CN105985137A - Rare-earth-containing corrosion-resistant aerated brick and preparation method thereof - Google Patents
Rare-earth-containing corrosion-resistant aerated brick and preparation method thereof Download PDFInfo
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- CN105985137A CN105985137A CN201610213866.XA CN201610213866A CN105985137A CN 105985137 A CN105985137 A CN 105985137A CN 201610213866 A CN201610213866 A CN 201610213866A CN 105985137 A CN105985137 A CN 105985137A
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- aerated bricks
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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
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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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/02—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding chemical blowing agents
-
- 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
-
- 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
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a rare-earth-containing corrosion-resistant aerated brick which is prepared from the following raw materials in parts by weight: 40-60 parts of kaolin, 5-10 parts of basalt fiber, 20-30 parts of cement, 0.3-0.5 part of polyvinyl butyral, 3-5 parts of organic silicon resin YR3370, 2-4 parts of phenolic resin, 2-4 parts of rare-earth lanthanum oxide, 0.3-0.5 part of silane coupling agent KH-570, 1-2 parts of hydroxyethyl cellulose, 0.1-0.2 part of aluminum powder, 3-5 parts of sodium gluconate and 5-10 parts of modified silica sol. The aerated brick has the advantages of favorable water and permeation resistance, favorable crack resistance, favorable compression resistance, high durability, favorable corrosion resistance, long service life and high practicality, and is suitable for coastal and other regions.
Description
Technical field
The present invention relates to building material technical field, particularly relate to a kind of corrosion-resistant aerated bricks containing rare earth and preparation method thereof.
Background technology
Aerated bricks is as primary raw material with siliceous material (sand, flyash and containing silicon tailings etc.) and calcareous material (Calx, cement), admixture foaming agent (aluminium powder), by dispensing, stir, pour into a mould, a kind of lightweight that precuring, cutting, steam pressure, the technical process such as maintenance are made, the New Building Materials of porous, there is the good characteristics such as light weight, fire resistance is strong, high insulating effect, processability are good, price is low, it is a kind of ideal materials for wall, the most gradually replaces the tradition materials for walls such as Rhizoma Begoniae Willsonii and be widely used.But, the water absorption rate of aerated bricks is high, there is problem impervious, that cracking resistance is poor, easily produces crack in application process, the easy bubbling of its facing, comes off, and have impact on serviceability and construction quality；And commonly the property resistant to salt corrosion of aerated bricks is poor, waits seriously corroded in salt mist environment coastal, affect its service life, for meeting the market demand, need further exploitation and improvement.
Summary of the invention
The object of the invention is contemplated to make up the defect of prior art, it is provided that a kind of corrosion-resistant aerated bricks containing rare earth and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of corrosion-resistant aerated bricks containing rare earth, it is to be prepared by the raw material of following weight parts:
Kaolin 40-60, basalt fibre 5-10, cement 20-30, polyvinyl butyral resin 0.3-0.5, organic siliconresin YR3370 3-5, phenolic resin 2-4, rare earth lanthanum oxide 2-4, Silane coupling reagent KH-570 0.3-0.5, hydroxyethyl cellulose 1-2, aluminium powder 0.1-0.2, sodium gluconate 3-5, modified silicasol 5-10；
Wherein modified silicasol is prepared by the raw materials in: alkenyl succinic anhydride 0.3-0.5, guar gum 0.3-0.5, and solid content is the Ludox 10-15 of 30-40%, sodium lignin sulfonate 0.3-0.5, water 10-15；The preparation method of modified silicasol is first to be added to the water sodium lignin sulfonate and alkenyl succinic anhydride to stir, and is subsequently adding guar gum 60-80 DEG C stirring 0.5-1h, adds Ludox and stirs, to obtain final product after cooling.
