CN107043529A - A kind of flame-retardant composite insulation and its preparation method and application - Google Patents
A kind of flame-retardant composite insulation and its preparation method and application Download PDFInfo
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- CN107043529A CN107043529A CN201710167804.4A CN201710167804A CN107043529A CN 107043529 A CN107043529 A CN 107043529A CN 201710167804 A CN201710167804 A CN 201710167804A CN 107043529 A CN107043529 A CN 107043529A
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- benzoquinone
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- flame
- polyvinyl alcohol
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- 238000009413 insulation Methods 0.000 title claims abstract description 22
- 239000003063 flame retardant Substances 0.000 title claims abstract description 21
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 239000002131 composite material Substances 0.000 title claims abstract description 18
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- AZQWKYJCGOJGHM-UHFFFAOYSA-N 1,4-benzoquinone Chemical compound O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 claims abstract description 70
- 229940005561 1,4-benzoquinone Drugs 0.000 claims abstract description 35
- 229920002635 polyurethane Polymers 0.000 claims abstract description 23
- 239000004814 polyurethane Substances 0.000 claims abstract description 23
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 20
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 claims abstract description 20
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 claims abstract description 20
- MTNDZQHUAFNZQY-UHFFFAOYSA-N imidazoline Chemical compound C1CN=CN1 MTNDZQHUAFNZQY-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 20
- 235000002906 tartaric acid Nutrition 0.000 claims abstract description 20
- 239000011975 tartaric acid Substances 0.000 claims abstract description 20
- 239000004088 foaming agent Substances 0.000 claims abstract description 18
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 claims abstract description 18
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 claims abstract description 18
- UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical compound OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000002994 raw material Substances 0.000 claims abstract description 16
- 238000010792 warming Methods 0.000 claims abstract description 15
- 238000005187 foaming Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 29
- 239000000203 mixture Substances 0.000 claims description 29
- 238000003756 stirring Methods 0.000 claims description 21
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 15
- 239000006260 foam Substances 0.000 claims description 10
- -1 stands Substances 0.000 claims description 9
- 239000004035 construction material Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 claims 2
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 150000002460 imidazoles Chemical class 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 239000005022 packaging material Substances 0.000 abstract description 2
- 230000001988 toxicity Effects 0.000 abstract description 2
- 231100000419 toxicity Toxicity 0.000 abstract description 2
- 230000002045 lasting effect Effects 0.000 abstract 1
- 239000012774 insulation material Substances 0.000 description 4
- 229920005830 Polyurethane Foam Polymers 0.000 description 3
- 239000011496 polyurethane foam Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 229920003086 cellulose ether Polymers 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920006327 polystyrene foam Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/78—Heat insulating elements
- E04B1/80—Heat insulating elements slab-shaped
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/94—Protection against other undesired influences or dangers against fire
- E04B1/941—Building elements specially adapted therefor
- E04B1/942—Building elements specially adapted therefor slab-shaped
-
- C—CHEMISTRY; METALLURGY
- 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
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- 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
- C08J2401/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
- C08J2401/08—Cellulose derivatives
- C08J2401/26—Cellulose ethers
- C08J2401/28—Alkyl ethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/14—Applications used for foams
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- Civil Engineering (AREA)
- Electromagnetism (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Acoustics & Sound (AREA)
- Materials Engineering (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
The invention discloses a kind of flame-retardant composite insulation and its preparation method and application, the warming plate is made up of the raw material below according to parts by weight：70 80 parts of aqueous polyurethane, 11 19 parts of hydroxypropyl methyl cellulose ether, 37 parts of tartaric acid, 8 16 parts of 1,4-benzoquinone, 59 parts of imidazoline, 6 14 parts of foaming agent, 28 36 parts of polyvinyl alcohol.The present invention is modified using 1,4-benzoquinone, imidazoline to aqueous polyurethane, then acted on hydroxypropyl methyl cellulose ether, tartaric acid, polyvinyl alcohol, warming plate toxicity made from foaming etc. is low, it is non-volatile, heat endurance is good, does not separate out, and flame retardant effect is lasting, heat resistance is high, and compressive strength, dimensional stability are significantly improved.Light weight of the present invention, good water-proof effect, using raw material it is simple, be easy to get, preparation technology is simple, easy to operate, and production cost is low, has a extensive future, and can be used in building exterior wall heat preserving, car body insulation, national defence, space industry as packaging material and structural material.
Description
Technical field
The present invention relates to building material technical field, specifically a kind of flame-retardant composite insulation and preparation method thereof and should
With.
