CN111117499A - Elastomer modified asphalt waterproof coiled material and preparation method thereof - Google Patents
Elastomer modified asphalt waterproof coiled material and preparation method thereof Download PDFInfo
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- CN111117499A CN111117499A CN201811288315.5A CN201811288315A CN111117499A CN 111117499 A CN111117499 A CN 111117499A CN 201811288315 A CN201811288315 A CN 201811288315A CN 111117499 A CN111117499 A CN 111117499A
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- modified asphalt
- elastomer modified
- elastomer
- styrene
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- 239000010426 asphalt Substances 0.000 title claims abstract description 104
- 239000000463 material Substances 0.000 title claims abstract description 54
- 229920001971 elastomer Polymers 0.000 title claims abstract description 41
- 239000000806 elastomer Substances 0.000 title claims abstract description 41
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 54
- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical compound C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 claims abstract description 38
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims abstract description 34
- 229920003048 styrene butadiene rubber Polymers 0.000 claims abstract description 34
- 239000011159 matrix material Substances 0.000 claims abstract description 22
- 229920002302 Nylon 6,6 Polymers 0.000 claims abstract description 21
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 21
- 229920000570 polyether Polymers 0.000 claims abstract description 21
- 229920005862 polyol Polymers 0.000 claims abstract description 21
- 150000003077 polyols Chemical class 0.000 claims abstract description 21
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 20
- XFZRQAZGUOTJCS-UHFFFAOYSA-N phosphoric acid;1,3,5-triazine-2,4,6-triamine Chemical compound OP(O)(O)=O.NC1=NC(N)=NC(N)=N1 XFZRQAZGUOTJCS-UHFFFAOYSA-N 0.000 claims abstract description 20
- RKISUIUJZGSLEV-UHFFFAOYSA-N n-[2-(octadecanoylamino)ethyl]octadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(=O)NCCNC(=O)CCCCCCCCCCCCCCCCC RKISUIUJZGSLEV-UHFFFAOYSA-N 0.000 claims abstract description 19
- QGWDKKHSDXWPET-UHFFFAOYSA-E pentabismuth;oxygen(2-);nonahydroxide;tetranitrate Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[O-2].[Bi+3].[Bi+3].[Bi+3].[Bi+3].[Bi+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O QGWDKKHSDXWPET-UHFFFAOYSA-E 0.000 claims abstract description 19
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 19
- 229920005989 resin Polymers 0.000 claims abstract description 19
- 239000011347 resin Substances 0.000 claims abstract description 19
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 17
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical class O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000004202 carbamide Substances 0.000 claims abstract description 17
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 claims abstract description 17
- ZQKXQUJXLSSJCH-UHFFFAOYSA-N melamine cyanurate Chemical compound NC1=NC(N)=NC(N)=N1.O=C1NC(=O)NC(=O)N1 ZQKXQUJXLSSJCH-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 17
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 17
- 239000000843 powder Substances 0.000 claims abstract description 17
- 238000002844 melting Methods 0.000 claims abstract description 6
- 230000008018 melting Effects 0.000 claims abstract description 6
- 239000003921 oil Substances 0.000 claims description 53
- 238000007654 immersion Methods 0.000 claims description 50
- 239000011248 coating agent Substances 0.000 claims description 40
- 238000000576 coating method Methods 0.000 claims description 40
- 239000010410 layer Substances 0.000 claims description 30
- 239000003795 chemical substances by application Substances 0.000 claims description 26
- LFTLOKWAGJYHHR-UHFFFAOYSA-N N-methylmorpholine N-oxide Chemical compound CN1(=O)CCOCC1 LFTLOKWAGJYHHR-UHFFFAOYSA-N 0.000 claims description 20
- 238000010438 heat treatment Methods 0.000 claims description 20
- 230000003712 anti-aging effect Effects 0.000 claims description 18
- 239000006229 carbon black Substances 0.000 claims description 18
- 239000004203 carnauba wax Substances 0.000 claims description 18
- 239000000839 emulsion Substances 0.000 claims description 18
- 229920002379 silicone rubber Polymers 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- 239000004945 silicone rubber Substances 0.000 claims description 12
- 239000012528 membrane Substances 0.000 claims description 11
- 238000004078 waterproofing Methods 0.000 claims description 11
- 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 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 10
- 239000003063 flame retardant Substances 0.000 claims description 10
- 239000003607 modifier Substances 0.000 claims description 10
- 238000010008 shearing Methods 0.000 claims description 10
- 229910052710 silicon Inorganic materials 0.000 claims description 10
- 239000010703 silicon Substances 0.000 claims description 10
- 239000004744 fabric Substances 0.000 claims description 8
- 229920000728 polyester Polymers 0.000 claims description 8
- 239000012790 adhesive layer Substances 0.000 claims description 6
- 238000002955 isolation Methods 0.000 claims description 6
- 229920000642 polymer Polymers 0.000 claims description 6
- 239000000377 silicon dioxide Substances 0.000 claims description 6
- 239000011247 coating layer Substances 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 238000004806 packaging method and process Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 4
- 239000006185 dispersion Substances 0.000 claims description 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 229960001482 bismuth subnitrate Drugs 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 239000000203 mixture Substances 0.000 abstract 1
