CN115584642A - Low-energy-consumption processing technology of environment-friendly asphalt waterproof coiled material - Google Patents
Low-energy-consumption processing technology of environment-friendly asphalt waterproof coiled material Download PDFInfo
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- CN115584642A CN115584642A CN202211201422.6A CN202211201422A CN115584642A CN 115584642 A CN115584642 A CN 115584642A CN 202211201422 A CN202211201422 A CN 202211201422A CN 115584642 A CN115584642 A CN 115584642A
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- 239000000463 material Substances 0.000 title claims abstract description 74
- 239000010426 asphalt Substances 0.000 title claims abstract description 68
- 238000005516 engineering process Methods 0.000 title claims abstract description 26
- 238000005265 energy consumption Methods 0.000 title claims abstract description 23
- 229920001971 elastomer Polymers 0.000 claims abstract description 36
- 239000000843 powder Substances 0.000 claims abstract description 36
- 239000011248 coating agent Substances 0.000 claims abstract description 33
- 238000000576 coating method Methods 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- IRIAEXORFWYRCZ-UHFFFAOYSA-N Butylbenzyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCC1=CC=CC=C1 IRIAEXORFWYRCZ-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000853 adhesive Substances 0.000 claims abstract description 13
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000003756 stirring Methods 0.000 claims abstract description 12
- 238000001816 cooling Methods 0.000 claims abstract description 11
- 239000002199 base oil Substances 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 10
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 10
- 229920000728 polyester Polymers 0.000 claims abstract description 10
- 229920000468 styrene butadiene styrene block copolymer Polymers 0.000 claims abstract description 10
- 238000002955 isolation Methods 0.000 claims abstract description 9
- 239000012629 purifying agent Substances 0.000 claims abstract description 8
- 239000004902 Softening Agent Substances 0.000 claims abstract description 7
- 239000003921 oil Substances 0.000 claims abstract description 7
- 239000007888 film coating Substances 0.000 claims abstract description 5
- 238000009501 film coating Methods 0.000 claims abstract description 5
- 239000000243 solution Substances 0.000 claims description 24
- 238000001035 drying Methods 0.000 claims description 21
- 239000012528 membrane Substances 0.000 claims description 21
- 229920000642 polymer Polymers 0.000 claims description 17
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
- 239000002270 dispersing agent Substances 0.000 claims description 12
- 239000004014 plasticizer Substances 0.000 claims description 12
- 239000004094 surface-active agent Substances 0.000 claims description 12
- 239000013538 functional additive Substances 0.000 claims description 11
- 239000003292 glue Substances 0.000 claims description 11
- 239000002699 waste material Substances 0.000 claims description 10
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 9
- 238000002360 preparation method Methods 0.000 claims description 9
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 8
- 239000002131 composite material Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 8
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- -1 fatty acid ester Chemical class 0.000 claims description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 6
- 150000002148 esters Chemical class 0.000 claims description 6
- 239000003208 petroleum Substances 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 4
- 150000001408 amides Chemical class 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 239000002585 base Substances 0.000 claims description 4
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims description 4
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 229920000098 polyolefin Polymers 0.000 claims description 4
- 238000002791 soaking Methods 0.000 claims description 4
- 239000002904 solvent Substances 0.000 claims description 4
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims description 4
- 239000004215 Carbon black (E152) Substances 0.000 claims description 3
- 239000004593 Epoxy Substances 0.000 claims description 3
- 239000006004 Quartz sand Substances 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 125000001931 aliphatic group Chemical group 0.000 claims description 3
- 150000008052 alkyl sulfonates Chemical class 0.000 claims description 3
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 3
- 238000013329 compounding Methods 0.000 claims description 3
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 3
- 239000000194 fatty acid Substances 0.000 claims description 3
- 229930195729 fatty acid Natural products 0.000 claims description 3
- 229930195733 hydrocarbon Natural products 0.000 claims description 3
- 150000002430 hydrocarbons Chemical class 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 239000012188 paraffin wax Substances 0.000 claims description 3
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 claims description 3
- 229920005862 polyol Polymers 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 238000010345 tape casting Methods 0.000 claims description 3