Background technology
The organic insulation material of the current large-scale use of China's building energy saving field mainly has polystyrene foam, extrusion molding to gather
Styrenic foams and polyurethane foam, belong to inflammable organic insulation material, and its advantage is that light weight, insulation, thermal insulation are good；Have the disadvantage
Fire savety is poor, easy aging, easy firing and combustion decomposition produce a large amount of toxic smogs, causes frequently to trigger building fire thing
Therefore.And in above-mentioned organic insulation material, and it is more extensive with the application of polyurethane foam.But polyurethane is in fire protecting performance side
Face faces huge challenge.At present, the approach for improving polyurethane foam anti-flammability mainly has two kinds：（1）Add and contain in formula
The fire retardant of the elements such as chlorine, bromine, phosphorus, but the hardness and foam process of foam are have impact on, the warming plate dimensional stability being made
It is poor；（2）Processing is modified to polyurethane：Combined polyether is modified using high fire-retardance resin, but its mechanical property is deposited
In larger defect, size is unstable, and hardness is inadequate.
The content of the invention
It is an object of the invention to provide a kind of heat endurance is good, heat resistance is high, compressive strength, dimensional stability it is obvious
Flame-retardant composite insulation of raising and its preparation method and application, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides following technical scheme：
A kind of flame-retardant composite insulation, is made up of the raw material below according to parts by weight：70-80 parts of aqueous polyurethane, hydroxypropyl first
11-19 parts of base cellulose ether, 3-7 parts of tartaric acid, 8-16 parts of 1,4-benzoquinone, 5-9 parts of imidazoline, 6-14 parts of foaming agent, polyvinyl alcohol
28-36 parts.
It is used as further scheme of the invention：The flame-retardant composite insulation, is made up of the raw material below according to parts by weight：
72-78 parts of aqueous polyurethane, 13-17 parts of hydroxypropyl methyl cellulose ether, 4-6 parts of tartaric acid, 10-14 parts of 1,4-benzoquinone, imidazoline
6-8 parts, 8-12 parts of foaming agent, 30-34 parts of polyvinyl alcohol.
It is used as further scheme of the invention：The flame-retardant composite insulation, is made up of the raw material below according to parts by weight：
75 parts of aqueous polyurethane, 15 parts of hydroxypropyl methyl cellulose ether, 5 parts of tartaric acid, 12 parts of 1,4-benzoquinone, 7 parts of imidazoline, foaming agent 10
Part, 32 parts of polyvinyl alcohol.
Another object of the present invention is to provide a kind of preparation method of flame-retardant composite insulation, comprises the steps of：
1）18 times of 75% ethanol of 1,4-benzoquinone and its quality is mixed, 1,4-benzoquinone solution is made；Aqueous polyurethane is molten with 1,4-benzoquinone
Liquid is mixed, and is heated to 78 DEG C of stir process 1.2h, is then cooled to 58 DEG C, and adds imidazoline, and is stirred at a temperature of 58 DEG C
Processing 80min is mixed, mixture A is made；
2）Hydroxypropyl methyl cellulose ether is mixed with tartaric acid, 42 DEG C and at such a temperature stir process are then heated to
12min, is made mixture B；Mixture A, polyvinyl alcohol are mixed with mixture B, then the stir process at a temperature of 68 DEG C
75min, then be mixed evenly with foaming agent, stands, foams, being molded and produce warming plate.
Another object of the present invention is to provide application of the warming plate in construction material.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention is modified using 1,4-benzoquinone, imidazoline to aqueous polyurethane, then with hydroxypropyl methyl cellulose ether, winestone
Acid, polyvinyl alcohol are acted on, and warming plate toxicity made from foaming etc. is low, and non-volatile, heat endurance is good, does not separate out, fire-retardant effect
Persistently, heat resistance is high, and compressive strength, dimensional stability are significantly improved for fruit.The present invention will not be produced in combustion
Halogen phosphorous irritating smog and corrosive gas, are safe from harm, especially environmental protection to human body and equipment and environment
On have great importance.Light weight of the present invention, good water-proof effect, using raw material it is simple, be easy to get, preparation technology is simple, easy to operate,
Production cost is low, is a kind of insulation material having a extensive future, can be in building exterior wall heat preserving, car body insulation, national defence, space flight neck
Domain, is used as packaging material and structural material.
Embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of protection of the invention.
Embodiment 1
In the embodiment of the present invention, a kind of flame-retardant composite insulation is made up of the raw material below according to parts by weight：Aqueous polyurethane 70
Part, 11 parts of hydroxypropyl methyl cellulose ether, 3 parts of tartaric acid, 8 parts of 1,4-benzoquinone, 5 parts of imidazoline, 6 parts of foaming agent, polyvinyl alcohol 28
Part.
