CN108793815A - A kind of technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator - Google Patents

A kind of technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator Download PDF

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Publication number
CN108793815A
CN108793815A CN201810712987.8A CN201810712987A CN108793815A CN 108793815 A CN108793815 A CN 108793815A CN 201810712987 A CN201810712987 A CN 201810712987A CN 108793815 A CN108793815 A CN 108793815A
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red mud
parts
ardealite
concrete accelerator
technique
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CN201810712987.8A
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Inventor
陈肖虎
金会心
唐道文
赵平源
王丽远
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Guizhou University
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Guizhou University
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    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B40/00Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/0028Aspects relating to the mixing step of the mortar preparation
    • C04B40/0039Premixtures of ingredients
    • C04B40/0042Powdery mixtures
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00Sulfur; Compounds thereof
    • C01B17/69Sulfur trioxide; Sulfuric acid
    • C01B17/74Preparation
    • C01B17/76Preparation by contact processes
    • C01B17/78Preparation by contact processes characterised by the catalyst used
    • C01B17/79Preparation by contact processes characterised by the catalyst used containing vanadium
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B20/00Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
    • C04B20/02Treatment
    • C04B20/04Heat treatment
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2103/00Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/10Accelerators; Activators
    • C04B2103/12Set accelerators

Abstract

The present invention provides the techniques of a kind of ardealite and red mud relieving haperacidity coproduction concrete accelerator, include the following steps:Ardealite, red mud, additive and modifying agent are mixed and ground, raw material are made, is sent into roasting in kiln, clinker is made;Clinker obtained is dissolved out, and is separated by solid-liquid separation;By isolated residue through flotation, sulfide is detached to obtain;The sulfide isolated is placed in processing, sulfuric acid is made;By isolated solution through evaporation, solid matter is obtained, fixed substance is crushed to obtain solid powder;Aluminum oxide clinker powder, high efficiency water reducing agent, zinc sulfate, sodium carbonate, hydroxypropyl methyl cellulose and silica flour will be added in obtained solid powder, is uniformly mixed to prepare concrete accelerator.The present invention has relieving haperacidity and prepare concrete accelerator at low cost, waste residue utilization rate height, simple for process, the high feature of concrete accelerator quality.

