CN109385104A - A kind of preparation method and applications of warm mix environmentally-friendly asphalt fire retardant - Google Patents
A kind of preparation method and applications of warm mix environmentally-friendly asphalt fire retardant Download PDFInfo
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- CN109385104A CN109385104A CN201710679573.5A CN201710679573A CN109385104A CN 109385104 A CN109385104 A CN 109385104A CN 201710679573 A CN201710679573 A CN 201710679573A CN 109385104 A CN109385104 A CN 109385104A
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- Prior art keywords
- asphalt
- retardant
- pitch
- warm mix
- fire retardant
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- 239000010426 asphalt Substances 0.000 title claims abstract description 67
- 239000003063 flame retardant Substances 0.000 title claims abstract description 51
- 238000002360 preparation method Methods 0.000 title abstract description 6
- 239000000203 mixture Substances 0.000 claims abstract description 47
- 229910021536 Zeolite Inorganic materials 0.000 claims abstract description 26
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000010457 zeolite Substances 0.000 claims abstract description 26
- 239000002808 molecular sieve Substances 0.000 claims abstract description 23
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000012757 flame retardant agent Substances 0.000 claims abstract description 21
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 18
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 18
- 239000006260 foam Substances 0.000 claims abstract description 17
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 12
- 239000003995 emulsifying agent Substances 0.000 claims abstract description 12
- 239000003381 stabilizer Substances 0.000 claims abstract description 11
- 238000002485 combustion reaction Methods 0.000 claims abstract description 5
- 239000004575 stone Substances 0.000 claims description 18
- 239000000843 powder Substances 0.000 claims description 12
- 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 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical group [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical group CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 3
- YUWBVKYVJWNVLE-UHFFFAOYSA-N [N].[P] Chemical compound [N].[P] YUWBVKYVJWNVLE-UHFFFAOYSA-N 0.000 claims description 3
- 239000013078 crystal Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000003112 inhibitor Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- SSDSCDGVMJFTEQ-UHFFFAOYSA-N octadecyl 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)CCC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 SSDSCDGVMJFTEQ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 2
- PANBYUAFMMOFOV-UHFFFAOYSA-N sodium;sulfuric acid Chemical group [Na].OS(O)(=O)=O PANBYUAFMMOFOV-UHFFFAOYSA-N 0.000 claims 1
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract description 6
- 238000002156 mixing Methods 0.000 abstract description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 4
- 239000000779 smoke Substances 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000001569 carbon dioxide Substances 0.000 abstract description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 2
- 239000005416 organic matter Substances 0.000 abstract description 2
- 239000004114 Ammonium polyphosphate Substances 0.000 description 5
- 235000019826 ammonium polyphosphate Nutrition 0.000 description 5
- 229920001276 ammonium polyphosphate Polymers 0.000 description 5
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical group [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 229910021502 aluminium hydroxide Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/26—Bituminous materials, e.g. tar, pitch
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/32—Phosphorus-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/13—Phenols; Phenolates
- C08K5/134—Phenols containing ester groups
- C08K5/1345—Carboxylic esters of phenolcarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/22—Expanded, porous or hollow particles
- C08K7/24—Expanded, porous or hollow particles inorganic
- C08K7/26—Silicon- containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/322—Ammonium phosphate
- C08K2003/323—Ammonium polyphosphate
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
A kind of warm mix environmentally-friendly asphalt fire retardant of the present invention, the component including following weight ratio: the organic fire-retardant of 0-15%, the zeolite molecular sieve of 75%-90%, the foam stabiliser of 0-3%, the emulsifier of 0-3% and the antioxidant of 0-5%.The present invention provides one kind and can use as warm-mixing agent but also use as fire-retardant, it is at low cost, environmental protection and the simple warm mix environmentally-friendly asphalt fire retardant of preparation process, solve the problems, such as that bituminous pavement is easy burning at high temperature and produces thick smoke in combustion and heat, asphalt flame-retardant agent and pitch have good compatibility, it can be uniformly dispersed in asphalt, not only increase the anti-flammability of pitch, and do not influence the performance of pitch script, reduce carbon dioxide, the discharge of nitrogen oxide and volatilizable organic matter, quality is stablized, meet highway, the requirement to pitch such as tunnel.
Description
Technical field
The present invention relates to flame-retardant pitch technical field, specifically a kind of preparation method of warm mix environmentally-friendly asphalt fire retardant
And its application.
