CN106673506A - Processing method of aerated brick with heat insulation and heat preservation for walls - Google Patents
Processing method of aerated brick with heat insulation and heat preservation for walls Download PDFInfo
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- CN106673506A CN106673506A CN201611168325.6A CN201611168325A CN106673506A CN 106673506 A CN106673506 A CN 106673506A CN 201611168325 A CN201611168325 A CN 201611168325A CN 106673506 A CN106673506 A CN 106673506A
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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
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/28—Polysaccharides or derivatives thereof
- C04B26/285—Cellulose or derivatives thereof
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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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/10—Coating or impregnating
- C04B20/1051—Organo-metallic compounds; Organo-silicon compounds, e.g. bentone
-
- 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
- C04B28/14—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 containing calcium sulfate cements
- C04B28/142—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 containing calcium sulfate cements containing synthetic or waste calcium sulfate cements
-
- 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
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
-
- 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
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5025—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with ceramic materials
- C04B41/5041—Titanium oxide or titanates
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Building Environments (AREA)
Abstract
The invention relates to an aerated brick with heat insulation and heat preservation for walls. The aerated brick comprises a regular triangular pyramid inner core and a square outer core, and the regular triangular pyramid inner core comprises the following components in parts by mass: 15 parts of diatomite, 12 parts of triethylenetetramine modified durian shell, 8 parts of chestnut shell cellulose, 1.5 parts of aerated aluminium powder, 5 parts of hollow glass beads, 4 parts of mono-alkoxy titanate, 4 parts of polytetrafluoroethylene particles, 0.6 parts of melamine, and 1.2 parts of sepiolite velvet; the square outer core comprises the following components in parts by mass: 16 parts of cement, 6 parts of fluorgypsum, 6 parts of coconut charcoal modified polyester fiber, 2.4 parts of aluminum sulfate, 2.2 parts of hydroxyethyl cellulose, 1.2 parts of triethanolamine, 0.85 parts of shale fly, 1.25 parts of antimony oxide, 1 part of a halogen fire retardant, 0.8 part of titanium dioxide, 0.75 part of magnesium chloride, 1.5 parts of an alumite expanding agent, 1.4 parts of sodium dodecyl benzene sulfonate, and 1.1 parts of isooctyl triethoxysilane.
Description
Technical field
The present invention relates to a kind of aerated bricks, specifically a kind of heat-insulating and heat-preserving wall aerated bricks and its processing method.
Background technology
Materials for wall used by traditional architecture market is mainly clay common brick, and building body reinforced concrete structure is used as branch
Support, fragment of brick only plays filling effect, and when earthquake occurs, therefore reinforced concrete structure can deform, reinforced concrete structure deformation
Solid brick nowhere stretches when overstocking, and can burst, and bullet collapses, and can be left to reinforced concrete structure using hollow brick flexible very well
Space.Therefore aerated bricks with hollow nature and retractility progressively instead of solid brick, and with the increase of building height with
And the raising to performance requirements such as antidetonation, insulation, waterproof, sound insulations, the existing aerated bricks for possessing preferable extendable room are then more next
Building requirements cannot more be met.
The content of the invention
For the disadvantages mentioned above of prior art, the invention provides a kind of structural strength is high, antidetonation, the wall of heat-insulation and heat-preservation
With aerated bricks and its processing method.