- 239000004567 concrete Substances 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052797 bismuth Inorganic materials 0.000 description 2
- WMWLMWRWZQELOS-UHFFFAOYSA-N bismuth(III) oxide Inorganic materials O=[Bi]O[Bi]=O WMWLMWRWZQELOS-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 150000003505 terpenes Chemical class 0.000 description 2
- 235000007586 terpenes Nutrition 0.000 description 2
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000013112 stability test Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/205—Adhesives in the form of films or foils characterised by their carriers characterised by the backing impregnating composition
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch
-
- 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
- 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2400/00—Presence of inorganic and organic materials
- C09J2400/20—Presence of organic materials
- C09J2400/26—Presence of textile or fabric
- C09J2400/263—Presence of textile or fabric in the substrate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2409/00—Presence of diene rubber
- C09J2409/006—Presence of diene rubber in the substrate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2425/00—Presence of styrenic polymer
- C09J2425/006—Presence of styrenic polymer in the substrate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2467/00—Presence of polyester
- C09J2467/006—Presence of polyester in the substrate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2477/00—Presence of polyamide
- C09J2477/006—Presence of polyamide in the substrate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2491/00—Presence of oils, fats or waxes
- C09J2491/006—Presence of oils, fats or waxes in the substrate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2495/00—Presence of bitume
- C09J2495/006—Presence of bitume in the substrate
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides an elastomer modified asphalt waterproof coiled material which comprises a modified asphalt layer, wherein the modified asphalt layer comprises matrix asphalt, melamine phosphate, graphene oxide, polyhexamethylene adipamide, basic bismuth nitrate, styrene butadiene copolymer, styrene butadiene rubber, coumarone resin, melamine cyanurate, polyether polyol, ethylene bis stearamide, urea, diethanolamine, barium sulfate, polytetrafluoroethylene and modified bentonite powder; the shrinkage rate of polyhexamethylene adipamide is 0.3 percent, the melting temperature is 260 ℃, and the flexural modulus is 8730 MPa; the invention also provides a preparation method of the composition. The curing degree uniformity of the surface and the interior of the cured material of the modified asphalt layer of the elastomer modified asphalt waterproof coiled material is high, and the curing time is short when the curing conversion rate is 55%; the uniformity of the curing degree of the surface and the interior of the modified asphalt layer can reach 90.9-92.7%, and the curing time required when the curing conversion rate is 55% is 1.1-1.2 h.
Description
Technical Field
The invention belongs to the technical field of waterproof materials, relates to an elastomer modified asphalt waterproof coiled material, and particularly relates to an elastomer modified asphalt waterproof coiled material and a preparation method thereof.
Background
At present, the surface curing of common modified asphalt for waterproof coiled materials, namely modified asphalt, is too fast during curing, namely the surface curing speed is inconsistent with the internal curing speed, so that the curing of a modified asphalt layer is inconsistent, cracks can be caused to occur to the modified asphalt directly, the tensile strength of the prepared elastomer asphalt waterproof coiled material is not high, and the laying integrity is poor so that the leakage risk is high after construction; maintenance after construction is also difficult.
In view of the above situation, the inventor of the present invention has conducted long-term research and summary on the preparation method of the elastomer modified asphalt waterproof roll material in many years of practice, and preferably selects an elastomer modified asphalt waterproof roll material and a preparation method thereof.
Disclosure of Invention
The invention provides an elastomer modified asphalt waterproof coiled material and a preparation method thereof, which aim to realize the following purposes:
(1) the curing degree uniformity of the surface and the interior of the cured material of the modified asphalt layer of the elastomer modified asphalt waterproof coiled material is high, and the curing time is short when the curing conversion rate is 55%;
(2) the elastomer modified asphalt waterproof coiled material has excellent mechanical property and ageing resistance;
(3) the elastomer modified asphalt waterproof coiled material has strong adhesive force on the surfaces of various metals, concrete and plastics, and is not easy to fall off.
In order to solve the technical problems, the following technical scheme is adopted:
an elastomer modified asphalt waterproof coiled material is characterized in that,
elastomer modified asphalt waterproofing membrane, including modified asphalt layer, include: matrix asphalt, melamine phosphate, graphene oxide, polyhexamethylene adipamide and bismuth subnitrate.
As a preferred technical solution of the present invention, the modified asphalt layer further comprises: styrene butadiene copolymer, styrene butadiene rubber, coumarone resin, melamine cyanurate, polyether polyol, ethylene bis stearamide, N-methylmorpholine-N-oxide, tackifier, silicone rubber, MA-100 carbon black, urea, diethanolamine, barium sulfate, polytetrafluoroethylene, modified bentonite powder, activated carbon, palm wax emulsion, anti-aging agent and light silicon micropowder.
