CN110485585A - A kind of rock wool-steel plywood processing technology - Google Patents
A kind of rock wool-steel plywood processing technology Download PDFInfo
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- CN110485585A CN110485585A CN201910686126.1A CN201910686126A CN110485585A CN 110485585 A CN110485585 A CN 110485585A CN 201910686126 A CN201910686126 A CN 201910686126A CN 110485585 A CN110485585 A CN 110485585A
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- rock wool
- sodium bentonite
- bentonite
- melt
- processing technology
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- 239000011435 rock Substances 0.000 title claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 20
- 239000011120 plywood Substances 0.000 title claims abstract description 20
- 239000010959 steel Substances 0.000 title claims abstract description 20
- 238000005516 engineering process Methods 0.000 title claims abstract description 17
- 238000012545 processing Methods 0.000 title claims abstract description 17
- ONCZQWJXONKSMM-UHFFFAOYSA-N dialuminum;disodium;oxygen(2-);silicon(4+);hydrate Chemical class O.[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Na+].[Na+].[Al+3].[Al+3].[Si+4].[Si+4].[Si+4].[Si+4] ONCZQWJXONKSMM-UHFFFAOYSA-N 0.000 claims abstract description 43
- 239000011490 mineral wool Substances 0.000 claims abstract description 41
- 229940080314 sodium bentonite Drugs 0.000 claims abstract description 28
- 229910000280 sodium bentonite Inorganic materials 0.000 claims abstract description 28
- 239000002994 raw material Substances 0.000 claims abstract description 24
- 238000002360 preparation method Methods 0.000 claims abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 18
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 claims abstract description 14
- 239000002131 composite material Substances 0.000 claims abstract description 14
- 239000000835 fiber Substances 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 229940092782 bentonite Drugs 0.000 claims description 12
- 229910000278 bentonite Inorganic materials 0.000 claims description 12
- 239000000440 bentonite Substances 0.000 claims description 12
- 229920002635 polyurethane Polymers 0.000 claims description 12
- 239000004814 polyurethane Substances 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 11
- 239000000853 adhesive Substances 0.000 claims description 10
- 230000001070 adhesive effect Effects 0.000 claims description 10
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 239000000571 coke Substances 0.000 claims description 10
- 238000012423 maintenance Methods 0.000 claims description 10
- 238000002844 melting Methods 0.000 claims description 10
- 230000008018 melting Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 claims description 8
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 claims description 8
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 claims description 8
- UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical compound OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 claims description 8
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 5
- 239000010459 dolomite Substances 0.000 claims description 5
- 229910000514 dolomite Inorganic materials 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 239000010436 fluorite Substances 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 5
- 239000000155 melt Substances 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 238000007711 solidification Methods 0.000 claims description 5
- 230000008023 solidification Effects 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 2
- 150000003385 sodium Chemical class 0.000 claims 2
- 239000002689 soil Substances 0.000 claims 2
- 239000000725 suspension Substances 0.000 claims 1
- 239000011229 interlayer Substances 0.000 abstract description 10
- 238000009413 insulation Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 5
- 150000001875 compounds Chemical class 0.000 abstract description 4
- 150000001768 cations Chemical class 0.000 abstract description 3
- 230000036571 hydration Effects 0.000 abstract description 3
- 238000006703 hydration reaction Methods 0.000 abstract description 3
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical group [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 abstract description 2
- 125000002091 cationic group Chemical group 0.000 abstract description 2
- 239000010410 layer Substances 0.000 abstract description 2
- 239000011148 porous material Substances 0.000 abstract description 2
- 239000012774 insulation material Substances 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- OBNDGIHQAIXEAO-UHFFFAOYSA-N [O].[Si] Chemical compound [O].[Si] OBNDGIHQAIXEAO-UHFFFAOYSA-N 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000005213 imbibition Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920006327 polystyrene foam Polymers 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 230000010148 water-pollination Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/005—Manufacture of flakes
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C13/00—Fibre or filament compositions
- C03C13/06—Mineral fibres, e.g. slag wool, mineral wool, rock wool
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/78—Heat insulating elements
- E04B1/80—Heat insulating elements slab-shaped
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00241—Physical properties of the materials not provided for elsewhere in C04B2111/00
- C04B2111/00293—Materials impermeable to liquids
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
- C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Architecture (AREA)
- Ceramic Engineering (AREA)
- Civil Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Electromagnetism (AREA)
- Acoustics & Sound (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Building Environments (AREA)
Abstract
The present invention relates to insulation board processing technique fields, more particularly to a kind of rock wool-steel plywood processing technology, the following steps are included: raw material is melted, at fibre, plate-making, the preparation of hydrophobically modified sodium bentonite, the preparation of basosexine raw material and the preparation of composite plate, utilize the layered silicate structure of sodium bentonite 2:1 type, enter sodium bentonite interlayer with organic carbochain multimode of cetyl trimethylammonium bromide, replace the cation of sodium bentonite interlayer, increase its interlamellar spacing, specific surface area and pore volume reduce, sodium bentonite surface micropore and the closing of interlayer stomata, it prevents in hydrone access aperture, air and organic dewatering cationic are enclosed in hole, increase the hydrophobicity on sodium bentonite surface, reduce the hydration of sodium bentonite interlayer cation, improve heat insulating ability, the present invention is by the two sides of rock wool substrate and outer base Layer is compound, so as to improve the performance of rock wool-steel plywood.
