CN103059435B - Composite polystyrene heat insulation material and preparation method of heat insulation board - Google Patents

Composite polystyrene heat insulation material and preparation method of heat insulation board Download PDF

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CN103059435B
CN103059435B CN201310014571.6A CN201310014571A CN103059435B CN 103059435 B CN103059435 B CN 103059435B CN 201310014571 A CN201310014571 A CN 201310014571A CN 103059435 B CN103059435 B CN 103059435B
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polystyrene
heat insulation
parts
fire
stirring
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CN103059435A (en
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赵祖兵
刘永旭
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HENAN LVCHENG JUNENG ENGINEERING MATERIALS Co Ltd
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HENAN LVCHENG JUNENG ENGINEERING MATERIALS Co Ltd
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Abstract

The invention discloses a fireproof and flame-retardant composite polystyrene heat insulation material and a method for preparing a heat insulation board by using the material, which belongs to the technical field of the heat insulation boards. The composite heat insulation board combining an inorganic heat insulation material and an organic heat insulation material has the characteristics of fireproof property, heat insulation, flame-retardant property and low heat conductivity of the organic material, so the fireproof and flame-retardant performance of the composite heat insulation material can be improved based on unchanging the heat conductivity of the polystyrene. The method for preparing the composite heat insulation board is simple and easy to operate; each polystyrene granule is covered with a layer of a fireproof and flame-retardant material on the surface, so that each granule forms an integrated and independent unit, thereby effectively interrupting the conduction of the heat and the spread of the flame to achieve a non-combustion effect. The prepared composite polystyrene heat insulation board has the advantages of light weight, low heat conductivity, good heat insulation effect, high tensile strength, good toughness, high size stability, low moisture absorption and good flame resistance, and the combustion performance can be A2 grade (GB8624-2006).

Description

The preparation method of polystyrene compound insulating material and warming plate
Technical field
The present invention is specifically related to a kind of polystyrene compound insulating material of fire protection flame retarding, and uses this material to prepare the method for warming plate, belongs to heat preservation plate material technical field.
Background technology
At present, the lagging material using on market is mainly divided into inorganic heat insulation material and the large class of organic insulation material two.The advantages such as comprehensive, that organic insulation material has is lightweight, thermal and insulating performance good, materials processing is good, but its fire resistance is poor, poor stability and not ageing-resistant.Inorganic heat insulation material is as perlite, diatomite, asbestos, slag wool, multicellular glass etc., though possess certain fire resistance, its thermal conductivity is high, heat-insulating property is poor, and unit weight is larger.
On market, existing A level lagging material has several inorganic materials such as glass wool, rock cotton board, foam cement, multicellular glass, glass bead; its prices of raw and semifnished materials are higher; construction is complicated; as glass bead at least need to be smeared seven or eight centimeters of thick mortars at exterior wall when constructing; many need to smear tens centimeters thick, take a lot of work and take material.And some material is as rock cotton board, belong to objectionable impurities, during construction, protect and badly can cause whole body itch.B level lagging material has molded polystyrene (EPS) warming plate, extruded polystyrene warming plate plate (XPS), polyurathamc (PU) warming plate etc. several, its construction more for convenience, executive cost is approximately half of A level lagging material, pouplarity on market is higher, sits and gathers around certain share of market.Yet although existing organic insulation material cost is lower, high insulating effect, easy construction, its burning grade majority is not up to standard, faces the risk of being eliminated by market.Although to adding in organic insulation material fire retardant can improve its burning grade, flame retardant effect is also not obvious, and most of fire retardant can produce poison gas when presence of fire, seriously jeopardizes people's life security.
Summary of the invention
The object of this invention is to provide a kind of polystyrene compound insulating material.
Meanwhile, the present invention also provides a kind of and adopts above-mentioned polystyrene compound insulating material to prepare the method for warming plate.