The technical scheme is that：A kind of heat-insulating and heat-preserving wall aerated bricks, it is characterised in that：Including in positive triangular pyramid
Core and square outer core, the positive triangular pyramid inner core are included by mass fraction：Diatomite 10-20 parts, the modified durian of triethylene tetramine
Shell 10-20 parts, 5-10 parts of chestnut shell cellulose, 1-2 parts of aerating aluminium powder, hollow glass micropearl 3-6 parts, monoalkoxy type titanate esters
3-5 parts, polytetrafluoroethylparticle particle 3-5 parts, melamine 0.5-1 parts, sepiolite cashmere 1-1.5 parts；The square outer core presses quality
Number includes：Cement 12-18 parts, fluorgypsum 5-8 parts, 5-8 parts of coconut palm charcoal modified polyester fibre, aluminum sulfate 2-2.5 parts, ethoxy it is fine
2-3 parts of element of dimension, triethanolamine 1-1.4 parts, slate flour 0.8-1 parts of part, antimony oxide 1-1.5 parts, halogenated flame retardant 0.8-
1.2 parts, titanium dioxide 0.5-1 parts, magnesium chloride 0.5-1 parts, alumite plumping agent 1-2 parts, neopelex 1-1.5
Part, isooctyltriethoxysilane 1-1.2 parts；Triangular pyramid inner core is arranged at square outer in-core one steam press maintenance shaping.
A kind of processing method of heat-insulating and heat-preserving wall aerated bricks, it is characterized in that：
（1）, first by diatomite 10-20 parts, triethylene tetramine modified 10-20 parts of durian shell, 5-10 parts of chestnut shell cellulose, three
Poly cyanamid 0.5-1 parts, sepiolite cashmere 1-1.5 parts sequentially adds mixer, is added water mixing and stirring by material-water ratio 0.5-0.6；
（2）, again by hollow glass micropearl 3-6 parts and 3-5 parts of monoalkoxy type titanate esters addition rotary drum furnace, rolled at 50-55 DEG C
Mixing 0.5-1h dischargings are thrown, with polytetrafluoroethylparticle particle 3-5 parts of feeding double screw extruder, blending extrusion enters step 1 mixer
Stir to obtain interior core slurry, 2-3min adds 1-2 parts of aerating aluminium powder before mixer sends out interior core slurry；
（3）, interior core slurry be sent in positive triangular pyramid mould to obtain inner core idiosome, send into 0.7- after inner core idiosome shaping and demoulding
0.9MPa steam curings 5-6h is into positive triangular pyramid inner core；
（4）, cement 12-18 parts, fluorgypsum 5-8 parts, slate flour 0.8-1 parts is crushed to after 220-250 mesh by ratio of water to material
1.5-1.8 adds water mixing and stirring；
（5）, to step（4）5-8 parts of coconut palm charcoal modified polyester fibre, aluminum sulfate 2-2.5 parts, ethoxy fibre are added in compound successively
2-3 parts of element of dimension, triethanolamine 1-1.4 parts, antimony oxide 1-1.5 parts, halogenated flame retardant 0.8-1.2 parts, titanium dioxide 0.5-1
Part, magnesium chloride 0.5-1 parts, alumite plumping agent 1-2 parts, neopelex 1-1.5 parts, isooctyltriethoxysilane
1-1.2 parts is stirred into outer core slurry；
（6）, using square dies, positive triangular pyramid inner core is put into the square dies contour with positive triangular pyramid mould, positive Rhizoma Sparganii
Cone inner core is positioned over center in square dies, and positive triangular pyramid inner core bottom surface equilateral triangle is any while parallel to square dies bottom surface
The ratio between arbitrarily one side, and above-mentioned both sides is 0.35-0.5, and all side brushing viscose glues of the positive non-bottom surface of triangular pyramid inner core, viscose glue is pressed
Mass fraction include 10 parts of liquid fat adoption carbonic ester, polyvinyl alcohol be 2 parts, ethylenediamine be 3 parts, 0.5 part of Sodium Polyacrylate,
4,4 ' 5 parts of '-diphenylmethane diisocyanates, 0.25 part of ethoxy urea, 0.7 part of nano barium phthalate, 0.3 part of nano oxidized boron, 2,
80 parts of 5 dimethylhexane -2,5 0.08 part of di-tert-butyl peroxides and water, adhesive component mix through twin-screw extrusion；To being put into
Implantation step in the square dies of positive triangular pyramid inner core（5）Outer core slurry, 45-50 DEG C of resting room sealing thermal insulation rests the time
5-6h, the demoulding obtains adobe；
（7）, adobe sent into steam-cured kettle, steam is equably passed through in 2h and rises temperature to 150-160 DEG C, nitrogen supercharging reaches 5-
6MPa, keeps constant 5-6h maintenances, and 1-2h equably lets off steam after maintenance, and temperature is down to room temperature, goes out kettle, places 20-25 days
.