- 239000004408 titanium dioxide Substances 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 2
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 239000012459 cleaning agent Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- QQGISFDJEJMKIL-JAIQZWGSSA-N (5z)-5-[[3-(hydroxymethyl)thiophen-2-yl]methylidene]-10-methoxy-2,2,4-trimethyl-1h-chromeno[3,4-f]quinolin-9-ol Chemical compound C1=CC=2NC(C)(C)C=C(C)C=2C2=C1C=1C(OC)=C(O)C=CC=1O\C2=C/C=1SC=CC=1CO QQGISFDJEJMKIL-JAIQZWGSSA-N 0.000 description 1
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 125000005498 phthalate group Chemical group 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N5/00—Roofing materials comprising a fibrous web coated with bitumen or another polymer, e.g. pitch
- D06N5/003—Roofing materials comprising a fibrous web coated with bitumen or another polymer, e.g. pitch coated with bitumen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D195/00—Coating compositions based on bituminous materials, e.g. asphalt, tar, pitch
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Textile Engineering (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides a processing technology of an environment-friendly asphalt waterproof coiled material with low energy consumption, which comprises the following steps: preparing materials; fully stirring asphalt, styrene-butadiene-styrene triblock copolymer, rubber powder, base oil, a smell purifying agent, nano talcum powder, polyester non-woven fabric, butyl benzyl phthalate, a softening agent and the like, and forming a modified self-adhesive asphalt coating at high temperature; and (3) coating oil once, namely uniformly coating the modified self-adhesive asphalt coating on the tire body, forming a base material layer after cooling and forming, and covering an isolation film on the base material layer by using a film coating device to form an isolation layer. The processing technology of the environment-friendly asphalt waterproof coiled material with low energy consumption has the advantages that the processing technology is simple in process flow, the structure of the waterproof coiled material is more compact and tight through multiple oil coating and cooling forming, the phenomenon of water leakage and water seepage of the coiled material is effectively prevented, meanwhile, the processing technology is good in waterproof effect and low in energy consumption, and the environment-friendly asphalt waterproof coiled material can be used in a large range.
Description
Technical Field
The invention relates to the technical field of waterproof coiled materials, and particularly discloses a processing technology of an environment-friendly asphalt waterproof coiled material with low energy consumption.
Background
The waterproof coiled material is a flexible coiled building material product which is mainly used for building walls, roofs, tunnels, roads, refuse landfills and the like, can resist external rainwater and underground water leakage, is used as a leakage-free connection between an engineering foundation and a building, is a waterproof first barrier of the whole engineering, plays a vital role in the whole engineering, and mainly comprises an asphalt waterproof coiled material and a high-polymer waterproof coiled material.
The traditional waterproof coiled material has complex processing process, the phenomenon of water leakage and water seepage is easy to occur when the coiled material is used for a long time, the waterproof effect is not good, and the energy consumption is high.
Disclosure of Invention
In view of the above-mentioned defects or shortcomings in the prior art, the present application aims to provide a low-energy-consumption environment-friendly asphalt waterproof coiled material processing technology, which comprises the following steps:
step one, batching; fully stirring asphalt, styrene-butadiene-styrene triblock copolymer, rubber powder, base oil, a smell purifying agent, nano talcum powder, polyester non-woven fabric, butyl benzyl phthalate, a softening agent and the like, and forming a modified self-adhesive asphalt coating at high temperature;
step two, primary oil coating, namely uniformly coating the modified self-adhesive asphalt coating on the tire body, cooling and forming to form a base material layer, and covering an isolation film on the base material layer by using a film covering device to form an isolation layer;
step three, secondary oiling, namely uniformly coating the modified self-adhesive asphalt coating on the tire body again through a casting roller, cooling and forming to form the composite material layer, and bonding and compounding the tire body and the composite material layer through cold press forming equipment to form a reinforcing layer;
and step four, performing film coating or sanding on the reinforcing layer, drying, rolling and packaging.
Preferably, the environment-friendly asphalt waterproof coiled material is prepared from the following components in percentage by weight: 60-70% of asphalt, 8-12% of styrene-butadiene-styrene triblock copolymer, 1-3% of rubber powder, 2-6% of base oil, 1-3% of smell purifying agent, 3-15% of nano talcum powder, 7-12% of polyester non-woven fabric, 1-3% of butyl benzyl phthalate and 0.5-3.5% of softening agent.
