CN105001535A - Thermal insulation and sound insulation material and preparation method thereof - Google Patents
Thermal insulation and sound insulation material and preparation method thereof Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
- C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
- C08L23/22—Copolymers of isobutene; Butyl rubber ; Homo- or copolymers of other iso-olefins
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
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- C08J2433/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
- C08J2433/24—Homopolymers or copolymers of amides or imides
- C08J2433/26—Homopolymers or copolymers of acrylamide or methacrylamide
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- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The present invention discloses a thermal insulation and sound insulation material and a preparation method thereof, wherein the thermal insulation and sound insulation material comprises a polyethylene resin, epichlorohydrin, a butyl rubber, polyethylene glycol, a colloid, a polymer, stearic acid, chlorinated paraffin, sodium formaldehyde sulfoxylate, dibutyl tin dilaurate, 2-phenoxyethyl acrylate, and cumyl hydroperoxide. The preparation method comprises: mixing the components, carrying out a heating reaction, carrying out a vacuum heating reaction, and calendaring so as to prepare the thermal insulation and sound insulation material. According to the present invention, the thermal conductivity of the thermal insulation and sound insulation material achieves less than or equal to 0.014 W/m.K, the maximum sound insulation amount achieves more than or equal to 62 dB, the compressive strength achieves more than or equal to 13 MPa, and the thermal insulation and sound insulation material has characteristics of excellent acid resistance, excellent alkali resistance, excellent neutral salt spray resistance, and wide application values.
Description
Technical field
The invention belongs to lagging material preparing technical field, particularly a kind of heat-insulating and noise-insulating material and preparation method thereof.
Background technology
Along with country to the pay attention to day by day of Building Energy Saving environmental issue and the people improving constantly residential architecture specification of quality, the height of the environmental protection that house is gone along with sb. to guard him, the insulation of heat preservation energy-saving, particularly roof and wall (face) progressively referred legislation.The ratio of building energy consumption shared by China's total energy consumption is very large, be about 25% ~ 40%. and also have sizable gap compared with World Developed Countries, such as, functional all close than the weather developed country of heat of the most heating districts building enclosure of China is poor many, heat transfer coefficient of outer wall is their 3.5 ~ 4.5 times, exterior window is 2 ~ 3 times, and roofing is 3 ~ 6 times; And the energy consumption of unit floor area of building is also very high, energy utilization rate is also very low, is only 28%, and America and Europe on average nearly 50%, and Japan is 57%.But the available energy of China is extremely limited, this has caused the great attention of China.
Its main task of construction industry as major power consumer is exactly under the prerequisite ensureing using function and construction quality, take various effective power-saving technology and control measures, Development of Novel building thermal insulation material, to lower house energy consumption in use, improves energy utilization rate.For one can absorb by day heat, night release of heat, thus reduce air-conditioning use material of construction believe everybody all can current most of buildings interested metope insulation all to use plasterboard.A kind of Novel gypsum board containing capsule material made by the National Gypsum Co (NationalGypsum) of U.S.'s north Caro, can be come to buildings passive cooling by heat absorption.In Europe, part building products has been had to be used.
At present along with the continuous progress of science and technology, the quality of the life of people improves constantly, for the requirement more and more diversification of material of construction performance, not only be confined to single heat-insulating property, while housing energy saving, more focus on the independence in living space, this just needs to develop a kind of material that can ensure heat retaining property and sound-proofing properties very well.Application number be 201110147597.9 Chinese patent disclose a kind of three components insulated fire sound-proof material and preparation method thereof, comprising can gelling bonding material together and aggregate, bonding material is inorganic coagulation material, and aggregate is the compound of polystyrene foaming granule and glass bead particle; Although it can play the effect of fire-proof sound insulation and insulation, that it uses or traditional component preparing heat-insulating and noise-insulating material, and also composition is single, and preparation method is simple, and therefore its insulation is very limited with soundproof effect; Application number be 201210360125.6 Chinese patent disclose a kind of Novel fire-resistance heat-insulation sound-proof material, it is characterized in that: be the magnesium oxide of 36%-44% containing weight percent, weight percent is magnesium sulfate or the magnesium chloride of 36%-44%, weight percent is the aluminum oxide of 1%-3%, weight percent is the silicon-dioxide of 1%-3%, weight percent is wooden chaff or the haydite of 16%-24%, and weight percent is the water-resisting agent of 0.5%-2.5%.Its preparation process is formed by die perfusion, therefore reperfusion mode is larger on product performance impact, simultaneously owing to adopting single form, therefore do not produce better synergy between each component and carry out the properties of improving product, it is heat insulation limited with soundproof effect.
