CN103449779B - Polymer cement heat-preservation heat-insulation paper and preparation method thereof - Google Patents
Polymer cement heat-preservation heat-insulation paper and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a polymer cement heat-preservation heat-insulation paper which is prepared by uniformly and respectively applying a cement-base heat-preservation heat-insulation material on the upper and lower surfaces of a non-woven fabric, drying and performing waterproofing treatment. In addition, the invention also discloses a preparation method of the polymer cement heat-preservation heat-insulation paper. The polymer cement heat-preservation heat-insulation paper disclosed by the invention has favorable heat insulation, flame retardancy and water resistance, can be well attached to an organic heat-preservation board and a cement wall, and can be used as a fireproof surface layer of an organic heat-insulation material. Compared with the rigid inorganic facing board for organic heat preservation at present, the polymer cement heat-preservation heat-insulation paper disclosed by the invention has favorable flexibility, can not crack after repeated bending, and can be used for heat-preservation material facing and molding on a polyurethane continuous foaming production line. The polymer cement heat-preservation heat-insulation paper disclosed by the invention can also be used as a heat-preservation heat-insulation decorative material for building internal and external wall surfaces, furniture surfaces, automobile inner linings and the like by decorative coating application.
Description
Technical field
The invention belongs to New Building Materials scientific and engineering technical field, be specifically related to a kind of Polymer cement heat-preservation heat-insulation paper and preparation method thereof.
Background technology
In recent years, a lot of Fire Accidents for Buildings of China's generation are all relevant with architecture exterior wall insulating materials.At present, in China's building exterior wall heat preserving, mostly use organic insulation material, these materials do not prevented fires, easy firing and easily release poisonous, obnoxious flavour in burning, therefore in construction and application, there is great potential safety hazard.
Increasing fireproofing on organic insulation material surface is improve its fire resistance and flame retardant resistance, reduce one of measure of fire risk, but not heat insulation fireproofing can reduce the heat insulating effect of lagging material.
Summary of the invention
Technical problem to be solved by this invention is, for above-mentioned the deficiencies in the prior art, to provide a kind of Polymer cement heat-preservation heat-insulation paper.This Polymer cement heat-preservation heat-insulation paper density is low, there is good flame retardant resistance, water-repellancy and heat-proof quality, well can bond with organic heat-insulating plate and cement wall, can be used as the fire prevention surface layer of organic insulation material, to improve fire prevention and the flame retardant properties of organic insulation material.Compared with the rigid inorganic cladding boards used with current organic heat-insulating, Polymer cement heat-preservation heat-insulation paper of the present invention has good snappiness, can alternating bending and not ftractureing, and the lagging material clad can that may be used on the continuous foamed production line of urethane is shaping.This Polymer cement heat-preservation heat-insulation paper can also be used as the heat insulation and decoration material of Discussion on architecture metope, furniture surface and inner lining of automobile etc. by coating decorative coveringn.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of Polymer cement heat-preservation heat-insulation paper, it is characterized in that, the non-woven fabrics that described Polymer cement heat-preservation heat-insulation paper applies cement based heat preserving and insulating material by upper and lower surface uniform after drying WATER REPELLENT is made.
Above-mentioned a kind of Polymer cement heat-preservation heat-insulation paper, described cement based heat preserving and insulating material is mixed by the raw material of following weight percent and makes: cement 15% ~ 25%, polymer emulsion 10% ~ 15%, thickening material 5% ~ 7%, inorganic combustion inhibitor 15% ~ 20%, inorganic heat insulating filler 25% ~ 30%, water 3% ~ 30%; Described polymer emulsion is ethylene-vinyl acetate copolymer emulsion, aqueous polyvinyl acetate emulsion or polyacrylate dispersion; Described thickening material by natural clay mineral, water and naphthalene series high-efficiency water-reducing agent by 0.5: (4 ~ 6): the quality of 0.5 is made than mixed grinding; Described inorganic combustion inhibitor is aluminium hydroxide and/or magnesium hydroxide; Described inorganic heat insulating filler is one or more in pearlstone, expanded vermiculite and drift pearl, and the granularity of inorganic heat insulating filler is not more than 100 orders.
