CN104276788A - Water-resistant thermal-insulation wallboard and preparation method thereof - Google Patents

Abstract

The invention relates to a water-resistant thermal-insulation wallboard which is prepared from the following raw materials in parts by weight: 0.4-0.7 part of monoethanolamine benzoate, 1-2 parts of coal powder, 2-3 parts of gypsum, 1-2 parts of superfine barium sulfate, 0.3-0.6 part of anhydrous calcium aluminate, 2-3 parts of loess, 4-6 parts of aluminum oxide, 10-14 parts of carbide slag, 30-35 parts of cement, 2-3 parts of manganese ore, 2-4 parts of potash feldspar, 1-2 parts of acrylic acid emulsion, 5-8 parts of glass flake, 3-5 parts of foamed PS (polystyrene) granule, a right amount of alkali-resistant glass fiber mesh fabric, 25-30 parts of modified activated carbon and a right amount of water. The glass flake enhances the water resistance and strength of the wallboard; the modified activated carbon enhances the thermal-insulation property, has the effects of resisting bacteria endurably and releasing aroma and is beneficial to human health; and the carbide slag and other raw materials used for granulation enhance the thermal-insulation property of the thermal-insulation wallboard and reduce the environmental pollution.

Description

A kind of water tolerance heat-insulation wall plate and preparation method thereof

Technical field

The invention belongs to building material field, particularly relate to a kind of water tolerance heat-insulation wall plate and preparation method thereof.

Background technology

Flourish along with construction industry, the continuous exhaustion of the energy, also has the impact of Global warming, reduces building energy consumption, improves energy utilization rate, has been subject to concern and the attention of the whole society.Performance of heat protective material for building is at present very different, there is the shortcomings such as intensity is low, heat retaining property is good not, price is high, poor durability, water-fast and erosion resistance is bad, environment is had to pollution, flame retardant resistance is bad, needs to improve.

It is light that gac has quality, and hole is flourishing, and the feature of excellent adsorption, if add in lagging material, not only has good heat-insulating property.Gac has good absorption property, can adsorb useful material, smell, then slow releasing, plays wholesome effect.

Summary of the invention

The object of the present invention is to provide a kind of water tolerance heat-insulation wall plate and preparation method thereof, this heat-insulation wall plate water-tolerant, intensity are high, good heat insulating, also have the effect of durable antibiotic, release fragrance, useful HUMAN HEALTH, and decrease environmental pollution.

Technical scheme of the present invention is as follows:

A kind of water tolerance heat-insulation wall plate, is characterized in that being made up of the raw material of following weight part: monoethanolamine benzoate 0.4-0.7, coal dust 1-2, gypsum 2-3, ultra-fine barium sulfate 1-2, anhydrous calcium aluminate 0.3-0.6, loess 2-3, aluminum oxide 4-6, carbide slag 10-14, cement 30-35, manganese ore 2-3, potassium felspar sand 2-4, ACRYLIC EMULSION 1-2, glass flake 5-8, foam PS particle 3-5, alkali-proof glass fiber mesh is appropriate, modified activated carbon 25-30, water are appropriate;

Described modified activated carbon is made up of the raw material of following weight part: tarragon 2-3, leaf of tea tree 2-3, Cortex cinnamomi camphorae 2-3, diatomite 2-3, sandalwood chip 3-5,50-60% aqueous ethanolic solution are appropriate, gac 20-25, silane resin acceptor kh-550 0.5-0.7; Preparation method is: by tarragon, leaf of tea tree, Cortex cinnamomi camphorae, sandalwood chip breakers, adds the 50-60% aqueous ethanolic solution of 25-30 times of weight, is heated to 70-80 DEG C, stirs 30-40 minute, filters to obtain slurry, add diatomite, stir; Activity charcoal powder is broken into the particle of 1-5mm, adds in described slurry, soak 6-8 hour, dry for standby; Silane resin acceptor kh-550 is added the 50-60% aqueous ethanolic solution of 5-6 times of weight, stir, then be sprayed at activated carbon granule surface equably, oven dry limit, limit does not stop to stir activated carbon granule, prevents adhesion, dries to over dry, to obtain final product.