In order to realize above object, the technical solution adopted in the present invention is:
Polystyrene compound insulating material, is comprised of the component of following parts by weight:
80~90 parts of fire-resistant inorganic materials,
30~50 parts of fire-resistant binding agents,
0.1~1 part of dispersion agent,
0.1~1 part of coupling agent,
1~10 part of fire retardant,
30~80 parts of expandable polystyrene particles.
Described fire-resistant inorganic materials is one or more in magnesium oxide, aluminum oxide, kaolin, calcium oxide, perlite powder, Graphite Powder 99, silicon powder, water glass, sulfate of ammoniac, sodium phosphate.
The particle size range of described fire-resistant inorganic materials is 1250 order~5000 orders.
Described fire-resistant binding agent is one or more in the middle of urea-formaldehyde resin, resol, silicone resin.
Described dispersion agent is sodium lauryl sulphate, methyl amyl alcohol, polyacrylamide, fatty acid polyglycol ester, glyceryl monostearate, one or more in the middle of Tristearoylglycerol.
Described coupling agent is one or more in titante coupling agent sec.-propyl three (dioctylphyrophosphoric acid acyloxy) titanic acid ester, three iso stearate isopropyl titanates, two (dioctyl pyrophosphoryl oxygen base) oxo ester acid titanium, two (dioctyl phosphite base) titanium isopropylate and Silane coupling agent KH550, KH560, KH570, KH792, DL602.
Described fire retardant is red phosphorus, aluminium hydroxide, expansile graphite, TDE, decabromodiphynly oxide, zinc borate, ammonium polyphosphate, one or more in trimeric cyanamide, tetramethylolmethane.
Described expandable polystyrene particle is coventional type granules of polystyrene through sending out in advance, the particle after slaking, can be commercial goods.
Adopt above-mentioned polystyrene compound insulating material to prepare a method for warming plate, concrete steps are as follows:
(1) accurately get each component, first fire-resistant inorganic materials is joined in fire-resistant binding agent, then add dispersion agent, coupling agent, fire retardant, fully dispersed with stirring;
(2) material after step (1) dispersed with stirring is mixed again to also dispersed with stirring with expandable polystyrene particle; then add steam heating in forming machine to carry out secondary frothing forming; the pressure of steam is 0.08~0.25MPa; logical steam heating time is 5~40s, obtains polystyrene composite insulation board.
Beneficial effect of the present invention:
Polystyrene compound insulating material employing inorganic heat insulation material of the present invention and organic insulation material are compound, have the characteristic that inorganic materials is fire-resistant, heat insulation, fire-retardant and organic materials thermal conductivity is low concurrently, under the prerequisite that does not change polystyrene heat conducting coefficient, can improve the fire resistant flame retardant performance of compound insulating material.
The method that the present invention prepares composite insulation boards is for by inorganic heat insulation material and binding agent, dispersion agent, coupling agent, fire retardant dispersed with stirring, add in granules of polystyrene, on each granules of polystyrene surface, all cover one deck applied fireproofing, make each material form a complete independently unit, thereby effectively conduction and the flame transmission of intercept heat, reach the effect of " standard is not fired ", then made polystyrene composite insulation board through secondary frothing forming.The method that the present invention prepares composite insulation boards is simple, easy to operate, is suitable for large-scale production application.
Polystyrene composite insulation board prepared by the present invention has that light weight, thermal conductivity are low, high insulating effect, tensile strength are high, good toughness, the advantage such as dimensional stability is high, water-intake rate is low, good flame retardation effect, and its combustionproperty can reach A 2level (GB8624-2006).
Embodiment
Below in conjunction with specific embodiment, the present invention is described in further detail, but does not form any limitation of the invention.