Description
Technical field
The present invention relates to insulation board processing technique fields, and in particular to a kind of rock wool-steel plywood processing technology.
Background technique
In recent years, with rapid economic development, the problems such as environmental pollution resource scarcity, is more serious, energy-saving and emission-reduction and can hold
The national policies such as supervention exhibition have implemented all trades and professions, as the supportive industry of national economy, building field Green building
Development be also badly in need of promoting.Building trade is the highest industry of energy consumption ratio, and building energy consumption accounts for about the 1/3 of social total energy consumption, is protected
Warm wall energy conservation is to realize the important means of building energy conservation.Material for exterior-wall heat insulation be broadly divided into metal class thermal insulation material,
Organic insulation material and inorganic heat insulation material, metal heat preservation material mainly include aluminium sheet and other aluminum products, this kind of material price
It is higher, be not suitable for large-scale promotion and use；Organic insulation material mainly includes polystyrene foam, polyurethane and phenol formaldehyde foam
Deng this kind of material excellent thermal insulation performance, thermal coefficient is generally lower than inorganic heat insulation material, cheap but not fire retardant treated
Hot conditions under can burn, often release is unfavorable for the toxic gas of people's security of the lives and property in combustion process；Inorganic guarantor
Warm class material mainly includes rock wool, mineral wool and air entrained concrete etc., and this kind of material construction is low, fire-retardant, is had a wide range of application, wherein
The advantages that rock wool material is due to from heavy and light, low cost and mature production technology, is widely used in building enclosure external thermal insulation, rock
Cotton receives as a kind of good A grades of thermal insulation material of thermal insulation property and is widely recognized as.
However, architecture of high quality is urgently improved with exterior-wall heat insulation rock wool board production technology, to such in external wall environment
Scientific theory involved in product use process and the case study of engineering real system, assessment is insufficient, seriously hinders outside such
Development and application of the wall heat-insulation system in building energy saving field.Can people keep such material in external wall heat insulation system
There are comparable queries for long-term application performance.Rock wool board is possibly subjected to the erosion of acid, aqueous slkali and water in use,
So that the durability of rock wool board is faced with bigger challenge.Therefore, the performance for optimizing rock wool board has the development of building trade
It is of great importance, also has far-reaching influence to environmental protection.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of rock wool-steel plywood processing technologys, by the two of rock wool substrate
Face is compound with basosexine, increases the hydrophobicity of composite plate, improves thermal and insulating performance.
In order to achieve the above object, the present invention is achieved by the following technical programs:
A kind of rock wool-steel plywood processing technology, comprising the following steps:
1) raw material is melted: basalt, coke and regulator being put into furnace cupola, the air after introducing preheating fills coke
Divided combustion, basalt melting import centrifuge roller surface by the melt formed after melting by chute；
2) at fine, plate-making: melt falls within centrifuge roller surface, and roller high speed rotation generates melt film, and vane generates
High-speed flow stretches melt, and melt film is broken into melt particle, and melt, which flies out to be stretched with thread state, is cured as rock wool fibre
Dimension, cooling are sent on trigger squeeze, and rock wool substrate is made in solidification, drying and cutting；
3) preparation of hydrophobically modified sodium bentonite: sodium bentonite and water being added into reaction kettle, and stirring forms suspended
Liquid, adds cetyl trimethylammonium bromide, after 20-60 DEG C of reaction 0.5-3.0h, stands, is filtered, washed, be made hydrophobic and change
Property sodium bentonite；
4) preparation of basosexine raw material: hydrophobically modified sodium bentonite, bentonite and retarder are uniformly mixed, and are made outer
Base's raw material；
5) preparation of composite plate: basosexine raw material made from step 4) and water, hydroxypropyl methyl cellulose are mixed into
Even paste mixture, is poured into mold, is draped over one's shoulders and is scraped, and after 110-120 DEG C of maintenance 24-30h, is coated polyurethane adhesive, is put
Enter rock wool substrate, coats polyurethane adhesive on rock wool substrate, pour into paste mixture, drape over one's shoulders and be scraped, 110-120 DEG C of maintenance
After 24-30h, 300-400 DEG C, dry under the conditions of 40-60MPa, composite plate is made.
