CN114180907A - Anti-aging environment-friendly waterproof material and processing technology - Google Patents
Anti-aging environment-friendly waterproof material and processing technology Download PDFInfo
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- CN114180907A CN114180907A CN202111418197.7A CN202111418197A CN114180907A CN 114180907 A CN114180907 A CN 114180907A CN 202111418197 A CN202111418197 A CN 202111418197A CN 114180907 A CN114180907 A CN 114180907A
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- 239000000463 material Substances 0.000 title claims abstract description 48
- 230000003712 anti-aging effect Effects 0.000 title claims abstract description 29
- 238000005516 engineering process Methods 0.000 title claims abstract description 20
- 239000010426 asphalt Substances 0.000 claims abstract description 43
- 239000000839 emulsion Substances 0.000 claims abstract description 39
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 35
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 18
- 239000002270 dispersing agent Substances 0.000 claims abstract description 18
- 230000032683 aging Effects 0.000 claims abstract description 17
- 239000011256 inorganic filler Substances 0.000 claims abstract description 17
- 229910003475 inorganic filler Inorganic materials 0.000 claims abstract description 17
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 16
- 239000011398 Portland cement Substances 0.000 claims abstract description 15
- 239000000758 substrate Substances 0.000 claims abstract description 11
- NJVOHKFLBKQLIZ-UHFFFAOYSA-N (2-ethenylphenyl) prop-2-enoate Chemical compound C=CC(=O)OC1=CC=CC=C1C=C NJVOHKFLBKQLIZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000004078 waterproofing Methods 0.000 claims abstract description 8
- HDERJYVLTPVNRI-UHFFFAOYSA-N ethene;ethenyl acetate Chemical group C=C.CC(=O)OC=C HDERJYVLTPVNRI-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229920001038 ethylene copolymer Polymers 0.000 claims abstract description 7
- 239000002699 waste material Substances 0.000 claims description 29
- 239000000843 powder Substances 0.000 claims description 26
- 239000003963 antioxidant agent Substances 0.000 claims description 13
- 230000003078 antioxidant effect Effects 0.000 claims description 13
- 238000001035 drying Methods 0.000 claims description 12
- 239000010881 fly ash Substances 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- 239000002250 absorbent Substances 0.000 claims description 11
- 230000002745 absorbent Effects 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 9
- 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 description 8
- 238000010276 construction Methods 0.000 claims description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 6
- 238000000227 grinding Methods 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 238000010008 shearing Methods 0.000 claims description 6
- 239000012752 auxiliary agent Substances 0.000 claims description 4
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical group CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 claims description 3
- -1 2-hydroxy-4-n-octoxybenzophenone phenyl hydroxybenzoate Chemical compound 0.000 claims description 3
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical group OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims description 3
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 238000000498 ball milling Methods 0.000 claims description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 230000001804 emulsifying effect Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000002440 industrial waste Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000003921 oil Substances 0.000 claims description 3
- 229920000570 polyether Polymers 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 239000010453 quartz Substances 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 238000005491 wire drawing Methods 0.000 claims description 3
- 239000010456 wollastonite Substances 0.000 claims description 3
- 229910052882 wollastonite Inorganic materials 0.000 claims description 3
- 229960001484 edetic acid Drugs 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 claims 3
- 239000004568 cement Substances 0.000 abstract description 9
- 230000007547 defect Effects 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 9
- 239000006097 ultraviolet radiation absorber Substances 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000003109 Disodium ethylene diamine tetraacetate Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 235000019301 disodium ethylene diamine tetraacetate Nutrition 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- 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
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
-
- 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
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5025—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with ceramic materials
- C04B41/5037—Clay, Kaolin
-
- 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
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/60—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only artificial stone
- C04B41/61—Coating or impregnation
- C04B41/65—Coating or impregnation with inorganic materials
- C04B41/68—Silicic acid; Silicates
-
- 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
- C09D7/48—Stabilisers against degradation by oxygen, light or heat
-
- 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
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
-
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Inorganic Chemistry (AREA)
- Structural Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to the technical field of building waterproof materials, and particularly discloses an anti-aging environment-friendly waterproof material and a processing technology thereof, wherein a modified asphalt layer is arranged on the upper surface of a substrate layer; the base layer comprises 120 parts of Portland cement 100-40 parts, polymerization emulsion 20-40 parts, 260 parts of inorganic filler 200-260 parts, film-forming assistant 2-6 parts, dispersing agent 0.2-0.8 part, anti-aging agent 1-8 parts, waterproofing agent 2-16 parts and defoaming agent 0.5-1 part; the polymerization emulsion is styrene-acrylate emulsion and vinyl acetate-ethylene copolymer emulsion, and the two emulsions are mixed according to the mass ratio of 1: 0.8-1.2. The invention overcomes the defects of the prior art, optimizes the high temperature resistance and aging resistance of the cement waterproof material, and meets the waterproof requirements of different scenes.
Description
Technical Field
The invention relates to the technical field of building waterproof materials, and particularly belongs to an anti-aging environment-friendly waterproof material and a processing technology thereof.