Preferably, the preparation of the rubber powder comprises the following steps:
firstly, extracting and drying waste rubber powder by using dimethyl ketone, sequentially soaking for 40-120min by using a 3-12% sodium hydroxide solution and a 5-15% hydrogen chloride aqueous solution, drying, and finally extracting and drying the waste rubber powder again by using the dimethyl ketone to obtain rubber powder for later use;
and step two, dissolving the amide polymer in a solvent, wherein the concentration of the polymer is 3-14%, standing for 7-42h to form a polymer solution, adding the rubber powder prepared in the step one into the polymer solution, fully stirring, standing, and drying to obtain the coating rubber powder.
Preferably, the softener is a petroleum-based softener, and the main petroleum-based softener is a complex mixture composed of paraffin, naphthene, aromatic hydrocarbon, a small amount of asphalt substances, nitrogen-containing organic base and the like.
Preferably, the isolating membrane for the asphalt waterproof coiled material is prepared from the following components in percentage by weight: 60-85% of polyvinyl alcohol, 0.5-8% of functional additive, 0.5-2% of dispersant, 0.5-6% of surfactant, 1-6% of plasticizer and the balance of water.
Preferably, the functional additive is one or more of quartz sand, talcum powder and titanium dioxide.
Preferably, the preparation method of the isolating membrane for the asphalt waterproof coiled material comprises the following steps:
step one, glue preparation: mixing the components of the isolating membrane for the asphalt waterproof coiled material, namely polyvinyl alcohol, a functional additive, a dispersing agent, a surfactant, a plasticizer and the balance of water in a reaction kettle, adding water, stirring and heating to prepare a glue solution;
and step two, forming a membrane, namely preparing the glue solution obtained in the step one by adopting a solution tape casting method, and drying to obtain the isolating membrane for the asphalt waterproof coiled material.
Preferably, the dispersant is a surfactant having both lipophilic and hydrophilic properties in opposite directions within the molecule, and preferably, zinc stearate is selected for polyolefins, ABS, etc. in an amount of 0.3%.
Preferably, the heating time in the reaction kettle is 120-250min.
Preferably, the plasticizer is any one of phthalate, aliphatic dibasic acid ester, fatty acid ester, benzene polyacid ester, polyol ester, epoxy hydrocarbon and alkyl sulfonate.
Has the beneficial effects that: the processing technology of the low-energy-consumption environment-friendly asphalt waterproof coiled material is simple in process flow, the waterproof coiled material is more compact and tight in structure through multiple oil coating and cooling forming, the water leakage and water seepage phenomenon of the coiled material is effectively prevented, meanwhile, the processing technology is good in waterproof effect, low in energy consumption and capable of being used in a large range.
Detailed Description
The present application will be described in further detail with reference to examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention.
A processing technology of an environment-friendly asphalt waterproof coiled material with low energy consumption comprises the following steps:
step one, batching; fully stirring asphalt, styrene-butadiene-styrene triblock copolymer, rubber powder, base oil, a smell purifying agent, nano talcum powder, polyester non-woven fabric, butyl benzyl phthalate, a softening agent and the like, and forming a modified self-adhesive asphalt coating at high temperature;
step two, primary oil coating, namely uniformly coating the modified self-adhesive asphalt coating on the tire body, cooling and forming to form a base material layer, and covering an isolation film on the base material layer by using a film covering device to form an isolation layer;
step three, secondary oiling, namely uniformly coating the modified self-adhesive asphalt coating on the tire body again through a casting roller, cooling and forming to form the composite material layer, and bonding and compounding the tire body and the composite material layer through cold press forming equipment to form a reinforcing layer;
and step four, performing film coating or sanding on the reinforcing layer, drying, rolling and packaging.
The environment-friendly asphalt waterproof coiled material is prepared from the following components in percentage by weight: 60-70% of asphalt, 8-12% of styrene-butadiene-styrene triblock copolymer, 1-3% of rubber powder, 2-6% of base oil, 1-3% of smell purifying agent, 3-15% of nano talcum powder, 7-12% of polyester non-woven fabric, 1-3% of butyl benzyl phthalate and 0.5-3.5% of softening agent.
