CN105481326A - Alkali efflorescence prevention sulphate aluminium cement product and preparation method thereof - Google Patents
Alkali efflorescence prevention sulphate aluminium cement product and preparation method thereof Download PDFInfo
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- CN105481326A CN105481326A CN201511023532.8A CN201511023532A CN105481326A CN 105481326 A CN105481326 A CN 105481326A CN 201511023532 A CN201511023532 A CN 201511023532A CN 105481326 A CN105481326 A CN 105481326A
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- Prior art keywords
- accumulation
- salt
- surface soil
- aluminosulfate cement
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Classifications
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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
- C04B28/06—Aluminous cements
-
- 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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
-
- 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
- C04B2111/2023—Resistance against alkali-aggregate reaction
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention belongs to the technical field of building material coatings and particularly relates to an alkali efflorescence prevention sulphate aluminium cement product and a preparation method thereof. The alkali efflorescence prevention sulphate aluminium cement product is characterized by being composed of, by weight, 50-80 parts of sulphate aluminium cement, 8-15 parts of coal ash, 7-12 parts of silica ash, 8-12 parts of glass fibers, 30-90 parts of water, 2-5 parts of retarder, 3-5 parts of a water-retaining agent, 3-5 parts of thickener and 5-8 parts of alkali efflorescence inhibitor. The alkali efflorescence prevention sulphate aluminium cement product is reasonable in formula and convenient to use; the anti-deformation sulphate aluminium cement product is smooth in surface and high in seepage resistance, water resistance, corrosion resistance and the like and free of alkali efflorescence in the long-term use process.
Description
Technical field
The invention belongs to material of construction application techniques field, relate to a kind of anti-accumulation of salt in the surface soil aluminosulfate cement goods and preparation method thereof specifically.
Background technology
At present, structural lumber adopts the favor being more and more subject to people of modularized production, modularized production sheet material brings new revolutionary character impact to construction industry, building cost is reduced, the time of building shortens greatly, but, the cement sheet material surface of modularized production after a time, have the accumulation of salt in the surface soil, there is large-area bloom, Producing reason be system component and ratio incorrect, run into atmospheric oxidation and produce white powder material, material internal ingredient breakdown glows, the cement sheet material face of the accumulation of salt in the surface soil rings water-intake rate, erosion resistance is poor, water resisting property is poor, impervious difference, work-ing life shortens, affect apparent, reduce the bonding force of coating and sheet material, impact uses.
The information being disclosed in this background technology part is only intended to increase the understanding to general background of the present invention, and should not be regarded as admitting or imply in any form that this information structure has been prior art that persons skilled in the art are known.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of anti-accumulation of salt in the surface soil aluminosulfate cement goods and preparation method thereof.This cement products adopts the formula of independent research, and adopt traditional method preparation, the sheet material made is without the accumulation of salt in the surface soil.
Technical scheme provided by the invention is:
A kind of anti-accumulation of salt in the surface soil aluminosulfate cement goods, comprise following component: aluminosulfate cement 50-80 part, flyash 8-15 part by weight, silicon ash 7-12 part, glass fibre 8-12 part, water 30-90 part, retardant 2-5 part, water-holding agent 3-5 part, thickening material 3-5 part, accumulation of salt in the surface soil inhibitor 5-8 part.
As preferably, described retardant is borax, Sodium Pyrosulfite, AMPS, phosphogypsum, alunite, phosphorus trichloride, at least one in 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid and Amino Trimethylene Phosphonic Acid.
As preferably, described water-holding agent is magnesium chloride, tea saponin, sodium hydroxide, diatomite, expanded vermiculite, 6-aminopurine phosphate, at least one in polygorskite and zinc sulfate.
As preferably, described thickening material is methyl methacrylate, methylene bisacrylamide phthalein amine, the different nonyl phenolic ether of ethoxylation, at least one in 2-acrylamide-2-methyl isophthalic acid-propane sulfonate and acrylyl oxy-ethyl-trimethyl salmiac.
