CN104987007A - Aerated bricks made of waste phosphorus slag - Google Patents

Abstract

The invention discloses aerated bricks made of waste phosphorus slag. The aerated bricks comprise, by weight, 300-310 parts of waste phosphorus slag, 46-50 parts of quick lime, 3-5 parts of stalactite powder, 6-10 parts of quartz sand, 4-6 parts of ground calcium carbonate, 1-3 parts of silicon carbide, 0.6-1 part of lauryl mercaptan, 1-2 parts of ammonium trimolybdate, 1-2 parts of sodium diacetate, 2-3 parts of high-boron calcium borate, 0.1-0.3 part of aluminum nitride, 0.4-0.6 part of maleated rosin, 50-60 parts of ordinary portland cement, 6-10 parts of biomass resistance-increasing agent and 0.4-0.5 part of aluminite powder. The waste resources of bark and cocoanut husks are adopted as biomass raw powder of the added biomass resistance-increasing agent, a fiber material with good toughness can be obtained through enzyme treatment and alkali treatment, the fiber material and glycidyl methacrylate are subjected to blending modification, and surface resistance is improved; then, the fiber material, a saline solution and polyvinyl alcohol are mixed and dried. In this way, effective recycling of the resources is achieved, and the stability of the agent is improved.

Description

A kind of useless phosphorous slag aerated brick

Technical field

The present invention relates generally to aerated bricks field, particularly relates to a kind of useless phosphorous slag aerated brick.

Background technology

Gas concrete is a kind of novel wall material, and its unique distinction is that it is a kind of novel building walling of very light-duty heat insulating.Before gas concrete technology starts from 100 years, and that this technology of China starts is more late, and than totally having fallen behind 40 years abroad, but the development of the gas concrete industry of China is really very fast.Now domestic gas concrete technical matters level can reach international most advanced level, and existing aerated bricks, in order to reduce costs, often causes the poor performance such as kind is single, water-fast, moistureproof, heat insulating, is difficult to the growth requirement meeting society now;

A lot of biomass material such as bark, cocoanut husk is used for greatly the field such as fuel, feed at present, but still there is a lot of biomass material to remain, also there is the problems such as difficult treatment in these remaining raw materials, and the aerated bricks resource that to be social construction indispensable, if therefore excessive remaining biomass material is used for aerated bricks to produce, not only can save production cost, also process surplus resources overscale problems, thus make should have contribution for modernization construction.

Summary of the invention

The object of the invention is exactly a kind of useless phosphorous slag aerated brick.

The present invention is achieved by the following technical solutions:

A kind of useless phosphorous slag aerated brick, is characterized in that what it was made up of the raw material of following weight parts:

Useless phosphorus slag 300-310, unslaked lime 46-50, Stalactitum powder 3-5, quartz sand 6-10, water-ground limestone 4-6, silicon carbide 1-3, lauryl mercaptan 0.6-1, three ammonium molybdate 1-2, sodium Diacetate 1-2, high boron lime borate 2-3, aluminium nitride 0.1-0.3, maleated rosin 0.4-0.6, ordinary Portland cement 50-60, biomass increase anti-agent 6-10, aluminium powder 0.4-0.5;

Described biomass increasing anti-agent is made up of the raw material of following weight parts:

The former powder 160-200 of biomass, Tai-Ace S 150 3-5, fatty alcohol-polyoxyethylene ether 2-3, Rizinsan K2 A2 1-2, glycidyl methacrylate 20-30, Vinylstyrene 0.7-2, polyvinyl alcohol 2-3, aminopropyl triethoxysilane 0.6-1;

By fatty alcohol-polyoxyethylene ether, Rizinsan K2 A2 mixing, join in 40-50 times of water, add the former powder of biomass after stirring, raised temperature is 48-50 DEG C, add polygalacturonase, in the consumption of polygalacturonase and system, the mass volume ratio of water is 4-6g/l, and adjustment PH is 4-5, enzymolysis 1.5-2h, filter, Tai-Ace S 150 is joined in filtrate, stir, obtain salts solution; Filter residue being sent into concentration is soak 10-20 minute in the sodium hydroxide solution of 0.6-1%, takes out and dries, add butyl methacrylate, aminopropyl triethoxysilane, be uniformly mixed 30-40 minute, obtain the former powder of alkanisation; Join in salts solution by former for above-mentioned alkanisation powder, add each raw material of residue, standing and reacting 2-3 hour at 70-75 DEG C, filter, at 100-105 DEG C, dry 3-5 minute, to obtain final product.