The preparation method of the rubber powder comprises the following steps:
firstly, extracting and drying waste rubber powder by adopting dimethyl ketone, sequentially soaking the waste rubber powder in 3-12% of sodium hydroxide solution and 5-15% of hydrogen chloride aqueous solution for 40-120min, drying, and finally extracting and drying the waste rubber powder again by using the dimethyl ketone to obtain rubber powder for later use;
and step two, dissolving the amide polymer in a solvent, wherein the concentration of the polymer is 3-14%, standing for 7-42h to form a polymer solution, adding the rubber powder prepared in the step one into the polymer solution, fully stirring, standing, and drying to obtain the coating rubber powder.
Wherein the softener is a petroleum softener, and the main petroleum softener is a complex mixture consisting of paraffin, cyclane, aromatic hydrocarbon, a small amount of asphaltic substances, nitrogen-containing organic alkali and the like.
The isolation membrane for the asphalt waterproof coiled material is prepared from the following components in percentage by weight: 60-85% of polyvinyl alcohol, 0.5-8% of functional additive, 0.5-2% of dispersing agent, 0.5-6% of surfactant, 1-6% of plasticizer and the balance of water.
Wherein, the functional additive is one or more of quartz sand, talcum powder and titanium dioxide.
The preparation method of the isolating membrane for the asphalt waterproof coiled material comprises the following steps:
step one, glue preparation: mixing the components of the isolating membrane for the asphalt waterproof coiled material, namely polyvinyl alcohol, a functional additive, a dispersing agent, a surfactant, a plasticizer and the balance of water in a reaction kettle, adding water, stirring and heating to prepare a glue solution;
and step two, forming a membrane, namely preparing the glue solution obtained in the step one by adopting a solution tape casting method, and drying to obtain the isolating membrane for the asphalt waterproof coiled material.
Wherein, the dispersant is a surfactant which has two opposite properties of lipophilicity and hydrophilcity in a molecule, preferably, zinc stearate is selected to be suitable for polyolefin, ABS and the like, and the dosage is 0.3%.
Wherein the heating time in the reaction kettle is 120-250min.
Wherein the plasticizer is one of phthalate, aliphatic dibasic acid ester, fatty acid ester, benzene polyacid ester, polyol ester, epoxy hydrocarbon and alkyl sulfonate.
The processing technology of the environment-friendly asphalt waterproof coiled material with low energy consumption has the advantages that the processing technology is simple in process flow, the structure of the waterproof coiled material is more compact and tight through multiple oil coating and cooling forming, the phenomenon of water leakage and water seepage of the coiled material is effectively prevented, meanwhile, the processing technology is good in waterproof effect and low in energy consumption, and the environment-friendly asphalt waterproof coiled material can be used in a large range.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
Example 1
When the asphalt waterproof coiled material is prepared, firstly, asphalt, styrene-butadiene-styrene triblock copolymer, rubber powder, base oil, a smell purifying agent, nano talcum powder, polyester non-woven fabric, butyl benzyl phthalate, a softening agent and the like are fully stirred, a modified self-adhesive asphalt coating formed at high temperature is uniformly coated on a matrix, a base material layer is formed after cooling forming, an isolating film is coated on the base material layer by a film coating device to form an isolating layer, the matrix is uniformly coated with the modified self-adhesive asphalt coating again by a casting roller and is cooled and formed to form a composite material layer, the matrix and the composite material layer are bonded and compounded by cold press forming equipment to form a reinforcing layer, and the reinforcing layer is coated with a film or sanded, dried, rolled and packaged.
Taking the prepared waterproof coiled material, checking the film forming thickness of the waterproof coiled material, pricking 5 points per 100 square meters by adopting a needle puncture method, measuring the height of the waterproof coiled material by using a ruler, and taking the average value of the height of the waterproof coiled material, wherein the film forming thickness is more than 3 millimeters;
the detection shows that the film forming thickness of the waterproof coiled material is 5 mm, and the requirement of the standard quality is met.