As preferably, described accumulation of salt in the surface soil inhibitor is rhombspar powder, zinc powder, thiourea peroxide, butyl glycol ether, 1-laurylene, at least one in ammonium formiate and secondary octanone.
Present invention also offers the preparation method of described preventing deformation aluminosulfate cement goods, comprise the following steps:
(1) first by aluminosulfate cement, flyash, silicon ash, glass fibre is added to the water stirring 2-10min;
(2) then add water-holding agent, thickening material, after accumulation of salt in the surface soil inhibitor, stir 1min, leave standstill 5-10min;
(3) then add retardant, stir 1-2min, send into roller horizontal line production plant, enter the filling roller of template and produce wet panel all one's life, send into a maintenance of caring the car after cutting, maintenance is complete, namely obtains described anti-accumulation of salt in the surface soil aluminosulfate cement goods.
Compared with prior art, the present invention has following beneficial effect:
(1) anti-accumulation of salt in the surface soil aluminosulfate cement article formulations of the present invention is reasonable, easy to use.
(2) performances such as anti-accumulation of salt in the surface soil aluminosulfate cement article outer surface of the present invention is smooth, impervious, water-fast, anticorrosive are strong.
(3) not easily there is the accumulation of salt in the surface soil in surface in anti-accumulation of salt in the surface soil aluminosulfate cement goods of the present invention in the process of life-time service.
Embodiment
Below in conjunction with embodiment, the specific embodiment of the present invention is described in detail, but is to be understood that protection scope of the present invention not by the restriction of embodiment.
Clearly represent unless otherwise other, otherwise in whole specification sheets and claims, term " comprise " or its conversion as " comprising " or " including " etc. by be understood to include the element of stating or integral part, and do not get rid of other element or other integral part.
embodiment 1:
A kind of anti-accumulation of salt in the surface soil aluminosulfate cement goods, comprise following component: aluminosulfate cement 50 parts, 8 parts, flyash by weight, silicon ash 7 parts, 8 parts, glass fibre, 30 parts, water, retardant 2 parts, water-holding agent 3 parts, thickening material 3 parts, 5 parts, accumulation of salt in the surface soil inhibitor; Described retardant is borax; Described water-holding agent is magnesium chloride; Described thickening material is methyl methacrylate; Described accumulation of salt in the surface soil inhibitor is rhombspar powder.
The preparation method of described anti-accumulation of salt in the surface soil aluminosulfate cement goods, comprises the following steps:
(1) first by aluminosulfate cement, flyash, silicon ash, glass fibre is added to the water stirring 2min;
(2) then add water-holding agent, thickening material, after accumulation of salt in the surface soil inhibitor, stir 1min, leave standstill 5min;
(3) then add retardant, stir 1min, send into roller horizontal line production plant, enter the filling roller of template and produce wet panel all one's life, send into a maintenance of caring the car after cutting, maintenance is complete, namely obtains described anti-accumulation of salt in the surface soil aluminosulfate cement goods.
embodiment 2:
A kind of anti-accumulation of salt in the surface soil aluminosulfate cement goods, comprise following component: aluminosulfate cement 80 parts, 15 parts, flyash by weight, silicon ash 12 parts, 12 parts, glass fibre, 90 parts, water, retardant 5 parts, water-holding agent 5 parts, thickening material 5 parts, 8 parts, accumulation of salt in the surface soil inhibitor; Described retardant is Sodium Pyrosulfite; Described water-holding agent is tea saponin; Described thickening material is methylene bisacrylamide phthalein amine; Described accumulation of salt in the surface soil inhibitor is thiourea peroxide.