Background
The traditional waterproof materials mainly comprise high molecular organic materials such as asphalt, waterproof coiled materials and the like, and compared with the service life of buildings, the traditional waterproof materials are relatively short in waterproof time, complex in construction process, high in requirement on constructors, and limited in application due to various reasons such as environmental pollution and the like. The cement-based inorganic waterproof material has the performances of high condensation speed, good compactness, high bonding strength and the like, thereby gaining the favor of people in all aspects and gaining an important position in rigid waterproof materials and plugging and water stopping materials.
However, the cement has not very good performances in the aspects of high temperature resistance, aging resistance and the like, so that the waterproof coiled material produced by the cement has many problems in application effect.
Disclosure of Invention
The invention aims to provide an anti-aging environment-friendly waterproof material and a processing technology, overcomes the defects of the prior art, optimizes the high temperature resistance and the aging resistance of a cement waterproof material, and meets the waterproof requirements of different scenes.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
an anti-aging environment-friendly waterproof material and a processing technology thereof, wherein the waterproof material comprises a substrate layer, and a modified asphalt layer is arranged on the upper surface of the substrate layer; the base layer comprises 120 parts of Portland cement 100-40 parts, polymerization emulsion 20-40 parts, 260 parts of inorganic filler 200-260 parts, film-forming assistant 2-6 parts, dispersing agent 0.2-0.8 part, anti-aging agent 1-8 parts, waterproofing agent 2-16 parts and defoaming agent 0.5-1 part;
the polymerization emulsion is styrene-acrylate emulsion and vinyl acetate-ethylene copolymer emulsion, and the two emulsions are mixed according to the mass ratio of 1: 0.8-1.2.
Further, the inorganic filler comprises two or more of heavy calcium carbonate, quartz powder, silicon carbide powder and wollastonite.
Further, the film forming auxiliary agent is ethylene glycol monobutyl ether, the dispersing agent is a polycarboxylic acid efficient dispersing agent, the anti-aging agent is an anti-aging agent MBZ, the waterproofing agent is organosilicon YN-W301, and the defoaming agent is a polyether defoaming agent.
The invention also provides a processing technology of the anti-aging environment-friendly waterproof material, which comprises the following specific steps:
s1: sequentially weighing portland cement, a polymerization emulsion, an inorganic filler, a film-forming aid, a dispersing agent, an anti-aging agent, a waterproof agent and a defoaming agent according to the weight parts;
s2: mixing the Portland cement and the inorganic filler, ball-milling for 2-3 hours, adding the polymerization emulsion and the dispersing agent, and stirring for 1-2 hours at the speed of 800-;
s3: continuously adding the film-forming assistant, the anti-aging agent, the waterproof agent and the defoaming agent into the reaction system of S2, and dispersing for 15-20 minutes at the speed of 1000-;
s4: uniformly coating the base layer material on a waterproof position, drying by hot air, continuously coating, and repeating for three times to obtain a base layer;
s5: and coating the modified asphalt layer on the surface of the substrate layer, and cooling and shaping to obtain the waterproof material.
Further, the modified asphalt layer is prepared from the following raw materials in parts by weight: 80-100 parts of asphalt, 10-30 parts of waste rubber powder, 5-15 parts of SBS, 10-16 parts of APP, 2-8 parts of ultraviolet absorbent, 3-10 parts of antioxidant, 10-15 parts of talcum powder and 8-14 parts of fly ash.
Further, the ultraviolet absorbent comprises 2-hydroxy-4-n-octoxybenzophenone phenyl hydroxybenzoate, and the mass ratio of the two is 2: 1.
Further, the antioxidant is ethylene diamine tetraacetic acid and aluminum oxide powder which are mixed by equal mass.
Further, the portland cement is prepared by firstly coarsely crushing the building waste into 20-50 meshes, then finely grinding the building waste into 140-200 meshes, and drying the building waste for later use; the fly ash is prepared by finely grinding industrial waste residue into 140-180 meshes, and drying for later use; the waste rubber powder is prepared by sequentially carrying out wire drawing, coarse crushing and fine crushing on waste recycled tires, crushing the waste recycled tires into rubber powder of 20-50 meshes, and drying the rubber powder for later use.
Further, the preparation method of the modified asphalt layer comprises the following steps:
s1, baking the asphalt until the asphalt is melted, pouring the asphalt into an oil pan, heating the asphalt to 200 ℃, adding the waste rubber powder, and stirring the mixture at a low speed until the mixture is uniformly mixed;
s2, sequentially adding SBS, APP, ultraviolet absorbent, antioxidant, talcum powder and fly ash, and stirring at low speed until the mixture is uniformly mixed;
s3, shearing by adopting a high-speed shearing emulsifying machine for 50 min;
and S4, stirring at low speed for 0.5 hour to prepare the modified asphalt layer.
Compared with the prior art, the invention has the following implementation effects:
1. according to the invention, the cement base layer is optimized, so that the aging resistance and the high temperature resistance of the cement base layer are improved, and meanwhile, the modified asphalt layer is compounded on the cement base layer, so that the aging resistance is further enhanced, and the requirements of different use scenes are met.
