CN103043992A - Flame-retardant and anti-aging insulation building material and preparation method and application thereof - Google Patents
Flame-retardant and anti-aging insulation building material and preparation method and application thereof Download PDFInfo
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- CN103043992A CN103043992A CN2013100145237A CN201310014523A CN103043992A CN 103043992 A CN103043992 A CN 103043992A CN 2013100145237 A CN2013100145237 A CN 2013100145237A CN 201310014523 A CN201310014523 A CN 201310014523A CN 103043992 A CN103043992 A CN 103043992A
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Abstract
The invention discloses a flame-retardant and anti-aging insulation building material and a preparation method and application thereof. The inorganic insulation building material comprises the following components of magnesium oxide, magnesium sulfate, magnesium chloride and ultramicro building-material efficient additive. After the insulation building material disclosed by the invention is coated on the surface of a polystyrene insulation board, the insulation building material not only firmly wraps the polystyrene insulation board, but also can permeate inside the polystyrene insulation board, the mutual permeation is achieved under the action of high pressure, and a dense, watertight and airtight hard skeleton is formed after shaping, so that the polystyrene insulation board contained in the hard skeleton is protected, the water absorption of the polystyrene insulation board is reduced, the transmission of air and water vapor is effectively prevented, and the ageing resistance of the polystyrene insulation board is improved. The polystyrene insulation board processed by the building material disclosed by the invention not only has excellent flame-retardant and fireproofing performance, but also the ageing resistance is greatly enhanced, and the service life of the polystyrene insulation board is basically the same as that of a building, so that the polystyrene insulation board has the advantages of light mass, good fireproofing effect, high strength, convenience in construction, short construction period, good insulation effect, and the like.
Description
Technical field
The present invention relates to a kind of material of construction, relate in particular to a kind of fire-retardant, age inhibiting heat-insulating construction material for skin, the invention further relates to the preparation method of this heat-insulating construction material and application under construction thereof, belong to fire-retardant, age inhibiting building material field.
Background technology
Polystyrene thermal insulation plate is one of a kind of the most frequently used lagging material in the outer insulation of buildings, construction industry high-quality insulative, lagging material commonly used, be widely used in the insulation on wall thermal insulating, flat concrete roof and steel construction roof, the moistureproof insulation such as cryopreservation ground, airfield runway, motorway.
Polystyrene thermal insulation plate is in the world in the like product, the lagging material that the equal volume quality is the lightest, under same area, thickness measuring, show, its thermal conductivity is minimum, it is very valuable insulation wood property, utilizes it to do carrier and can be made into outstanding insulating product, but there is following serious defective in polystyrene thermal insulation plate as lagging material:
1, inflammable.This is the fatal shortcoming of polystyrene thermal insulation plate, and almost running into naked light will be lighted easily.The fire failure that the many high-rises of China in Recent Years use polystyrene thermal insulation plate to cause because of big area takes place frequently, and causes huge financial loss and serious personal injury.
Discharge a large amount of fatal poison gases when 2, burning.Traditional polystyrene thermal insulation plate can produce a large amount of poison gases when burning, the smog that moment produces can also make the people suffocate, and this poison gas is fatal, directly jeopardizes resident's life security.The painful fact shows that the life casualty damage sequence that this type of fire causes is even more serious.Therefore, this material uses in developed country is limited in minimum Application Areas already.
3, the life-span is short.The aging time of styrofoam is very short, and 10-20 is with regard to natural degradation, so styrofoam is compared with the working life of buildings itself as architecture exterior wall insulating materials, its effective life cycle is not seriously mated with it.
Although use inorganic heat insulation material generally to reach easily the fire-fighting requirement, building body fire safety coefficient also can be protected,, the heat-insulating property of these inorganic heat insulation materials is but far away less than organic insulation materials such as polystyrene thermal insulation plates.The best organic materials of heat-insulating property is disabled in the world, but the heat-insulating property of the lagging material that existing inorganic raw material is made does not reach again the standard that meets country.Therefore,, demand urgently improving as existing inflammable, easy aging, the short defective of life-span of skin lagging material for polystyrene thermal insulation plate.