Above-mentioned a kind of Polymer cement heat-preservation heat-insulation paper, described cement based heat preserving and insulating material is mixed by the raw material of following weight percent and makes: cement 18% ~ 22%, polymer emulsion 11% ~ 14%, thickening material 6%, inorganic combustion inhibitor 16% ~ 19%, inorganic heat insulating filler 26% ~ 29%, water 10% ~ 23%.
Above-mentioned a kind of Polymer cement heat-preservation heat-insulation paper, described cement based heat preserving and insulating material is mixed by the raw material of following weight percent and makes: cement 20%, polymer emulsion 12.5%, thickening material 6%, inorganic combustion inhibitor 17.5%, inorganic heat insulating filler 27.5%, water 16.5%.
Above-mentioned a kind of Polymer cement heat-preservation heat-insulation paper, the solid content of described ethylene-vinyl acetate copolymer emulsion is not less than 55%, and the solid content of aqueous polyvinyl acetate emulsion is not less than 30%, and the solid content of polyacrylate dispersion is not less than 50%.
Above-mentioned a kind of Polymer cement heat-preservation heat-insulation paper, described natural clay mineral is wilkinite, sepiolite, attapulgite or kaolin, and described naphthalene series high-efficiency water-reducing agent is naphthalenesulfonate formaldehyde condensation compound.
In addition, present invention also offers a kind of method preparing above-mentioned Polymer cement heat-preservation heat-insulation paper, it is characterized in that, the method is: the upper and lower surface first cement based heat preserving and insulating material being evenly coated on non-woven fabrics, the coating thickness on upper and lower surface is 0.25mm ~ 0.45mm, then drying is carried out to the non-woven fabrics being coated with cement based heat preserving and insulating material, then carry out WATER REPELLENT, obtain Polymer cement heat-preservation heat-insulation paper.
Above-mentioned method, the temperature of described drying is 60 DEG C ~ 90 DEG C.
Above-mentioned method, the method of described WATER REPELLENT is: waterproof silicone materials is evenly coated on the dried upper and lower surface being coated with the non-woven fabrics of cement based heat preserving and insulating material, then dry at 60 DEG C ~ 90 DEG C, the amount of upper and lower surface-coated waterproof silicone materials is 0.005kg/m
2~ 0.05kg/m
2; Described waterproof silicone materials to be solid content be 30% methyl silicon sodium alcoholate or solid content be 30% high boiling Sodium silanolate solution.
Above-mentioned method, the preparation method of described cement based heat preserving and insulating material is: cement, inorganic combustion inhibitor and inorganic heat insulating filler are mixed, then in mixture, add polymer emulsion, thickening material and water, stir, obtain cement based heat preserving and insulating material.
The present invention compared with prior art has the following advantages:
1, Polymer cement heat-preservation heat-insulation paper density of the present invention is low, there is good flame retardant resistance, water-repellancy and heat-proof quality, well can bond with organic heat-insulating plate and cement wall, can be used as the fire prevention surface layer of organic insulation material, to improve fire prevention and the flame retardant properties of organic insulation material.Compared with the rigid inorganic cladding boards used with current organic heat-insulating, Polymer cement heat-preservation heat-insulation paper of the present invention has good snappiness, can alternating bending and not ftractureing, and the lagging material clad can that may be used on the continuous foamed production line of urethane is shaping.
2, Polymer cement heat-preservation heat-insulation paper of the present invention can also be used as the heat insulation and decoration material of Discussion on architecture metope, furniture surface and inner lining of automobile etc. by coating decorative coveringn.
3, Polymer cement heat-preservation heat-insulation paper thermal conductivity of the present invention is 0.036W/mK ~ 0.074W/mK, density 0.25g/cm
3~ 0.45g/cm
3, only the time of putting out is less than 3 seconds from fire to adopt vertical combustion to record it.
Below by embodiment, technical solution of the present invention is described in further detail.