As a preferable technical scheme of the invention, the modified asphalt layer comprises the following components in parts by weight: 250-260 parts of matrix asphalt, 40-50 parts of styrene butadiene copolymer, 30-40 parts of styrene butadiene rubber, 20-30 parts of coumarone resin, 7-15 parts of melamine cyanurate, 8-20 parts of melamine phosphate, 3-8 parts of graphene oxide, 40-50 parts of polyhexamethylene adipamide, 15-30 parts of polyether polyol, 5-8 parts of ethylene bis stearamide, 5-10 parts of basic bismuth nitrate, 5-8 parts of N-methylmorpholine-N-oxide, 15-30 parts of tackifier, 15-30 parts of silicone rubber, 9-12 parts of MA-100 carbon black, 10-12 parts of urea, 5-11 parts of diethanolamine, 5-10 parts of barium sulfate, 1-5 parts of polytetrafluoroethylene, 5-10 parts of modified bentonite powder and 3-10 parts of activated carbon, 12-20 parts of palm wax emulsion, 5-10 parts of anti-aging agent and 15-20 parts of light silica micropowder.
As a preferable technical scheme of the invention, the modified asphalt layer comprises the following components in parts by weight: 254 parts of matrix asphalt, 45 parts of styrene-butadiene copolymer, 34 parts of styrene-butadiene rubber, 22 parts of coumarone resin, 8 parts of melamine cyanurate, 9 parts of melamine phosphate, 4 parts of graphene oxide, 42 parts of polyhexamethylene adipamide, 16 parts of polyether polyol, 6 parts of ethylene bis stearamide, 8 parts of basic bismuth nitrate, 6 parts of N-methylmorpholine-N-oxide, 19 parts of tackifier, 24 parts of silicone rubber, 11 parts of MA-100 carbon black, 11 parts of urea, 4 parts of diethanolamine, 8 parts of barium sulfate, 3 parts of polytetrafluoroethylene, 8 parts of modified bentonite powder, 7 parts of activated carbon, 15 parts of palm wax emulsion, 6 parts of anti-aging agent and 17 parts of light silicon micropowder.
As a preferable technical scheme of the invention, the matrix asphalt has the model number of 10, the softening point of 110-;
as a preferable technical scheme of the invention, the graphene oxide has the purity of 99.2 percent, the thickness of 0.50-0.80nm, the diameter of 0.65-1.5 mu m and 1-2 layers.
As a preferable technical scheme of the invention, the coumarone resin has the content of 92.65 percent, the CAS number of 9003-74-1, the softening point of 100-120 and the average molecular weight of 6300-6600;
in a preferred embodiment of the present invention, the melamine phosphate has an active ingredient content of 99.8%, a moisture content and volatile matter content of 0.5%, and a particle size of 4.0 to 6.5 μm.
As a preferable technical scheme of the invention, the polyhexamethylene adipamide has the shrinkage of 0.3 percent, the melting temperature of 260 ℃, the flexural modulus of 23 ℃ of 8730 MPa and the water absorption of 5.5 percent;
in a preferred technical scheme of the invention, the tackifier is an aqueous terpene tackifier, the effective substance is 55.2 percent, and the shear strength is 355-400 MPa.
As a preferable technical scheme of the invention, the polyether polyol has a hydroxyl value of 539-550mgKOH/g and an acid value of 0.13 mgKOH/g;
as a preferable technical scheme of the invention, the ethylene bis stearamide has the relative density of 0.983, the melting point of 143-145 ℃, the flash point of 285 ℃ and the CAS number of 2104-99-6.
As a preferred embodiment of the present invention, the MA-100 carbon black has a CAS number of 1333-86-4.
As a preferable embodiment of the present invention, the silicone rubber has a viscosity of 33000 mPas at 25 ℃, a hardness of 35, a tensile strength of 45 kgf/cm, an elongation of 610%, a tear strength of 28 kgf/cm, and a linear shrinkage of 0.25%.
As a preferred technical scheme of the invention, the bismuth subnitrate and Bi2O382.5 percent of the total content, 70.3 percent of Bi, 4.928 of relative density and 1304-85-4 of CAS number.
As a preferable technical scheme of the invention, the CAS number of the N-methylmorpholine-N-oxide is 7529-22-8;
as a preferable technical scheme of the invention, the solid content of the palm wax emulsion is 34.5%, the pH value is 6.0-8.0, and the average particle size is 0.35-0.45 um.
As a preferable technical scheme of the invention, the polyether polyol has a hydroxyl value of 539-550mgKOH/g and an acid value of 0.13 mgKOH/g.