Summary of the invention
Technical problem to be solved by this invention is as existing inflammable, the defective such as easily aging, the life-span is short of skin lagging material for polystyrene thermal insulation plate, a kind of fire-retardant, age inhibiting heat-insulating construction material is provided, this material of construction has excellent fire-retardant, anti ageing property, fire resistance that can the Effective Raise polystyrene thermal insulation plate, prolongs its work-ing life.
Technical problem to be solved by this invention is achieved through the following technical solutions:
A kind of fire-retardant, age inhibiting heat-insulating construction material comprises following component: magnesium oxide, sal epsom and super micro high efficiency additive for building material;
For realizing better technique effect, the weight part of each component is preferably:
Magnesium oxide 60-90 part, sal epsom 5-20 part, super micro high efficiency additive for building material 0.1-0.8 part;
Advance one preferably, the weight part of each component is:
Magnesium oxide 70-80 part, sal epsom 5-15 part, super micro high efficiency additive for building material 0.2-0.6 part;
Most preferred, the weight part of each component is:
75 parts in magnesium oxide, 14.5 parts in sal epsom, 0.5 part of super micro high efficiency additive for building material.
" super micro high efficiency additive for building material " described in the present invention is that Granted publication number is CN1268574C, denomination of invention is that " super micro high efficiency additive for building material " (patent No.: " super micro high efficiency additive for building material " ZL200310113325.2) comprises modified-cellulose 40-60 weight part, water-ground limestone 20-30 weight part, material 20-30 weight part and vegetable-protein glue 2-8 weight part; Wherein, described modified-cellulose is selected from methyl cellulose ether, hydroxyethyl ether Mierocrystalline cellulose, carboxymethyl cellulose, hydroxypropylcellulose or their mixture; Described material is selected from silicon-dioxide, silicate, the mineral take silicate as main component or their mixture.
In order to reach better technique effect, can also add to described inorganic heat preservation material of construction the magnesium chloride of certain consumption; Wherein, the weight part of magnesium chloride is preferably 2-15 part, and more preferably 2-10 part most preferably is 6 parts.
Magnesian molecular structure has excellent stability and extraordinary resistance to flame energy, can bear high temperature and can hinder temperature, even if under 1000～1700 ℃ thermal extremes, its molecular structure any change can not occur yet, and neither expands and does not also shrink; Sal epsom belongs to acidic substance, has natural excellent flame retardancy, has the function of repelling flame, direct reflect flame, the function that flame and temperature can't be passed; Magnesium chloride also is a kind of good fire retardant, in addition, magnesium chloride can make the combination of magnesium oxide and sal epsom more fine and close, form the hard frame of hard and compact, but magnesium chloride contains the crystal water of six molecules usually, easily deliquescence, easily from material, discharge after the suction and then act on mutually the too hard skeleton of formation with cement on the heat preserving exterior wall, this hard frame ftractures easily, comes off, and the cement sand bed that can cause heat preserving exterior wall is from the polyphenylene heat insulation slab cracking or come off, and causes thermal insulation layer to damage; So the consumption of magnesium chloride in inorganic heat preservation material of construction of the present invention must be suitable, its consumption in material is too much, the cement sand bed that can cause heat preserving exterior wall is from the polyphenylene heat insulation slab cracking or come off, and consumption is very few, and the flame retardant effect of lagging material can decrease.The inventor finds that by a large amount of tests the weight part of magnesium chloride in material is 2-15 part, when especially being 6 weight part, has best effect.
Super micro high efficiency additive for building material is composited by the multiple organic and inorganic substance with stickiness, has excellent bond performance, super micro high efficiency additive for building material impels inorganic active substance oxidation magnesium, magnesium chloride and sal epsom are accelerated compatible and growth, make magnesium oxide, to form quality after sal epsom and magnesium chloride mutually combine hard together, compact crystalline network, this crystalline network is waterproof, airtight, polystyrene thermal insulation plate can be wrapped up closely, make polystyrene thermal insulation plate basically with the air in the external world, water is isolated, substantially stops to be corroded and the possibility of oxidation; In addition, material of construction of the present invention also has excellent penetrating quality, can be deep enough, comprehensively be penetrated in the capillary-size pore of polystyrene thermal insulation plate inside, accomplished to be combined without the interface with polystyrene thermal insulation plate, polystyrene thermal insulation plate and outside air have been stopped fully, the contacted passage of water, density and the ultimate compression strength of polystyrene thermal insulation plate have been significantly improved, not only can significantly improve heat-insulating property and the flame retardant resistance of polystyrene thermal insulation plate, can also significant prolongation the work-ing life of polystyrene thermal insulation plate, make the basic and same life-span of buildings of polystyrene thermal insulation plate on the exterior wall.
