CN108658555A - Heat-insulating, fire-preventing core plate and preparation method thereof - Google Patents
Heat-insulating, fire-preventing core plate and preparation method thereof Download PDFInfo
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- CN108658555A CN108658555A CN201710187895.8A CN201710187895A CN108658555A CN 108658555 A CN108658555 A CN 108658555A CN 201710187895 A CN201710187895 A CN 201710187895A CN 108658555 A CN108658555 A CN 108658555A
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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
- C04B28/14—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
-
- 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/04—Silica-rich materials; Silicates
- C04B14/14—Minerals of vulcanic origin
- C04B14/18—Perlite
-
- 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/26—Carbonates
- C04B14/28—Carbonates of calcium
-
- 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/38—Fibrous materials; Whiskers
- C04B14/42—Glass
-
- 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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/2623—Polyvinylalcohols; Polyvinylacetates
-
- 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
- C04B41/46—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 organic materials
- C04B41/48—Macromolecular compounds
- C04B41/483—Polyacrylates
-
- 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
- C04B41/60—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only artificial stone
- C04B41/61—Coating or impregnation
- C04B41/62—Coating or impregnation with organic materials
- C04B41/63—Macromolecular compounds
-
- 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
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
Abstract
The present invention relates to a kind of heat-insulating, fire-preventing core plates, are formulated using including raw material below：Gypsum, white cement, fine particle calcium carbonate, perlite, glass fibre, white glue with vinyl and water, the wherein described gypsum, white cement, fine particle calcium carbonate, perlite, glass fibre and white glue with vinyl weight ratio be 40 60 parts of gypsum, 5 10 parts of white cement, 10 15 parts of fine particle calcium carbonate, 20 30 parts of perlite, 5 10 parts of glass fibre, 8 10 parts of white glue with vinyl, the dosage of the water is 60 70% of total volume after above-mentioned gypsum, white cement, fine particle calcium carbonate, perlite, glass fibre and white glue with vinyl mixing.The making that the invention overcomes existing fireproof core board needs a large amount of chemical binders of addition to lead to of high cost, complex procedures, be only applicable to the shortcomings that interior wall plank, has the advantages that without using chemical binder, of low cost, preparation process is simple, is suitable for exterior wall, comprehensive performance more preferably.
Description
Technical field
The present invention relates to a kind of heat-insulating, fire-preventing core plates and preparation method thereof, apply in building board field.
Background technology
With the development and progress of society, a large amount of new material is applied to building board field, recently with such plate
Material substitutes marble and has become prevailing custom.Using the board prepared by core plate made of the new material, luminous energy satisfaction does not disappear
The person of expense is to marblized requirement, moreover it is possible to the effects that playing heat preservation, fire prevention.But the core material is at present there are still many problems,
It cannot be satisfied the public demand to its aspect of performance.Such as Fiberglas reinforced plaster tablet and the application of application number 02118752.5
Numbers 200910129646.9 A grade fireproof core boards and the A grade fire-resistant composite panels being made from it, although it does in terms of fire protecting performance
Go out improvement, but still there is defects, i.e., needs itself not have various using a large amount of chemical binder in its preparation process
The raw material of viscosity sticks together, and leads to that its is of high cost and manufacturing procedure is complicated, affects promoting the use of for board.Separately
Outside, due to its water absorption rate higher (general ＞ 10%, and in water absorption rate higher >=30% of section), weight weight, limiting it makes
With range, it is only capable of using as the core plate of interior wall plank.Therefore it provides a kind of without the chemical binder of other addition in the feed
It is of low cost, processing technology is simple, applicability is wide, comprehensive performance more preferably (weight is lighter, fire protecting performance is more preferable, water imbibition more
It is small) heat-insulating, fire-preventing core plate and preparation method thereof oneself become when business urgently.
Invention content
In order to overcome the making of existing fireproof core board need to add a large amount of chemical binders cause of high cost, complex procedures,
The shortcomings that being only applicable to interior wall plank, the present invention provide a kind of heat-insulating, fire-preventing core plate, have without using chemical binder, at
This is cheap, preparation process is simple, is suitable for exterior wall, comprehensive performance more preferably (weight is lighter, fire protecting performance is more preferable, water imbibition smaller)
The advantages of.