Background technique
In recent decades, it being constantly progressive as China is scientific and technical, highway development at full speed, based on pitch
Construction raw material, especially as applying in continuous development for ground surface material.Bituminous pavement is a kind of semi-rigid road
Face has the characteristics that damping is comfortable, is easy to maintain, is the preferred road surface form of current vcehicular tunnel.Pitch is with resin and rubber
For matrix, so that pitch itself has certain inflammability, especially pitch is easy to be ignited in the case of a high temperature, and burns
When can be with a large amount of dense smoke and heat, risk is very big.When traffic accident occurs often with fire, bituminous pavement also can
On fire simultaneously or generation dense smoke, is not only virtually increasing the difficulty of rescue and relief work and personnel escape, but also increase public affairs
The maintenance cost in road tunnel.It therefore, is necessary, the addition of asphalt flame-retardant agent using asphalt flame-retardant agent and asphalt warm-mix agent
Can highway have a car accident cause fire when, prevent bituminous pavement from burning；The addition of asphalt warm-mix agent can prevent from constructing
Asphalt temperature is excessively high in journey, caused by harm of the smog to construction personnel.
The prior art generally using in asphalt addition polymer material can be prevented to ignite or inhibit flame propagation
Fire retardant, with realize slow down or terminates burn achieve the purpose that it is fire-retardant.But current fire retardant is usually aluminium hydroxide, hydrogen-oxygen
Change magnesium or organic polymer, the organic components in fire retardant can generate pernicious gas, pollution by decomposed in the high temperature process
Environment is unfavorable for environmental protection, and the inorganic component in fire retardant can generate isolation in the high temperature process, can not only reduce fire retardant
Flame retardant effect can make bituminous pavement be damaged, and increase the maintenance expense on road surface.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the existing defects, provide one kind can use as warm-mixing agent but also
It is used as fire retardant, is at low cost, the simple warm mix environmentally-friendly asphalt fire retardant of environmentally friendly and preparation process.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
A kind of warm mix environmentally-friendly asphalt fire retardant, the component including following weight ratio: organic fire-retardant, the 75%- of 0-15%
90% zeolite molecular sieve, the foam stabiliser of 0-3%, the emulsifier of 0-3% and 0-5% antioxidant.
Further, the zeolite molecular sieve is 3A, 4A or 13X zeolite molecular sieve.
Further, the crystal water content of the zeolite molecular sieve is not less than 10%, and being averaged for the zeolite molecular sieve is straight
Diameter is less than 400um.
Further, the organic fire-retardant is phosphorus flame retardant, nitrogenated flame retardant or phosphor nitrogen combustion inhibitor.
Further, the foam stabiliser is sodium sulphate or zinc stearate.
Further, the antioxidant is at least one of antioxidant 1010, antioxidant 1076, antioxidant 164.
Further, a kind of method preparing warm mix environmentally-friendly asphalt fire retardant, comprising: by weight by organic fire-resisting
Agent, zeolite molecular sieve, foam stabiliser, emulsifier and antioxidant are thrown in batch mixer, high-speed stirred 15min-30min, into
Row is uniformly mixed.
Further, the application of a kind of warm mix environmentally-friendly asphalt fire retardant, is used to prepare antiflaming asphalt mixture, packet
It includes: the asphalt flame-retardant agent of 5%-15% pitch weight being added into pitch, obtains the antiflaming asphalt mixture.
Further, the antiflaming asphalt mixture further includes building stones and miberal powder, building stones and pitch respectively 140 DEG C-
It being preheated at 160 DEG C, asphalt flame-retardant agent is added step-wise in the asphalt tank containing pitch under bitumenpump stirring action, it
The pitch, building stones and miberal powder that mix are added in mixture blender afterwards, stirring 30-40min is uniformly mixed.
Further, the antiflaming asphalt mixture further includes building stones and miberal powder, building stones and pitch at 140 DEG C -160 DEG C
Under heated, asphalt flame-retardant agent and heating after building stones, pitch simultaneously be added in the mixture blender containing miberal powder,
30-40min is stirred to be uniformly mixed.