Embodiment 1
The present embodiment polystyrene compound insulating material is comprised of the component of following parts by weight: 80 parts, the magnesium oxide of mistake 1250 mesh sieves, 30 parts of urea-formaldehyde resins, 0.1 part of sodium lauryl sulphate, 0.1 part of sec.-propyl three (dioctylphyrophosphoric acid acyloxy) titanic acid ester, 1 part, red phosphorus, 30 parts of expandable polystyrene particles.The step of preparing warming plate is as follows:
(1) accurately get each component, first magnesium oxide is joined in the dispersion machine that fills urea-formaldehyde resin, add sodium lauryl sulphate, sec.-propyl three (dioctylphyrophosphoric acid acyloxy) titanic acid ester, red phosphorus again, open the abundant dispersed with stirring of dispersion machine, rotating speed is set to 2500 turn/min;
(2) material after step (1) dispersed with stirring is mixed again to also dispersed with stirring with expandable polystyrene particle; then add in forming machine; make expandable polystyrene particle fill full whole die cavity; steam heating is carried out secondary frothing forming; the pressure of steam is 0.08MPa; logical steam heating time is 40s, obtains polystyrene composite insulation board.
The performance data that the present embodiment makes warming plate refers to following table 1.
Embodiment 2
The present embodiment polystyrene compound insulating material is comprised of the component of following parts by weight: 90 parts, the aluminum oxide of mistake 2000 mesh sieves, 40 parts, resol, 0.5 part of sodium lauryl sulphate, three 0.5 part of iso stearate isopropyl titanate, 10 parts, aluminium hydroxide, 40 parts of expandable polystyrene particles.The step of preparing warming plate is as follows:
(1) accurately get each component, first aluminum oxide is joined in the dispersion machine that fills resol, then add sodium lauryl sulphate, three iso stearate isopropyl titanates, aluminium hydroxide, open the abundant dispersed with stirring of dispersion machine, rotating speed is set to 2500 turn/min;
(2) material after step (1) dispersed with stirring is mixed again to also dispersed with stirring with expandable polystyrene particle; then add in forming machine; make expandable polystyrene particle fill full whole die cavity; steam heating is carried out secondary frothing forming; the pressure of steam is 0.12MPa; logical steam heating time is 35s, obtains polystyrene composite insulation board.
The performance data that the present embodiment makes warming plate refers to following table 1.
Embodiment 3
The present embodiment polystyrene compound insulating material is comprised of the component of following parts by weight: 90 parts of the kaolin of mistake 5000 mesh sieves, 50 parts of silicone resins, 1 part of methyl amyl alcohol, 1 part of two (dioctyl pyrophosphoryl oxygen base) oxo ester acid titanium, 5 parts of expansile graphites, 50 parts of expandable polystyrene particles.The step of preparing warming plate is as follows:
(1) accurately get each component, first kaolin is joined in the dispersion machine that fills silicone resin, add methyl amyl alcohol, two (dioctyl pyrophosphoryl oxygen base) oxo ester acid titanium, expansile graphite again, open the abundant dispersed with stirring of dispersion machine, rotating speed is set to 3000 turn/min;
(2) material after step (1) dispersed with stirring is mixed again to also dispersed with stirring with expandable polystyrene particle; then add in forming machine; make expandable polystyrene particle fill full whole die cavity; steam heating is carried out secondary frothing forming; the pressure of steam is 0.16MPa; logical steam heating time is 25s, obtains polystyrene composite insulation board.
The performance data that the present embodiment makes warming plate refers to following table 1.
Embodiment 4
The present embodiment polystyrene compound insulating material is comprised of the component of following parts by weight: 80 parts, the calcium oxide of mistake 3000 mesh sieves, 40 parts, resol, 1 part of polyacrylamide, 1 part of two (dioctyl phosphite base) titanium isopropylate, 1 part of TDE, 50 parts of expandable polystyrene particles.The step of preparing warming plate is as follows:
(1) accurately get each component, in first calcium oxide being joined in the dispersion machine that fills resol, add polyacrylamide, two (dioctyl phosphite base) titanium isopropylate, TDE again, open the abundant dispersed with stirring of dispersion machine, rotating speed is set to 3000 turn/min;
(2) material after step (1) dispersed with stirring is mixed again to also dispersed with stirring with expandable polystyrene particle; then add in forming machine; make expandable polystyrene particle fill full whole die cavity; steam heating is carried out secondary frothing forming; the pressure of steam is 0.18MPa; logical steam heating time is 15s, obtains polystyrene composite insulation board.