Technical scheme is as follows：
A kind of heat-insulating, fire-preventing core plate, is formulated using including raw material below：Gypsum, white cement, fine particle calcium carbonate, perlite,
Glass fibre, white glue with vinyl and water, wherein the weight ratio of the gypsum, white cement, fine particle calcium carbonate, perlite, glass fibre and white glue with vinyl
Example is 40-60 parts of gypsum, 5-10 parts of white cement, 10-15 parts of fine particle calcium carbonate, 20-30 parts of perlite, 5-10 parts of glass fibre, white glue with vinyl
8-10 parts, the dosage of the water is total volume after above-mentioned gypsum, white cement, fine particle calcium carbonate, perlite, glass fibre and white glue with vinyl mix
60-70%.
It is different from existing fireproof core board, the raw material that the heat-insulating, fire-preventing core plate of the application uses is conventional building materials, and nothing
A large amount of chemical binders need to be in addition used, but directly raw material be simply mixed and can be prepared, it is not only at low cost
And preparation section is simple.In addition, according to the heat-insulating, fire-preventing core plate performance is tested more preferably, A grades of fire prevention is not only can reach, and prevent fires
Performance is better than the fireproof core board of existing board, and water absorption rate ＜ 5% (is less than existing fireproof core board), light-weight.And common factory
The general ＞ 10% of fireproof core board water absorption rate of family, and the water absorption rate higher of section (generally >=30%), be only suitable for making in interior wall
With.The heat-insulating, fire-preventing core plate of the application can be used as the core plate of exterior wall simulative marble slab, and (core plate of outer wall board wants water absorption rate
Seek higher), the scope of application is wider.In raw material used by the application heat-insulating, fire-preventing core plate, the effect of each raw material is as follows：Gypsum is
Main filler, and play the role of other materials gluing together；White cement and fine particle calcium carbonate can alleviate the quick of gypsum
Solidification, white cement can play the role of increasing plank hardness, and fine particle calcium carbonate, perlite can reduce the whole proportion of material；Glass fibre
The structural strength of plank can be increased；White glue with vinyl can play the role of breast conjunction and waterproofing protection, during casting is suppressed, in vain
Latex can ooze out, and form protective film on the surface of heat-insulating, fire-preventing core plate base, to promote the fire protecting performance and intensity of plank, and reduce
Water absorption rate.
The raw material that the heat-insulating, fire-preventing core plate uses further includes suitable acrylic emulsion.
Suitable acrylic emulsion refers to the acrylic emulsion for the amount that can be coated with heat-insulating, fire-preventing core steel slab surface.
The surface energy that the acrylic emulsion is coated on heat-insulating, fire-preventing core plate base further decreases plank water absorption rate, lifting plate
The water resistance of material.
The gypsum, white cement, fine particle calcium carbonate, perlite, glass fibre and white glue with vinyl weight ratio be 50 parts of gypsum, plain boiled water
5 parts of mud, 15 parts of fine particle calcium carbonate, 30 parts of perlite, 10 parts of glass fibre, 10 parts of white glue with vinyl.
Comprehensive performance is more in terms of weight, water absorption rate and fire prevention for heat-insulating, fire-preventing core plate prepared by the preferred proportion raw material
It is good.
The preparation method of the heat-insulating, fire-preventing core plate includes the steps that following sequentially carrying out：
1) first whipping step：The gypsum of the weight ratio, white cement, fine particle calcium carbonate, perlite and glass fibre are mixed
Merging stirs；
2) secondary agitation step：The white glue with vinyl that the weight ratio is added into the mixture obtained by step 1) stirs evenly
Afterwards, the water for adding the dosage, is quickly mixed thoroughly；
3) injection molding step：Mixture obtained by step 2) is quickly poured into mold and is pressed into certain pressure
Shape is to get to heat-insulating, fire-preventing core plate base；
4) drying steps：The heat-insulating, fire-preventing core plate base is spontaneously dried or it is dried.
The heat-insulating, fire-preventing core plate of the application only needs at twice to mix raw material, later injection molding compacting, drying again
It is made, it is not only at low cost, environmentally friendly, and also preparation section is simple so that and the large-scale popularization use of fireproof core board is possibly realized.
The preparation method further includes setting water-proofing treatment step after the drying step, the water-proofing treatment step be
Heat-insulating, fire-preventing core steel slab surface after drying is coated with the acrylic emulsion, and is dried.
The water resistance of plank can be further promoted in heat-insulating, fire-preventing core steel slab surface coating acrylic emulsion.
In the water-proofing treatment step, before being coated with acrylic emulsion, first according to the smooth of heat-insulating, fire-preventing core steel slab surface
Degree carries out grinding process to the surface.