The preparation method of described water tolerance heat-insulation wall plate, is characterized in that comprising the following steps:

(1) by loess, aluminum oxide, carbide slag, manganese ore, potassium felspar sand mixing, be ground into 100-200 order particle, mix with coal dust, add the water of 7-9% weight part, granulation, particle diameter is at 3-9mm, send in calcining furnace, pre-burning 10-20 minute at 300-400 DEG C, sinters at 1100-1200 DEG C, takes out and obtains particle;

(2) particle mixing cement, gypsum, ultra-fine barium sulfate, glass flake, modified activated carbon, (1) step obtained, sends in mortar mixer and stirs, be that 0.3-0.5 adds water, stir and obtain slurry according to ratio of water to material;

(3) by other remaining components mixing except foam PS particle, add in the slurry that (2) step obtains and stir, add foam PS particle, stir, obtain heat insulation core material slurry;

(4) by wallboard mould prime-coating one deck alkali-proof glass fiber mesh, heat insulation core material slurry is poured in mould, smoothing, then at coated thereon one deck alkali-proof glass fiber mesh, through shaping, the foaming of vibrating, the demoulding, maintenance, obtains final product.

Beneficial effect of the present invention

Heat-insulation wall plate of the present invention, by using glass flake, improves water tolerance and the intensity of wallboard; By using modified activated carbon, add heat-insulating property, also there is the effect of durable antibiotic, release fragrance, useful HUMAN HEALTH; By using the raw material granulations such as carbide slag, not only increasing the heat-insulating property of heat-insulation wall plate, and decreasing environmental pollution.

Embodiment

A kind of water tolerance heat-insulation wall plate, is made up of the raw material of following weight part (kilogram): monoethanolamine benzoate 0.6, coal dust 1.5, gypsum 2.5, ultra-fine barium sulfate 1.5, anhydrous calcium aluminate 0.5, loess 2.5, aluminum oxide 5, carbide slag 12, cement 33, manganese ore 2.5, potassium felspar sand 3, ACRYLIC EMULSION 1.5, glass flake 6, foam PS particle 4, alkali-proof glass fiber mesh are appropriate, modified activated carbon 28, water are appropriate;

Described modified activated carbon is made up of the raw material of following weight part (kilogram): tarragon 2.5, leaf of tea tree 2.5, Cortex cinnamomi camphorae 2.5, diatomite 2.5, sandalwood chip 4,55% aqueous ethanolic solution are appropriate, gac 23, silane resin acceptor kh-550 0.6; Preparation method is: by tarragon, leaf of tea tree, Cortex cinnamomi camphorae, sandalwood chip breakers, adds 55% aqueous ethanolic solution of 28 times of weight, is heated to 75 DEG C, stirs 35 minutes, filters to obtain slurry, add diatomite, stir; Activity charcoal powder is broken into the particle of 1-5mm, adds in described slurry, soak 7 hours, dry for standby; Silane resin acceptor kh-550 is added 55% aqueous ethanolic solution of 5.5 times of weight, stir, then be sprayed at activated carbon granule surface equably, oven dry limit, limit does not stop to stir activated carbon granule, prevents adhesion, dries to over dry, to obtain final product.