A preparation method of elastomer modified asphalt waterproof coiled material is characterized in that,
the preparation method of the elastomer modified asphalt waterproof coiled material comprises the following steps:
a) weighing the components in parts by weight according to the embodiments;
b) heating coumarone resin and polyhexamethylene adipamide at 70-75 ℃, then adding graphene oxide, melamine cyanurate and melamine phosphate, continuing heating, and performing high-temperature dispersion for 24-26min to obtain a molten flame-retardant anti-dripping agent;
c) mixing styrene-butadiene copolymer, styrene-butadiene rubber, polyether polyol, ethylene bis stearamide, basic bismuth nitrate, N-methylmorpholine-N-oxide, silicon rubber, MA-100 carbon black, urea, diethanolamine, barium sulfate, modified bentonite powder, activated carbon, palm wax emulsion, an anti-aging agent and light silicon micropowder according to a formula proportion, stirring and heating to 45-51 ℃, wherein the stirring speed is 374 and 382rad/min, and reacting for 2-3.2h in a nitrogen environment to obtain a modifier;
d) adding a modifier into the matrix asphalt, heating to 162-174 ℃, adding the flame-retardant anti-dripping agent and the polytetrafluoroethylene, starting a shearing stirrer, and shearing at the rotating speed of 4850-5000rpm for 45-48min to uniformly disperse in the matrix asphalt;
e) keeping the temperature of the product obtained in the step d) between 158 and 160 ℃, reducing the rotating speed to 700 and 805rpm, adding a tackifier, and stirring for reacting for 45-47min to obtain the modified asphalt immersion oil material;
f) introducing modified asphalt immersion oil into an immersion oil tank, unfolding a polyester base fabric, putting the polyester base fabric into the immersion oil tank for immersion oil coating, controlling the total thickness of an immersion oil coating layer to be 1.0-1.20mm, cooling, standing at room temperature for 2-3 hours, then respectively coating a polymer self-adhesive layer and an isolation paper layer, prepressing, curling, packaging and warehousing.
As a preferable technical scheme of the invention, the thickness of the first oil immersion coating is 0.5-0.6mm, and the thickness of the second oil immersion coating is 0.5-0.6 mm;
the time interval between the first oil immersion coating and the second oil immersion coating is 10 min.
By adopting the technical scheme, compared with the prior art, the invention has the following advantages:
(1) the curing degree uniformity of the surface and the interior of the cured material of the modified asphalt layer of the elastomer modified asphalt waterproof coiled material is high, and the curing time is short when the curing conversion rate is 55%; the curing degree uniformity of the surface and the interior of the modified asphalt layer can reach 90.9-92.7%, and the curing time required when the curing conversion rate is 55% is 1.1-1.2 h;
(2) the elastomer modified asphalt waterproof coiled material has excellent mechanical property and ageing resistance; the folding times are 133-138 times, the tensile strength is 1302-1310N/50mm, the elongation at the maximum tension is 58.8-60.1%, and the anti-aging grade is 1 grade;
(3) the elastomer modified asphalt waterproof coiled material has strong adhesive force on the surfaces of various metals, concrete and plastics, and is not easy to fall off: the joint peeling strength with the aluminum material surface is 4.26-4.51N/mm, the joint peeling strength with the common concrete material surface is 4.81-5.15N/mm, the joint peeling strength with the reinforcing steel material surface is 4.05-4.26N/mm, and the joint peeling strength with the plastic material surface is 4.21-4.54N/mm.
Detailed Description
Example 1 elastomer-modified asphalt waterproof roll and preparation method thereof
The middle of the elastomer modified asphalt waterproof coiled material is polyester tire base cloth, and the upper part and the lower part of the elastomer modified asphalt waterproof coiled material are sequentially provided with a modified asphalt layer, a polymer self-adhesive layer and an isolation paper layer;
the modified asphalt layer comprises the following raw materials: matrix asphalt, styrene butadiene copolymer, styrene butadiene rubber, coumarone resin, melamine cyanurate, melamine phosphate, graphene oxide, polyhexamethylene adipamide, polyether polyol, ethylene bis stearamide, basic bismuth nitrate, N-methylmorpholine-N-oxide, a tackifier, silicone rubber, MA-100 carbon black, urea, diethanolamine, barium sulfate, polytetrafluoroethylene, modified bentonite powder, activated carbon, palm wax emulsion, an anti-aging agent and light silicon micropowder.
The modified asphalt layer comprises the following components in parts by weight: 250-260 parts of matrix asphalt, 40-50 parts of styrene butadiene copolymer, 30-40 parts of styrene butadiene rubber, 20-30 parts of coumarone resin, 7-15 parts of melamine cyanurate, 8-20 parts of melamine phosphate, 3-8 parts of graphene oxide, 40-50 parts of polyhexamethylene adipamide, 15-30 parts of polyether polyol, 5-8 parts of ethylene bis stearamide, 5-10 parts of basic bismuth nitrate, 5-8 parts of N-methylmorpholine-N-oxide, 15-30 parts of tackifier, 15-30 parts of silicone rubber, 9-12 parts of MA-100 carbon black, 10-12 parts of urea, 5-11 parts of diethanolamine, 5-10 parts of barium sulfate, 1-5 parts of polytetrafluoroethylene, 5-10 parts of modified bentonite powder and 3-10 parts of activated carbon, 12-20 parts of palm wax emulsion, 5-10 parts of anti-aging agent and 15-20 parts of light silica micropowder.