Using above-mentioned technical proposal, the beneficial effects of the invention are as follows：Using positive triangular pyramid inner core and square outer cored structure one
Body conserves squarely aerated bricks structure, and positive triangular pyramid inner core improves outer in the displacement structure and size design of square outer in-core
Core can effectively prevent that aerated bricks are integrally-built to cave in, damage to the structural strength of inner core and by force intensity；Positive triangular pyramid inner core
Using the compound of fluff structure, by hollow glass micropearl roll cast at 50-55 DEG C in the rotary drum furnace through monoalkoxy type titanate esters
After mixing 0.5-1h surface modification treatments, then double screw extruder is sent into by with polytetrafluoroethylparticle particle, to improve hollow glass
Glass bead surface physical and chemical performance, hollow glass micropearl filled polytetrafluoroethylene further improves its compression strength, thermal conductivity system
Number, high temperature resistant, electric insulation and reduction Thermal Contraction Coefficient, take into account the intensity of positive triangular pyramid inner core and slight requirement；In positive triangular pyramid
Core uses the light materials such as diatomite, triethylene tetramine modified durian shell, chestnut shell cellulose, effectively in absorption inner core and outer core
Heavy metal, prevent heavy metal from diffusing in house infringement human body, and can guarantee that light structures effectively support the positive Rhizoma Sparganii of inner core
Wimble structure, the contraction distortion of long-term use is prevented with reference to melamine and sepiolite cashmere, it is ensured that the holding of intensity and planform,
Positioning and support beneficial to inner core in outer core are used；Square outer core is common using aluminum sulfate, hydroxyethyl cellulose and triethanolamine
Same-action, fixes rapidly after aluminum sulfate adds water as micellar conformation, is precipitating reagent or plastotype agent, makes the stomata of aerated bricks concavo-convex
Effect substantially, coordinates hydroxyethyl cellulose to play protecting colloid, improves service life, and brick can be effectively reduced in combination with triethanolamine
Steel or electric wire, cable corrosion that body is used building, improve safe application performance；And square outer core will using titanium dioxide
Direct sunlight ultraviolet reflection is gone out, and is reduced the aging probability of sunny slope direct projection and is delayed Exposure to Sunlight aging, is improved with reference to magnesium chloride
Its heat preservation and insulation, is equipped with the fire-retardant synergy of antimony oxide and halogenated flame retardant, in the same of amount of flame-retardant agent reduction
When also more traditional single antimony oxide or other single fire retardant effects significantly improve, it is ensured that the environmental protection of the low metal of aerated bricks
Taken into account using with other physical and chemical performances.Inner core and outer core use more lightweight structural material, and after being conserved respectively
It is integrally formed, can effectively shortens overall maintenance and time of repose, 5-6h is reduced to by traditional maintenance 20h, while reduce supports
Shield temperature and pressure, reduce steam consumption, with reference to nitrogen supercharging, it is to avoid oxygen under high pressure with brick body each additive it is anti-
Should, it is ensured that the effect of each additive fully, improves yield and quality, reduces production cost.
Specific embodiment
The invention will be further described with reference to embodiments.