Summary of the invention
The object of the invention is to provide a kind of heat-insulating and noise-insulating material and preparation method thereof to overcome above the deficiencies in the prior art, making material have good insulation and soundproof effect, there is the performances such as good resistance to compression and erosion resistance simultaneously.
Technical scheme of the present invention is as follows:
A kind of heat-insulating and noise-insulating material, comprises in components by weight percent: polyvinyl resin 5-10 part, epoxy chloropropane 3-6 part, isoprene-isobutylene rubber 5-10 part, polyoxyethylene glycol 2-7 part, mineral colloid 6-12 part, polymer 8-15 part, stearic acid 3-8 part, clorafin 4-8 part, sodium sulfoxylate formaldehyde 3-8 part, dibutyl tin laurate 1-3 part, vinylformic acid 2-phenoxyethyl acrylate 2-6 part, cumyl hydroperoxide 1-5 part; Wherein said polymer is for be obtained by polyreaction by acrylamide, water, vinylformic acid, ammonium persulphate, calcium oxide, diethylenetriamine, dodecyl lipid acid and vegetable fibre.
Described heat-insulating and noise-insulating material, can preferably comprise in components by weight percent: polyvinyl resin 7-9 part, epoxy chloropropane 4-6 part, isoprene-isobutylene rubber 6-8 part, polyoxyethylene glycol 3-6 part, mineral colloid 8-11 part, polymer 10-13 part, stearic acid 4-6 part, clorafin 5-7 part, sodium sulfoxylate formaldehyde 5-8 part, dibutyl tin laurate 2-3 part, vinylformic acid 2-phenoxyethyl acrylate 3-6 part, cumyl hydroperoxide 4-5 part.
Described heat-insulating and noise-insulating material, described polymeric preparation process can for join in reactor by vinylformic acid and water, then under the condition stirred, calcium oxide is added, after question response mixed solution bleach, with sodium hydroxide, system pH is transferred to 7-9, then acrylamide is added, stirring makes acrylamide dissolve, add dodecyl lipid acid again, vegetable fibre, system is warming up to 40-50 DEG C, add ammonium persulphate and diethylenetriamine, 4-5 hour is stirred under keeping temperature-resistant condition, obtain polymer, again by polymer shear granulation, and dry pulverizing, obtained polymer finished product.
Described heat-insulating and noise-insulating material, in described polymeric preparation process, the amount that each material adds can be following parts by weight: acrylamide 35-40 part, water 130-140 part, vinylformic acid 10-15 part, ammonium persulphate 3-5 part, calcium oxide 5-10 part, diethylenetriamine 2-4 part, dodecyl lipid acid 25-35 part, vegetable fibre 5-10 part.
Described heat-insulating and noise-insulating material, in described polymeric preparation process, bake out temperature can be 120-130 DEG C, and the particle diameter after pulverizing is 60-80 order.
Described heat-insulating and noise-insulating material, described polyoxyethylene glycol can be the one in poly(oxyethylene glycol) 400, polyethylene glycol-800 or Macrogol 2000.
Described heat-insulating and noise-insulating material, described mineral colloid can be siliceous colloid, Al (OH)
3colloid or Fe (OH)
3one in colloid.
The preparation method of the heat-insulating and noise-insulating material described in more than one, comprises following preparation process:
Step one, takes each component according to weight part;
Step 2, by polyvinyl resin, isoprene-isobutylene rubber, polyoxyethylene glycol, stearic acid, clorafin stirs in stirrer for mixing, obtains mixture one;
Step 3, adds in reactor by mixture one, under the condition of protection of inert gas, be warming up to 50-60 DEG C, add mineral colloid and vinylformic acid 2-phenoxyethyl acrylate, stir 30-40 minute, then add cumyl hydroperoxide, vacuumize, continue to stir 20-30 minute, obtain mixture two;
Step 4, by polymer, sodium sulfoxylate formaldehyde joins in mixture two, under the condition of protection of inert gas, be warming up to 50-60 DEG C, add epoxy chloropropane, stir 20-30 minute, then 65-70 DEG C is warming up to, add dibutyl tin laurate, continue to stir 10-15 minute, obtain mixture three;
Step 5, crosses rolling press calendering formation by mixture threeway, obtains heat-insulating and noise-insulating material.