18 times of 75% ethanol of 1,4-benzoquinone and its quality is mixed, 1,4-benzoquinone solution is made；By aqueous polyurethane and 1,4-benzoquinone
Solution is mixed, and is heated to 78 DEG C of stir process 1.2h, is then cooled to 58 DEG C, and adds imidazoline, and at a temperature of 58 DEG C
Stir process 80min, is made mixture A.Hydroxypropyl methyl cellulose ether is mixed with tartaric acid, then heat to 42 DEG C and
Stir process 12min, is made mixture B at this temperature；Mixture A, polyvinyl alcohol are mixed with mixture B, then at 68 DEG C
At a temperature of stir process 75min, then be mixed evenly with foaming agent, stand, foam, being molded and produce warming plate.
Embodiment 2
In the embodiment of the present invention, a kind of flame-retardant composite insulation is made up of the raw material below according to parts by weight：Aqueous polyurethane 80
Part, 19 parts of hydroxypropyl methyl cellulose ether, 7 parts of tartaric acid, 16 parts of 1,4-benzoquinone, 9 parts of imidazoline, 6-14 parts of foaming agent, polyethylene
36 parts of alcohol.
18 times of 75% ethanol of 1,4-benzoquinone and its quality is mixed, 1,4-benzoquinone solution is made；By aqueous polyurethane and 1,4-benzoquinone
Solution is mixed, and is heated to 78 DEG C of stir process 1.2h, is then cooled to 58 DEG C, and adds imidazoline, and at a temperature of 58 DEG C
Stir process 80min, is made mixture A.Hydroxypropyl methyl cellulose ether is mixed with tartaric acid, then heat to 42 DEG C and
Stir process 12min, is made mixture B at this temperature；Mixture A, polyvinyl alcohol are mixed with mixture B, then at 68 DEG C
At a temperature of stir process 75min, then be mixed evenly with foaming agent, stand, foam, being molded and produce warming plate.
Embodiment 3
In the embodiment of the present invention, a kind of flame-retardant composite insulation is made up of the raw material below according to parts by weight：Aqueous polyurethane 72
Part, 13 parts of hydroxypropyl methyl cellulose ether, 4 parts of tartaric acid, 10 parts of 1,4-benzoquinone, 6 parts of imidazoline, 8 parts of foaming agent, polyvinyl alcohol 30
Part.
18 times of 75% ethanol of 1,4-benzoquinone and its quality is mixed, 1,4-benzoquinone solution is made；By aqueous polyurethane and 1,4-benzoquinone
Solution is mixed, and is heated to 78 DEG C of stir process 1.2h, is then cooled to 58 DEG C, and adds imidazoline, and at a temperature of 58 DEG C
Stir process 80min, is made mixture A.Hydroxypropyl methyl cellulose ether is mixed with tartaric acid, then heat to 42 DEG C and
Stir process 12min, is made mixture B at this temperature；Mixture A, polyvinyl alcohol are mixed with mixture B, then at 68 DEG C
At a temperature of stir process 75min, then be mixed evenly with foaming agent, stand, foam, being molded and produce warming plate.
Embodiment 4
In the embodiment of the present invention, a kind of flame-retardant composite insulation is made up of the raw material below according to parts by weight：Aqueous polyurethane 78
Part, 17 parts of hydroxypropyl methyl cellulose ether, 6 parts of tartaric acid, 14 parts of 1,4-benzoquinone, 8 parts of imidazoline, 12 parts of foaming agent, polyvinyl alcohol
34 parts.
18 times of 75% ethanol of 1,4-benzoquinone and its quality is mixed, 1,4-benzoquinone solution is made；By aqueous polyurethane and 1,4-benzoquinone
Solution is mixed, and is heated to 78 DEG C of stir process 1.2h, is then cooled to 58 DEG C, and adds imidazoline, and at a temperature of 58 DEG C
Stir process 80min, is made mixture A.Hydroxypropyl methyl cellulose ether is mixed with tartaric acid, then heat to 42 DEG C and
Stir process 12min, is made mixture B at this temperature；Mixture A, polyvinyl alcohol are mixed with mixture B, then at 68 DEG C
At a temperature of stir process 75min, then be mixed evenly with foaming agent, stand, foam, being molded and produce warming plate.
Embodiment 5
In the embodiment of the present invention, a kind of flame-retardant composite insulation is made up of the raw material below according to parts by weight：Aqueous polyurethane 75
Part, 15 parts of hydroxypropyl methyl cellulose ether, 5 parts of tartaric acid, 12 parts of 1,4-benzoquinone, 7 parts of imidazoline, 10 parts of foaming agent, polyvinyl alcohol
32 parts.
