CN106587893A - Kieselguhr heat-preservation decoration plate and preparation method thereof - Google Patents
Kieselguhr heat-preservation decoration plate and preparation method thereof Download PDFInfo
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- CN106587893A CN106587893A CN201611031320.9A CN201611031320A CN106587893A CN 106587893 A CN106587893 A CN 106587893A CN 201611031320 A CN201611031320 A CN 201611031320A CN 106587893 A CN106587893 A CN 106587893A
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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
- 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
- C04B28/30—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 magnesium cements or similar cements
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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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/02—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding chemical blowing agents
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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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
- C04B38/063—Preparing or treating the raw materials individually or as batches
- C04B38/0635—Compounding ingredients
- C04B38/0645—Burnable, meltable, sublimable materials
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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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/08—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding porous substances
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00025—Aspects relating to the protection of the health, e.g. materials containing special additives to afford skin protection
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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
- 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
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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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
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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
- 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
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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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
Abstract
The invention relates to a kieselguhr heat-preservation decoration plate and a preparation method thereof. The kieselguhr heat-preservation decoration plate is prepared from the following raw materials in parts by weight: 35 to 45 parts of low-temperature calcined kieselguhr of which the grain diameter is 20 to 45 mu m, 10 to 20 parts of pearlite powder of which the grain diameter is 50 to 100 mu m, 20 to 30 parts of magnesium silicate gel powder, 0.1 to 0.3 part of aluminum powder, 0.01 to 0.03 part of cellulose ether, 0.001 to 0.003 part of fiber, 3 to 5 parts of sodium silicate, 10 to 15 parts of silicone-acrylate emulsion, 1 to 3 parts of alcohol ester-12 and 10 to 15 parts of water. A product of the invention has the effects of heat preservation and heat insulation at the same time, and can be used as a decoration of a final decorative surface; exposed decorative surface of the product has indoor adsorption and purification functions; detection shows that by using the kieselguhr heat-preservation decoration plate as a heat-preservation heat-insulation material, the requirements of A class of fire prevention and the like can be met.
Description
Technical field
The invention belongs to building material technique is utilized, and in particular to a kind of building heat preservation kieselguhr dalle and its preparation side
Method.
Background technology
The building thermal insulation material (either organic insulation material or inorganic heat insulation material) of China's application, substantially conduct
Major structure of construction a part and carry out, i.e., as body of wall a part exist.Still without as final building decoration face
Thermal insulation decorative material, and advocate under energy-saving overall situation in country, if using ornament materials or as final decorative cover being
Main material, is prepared into the material product with good heat insulating effect, by further up to the mesh for improving building energy conservation
Mark requirement, meets national industrial policies general orientation.
Kieselguhr as the mineral material with natural micropore structure, with good insulation, sqouynd absorption lowering noise, purification
Effect of air.At present kieselguhr is used as the application for purifying the air of a room, with paint spraying form, i.e., liquid-state silicon algicide coatings and
Solid-state kieselguhr mud etc., because its decoration thickness is relatively low, (coating layer thickness liquid is 60-80 μm；Solid-state is 1000-2000 μm), its suction
Attached purification function is limited.And diatom soil matrix heat preserving and insulating material, then it is with to provide noncrystal SiO with kieselguhr2Chemical composition
Raw material, with Ca (OH)2Chemical reaction is carried out, the form of calcium-silicate thermal insulation material is prepared, just with its SiO2Chemistry into
Point, and kieselguhr microcellular structure itself is destroyed, and because its surface quality is poor, the guarantor of technical grade heat distribution pipeline can only be used as
Temperature；Due to the product in process of production, energy consumption is very high, and complex process, and country has expressly provided and forbidden the industrial products
Production.Meet national industrial policies premise background under, how to play kieselguhr in insulation and energy-saving side
The performance advantage in face, is be engaged in kieselguhr Related product research and development personnel duty-bound, and the present invention is proposed and real
The starting point applied.
The content of the invention
It is an object of the invention to provide one kind can fireproof heat preservation plate material, and the heat preservation plate material can be used as building inside and outside wall
Final decoration plane material.