The preparation method of described heat-insulating and noise-insulating material, being evacuated to vacuum tightness in step 3 can be 0.02-0.04MPa.
The preparation method of described heat-insulating and noise-insulating material, in step 5, rolling temperature can be 80-100 DEG C.
The preparation principle of heat-insulating and noise-insulating material provided by the invention is first by polyvinyl resin, isoprene-isobutylene rubber, polyoxyethylene glycol, stearic acid, clorafin is as matrix, react by adding mineral colloid and vinylformic acid 2-phenoxyethyl acrylate and cumyl hydroperoxide, each component generation in matrix is cross-linked ooze mutually, finally add polymer successively, sodium sulfoxylate formaldehyde, epoxy chloropropane and dibutyl tin laurate carry out step reaction, and the material finally obtained has excellent heat preservation and soundproof effect.The polymer wherein added to temperature and psychromatic ratio more responsive, when envrionment temperature is more than 40 DEG C, this polymer can show certain volume-diminished and progressively semi-fluid, there is certain micro-structure change in the material internal that can make like this, there is some negative pressure holes in short period of time, further enhancing the heat insulating effect of material, simultaneously due to these changes, make the sound-proofing properties of material have also been obtained effective lifting.
Heat-insulating and noise-insulating material provided by the invention beneficial effect is compared with prior art as follows:
(1) thermal conductivity of heat-insulating and noise-insulating material provided by the invention reaches below 0.014W/mK, maximum oise insulation factor reaches more than 62dB, ultimate compression strength reaches more than 13MPa, it is without exception that acid resistance reaches more than 2000h, it is without exception that alkaline resistance properties reaches more than 2200h, it is without exception that resistance to neutral salt spray performance reaches more than 2300h, has the performance of the corrosion such as good insulation, sound insulation, resistance to compression and antiacid alkali.
(2) polymer is introduced in heat-insulating and noise-insulating material provided by the invention, this polymer to temperature and psychromatic ratio more responsive, when envrionment temperature is more than 40 DEG C, this polymer can show certain volume-diminished and progressively semi-fluid, there is certain micro-structure change in the material internal that can make like this, there is some negative pressure holes in short period of time, further enhancing the heat insulating effect of material, simultaneously due to these changes, the sound-proofing properties of material is made to have also been obtained certain effective lifting under the high temperature conditions.
(3) heat-insulating and noise-insulating material provided by the invention is shaping finally by the method for calendering, can be prepared into different thickness as required, therefore be convenient to be applied to heat preservation and insulation field.
(4) heat-insulating and noise-insulating material provided by the invention has greatly played the synergistic effect between each component by suitable reaction conditions in preparation process, the heat-insulating and noise-insulating material obtained has excellent properties, the significant increase using value of this material.
Embodiment:
Embodiment 1
A kind of heat-insulating and noise-insulating material, comprises in components by weight percent: polyvinyl resin 5 parts, epoxy chloropropane 3 parts, isoprene-isobutylene rubber 5 parts, poly(oxyethylene glycol) 400 2 parts, siliceous colloid 6 parts, polymer 8 parts, stearic acid 3 parts, clorafin 4 parts, sodium sulfoxylate formaldehyde 3 parts, dibutyl tin laurate 1 part, vinylformic acid 2-phenoxyethyl acrylate 2 parts, cumyl hydroperoxide 1 part.
Wherein said polymeric preparation process is as follows:
According to weight part, 10 parts, vinylformic acid and 130 parts, water are joined in reactor, then under the condition stirred, 5 parts, calcium oxide is added, after question response mixed solution bleach, with sodium hydroxide, system pH is transferred to 7, then acrylamide 35 parts is added, stirring makes acrylamide dissolve, add 25 parts, dodecyl lipid acid again, 5 parts, vegetable fibre, system is warming up to 40 DEG C, add ammonium persulphate 3 parts and diethylenetriamine 2 parts, stir 4 hours under keeping temperature-resistant condition, obtain polymer, again by polymer shear granulation, and ovendry power is broken to 60 orders under 120 DEG C of conditions, obtained polymer finished product.