The preparation method of a kind of corrosion-resistant aerated bricks containing rare earth, comprises the following steps:
(1) raw material is weighed by weight, first organic siliconresin YR3370, phenolic resin, polyvinyl butyral resin and Silane coupling reagent KH-570 are added mix homogeneously in the dehydrated alcohol of 6-10 times of weight, it is subsequently adding Kaolin, basalt fibre and cement mixing 1-2h, grind 2-4h after drying, obtain modified powder；
(2) hydroxyethyl cellulose adds 60-80 DEG C of stirring 0.5-1h in suitable quantity of water, and the modified powder added in aluminium powder and (1) after cooling stirs 5-10min under the conditions of 50-100r/min, obtains mixed slurry；
(3) be poured into after the mixed slurry in (2) being mixed with remaining raw material mould and at 50-70 DEG C precuring 1-2 hour, fragment of brick is cut into after the demoulding, so fragment of brick is sent in still kettle under the conditions of 0.4-0.6MPa, 160-180 DEG C steam-cured 3-5 hour, obtain the corrosion-resistant aerated bricks containing rare earth.
The invention have the advantage that
The present invention carries out surface coating modification by organic siliconresin and phenolic resin to Kaolin, basalt fibre, cement and rare earth lanthanum oxide mixed powder, effectively improves adhesive property and the water resistance of powder body, simultaneously works as the effect strengthened；By alkenyl succinic anhydride, guar gum modified silicasol, promote the adhesion property of Ludox；After each raw material is compounding, the aerated bricks prepared not only has good water proof anti-seepage, cracking resistance, and crushing resistance is good, durability is high, and good corrosion resistance, service life is long, it is adaptable to coastal area of waiting, practical.
Detailed description of the invention
A kind of corrosion-resistant aerated bricks containing rare earth, it is to be prepared by the raw material of following weight parts:
Kaolin 40, basalt fibre 5, cement 20, polyvinyl butyral resin 0.3, organic siliconresin YR3370 3, phenolic resin 2, rare earth lanthanum oxide 2, Silane coupling reagent KH-570 0.3, hydroxyethyl cellulose 1, aluminium powder 0.1, sodium gluconate 3, modified silicasol 5；
Wherein modified silicasol is prepared by the raw materials in: alkenyl succinic anhydride 0.3, guar gum 0.3, and solid content is the Ludox 10 of 30%, sodium lignin sulfonate 0.3, water 10；The preparation method of modified silicasol is first to be added to the water sodium lignin sulfonate and alkenyl succinic anhydride to stir, and is subsequently adding guar gum 60 DEG C stirring 0.5h, adds Ludox and stirs, to obtain final product after cooling.
The preparation method of a kind of corrosion-resistant aerated bricks containing rare earth, comprises the following steps:
(1) raw material is weighed by weight, first organic siliconresin YR3370, phenolic resin, polyvinyl butyral resin and Silane coupling reagent KH-570 are added mix homogeneously in the dehydrated alcohol of 6 times of weight, it is subsequently adding Kaolin, basalt fibre and cement mixing 1h, grinds 2h after drying, obtain modified powder；
(2) hydroxyethyl cellulose adds 60 DEG C of stirring 0.5h in suitable quantity of water, and the modified powder added in aluminium powder and (1) after cooling stirs 5min under the conditions of 50r/min, obtains mixed slurry；
(3) be poured into after the mixed slurry in (2) being mixed with remaining raw material mould and at 50 DEG C precuring 1 hour, fragment of brick is cut into after the demoulding, so fragment of brick is sent in still kettle in 0.4MPa, under the conditions of 160 DEG C steam-cured 3 hours, obtain the corrosion-resistant aerated bricks containing rare earth.
Above-mentioned prepared aerated bricks the performance test results is as follows:
Comprcssive strength: 8.6MPa；
Dried contract: 0.14mm/m；
Impervious: the time permeated completely under 0.03MPa hydraulic pressure >=10h；
Corrosion resistance: 3%NaCl soaks 120d, loss of strength 0.2%.
