameter 20 * 16～20 * 12 of 50-30mm by mill inner working face format diameter, finish grinding, just obtain the building polymer powder based on composite silicate of specific surface area at 470-500.
3. method for preparing building polymer powder based on composite silicate, specific as follows:
1) adopt hold-up vessel that above-mentioned fineness is stored respectively at 280-340 specific surface area powder raw material;
2) according to the described proportioning metering of claim 1, send into lift;
3) respectively above-mentioned raw materials is delivered in the intermittent ball mill by lift;
4) the charging valve port of closure ball grinding machine, starting outfit, be under the steel section effect of steel ball, diameter 20 * 16～20 * 12 of 50-30mm in selection work face format diameter, orientation time 30-40 minute, disposable homogenizing, the grinding finished just obtains the building polymer powder based on composite silicate of specific surface area at 470-500.
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| CN200910259632A CN101712537A (en) | 2009-12-21 | 2009-12-21 | Building polymer powder based on composite silicate |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102173609A (en) * | 2011-01-04 | 2011-09-07 | 段力为 | Cement and preparation method thereof |
| CN104261705A (en) * | 2014-08-27 | 2015-01-07 | 成浩 | Fly ash synthesized cement and production method thereof |
| CN104446044A (en) * | 2014-11-26 | 2015-03-25 | 江苏博腾新材料股份有限公司 | High-performance pozzolana cement for concrete |
| CN104478375A (en) * | 2014-12-08 | 2015-04-01 | 国家电网公司 | Low strength grade concrete with sulfate corrosion resistance |
| CN110615648A (en) * | 2018-06-20 | 2019-12-27 | 尧柏特种水泥技术研发有限公司 | Decorative cement |
| CN111747707A (en) * | 2020-06-18 | 2020-10-09 | 启东海中港建材有限公司 | Impervious concrete |
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2009
- 2009-12-21 CN CN200910259632A patent/CN101712537A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102173609A (en) * | 2011-01-04 | 2011-09-07 | 段力为 | Cement and preparation method thereof |
| CN104261705A (en) * | 2014-08-27 | 2015-01-07 | 成浩 | Fly ash synthesized cement and production method thereof |
| CN104446044A (en) * | 2014-11-26 | 2015-03-25 | 江苏博腾新材料股份有限公司 | High-performance pozzolana cement for concrete |
| CN104478375A (en) * | 2014-12-08 | 2015-04-01 | 国家电网公司 | Low strength grade concrete with sulfate corrosion resistance |
| CN110615648A (en) * | 2018-06-20 | 2019-12-27 | 尧柏特种水泥技术研发有限公司 | Decorative cement |
| CN111747707A (en) * | 2020-06-18 | 2020-10-09 | 启东海中港建材有限公司 | Impervious concrete |
| CN111747707B (en) * | 2020-06-18 | 2022-04-15 | 启东海中港建材有限公司 | Impervious concrete |
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