Description

A kind of technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator
Technical field
The present invention relates to the techniques of a kind of ardealite and red mud relieving haperacidity coproduction concrete accelerator, belong to chemical metallurgy neck Domain.
Background technology
Ardealite refer in phosphoric acid production with sulfuric acid treating phosphorite when the solid slag that generates, main component is sulfuric acid Calcium(CaSO4), content generally can reach 70-90% or so.In addition, ardealite also contains plurality of impurities:Undecomposed phosphorus ore, Phosphoric acid, calcirm-fluoride, iron, aluminium compound, acid non-soluble substance, organic matter of non-washes clean etc..Ardealite is discharged every year about in China 20000000 tons, add up nearly hundred million tons of discharge capacity.For utilization rate of the ardealite in terms of building materials less than 5%, a large amount of gypsum stacks occupy soil Ground seriously pollutes environment.
Red mud is to refine the waste generated in alumina process with bauxite.It is in crimson color muddy because it is rich in iron And it gains the name.1 ton of aluminium oxide is often produced, 1.0-2.0 tons of red mud is about generated.The year yield of China's red mud is about 1.0 hundred million tons, is tired out It is about 500,000,000 tons to count volume of cargo in storage.
Accelerator is that it is made to condense a kind of concrete external additive of hardening rapidly in incorporation concrete, and effect is to accelerate The hydration and hardening of cement forms enough intensity in a short period of time, to ensure the requirement of special construction.In existing coagulation Contain sodium aluminate in native accelerator, and the sodium aluminate generally uses bauxite or aluminium hydroxide to be prepared into sodium hydroxide processing It arrives, the preparation process complexity of sodium aluminate, production cost are high, lead to sodium aluminate price, greatly increase the life of water-repellent paint Produce cost.
It is now currently, seldom for the technology of the comprehensive utilization of ardealite and red mud, it is substantially focused on building materials and paves the way Traditional field, which results in the waste of a large amount of high value ingredients in ardealite and red mud, added value is very low.And by ardealite and Red mud comprehensive utilization comes relieving haperacidity, while the technique of coproduction concrete accelerator, has not been reported.
Goal of the invention
The object of the present invention is to provide the techniques of a kind of ardealite and red mud relieving haperacidity coproduction concrete accelerator.The present invention has There is relieving haperacidity and to prepare concrete accelerator at low cost, waste residue utilization rate is high, simple for process, the high spy of concrete accelerator quality Point.
Technical scheme of the present invention
A kind of technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator, includes the following steps:
A, ardealite, red mud, additive and modifying agent are mixed and is ground and raw material are made, be sent into roasting in kiln, clinker is made;
B, clinker made from step A is dissolved out, and is separated by solid-liquid separation;
C, by residue isolated step B through flotation, sulfide is detached to obtain;
D, the step C sulfide isolated is placed under the oxygen-enriched environment of 30-50%, is roasted 3-5 hours at 800-1200 DEG C, The flue gas generated is roasted after vanadic anhydride catalysis reaction, is absorbed using the concentrated sulfuric acid, sulfuric acid is made;
E, solution isolated step B is obtained solid matter, fixed substance is crushed to obtain solid powder through evaporation;
F, aluminum oxide clinker powder, high efficiency water reducing agent, zinc sulfate, sodium carbonate, hydroxypropyl first are added in the solid powder for obtaining step E Base cellulose and silica flour, are uniformly mixed to prepare concrete accelerator.
In the technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator above-mentioned, in step A, the red mud is to visit Ear method produces the red mud that aluminium oxide generates;The additive is sodium carbonate or caustic soda;The modifying agent is anthracite, carbon or bastard coal Stone.
In the technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator above-mentioned, in step A, in the raw material, Ardealite and Bayer red mud are according to 1:The ratio of 0.7-1.9 weight ratios mixes, and additive adding proportion presses contained Na in raw material2O And A12O3+Fe2O3The molecular proportion of summation is 1:1 addition, the mixed proportion of modifying agent are the 10-25% of raw material total weight.
In the technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator above-mentioned, in step A, the kiln is that industry is returned Rotary kiln, Industry Tunnel Kiln or industrial shaft kiln.
It is in temperature 1000- in step A in the technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator above-mentioned Roasting time 1-2 hours at 1350 DEG C.
In the technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator above-mentioned, in step B, clinker elder generation water mill After dissolve out;It is 3-6 that liquid when dissolution, which consolidates volume ratio,:1.
In the technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator above-mentioned, the liquid when dissolution consolidates volume ratio For 4-6:1.
In the technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator above-mentioned, in step E, the evaporating temperature is 80-120℃。
In the technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator above-mentioned, in step F, by weight, institute It includes 15-20 parts of solid powder, 20-25 parts of aluminum oxide clinker powder, 5-10 parts of high efficiency water reducing agent, zinc sulfate 5- to state concrete accelerator 5-10 parts of 8 parts, 10-15 parts of sodium carbonate, 2-5 parts of hydroxypropyl methyl cellulose and silica flour.