The preparation method of above-described heat-insulating and noise-insulating material, comprises following preparation process:
Step one, takes each component according to weight part;
Step 2, by polyvinyl resin, isoprene-isobutylene rubber, poly(oxyethylene glycol) 400, stearic acid, clorafin stirs in stirrer for mixing, obtains mixture one;
Step 3, mixture one is added in reactor, 50 DEG C are warming up under the condition of nitrogen protection, add siliceous colloid and vinylformic acid 2-phenoxyethyl acrylate, stir 30 minutes, then add cumyl hydroperoxide, being evacuated to vacuum tightness is 0.02MPa, continue stirring 20 minutes, obtain mixture two;
Step 4, by polymer, sodium sulfoxylate formaldehyde joins in mixture two, is warming up to 50 DEG C under the condition of nitrogen protection, add epoxy chloropropane, stir 20 minutes, be then warming up to 65 DEG C, add dibutyl tin laurate, continue stirring 10 minutes, obtain mixture three;
Step 5, crosses rolling press calendering formation by mixture threeway, and wherein rolling temperature is 80 DEG C, obtains heat-insulating and noise-insulating material.
Embodiment 2
A kind of heat-insulating and noise-insulating material, comprises in components by weight percent: polyvinyl resin 7 parts, epoxy chloropropane 4 parts, isoprene-isobutylene rubber 6 parts, polyethylene glycol-800 3 parts, Al (OH)
38 parts, colloid, polymer 10 parts, stearic acid 4 parts, clorafin 5 parts, sodium sulfoxylate formaldehyde 5 parts, dibutyl tin laurate 2 parts, vinylformic acid 2-phenoxyethyl acrylate 3 parts, cumyl hydroperoxide 4 parts.
Wherein said polymeric preparation process is as follows:
According to weight part, 12 parts, vinylformic acid and 133 parts, water are joined in reactor, then under the condition stirred, 7 parts, calcium oxide is added, after question response mixed solution bleach, with sodium hydroxide, system pH is transferred to 8, then acrylamide 36 parts is added, stirring makes acrylamide dissolve, add 28 parts, dodecyl lipid acid again, 6 parts, vegetable fibre, system is warming up to 43 DEG C, add ammonium persulphate 4 parts and diethylenetriamine 2 parts, stir 4 hours under keeping temperature-resistant condition, obtain polymer, again by polymer shear granulation, and ovendry power is broken to 70 orders under 125 DEG C of conditions, obtained polymer finished product.
The preparation method of above-described heat-insulating and noise-insulating material, comprises following preparation process:
Step one, takes each component according to weight part;
Step 2, by polyvinyl resin, isoprene-isobutylene rubber, polyethylene glycol-800, stearic acid, clorafin stirs in stirrer for mixing, obtains mixture one;
Step 3, adds in reactor by mixture one, is warming up to 53 DEG C under the condition of argon shield, adds Al (OH)
3colloid and vinylformic acid 2-phenoxyethyl acrylate, stir 32 minutes, then add cumyl hydroperoxide, and being evacuated to vacuum tightness is 0.02MPa, continues stirring 24 minutes, obtain mixture two;
Step 4, by polymer, sodium sulfoxylate formaldehyde joins in mixture two, is warming up to 52 DEG C under the condition of argon shield, add epoxy chloropropane, stir 25 minutes, be then warming up to 66 DEG C, add dibutyl tin laurate, continue stirring 12 minutes, obtain mixture three;
Step 5, crosses rolling press calendering formation by mixture threeway, and wherein rolling temperature is 90 DEG C, obtains heat-insulating and noise-insulating material.
Embodiment 3
A kind of heat-insulating and noise-insulating material, comprises in components by weight percent: polyvinyl resin 8 parts, epoxy chloropropane 5 parts, isoprene-isobutylene rubber 7 parts, polyethylene glycol-800 5 parts, Fe (OH)
310 parts, colloid, polymer 12 parts, stearic acid 5 parts, clorafin 6 parts, sodium sulfoxylate formaldehyde 6 parts, dibutyl tin laurate 3 parts, vinylformic acid 2-phenoxyethyl acrylate 5 parts, cumyl hydroperoxide 4 parts.
Wherein said polymeric preparation process is as follows:
According to weight part, 13 parts, vinylformic acid and 135 parts, water are joined in reactor, then under the condition stirred, 8 parts, calcium oxide is added, after question response mixed solution bleach, with sodium hydroxide, system pH is transferred to 8, then acrylamide 40 parts is added, stirring makes acrylamide dissolve, add 30 parts, dodecyl lipid acid again, 8 parts, vegetable fibre, system is warming up to 46 DEG C, add ammonium persulphate 5 parts and diethylenetriamine 4 parts, stir 5 hours under keeping temperature-resistant condition, obtain polymer, again by polymer shear granulation, and ovendry power is broken to 70 orders under 125 DEG C of conditions, obtained polymer finished product.