Specifically, in this embodiment, the modified asphalt layer includes, by weight: : 250 parts of matrix asphalt, 40 parts of styrene-butadiene copolymer, 40 parts of styrene-butadiene rubber, 20 parts of coumarone resin, 15 parts of melamine cyanurate, 8 parts of melamine phosphate, 8 parts of graphene oxide, 40 parts of polyhexamethylene adipamide, 30 parts of polyether polyol, 5 parts of ethylene bis stearamide, 10 parts of basic bismuth nitrate, 5 parts of N-methylmorpholine-N-oxide, 30 parts of tackifier, 15 parts of silicone rubber, 12 parts of MA-100 carbon black, 10 parts of urea, 11 parts of diethanolamine, 5 parts of barium sulfate, 5 parts of polytetrafluoroethylene, 5 parts of modified bentonite powder, 10 parts of activated carbon, 12 parts of palm wax emulsion, 10 parts of anti-aging agent and 15 parts of light silicon micropowder.
The matrix asphalt has the model number of 10, the softening point of 110-;
the graphene oxide has the purity of 99.2 percent, the thickness of 0.50-0.80nm, the diameter of 0.65-1.5 mu m and 1-2 layers;
the coumarone resin has the content of 92.65 percent, the CAS number of 9003-74-1, the softening point of 100-6600 and the average molecular weight of 6300-6600;
the melamine phosphate contains 99.8 percent of effective components, 0.5 percent of water and volatile matters and 4.0-6.5 mu m of granularity;
the polyhexamethylene adipamide has the shrinkage of 0.3 percent, the melting temperature of 260 ℃, the flexural modulus of 8730 MPa at 23 ℃ and the water absorption of 5.5 percent;
the tackifier is an aqueous terpene tackifier, the effective substance is 55.2 percent, and the shear strength is 355-400 MPa;
the polyether polyol has a hydroxyl value of 539-550mgKOH/g and an acid value of 0.13 mgKOH/g;
the ethylene bis stearamide has the relative density of 0.983, the melting point of 143-145 ℃, the flash point of 285 ℃ and the CAS number of 2104-99-6;
the MA-100 carbon black has a CAS number of 1333-86-4;
the viscosity of the silicon rubber at 25 ℃ is 33000 HAPPA.s, the hardness is 35, the tensile strength is 45 kgf/square centimeter, the elongation is 610%, the tear strength is 28 kgf/square centimeter, and the linear shrinkage rate is 0.25%;
the basic bismuth nitrate, Bi2O382.5 percent of the total content, 70.3 percent of Bi, 4.928 of relative density and 1304-85-4 of CAS number;
the CAS number of the N-methylmorpholine-N-oxide is 7529-22-8;
the solid content of the palm wax emulsion is 34.5 percent, the pH value is 6.0-8.0, and the average grain diameter is 0.35-0.45 um.
The invention discloses a preparation method of an elastomer modified asphalt waterproof coiled material, which comprises the following steps:
a) the components are weighed according to the parts by weight in the examples.
b) Heating coumarone resin and polyhexamethylene adipamide at 76 ℃, adding graphene oxide, melamine cyanurate and melamine phosphate, continuously heating, and dispersing at high temperature for 24min to obtain the flame-retardant anti-dripping agent in a molten state.
c) Mixing styrene-butadiene copolymer, styrene-butadiene rubber, polyether polyol, ethylene bis stearamide, basic bismuth nitrate, N-methylmorpholine-N-oxide, silicon rubber, MA-100 carbon black, urea, diethanolamine, barium sulfate, modified bentonite powder, activated carbon, palm wax emulsion, an anti-aging agent and light silica micropowder according to a formula proportion, stirring and heating to 50 ℃, wherein the stirring speed is 374rad/min, and reacting for 2.5-3h in a nitrogen environment to obtain the modifier.
d) Adding a modifier into the matrix asphalt, heating to 172 ℃, adding the flame-retardant anti-dripping agent and the polytetrafluoroethylene, starting a shearing stirrer, and shearing at the rotating speed of 4650-.
e) Keeping the temperature of the product obtained in the step d) between 145 and 155 ℃, reducing the rotating speed to 800rpm of 700 and 800, adding the tackifier, stirring and reacting for 30-45min, and obtaining the modified asphalt oil-soaked material.
f) Introducing a modified asphalt immersion oil material into an immersion oil tank, unfolding a polyester base fabric, and immersing in oil for coating, wherein the immersion oil coating comprises first immersion oil coating and second immersion oil coating, the thickness of the first immersion oil coating is 0.5-0.6mm, the thickness of the second immersion oil coating is 0.5-0.6mm, and the time interval between the first immersion oil coating and the second immersion oil coating is 10 min; controlling the total thickness of the oil-immersed coating layer, wherein the thickness of each of two sides is 1.0-1.20mm, cooling, placing at room temperature for 2-3 hours, then respectively coating a polymer self-adhesive layer and an isolation paper layer, prepressing, curling, packaging and warehousing.