In the technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator above-mentioned, by weight, the concrete Accelerator includes 18 parts of solid powder, 23 parts of aluminum oxide clinker powder, 8 parts of high efficiency water reducing agent, 6 parts of zinc sulfate, 13 parts of sodium carbonate, hydroxypropyl 7 parts of 4 parts of ylmethyl cellulose and silica flour.
The present invention is by by ardealite and red mud reaction, recombination, making utility.The net reaction of principle is:
CaSO4(Ardealite)+ Na2O·SiO2·Al2O3(Red mud)→ Na2O·Al2O3 + CaO·SiO2↓+[sulphur]
From the reaction equation it is found that with the SiO in the CaO and red mud in ardealite2Generate calcium orthosilicate( CaO·SiO2↓)Afterwards, Obtain soluble fabulous sodium aluminate(Na2O·Al2O3).[sulphur] in reaction equation refers to adding modifying agent technique by raw material, raw At metal sulfide, main component FeS;After leaching the sodium aluminate in clinker, obtained sediment flotation can be obtained To FeS.
Advantageous effect
1, the present invention is used as raw material by ardealite and red mud, and is added after additive and modifying agent, in the work of high-temperature roasting The clinker of main silicate-containing, aluminate and sulfide is obtained under skill, and the main component of the aluminate is sodium aluminate, by aluminic acid Sodium it is water-soluble go out after may be recovered, and after solid residue flotation, obtain sulfide, sulfuric acid prepared using sulfide, pass through The sodium aluminate of recycling and other raw materials prepare concrete accelerator, due to ardealite and red mud being mainly original in entire technique Material adds other a small amount of substances and therefore greatly reduces the cost input of relieving haperacidity and concrete accelerator.Also increase The utilization rate for having added ardealite and waste red mud residues has important contribution to alleviate ardealite and red mud to the pollution of environment.
2, the present invention obtains after the solid residue flotation in technique sulfide, sulfuric acid, relieving haperacidity is prepared using sulfide Cost it is low, acid-making process is simple.
3, the present invention by raw material by roasting after, obtained ingredient is clearly demarcated, aluminium mainly with aluminic acid na form exist, profit The characteristic of water is highly soluble in sodium aluminate, can be simple and quick be isolated and be used to prepare concrete accelerator, concrete speed Solidifying agent quality is high, and concrete accelerator is at low cost.
Further to prove that the effect of the present invention, inventor have done following experiment.
1, concrete accelerator Quality Detection
Concrete accelerator in following five groups of embodiments is added in cement with the addition content of 4-5% after being configured to concrete and is observed And be detected, examining report is as follows;
As can be seen from the table above, concrete accelerator of the invention analyzes to have from data that setting time is short, intensity High advantage, concrete accelerator quality of the invention is high, the good feature of effect.
Specific implementation mode
With reference to embodiment, the present invention is further illustrated, but is not intended as the foundation limited the present invention.
The embodiment of the present invention
Embodiment 1:A kind of technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator, steps are as follows:
A, ardealite, Bayer red mud, sodium carbonate and anthracite are mixed and is ground and raw material are made, be sent into industrial rotary kiln in temperature Roasting time 2 hours at 1000 DEG C of degree, is made clinker;Wherein, ardealite and Bayer red mud are according to 1:The ratio of 0.7 weight ratio is mixed It closes, sodium carbonate adding proportion presses contained Na in raw material2O and A12O3+Fe2O3The molecular proportion of summation is 1:1 addition, it is anthracitic mixed Composition and division in a proportion example is the 10% of raw material total weight;
B, clinker made from step A is consolidated into volume ratio as 4 with liquid:1 carries out water mill dissolution, and is separated by solid-liquid separation;
C, by residue isolated step B through flotation, sulfide is detached to obtain;
D, the step C sulfide isolated is placed under 30% oxygen-enriched environment, is roasted 5 hours at 800 DEG C, roasts generation Flue gas is absorbed using the concentrated sulfuric acid after vanadic anhydride catalysis reaction, sulfuric acid is made;
E, by solution isolated step B pass through temperature be 80 DEG C at evaporate, obtain solid matter, fixed substance crushed To solid powder;
F, aluminum oxide clinker powder, high efficiency water reducing agent, zinc sulfate, sodium carbonate, hydroxypropyl first are added in the solid powder for obtaining step E Base cellulose, silica flour, are uniformly mixed to prepare concrete accelerator, wherein by weight, it is described to include 18 parts of solid powder, aluminium 23 parts of oxygen chamotte powder, 8 parts of high efficiency water reducing agent, 6 parts of zinc sulfate, 13 parts of sodium carbonate, 4 parts of hydroxypropyl methyl cellulose, 7 parts of silica flour.
Embodiment 2:A kind of technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator, steps are as follows:
A, ardealite, Bayer red mud, caustic soda and carbon are mixed and is ground and raw material are made, be sent into industrial rotary kiln in temperature 1200 Clinker is made in roasting time 1.5 hours at DEG C;Wherein, ardealite and Bayer red mud are according to 1:The ratio of 1.2 weight ratios mixes, Caustic soda adding proportion presses contained Na in raw material2O and A12O3+Fe2O3The molecular proportion of summation is 1:1 addition, the mixed proportion of carbon are made a living Expect the 15% of total weight;
B, clinker made from step A is consolidated into volume ratio as 5 with liquid:1 carries out water mill dissolution, and is separated by solid-liquid separation;
C, by residue isolated step B through flotation, sulfide is detached to obtain;
D, the step C sulfide isolated is placed under 35% oxygen-enriched environment, is roasted 4 hours at 900 DEG C, roasts generation Flue gas is absorbed using the concentrated sulfuric acid after vanadic anhydride catalysis reaction, sulfuric acid is made;