Technical solution of the present invention is as follows：
A kind of kieselguhr heat-insulation decorative slab, is made up of the raw material including following weight portion：
20-45 μm of low temperature calcination kieselguhr 35-45 part of particle diameter,
50-100 μm of crushed crude pearlite 10-20 part of particle diameter,
Magnesium silicate gel powder body 20-30 parts,
Aluminium powder 0.1-0.3 parts,
Cellulose ether 0.01-0.03 parts,
Fiber 0.001-0.003 parts,
Waterglass (i.e. sodium silicate) 3-5 parts,
Silicone acrylic emulsion 10-15 parts,
Alcohol ester-12 1-3 parts,
Water 10-15 parts.
Preferably, above-mentioned kieselguhr heat-insulation decorative slab, is made up of the raw material including following weight portion：
40 parts of low temperature calcination kieselguhr of 20-45 μm of particle diameter,
15 parts of 50-100 μm of crushed crude pearlite of particle diameter,
25 parts of magnesium silicate gel powder body,
0.2 part of aluminium powder,
0.02 part of cellulose ether,
0.002 part of fiber,
4.5 parts of waterglass (i.e. sodium silicate),
13 parts of silicone acrylic emulsion,
2 parts of alcohol ester-12,
13 parts of water.
Wherein, the low temperature calcination kieselguhr refers to kieselguhr of the calcining heat less than 550 DEG C
The cellulose ether includes one or more in methylcellulose, ethyl cellulose etc., preferably Methyl cellulose
Element.
The fiber includes one or more in the long wood fiber, short wood fiber etc., the preferably short wood fiber.
Alcohol ester-12 of the present invention is 2,2,4- trimethyl -1,3- pentanediol mono isobutyrates, CAS:25265-77-4.
To improve the ornamental or decorative effect of inventive article, its raw material also includes appropriate amount inorganic mineral powder pigment.
Preferably include the inorganic natural ore powder pigment of 0.5-1 parts.
The present invention also provides the preparation method of above-mentioned kieselguhr heat-insulation decorative slab, comprises the following steps：
1) waterglass, silicone acrylic emulsion, alcohol ester-12 and water are stirred by proportioning；
2) by low temperature calcination kieselguhr, crushed crude pearlite, magnesium silicate gel powder body, aluminium powder, cellulose ether and fiber etc. remaining
Raw material stirs by proportioning；
3) by step 1) and step 2) resulting material stirs, be modulated into slurry, be pressed into by this area conventional method
Type, cold drying are obtained final product.
Preferably, step 3) pressure pressure 30-35Mpa, time 5-10min. when building
Preferably, step 3) speed of agitator be 80-100rpm.
Preferably, step 3) baking temperature≤80 DEG C, to promote the solid efficiency of its crosslinking.
Preferably, step 3) after slurry reaction produces small bubble, you can suppressed.
The present invention is with (550 DEG C) of low temperature calcination removal organic components, and still keeps preferable microcellular structure and adsorption activity
(this kieselguhr is still noncrystal SiO to kieselguhr2, take full advantage of the loose structure feature of Diatomite mineral) and for primary raw material；
Based on inorganic coagulation material premised on the preferable resistance to compression of product later stage, rupture strength can be provided, being capable of achieving crosslinking curing；Enter
Row is disposable compressing, simple process, is easy to industrialized production；And product is keeping insulation and absorption purifying effect
Meanwhile, surface is smooth, good decorating effect.For the heat-insulating property for further improving product of the present invention, that is, reduce the unit weight of product with
Heat conductivity, invention introduces a certain amount of light aggregate (such as particulate perlite powder body) and the foaming of minute gas can be produced
Agent (such as aluminium powder)；Further to improve the early strength and micro-bubble stability of inventive article, end article is not being affected
Under conditions of combustibility, invention introduces a small amount of silicone acrylic emulsion, alcohol ester-12 and cellulose ether thickening agent.
Kieselguhr heat-insulation decorative slab of the present invention can be used as building heat preservation sheet material, it is also possible to make A level fireproof heat insulatings
The fields such as sheet material.