The preparation method of above-described heat-insulating and noise-insulating material, comprises following preparation process:
Step one, takes each component according to weight part;
Step 2, by polyvinyl resin, isoprene-isobutylene rubber, polyethylene glycol-800, stearic acid, clorafin stirs in stirrer for mixing, obtains mixture one;
Step 3, adds in reactor by mixture one, is warming up to 60 DEG C under the condition of nitrogen protection, adds Fe (OH)
3colloid and vinylformic acid 2-phenoxyethyl acrylate, stir 40 minutes, then add cumyl hydroperoxide, and being evacuated to vacuum tightness is 0.03MPa, continues stirring 25 minutes, obtain mixture two;
Step 4, by polymer, sodium sulfoxylate formaldehyde joins in mixture two, is warming up to 58 DEG C under the condition of nitrogen protection, add epoxy chloropropane, stir 25 minutes, be then warming up to 70 DEG C, add dibutyl tin laurate, continue stirring 13 minutes, obtain mixture three;
Step 5, crosses rolling press calendering formation by mixture threeway, and wherein rolling temperature is 90 DEG C, obtains heat-insulating and noise-insulating material.
Embodiment 4
A kind of heat-insulating and noise-insulating material, comprises in components by weight percent: polyvinyl resin 9 parts, epoxy chloropropane 6 parts, isoprene-isobutylene rubber 8 parts, Macrogol 2000 6 parts, Fe (OH)
311 parts, colloid, polymer 13 parts, stearic acid 6 parts, clorafin 7 parts, sodium sulfoxylate formaldehyde 8 parts, dibutyl tin laurate 3 parts, vinylformic acid 2-phenoxyethyl acrylate 6 parts, cumyl hydroperoxide 5 parts.
Wherein said polymeric preparation process is as follows:
According to weight part, 15 parts, vinylformic acid and 140 parts, water are joined in reactor, then under the condition stirred, 10 parts, calcium oxide is added, after question response mixed solution bleach, with sodium hydroxide, system pH is transferred to 9, then acrylamide 40 parts is added, stirring makes acrylamide dissolve, add 32 parts, dodecyl lipid acid again, 10 parts, vegetable fibre, system is warming up to 48 DEG C, add ammonium persulphate 5 parts and diethylenetriamine 4 parts, stir 5 hours under keeping temperature-resistant condition, obtain polymer, again by polymer shear granulation, and ovendry power is broken to 80 orders under 130 DEG C of conditions, obtained polymer finished product.
The preparation method of above-described heat-insulating and noise-insulating material, comprises following preparation process:
Step one, takes each component according to weight part;
Step 2, by polyvinyl resin, isoprene-isobutylene rubber, Macrogol 2000, stearic acid, clorafin stirs in stirrer for mixing, obtains mixture one;
Step 3, adds in reactor by mixture one, is warming up to 60 DEG C under the condition of nitrogen protection, adds Fe (OH)
3colloid and vinylformic acid 2-phenoxyethyl acrylate, stir 40 minutes, then add cumyl hydroperoxide, and being evacuated to vacuum tightness is 0.04MPa, continues stirring 28 minutes, obtain mixture two;
Step 4, by polymer, sodium sulfoxylate formaldehyde joins in mixture two, under the condition of nitrogen protection, be warming up to 50-60 DEG C, add epoxy chloropropane, stir 26 minutes, be then warming up to 70 DEG C, add dibutyl tin laurate, continue stirring 15 minutes, obtain mixture three;
Step 5, crosses rolling press calendering formation by mixture threeway, and wherein rolling temperature is 100 DEG C, obtains heat-insulating and noise-insulating material.
Embodiment 5
A kind of heat-insulating and noise-insulating material, comprises in components by weight percent: polyvinyl resin 10 parts, epoxy chloropropane 6 parts, isoprene-isobutylene rubber 10 parts, Macrogol 2000 7 parts, Al (OH)
312 parts, colloid, polymer 15 parts, stearic acid 8 parts, clorafin 8 parts, sodium sulfoxylate formaldehyde 8 parts, dibutyl tin laurate 3 parts, vinylformic acid 2-phenoxyethyl acrylate 6 parts, cumyl hydroperoxide 5 parts.