E, by solution isolated step B pass through temperature be 85 DEG C at evaporate, obtain solid matter, fixed substance crushed To solid powder;
F, aluminum oxide clinker powder, high efficiency water reducing agent, zinc sulfate, sodium carbonate, hydroxypropyl first are added in the solid powder for obtaining step E Base cellulose, silica flour, are uniformly mixed to prepare concrete accelerator, wherein by weight, it is described to include 20 parts of solid powder, aluminium 23 parts of oxygen chamotte powder, 10 parts of high efficiency water reducing agent, 5 parts of zinc sulfate, 13 parts of sodium carbonate, 4 parts of hydroxypropyl methyl cellulose, silica flour 10 Part.
Embodiment 3:A kind of technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator, steps are as follows:
A, ardealite, Bayer red mud, sodium carbonate and gangue are mixed and is ground and raw material are made, be sent into industrial rotary kiln in temperature Roasting time 1.5 hours at 1300 DEG C of degree, is made clinker;Wherein, ardealite and Bayer red mud are according to 1:The ratio of 1.4 weight ratios Mixing, sodium carbonate adding proportion press contained Na in raw material2O and A12O3+Fe2O3The molecular proportion of summation is 1:1 addition, gangue Mixed proportion is the 20% of raw material total weight;
B, clinker made from step A is consolidated into volume ratio as 6 with liquid:1 carries out water mill dissolution, and is separated by solid-liquid separation;
C, by residue isolated step B through flotation, sulfide is detached to obtain;
D, the step C sulfide isolated is placed under 45% oxygen-enriched environment, is roasted 3 hours at 1000 DEG C, roasts generation Flue gas is absorbed using the concentrated sulfuric acid after vanadic anhydride catalysis reaction, sulfuric acid is made;
E, by solution isolated step B pass through temperature be 100 DEG C at evaporate, obtain solid matter, fixed substance crushed Obtain solid powder;
F, aluminum oxide clinker powder, high efficiency water reducing agent, zinc sulfate, sodium carbonate, hydroxypropyl first are added in the solid powder for obtaining step E Base cellulose, silica flour, are uniformly mixed to prepare concrete accelerator, wherein by weight, it is described to include 20 parts of solid powder, aluminium 25 parts of oxygen chamotte powder, 5 parts of high efficiency water reducing agent, 8 parts of zinc sulfate, 10 parts of sodium carbonate, 5 parts of hydroxypropyl methyl cellulose, 5 parts of silica flour.
Embodiment 4:A kind of technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator, steps are as follows:
A, ardealite, Bayer red mud, caustic soda and gangue are mixed and is ground and raw material are made, be sent into industrial rotary kiln in temperature Clinker is made in roasting time 1 hour at 1350 DEG C;Wherein, ardealite and Bayer red mud are according to 1:The ratio of 1.7 weight ratios is mixed It closes, caustic soda adding proportion presses contained Na in raw material2O and A12O3+Fe2O3The molecular proportion of summation is 1:1 addition, the mixing of gangue Ratio is the 25% of raw material total weight;
B, clinker made from step A is consolidated into volume ratio as 5 with liquid:1 carries out water mill dissolution, and is separated by solid-liquid separation;
C, by residue isolated step B through flotation, sulfide is detached to obtain;
D, the step C sulfide isolated is placed under 45% oxygen-enriched environment, is roasted 3 hours at 1200 DEG C, roasts generation Flue gas is absorbed using the concentrated sulfuric acid after vanadic anhydride catalysis reaction, sulfuric acid is made;
E, by solution isolated step B pass through temperature be 110 DEG C at evaporate, obtain solid matter, fixed substance crushed Obtain solid powder;
F, aluminum oxide clinker powder, high efficiency water reducing agent, zinc sulfate, sodium carbonate, hydroxypropyl first are added in the solid powder for obtaining step E Base cellulose, silica flour, are uniformly mixed to prepare concrete accelerator, wherein by weight, it is described to include 17 parts of solid powder, aluminium 22 parts of oxygen chamotte powder, 5 parts of high efficiency water reducing agent, 8 parts of zinc sulfate, 12 parts of sodium carbonate, 2 parts of hydroxypropyl methyl cellulose, 9 parts of silica flour.
Embodiment 5:A kind of technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator, steps are as follows:
A, ardealite, Bayer red mud, caustic soda and anthracite are mixed and is ground and raw material are made, be sent into industrial rotary kiln in temperature Clinker is made in roasting time 2 hours at 1200 DEG C;Wherein, ardealite and Bayer red mud are according to 1:The ratio of 1.9 weight ratios is mixed It closes, caustic soda adding proportion presses contained Na in raw material2O and A12O3+Fe2O3The molecular proportion of summation is 1:1 addition, anthracitic mixing Ratio is the 20% of raw material total weight;
B, clinker made from step A is consolidated into volume ratio as 4 with liquid:1 carries out water mill dissolution, and is separated by solid-liquid separation;
C, by residue isolated step B through flotation, sulfide is detached to obtain;
D, the step C sulfide isolated is placed under 50% oxygen-enriched environment, is roasted 4 hours at 1100 DEG C, roasts generation Flue gas is absorbed using the concentrated sulfuric acid after vanadic anhydride catalysis reaction, sulfuric acid is made;
E, by solution isolated step B pass through temperature be 120 DEG C at evaporate, obtain solid matter, fixed substance crushed Obtain solid powder;
F, aluminum oxide clinker powder, high efficiency water reducing agent, zinc sulfate, sodium carbonate, hydroxypropyl first are added in the solid powder for obtaining step E Base cellulose, silica flour, are uniformly mixed to prepare concrete accelerator, wherein by weight, it is described to include 20 parts of solid powder, aluminium 25 parts of oxygen chamotte powder, 10 parts of high efficiency water reducing agent, 8 parts of zinc sulfate, 15 parts of sodium carbonate, 5 parts of hydroxypropyl methyl cellulose, silica flour 10 Part.