The performance data that the present embodiment makes warming plate refers to following table 1.
Embodiment 5
The present embodiment polystyrene compound insulating material is comprised of the component of following parts by weight: 85 parts of the perlite powders of mistake 1250 mesh sieves, 35 parts of urea-formaldehyde resins, 0.5 part of fatty acid polyglycol ester, 0.5 part of Silane coupling agent KH550,8 parts of ammonium polyphosphates, 60 parts of expandable polystyrene particles.The step of preparing warming plate is as follows:
(1) accurately get each component, first perlite powder is joined in the dispersion machine that fills urea-formaldehyde resin, then add fatty acid polyglycol ester, Silane coupling agent KH550, ammonium polyphosphate, open the abundant dispersed with stirring of dispersion machine, rotating speed is set to 2000 turn/min;
(2) material after step (1) dispersed with stirring is mixed again to also dispersed with stirring with expandable polystyrene particle; then add in forming machine; make expandable polystyrene particle fill full whole die cavity; steam heating is carried out secondary frothing forming; the pressure of steam is 0.20MPa; logical steam heating time is 10s, obtains polystyrene composite insulation board.
The performance data that the present embodiment makes warming plate refers to following table 1.
Embodiment 6
The present embodiment polystyrene compound insulating material is comprised of the component of following parts by weight: 85 parts of the Graphite Powder 99s of mistake 2000 mesh sieves, 20 parts of urea-formaldehyde resins, 25 parts, resol, 0.3 part of glyceryl monostearate, silane coupling agent KH5600.7 part, 2 parts of decabromodiphynly oxides, 80 parts of expandable polystyrene particles.The step of preparing warming plate is as follows:
(1) accurately get each component, first Graphite Powder 99 is joined in the dispersion machine that fills urea-formaldehyde resin and resol, add glyceryl monostearate, silane coupling agent KH560, decabromodiphynly oxide again, open the abundant dispersed with stirring of dispersion machine, rotating speed is set to 2500 turn/min;
(2) material after step (1) dispersed with stirring is mixed again to also dispersed with stirring with expandable polystyrene particle; then add in forming machine; make expandable polystyrene particle fill full whole die cavity; steam heating is carried out secondary frothing forming; the pressure of steam is 0.25MPa; logical steam heating time is 5s, obtains polystyrene composite insulation board.
The performance data that the present embodiment makes warming plate refers to following table 1.
Embodiment 7
The present embodiment polystyrene compound insulating material is comprised of the component of following parts by weight: 80 parts of the silicon powders of mistake 5000 mesh sieves, 20 parts of urea-formaldehyde resins, 20 parts, resol, 0.1 part of Tristearoylglycerol, silane coupling agent KH5701 part, 2 parts of zinc borates, 70 parts of expandable polystyrene particles.The step of preparing warming plate is as follows:
(1) accurately get each component, first silicon powder is joined in the dispersion machine that fills urea-formaldehyde resin and resol, then add Tristearoylglycerol, silane coupling agent KH570, zinc borate, open the abundant dispersed with stirring of dispersion machine, rotating speed is set to 2500 turn/min;
(2) material after step (1) dispersed with stirring is mixed again to also dispersed with stirring with expandable polystyrene particle; then add in forming machine; make expandable polystyrene particle fill full whole die cavity; steam heating is carried out secondary frothing forming; the pressure of steam is 0.15MPa; logical steam heating time is 25s, obtains polystyrene composite insulation board.
The performance data that the present embodiment makes warming plate refers to following table 1.