Example 2 an elastomer-modified asphalt waterproofing membrane
The modified asphalt layer comprises the following components in parts by weight: 254 parts of matrix asphalt, 45 parts of styrene-butadiene copolymer, 34 parts of styrene-butadiene rubber, 22 parts of coumarone resin, 8 parts of melamine cyanurate, 9 parts of melamine phosphate, 4 parts of graphene oxide, 42 parts of polyhexamethylene adipamide, 16 parts of polyether polyol, 6 parts of ethylene bis stearamide, 8 parts of basic bismuth nitrate, 6 parts of N-methylmorpholine-N-oxide, 19 parts of tackifier, 24 parts of silicone rubber, 11 parts of MA-100 carbon black, 11 parts of urea, 4 parts of diethanolamine, 8 parts of barium sulfate, 3 parts of polytetrafluoroethylene, 8 parts of modified bentonite powder, 7 parts of activated carbon, 15 parts of palm wax emulsion, 6 parts of anti-aging agent and 17 parts of light silicon micropowder. The same procedure as in example 1 was repeated except that the amount of the component (B) was changed.
The preparation method of the elastomer modified asphalt waterproof roll material comprises the following steps:
a) the components are weighed according to the parts by weight in the examples.
b) Heating coumarone resin and polyhexamethylene adipamide at 75 ℃, then adding graphene oxide, melamine cyanurate and melamine phosphate, continuing heating, and performing high-temperature dispersion for 26min to obtain the flame-retardant anti-dripping agent in a molten state.
c) Mixing styrene-butadiene copolymer, styrene-butadiene rubber, polyether polyol, ethylene bis stearamide, basic bismuth nitrate, N-methylmorpholine-N-oxide, silicon rubber, MA-100 carbon black, urea, diethanolamine, barium sulfate, modified bentonite powder, activated carbon, palm wax emulsion, an anti-aging agent and light silica micropowder according to a formula proportion, stirring and heating to 51 ℃, wherein the stirring speed is 382rad/min, and reacting for 3.2h in a nitrogen environment to obtain the modifier.
d) Adding modifier into the matrix asphalt, heating to 174 deg.C, adding flame retardant antidrip agent and polytetrafluoroethylene, starting shearing mixer, and shearing at 4850rpm for 48min to uniformly disperse in the matrix asphalt.
e) Keeping the temperature of the product obtained in the step d) between 158 ℃, reducing the rotating speed to 805rpm, adding the tackifier, stirring and reacting for 47min to obtain the modified asphalt immersion oil material.
f) Introducing a modified asphalt immersion oil material into an immersion oil tank, unfolding a polyester base fabric, and immersing in oil for coating, wherein the immersion oil coating comprises first immersion oil coating and second immersion oil coating, the thickness of the first immersion oil coating is 0.5-0.6mm, the thickness of the second immersion oil coating is 0.5-0.6mm, and the time interval between the first immersion oil coating and the second immersion oil coating is 10 min; controlling the total thickness of the oil-immersed coating layer, wherein the thickness of each of two sides is 1.0-1.20mm, cooling, standing at room temperature for 3.2 hours, then respectively coating a polymer self-adhesive layer and an isolation paper layer on the upper and lower sides, prepressing, curling, packaging and warehousing.
Example 3 an elastomer-modified asphalt waterproofing membrane
The modified asphalt layer comprises the following components in parts by weight: 260 parts of matrix asphalt, 50 parts of styrene-butadiene copolymer, 30 parts of styrene-butadiene rubber, 30 parts of coumarone resin, 7 parts of melamine cyanurate, 20 parts of melamine phosphate, 3 parts of graphene oxide, 50 parts of polyhexamethylene adipamide, 15 parts of polyether polyol, 8 parts of ethylene bis stearamide, 5 parts of basic bismuth nitrate, 8 parts of N-methylmorpholine-N-oxide, 15 parts of tackifier, 30 parts of silicone rubber, 9 parts of MA-100 carbon black, 12 parts of urea, 5 parts of diethanolamine, 10 parts of barium sulfate, 1 part of polytetrafluoroethylene, 10 parts of modified bentonite powder, 3 parts of activated carbon, 20 parts of palm wax emulsion, 5 parts of anti-aging agent and 20 parts of light silicon micropowder. The same procedure as in example 1 was repeated except that the amount of the component (B) was changed.