The dry product density of kieselguhr heat-insulation decorative slab of the present invention is up to 350-450kg/m3, heat conductivity is
0.21-0.35W/m2K, comprcssive strength 3-4.5MPa, rupture strength 1-2MPa, adhesive strength 800-1000kPa, shrinkage factor is not
More than 0.3%, coefficient of softing is not less than 0.5, water absorption rate 5%-8%, and burning grade is A levels.
Product of the present invention has fireproof heat insulating and decoration double grading, is exposed to indoor and outdoor surroundingses as final decorative cover
When, and with certain adsorption cleaning function.The solid content of product of the present invention 95% is inorganic material, fully meets A levels and does not fire
The requirement of fire-retardant heat-insulation material, and a small amount of silicone acrylic emulsion and waterglass (sodium silicate), the life reverse gel reaction of magnesium silicate gel, shape
Into sodium metasilicate, magnesium aluminometasilicate compound, while with good strength, also possess fire prevention, noninflammability.It is a large amount of in addition
Light microporous kieselguhr powder body material, while end article unit weight is reduced, when being exposed to indoor and outdoor wall wall surface, possesses good
Good air adsorption purification function.
Description of the drawings
Fig. 1 is low temperature calcination kieselguhr SEM figures used by embodiment.
Fig. 2 is picture in kind prepared by embodiment 1.
Specific embodiment
Following examples are used to illustrate the present invention, but are not limited to the scope of the present invention.It is unreceipted concrete in embodiment
Technology or condition person, according to technology or condition described by document in the art, or are carried out according to product description.It is used
Reagent or the unreceipted production firm person of instrument, are the conventional products that can be commercially available by regular distributor.
Wherein, 20-45 μm of low temperature calcination kieselguhr of particle diameter (Changbai, calcining heat are less than 550 DEG C), is far led to by Jilin
Mining industry company limited provides.50-100 μm of crushed crude pearlite of particle diameter, magnesium silicate gel powder body, aluminium powder, cellulose ether (refer to Methyl cellulose
Element), fiber (referring to the short wood fiber), waterglass, silicone acrylic emulsion, alcohol ester -12, red natural ore powder be purchased from the happy together Thailand in Beijing Tianjin
Chemical products company limited.
Described below dry density refers to the quality of solid particle and the ratio of cumulative volume；Can be examined by this area conventional method
Survey.Described below heat conductivity adopts protective plate method thermal conductivity measurement standard GB10294-88, by IM-DRY301 double flat plates
Conductometer is determined.Described below comprcssive strength, rupture strength are detected using J4XG-WDW-50 electronic universal testers.With
Under the adhesive strength detected using ZQS6-2000A high accuracy bonding intensity detecting instruments.Described below water absorption rate
Detection method is GB/T 9966.3-2001《Natural ornamental stone test method third portion：Bulk density, true density, true pore
Rate, absorbance test method》.
Embodiment 1
A kind of kieselguhr heat-insulation decorative slab, preparation method are comprised the following steps：
1. waterglass 50g, silicone acrylic emulsion 100g, -12 10g of alcohol ester are weighed respectively, and water 100g, stirring and evenly mixing are standby；
2. 20-45 μm of low temperature calcination kieselguhr 350g of particle diameter, 50-100 μm of crushed crude pearlite 100g of particle diameter, silicic acid are weighed respectively
Magnesium powder body 300g, aluminium powder 1g, cellulose ether 0.1g, red natural ore powder 5g, fiber 0.01g, high-speed stirred mix standby；
3. the material uniform stirring (rotating speed is 80 revs/min) by step 1 resulting material with step 2 is modulated into slurry, stirs
Response time 30-40min.Above-mentioned slurry pressure is built in plane mould, pressure maintains 30Mpa about 5min, cut after form removal, it is low
Warm (80 DEG C) dryings get product sheet material to promote the solid efficiency of its crosslinking after being completely dried.
Carried out test and obtained following result：Dry density 440kg/m3, heat conductivity 0.35W/m2K, comprcssive strength
4.5MPa, rupture strength 2.0MPa, adhesive strength 950kPa, shrinkage factor 0.20%, water absorption rate 6.5%, burning grade are A levels.