After grinding process the painting of acrylic emulsion can be promoted in heat-insulating, fire-preventing core plate base external coating acrylic emulsion again
Brushing effects so that the water absorption rate of plank further decreases, plank water proofing property more preferably.
Compared with prior art, the present patent application has the following advantages：
1) it can dropped significantly without a large amount of chemical binders of in addition addition in the heat-insulating, fire-preventing core plate preparation process of the application
While inexpensive, simplify preparation section；
2) comprehensive performance of the heat-insulating, fire-preventing core plate more preferably, while have both weight is lighter, fire protecting performance is more preferable, water imbibition more
Small feature, the core plate that can be used as outer wall board are used, are laid the first stone for being widely used for fireproof core board.
Specific implementation mode
Technical scheme of the present invention is described in detail with reference to embodiment.
Embodiment 1
A kind of heat-insulating, fire-preventing core plate of the present invention, is formulated using including raw material below：Gypsum, white cement,
It is fine particle calcium carbonate, perlite, glass fibre, white glue with vinyl, water and acrylic emulsion, wherein 50 parts by weight of gypsum, 5 parts by weight of white cement, light
The dosage of 15 parts by weight of calcium, 30 parts by weight of perlite, 10 parts by weight of glass fibre, 10 parts by weight of white glue with vinyl, the water is above-mentioned
The 65% of total volume after gypsum, white cement, fine particle calcium carbonate, perlite, glass fibre and white glue with vinyl mixing, the acrylic emulsion is suitable
Amount.
The preparation method of the heat-insulating, fire-preventing core plate includes the steps that following sequentially carrying out：
1) first whipping step：The gypsum of the weight ratio, white cement, fine particle calcium carbonate, perlite and glass fibre are mixed
Merging stirs；
2) secondary agitation step：The white glue with vinyl that the weight ratio is added into the mixture obtained by step 1) stirs evenly
Afterwards, the water for adding the dosage, is quickly mixed thoroughly；
3) injection molding step：Mixture obtained by step 2) is quickly poured into mold and is pressed into certain pressure
Shape is to get to heat-insulating, fire-preventing core plate base；
4) drying steps：The heat-insulating, fire-preventing core plate base is spontaneously dried or it is dried；
5) water-proofing treatment step：It is polished the surface according to the flatness of the heat-insulating, fire-preventing core steel slab surface after drying
Processing, then it is coated with the acrylic emulsion on the surface, and be dried to get heat-insulating, fire-preventing core plate.
Embodiment 2
A kind of heat-insulating, fire-preventing core plate of the present invention, is formulated using including raw material below：Gypsum, white cement,
It is fine particle calcium carbonate, perlite, glass fibre, white glue with vinyl, water and acrylic emulsion, wherein 40 parts by weight of gypsum, 10 parts by weight of white cement, light
The dosage of 10 parts by weight of calcium, 20 parts by weight of perlite, 5 parts by weight of glass fibre, 8 parts by weight of white glue with vinyl, the water is above-mentioned stone
The 70% of total volume after cream, white cement, fine particle calcium carbonate, perlite, glass fibre and white glue with vinyl mixing, the acrylic emulsion is suitable
Amount.
The preparation method of the heat-insulating, fire-preventing core plate includes the steps that following sequentially carrying out：
1) first whipping step：The gypsum of the weight ratio, white cement, fine particle calcium carbonate, perlite and glass fibre are mixed
Merging stirs；
2) secondary agitation step：The white glue with vinyl that the weight ratio is added into the mixture obtained by step 1) stirs evenly
Afterwards, the water for adding the dosage, is quickly mixed thoroughly；
3) injection molding step：Mixture obtained by step 2) is quickly poured into mold and is pressed into certain pressure
Shape is to get to heat-insulating, fire-preventing core plate base；
4) drying steps：The heat-insulating, fire-preventing core plate base is spontaneously dried or it is dried；
5) water-proofing treatment step：Heat-insulating, fire-preventing core steel slab surface after the drying is coated with the acrylic emulsion, and carries out
It is dried to get heat-insulating, fire-preventing core plate.
Embodiment 3
A kind of heat-insulating, fire-preventing core plate of the present invention, is formulated using including raw material below：Gypsum, white cement,
Fine particle calcium carbonate, perlite, glass fibre, white glue with vinyl and water, wherein 60 parts by weight of gypsum, 8 parts by weight of white cement, 12 parts by weight of fine particle calcium carbonate,
25 parts by weight of perlite, 8 parts by weight of glass fibre, 9 parts by weight of white glue with vinyl, the dosage of the water is above-mentioned gypsum, white cement, light
The 60% of total volume after calcium, perlite, glass fibre and white glue with vinyl mixing.