Example 2
The environment-friendly asphalt waterproof coiled material consists of the following components in percentage by weight: 68% of asphalt, 8% of styrene-butadiene-styrene triblock copolymer, 3% of rubber powder, 2% of base oil, 1% of smell cleaning agent, 3% of nano talcum powder, 12% of polyester non-woven fabric, 1% of butyl benzyl phthalate and 2% of softener.
The prepared waterproof coiled material is subjected to fracture elongation inspection, and is coated on a flat glass plate for multiple times in waterproof construction, the thickness of a formed film is 1.0-1.3 mm, the waterproof coiled material is placed for 6 days, then is soaked in 1% alkaline water for 9 days, and then is dried in a baking oven at 50 ℃ and 2 ℃ for 24 hours, a tensile experiment is carried out, and the elongation retention rate is required to reach 80%; if the standard is not met, the mixing proportion of the emulsion is insufficient in the construction process;
through detection, the extension retention rate of the waterproof roll reaches 86%.
Example 3
When the rubber powder is prepared, the waste rubber powder is extracted and dried by adopting dimethyl ketone, 3-12% of sodium hydroxide solution and 5-15% of hydrogen chloride aqueous solution are adopted for sequentially soaking for 60min, drying is carried out, finally, the waste rubber powder is extracted and dried again by adopting dimethyl ketone to obtain rubber powder for later use, an amide polymer is dissolved in a solvent, the concentration of the polymer is 6%, the mixture is placed for 8h to form polymer solution, the rubber powder prepared in the step one is added into the polymer solution, and the coating rubber powder is obtained by fully stirring, standing and drying.
Example 4
When the isolating membrane for the asphalt waterproof coiled material is prepared, the components of the isolating membrane for the asphalt waterproof coiled material, namely polyvinyl alcohol, a functional additive, a dispersing agent, a surfactant and a plasticizer, and the balance of water are mixed in a reaction kettle, water is added for stirring and heating to prepare a glue solution, the obtained glue solution is taken, a solution casting method is adopted for preparing the membrane, and the membrane is dried to obtain the isolating membrane for the asphalt waterproof coiled material, wherein the dispersing agent is a surfactant which has two opposite properties of lipophilicity and hydrophilicity in a molecule, preferably, zinc stearate is selected to be suitable for polyolefin, ABS and the like, the using amount is 0.3%, the heating time in the reaction kettle is 120min, and the plasticizer is phthalate.
Example 5
The environment-friendly asphalt waterproof coiled material consists of the following components in percentage by weight: 65% of asphalt, 7% of styrene-butadiene-styrene triblock copolymer, 3% of rubber powder, 2% of base oil, 2% of smell cleaning agent, 6% of nano talcum powder, 12% of polyester non-woven fabric, 2% of butyl benzyl phthalate and 1% of softener.
Taking the prepared waterproof coiled material, carrying out impermeability inspection, coating the coating on the cloth surface for 4-6 times, drying thoroughly to form a box with a bottom and a shape of a son, adding 1% alkaline water into the box, and ensuring that no leakage exists within 36 hours;
after detection, no leakage exists for 36 hours, and the product is qualified.
Example 6
The isolating membrane for the asphalt waterproof coiled material is prepared from the following components in percentage by weight: 85% of polyvinyl alcohol, 8% of functional additive, 2% of dispersant, 3% of surfactant, 2% of plasticizer and the balance of water.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (10)
1. A processing technology of an environment-friendly asphalt waterproof coiled material with low energy consumption is characterized in that: the processing technology comprises the following steps:
step one, batching; fully stirring asphalt, styrene-butadiene-styrene triblock copolymer, rubber powder, base oil, a smell purifying agent, nano talcum powder, polyester non-woven fabric, butyl benzyl phthalate, a softening agent and the like, and forming a modified self-adhesive asphalt coating at high temperature;
step two, primary oil coating, namely uniformly coating the modified self-adhesive asphalt coating on the tire body, cooling and forming to form a base material layer, and covering an isolation film on the base material layer by using a film covering device to form an isolation layer;
step three, secondary oiling, namely uniformly coating the modified self-adhesive asphalt coating on the tire body again through a casting roller, cooling and forming to form the composite material layer, and bonding and compounding the tire body and the composite material layer through cold press forming equipment to form a reinforcing layer;
and step four, performing film coating or sanding on the reinforcing layer, drying, rolling and packaging.