Further, regulator is the dolomite of 5-10% and the fluorite of 2-3% in the step 1).
Further, sodium bentonite in the step 3), water, cetyl trimethylammonium bromide quality be than range
1:30-50:1-2。
Further, sodium bentonite in the step 3), water, cetyl trimethylammonium bromide mass ratio be 1:
50:1。
Further, the mass ratio of hydrophobically modified sodium bentonite, bentonite and retarder is 45 in the step 4):
13:1。
Further, basosexine raw material in the step 5), water, hydroxypropyl methyl cellulose mass ratio be 60:38:2.
Due to using above-mentioned technical solution, beneficial effects of the present invention are as follows:
Sodium bentonite is not only cheap, abundance, and the layered silicate structure with 2:1 type, by 2 silicon
Oxygen tetrahedron clips 1 silicon oxygen octahedra composition, the Al of part in octahedron3+It can be by Fe3+And Mg2+Replace, and in tetrahedron
Si4+It can be by Al3+Replace, the replacement of this isomorphous causes negative electrical charge between octahedral layer superfluous, this interlayer charge by hydration sun from
Son (Na+、K+、Ga2+、Mg2+) compensate, the surface of sodium bentonite and interlayer have hydrophily.In the present invention, cetyl
Trimethylammonium bromide enters sodium bentonite interlayer in many ways, including organic carbochain is parallel to sodium bentonite silicon oxygen four sides
Body vertically, favours sodium bentonite oxygen-octahedron, replaces the cation of sodium bentonite interlayer, increases its interlamellar spacing,
Specific surface area and pore volume reduce, and sodium bentonite surface micropore and the closing of interlayer stomata prevent in hydrone access aperture, will be empty
Gas and organic dewatering cationic are enclosed in hole, increase the hydrophobicity on sodium bentonite surface, reduce sodium bentonite interlayer sun
The hydration of ion, it is this to replace the water imbibition for improving sodium bentonite, weaken cracking behavior, improves heat insulating ability, the present invention
The two sides of rock wool substrate and basosexine is compound, so as to improve the performance of rock wool-steel plywood.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of composite plate of the present invention；
It is structure label of the invention below:
1- rock wool substrate, 2- polyurethane adhesive layer, 3- basosexine.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention,
Technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is the present invention one
Divide embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making
Every other embodiment obtained, shall fall within the protection scope of the present invention under the premise of creative work.
Embodiment 1
A kind of rock wool-steel plywood processing technology, comprising the following steps:
1) raw material is melted: basalt, coke and regulator being put into furnace cupola, the dolomite and 2% that regulator is 5%
Fluorite, the air after introducing preheating makes coke full combustion, basalt melting, by the melt formed after melting by chute,
Import centrifuge roller surface；
2) at fine, plate-making: melt falls within centrifuge roller surface, and roller high speed rotation generates melt film, and vane generates
High-speed flow stretches melt, and melt film is broken into melt particle, and melt, which flies out to be stretched with thread state, is cured as rock wool fibre
Dimension, cooling are sent on trigger squeeze, and rock wool substrate is made in solidification, drying and cutting；
3) preparation of hydrophobically modified sodium bentonite: sodium bentonite and water being added into reaction kettle, and stirring forms suspended
Liquid, adds cetyl trimethylammonium bromide, sodium bentonite, water, cetyl trimethylammonium bromide mass ratio be 1:
It after 50:1,40 DEG C of reaction 2.0h, stands, be filtered, washed, hydrophobically modified sodium bentonite is made；
4) preparation of basosexine raw material: hydrophobically modified sodium bentonite, bentonite and retarder are uniformly mixed, hydrophobic to change
Property sodium bentonite, bentonite and retarder mass ratio be 45:13:1, be made basosexine raw material；
5) preparation of composite plate: basosexine raw material made from step 4) and water, hydroxypropyl methyl cellulose are mixed into
Even paste mixture, basosexine raw material, water, hydroxypropyl methyl cellulose mass ratio be 60:38:2, pour into mold, drape over one's shoulders
It is scraped, after 110 DEG C of maintenance 30h, coats polyurethane adhesive, be put into rock wool substrate, coat polyurethane adhesive on rock wool substrate
Stick pours into paste mixture, drapes over one's shoulders and is scraped, and after 110 DEG C of maintenance 30h, 300 DEG C, dry under the conditions of 60MPa, composite plate is made.