Embodiment one：
A kind of heat-insulating and heat-preserving wall aerated bricks include positive triangular pyramid inner core and square outer core, and the positive triangular pyramid inner core presses quality
Number includes：10 parts of diatomite, triethylene tetramine are modified 10 parts of durian shell, 5 parts of chestnut shell cellulose, 1 part of aerating aluminium powder, hollow
3 parts of glass microballoon, 3 parts of monoalkoxy type titanate esters, 3 parts of polytetrafluoroethylparticle particle, 0.5 part of melamine, 1 part of sepiolite cashmere；
The square outer core is included by mass fraction：12 parts of cement, 5 parts of fluorgypsum, 5 parts of coconut palm charcoal modified polyester fibre, 2 parts of aluminum sulfate,
2 parts of hydroxyethyl cellulose, 1 part of triethanolamine, 0.8 part of slate flour, 1 part of antimony oxide, 0.8 part of halogenated flame retardant, dioxy
Change 0.5 part of titanium, 0.5 part of magnesium chloride, 1 part of alumite plumping agent, 1 part of neopelex, isooctyltriethoxysilane 1
Part；Triangular pyramid inner core is arranged at square outer in-core one steam press maintenance shaping.
A kind of processing method of heat-insulating and heat-preserving wall aerated bricks, weighs the raw material of above-mentioned quality,
（1）, first by diatomite, triethylene tetramine modified durian shell, chestnut shell cellulose, melamine, sepiolite cashmere successively
Mixer is added, is added water mixing and stirring by material-water ratio 0.5-0.6；
（2）, again hollow glass micropearl and monoalkoxy type titanate esters are added into rotary drum furnace, roll cast mixing 0.5h goes out at 50 DEG C
Material, with polytetrafluoroethylparticle particle feeding double screw extruder, blending extrusion enters step 1 mixer and stirs to obtain interior core slurry,
2min adds aerating aluminium powder before mixer sends out interior core slurry；
（3）, interior core slurry be sent in positive triangular pyramid mould to obtain inner core idiosome, 0.7MPa is sent into after inner core idiosome shaping and demoulding and is steamed
Vapour conserves 5h into positive triangular pyramid inner core；
（4）, cement, fluorgypsum, slate flour be crushed to after 220 mesh and added water mixing and stirring by ratio of water to material 1.5；
（5）, to step（4）Coconut palm charcoal modified polyester fibre, aluminum sulfate, hydroxyethyl cellulose, three ethanol are added in compound successively
Amine, antimony oxide, halogenated flame retardant, titanium dioxide, magnesium chloride, alumite plumping agent, neopelex, iso-octyl
Triethoxysilane is stirred into outer core slurry；
（6）, using square dies, positive triangular pyramid inner core is put into the square dies contour with positive triangular pyramid mould, positive Rhizoma Sparganii
Cone inner core is positioned over center in square dies, and positive triangular pyramid inner core bottom surface equilateral triangle is any while parallel to square dies bottom surface
The ratio between arbitrarily one side, and above-mentioned both sides is 0.35, and all side brushing viscose glues of the positive non-bottom surface of triangular pyramid inner core, viscose glue presses quality
Number include 10 parts of liquid fat adoption carbonic ester, polyvinyl alcohol be 2 parts, ethylenediamine be 3 parts, 0.5 part of Sodium Polyacrylate, 4,4 '
5 parts of '-diphenylmethane diisocyanate, 0.25 part of ethoxy urea, 0.7 part of nano barium phthalate, 0.3 part of nano oxidized boron, 2,5 2
80 parts of methyl hexane -2,5 0.08 part of di-tert-butyl peroxides and water, adhesive component mix through twin-screw extrusion；To being put into just
Implantation step in the square dies of triangular pyramid inner core（5）Outer core slurry, 45 DEG C of resting room sealing thermal insulation, rest time 5h, take off
Mould obtains adobe；
（7）, adobe sent into steam-cured kettle, steam is equably passed through in 2h and rises temperature to 150 DEG C, nitrogen supercharging reaches 5MPa, protects
Constant 5h maintenances are held, 1h equably lets off steam after maintenance, and temperature is down to room temperature, goes out kettle, places 20 days.