Another technical problem to be solved by this invention provides a kind of method for preparing described fire-retardant, age inhibiting heat-insulating construction material;
Another technical problem to be solved by this invention is achieved through the following technical solutions:
A kind of method for preparing described fire-retardant, age inhibiting heat-insulating construction material may further comprise the steps:
(1) takes by weighing each component by described weight;
(2) magnesium oxide and sal epsom are mixed, pulverize, cross the 200-400 mesh sieve; Add again super micro high efficiency additive for building material and stir, add entry and make mortar, and get final product.
Wherein, in order to reach best technique effect, step in (2) mixes magnesium oxide and sal epsom, pulverizes, and crosses 200 mesh sieves.
Sal epsom belongs to acidic substance, under the adhesive effect of super micro high efficiency additive for building material, sal epsom and magnesium oxide are combined closely, interpenetrate, finally can be with the little 2000-4000 purpose ultrafine particulate that changes into of 200-400 purpose particle, such particulate has very strong adhering to and penetrating quality, can be deep enough, comprehensively be penetrated in the pore of polystyrene thermal insulation plate, polystyrene thermal insulation plate and outside air have been cut off, the contacted passage of water, density and the ultimate compression strength of polystyrene thermal insulation plate have been improved greatly, the heat-insulating property of final Effective Raise polystyrene thermal insulation plate, flame retardant resistance and ageing resistance.
The present invention also provides the application method of described fire-retardant, age inhibiting material of construction, comprising:
Heat-insulating construction material of the present invention smeared uniformly or put on a suit of armour the polystyrene thermal insulation plate surface of wall outside the building or with spraying machine it is sprayed to the surface of styrofoam, thickness is 0.2-1cm, carries out follow-up construction after its drying again.
Adopt the polystyrene thermal insulation plate after heat-insulating construction material of the present invention is processed, its fire retardant performance is increased dramatically, burnt 5 minutes on the surface with 1000 ℃ flame gun, without burning-point, the flames of anger, Non-carbonized phenomenon, fire-retardant, the fire resistance of the polystyrene thermal insulation plate excellence after proof is processed with heat-insulating construction material of the present invention have solved the inflammable defective of polystyrene thermal insulation plate.
Heat-insulating construction material of the present invention is through littleization processing, and body surface parcel ability has increased by tens times.Under High Pressure, interpenetrate; form fine and close waterproof, air-locked skeleton after the moulding; polyphenylene heat insulation slab in protection package is contained in; blocked the fine kapillary of warming plate by little formed material again; greatly reduce the water-intake rate of warming plate; the transmitance that has effectively stoped air and water vapour; alleviated the chance of oxidation and the corrosion of polystyrene thermal insulation plate; not only improved the heat-insulating property of polyphenylene heat insulation slab; the resistance of aging of polystyrene thermal insulation plate is greatly strengthened, can make the work-ing life of polystyrene thermal insulation plate identical with buildings.
Adopt the polyphenylene heat insulation slab after heat-insulating construction material of the present invention is processed to have higher bending and compressive strength, higher split tensile strength and the cohesive strength of body of wall, impervious, anti-chemical erosion, anti-carbonization and wear resistance etc. are also very excellent, have the characteristics such as quality is light, flameproof effect good, intensity is high, easy construction, short construction period, high insulating effect.
Embodiment
Further describe the present invention below in conjunction with specific embodiment, advantage and disadvantage of the present invention will be more clear along with description.But these embodiment only are exemplary, scope of the present invention are not consisted of any restriction.It will be understood by those skilled in the art that lower without departing from the spirit and scope of the present invention and can make amendment or replace the details of technical solution of the present invention and form, but these modifications and replacing all fall within the scope of protection of the present invention.