The former powder of described biomass is that the bark of 3-4:1-2 and the mixture abrasive dust of cocoanut husk are made by mass ratio, and particle diameter is 100-120 order.

2, a preparation method for useless phosphorous slag aerated brick as claimed in claim 1, is characterized in that comprising the following steps:

(1) get the 10-20% of above-mentioned unslaked lime weight, add 3-4 times of water, stir, obtain milk of lime; By Stalactitum powder, quartz sand mixing, 1-2 hour is calcined at 600-700 DEG C, with aluminium nitride, silicon carbide mixing abrasive dust after cooling, add maleated rosin, three ammonium molybdates and suitable quantity of water, stir pulping, mix with above-mentioned milk of lime, stir, add lauryl mercaptan, at 70-80 DEG C, be stirred to water do, with high boron lime borate mixing abrasive dust;

(2) mixed with each raw material of residue by powder obtained above, add suitable quantity of water, 1800-2000 rev/min of dispersed with stirring 5-10 minute, obtains mixed slurry;

(3) gained mixed slurry is poured into the mold shaping, after at 40-50 DEG C precuring 1-2 hour, the demoulding, handling is cut to cutting unit, obtains fragment of brick base;

(4) fragment of brick base is put into reactor steam press maintenance, duration is 10-13h, and temperature is 190-200 DEG C, and pressure is 0.9-1.1MPa, and steam press maintenance is complete puts in storage.

Advantage of the present invention is:

The biomass added in aerated bricks of the present invention increase anti-agent and adopt waste resource bark and cocoanut husk as the former powder of biomass, through ferment treatment, alkaline purification, the good fiber material of snappiness can be obtained, with glycidyl methacrylate blending and modifying, improve surface resistive, then with the combination drying such as salts solution, polyvinyl alcohol, not only achieve the effective recycling of resource, also improve the stability of this auxiliary agent, auxiliary agent of the present invention effectively can improve the adhesive property between aerated bricks component, improves bulk strength and the stability of aerated bricks further;

Aerated bricks of the present invention is with useless phosphorus slag for main raw material, and cost is low, and the maleated rosin added can improve the adhesive property between aerated bricks component, improves resistance and the stability of finished product.

Embodiment

Embodiment 1

A kind of useless phosphorous slag aerated brick, is characterized in that what it was made up of the raw material of following weight parts:

Useless phosphorus slag 310, unslaked lime 50, Stalactitum powder 5, quartz sand 10, water-ground limestone 6, silicon carbide 1, lauryl mercaptan 0.6, three ammonium molybdate 2, sodium Diacetate 1, high boron lime borate 3, aluminium nitride 0.3, maleated rosin 0.6, ordinary Portland cement 60, biomass increase anti-agent 10, aluminium powder 0.5;

Described biomass increasing anti-agent is made up of the raw material of following weight parts:

The former powder 200 of biomass, Tai-Ace S 150 3, fatty alcohol-polyoxyethylene ether 2, Rizinsan K2 A2 2, glycidyl methacrylate 30, Vinylstyrene 0.7, polyvinyl alcohol 3, aminopropyl triethoxysilane 0.6;

By fatty alcohol-polyoxyethylene ether, Rizinsan K2 A2 mixing, join in 40 times of water, add the former powder of biomass after stirring, raised temperature is 48-50 DEG C, add polygalacturonase, in the consumption of polygalacturonase and system, the mass volume ratio of water is 4g/l, and adjustment PH is 4-5, enzymolysis 1.5h, filter, Tai-Ace S 150 is joined in filtrate, stir, obtain salts solution; Filter residue being sent into concentration is soak 20 minutes in the sodium hydroxide solution of 0.6%, takes out and dries, add butyl methacrylate, aminopropyl triethoxysilane, be uniformly mixed 40 minutes, obtain the former powder of alkanisation; Join in salts solution by former for above-mentioned alkanisation powder, add each raw material of residue, standing and reacting 2 hours at 75 DEG C, filter, at 105 DEG C, drying 5 minutes, to obtain final product.

The former powder of described biomass is that the bark of 4:1 and the mixture abrasive dust of cocoanut husk are made by mass ratio, and particle diameter is 120 orders.