Embodiment 2
A kind of rock wool-steel plywood processing technology, comprising the following steps:
1) raw material is melted: basalt, coke and regulator being put into furnace cupola, the dolomite and 3% that regulator is 8%
Fluorite, the air after introducing preheating makes coke full combustion, basalt melting, by the melt formed after melting by chute,
Import centrifuge roller surface；
2) at fine, plate-making: melt falls within centrifuge roller surface, and roller high speed rotation generates melt film, and vane generates
High-speed flow stretches melt, and melt film is broken into melt particle, and melt, which flies out to be stretched with thread state, is cured as rock wool fibre
Dimension, cooling are sent on trigger squeeze, and rock wool substrate is made in solidification, drying and cutting；
3) preparation of hydrophobically modified sodium bentonite: sodium bentonite and water being added into reaction kettle, and stirring forms suspended
Liquid adds cetyl trimethylammonium bromide, sodium bentonite, water, cetyl trimethylammonium bromide mass ratio be 1:
It after 50:2,60 DEG C of reaction 3.0h, stands, be filtered, washed, hydrophobically modified sodium bentonite is made；
4) preparation of basosexine raw material: hydrophobically modified sodium bentonite, bentonite and retarder are uniformly mixed, and are made outer
Base's raw material；
5) preparation of composite plate: basosexine raw material made from step 4) and water, hydroxypropyl methyl cellulose are mixed into
Even paste mixture, is poured into mold, is draped over one's shoulders and is scraped, and after 120 DEG C of maintenances for 24 hours, is coated polyurethane adhesive, is put into rock wool base
Plate coats polyurethane adhesive on rock wool substrate, pours into paste mixture, drapes over one's shoulders and be scraped, after 120 DEG C of maintenances for 24 hours, 400 DEG C,
It is dried under the conditions of 60MPa, composite plate is made.
Embodiment 3
A kind of rock wool-steel plywood processing technology, comprising the following steps:
1) raw material be melted: by basalt, coke and regulator put into furnace cupola in, regulator be 10% dolomite and
2.5% fluorite, the air after introducing preheating make coke full combustion, and basalt melting passes through the melt formed after melting
Chute imports centrifuge roller surface；
2) at fine, plate-making: melt falls within centrifuge roller surface, and roller high speed rotation generates melt film, and vane generates
High-speed flow stretches melt, and melt film is broken into melt particle, and melt, which flies out to be stretched with thread state, is cured as rock wool fibre
Dimension, cooling are sent on trigger squeeze, and rock wool substrate is made in solidification, drying and cutting；
3) preparation of hydrophobically modified sodium bentonite: sodium bentonite and water being added into reaction kettle, and stirring forms suspended
Liquid adds cetyl trimethylammonium bromide, sodium bentonite, water, cetyl trimethylammonium bromide mass ratio be 1:
It after 30:1,20 DEG C of reaction 0.5h, stands, be filtered, washed, hydrophobically modified sodium bentonite is made；
4) preparation of basosexine raw material: hydrophobically modified sodium bentonite, bentonite and retarder are uniformly mixed, and are made outer
Base's raw material；
5) preparation of composite plate: basosexine raw material made from step 4) and water, hydroxypropyl methyl cellulose are mixed into
Even paste mixture, is poured into mold, is draped over one's shoulders and is scraped, and after 110 DEG C of maintenance 30h, is coated polyurethane adhesive, is put into rock wool base
Plate coats polyurethane adhesive on rock wool substrate, pours into paste mixture, drapes over one's shoulders and be scraped, after 110 DEG C of maintenance 30h, 350 DEG C,
It is dried under the conditions of 40MPa, composite plate is made.