Embodiment two：
A kind of heat-insulating and heat-preserving wall aerated bricks, including positive triangular pyramid inner core and square outer core, the positive triangular pyramid inner core press matter
Amount number includes：20 parts of diatomite, triethylene tetramine be modified 20 parts of durian shell, 10 parts of chestnut shell cellulose, 2 parts of aerating aluminium powder,
6 parts of hollow glass micropearl, 5 parts of monoalkoxy type titanate esters, 5 parts of polytetrafluoroethylparticle particle, 1 part of melamine, sepiolite cashmere 1.5
Part；The square outer core is included by mass fraction：18 parts of cement, 8 parts of fluorgypsum, 8 parts of coconut palm charcoal modified polyester fibre, aluminum sulfate
2.5 parts, 3 parts of hydroxyethyl cellulose, 1.4 parts of triethanolamine, 1 part of slate flour, 1.5 parts of antimony oxide, halogenated flame retardant 1.2
Part, 1 part of titanium dioxide, 1 part of magnesium chloride, 2 parts of alumite plumping agent, 1.5 parts of neopelex, iso-octyl triethoxy
1.2 parts of silane；Triangular pyramid inner core is arranged at square outer in-core one steam press maintenance shaping.
A kind of processing method of heat-insulating and heat-preserving wall aerated bricks, weighs the raw material of above-mentioned quality,
（1）, first by diatomite, triethylene tetramine modified durian shell, chestnut shell cellulose, melamine, sepiolite cashmere successively
Mixer is added, is added water mixing and stirring by material-water ratio 0.6；
（2）, again hollow glass micropearl and monoalkoxy type titanate esters are added into rotary drum furnace, roll cast mixing 1h discharges at 55 DEG C,
Double screw extruder is sent into polytetrafluoroethylparticle particle, blending extrusion enters step 1 mixer and stirs to obtain interior core slurry, stirs
3min adds aerating aluminium powder before machine sends out interior core slurry；
（3）, interior core slurry be sent in positive triangular pyramid mould to obtain inner core idiosome, 0.9MPa is sent into after inner core idiosome shaping and demoulding and is steamed
Vapour conserves 6h into positive triangular pyramid inner core；
（4）, cement, fluorgypsum, slate flour be crushed to after 250 mesh and added water mixing and stirring by ratio of water to material 1.8；
（5）, to step（4）Coconut palm charcoal modified polyester fibre, aluminum sulfate, hydroxyethyl cellulose, three ethanol are added in compound successively
Amine, antimony oxide, halogenated flame retardant, titanium dioxide, magnesium chloride, alumite plumping agent, neopelex, iso-octyl
Triethoxysilane is stirred into outer core slurry；
（6）, using square dies, positive triangular pyramid inner core is put into the square dies contour with positive triangular pyramid mould, positive Rhizoma Sparganii
Cone inner core is positioned over center in square dies, and positive triangular pyramid inner core bottom surface equilateral triangle is any while parallel to square dies bottom surface
The ratio between arbitrarily one side, and above-mentioned both sides is 0.5, and all side brushing viscose glues of the positive non-bottom surface of triangular pyramid inner core, viscose glue presses quality
Number include 10 parts of liquid fat adoption carbonic ester, polyvinyl alcohol be 2 parts, ethylenediamine be 3 parts, 0.5 part of Sodium Polyacrylate, 4,4 '
5 parts of '-diphenylmethane diisocyanate, 0.25 part of ethoxy urea, 0.7 part of nano barium phthalate, 0.3 part of nano oxidized boron, 2,5 2
80 parts of methyl hexane -2,5 0.08 part of di-tert-butyl peroxides and water, adhesive component mix through twin-screw extrusion；To being put into just
Implantation step in the square dies of triangular pyramid inner core（5）Outer core slurry, 50 DEG C of resting room sealing thermal insulation, rest time 6h, take off
Mould obtains adobe；
（7）, adobe sent into steam-cured kettle, steam is equably passed through in 2h and rises temperature to 160 DEG C, nitrogen supercharging reaches 6MPa, protects
Constant 6h maintenances are held, 2h equably lets off steam after maintenance, and temperature is down to room temperature, goes out kettle, places 25 days.