Embodiment
Embodiment 1
Step one, by wilkinite, water and naphthalenesulfonate formaldehyde condensation compound by 0.5: 5: 0.5 mass ratio mixing, in colloidal mill, circular grinding 2h obtains thickening material;
Step 2, by 15kg42.5 ordinary Portland cement, 25kg granularity is not more than 100 object perlite powders and 15kg aluminium hydroxide mixes, then in mixture, add the ethylene-vinyl acetate copolymer emulsion of 10kg solid content 56%, thickening material described in 5kg step one and 30kg water, stir, obtain cement based heat preserving and insulating material;
Step 3, the heat preserving and insulating material of cement based described in step 2 is evenly coated on the upper and lower surface of non-woven fabrics, the coating thickness on upper and lower surface is 0.35mm, dry in 80 DEG C of baking ovens after having applied, then be the methyl silanol sodium solution of 30% to the dried upper and lower surface spraying solid content being coated with the non-woven fabrics of cement based heat preserving and insulating material, the quantity for spray on upper and lower surface is 0.005kg/m
2, after 90 DEG C of dryings, obtain Polymer cement heat-preservation heat-insulation paper.
Polymer cement heat-preservation heat-insulation paper prepared by the present embodiment has good snappiness, can alternating bending and not ftractureing, and its thermal conductivity is 0.069W/mK, and density is 0.43g/cm
3, only the time of putting out is 2.6 seconds from fire to adopt vertical combustion to record it.
Embodiment 2
The present embodiment is identical with embodiment 1, and wherein difference is: described inorganic heat insulating filler is expanded vermiculite or drift pearl, or is two or three in pearlstone, expanded vermiculite and drift pearl; Described inorganic combustion inhibitor is magnesium hydroxide or aluminium hydroxide and magnesium hydroxide.
Embodiment 3
Step one, by sepiolite, water and naphthalenesulfonate formaldehyde condensation compound by 0.5: 4: 0.5 mass ratio mixing, in colloidal mill, circular grinding 2h obtains thickening material;
25kg42.5 ordinary Portland cement, 20kg magnesium hydroxide and 30kg granularity are not more than 100 object expanded vermiculite powder and mix by step 2, then in mixture, add the polyacrylate dispersion of 15kg solid content 52%, thickening material described in 7kg step one and 3kg water, stir, obtain cement based heat preserving and insulating material;
Step 3, the heat preserving and insulating material of cement based described in step 2 is evenly coated on the upper and lower surface of non-woven fabrics, the coating thickness on upper and lower surface is 0.45mm, dry in 90 DEG C of baking ovens after having applied, then be the methyl silanol sodium solution of 30% to the dried upper and lower surface spraying solid content being coated with the non-woven fabrics of cement based heat preserving and insulating material, the quantity for spray on upper and lower surface is 0.05kg/m
2, after 80 DEG C of dryings, obtain Polymer cement heat-preservation heat-insulation paper.
Polymer cement heat-preservation heat-insulation paper prepared by the present embodiment has good snappiness, can alternating bending and not ftractureing, and its thermal conductivity is 0.036W/mK, and density is 0.25kg/cm
3, only the time of putting out is 1.2 seconds from fire to adopt vertical combustion to record it.
Embodiment 4
The present embodiment is identical with embodiment 3, and wherein difference is: described inorganic heat insulating filler is pearlstone or drift pearl, or is two or three in pearlstone, expanded vermiculite and drift pearl; Described inorganic combustion inhibitor is aluminium hydroxide or aluminium hydroxide and magnesium hydroxide.
Embodiment 5
Step one, by attapulgite, water and naphthalenesulfonate formaldehyde condensation compound by 0.5: 6: 0.5 mass ratio mixing, in colloidal mill, circular grinding 2h obtains thickening material;
Step 2,22kg42.5 ordinary Portland cement, 19kg aluminium hydroxide and 29kg granularity are not more than 100 object floating bead powder ends mix, then in mixture, add the ethylene-vinyl acetate copolymer emulsion of 14kg solid content 55%, thickening material described in 6kg step one and 10kg water, stir, obtain cement based heat preserving and insulating material;
Step 3, the heat preserving and insulating material of cement based described in step 2 is evenly coated on the upper and lower surface of non-woven fabrics, the coating thickness on upper and lower surface is 0.25mm, dry in 60 DEG C of baking ovens after having applied, then be the high boiling Sodium silanolate solution of 30% to the dried upper and lower surface spraying solid content being coated with the non-woven fabrics of cement based heat preserving and insulating material, the quantity for spray on upper and lower surface is 0.025kg/m
2, after 70 DEG C of dryings, obtain Polymer cement heat-preservation heat-insulation paper.