The preparation method of described anti-accumulation of salt in the surface soil aluminosulfate cement goods, comprises the following steps:
(1) first by aluminosulfate cement, flyash, silicon ash, glass fibre is added to the water stirring 10min;
(2) then add water-holding agent, thickening material, after accumulation of salt in the surface soil inhibitor, stir 1min, leave standstill 10min;
(3) then add retardant, stir 2min, send into roller horizontal line production plant, enter the filling roller of template and produce wet panel all one's life, send into a maintenance of caring the car after cutting, maintenance is complete, namely obtains described anti-accumulation of salt in the surface soil aluminosulfate cement goods.
embodiment 3:
A kind of anti-accumulation of salt in the surface soil aluminosulfate cement goods, comprise following component: aluminosulfate cement 60 parts, 10 parts, flyash by weight, silicon ash 10 parts, 10 parts, glass fibre, 60 parts, water, retardant 3 parts, water-holding agent 4 parts, thickening material 4 parts, 7 parts, accumulation of salt in the surface soil inhibitor; Described retardant is phosphorus trichloride; Described water-holding agent is diatomite; Described thickening material is the different nonyl phenolic ether of ethoxylation; Described accumulation of salt in the surface soil inhibitor is butyl glycol ether.
The preparation method of described anti-accumulation of salt in the surface soil aluminosulfate cement goods, comprises the following steps:
(1) first by aluminosulfate cement, flyash, silicon ash, glass fibre is added to the water stirring 8min;
(2) then add water-holding agent, thickening material, after accumulation of salt in the surface soil inhibitor, stir 1min, leave standstill 8min;
(3) then add retardant, stir 1.5min, send into roller horizontal line production plant, enter the filling roller of template and produce wet panel all one's life, send into a maintenance of caring the car after cutting, maintenance is complete, namely obtains described anti-accumulation of salt in the surface soil aluminosulfate cement goods.
comparative example 1:
A kind of aluminosulfate cement goods, comprise following component: aluminosulfate cement 60 parts, 10 parts, flyash by weight, silicon ash 10 parts, 10 parts, glass fibre, 60 parts, water.
The preparation method of described aluminosulfate cement goods is with embodiment 3.
embodiment 4: the performance measurement of anti-accumulation of salt in the surface soil aluminosulfate cement goods of the present invention
Adopt 300KN (WE30) universal hydraulic testing machine (testing tool is AEC-201 type strength of cement trier) to measure its folding strength in the aluminosulfate cement goods of preparation in embodiment 1-3, comparative example 1, test result is in table 1.
The performance measurement of table 1 anti-accumulation of salt in the surface soil aluminosulfate cement goods of the present invention
As can be seen from Table 1, the folding strength of anti-accumulation of salt in the surface soil aluminosulfate cement goods of the present invention is far above comparative example 1, and apparent smooth, also occurs without the accumulation of salt in the surface soil after 2 years in use.
embodiment 5: the water tolerance of anti-accumulation of salt in the surface soil aluminosulfate cement goods of the present invention measures
5.1 test materialss and method
Test materials uses embodiment of the present invention 1-3 and the aluminosulfate cement goods obtained by comparative example 1.
Get 4 blocks of sheet materials, with paraffin and rosin blend (mass ratio 1:1), sheet material edge and the back side are closed.Then immerse 1/2 of sheet material area in the tap water of room temperature, observe, till surface appearance foaming, efflorescence, peeling off
5.2 test results and analysis
The water tolerance of table 2 anti-accumulation of salt in the surface soil aluminosulfate cement goods of the present invention measures
As can be seen from Table 2, the water tolerance of anti-accumulation of salt in the surface soil aluminosulfate cement goods of the present invention is far above comparative example 1.
Through performance test, sheet material of the present invention meets relevant national standard.Apply the cement products smooth surface of formula preparation of the present invention, occur without accumulation of salt in the surface soil situation, erosion resistance is strong, and impermeability is strong, and during outer painting coating, cementability is strong.
The aforementioned description to concrete exemplary of the present invention is to illustrate and the object of illustration.These descriptions not want the present invention to be defined as disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.The object selected exemplary embodiment and describe is to explain certain principles of the present invention and practical application thereof, thus those skilled in the art can be realized and utilize various different exemplary of the present invention and various different selection and change.Scope of the present invention is intended to limited by claims and equivalents thereof.