Commercially available rock wool board is soaked in respectively in acid, water and aqueous slkali, the clothes of the rock wool board in external wall environment are simulated
Use as a servant one of performance --- the changing rule of thermal property, three kinds of simulated environment media can not ignore rock wool board corrosion function,
Wherein, the corrosion function of aqueous slkali is the most obvious, and corrode initial stage thermal property is influenced it is maximum, with series resistances method and
Geodict software calculates the relationship between rock wool board hole water inlet rate and rock wool board thermal coefficient: when hole is intake in rock wool board
When rate is less than 20%, rock wool board thermal coefficient is still controlled within about 0.04W/ (MK)；When rock wool board hole water inlet rate is more than
When 60%, rock wool board thermal coefficient increases sharply；When rock wool board hole water inlet rate is greater than 90%, then its thermal coefficient sharply increases
Add.The present invention is compound by the two sides of rock wool substrate and basosexine, and the technical indicator of rock wool-steel plywood is as shown in table 1:
The technical indicator of 1 embodiment 1-3 rock wool-steel plywood of table
Seen from table 1, rock wool-steel plywood produced by the present invention increases the hydrophobicity of composite plate, improves thermal and insulating performance.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (6)
1. a kind of rock wool-steel plywood processing technology, which comprises the following steps:
1) raw material is melted: basalt, coke and regulator being put into furnace cupola, the air after introducing preheating fires coke sufficiently
It burns, basalt melting imports centrifuge roller surface by the melt formed after melting by chute；
2) at fine, plate-making: melt falls within centrifuge roller surface, and roller high speed rotation generates melt film, and vane generates high speed
Air-flow stretches melt, and melt film is broken into melt particle, and melt, which flies out to be stretched with thread state, is cured as rock wool fibers, cold
But, it is sent on trigger squeeze, rock wool substrate is made in solidification, drying and cutting；
3) preparation of hydrophobically modified sodium bentonite: sodium bentonite and water being added into reaction kettle, and stirring forms suspension, then
Cetyl trimethylammonium bromide is added, after 20-60 DEG C of reaction 0.5-3.0h, stands, be filtered, washed, obtained hydrophobically modified sodium
Base bentonite；
4) preparation of basosexine raw material: hydrophobically modified sodium bentonite, bentonite and retarder are uniformly mixed, and basosexine is made
Raw material；
5) preparation of composite plate: basosexine raw material made from step 4) and water, hydroxypropyl methyl cellulose are mixed into uniformly
Paste mixture pours into mold, drapes over one's shoulders and is scraped, and after 110-120 DEG C of maintenance 24-30h, coats polyurethane adhesive, is put into rock
Cotton substrate coats polyurethane adhesive on rock wool substrate, pours into paste mixture, drapes over one's shoulders and be scraped, 110-120 DEG C of maintenance 24-
After 30h, 300-400 DEG C, dry under the conditions of 40-60MPa, composite plate is made.
2. rock wool-steel plywood processing technology according to claim 1, which is characterized in that regulator is 5- in the step 1)
10% dolomite and the fluorite of 2-3%.
3. rock wool-steel plywood processing technology according to claim 1, which is characterized in that Na-bentonite in the step 3)
Soil, water, cetyl trimethylammonium bromide quality than range be 1:30-50:1-2.
4. rock wool-steel plywood processing technology according to claim 3, which is characterized in that Na-bentonite in the step 3)
Soil, water, cetyl trimethylammonium bromide mass ratio be 1:50:1.
5. rock wool-steel plywood processing technology according to claim 1, which is characterized in that hydrophobically modified sodium in the step 4)
The mass ratio of base bentonite, bentonite and retarder is 45:13:1.
6. rock wool-steel plywood processing technology according to claim 1, which is characterized in that basosexine is former in the step 5)
Material, water, hydroxypropyl methyl cellulose mass ratio be 60:38:2.
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| CN201910686126.1A CN110485585A (en) | 2019-07-29 | 2019-07-29 | A kind of rock wool-steel plywood processing technology |
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| WO2015179221A1 (en) * | 2014-05-20 | 2015-11-26 | Imerys Filtration Minerals, Inc. | Mineral composite vacuum insulation panel sheets |
| CN205476218U (en) * | 2016-01-30 | 2016-08-17 | 万华节能科技集团股份有限公司 | Rock wool composite sheet |
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| WO2015179221A1 (en) * | 2014-05-20 | 2015-11-26 | Imerys Filtration Minerals, Inc. | Mineral composite vacuum insulation panel sheets |
| CN205476218U (en) * | 2016-01-30 | 2016-08-17 | 万华节能科技集团股份有限公司 | Rock wool composite sheet |
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