CN105036669A - High-load-bearing Suzhou clay aerated brick - Google Patents

Abstract

The invention discloses a high-load-bearing Suzhou clay aerated brick which comprises the following raw materials in parts by weight: 0.1-0.2 part of niobium carbide, 1-2 parts of high-boron calcium borate, 4-6 parts of Suzhou clay, 1-2 parts of ammonium polyphosphate, 1-2 parts of micro-capsulated red phosphorus, 0.3-0.4 part of magnesium stearate, 2-3 parts of fast extruding furnace black, 0.1-0.2 part of diacetone alcohol, 3-4 parts of expanded perlite, 0.5-1 part of waste engine oil, 40-43 parts of ordinary Portland cement, 40-45 parts of quicklime, 300-320 parts of sand, 0.3-0.4 part of aluminum powder and 6-10 parts of a biomass resistance-boosting agent. The high-load-bearing Suzhou clay aerated brick has the advantages that such waste resources as bark and coconut shells are adopted as biomass raw powder of the biomass resistance-boosting agent; through enzyme treatment and alkaline treatment, a fiber material with relatively high flexibility can be obtained; through blending modification with glycidyl methacrylate, the surface resistance of the biomass resistance-boosting agent is improved; through combination drying with a salt solution, polyvinyl alcohol and the like, not only are the waste resources effectively recycled, but also the stability of the biomass resistance-boosting agent serving as an additive is improved.

Description

A kind of high load-bearing Suzhou soil aerated bricks

Technical field

The present invention relates generally to aerated bricks field, particularly relates to a kind of high load-bearing Suzhou soil aerated bricks.

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 high load-bearing Suzhou soil aerated bricks.

The present invention is achieved by the following technical solutions:

A kind of high load-bearing Suzhou soil aerated bricks, is characterized in that what it was made up of the raw material of following weight parts:

Niobium carbide 0.1-0.2, high boron lime borate 1-2, Suzhou soil 4-6, ammonium polyphosphate 1-2, microencapsulated powder oil 1-2, Magnesium Stearate 0.3-0.4, fast extrusion carbon black 2-3, Pyranton 0.1-0.2, pearlstone 3-4, used oil 0.5-1, ordinary Portland cement 40-43, unslaked lime 40-45, sand 300-320, aluminium powder 0.3-0.4, biomass increase anti-agent 6-10;

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 high load-bearing Suzhou as claimed in claim 1 soil aerated bricks, 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 Suzhou soil, Magnesium Stearate mixing, add 4-6 times of water, stir, add ammonium polyphosphate, be heated to 60-70 DEG C, add above-mentioned milk of lime, extrude carbon black soon, 30-50 rev/min is uniformly mixed 10-20 minute, adds the 10-20% of above-mentioned ordinary Portland cement weight, is stirred to water and does;

(2) niobium carbide, used oil, microencapsulated powder oil mixing, stir;

(3) by each raw material mixing after above-mentioned process, grinding, add each raw material of residue, add suitable quantity of water, 1800-2000 rev/min of dispersed with stirring 5-10 minute, obtains mixed slurry;

(4) 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;

(5) 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 bearing of the present invention is good, and ultimate compression strength is high, has a large amount of micropores at block interiors, and have good thermal and insulating performance, production cost is low, and the feature of environmental protection is good.

Embodiment

Embodiment 1

A kind of high load-bearing Suzhou soil aerated bricks, is characterized in that what it was made up of the raw material of following weight parts:

Niobium carbide 0.2, high boron lime borate 1, Suzhou soil 6, ammonium polyphosphate 1, microencapsulated powder oil 2, Magnesium Stearate 0.4, fast extrusion carbon black 3, Pyranton 0.2, pearlstone 4, used oil 0.5, ordinary Portland cement 43, unslaked lime 45, sand 320, aluminium powder 0.4, biomass increase anti-agent 10;

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 3:1 and the mixture abrasive dust of cocoanut husk are made by mass ratio, and particle diameter is 120 orders.

A preparation method for high load-bearing Suzhou soil aerated bricks, comprises the following steps:

(1) get 10% of above-mentioned unslaked lime weight, add 4 times of water, stir, obtain milk of lime; By Suzhou soil, Magnesium Stearate mixing, add 6 times of water, stir, add ammonium polyphosphate, be heated to 70 DEG C, add above-mentioned milk of lime, extrude carbon black soon, 50 revs/min are uniformly mixed 20 minutes, add 20% of above-mentioned ordinary Portland cement weight, are stirred to water and do;

(2) niobium carbide, used oil, microencapsulated powder oil mixing, stir;

(3) by each raw material mixing after above-mentioned process, grinding, adds each raw material of residue, adds suitable quantity of water, and 2000 revs/min of dispersed with stirring 10 minutes, obtain mixed slurry;

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

(5) 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 8.4Mpa.

Claims (2)

1. a high load-bearing Suzhou soil aerated bricks, is characterized in that what it was made up of the raw material of following weight parts:

Niobium carbide 0.1-0.2, high boron lime borate 1-2, Suzhou soil 4-6, ammonium polyphosphate 1-2, microencapsulated powder oil 1-2, Magnesium Stearate 0.3-0.4, fast extrusion carbon black 2-3, Pyranton 0.1-0.2, pearlstone 3-4, used oil 0.5-1, ordinary Portland cement 40-43, unslaked lime 40-45, sand 300-320, aluminium powder 0.3-0.4, biomass increase anti-agent 6-10;

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 high load-bearing Suzhou as claimed in claim 1 soil aerated bricks, 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 Suzhou soil, Magnesium Stearate mixing, add 4-6 times of water, stir, add ammonium polyphosphate, be heated to 60-70 DEG C, add above-mentioned milk of lime, extrude carbon black soon, 30-50 rev/min is uniformly mixed 10-20 minute, adds the 10-20% of above-mentioned ordinary Portland cement weight, is stirred to water and does;

(2) niobium carbide, used oil, microencapsulated powder oil mixing, stir;

(3) by each raw material mixing after above-mentioned process, grinding, add each raw material of residue, add suitable quantity of water, 1800-2000 rev/min of dispersed with stirring 5-10 minute, obtains mixed slurry;

(4) 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;

(5) 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.