The preparation method of described water tolerance heat-insulation wall plate, comprises the following steps:

(1) by loess, aluminum oxide, carbide slag, manganese ore, potassium felspar sand mixing, be ground into 100-200 order particle, mix with coal dust, add the water of 8% weight part, granulation, particle diameter, at 3-9mm, is sent in calcining furnace, pre-burning 15 minutes at 350 DEG C, sinters at 1200 DEG C, takes out and obtains particle;

(2) particle mixing cement, gypsum, ultra-fine barium sulfate, glass flake, modified activated carbon, (1) step obtained, sends in mortar mixer and stirs, and is 0.4 add water, stirs and obtain slurry according to ratio of water to material;

(3) by other remaining components mixing except foam PS particle, add in the slurry that (2) step obtains and stir, add foam PS particle, stir, obtain heat insulation core material slurry;

(4) by wallboard mould prime-coating one deck alkali-proof glass fiber mesh, heat insulation core material slurry is poured in mould, smoothing, then at coated thereon one deck alkali-proof glass fiber mesh, through shaping, the foaming of vibrating, the demoulding, maintenance, obtains final product.

Experimental data:

Recording thickness is that the performance of the heat-insulation wall plate of 120mm is as follows: shock resistance (secondary) is 18, bending resistance failure load (deadweight multiple) >=5, hanging force (N) is 1660, and heat transfer coefficient is 0.54b/w/m.k, air-borne sound oise insulation factor (dB) is 57, and ultimate compression strength (MPa) is 6.8.

Claims (2)

1. a water tolerance heat-insulation wall plate, is characterized in that being made up of the raw material of following weight part: monoethanolamine benzoate 0.4-0.7, coal dust 1-2, gypsum 2-3, ultra-fine barium sulfate 1-2, anhydrous calcium aluminate 0.3-0.6, loess 2-3, aluminum oxide 4-6, carbide slag 10-14, cement 30-35, manganese ore 2-3, potassium felspar sand 2-4, ACRYLIC EMULSION 1-2, glass flake 5-8, foam PS particle 3-5, alkali-proof glass fiber mesh is appropriate, modified activated carbon 25-30, water are appropriate;

Described modified activated carbon is made up of the raw material of following weight part: tarragon 2-3, leaf of tea tree 2-3, Cortex cinnamomi camphorae 2-3, diatomite 2-3, sandalwood chip 3-5,50-60% aqueous ethanolic solution are appropriate, gac 20-25, silane resin acceptor kh-550 0.5-0.7; Preparation method is: by tarragon, leaf of tea tree, Cortex cinnamomi camphorae, sandalwood chip breakers, adds the 50-60% aqueous ethanolic solution of 25-30 times of weight, is heated to 70-80 DEG C, stirs 30-40 minute, filters to obtain slurry, add diatomite, stir; Activity charcoal powder is broken into the particle of 1-5mm, adds in described slurry, soak 6-8 hour, dry for standby; Silane resin acceptor kh-550 is added the 50-60% aqueous ethanolic solution of 5-6 times of weight, stir, then be sprayed at activated carbon granule surface equably, oven dry limit, limit does not stop to stir activated carbon granule, prevents adhesion, dries to over dry, to obtain final product.

2. the preparation method of water tolerance heat-insulation wall plate according to claim 1, is characterized in that comprising the following steps:

(1) by loess, aluminum oxide, carbide slag, manganese ore, potassium felspar sand mixing, be ground into 100-200 order particle, mix with coal dust, add the water of 7-9% weight part, granulation, particle diameter is at 3-9mm, send in calcining furnace, pre-burning 10-20 minute at 300-400 DEG C, sinters at 1100-1200 DEG C, takes out and obtains particle;

(2) particle mixing cement, gypsum, ultra-fine barium sulfate, glass flake, modified activated carbon, (1) step obtained, sends in mortar mixer and stirs, be that 0.3-0.5 adds water, stir and obtain slurry according to ratio of water to material;

(3) by other remaining components mixing except foam PS particle, add in the slurry that (2) step obtains and stir, add foam PS particle, stir, obtain heat insulation core material slurry;

(4) by wallboard mould prime-coating one deck alkali-proof glass fiber mesh, heat insulation core material slurry is poured in mould, smoothing, then at coated thereon one deck alkali-proof glass fiber mesh, through shaping, the foaming of vibrating, the demoulding, maintenance, obtains final product.