Polymer cement heat-preservation heat-insulation paper prepared by the present embodiment has good snappiness, can alternating bending and not ftractureing, and its thermal conductivity is 0.045W/mK, and density is 0.36kg/cm
3, only the time of putting out is 1.8 seconds from fire to adopt vertical combustion to record it.
Embodiment 6
The present embodiment is identical with embodiment 5, and wherein difference is: described inorganic heat insulating filler is pearlstone or expanded vermiculite, or is two or three in pearlstone, expanded vermiculite and drift pearl; Described inorganic combustion inhibitor is magnesium hydroxide or aluminium hydroxide and magnesium hydroxide.
Embodiment 7
Step one, by kaolin, water and naphthalenesulfonate formaldehyde condensation compound by 0.5: 4: 0.5 mass ratio mixing, in colloidal mill, circular grinding 2h obtains thickening material;
Step 2,23kg42.5 ordinary Portland cement, 10kg aluminium hydroxide, 10kg magnesium hydroxide and 25kg granularity are not more than 100 object perlite powders mix, then in mixture, add the aqueous polyvinyl acetate emulsion of 10kg solid content 32%, thickening material described in 5kg step one and 17kg water, stir, obtain cement based heat preserving and insulating material;
Step 3, the heat preserving and insulating material of cement based described in step 2 is evenly coated on the upper and lower surface of non-woven fabrics, the coating thickness on upper and lower surface is 0.4mm, dry in 70 DEG C of baking ovens after having applied, then be the methyl silanol sodium solution of 30% to the dried upper and lower surface spraying solid content being coated with the non-woven fabrics of cement based heat preserving and insulating material, the quantity for spray on upper and lower surface is 0.04kg/m
2, after 70 DEG C of dryings, obtain Polymer cement heat-preservation heat-insulation paper.
Polymer cement heat-preservation heat-insulation paper prepared by the present embodiment has good snappiness, can alternating bending and not ftractureing, and its thermal conductivity is 0.074W/mK, and density is 0.45kg/cm
3, only the time of putting out is 1.5 seconds from fire to adopt vertical combustion to record it.
Embodiment 8
The present embodiment is identical with embodiment 7, and wherein difference is: described inorganic heat insulating filler is expanded vermiculite or drift pearl, or is two or three in pearlstone, expanded vermiculite and drift pearl; Described inorganic combustion inhibitor is magnesium hydroxide or aluminium hydroxide.
Embodiment 9
Step one, by wilkinite, water and naphthalenesulfonate formaldehyde condensation compound by 0.5: 5: 0.5 mass ratio mixing, in colloidal mill, circular grinding 2h obtains thickening material;
20kg strength grade is that silicate cement, 17.5kg magnesium hydroxide, the 17.5kg granularity of No. 42.5 is not more than 100 object perlite powders and 10kg granularity and is not more than 100 object expanded vermiculite powder and mixes by step 2, then in mixture, add the aqueous polyvinyl acetate emulsion of 12.5kg solid content 30%, thickening material described in 6kg step one and 16.5kg water, stir, obtain cement based heat preserving and insulating material;
Step 3, the heat preserving and insulating material of cement based described in step 2 is evenly coated on the upper and lower surface of non-woven fabrics, the coating thickness on upper and lower surface is 0.3mm, dry in 80 DEG C of baking ovens after having applied, then be the methyl silanol sodium solution of 30% to the dried upper and lower surface spraying solid content being coated with the non-woven fabrics of cement based heat preserving and insulating material, the quantity for spray on upper and lower surface is 0.05kg/m
2, after 60 DEG C of dryings, obtain Polymer cement heat-preservation heat-insulation paper.
Polymer cement heat-preservation heat-insulation paper prepared by the present embodiment has good snappiness, can alternating bending and not ftractureing, and its thermal conductivity is 0.058W/mK, and density is 0.41kg/cm
3, only the time of putting out is 2.3 seconds from fire to adopt vertical combustion to record it.