Claims (6)
1. an anti-accumulation of salt in the surface soil aluminosulfate cement goods, it is characterized in that, comprise following component by weight: aluminosulfate cement 50-80 part, flyash 8-15 part, silicon ash 7-12 part, glass fibre 8-12 part, water 30-90 part, retardant 2-5 part, water-holding agent 3-5 part, thickening material 3-5 part, accumulation of salt in the surface soil inhibitor 5-8 part.
2. anti-accumulation of salt in the surface soil aluminosulfate cement goods according to claim 1, is characterized in that: described retardant is borax, Sodium Pyrosulfite, AMPS, phosphogypsum, alunite, phosphorus trichloride, at least one in 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid and Amino Trimethylene Phosphonic Acid.
3. anti-accumulation of salt in the surface soil aluminosulfate cement goods according to claim 1, is characterized in that: described water-holding agent is magnesium chloride, tea saponin, sodium hydroxide, diatomite, expanded vermiculite, 6-aminopurine phosphate, at least one in polygorskite and zinc sulfate.
4. anti-accumulation of salt in the surface soil aluminosulfate cement goods according to claim 1, it is characterized in that: described thickening material is methyl methacrylate, methylene bisacrylamide phthalein amine, the different nonyl phenolic ether of ethoxylation, at least one in 2-acrylamide-2-methyl isophthalic acid-propane sulfonate and acrylyl oxy-ethyl-trimethyl salmiac.
5. anti-accumulation of salt in the surface soil aluminosulfate cement goods according to claim 1, is characterized in that: described accumulation of salt in the surface soil inhibitor is rhombspar powder, zinc powder, thiourea peroxide, butyl glycol ether, 1-laurylene, at least one in ammonium formiate and secondary octanone.
6., according to the preparation method of the arbitrary described preventing deformation aluminosulfate cement goods of claim 1-5, it is characterized in that, comprise the following steps:
(1) first by aluminosulfate cement, flyash, silicon ash, glass fibre is added to the water stirring 2-10min;
(2) then add water-holding agent, thickening material, after accumulation of salt in the surface soil inhibitor, stir 1min, leave standstill 5-10min;
(3) then add retardant, stir 1-2min, send into roller horizontal line production plant, enter the filling roller of template and produce wet panel all one's life, send into a maintenance of caring the car after cutting, maintenance is complete, namely obtains described anti-accumulation of salt in the surface soil aluminosulfate cement goods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511023532.8A CN105481326A (en) | 2015-12-30 | 2015-12-30 | Alkali efflorescence prevention sulphate aluminium cement product and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201511023532.8A CN105481326A (en) | 2015-12-30 | 2015-12-30 | Alkali efflorescence prevention sulphate aluminium cement product and preparation method thereof |
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| CN105481326A true CN105481326A (en) | 2016-04-13 |
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| CN201511023532.8A Pending CN105481326A (en) | 2015-12-30 | 2015-12-30 | Alkali efflorescence prevention sulphate aluminium cement product and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018040558A1 (en) * | 2016-08-30 | 2018-03-08 | 卓达新材料科技集团威海股份有限公司 | Method for preparing aerogel composite sandstone plate with construction waste as aggregate and industrial solid waste as admixture |
| CN108314399A (en) * | 2018-03-09 | 2018-07-24 | 深圳摩盾环保新材料有限公司 | A kind of gypsum base preventing the accumulation of salt in the surface soil pours mortar material and preparation method thereof |
| CN112279547A (en) * | 2020-11-09 | 2021-01-29 | 漳州庆铭工艺品有限公司 | Composition solution and method for removing surface crystals of low-alkali sulphoaluminate cement product |
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| CN112279547A (en) * | 2020-11-09 | 2021-01-29 | 漳州庆铭工艺品有限公司 | Composition solution and method for removing surface crystals of low-alkali sulphoaluminate cement product |
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