The preparation of embodiment 1 heat-insulating construction material
(1) takes by weighing each component (unit: Kg): magnesium oxide 75, sal epsom 14.5, super micro high efficiency additive for building material 0.5 by described weight;
(2) magnesium oxide and sal epsom are mixed, pulverize, cross 200 mesh sieves; Add again super micro high efficiency additive for building material and stir, add entry and make mortar, and get final product.
The preparation of embodiment 2 heat-insulating construction materials
(1) takes by weighing each component (unit: Kg): magnesium oxide 60, sal epsom 5, super micro high efficiency additive for building material 0.1 by described weight;
(2) magnesium oxide and sal epsom are mixed, pulverize, cross 400 mesh sieves; Add again super micro high efficiency additive for building material and stir, add entry and make mortar, and get final product.
The preparation of embodiment 3 heat-insulating construction materials
(1) takes by weighing each component (unit: Kg): magnesium oxide 90, sal epsom 20, super micro high efficiency additive for building material 0.8 by described weight;
(2) magnesium oxide and sal epsom are mixed, pulverize, cross 200 mesh sieves; Add again super micro high efficiency additive for building material and stir, add entry and make mortar, and get final product.
The preparation of embodiment 4 heat-insulating construction materials
(1) takes by weighing each component (unit: Kg): magnesium oxide 70, sal epsom 5, super micro high efficiency additive for building material 0.2 by described weight;
(2) magnesium oxide and sal epsom are mixed, pulverize, cross 200 mesh sieves; Add again super micro high efficiency additive for building material and stir, add entry and make mortar, and get final product.
The preparation of embodiment 5 heat-insulating construction materials
(1) takes by weighing each component (unit: Kg): magnesium oxide 80, sal epsom 15, super micro high efficiency additive for building material 0.6 by described weight;
(2) magnesium oxide and sal epsom are mixed, pulverize, cross 300 mesh sieves; Add again super micro high efficiency additive for building material and stir, add entry and make mortar, and get final product.
The preparation of embodiment 6 heat-insulating construction materials
(1) takes by weighing each component (unit: Kg): magnesium oxide 75, sal epsom 14.5, magnesium chloride 6, super micro high efficiency additive for building material 0.5 by described weight;
(2) with magnesium oxide, sal epsom and magnesium chloride mix, and pulverize, and cross 200 mesh sieves; Add again super micro high efficiency additive for building material and stir, add entry and make mortar, and get final product.
The flame retardant properties test of test example 1 heat-insulating construction material of the present invention
1, for the examination material: the heat-insulating construction material that embodiment 1-6 is prepared.
2, test method and result
The heat-insulating construction material that embodiment 1-6 is prepared uniformly sprays the surface of polystyrene thermal insulation plate with spraying machine, and thickness is 0.8cm, until its solidify and finish-drying after carry out again lower continuous test:
Be built into the test kiln with insulating brick, the flame-retardant layer wall is smeared the heat blocking layer of 2cm thickness in the kiln, utilizes the igniting of natural gas device.And adding electroheat pair at the furnace flame place, stove is installed the temperature-sensitive table outward.Butane gas flame gun flame temperature is 800-1000 ℃, flame gun head distance is coated with the polystyrene thermal insulation plate surface 10cm of inorganic heat preservation material of construction of the present invention, the flame gun burning is in the time of 5 minutes, be coated with the polystyrene thermal insulation plate of heat-insulating construction material of the present invention without burning-point, the flames of anger, Non-carbonized phenomenon, proterties is without change.
The water absorption test of test example 2 material of construction of the present invention
1, for the examination material: the material of construction that embodiment 1-6 is prepared.
2, test method and result
The material of construction that embodiment 1-6 is prepared uniformly sprays the surface of polystyrene thermal insulation plate with spraying machine, and thickness is 0.6cm, until its solidify and finish-drying after carry out again lower continuous test:
Have the polystyrene thermal insulation plate of heat-insulating construction material of the present invention to be dipped into fully in the clear water surface spraying, soak time is 48 hours; After 48 hours polystyrene thermal insulation plate is taken out from clear water, the moisture that it is surperficial drains fully, weighs.