Claims (10)

1. the technique of a kind of ardealite and red mud relieving haperacidity coproduction concrete accelerator, which is characterized in that include the following steps:
A, ardealite, red mud, additive and modifying agent are mixed and is ground and raw material are made, be sent into roasting in kiln, clinker is made;
B, clinker made from step A is dissolved out, and is separated by solid-liquid separation;
C, by residue isolated step B through flotation, sulfide is detached to obtain;
D, the step C sulfide isolated is placed under the oxygen-enriched environment of 30-50%, is roasted 3-5 hours at 800-1200 DEG C, The flue gas generated is roasted after vanadic anhydride catalysis reaction, is absorbed using the concentrated sulfuric acid, sulfuric acid is made;
E, solution isolated step B is obtained solid matter, fixed substance is crushed to obtain solid powder through evaporation;
F, aluminum oxide clinker powder, high efficiency water reducing agent, zinc sulfate, sodium carbonate, hydroxypropyl first are added in the solid powder for obtaining step E Base cellulose and silica flour, are uniformly mixed to prepare concrete accelerator.
2. the technique of ardealite according to claim 1 and red mud relieving haperacidity coproduction concrete accelerator, it is characterised in that:Step In rapid A, the red mud is the red mud that alumina producing Bayer process generates;The additive is sodium carbonate or caustic soda;It is described to change Property agent be anthracite, carbon or gangue.
3. the technique of ardealite according to claim 1 and red mud relieving haperacidity coproduction concrete accelerator, it is characterised in that:Step In rapid A, in the raw material, ardealite and Bayer red mud are according to 1:The ratio of 0.7-1.9 weight ratios mixes, and additive adds ratio Example is by contained Na in raw material2O and A12O3+Fe2O3The molecular proportion of summation is 1:The mixed proportion of 1 addition, modifying agent is raw material gross weight The 10-25% of amount.
4. the technique of ardealite according to claim 1 and red mud relieving haperacidity coproduction concrete accelerator, it is characterised in that:Step In rapid A, the kiln is industrial rotary kiln, Industry Tunnel Kiln or industrial shaft kiln.
5. the technique of ardealite according to claim 1 and red mud relieving haperacidity coproduction concrete accelerator, it is characterised in that:Step It is roasting time 1-2 hours at 1000-1350 DEG C of temperature in rapid A.
6. the technique of ardealite according to claim 1 and red mud relieving haperacidity coproduction concrete accelerator, it is characterised in that:Step In rapid B, dissolved out after clinker elder generation water mill;It is 3-6 that liquid when dissolution, which consolidates volume ratio,:1.
7. the technique of ardealite according to claim 6 and red mud relieving haperacidity coproduction concrete accelerator, it is characterised in that:Institute It is 4-6 to state liquid when dissolution to consolidate volume ratio:1.
8. the technique of ardealite according to claim 1 and red mud relieving haperacidity coproduction concrete accelerator, it is characterised in that:Step In rapid E, the evaporating temperature is 80-120 DEG C.
9. the technique of ardealite according to claim 1 and red mud relieving haperacidity coproduction concrete accelerator, it is characterised in that:Step In rapid F, by weight, the concrete accelerator includes 15-20 parts of solid powder, 20-25 parts of aluminum oxide clinker powder, efficiently subtracts 5-10 parts of 5-10 parts of aqua, 5-8 parts of zinc sulfate, 10-15 parts of sodium carbonate, 2-5 parts of hydroxypropyl methyl cellulose and silica flour.
10. the technique of ardealite according to claim 9 and red mud relieving haperacidity coproduction concrete accelerator, it is characterised in that: By weight, the concrete accelerator includes 18 parts of solid powder, 23 parts of aluminum oxide clinker powder, 8 parts of high efficiency water reducing agent, sulfuric acid 7 parts of 6 parts of zinc, 13 parts of sodium carbonate, 4 parts of hydroxypropyl methyl cellulose and silica flour.
CN201810712987.8A 2018-07-03 2018-07-03 A kind of technique of ardealite and red mud relieving haperacidity coproduction concrete accelerator Pending CN108793815A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109485285A (en) * 2019-01-17 2019-03-19 张江涛 A kind of gunite concrete powder accelerator and preparation method thereof prepared with red mud
CN113526889A (en) * 2021-07-02 2021-10-22 山东春禾新材料研究院有限公司 Recycled aggregate and preparation method and application thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102351226A (en) * 2011-09-26 2012-02-15 中国铝业股份有限公司 Method for producing aluminum oxide from fly ash
WO2013176447A1 (en) * 2012-05-23 2013-11-28 스키너스 주식회사 Hybrid foundation structure, and method for building same
CN104310849A (en) * 2014-10-31 2015-01-28 桂林华越环保科技有限公司 Concrete accelerator
CN105776150A (en) * 2014-12-23 2016-07-20 中国科学院过程工程研究所 Method for cooperative activation of fly ash and decomposition of gypsum for recovery of sulfur resource