Claims (2)
1. the corrosion-resistant aerated bricks containing rare earth, it is characterised in that it is to be prepared by the raw material of following weight parts:
Kaolin 40-60, basalt fibre 5-10, cement 20-30, polyvinyl butyral resin 0.3-0.5, organic siliconresin YR3370 3-5, phenolic resin 2-4, rare earth lanthanum oxide 2-4, Silane coupling reagent KH-570 0.3-0.5, hydroxyethyl cellulose 1-2, aluminium powder 0.1-0.2, sodium gluconate 3-5, modified silicasol 5-10；
Described modified silicasol is prepared by the raw materials in: alkenyl succinic anhydride 0.3-0.5, guar gum 0.3-0.5, and solid content is the Ludox 10-15 of 30-40%, sodium lignin sulfonate 0.3-0.5, water 10-15；The preparation method of modified silicasol is first to be added to the water sodium lignin sulfonate and alkenyl succinic anhydride to stir, and is subsequently adding guar gum 60-80 DEG C stirring 0.5-1h, adds Ludox and stirs, to obtain final product after cooling.
The preparation method of a kind of corrosion-resistant aerated bricks containing rare earth the most according to claim 1, it is characterised in that comprise the following steps:
(1) raw material is weighed by weight, first organic siliconresin YR3370, phenolic resin, polyvinyl butyral resin and Silane coupling reagent KH-570 are added mix homogeneously in the dehydrated alcohol of 6-10 times of weight, it is subsequently adding Kaolin, basalt fibre and cement mixing 1-2h, grind 2-4h after drying, obtain modified powder；
(2) hydroxyethyl cellulose adds 60-80 DEG C of stirring 0.5-1h in suitable quantity of water, and the modified powder added in aluminium powder and (1) after cooling stirs 5-10min under the conditions of 50-100r/min, obtains mixed slurry；
(3) be poured into after the mixed slurry in (2) being mixed with remaining raw material mould and at 50-70 DEG C precuring 1-2 hour, fragment of brick is cut into after the demoulding, so fragment of brick is sent in still kettle under the conditions of 0.4-0.6MPa, 160-180 DEG C steam-cured 3-5 hour, obtain the corrosion-resistant aerated bricks containing rare earth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610213866.XA CN105985137A (en) | 2016-04-06 | 2016-04-06 | Rare-earth-containing corrosion-resistant aerated brick and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610213866.XA CN105985137A (en) | 2016-04-06 | 2016-04-06 | Rare-earth-containing corrosion-resistant aerated brick and preparation method thereof |
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| CN105985137A true CN105985137A (en) | 2016-10-05 |
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| CN201610213866.XA Pending CN105985137A (en) | 2016-04-06 | 2016-04-06 | Rare-earth-containing corrosion-resistant aerated brick and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106746877A (en) * | 2016-11-24 | 2017-05-31 | 安徽乾元管业有限公司 | High workability high fluidity machine-made sand concrete specific complex additive |
| CN111925176A (en) * | 2020-08-12 | 2020-11-13 | 深圳九州十里文化旅游发展有限公司 | Novel high-performance ecological artistic cement material and manufacturing method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105198319A (en) * | 2015-09-30 | 2015-12-30 | 安徽坤隆新型建材有限公司 | Anti-freezing mortar special for aerated bricks |
| CN105439628A (en) * | 2015-12-24 | 2016-03-30 | 铜陵丰泽建材科技有限公司 | Refractory thermal-insulation aerated brick and preparation method thereof |
-
2016
- 2016-04-06 CN CN201610213866.XA patent/CN105985137A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105198319A (en) * | 2015-09-30 | 2015-12-30 | 安徽坤隆新型建材有限公司 | Anti-freezing mortar special for aerated bricks |
| CN105439628A (en) * | 2015-12-24 | 2016-03-30 | 铜陵丰泽建材科技有限公司 | Refractory thermal-insulation aerated brick and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106746877A (en) * | 2016-11-24 | 2017-05-31 | 安徽乾元管业有限公司 | High workability high fluidity machine-made sand concrete specific complex additive |
| CN111925176A (en) * | 2020-08-12 | 2020-11-13 | 深圳九州十里文化旅游发展有限公司 | Novel high-performance ecological artistic cement material and manufacturing method thereof |
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Application publication date: 20161005 |