Test result is as follows: the polystyrene thermal insulation plate weight that is coated with material of construction of the present invention before the immersion is 15.42kg; Soaking the weight that is coated with the polystyrene thermal insulation plate of material of construction of the present invention after 48 hours is 15.44kg; Test-results shows that the polystyrene thermal insulation plate after processing with material of construction of the present invention has extremely strong hydrophobic nature, and water-intake rate is almost nil.
Test example 3 material of construction of the present invention improve the polystyrene thermal insulation plate test in work-ing life
1, for the examination material: the material of construction that embodiment 1-6 is prepared.
2, test method and result
The heat-insulating construction material that embodiment 1-6 is prepared uniformly sprays the surface of polystyrene thermal insulation plate with spraying machine, and thickness is 0.6cm, until its solidify and finish-drying after carry out again anti-aging test.
Adopt the method for hydrothermal aging and warm air accelerated deterioration to carry out anti-aging test.
Test-results shows: the polystyrene thermal insulation plate after processing with heat-insulating construction material of the present invention has excellent ageing resistance, and temperature sensitivity reduces, and resistance to elevated temperatures is significantly improved; Can be got by aging experimental formula, get strength retention and be 50% when dying of old age index, the life prediction of the polystyrene thermal insulation plate after processing through heat-insulating construction material of the present invention can reach 70 years.
Claims (10)
1. fire-retardant, an age inhibiting heat-insulating construction material is characterized in that, comprises that following component forms: magnesium oxide, sal epsom and super micro high efficiency additive for building material.
2. according to heat-insulating construction material claimed in claim 1, it is characterized in that the weight part of each component is: magnesium oxide 60-90 part, sal epsom 5-20 part, super micro high efficiency additive for building material 0.1-0.8 part; Preferably, the weight part of each component is: magnesium oxide 70-80 part, sal epsom 5-15 part, super micro high efficiency additive for building material 0.2-0.6 part; Preferred, the weight part of each component is: 75 parts in magnesium oxide, 14.5 parts in sal epsom, 0.5 part of super micro high efficiency additive for building material.
3. according to heat-insulating construction material claimed in claim 1, it is characterized in that: also contain magnesium chloride.
4. according to heat-insulating construction material claimed in claim 3, it is characterized in that: weight part 2-15 part of described magnesium chloride is preferably 2-10 part, more preferably 6 parts.
5. according to claim 1 or 2 described heat-insulating construction materials, it is characterized in that: described super micro high efficiency additive for building material comprises modified-cellulose 40-60 weight part, water-ground limestone 20-30 weight part, material 20-30 weight part and vegetable-protein glue 2-8 weight part; Wherein, described modified-cellulose is selected from methyl cellulose ether, hydroxyethyl ether Mierocrystalline cellulose, carboxymethyl cellulose, hydroxypropylcellulose or their mixture; Described material is selected from silicon-dioxide, silicate, the mineral take silicate as main component or their mixture.
6. a method for preparing claim 1 or 2 any one described heat-insulating construction material is characterized in that, may further comprise the steps:
(1) takes by weighing each component by described weight;
(2) magnesium oxide and sal epsom are mixed, pulverize, cross the 200-400 mesh sieve; Add again super micro high efficiency additive for building material and stir, add entry and make mortar, and get final product.
7. in accordance with the method for claim 6, it is characterized in that: step in (2) mixes magnesium oxide and sal epsom, pulverizes, and crosses 200 mesh sieves.
8. the application of any one described heat-insulating construction material of claim 1-4 in improving the polystyrene thermal insulation plate flame retardant properties.
9. the application of any one described heat-insulating construction material of claim 1-4 in improving the polystyrene thermal insulation plate ageing resistance.
10. according to claim 8 or 9 described application, it is characterized in that, comprising: described heat-insulating construction material is smeared uniformly or is sprayed on the polystyrene thermal insulation plate surface, thickness is 0.2-1.0cm.