Embodiment 8
The present embodiment polystyrene compound insulating material is comprised of the component of following parts by weight: 40 parts of the water glass of mistake 2000 mesh sieves, 45 parts, ammonium sulfate, 20 parts of silicone resins, 20 parts, resol, 0.3 part of glyceryl monostearate, 0.5 part of Tristearoylglycerol, silane coupling agent KH7921 part, 6 parts of trimeric cyanamides, 35 parts of expandable polystyrene particles.The step of preparing warming plate is as follows:
(1) accurately get each component, first water glass and ammonium sulfate are joined in the dispersion machine that fills silicone resin and resol, add again glyceryl monostearate, Tristearoylglycerol, silane coupling agent KH792, trimeric cyanamide, open the abundant dispersed with stirring of dispersion machine, rotating speed is set to 3000 turn/min;
(2) material after step (1) dispersed with stirring is mixed again to also dispersed with stirring with expandable polystyrene particle; then add in forming machine; make expandable polystyrene particle fill full whole die cavity; steam heating is carried out secondary frothing forming; the pressure of steam is 0.20MPa; logical steam heating time is 10s, obtains polystyrene composite insulation board.
The performance data that the present embodiment makes warming plate refers to following table 1.
Embodiment 9
The present embodiment polystyrene compound insulating material is comprised of the component of following parts by weight: 90 parts of the sodium phosphates of mistake 1250 mesh sieves, 20 parts of urea-formaldehyde resins, 30 parts of silicone resins, 1 part of methyl amyl alcohol, silane coupling agent DL6021 part, 7 parts of tetramethylolmethanes, 50 parts of expandable polystyrene particles.The step of preparing warming plate is as follows:
(1) accurately get each component, first sodium phosphate is joined in the dispersion machine that fills urea-formaldehyde resin and silicone resin, then add methyl amyl alcohol, silane coupling agent DL602, tetramethylolmethane, open the abundant dispersed with stirring of dispersion machine, rotating speed is set to 2000 turn/min;
(2) material after step (1) dispersed with stirring is mixed again to also dispersed with stirring with expandable polystyrene particle; then add in forming machine; make expandable polystyrene particle fill full whole die cavity; steam heating is carried out secondary frothing forming; the pressure of steam is 0.10MPa; logical steam heating time is 30s, obtains polystyrene composite insulation board.
The performance data that the present embodiment makes warming plate refers to following table 1.
Embodiment 10
The present embodiment polystyrene compound insulating material is comprised of the component of following parts by weight: 30 parts, 40 parts, magnesium oxide, calcium oxide, 20 parts of the Graphite Powder 99s of crossing 2000 mesh sieves, 50 parts of silicone resins, 0.5 part of polyacrylamide, 0.5 part of fatty acid polyglycol ester, 0.5 part of Silane coupling agent KH550, silane coupling agent DL6020.5 part, 2 parts, red phosphorus, 5 parts, aluminium hydroxide, 45 parts of expandable polystyrene particles.The step of preparing warming plate is as follows:
(1) accurately get each component, first magnesium oxide, calcium oxide and Graphite Powder 99 are joined in the dispersion machine that fills silicone resin, add again polyacrylamide, fatty acid polyglycol ester, Silane coupling agent KH550, silane coupling agent DL602, red phosphorus and aluminium hydroxide, open the abundant dispersed with stirring of dispersion machine, rotating speed is set to 3000 turn/min;
(2) material after step (1) dispersed with stirring is mixed again to also dispersed with stirring with expandable polystyrene particle; then add in forming machine; make expandable polystyrene particle fill full whole die cavity; steam heating is carried out secondary frothing forming; the pressure of steam is 0.25MPa; logical steam heating time is 15s, obtains polystyrene composite insulation board.