Embodiment three：
A kind of heat-insulating and heat-preserving wall aerated bricks, it is characterised in that：Including positive triangular pyramid inner core and square outer core, the positive Rhizoma Sparganii
Cone inner core is included by mass fraction：15 parts of diatomite, triethylene tetramine are modified 12 parts of durian shell, 8 parts of chestnut shell cellulose, aerating
1.5 parts of aluminium powder, 5 parts of hollow glass micropearl, 4 parts of monoalkoxy type titanate esters, 4 parts of polytetrafluoroethylparticle particle, melamine 0.6
Part, 1.2 parts of sepiolite cashmere；The square outer core is included by mass fraction：16 parts of cement, 6 parts of fluorgypsum, coconut palm charcoal modified dacron are fine
6 parts of dimension, 2.4 parts of aluminum sulfate, 2.2 parts of hydroxyethyl cellulose, 1.2 parts of triethanolamine, slate flour 0.85 part of part, antimony oxide
1.25 parts, 1 part of halogenated flame retardant, 0.8 part of titanium dioxide, 0.75 part of magnesium chloride, 1.5 parts of alumite plumping agent, detergent alkylate
1.4 parts of sodium sulfonate, 1.1 parts of isooctyltriethoxysilane；Triangular pyramid inner core be arranged at square outer in-core one steam press maintenance into
Type.
A kind of processing method of heat-insulating and heat-preserving wall aerated bricks, weighs the raw material of above-mentioned quality,
（1）, first by diatomite, triethylene tetramine modified durian shell, chestnut shell cellulose, melamine, sepiolite cashmere successively
Mixer is added, is added water mixing and stirring by material-water ratio 0.55；
（2）, again hollow glass micropearl and monoalkoxy type titanate esters are added into rotary drum furnace, roll cast mixing 0.8h goes out at 54 DEG C
Material, with polytetrafluoroethylparticle particle feeding double screw extruder, blending extrusion enters step 1 mixer and stirs to obtain interior core slurry,
2.5min adds aerating aluminium powder before mixer sends out interior core slurry；
（3）, interior core slurry be sent in positive triangular pyramid mould to obtain inner core idiosome, 0.8MPa is sent into after inner core idiosome shaping and demoulding and is steamed
Vapour conserves 5.5h into positive triangular pyramid inner core；
（4）, cement, fluorgypsum, slate flour be crushed to after 240 mesh and added water mixing and stirring by ratio of water to material 1.65；
（5）, to step（4）Coconut palm charcoal modified polyester fibre, aluminum sulfate, hydroxyethyl cellulose, three ethanol are added in compound successively
Amine, antimony oxide, halogenated flame retardant, titanium dioxide, magnesium chloride, alumite plumping agent, neopelex, iso-octyl
Triethoxysilane is stirred into outer core slurry；
（6）, using square dies, positive triangular pyramid inner core is put into the square dies contour with positive triangular pyramid mould, positive Rhizoma Sparganii
Cone inner core is positioned over center in square dies, and positive triangular pyramid inner core bottom surface equilateral triangle is any while parallel to square dies bottom surface
The ratio between arbitrarily one side, and above-mentioned both sides is 0.4, and all side brushing viscose glues of the positive non-bottom surface of triangular pyramid inner core, viscose glue presses quality
Number include 10 parts of liquid fat adoption carbonic ester, polyvinyl alcohol be 2 parts, ethylenediamine be 3 parts, 0.5 part of Sodium Polyacrylate, 4,4 '
5 parts of '-diphenylmethane diisocyanate, 0.25 part of ethoxy urea, 0.7 part of nano barium phthalate, 0.3 part of nano oxidized boron, 2,5 2
80 parts of methyl hexane -2,5 0.08 part of di-tert-butyl peroxides and water, adhesive component mix through twin-screw extrusion；To being put into just
Implantation step in the square dies of triangular pyramid inner core（5）Outer core slurry, 48 DEG C of resting room sealing thermal insulation, rest time 5.5h,
The demoulding obtains adobe；
（7）, adobe sent into steam-cured kettle, steam is equably passed through in 2h and rises temperature to 155 DEG C, nitrogen supercharging reaches 5.5MPa,
Keep constant 5.5h to conserve, 1.5h equably lets off steam after maintenance, and temperature is down to room temperature, go out kettle, place 22 days.