Wherein said polymeric preparation process is as follows:
According to weight part, 15 parts, vinylformic acid and 140 parts, water are joined in reactor, then under the condition stirred, 10 parts, calcium oxide is added, after question response mixed solution bleach, with sodium hydroxide, system pH is transferred to 9, then acrylamide 40 parts is added, stirring makes acrylamide dissolve, add 35 parts, dodecyl lipid acid again, 10 parts, vegetable fibre, system is warming up to 50 DEG C, add ammonium persulphate 5 parts and diethylenetriamine 4 parts, stir 5 hours under keeping temperature-resistant condition, obtain polymer, again by polymer shear granulation, and ovendry power is broken to 80 orders under 130 DEG C of conditions, obtained polymer finished product.
The preparation method of above-described heat-insulating and noise-insulating material, comprises following preparation process:
Step one, takes each component according to weight part;
Step 2, by polyvinyl resin, isoprene-isobutylene rubber, Macrogol 2000, stearic acid, clorafin stirs in stirrer for mixing, obtains mixture one;
Step 3, adds in reactor by mixture one, is warming up to 60 DEG C under the condition of argon shield, adds Al (OH)
3colloid and vinylformic acid 2-phenoxyethyl acrylate, stir 40 minutes, then add cumyl hydroperoxide, and being evacuated to vacuum tightness is 0.04MPa, continues stirring 30 minutes, obtain mixture two;
Step 4, by polymer, sodium sulfoxylate formaldehyde joins in mixture two, is warming up to 60 DEG C under the condition of argon shield, add epoxy chloropropane, stir 30 minutes, be then warming up to 70 DEG C, add dibutyl tin laurate, continue stirring 15 minutes, obtain mixture three;
Step 5, crosses rolling press calendering formation by mixture threeway, and wherein rolling temperature is 100 DEG C, obtains heat-insulating and noise-insulating material.
Reference examples 1
A kind of heat-insulating and noise-insulating material, comprises in components by weight percent: polyvinyl resin 8 parts, epoxy chloropropane 5 parts, isoprene-isobutylene rubber 7 parts, polyethylene glycol-800 5 parts, Fe (OH)
310 parts, colloid, stearic acid 5 parts, clorafin 6 parts, sodium sulfoxylate formaldehyde 6 parts, dibutyl tin laurate 3 parts, vinylformic acid 2-phenoxyethyl acrylate 5 parts, cumyl hydroperoxide 4 parts.
The preparation method of above-described heat-insulating and noise-insulating material, comprises following preparation process:
Step one, takes each component according to weight part;
Step 2, by polyvinyl resin, isoprene-isobutylene rubber, polyethylene glycol-800, stearic acid, clorafin stirs in stirrer for mixing, obtains mixture one;
Step 3, adds in reactor by mixture one, is warming up to 60 DEG C under the condition of nitrogen protection, adds Fe (OH)
3colloid and vinylformic acid 2-phenoxyethyl acrylate, stir 40 minutes, then add cumyl hydroperoxide, and being evacuated to vacuum tightness is 0.03MPa, continues stirring 25 minutes, obtain mixture two;
Step 4, by polymer, sodium sulfoxylate formaldehyde joins in mixture two, is warming up to 58 DEG C under the condition of nitrogen protection, add epoxy chloropropane, stir 25 minutes, be then warming up to 70 DEG C, add dibutyl tin laurate, continue stirring 13 minutes, obtain mixture three;
Step 5, crosses rolling press calendering formation by mixture threeway, and wherein rolling temperature is 90 DEG C, obtains heat-insulating and noise-insulating material.
Reference examples 2
A kind of heat-insulating and noise-insulating material, comprises in components by weight percent: polyvinyl resin 8 parts, epoxy chloropropane 5 parts, isoprene-isobutylene rubber 7 parts, polyethylene glycol-800 5 parts, Fe (OH)
310 parts, colloid, polymer 12 parts, stearic acid 5 parts, clorafin 6 parts, sodium sulfoxylate formaldehyde 6 parts, dibutyl tin laurate 3 parts, vinylformic acid 2-phenoxyethyl acrylate 5 parts.