Beneficial effects of the present invention:
(1) solve the problems, such as that bituminous pavement is easy burning at high temperature and produces thick smoke in combustion and heat；
(2) asphalt flame-retardant agent and pitch have good compatibility, can be uniformly dispersed in asphalt, not only
The anti-flammability of pitch is improved, and does not influence the performance of pitch script；
(3) it is contributed for environmental protection, reduces the discharge of carbon dioxide, nitrogen oxide and volatilizable organic matter；
(4) preparation process is simple, at low cost, warm-mixing agent, good flame retardation effect, and quality is stablized, and meets highway, tunnel etc. to drip
Green requirement；
(5) shorten the traffic open hour by having spread the rapid cooling of mixture, save and optimize resource；
(6) foam stabiliser, which prevents vapor from overflowing, becomes free water, reduces the harm to pitch, extends asphalt road
The service life in face.
Specific embodiment
It is that preferred embodiment of the present invention will be described below, it should be understood that preferred embodiment described herein is only
For instruction and explanation of the present invention, it is not intended to limit the present invention.
A kind of warm mix environmentally-friendly asphalt fire retardant, the component including following weight ratio: organic fire-retardant, the 75%- of 0-15%
90% zeolite molecular sieve, the foam stabiliser of 0-3%, the emulsifier of 0-3% and 0-5% antioxidant, the zeolite point
Son sieve is 3A, 4A or 13X zeolite molecular sieve, and the crystal water content of the zeolite molecular sieve is not less than 10%, the zeolite molecules
The average diameter of sieve be less than 400um, the organic fire-retardant be phosphorus flame retardant, nitrogenated flame retardant or phosphor nitrogen combustion inhibitor, it is described
Foam stabiliser is sodium sulphate or zinc stearate, and the antioxidant is antioxidant 1010, in antioxidant 1076, antioxidant 164
It is at least one.
A kind of method preparing warm mix environmentally-friendly asphalt fire retardant, comprising: divide by weight by organic fire-retardant, zeolite
Sub- sieve, foam stabiliser, emulsifier and antioxidant are thrown in batch mixer, high-speed stirred 15min-30min, mix
It is even.
A kind of application of warm mix environmentally-friendly asphalt fire retardant, is used to prepare antiflaming asphalt mixture, comprising: into pitch
The asphalt flame-retardant agent of 5%-15% pitch weight is added, obtains the antiflaming asphalt mixture, the antiflaming asphalt mixture is also
Including building stones and miberal powder, building stones and pitch are preheated at 140 DEG C -160 DEG C respectively, asphalt flame-retardant agent is stirred in bitumenpump
It is added step-wise in the asphalt tank containing pitch under the effect of mixing, the pitch, building stones and miberal powder that mix is added to mixing later
Expect in blender, stirring 30-40min is uniformly mixed.
A kind of application of warm mix environmentally-friendly asphalt fire retardant, is used to prepare antiflaming asphalt mixture, comprising: into pitch
The asphalt flame-retardant agent of 5%-15% pitch weight is added, obtains the antiflaming asphalt mixture, the antiflaming asphalt mixture is also
Including building stones and miberal powder, building stones and pitch are heated at 140 DEG C -160 DEG C, the stone after asphalt flame-retardant agent and heating
Material, pitch are added in the mixture blender containing miberal powder simultaneously, and stirring 30-40min is uniformly mixed.
Embodiment 1:
In batch mixer, by weight be added 15% ammonium polyphosphate, 77% zeolite molecular sieve, 2% foam stablize
Agent, 3% emulsifier and 3% antioxidant, high-speed stirred 15min carries out uniformly mixed, and asphalt flame-retardant agent can be obtained.
Embodiment 2:
In batch mixer, by weight be added 13% ammonium polyphosphate, 80% zeolite molecular sieve, 1% foam stablize
Agent, 2% emulsifier and 4% antioxidant, high-speed stirred 20min carries out uniformly mixed, and asphalt flame-retardant agent can be obtained.
Embodiment 3:
In batch mixer, by weight be added 5% ammonium polyphosphate, 85% zeolite molecular sieve, 3% foam stablize
Agent, 2% emulsifier and 5% antioxidant, high-speed stirred 25min carries out uniformly mixed, and asphalt flame-retardant agent can be obtained.
Embodiment 4:
In batch mixer, by weight be added 7% ammonium polyphosphate, 88% zeolite molecular sieve, 2% foam stablize
Agent, 1% emulsifier and 2% antioxidant, high-speed stirred 25min carries out uniformly mixed, and asphalt flame-retardant agent can be obtained.
