CN103641390A - Compound bubble mortar for lightweight concrete - Google Patents

Abstract

The invention discloses compound bubble mortar for lightweight concrete, which is prepared by the following raw materials by weight: 30-40 parts of common cement, 0.2-0.4 parts of chromium potassium sulphate, 0.1-0.2 parts of aluminium powder, 0.01-0.04 parts of peregal, 1-2 parts of water-soluble phenolic resin, 1-2 parts of calcium sulfate hemihydrates, 0.4-1.5 parts of alumina powder, 1-2 parts of nanometer silica, 0.4-0.8 parts of sodium polyacrylat, 1.5-3 parts of polypropylene fiber of 6.5-9mm, 1-2 parts of hydroxypropylmethyl cellose, 1-2 parts of calcium stearate, 2-4 parts of water glass adhesive with 40-60% of solid content, 8-10 parts of polyphenyl granule, 0.2-0.5 parts of methyl cellulose ether, and 4-6 parts of modified filler.

Description

The composite bubble mortar of a kind of light weight concrete

Technical field

The present invention relates to thermal insulation mortar field, is exactly the composite bubble mortar of a kind of light weight concrete.

Background technology

Thermal insulation mortar refers to and is mixed by isolation-type lagging material and mortar material, for constructing a kind of material of construction of building surface thermal insulation layer.

The anticracking grout of thermal insulation mortar and corresponding system thereof, be adapted to multilayer structure Steel Concrete, gas concrete, lay bricks, outer insulation plastering engineering and the interior insulation plastering engineering of the body of wall such as vitrified brick and no-firing brick, also very applicable for the insulation improvement project of current all kinds of old buildings.

Summary of the invention

The object of the present invention is to provide the composite bubble mortar of a kind of light weight concrete.

Above-mentioned purpose realizes by following scheme:

The composite bubble mortar of a kind of light weight concrete, it is characterized in that: it is that raw material by following weight parts makes: Portland cement 30-40, potassium chromium sulfate 0.2-0.4, aluminium powder 0.1-0.2, peregal 0.01-0.04, water soluble phenol resin 1-2, calcium sulphate hemihydrate 1-2, aluminum oxide powder 0.4-1.5, nano silicon 1-2, sodium polyacrylate 0.4-0.8, length is the polypropylene fibre 1.5-3 of 6.5-9mm, HPMC 1-2, calcium stearate 1-2, solids content is the water glass adhesive 2-4 of 40-60%, granular polystyrene 8-10, methyl cellulose ether 0.2-0.5, modified filler 4-6,

Described Modification material is made by the raw material of following weight part:

Wollastonite 10-12, alunite 3-6, molding sand 4-6, dioctyl maleate 0.2-0.5, Magnesium Stearate 1-2, clorafin 0.3-0.5, chitosan 0.2-0.4;

The preparation method of described Modification material is:

(1) by after alunite, wollastonite fragmentation, at 300-400 ℃, calcine 1-2 hour, take out, then add and be equivalent in hydrogen peroxide that its weight 3-4 concentration is doubly 10-20%, under 300-500 rev/min, stir 5-10 minute, take out, deionized water is dry after cleaning, then mixes with molding sand, add again and work as in the Silane coupling agent KH550 of above-mentioned raw materials gross weight 1-2%, the Radix Angelicae Sinensis oil of 1-2%, stirring reaction 1-2h at 20-30 ℃, obtains modified mineral powder;

(2) to put into concentration be that the sodium carbonate solution of 3-6% soaked after 1-2 hour to modified mineral powder, then take out, and deionized water wash is dry, then with all the other raw material blendings, at 50-60 ℃, 80-120 rev/min is stirred after 10-20 minute and get final product.

The composite bubble mortar of described a kind of light weight concrete, is characterized in that:

It is that raw material by following weight parts makes: Portland cement 40, potassium chromium sulfate 0.4, aluminium powder 0.2, peregal 0.04, the water glass adhesive 4 that the polypropylene fibre 1.8 that water soluble phenol resin 2, calcium sulphate hemihydrate 2, aluminum oxide powder 1.5, nano silicon 2, sodium polyacrylate 0.8, length are 6.5-9mm, HPMC 2, calcium stearate 1, solids content are 40-60%, granular polystyrene 10, methyl cellulose ether 0.5, modified filler 4;

Described Modification material is made by the raw material of following weight part:

Wollastonite 10, alunite 6, molding sand 6, dioctyl maleate 0.5, Magnesium Stearate 1, clorafin 0.5, chitosan 0.4;

The preparation method of described Modification material is:

(1) by after alunite, wollastonite fragmentation, at 400 ℃, calcine 2 hours, take out, then add and be equivalent in hydrogen peroxide that the concentration of 4 times of its weight is 15%, under 500 revs/min, stir 10 minutes, take out, deionized water is dry after cleaning, then mixes with molding sand, add again and work as in the Silane coupling agent KH550 of above-mentioned raw materials gross weight 1%, 2% Radix Angelicae Sinensis oil, stirring reaction 2h at 30 ℃, obtains modified mineral powder;

(2) to put into concentration be that 4% sodium carbonate solution soaked after 2 hours to modified mineral powder, then take out, and deionized water wash is dry, then with all the other raw material blendings, at 60 ℃, 20 revs/min are stirred after 20 minutes and get final product.

Beneficial effect of the present invention is: the present invention is multi-usage dry-mix, by regulating the bubbles volume in light soils, both can be used as thermal insulation mortar, also can be for making aerated bricks, and easy construction, saves time.