Embodiment 2
1. waterglass 30g, silicone acrylic emulsion 150g, -12 30g of alcohol ester are weighed respectively, and water 150g, stirring and evenly mixing are standby；
2. 20-45 μm of low temperature calcination kieselguhr 450g of particle diameter, 50-100 μm of crushed crude pearlite 200g of particle diameter, silicic acid are weighed respectively
Magnesium powder body 200g, aluminium powder 3g, cellulose ether 0.3g, red natural ore powder 8g, fiber 0.03g, high-speed stirred are mixed, standby；
3. the material uniform stirring (rotating speed is 80 revs/min) by step 1 resulting material with step 2 is modulated into slurry, stirs
Response time 30-40min.Above-mentioned slurry pressure is built in plane mould, pressure maintains 30Mpa about 5min, cut after form removal, it is low
Warm (80 DEG C) dryings get product sheet material to promote the solid efficiency of its crosslinking after being completely dried.
Carried out test and obtained following result：Dry density 350kg/m3, heat conductivity 0.21W/m2K, comprcssive strength
3.0MPa, rupture strength 1.0MPa, adhesive strength 800kPa, shrinkage factor 0.18%, water absorption rate 8.0%, burning grade are A levels.
Embodiment 3
1. waterglass 45g, silicone acrylic emulsion 130g, -12 20g of alcohol ester are weighed respectively, and water 130g, stirring and evenly mixing are standby；
2. 20-45 μm of low temperature calcination kieselguhr 400g of particle diameter, 50-100 μm of crushed crude pearlite 150g of particle diameter, silicic acid are weighed respectively
Magnesium powder body 250g, aluminium powder 2g, cellulose ether 0.2g, red natural ore powder 6g, fiber 0.02g, high-speed stirred mix standby；
3. the material uniform stirring (rotating speed is 80 revs/min) by step 1 resulting material with step 2 is modulated into slurry, stirs
Response time 30-40min.Above-mentioned slurry pressure is built in plane mould, pressure maintains 30Mpa about 5min, cut after form removal, it is low
Warm (80 DEG C) dryings get product sheet material to promote the solid efficiency of its crosslinking after being completely dried.
Carried out test and obtained following result：Dry density 410kg/m3, heat conductivity 0.31W/m2K, comprcssive strength
4.1MPa, rupture strength 1.6MPa, adhesive strength 860kPa, shrinkage factor 0.19%, water absorption rate 7.2%, burning grade are A levels.
Comparative example 1
1. waterglass 45g, silicone acrylic emulsion 130g, -12 20g of alcohol ester are weighed respectively, and water 130g, stirring and evenly mixing are standby；
2. 20-45 μm of low temperature calcination kieselguhr 100g of particle diameter, 50-100 μm of crushed crude pearlite 150g of particle diameter, silicic acid are weighed respectively
Magnesium powder body 300g, aluminium powder 1g, cellulose ether 0.1g, red natural ore powder 5g, fiber 0.01g, high-speed stirred mix standby；
3. the material uniform stirring (rotating speed is 80 revs/min) by step 1 resulting material with step 2 is modulated into slurry, stirs
Response time 30-40min.Above-mentioned slurry pressure is built in plane mould, pressure maintains 30Mpa about 5min, cut after form removal, it is low
Warm (80 DEG C) dryings get product sheet material to promote the solid efficiency of its crosslinking after being completely dried.
Carried out test and obtained following result：Dry density 710kg/m3, heat conductivity 3.2W/m2K, comprcssive strength
1.2MPa, rupture strength 0.5MPa, adhesive strength 460kPa, shrinkage factor 0.7%, water absorption rate 12%.