Embodiment 10
The present embodiment is identical with embodiment 9, and wherein difference is: described inorganic heat insulating filler is one in pearlstone, expanded vermiculite and drift pearl or three kinds, or is pearlstone and drift pearl, or be expanded vermiculite and float pearl; Described inorganic combustion inhibitor is aluminium hydroxide or magnesium hydroxide and aluminium hydroxide.
Embodiment 11
Step one, by wilkinite, water and naphthalenesulfonate formaldehyde condensation compound by 0.5: 4: 0.5 mass ratio mixing, in colloidal mill, circular grinding 2h obtains thickening material;
18kg52.5 ordinary Portland cement, 10kg aluminium hydroxide, 6kg magnesium hydroxide, 16kg granularity are not more than 100 object perlite powders and 10kg granularity and are not more than 100 object floating bead powder ends and mix by step 2, then in mixture, add the polyacrylate dispersion of 11kg solid content 50%, thickening material described in 6kg step one and 23kg water, stir, obtain cement based heat preserving and insulating material;
Step 3, the heat preserving and insulating material of cement based described in step 2 is evenly coated on the upper and lower surface of non-woven fabrics, the coating thickness on upper and lower surface is 0.35mm, dry in 80 DEG C of baking ovens after having applied, then be the high boiling Sodium silanolate solution of 30% to the dried upper and lower surface spraying solid content being coated with the non-woven fabrics of cement based heat preserving and insulating material, the quantity for spray on upper and lower surface is 0.005kg/m
2, after 90 DEG C of dryings, obtain Polymer cement heat-preservation heat-insulation paper.
Polymer cement heat-preservation heat-insulation paper prepared by the present embodiment has good snappiness, can alternating bending and not ftractureing, and its thermal conductivity is 0.064W/mK, and density is 0.42kg/cm
3, only the time of putting out is 2.5 seconds from fire to adopt vertical combustion to record it.
Embodiment 12
The present embodiment is identical with embodiment 11, and wherein difference is: described inorganic heat insulating filler is one in pearlstone, expanded vermiculite and drift pearl or three kinds, or is pearlstone and expanded vermiculite, or is expanded vermiculite and drift pearl; Described inorganic combustion inhibitor is magnesium hydroxide or aluminium hydroxide.
Embodiment 13
Step one, by wilkinite, water and naphthalenesulfonate formaldehyde condensation compound by 0.5: 5: 0.5 mass ratio mixing, in colloidal mill, circular grinding 2h obtains thickening material;
Step 2 by 24kg42.5 ordinary Portland cement, 18kg magnesium hydroxide, 8kg granularity is not more than 100 object perlite powders, 10kg granularity is not more than 100 object expanded vermiculite powder and 10kg granularity is not more than 100 object floating bead powder ends and mixes, then in mixture, add the ethylene-vinyl acetate copolymer emulsion of 14kg solid content 56%, thickening material described in 6kg step one and 10kg water, stir, obtain cement based heat preserving and insulating material;
Step 3, the heat preserving and insulating material of cement based described in step 2 is evenly coated on the upper and lower surface of non-woven fabrics, the coating thickness on upper and lower surface is 0.4mm, dry in 70 DEG C of baking ovens after having applied, then be the high boiling Sodium silanolate solution of 30% to the dried upper and lower surface spraying solid content being coated with the non-woven fabrics of cement based heat preserving and insulating material, the quantity for spray on upper and lower surface is 0.02kg/m
2, after 70 DEG C of dryings, obtain Polymer cement heat-preservation heat-insulation paper.
Polymer cement heat-preservation heat-insulation paper prepared by the present embodiment has good snappiness, can alternating bending and not ftractureing, and its thermal conductivity is 0.052W/mK, and density is 0.39kg/cm
3, only the time of putting out is 1.9 seconds from fire to adopt vertical combustion to record it.
Embodiment 14
The present embodiment is identical with embodiment 13, and wherein difference is: described inorganic heat insulating filler is one or both in pearlstone, expanded vermiculite and drift pearl; Described inorganic combustion inhibitor is aluminium hydroxide or magnesium hydroxide and aluminium hydroxide.
The above; it is only preferred embodiment of the present invention; not any restriction is done to the present invention, every above embodiment is done according to invention technical spirit any simple modification, change and equivalent structure change, all still belong in the protection domain of technical solution of the present invention.