The preparation method of the elastomer modified asphalt waterproof roll material comprises the following steps:
a) the components are weighed according to the parts by weight in the examples.
b) Heating coumarone resin and polyhexamethylene adipamide at 82 ℃, then adding graphene oxide, melamine cyanurate and melamine phosphate, continuing heating, and performing high-temperature dispersion for 34min to obtain the flame-retardant anti-dripping agent in a molten state.
c) Mixing styrene-butadiene copolymer, styrene-butadiene rubber, polyether polyol, ethylene bis stearamide, basic bismuth nitrate, N-methylmorpholine-N-oxide, silicon rubber, MA-100 carbon black, urea, diethanolamine, barium sulfate, modified bentonite powder, activated carbon, palm wax emulsion, an anti-aging agent and light silica micropowder according to a formula proportion, stirring and heating to 55 ℃, wherein the stirring speed is 400rad/min, and reacting for 2.5-3h in a nitrogen environment to obtain the modifier.
d) Adding modifier into the matrix asphalt, heating to 178 ℃, adding the flame-retardant anti-dripping agent and polytetrafluoroethylene, starting a shearing stirrer, and shearing at the rotating speed of 4650-.
e) Keeping the temperature of the product obtained in the step d) between 148 ℃, reducing the rotating speed to 750rpm, adding a tackifier, stirring and reacting for 37min to obtain the modified asphalt immersion oil material.
f) Introducing a modified asphalt immersion oil material into an immersion oil tank, unfolding a polyester base fabric, and immersing in oil for coating, wherein the immersion oil coating comprises first immersion oil coating and second immersion oil coating, the thickness of the first immersion oil coating is 0.5-0.6mm, the thickness of the second immersion oil coating is 0.5-0.6mm, and the time interval between the first immersion oil coating and the second immersion oil coating is 10 min; controlling the total thickness of the oil-immersed coating layer, wherein the thickness of each of two sides is 1.0-1.20mm, cooling, placing at room temperature for 2-3 hours, then respectively coating a polymer self-adhesive layer and an isolation paper layer, prepressing, curling, packaging and warehousing.
1. The modified asphalt layer obtained after the oil immersion coating in the step f) of the embodiments 1 to 3 is detected, and the detection result is as follows:
2. the detection results of the elastomer modified asphalt waterproof coiled material obtained in the embodiments 1 to 3 of the invention according to the detection method specified by the national standard are shown in the following table:
table 1: the result of the detection
Remarking: treatment adopted in the high temperature stability test: 80 ℃ and 168 h.
From the above table, it can be seen that:
(1) the cured material of the modified asphalt layer of the elastomer modified asphalt waterproof roll material in the embodiments 1 to 3 has high uniformity of curing degree on the surface and in the interior, and the curing time is short when the curing conversion rate is 55%; the curing degree uniformity of the surface and the interior of the modified asphalt layer can reach 90.9-92.7%, and the curing time required when the curing conversion rate is 55% is 1.1-1.2 h;
(2) the elastomer modified asphalt waterproof coiled material has excellent mechanical property and ageing resistance; the folding times are 133-138 times, the tensile strength is 1302-1310N/50mm, and the elongation at the maximum tensile force is 58.8-60.1%; the anti-aging grade is grade 1;
(3) the elastomer modified asphalt waterproof coiled material has strong adhesive force on the surfaces of various metals, concrete and plastics, and is not easy to fall off: the joint peeling strength with the aluminum material surface is 4.26-4.51N/mm, the joint peeling strength with the common concrete material surface is 4.81-5.15N/mm, the joint peeling strength with the reinforcing steel material surface is 4.05-4.26N/mm, and the joint peeling strength with the plastic material surface is 4.21-4.54N/mm.
All percentages used herein are weight percentages and all ratios described herein are mass ratios, unless otherwise indicated.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An elastomer modified asphalt waterproof coiled material is characterized in that,
elastomer modified asphalt waterproofing membrane, including modified asphalt layer, include: matrix asphalt, melamine phosphate, graphene oxide, polyhexamethylene adipamide and bismuth subnitrate.
2. The elastomer modified asphalt waterproofing membrane according to claim 1,
the modified asphalt layer further comprises: styrene butadiene copolymer, styrene butadiene rubber, coumarone resin, melamine cyanurate, polyether polyol, ethylene bis stearamide, N-methylmorpholine-N-oxide, tackifier, silicone rubber, MA-100 carbon black, urea, diethanolamine, barium sulfate, polytetrafluoroethylene, modified bentonite powder, activated carbon, palm wax emulsion, anti-aging agent and light silicon micropowder.