Comparative example 2
1. waterglass 45g, silicone acrylic emulsion 130g, -12 20g of alcohol ester are weighed respectively, and water 130g, stirring and evenly mixing are standby；
2. 20-45 μm of low temperature calcination kieselguhr 500g of particle diameter, 50-100 μm of crushed crude pearlite 50g of particle diameter, silicic acid are weighed respectively
Magnesium powder body 100g, aluminium powder 2g, cellulose ether 0.2g, red natural ore powder 7g, fiber 0.02g, high-speed stirred mix standby；
3. the material uniform stirring (rotating speed is 80 revs/min) by step 1 resulting material with step 2 is modulated into slurry, stirs
Response time 30-40min.Above-mentioned slurry pressure is built in plane mould, pressure maintains 30Mpa about 5min, cut after form removal, it is low
Warm (80 DEG C) dryings get product sheet material to promote the solid efficiency of its crosslinking after being completely dried.
Carried out test and obtained following result：Dry density 500kg/m3, heat conductivity 0.9W/m2K, comprcssive strength
1.6MPa, rupture strength 0.7MPa, adhesive strength 520kPa, shrinkage factor 0.8%, water absorption rate 15%.
Can be seen by the test data of comparative example 1,2 and change very big with the performance impact for comparing sample.
Although above the present invention is described in detail with a general description of the specific embodiments,
On the basis of the present invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Cause
This, these modifications or improvements, belong to the scope of protection of present invention without departing from theon the basis of the spirit of the present invention.
Claims (9)
1. a kind of kieselguhr heat-insulation decorative slab, it is characterised in that be made up of the raw material including following weight portion：
20-45 μm of low temperature calcination kieselguhr 35-45 part of particle diameter,
50-100 μm of crushed crude pearlite 10-20 part of particle diameter,
Magnesium silicate gel powder body 20-30 parts,
Aluminium powder 0.1-0.3 parts,
Cellulose ether 0.01-0.03 parts,
Fiber 0.001-0.003 parts,
Waterglass 3-5 parts,
Silicone acrylic emulsion 10-15 parts,
Alcohol ester-12 1-3 parts,
Water 10-15 parts.
2. kieselguhr heat-insulation decorative slab according to claim 1, it is characterised in that by the raw material including following weight portion
Make：
40 parts of low temperature calcination kieselguhr of 20-45 μm of particle diameter,
15 parts of 50-100 μm of crushed crude pearlite of particle diameter,
25 parts of magnesium silicate gel powder body,
0.2 part of aluminium powder,
0.02 part of cellulose ether,
0.002 part of fiber,
4.5 parts of waterglass,
13 parts of silicone acrylic emulsion,
2 parts of alcohol ester-12,
13 parts of water.
3. kieselguhr heat-insulation decorative slab according to claim 1 and 2, it is characterised in that the low temperature calcination kieselguhr
Refer to kieselguhr of the calcining heat less than 550 DEG C.
4. kieselguhr heat-insulation decorative slab according to claim 1 and 2, it is characterised in that the cellulose ether includes first
One or more in base cellulose, ethyl cellulose.
5. kieselguhr heat-insulation decorative slab according to claim 1 and 2, it is characterised in that the fiber includes that long wood is fine
One or more in dimension, the short wood fiber.
6. the kieselguhr heat-insulation decorative slab according to any one of claim 1-5, it is characterised in that its raw material also includes
The inorganic natural ore powder pigment of 0.5-1 parts.
7. the preparation method of kieselguhr heat-insulation decorative slab described in any one of claim 1-6, it is characterised in that including following step
Suddenly：
1) waterglass, silicone acrylic emulsion, alcohol ester-12 and water are stirred by proportioning；
2) remaining raw material is stirred by proportioning；
3) by step 1) and step 2) resulting material stirs, and is modulated into slurry, compressing, cold drying is obtained final product.
8. method according to claim 7, it is characterised in that step 3) pressure pressure 30-35Mpa, time 5- when building
10min。
9. method according to claim 7, it is characterised in that step 3) baking temperature≤80 DEG C.
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|---|---|---|---|---|
| CN108117366A (en) * | 2017-12-27 | 2018-06-05 | 洛阳神佳窑业有限公司 | A kind of preparation method of diatomite fire-proof plate |
| CN110256005A (en) * | 2019-05-05 | 2019-09-20 | 刘懿锋 | A kind of wall light silica sand heat preservation plastering material |
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|---|---|
| CN106587893B (en) | 2019-01-25 |
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