2. The processing technology of the low-energy-consumption environment-friendly asphalt waterproof coiled material as claimed in claim 1, is characterized in that: the environment-friendly asphalt waterproof coiled material is prepared from the following components in percentage by weight: 60-70% of asphalt, 8-12% of styrene-butadiene-styrene triblock copolymer, 1-3% of rubber powder, 2-6% of base oil, 1-3% of smell purifying agent, 3-15% of nano talcum powder, 7-12% of polyester non-woven fabric, 1-3% of butyl benzyl phthalate and 0.5-3.5% of softener.
3. The processing technology of the low-energy-consumption environment-friendly asphalt waterproof coiled material as claimed in claim 2, is characterized in that: the preparation of the rubber powder comprises the following steps:
firstly, extracting and drying waste rubber powder by adopting dimethyl ketone, sequentially soaking the waste rubber powder in 3-12% of sodium hydroxide solution and 5-15% of hydrogen chloride aqueous solution for 40-120min, drying, and finally extracting and drying the waste rubber powder again by using the dimethyl ketone to obtain rubber powder for later use;
and step two, dissolving the amide polymer in a solvent, wherein the concentration of the polymer is 3-14%, standing for 7-42h to form a polymer solution, adding the rubber powder prepared in the step one into the polymer solution, fully stirring, standing, and drying to obtain the coating rubber powder.
4. The processing technology of the low-energy-consumption environment-friendly asphalt waterproof coiled material as claimed in claim 1, is characterized in that: the softener is a petroleum softener, and the main petroleum softener is a complex mixture consisting of paraffin, cyclane, aromatic hydrocarbon, a small amount of asphaltic substances, nitrogen-containing organic alkali and the like.
5. The processing technology of the low-energy-consumption environment-friendly asphalt waterproof coiled material according to claim 1, characterized in that: the isolating membrane for the asphalt waterproof coiled material is prepared from the following components in percentage by weight: 60-85% of polyvinyl alcohol, 0.5-8% of functional additive, 0.5-2% of dispersant, 0.5-6% of surfactant, 1-6% of plasticizer and the balance of water.
6. The processing technology of the low-energy-consumption environment-friendly asphalt waterproof coiled material as claimed in claim 1, is characterized in that: the functional additive is one or more of quartz sand, talcum powder and titanium dioxide.
7. The processing technology of the low-energy-consumption environment-friendly asphalt waterproof coiled material as claimed in claim 1, is characterized in that: the preparation method of the isolating membrane for the asphalt waterproof coiled material comprises the following steps:
step one, glue preparation: mixing the components of the isolating membrane for the asphalt waterproof coiled material, namely polyvinyl alcohol, a functional additive, a dispersing agent, a surfactant, a plasticizer and the balance of water in a reaction kettle, adding water, stirring and heating to prepare a glue solution;
and step two, forming a membrane, namely preparing the glue solution obtained in the step one by adopting a solution tape casting method, and drying to obtain the isolating membrane for the asphalt waterproof coiled material.
8. The processing technology of the low-energy-consumption environment-friendly asphalt waterproof coiled material as claimed in claim 1, is characterized in that: the dispersing agent is a surfactant which has two opposite properties of lipophilicity and hydrophilcity in a molecule, preferably, zinc stearate is selected to be suitable for polyolefin, ABS and the like, and the dosage is 0.3%.
9. The processing technology of the low-energy-consumption environment-friendly asphalt waterproof coiled material as claimed in claim 7, is characterized in that: the heating time in the reaction kettle is 120-250min.
10. The processing technology of the low-energy-consumption environment-friendly asphalt waterproof coiled material according to claim 7, characterized in that: the plasticizer is any one of phthalate, aliphatic dibasic acid ester, fatty acid ester, benzene polyacid ester, polyol ester, epoxy hydrocarbon and alkyl sulfonate.
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| KR20000017713A (en) * | 1999-08-02 | 2000-04-06 | 문영호 | Asphalt sealant and joint composition |
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