3. The elastomer modified asphalt waterproofing membrane according to claim 2,
the modified asphalt layer comprises the following components in parts by weight: 250-260 parts of matrix asphalt, 40-50 parts of styrene butadiene copolymer, 30-40 parts of styrene butadiene rubber, 20-30 parts of coumarone resin, 7-15 parts of melamine cyanurate, 8-20 parts of melamine phosphate, 3-8 parts of graphene oxide, 40-50 parts of polyhexamethylene adipamide, 15-30 parts of polyether polyol, 5-8 parts of ethylene bis stearamide, 5-10 parts of basic bismuth nitrate, 5-8 parts of N-methylmorpholine-N-oxide, 15-30 parts of tackifier, 15-30 parts of silicone rubber, 9-12 parts of MA-100 carbon black, 10-12 parts of urea, 5-11 parts of diethanolamine, 5-10 parts of barium sulfate, 1-5 parts of polytetrafluoroethylene, 5-10 parts of modified bentonite powder and 3-10 parts of activated carbon, 12-20 parts of palm wax emulsion, 5-10 parts of anti-aging agent and 15-20 parts of light silica micropowder.
4. The elastomer modified asphalt waterproofing membrane according to claim 2,
the modified asphalt layer comprises the following components in parts by weight: 254 parts of matrix asphalt, 45 parts of styrene-butadiene copolymer, 34 parts of styrene-butadiene rubber, 22 parts of coumarone resin, 8 parts of melamine cyanurate, 9 parts of melamine phosphate, 4 parts of graphene oxide, 42 parts of polyhexamethylene adipamide, 16 parts of polyether polyol, 6 parts of ethylene bis stearamide, 8 parts of basic bismuth nitrate, 6 parts of N-methylmorpholine-N-oxide, 19 parts of tackifier, 24 parts of silicone rubber, 11 parts of MA-100 carbon black, 11 parts of urea, 4 parts of diethanolamine, 8 parts of barium sulfate, 3 parts of polytetrafluoroethylene, 8 parts of modified bentonite powder, 7 parts of activated carbon, 15 parts of palm wax emulsion, 6 parts of anti-aging agent and 17 parts of light silicon micropowder.
5. The elastomer modified asphalt waterproofing membrane according to claim 1,
the melamine phosphate contains 99.8% of effective components, 0.5% of water and volatile matters and 4.0-6.5 μm of granularity.
6. The elastomer modified asphalt waterproofing membrane according to claim 1,
the polyhexamethylene adipamide has the shrinkage of 0.3 percent, the melting temperature of 260 ℃, the flexural modulus of 8730 MPa at 23 ℃ and the water absorption of 5.5 percent.
7. The elastomer modified asphalt waterproofing membrane according to claim 1,
the graphene oxide has the purity of 99.2 percent, the thickness of 0.50-0.80nm, the diameter of 0.65-1.5 mu m and 1-2 layers.
8. The elastomer modified asphalt waterproofing membrane according to claim 1,
the polyether polyol has a hydroxyl value of 539-550mgKOH/g and an acid value of 0.13 mgKOH/g.
9. A preparation method of elastomer modified asphalt waterproof coiled material is characterized in that,
the preparation method of the elastomer modified asphalt waterproof coiled material comprises the following steps:
a) weighing the components in parts by weight according to the embodiments;
b) heating coumarone resin and polyhexamethylene adipamide at 70-75 ℃, then adding graphene oxide, melamine cyanurate and melamine phosphate, continuing heating, and performing high-temperature dispersion for 24-26min to obtain a molten flame-retardant anti-dripping agent;
c) mixing styrene-butadiene copolymer, styrene-butadiene rubber, polyether polyol, ethylene bis stearamide, basic bismuth nitrate, N-methylmorpholine-N-oxide, silicon rubber, MA-100 carbon black, urea, diethanolamine, barium sulfate, modified bentonite powder, activated carbon, palm wax emulsion, an anti-aging agent and light silicon micropowder according to a formula proportion, stirring and heating to 45-51 ℃, wherein the stirring speed is 374 and 382rad/min, and reacting for 2-3.2h in a nitrogen environment to obtain a modifier;
d) adding a modifier into the matrix asphalt, heating to 162-174 ℃, adding the flame-retardant anti-dripping agent and the polytetrafluoroethylene, starting a shearing stirrer, and shearing at the rotating speed of 4850-5000rpm for 45-48min to uniformly disperse in the matrix asphalt;
e) keeping the temperature of the product obtained in the step d) between 158 and 160 ℃, reducing the rotating speed to 700 and 805rpm, adding a tackifier, and stirring for reacting for 45-47min to obtain the modified asphalt immersion oil material;
f) introducing modified asphalt immersion oil into an immersion oil tank, unfolding a polyester base fabric, putting the polyester base fabric into the immersion oil tank for immersion oil coating, controlling the total thickness of an immersion oil coating layer to be 1.0-1.20mm, cooling, standing at room temperature for 2-3 hours, then respectively coating a polymer self-adhesive layer and an isolation paper layer, prepressing, curling, packaging and warehousing.
10. The method for preparing the elastomer modified asphalt waterproof coiled material according to claim 9,
the thickness of the first oil immersion coating is 0.5-0.6mm, and the thickness of the second oil immersion coating is 0.5-0.6 mm;
the time interval between the first oil immersion coating and the second oil immersion coating is 10 min.
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