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| CN104120800A (en) * | 2013-04-25 | 2014-10-29 | 江苏省苏安能节能建材科技有限公司 | Penetration type fireproof insulation board and production method thereof |
| CN104530458A (en) * | 2015-01-12 | 2015-04-22 | 苏州上洁洁净科技有限公司 | Manufacturing method for special heat preservation plate |
| CN104556923A (en) * | 2013-10-22 | 2015-04-29 | 刘贵堂 | Flame-retardant and aging-resistant composite heat-preservation material, as well as preparation method and application thereof |
| CN105293999A (en) * | 2015-11-20 | 2016-02-03 | 南京福臻再生资源科技股份有限公司 | Modified magnesium sulfate composition, preparation method and applications thereof |
| CN105461282A (en) * | 2015-11-20 | 2016-04-06 | 南京福臻再生资源科技股份有限公司 | Alkaline-magnesium special cement and a preparing method thereof |
| CN106567469A (en) * | 2016-08-09 | 2017-04-19 | 吴理侃 | Flame-retardant polystyrene board and manufacturing method thereof |
| CN106567467A (en) * | 2016-08-09 | 2017-04-19 | 吴理侃 | Fireproof polystyrene board and preparation method of the same |
| CN108033757A (en) * | 2017-12-07 | 2018-05-15 | 遂宁市明川零贰零科技有限公司 | High-strength durable type heat-insulating construction material and its preparation method and application |
| CN108341634A (en) * | 2017-08-11 | 2018-07-31 | 上海彩滨实业发展有限公司 | A kind of fire-retardant wood wool fiberboard and preparation method thereof |
| CN108569885A (en) * | 2017-03-07 | 2018-09-25 | 梅蒎 | Utilize the method that castoff regenerative is building energy conservation heat insulation fire proofing material |
| CN108612211A (en) * | 2017-04-27 | 2018-10-02 | 祁魁 | The light body fireproof heated board of magnesium oxysulfide |
| CN110041040A (en) * | 2019-05-10 | 2019-07-23 | 鲁兵 | A kind of assembled architecture material and preparation method thereof |
| CN112848020A (en) * | 2020-12-31 | 2021-05-28 | 富思特新材料科技发展股份有限公司 | Method for reinforcing substrate |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104120800A (en) * | 2013-04-25 | 2014-10-29 | 江苏省苏安能节能建材科技有限公司 | Penetration type fireproof insulation board and production method thereof |
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| CN105461282A (en) * | 2015-11-20 | 2016-04-06 | 南京福臻再生资源科技股份有限公司 | Alkaline-magnesium special cement and a preparing method thereof |
| CN106567469A (en) * | 2016-08-09 | 2017-04-19 | 吴理侃 | Flame-retardant polystyrene board and manufacturing method thereof |
| CN106567467A (en) * | 2016-08-09 | 2017-04-19 | 吴理侃 | Fireproof polystyrene board and preparation method of the same |
| CN106567467B (en) * | 2016-08-09 | 2021-02-23 | 吴理侃 | Fireproof polystyrene board and preparation method thereof |
| CN106567469B (en) * | 2016-08-09 | 2020-09-25 | 吴理侃 | Flame-retardant polystyrene board and preparation method thereof |
| CN108569885A (en) * | 2017-03-07 | 2018-09-25 | 梅蒎 | Utilize the method that castoff regenerative is building energy conservation heat insulation fire proofing material |
| CN108612211A (en) * | 2017-04-27 | 2018-10-02 | 祁魁 | The light body fireproof heated board of magnesium oxysulfide |
| CN108341634A (en) * | 2017-08-11 | 2018-07-31 | 上海彩滨实业发展有限公司 | A kind of fire-retardant wood wool fiberboard and preparation method thereof |
| CN108341634B (en) * | 2017-08-11 | 2021-08-17 | 上海彩滨实业发展有限公司 | Flame-retardant wood fiber board and preparation method thereof |
| CN108033757A (en) * | 2017-12-07 | 2018-05-15 | 遂宁市明川零贰零科技有限公司 | High-strength durable type heat-insulating construction material and its preparation method and application |
| CN110041040A (en) * | 2019-05-10 | 2019-07-23 | 鲁兵 | A kind of assembled architecture material and preparation method thereof |
| CN110041040B (en) * | 2019-05-10 | 2021-09-07 | 鲁兵 | Fabricated building material and preparation method thereof |
| CN112848020A (en) * | 2020-12-31 | 2021-05-28 | 富思特新材料科技发展股份有限公司 | Method for reinforcing substrate |
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Application publication date: 20130417 |