Wherein said polymeric preparation process is as follows:
According to weight part, 13 parts, vinylformic acid and 135 parts, water are joined in reactor, then under the condition stirred, 8 parts, calcium oxide is added, after question response mixed solution bleach, with sodium hydroxide, system pH is transferred to 8, then acrylamide 40 parts is added, stirring makes acrylamide dissolve, add 30 parts, dodecyl lipid acid again, 8 parts, vegetable fibre, system is warming up to 46 DEG C, add ammonium persulphate 5 parts and diethylenetriamine 4 parts, stir 5 hours under keeping temperature-resistant condition, obtain polymer, again by polymer shear granulation, and ovendry power is broken to 70 orders under 125 DEG C of conditions, obtained polymer finished product.
The preparation method of above-described heat-insulating and noise-insulating material, comprises following preparation process:
Step one, takes each component according to weight part;
Step 2, by polyvinyl resin, isoprene-isobutylene rubber, polyethylene glycol-800, stearic acid, clorafin stirs in stirrer for mixing, obtains mixture one;
Step 3, adds in reactor by mixture one, is warming up to 60 DEG C under the condition of nitrogen protection, adds Fe (OH)
3colloid and vinylformic acid 2-phenoxyethyl acrylate, stir 40 minutes, obtain mixture two;
Step 4, by polymer, sodium sulfoxylate formaldehyde joins in mixture two, is warming up to 58 DEG C under the condition of nitrogen protection, add epoxy chloropropane, stir 25 minutes, be then warming up to 70 DEG C, add dibutyl tin laurate, continue stirring 13 minutes, obtain mixture three;
Step 5, crosses rolling press calendering formation by mixture threeway, and wherein rolling temperature is 90 DEG C, obtains heat-insulating and noise-insulating material.
Performance test is carried out to the heat-insulating and noise-insulating material that above embodiment and reference examples prepare, according to the heat-insulating and noise-insulating material described in above embodiment and reference examples preparation, and eventually passing through rolling press, to be rolled into material thickness be 10mm, carry out the mensuration of property indices, concrete outcome is as follows:
As can be seen from the above results, heat-insulating and noise-insulating material provided by the invention has excellent properties, wherein thermal conductivity reaches below 0.014W/mK, maximum oise insulation factor reaches more than 62dB, ultimate compression strength reaches more than 13MPa, and it is without exception that acid resistance reaches more than 2000h, and it is without exception that alkaline resistance properties reaches more than 2200h, it is without exception that resistance to neutral salt spray performance reaches more than 2300h, has the performance of the corrosion such as good insulation, sound insulation, resistance to compression and antiacid alkali.
Reference examples 1 and reference examples 2 are the further proving tests carried out on the basis of embodiment 3, wherein do not add polymer in reference examples 1, other processes are identical with embodiment 3, result can be found out, the thermal conductivity of the finished product has had great rising, heat preservation and insulation reduces, maximum oise insulation factor simultaneously, ultimate compression strength, acid resistance, alkali resistance, resistance to neutral salt spray performance has decline in various degree, can find out, the thermal and insulating performance of the finished product greatly can be strengthened for polymeric introducing, simultaneously also can other performances of raising product in various degree, this is because polymer provided by the invention is more responsive to temperature, when envrionment temperature is more than 40 DEG C, this polymer can show certain volume-diminished and progressively semi-fluid, there is certain micro-structure change in the material internal that can make like this, there is some negative pressure holes in short period of time, further enhancing the heat insulating effect of material, simultaneously due to these changes, the sound-proofing properties of material is made to have also been obtained certain effective lifting.In the middle of preparation process three, cumyl hydroperoxide is not added in reference examples 2, do not adopt the condition vacuumized simultaneously yet, other conditions are identical with embodiment 3, result can be found out, the thermal conductivity of the finished product has and comparatively significantly raises, and maximum oise insulation factor has obvious decline, ultimate compression strength simultaneously, acid resistance, alkali resistance, resistance to neutral salt spray performance has decline in various degree, therefore can illustrate, in the process of preparation heat-insulating and noise-insulating material of the present invention, for adding cumyl hydroperoxide in step 3 and adopting vacuum condition to react, for the sound-proofing properties improving product, there is important effect, can analyze simultaneously and draw, react under vacuum, raising for the overall performance of product has certain help.