Claims (9)
1. a Polymer cement heat-preservation heat-insulation paper, the non-woven fabrics that described Polymer cement heat-preservation heat-insulation paper applies cement based heat preserving and insulating material by upper and lower surface uniform after drying WATER REPELLENT is made, it is characterized in that, described cement based heat preserving and insulating material is mixed by the raw material of following weight percent and makes: cement 15% ~ 25%, polymer emulsion 10% ~ 15%, thickening material 5% ~ 7%, inorganic combustion inhibitor 15% ~ 20%, inorganic heat insulating filler 25% ~ 30%, water 3% ~ 30%; Described polymer emulsion is ethylene-vinyl acetate copolymer emulsion, aqueous polyvinyl acetate emulsion or polyacrylate dispersion; Described thickening material by natural clay mineral, water and naphthalene series high-efficiency water-reducing agent by 0.5: (4 ~ 6): the quality of 0.5 is made than mixed grinding; Described inorganic combustion inhibitor is aluminium hydroxide and/or magnesium hydroxide; Described inorganic heat insulating filler is one or more in pearlstone, expanded vermiculite and drift pearl, and the granularity of inorganic heat insulating filler is not more than 100 orders.
2. a kind of Polymer cement heat-preservation heat-insulation paper according to claim 1, it is characterized in that, described cement based heat preserving and insulating material is mixed by the raw material of following weight percent and makes: cement 18% ~ 22%, polymer emulsion 11% ~ 14%, thickening material 6%, inorganic combustion inhibitor 16% ~ 19%, inorganic heat insulating filler 26% ~ 29%, water 10% ~ 23%.
3. a kind of Polymer cement heat-preservation heat-insulation paper according to claim 1, it is characterized in that, described cement based heat preserving and insulating material is mixed by the raw material of following weight percent and makes: cement 20%, polymer emulsion 12.5%, thickening material 6%, inorganic combustion inhibitor 17.5%, inorganic heat insulating filler 27.5%, water 16.5%.
4. a kind of Polymer cement heat-preservation heat-insulation paper according to claim 1,2 or 3, it is characterized in that, the solid content of described ethylene-vinyl acetate copolymer emulsion is not less than 55%, and the solid content of aqueous polyvinyl acetate emulsion is not less than 30%, and the solid content of polyacrylate dispersion is not less than 50%.
5. a kind of Polymer cement heat-preservation heat-insulation paper according to claim 1,2 or 3, is characterized in that, described natural clay mineral is wilkinite, sepiolite, attapulgite or kaolin, and described naphthalene series high-efficiency water-reducing agent is naphthalenesulfonate formaldehyde condensation compound.
6. prepare the method for Polymer cement heat-preservation heat-insulation paper as described in claim arbitrary in claims 1 to 3 for one kind, it is characterized in that, the method is: the upper and lower surface first cement based heat preserving and insulating material being evenly coated on non-woven fabrics, the coating thickness on upper and lower surface is 0.25mm ~ 0.45mm, then drying is carried out to the non-woven fabrics being coated with cement based heat preserving and insulating material, carry out WATER REPELLENT again, obtain Polymer cement heat-preservation heat-insulation paper.
7. method according to claim 6, is characterized in that, the temperature of described drying is 60 DEG C ~ 90 DEG C.
8. method according to claim 6, it is characterized in that, the method of described WATER REPELLENT is: waterproof silicone materials is evenly coated on the dried upper and lower surface being coated with the non-woven fabrics of cement based heat preserving and insulating material, then dry at 60 DEG C ~ 90 DEG C, the amount of upper and lower surface-coated waterproof silicone materials is 0.005kg/m
2~ 0.05kg/m
2; Described waterproof silicone materials to be solid content be 30% methyl silicon sodium alcoholate or solid content be 30% high boiling Sodium silanolate solution.
9. method according to claim 6, it is characterized in that, the preparation method of described cement based heat preserving and insulating material is: cement, inorganic combustion inhibitor and inorganic heat insulating filler are mixed, then in mixture, polymer emulsion, thickening material and water is added, stir, obtain cement based heat preserving and insulating material.
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| CN102786268A (en) * | 2012-08-14 | 2012-11-21 | 北京市建筑工程研究院有限责任公司 | Preparation method of polymer cement base sheet |
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