18 times of 75% ethanol of 1,4-benzoquinone and its quality is mixed, 1,4-benzoquinone solution is made；By aqueous polyurethane and 1,4-benzoquinone
Solution is mixed, and is heated to 78 DEG C of stir process 1.2h, is then cooled to 58 DEG C, and adds imidazoline, and at a temperature of 58 DEG C
Stir process 80min, is made mixture A.Hydroxypropyl methyl cellulose ether is mixed with tartaric acid, then heat to 42 DEG C and
Stir process 12min, is made mixture B at this temperature；Mixture A, polyvinyl alcohol are mixed with mixture B, then at 68 DEG C
At a temperature of stir process 75min, then be mixed evenly with foaming agent, stand, foam, being molded and produce warming plate.
Comparative example 1
Each raw material is directly mixed into standing, foaming, shaping, remaining raw material weight is consistent with embodiment 5.
The fire resistance of above-described embodiment warming plate is with mechanical experimental results as shown in table 1-2.By present invention side
The fire resistance of warming plate made from method reaches non-ignitable A grades, and with excellent fire resistance, and mechanical property is extremely excellent
It is different.
Table 1
Table 2
| The method of inspection | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Comparative example 1 | |
| Compression strength, KPa | GB/T8813-2008 | 207 | 209 | 213 | 215 | 220 | 158 |
| Size changing rate, % | GB/T8811-2008 | 0.03 | 0.03 | 0.02 | 0.01 | 0.01 | 0.08 |
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and do not carrying on the back
In the case of spirit or essential attributes from the present invention, the present invention can be realized in other specific forms.Therefore, no matter from which
From the point of view of a bit, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention will by appended right
Ask rather than described above is limited, it is intended that all changes in the implication and scope of the equivalency of claim will be fallen
Include in the present invention.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (5)
1. a kind of flame-retardant composite insulation, it is characterised in that be made up of the raw material below according to parts by weight：Aqueous polyurethane 70-
80 parts, 11-19 parts of hydroxypropyl methyl cellulose ether, 3-7 parts of tartaric acid, 8-16 parts of 1,4-benzoquinone, 5-9 parts of imidazoline, foaming agent 6-
14 parts, 28-36 parts of polyvinyl alcohol.
2. flame-retardant composite insulation according to claim 1, it is characterised in that by below according to the raw material group of parts by weight
Into：72-78 parts of aqueous polyurethane, 13-17 parts of hydroxypropyl methyl cellulose ether, 4-6 parts of tartaric acid, 10-14 parts of 1,4-benzoquinone, imidazoles
6-8 parts of quinoline, 8-12 parts of foaming agent, 30-34 parts of polyvinyl alcohol.
3. flame-retardant composite insulation according to claim 1, it is characterised in that by below according to the raw material group of parts by weight
Into：75 parts of aqueous polyurethane, 15 parts of hydroxypropyl methyl cellulose ether, 5 parts of tartaric acid, 12 parts of 1,4-benzoquinone, 7 parts of imidazoline, foaming
10 parts of agent, 32 parts of polyvinyl alcohol.
4. the preparation method of a kind of flame-retardant composite insulation as described in claim 1-3 is any, it is characterised in that by following step
Rapid composition：
1）18 times of 75% ethanol of 1,4-benzoquinone and its quality is mixed, 1,4-benzoquinone solution is made；Aqueous polyurethane is molten with 1,4-benzoquinone
Liquid is mixed, and is heated to 78 DEG C of stir process 1.2h, is then cooled to 58 DEG C, and adds imidazoline, and is stirred at a temperature of 58 DEG C
Processing 80min is mixed, mixture A is made；
2）Hydroxypropyl methyl cellulose ether is mixed with tartaric acid, 42 DEG C and at such a temperature stir process are then heated to
12min, is made mixture B；Mixture A, polyvinyl alcohol are mixed with mixture B, then the stir process at a temperature of 68 DEG C
75min, then be mixed evenly with foaming agent, stands, foams, being molded and produce warming plate.
5. application of the warming plate as described in claim 1-3 is any in construction material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710167804.4A CN107043529A (en) | 2017-03-21 | 2017-03-21 | A kind of flame-retardant composite insulation and its preparation method and application |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103104046A (en) * | 2013-02-01 | 2013-05-15 | 万华节能科技集团股份有限公司 | Building wall insulation composite board and preparation method thereof |
| CN103467774A (en) * | 2013-09-24 | 2013-12-25 | 北京工商大学 | Composition applicable to surface flame retardance of rigid polyurethane foam insulation board |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103104046A (en) * | 2013-02-01 | 2013-05-15 | 万华节能科技集团股份有限公司 | Building wall insulation composite board and preparation method thereof |
| CN103467774A (en) * | 2013-09-24 | 2013-12-25 | 北京工商大学 | Composition applicable to surface flame retardance of rigid polyurethane foam insulation board |
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