Claims (10)
1. a heat-insulating and noise-insulating material, is characterized in that, comprises in components by weight percent: polyvinyl resin 5-10 part, epoxy chloropropane 3-6 part, isoprene-isobutylene rubber 5-10 part, polyoxyethylene glycol 2-7 part, mineral colloid 6-12 part, polymer 8-15 part, stearic acid 3-8 part, clorafin 4-8 part, sodium sulfoxylate formaldehyde 3-8 part, dibutyl tin laurate 1-3 part, vinylformic acid 2-phenoxyethyl acrylate 2-6 part, cumyl hydroperoxide 1-5 part; Wherein said polymer is for be obtained by polyreaction by acrylamide, water, vinylformic acid, ammonium persulphate, calcium oxide, diethylenetriamine, dodecyl lipid acid and vegetable fibre.
2. heat-insulating and noise-insulating material according to claim 1, is characterized in that, comprises in components by weight percent: polyvinyl resin 7-9 part, epoxy chloropropane 4-6 part, isoprene-isobutylene rubber 6-8 part, polyoxyethylene glycol 3-6 part, mineral colloid 8-11 part, polymer 10-13 part, stearic acid 4-6 part, clorafin 5-7 part, sodium sulfoxylate formaldehyde 5-8 part, dibutyl tin laurate 2-3 part, vinylformic acid 2-phenoxyethyl acrylate 3-6 part, cumyl hydroperoxide 4-5 part.
3. heat-insulating and noise-insulating material according to claim 1, it is characterized in that, described polymeric preparation process is for join in reactor by vinylformic acid and water, then under the condition stirred, calcium oxide is added, after question response mixed solution bleach, with sodium hydroxide, system pH is transferred to 7-9, then acrylamide is added, stirring makes acrylamide dissolve, add dodecyl lipid acid again, vegetable fibre, system is warming up to 40-50 DEG C, add ammonium persulphate and diethylenetriamine, 4-5 hour is stirred under keeping temperature-resistant condition, obtain polymer, again by polymer shear granulation, and dry pulverizing, obtained polymer finished product.
4. heat-insulating and noise-insulating material according to claim 3, it is characterized in that, in described polymeric preparation process, the amount that each material adds is following parts by weight: acrylamide 35-40 part, water 130-140 part, vinylformic acid 10-15 part, ammonium persulphate 3-5 part, calcium oxide 5-10 part, diethylenetriamine 2-4 part, dodecyl lipid acid 25-35 part, vegetable fibre 5-10 part.
5. heat-insulating and noise-insulating material according to claim 3, is characterized in that, in described polymeric preparation process, bake out temperature is 120-130 DEG C, and the particle diameter after pulverizing is 60-80 order.
6. heat-insulating and noise-insulating material according to claim 1, is characterized in that, described polyoxyethylene glycol is the one in poly(oxyethylene glycol) 400, polyethylene glycol-800 or Macrogol 2000.
7. heat-insulating and noise-insulating material according to claim 1, is characterized in that, described mineral colloid is siliceous colloid, Al (OH)
3colloid or Fe (OH)
3one in colloid.
8. a preparation method for heat-insulating and noise-insulating material according to claim 1, is characterized in that, comprises following preparation process:
Step one, takes each component according to weight part;
Step 2, by polyvinyl resin, isoprene-isobutylene rubber, polyoxyethylene glycol, stearic acid, clorafin stirs in stirrer for mixing, obtains mixture one;
Step 3, adds in reactor by mixture one, under the condition of protection of inert gas, be warming up to 50-60 DEG C, add mineral colloid and vinylformic acid 2-phenoxyethyl acrylate, stir 30-40 minute, then add cumyl hydroperoxide, vacuumize, continue to stir 20-30 minute, obtain mixture two;
Step 4, by polymer, sodium sulfoxylate formaldehyde joins in mixture two, under the condition of protection of inert gas, be warming up to 50-60 DEG C, add epoxy chloropropane, stir 20-30 minute, then 65-70 DEG C is warming up to, add dibutyl tin laurate, continue to stir 10-15 minute, obtain mixture three;
Step 5, crosses rolling press calendering formation by mixture threeway, obtains heat-insulating and noise-insulating material.
9. the preparation method of heat-insulating and noise-insulating material according to claim 8, is characterized in that, being evacuated to vacuum tightness in step 3 is 0.02-0.04MPa.
10. the preparation method of heat-insulating and noise-insulating material according to claim 8, is characterized in that, in step 5, rolling temperature is 80-100 DEG C.
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Application publication date: 20151028 |