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102351226A (en) * 2011-09-26 2012-02-15 中国铝业股份有限公司 Method for producing aluminum oxide from fly ash
WO2013176447A1 (en) * 2012-05-23 2013-11-28 스키너스 주식회사 Hybrid foundation structure, and method for building same
CN104310849A (en) * 2014-10-31 2015-01-28 桂林华越环保科技有限公司 Concrete accelerator
CN105776150A (en) * 2014-12-23 2016-07-20 中国科学院过程工程研究所 Method for cooperative activation of fly ash and decomposition of gypsum for recovery of sulfur resource

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
厉衡隆 等主编: "《铝冶炼生产技术手册》", 31 July 2011, 冶金工业出版社 *
朱绍忠 等编译: "《应用化学手册》", 28 February 1989, 上海科学技术出版社出版 *
王福元 等主编: "《粉煤灰利用手册》", 31 July 1997, 中国电力出版社 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109485285A (en) * 2019-01-17 2019-03-19 张江涛 A kind of gunite concrete powder accelerator and preparation method thereof prepared with red mud
CN113526889A (en) * 2021-07-02 2021-10-22 山东春禾新材料研究院有限公司 Recycled aggregate and preparation method and application thereof
CN113526889B (en) * 2021-07-02 2022-04-29 山东春禾新材料研究院有限公司 Recycled aggregate and preparation method and application thereof

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