Embodiment

The composite bubble mortar of described a kind of light weight concrete, it is that raw material by following weight kg makes: Portland cement 40, potassium chromium sulfate 0.4, aluminium powder 0.2, peregal 0.04, the water glass adhesive 4 that the polypropylene fibre 1.8 that water soluble phenol resin 2, calcium sulphate hemihydrate 2, aluminum oxide powder 1.5, nano silicon 2, sodium polyacrylate 0.8, length are 6.5-9mm, HPMC 2, calcium stearate 1, solids content are 40-60%, granular polystyrene 10, methyl cellulose ether 0.5, modified filler 4;

Described Modification material is made by the raw material of following weight kg:

Wollastonite 10, alunite 6, molding sand 6, dioctyl maleate 0.5, Magnesium Stearate 1, clorafin 0.5, chitosan 0.4;

The preparation method of described Modification material is:

(1) by after alunite, wollastonite fragmentation, at 400 ℃, calcine 2 hours, take out, then add and be equivalent in hydrogen peroxide that the concentration of 4 times of its weight is 15%, under 500 revs/min, stir 10 minutes, take out, deionized water is dry after cleaning, then mixes with molding sand, add again and work as in the Silane coupling agent KH550 of above-mentioned raw materials gross weight 1%, 2% Radix Angelicae Sinensis oil, stirring reaction 2h at 30 ℃, obtains modified mineral powder;

(2) to put into concentration be that 4% sodium carbonate solution soaked after 2 hours to modified mineral powder, then take out, and deionized water wash is dry, then with all the other raw material blendings, at 60 ℃, 20 revs/min are stirred after 20 minutes and get final product.

The preparation method of the composite bubble mortar of a kind of light weight concrete is: will after all raw material blendings, obtain dry-mix.

Products obtained therefrom test result is as follows:

Claims (2)

1. the composite bubble mortar of light weight concrete, it is characterized in that: it is that raw material by following weight parts makes: Portland cement 30-40, potassium chromium sulfate 0.2-0.4, aluminium powder 0.1-0.2, peregal 0.01-0.04, water soluble phenol resin 1-2, calcium sulphate hemihydrate 1-2, aluminum oxide powder 0.4-1.5, nano silicon 1-2, sodium polyacrylate 0.4-0.8, length is the polypropylene fibre 1.5-3 of 6.5-9mm, HPMC 1-2, calcium stearate 1-2, solids content is the water glass adhesive 2-4 of 40-60%, granular polystyrene 8-10, methyl cellulose ether 0.2-0.5, modified filler 4-6,

Described Modification material is made by the raw material of following weight part:

Wollastonite 10-12, alunite 3-6, molding sand 4-6, dioctyl maleate 0.2-0.5, Magnesium Stearate 1-2, clorafin 0.3-0.5, chitosan 0.2-0.4;

The preparation method of described Modification material is:

(1) by after alunite, wollastonite fragmentation, at 300-400 ℃, calcine 1-2 hour, take out, then add and be equivalent in hydrogen peroxide that its weight 3-4 concentration is doubly 10-20%, under 300-500 rev/min, stir 5-10 minute, take out, deionized water is dry after cleaning, then mixes with molding sand, add again and work as in the Silane coupling agent KH550 of above-mentioned raw materials gross weight 1-2%, the Radix Angelicae Sinensis oil of 1-2%, stirring reaction 1-2h at 20-30 ℃, obtains modified mineral powder;

(2) to put into concentration be that the sodium carbonate solution of 3-6% soaked after 1-2 hour to modified mineral powder, then take out, and deionized water wash is dry, then with all the other raw material blendings, at 50-60 ℃, 80-120 rev/min is stirred after 10-20 minute and get final product.

2. the composite bubble mortar of a kind of light weight concrete according to claim 1, is characterized in that:

It is that raw material by following weight parts makes: Portland cement 40, potassium chromium sulfate 0.4, aluminium powder 0.2, peregal 0.04, the water glass adhesive 4 that the polypropylene fibre 1.8 that water soluble phenol resin 2, calcium sulphate hemihydrate 2, aluminum oxide powder 1.5, nano silicon 2, sodium polyacrylate 0.8, length are 6.5-9mm, HPMC 2, calcium stearate 1, solids content are 40-60%, granular polystyrene 10, methyl cellulose ether 0.5, modified filler 4;

Described Modification material is made by the raw material of following weight part:

Wollastonite 10, alunite 6, molding sand 6, dioctyl maleate 0.5, Magnesium Stearate 1, clorafin 0.5, chitosan 0.4;

The preparation method of described Modification material is:

(1) by after alunite, wollastonite fragmentation, at 400 ℃, calcine 2 hours, take out, then add and be equivalent in hydrogen peroxide that the concentration of 4 times of its weight is 15%, under 500 revs/min, stir 10 minutes, take out, deionized water is dry after cleaning, then mixes with molding sand, add again and work as in the Silane coupling agent KH550 of above-mentioned raw materials gross weight 1%, 2% Radix Angelicae Sinensis oil, stirring reaction 2h at 30 ℃, obtains modified mineral powder;

(2) to put into concentration be that 4% sodium carbonate solution soaked after 2 hours to modified mineral powder, then take out, and deionized water wash is dry, then with all the other raw material blendings, at 60 ℃, 20 revs/min are stirred after 20 minutes and get final product.