Embodiment 5:
In batch mixer, by weight be added 6% ammonium polyphosphate, 90% zeolite molecular sieve, 1% foam stablize
Agent, 2% emulsifier and 1% antioxidant, high-speed stirred 30min carries out uniformly mixed, and asphalt flame-retardant agent can be obtained.
A kind of experimental principle of warm mix environmentally-friendly asphalt fire retardant of the present invention is:
The crystallization water is precipitated to form stable foam from zeolite molecular sieve, and countless ball effects is formed in pitch, thus
So that pitch still can be constructed at a lower temperature, when temperature drop to the boiling point of water hereinafter, moisture content can be reduced to the crystallization water or
Static Adsorption water is hidden in the porous structure of zeolite molecular sieve, this part water generates inert gas cover in pitch burning
Or the fire retardant layer of solid char is to play suppression cigarette, cooling and fire retardation.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although referring to aforementioned reality
Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features.It is all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of warm mix environmentally-friendly asphalt fire retardant, characterized in that the component including following weight ratio: the organic fire-resisting of 0-15%
Agent, the zeolite molecular sieve of 75%-90%, the foam stabiliser of 0-3%, the emulsifier of 0-3% and 0-5% antioxidant.
2. a kind of warm mix environmentally-friendly asphalt fire retardant according to claim 1, it is characterized in that: the zeolite molecular sieve be 3A,
4A or 13X zeolite molecular sieve.
3. a kind of warm mix environmentally-friendly asphalt fire retardant according to claim 1 or 2, it is characterized in that: the zeolite molecular sieve
Crystal water content is not less than 10%, and the average diameter of the zeolite molecular sieve is less than 400um.
4. a kind of warm mix environmentally-friendly asphalt fire retardant according to claim 1, it is characterized in that: the organic fire-retardant is phosphorus system
Fire retardant, nitrogenated flame retardant or phosphor nitrogen combustion inhibitor.
5. a kind of warm mix environmentally-friendly asphalt fire retardant according to claim 1, it is characterized in that: the foam stabiliser is sulfuric acid
Sodium or zinc stearate.
6. a kind of warm mix environmentally-friendly asphalt fire retardant according to claim 1, it is characterized in that: the antioxidant is antioxidant
1010, at least one of antioxidant 1076, antioxidant 164.
7. a kind of method for preparing warm mix environmentally-friendly asphalt fire retardant as claimed in any one of claims 1 to 6, it is characterized in that: by weight
Organic fire-retardant, zeolite molecular sieve, foam stabiliser, emulsifier and antioxidant are thrown in batch mixer by amount ratio, high-speed stirred
15min-30min is carried out uniformly mixed.
8. a kind of application of warm mix environmentally-friendly asphalt fire retardant, is used to prepare antiflaming asphalt mixture, it is characterized in that: adding into pitch
The asphalt flame-retardant agent for entering 5%-15% pitch weight, obtains the antiflaming asphalt mixture, and the asphalt flame-retardant agent is wanted for right
Ask the described in any item asphalt flame-retardant agent of 1-7.
9. the application of a kind of warm mix environmentally-friendly asphalt fire retardant according to claim 8, it is characterized in that: the flame-retardant pitch is mixed
Closing material further includes building stones and miberal powder, building stones and pitch is preheated at 140 DEG C -160 DEG C respectively, asphalt flame-retardant agent is dripping
It is added step-wise in the asphalt tank containing pitch under blueness pump stirring action, the pitch, building stones and miberal powder mixed is added later
Into mixture blender, stirring 30-40min is uniformly mixed.
10. the application of a kind of warm mix environmentally-friendly asphalt fire retardant according to claim 8, it is characterized in that: the flame-retardant pitch
Mixture further includes building stones and miberal powder, building stones and pitch is heated at 140 DEG C -160 DEG C, asphalt flame-retardant agent and heating
Building stones, pitch afterwards is added in the mixture blender containing miberal powder simultaneously, and stirring 30-40min is uniformly mixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710679573.5A CN109385104A (en) | 2017-08-10 | 2017-08-10 | A kind of preparation method and applications of warm mix environmentally-friendly asphalt fire retardant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710679573.5A CN109385104A (en) | 2017-08-10 | 2017-08-10 | A kind of preparation method and applications of warm mix environmentally-friendly asphalt fire retardant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109385104A true CN109385104A (en) | 2019-02-26 |
Family
ID=65415026
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