Claims (1)
1. a kind of processing method of heat-insulating and heat-preserving wall aerated bricks, it is characterized in that：
（1）, first by diatomite 10-20 parts, triethylene tetramine modified 10-20 parts of durian shell, 5-10 parts of chestnut shell cellulose, three
Poly cyanamid 0.5-1 parts, sepiolite cashmere 1-1.5 parts sequentially adds mixer, is added water mixing and stirring by material-water ratio 0.5-0.6；
（2）, again by hollow glass micropearl 3-6 parts and 3-5 parts of monoalkoxy type titanate esters addition rotary drum furnace, rolled at 50-55 DEG C
Mixing 0.5-1h dischargings are thrown, with polytetrafluoroethylparticle particle 3-5 parts of feeding double screw extruder, blending extrusion enters step 1 mixer
Stir to obtain interior core slurry, 2-3min adds 1-2 parts of aerating aluminium powder before mixer sends out interior core slurry；
（3）, interior core slurry be sent in positive triangular pyramid mould to obtain inner core idiosome, send into 0.7- after inner core idiosome shaping and demoulding
0.9MPa steam curings 5-6h is into positive triangular pyramid inner core；
（4）, cement 12-18 parts, fluorgypsum 5-8 parts, slate flour 0.8-1 parts is crushed to after 220-250 mesh by ratio of water to material
1.5-1.8 adds water mixing and stirring；
（5）, to step（4）5-8 parts of coconut palm charcoal modified polyester fibre, aluminum sulfate 2-2.5 parts, ethoxy fibre are added in compound successively
2-3 parts of element of dimension, triethanolamine 1-1.4 parts, antimony oxide 1-1.5 parts, halogenated flame retardant 0.8-1.2 parts, titanium dioxide 0.5-1
Part, magnesium chloride 0.5-1 parts, alumite plumping agent 1-2 parts, neopelex 1-1.5 parts, isooctyltriethoxysilane
1-1.2 parts is stirred into outer core slurry；
（6）, using square dies, positive triangular pyramid inner core is put into the square dies contour with positive triangular pyramid mould, positive Rhizoma Sparganii
Cone inner core is positioned over center in square dies, and positive triangular pyramid inner core bottom surface equilateral triangle is any while parallel to square dies bottom surface
The ratio between arbitrarily one side, and above-mentioned both sides is 0.35-0.5, and all side brushing viscose glues of the positive non-bottom surface of triangular pyramid inner core, viscose glue is pressed
Mass fraction include 10 parts of liquid fat adoption carbonic ester, polyvinyl alcohol be 2 parts, ethylenediamine be 3 parts, 0.5 part of Sodium Polyacrylate,
4,4 ' 5 parts of '-diphenylmethane diisocyanates, 0.25 part of ethoxy urea, 0.7 part of nano barium phthalate, 0.3 part of nano oxidized boron, 2,
80 parts of 5 dimethylhexane -2,5 0.08 part of di-tert-butyl peroxides and water, adhesive component mix through twin-screw extrusion；To being put into
Implantation step in the square dies of positive triangular pyramid inner core（5）Outer core slurry, 45-50 DEG C of resting room sealing thermal insulation rests the time
5-6h, the demoulding obtains adobe；
（7）, adobe sent into steam-cured kettle, steam is equably passed through in 2h and rises temperature to 150-160 DEG C, nitrogen supercharging reaches 5-
6MPa, keeps constant 5-6h maintenances, and 1-2h equably lets off steam after maintenance, and temperature is down to room temperature, goes out kettle, places 20-25 days
.
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