The preparation method of the heat-insulating, fire-preventing core plate includes the steps that following sequentially carrying out：
1) first whipping step：The gypsum of the weight ratio, white cement, fine particle calcium carbonate, perlite and glass fibre are mixed
Merging stirs；
2) secondary agitation step：The white glue with vinyl that the weight ratio is added into the mixture obtained by step 1) stirs evenly
Afterwards, the water for adding the dosage, is quickly mixed thoroughly；
3) injection molding step：Mixture obtained by step 2) is quickly poured into mold and is pressed into certain pressure
Shape is to get to heat-insulating, fire-preventing core plate base；
4) drying steps：The heat-insulating, fire-preventing core plate base is spontaneously dried or it is dried to get heat-insulating, fire-preventing core
Plate.
Experimental data
As it can be seen that comprehensive performance of the heat-insulating, fire-preventing core plate of the application in terms of water absorption rate, weight and fire prevention is better than existing
Fireproof core board, wherein embodiment 1 are optimal case.
Heat-insulating, fire-preventing core plate of the present invention and preparation method thereof is not only limited only to above-described embodiment, it is every according to
It, should all be within protection scope of the present invention according to any improvement or replacement of the principle of the invention.
Claims (6)
1. a kind of heat-insulating, fire-preventing core plate, it is characterised in that：It is formulated using including raw material below：It is gypsum, white cement, light
Calcium, perlite, glass fibre, white glue with vinyl and water, wherein the gypsum, white cement, fine particle calcium carbonate, perlite, glass fibre and Virgin's milk
The weight ratio of glue is 40-60 parts of gypsum, 5-10 parts of white cement, 10-15 parts of fine particle calcium carbonate, 20-30 parts of perlite, glass fibre 5-10
The dosage of part, 8-10 parts of white glue with vinyl, the water is that above-mentioned gypsum, white cement, fine particle calcium carbonate, perlite, glass fibre and white glue with vinyl are mixed
The 60-70% of total volume after conjunction.
2. heat-insulating, fire-preventing core plate according to claim 1, it is characterised in that：The raw material that the heat-insulating, fire-preventing core plate uses is also
Including suitable acrylic emulsion.
3. heat-insulating, fire-preventing core plate according to claim 2, it is characterised in that：The gypsum, white cement, fine particle calcium carbonate, perlite,
Glass fibre and the weight ratio of white glue with vinyl are 50 parts of gypsum, 5 parts of white cement, 15 parts of fine particle calcium carbonate, 30 parts of perlite, glass fibre 10
Part, 10 parts of white glue with vinyl.
4. according to the preparation method of claim 1-3 any one of them heat-insulating, fire-preventing core plates, it is characterised in that：Including below according to
The step of sequence carries out：
1) first whipping step：The gypsum of the weight ratio, white cement, fine particle calcium carbonate, perlite and glass fibre are mixed simultaneously
It stirs；
2) secondary agitation step：Be added into the mixture obtained by step 1) weight ratio white glue with vinyl stir evenly after,
The water for adding the dosage, is quickly mixed thoroughly；
3) injection molding step：Mixture obtained by step 2) is quickly poured into mold and with certain pressure compression moulding, i.e.,
Obtain heat-insulating, fire-preventing core plate base；
4) drying steps：The heat-insulating, fire-preventing core plate base is spontaneously dried or it is dried.
5. the preparation method of heat-insulating, fire-preventing core plate according to claim 4, it is characterised in that：The preparation method further includes
Water-proofing treatment step after the drying step is set, which is heat-insulating, fire-preventing core steel slab surface after the drying
It is coated with the acrylic emulsion, and is dried.
6. the preparation method of heat-insulating, fire-preventing core plate according to claim 5, it is characterised in that：The water-proofing treatment step
In, before being coated with acrylic emulsion, grinding process is first carried out to the surface according to the flatness of heat-insulating, fire-preventing core steel slab surface.
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| CN201710187895.8A CN108658555B (en) | 2017-03-27 | 2017-03-27 | Heat-insulating fireproof core board and preparation method thereof |
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| CN201710187895.8A CN108658555B (en) | 2017-03-27 | 2017-03-27 | Heat-insulating fireproof core board and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114135071A (en) * | 2022-01-19 | 2022-03-04 | 夏德斌 | Section bar for decoration, manufacturing process and application |
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