Embodiment 11
The present embodiment polystyrene compound insulating material is comprised of the component of following parts by weight: 90 parts of the Graphite Powder 99s of mistake 2000 mesh sieves, 50 parts of silicone resins, 0.5 part of polyacrylamide, 0.5 part of fatty acid polyglycol ester, 0.5 part of Silane coupling agent KH550, silane coupling agent DL6020.5 part, 3 parts of ammonium polyphosphates, 2 parts of trimeric cyanamides, 3 parts of tetramethylolmethanes, 45 parts of expandable polystyrene particles.The step of preparing warming plate is as follows:
(1) accurately get each component, first Graphite Powder 99 is joined in the dispersion machine that fills silicone resin, add again polyacrylamide, fatty acid polyglycol ester, Silane coupling agent KH550, silane coupling agent DL602, ammonium polyphosphate, trimeric cyanamide and tetramethylolmethane, open the abundant dispersed with stirring of dispersion machine, rotating speed is set to 3000 turn/min;
(2) material after step (1) dispersed with stirring is mixed again to also dispersed with stirring with expandable polystyrene particle; then add in forming machine; make expandable polystyrene particle fill full whole die cavity; steam heating is carried out secondary frothing forming; the pressure of steam is 0.25MPa; logical steam heating time is 15s, obtains polystyrene composite insulation board.
The performance data that the present embodiment makes warming plate refers to following table 1.
Comparative example 1 is commercially available ordinary polystyrene (EPS) warming plate.
Comparative example 2 is commercially available rock-wool heat insulation plate.
The performance data of comparative example 1,2 warming plates refers to following table 1.
Table 1 embodiment of the present invention is prepared the performance data of warming plate

Claims (7)

1. polystyrene compound insulating material, is characterized in that: the component by following parts by weight forms:
80~90 parts of fire-resistant inorganic materials,
30~50 parts of fire-resistant binding agents,
0.1~1 part of dispersion agent,
0.1~1 part of coupling agent,
1~10 part of fire retardant,
30~80 parts of expandable polystyrene particles;
Described fire-resistant inorganic materials is one or more in magnesium oxide, aluminum oxide, kaolin, calcium oxide, perlite powder, Graphite Powder 99, silicon powder, water glass, sulfate of ammoniac, sodium phosphate.
2. polystyrene compound insulating material according to claim 1, is characterized in that: the particle size range of described fire-resistant inorganic materials is 1250 order~5000 orders.
3. polystyrene compound insulating material according to claim 1, is characterized in that: described fire-resistant binding agent is one or more in the middle of urea-formaldehyde resin, resol, silicone resin.
4. polystyrene compound insulating material according to claim 1, it is characterized in that: described dispersion agent is sodium lauryl sulphate, methyl amyl alcohol, polyacrylamide, fatty acid polyglycol ester, glyceryl monostearate one or more in the middle of Tristearoylglycerol.
5. polystyrene compound insulating material according to claim 1, is characterized in that: described coupling agent is one or more in titante coupling agent sec.-propyl three (dioctylphyrophosphoric acid acyloxy) titanic acid ester, three iso stearate isopropyl titanates, two (dioctyl pyrophosphoryl oxygen base) oxo ester acid titanium, two (dioctyl phosphite base) titanium isopropylate and Silane coupling agent KH550, KH560, KH570, KH792, DL602.
6. polystyrene compound insulating material according to claim 1, it is characterized in that: described fire retardant is red phosphorus, aluminium hydroxide, expansile graphite, TDE, decabromodiphynly oxide, zinc borate, ammonium polyphosphate, one or more in trimeric cyanamide, tetramethylolmethane.
7. polystyrene compound insulating material as claimed in claim 1 is prepared a method for warming plate, it is characterized in that: concrete steps are as follows:
(1) accurately get each component, first fire-resistant inorganic materials is joined in fire-resistant binding agent, then add dispersion agent, coupling agent, fire retardant, fully dispersed with stirring;
(2) material after step (1) dispersed with stirring is mixed again to also dispersed with stirring with expandable polystyrene particle; then add steam heating in forming machine to carry out secondary frothing forming; the pressure of steam is 0.08~0.25MPa; logical steam heating time is 5~40s, obtains polystyrene composite insulation board.
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