A preparation method for useless phosphorous slag aerated brick, is characterized in that comprising the following steps:

(1) get 20% of above-mentioned unslaked lime weight, add 4 times of water, stir, obtain milk of lime; By Stalactitum powder, quartz sand mixing, calcine 2 hours at 700 DEG C, with aluminium nitride, silicon carbide mixing abrasive dust after cooling, add maleated rosin, three ammonium molybdates and suitable quantity of water, stir pulping, mix with above-mentioned milk of lime, stir, add lauryl mercaptan, at 80 DEG C, be stirred to water do, with high boron lime borate mixing abrasive dust;

(2) mixed with each raw material of residue by powder obtained above, add suitable quantity of water, 2000 revs/min of dispersed with stirring 10 minutes, obtain mixed slurry;

(3) gained mixed slurry is poured into the mold shaping, after precuring 2 hours at 40 DEG C, the demoulding, handling is cut to cutting unit, obtains fragment of brick base;

(4) fragment of brick base is put into reactor steam press maintenance, duration is 13h, and temperature is 200 DEG C, and pressure is 0.9-1.1MPa, and steam press maintenance is complete puts in storage.

The volume-weighted average of the present embodiment gained aerated bricks is 620kg/m3, and mean value ultimate compression strength is 8.2Mpa.

Claims (2)

1. a useless phosphorous slag aerated brick, is characterized in that what it was made up of the raw material of following weight parts:

Useless phosphorus slag 300-310, unslaked lime 46-50, Stalactitum powder 3-5, quartz sand 6-10, water-ground limestone 4-6, silicon carbide 1-3, lauryl mercaptan 0.6-1, three ammonium molybdate 1-2, sodium Diacetate 1-2, high boron lime borate 2-3, aluminium nitride 0.1-0.3, maleated rosin 0.4-0.6, ordinary Portland cement 50-60, biomass increase anti-agent 6-10, aluminium powder 0.4-0.5;

Described biomass increasing anti-agent is made up of the raw material of following weight parts:

The former powder 160-200 of biomass, Tai-Ace S 150 3-5, fatty alcohol-polyoxyethylene ether 2-3, Rizinsan K2 A2 1-2, glycidyl methacrylate 20-30, Vinylstyrene 0.7-2, polyvinyl alcohol 2-3, aminopropyl triethoxysilane 0.6-1;

By fatty alcohol-polyoxyethylene ether, Rizinsan K2 A2 mixing, join in 40-50 times of water, add the former powder of biomass after stirring, raised temperature is 48-50 DEG C, add polygalacturonase, in the consumption of polygalacturonase and system, the mass volume ratio of water is 4-6g/l, and adjustment PH is 4-5, enzymolysis 1.5-2h, filter, Tai-Ace S 150 is joined in filtrate, stir, obtain salts solution; Filter residue being sent into concentration is soak 10-20 minute in the sodium hydroxide solution of 0.6-1%, takes out and dries, add butyl methacrylate, aminopropyl triethoxysilane, be uniformly mixed 30-40 minute, obtain the former powder of alkanisation; Join in salts solution by former for above-mentioned alkanisation powder, add each raw material of residue, standing and reacting 2-3 hour at 70-75 DEG C, filter, at 100-105 DEG C, dry 3-5 minute, to obtain final product;

The former powder of described biomass is that the bark of 3-4:1-2 and the mixture abrasive dust of cocoanut husk are made by mass ratio, and particle diameter is 100-120 order.

2. a preparation method for useless phosphorous slag aerated brick as claimed in claim 1, is characterized in that comprising the following steps:

(1) get the 10-20% of above-mentioned unslaked lime weight, add 3-4 times of water, stir, obtain milk of lime; By Stalactitum powder, quartz sand mixing, 1-2 hour is calcined at 600-700 DEG C, with aluminium nitride, silicon carbide mixing abrasive dust after cooling, add maleated rosin, three ammonium molybdates and suitable quantity of water, stir pulping, mix with above-mentioned milk of lime, stir, add lauryl mercaptan, at 70-80 DEG C, be stirred to water do, with high boron lime borate mixing abrasive dust;

(2) mixed with each raw material of residue by powder obtained above, add suitable quantity of water, 1800-2000 rev/min of dispersed with stirring 5-10 minute, obtains mixed slurry;

(3) gained mixed slurry is poured into the mold shaping, after at 40-50 DEG C precuring 1-2 hour, the demoulding, handling is cut to cutting unit, obtains fragment of brick base;

(4) fragment of brick base is put into reactor steam press maintenance, duration is 10-13h, and temperature is 190-200 DEG C, and pressure is 0.9-1.1MPa, and steam press maintenance is complete puts in storage.