2. According to the invention, the rubber powder modified asphalt is adopted, and the ultraviolet absorbent and the antioxidant are added, so that the absorption and heat dissipation of ultraviolet rays can be realized, the aging of the asphalt layer by the ultraviolet rays is prevented, and the waterproof material has excellent aging resistance.
3. The invention adopts the recycled cement, the fly ash and the waste rubber powder, realizes the recycling of wastes, is green and environment-friendly, and simultaneously reduces the cost.
Detailed Description
The present invention will be further described with reference to the following examples, but the present invention is not limited to these examples, and any modification is within the scope of the present invention without departing from the spirit of the present invention.
Example 1
The embodiment discloses an anti-aging environment-friendly waterproof material which comprises a substrate layer, wherein a modified asphalt layer is arranged on the upper surface of the substrate layer; the base layer comprises 100 parts of Portland cement, 20 parts of polymerized emulsion, 200 parts of inorganic filler, 2 parts of film-forming additive, 0.2 part of dispersant, 1 part of anti-aging agent, 2 parts of waterproofing agent and 0.5 part of defoaming agent; wherein the polymerization emulsion is styrene-acrylate emulsion and vinyl acetate-ethylene copolymer emulsion, and the two emulsions are mixed according to the mass ratio of 1: 0.8 is compounded to obtain.
The inorganic filler comprises two or more of heavy calcium carbonate, quartz powder, silicon carbide powder and wollastonite; the film-forming auxiliary agent is ethylene glycol monobutyl ether, the dispersing agent is a polycarboxylic acid high-efficiency dispersing agent, the anti-aging agent is an anti-aging agent MBZ, the waterproofing agent is organosilicon YN-W301, and the defoaming agent is a polyether defoaming agent.
The modified asphalt layer is prepared from the following raw materials in parts by weight: 80 parts of asphalt, 10 parts of waste rubber powder, 5 parts of SBS, 10 parts of APP, 2 parts of ultraviolet absorber, 3 parts of antioxidant, 10 parts of talcum powder and 8 parts of fly ash; the ultraviolet absorbent comprises 2-hydroxy-4-n-octoxybenzophenone phenyl hydroxybenzoate, and the mass ratio of the two is 2: 1; the antioxidant is disodium ethylene diamine tetraacetate and alumina powder which are mixed by equal mass.
The Portland cement is prepared by coarsely crushing the construction waste into 20-50 meshes, finely grinding the construction waste into 140-200 meshes, and drying the construction waste for later use; the fly ash is prepared by finely grinding industrial waste residue into 140-180 meshes and drying for later use; the waste rubber powder is prepared by sequentially carrying out wire drawing, coarse crushing and fine crushing on waste recycled tires, crushing the waste recycled tires into rubber powder of 20-50 meshes, and drying the rubber powder for later use.
The preparation method of the modified asphalt layer comprises the following steps:
s1, baking the asphalt until the asphalt is melted, pouring the asphalt into an oil pan, heating the asphalt to 200 ℃, adding the waste rubber powder, and stirring the mixture at a low speed until the mixture is uniformly mixed;
s2, sequentially adding SBS, APP, ultraviolet absorbent, antioxidant, talcum powder and fly ash, and stirring at low speed until the mixture is uniformly mixed;
s3, shearing by adopting a high-speed shearing emulsifying machine for 50 min;
and S4, stirring at low speed for 0.5 hour to prepare the modified asphalt layer.
The processing technology of the environment-friendly waterproof material capable of resisting aging adopted by the embodiment comprises the following specific steps:
s1: sequentially weighing portland cement, a polymerization emulsion, an inorganic filler, a film-forming aid, a dispersing agent, an anti-aging agent, a waterproof agent and a defoaming agent according to the weight parts;
s2: mixing the Portland cement and the inorganic filler, ball-milling for 2-3 hours, adding the polymerization emulsion and the dispersing agent, and stirring for 1-2 hours at the speed of 800-;
s3: continuously adding the film-forming assistant, the anti-aging agent, the waterproof agent and the defoaming agent into the reaction system of S2, and dispersing for 15-20 minutes at the speed of 1000-;
s4: uniformly coating the base layer material on a waterproof position, drying by hot air, continuously coating, and repeating for three times to obtain a base layer;
s5: and coating the modified asphalt layer on the surface of the substrate layer, and cooling and shaping to obtain the waterproof material.
Example 2
The components of the environment-friendly waterproof material and the processing technology thereof adopted by the embodiment are basically the same as those of the embodiment, except that: the base layer comprises 10 parts of Portland cement, 30 parts of polymerized emulsion, 230 parts of inorganic filler, 4 parts of film-forming additive, 0.5 part of dispersing agent, 4.5 parts of anti-aging agent, 9 parts of waterproofing agent and 0.75 part of defoaming agent.
Example 3
The components of the environment-friendly waterproof material adopted by the embodiment and the processing technology thereof are basically the same as the embodiment, and the differences are as follows: the base layer comprises 120 parts of Portland cement, 40 parts of polymerized emulsion, 260 parts of inorganic filler, 6 parts of film-forming auxiliary agent, 0.8 part of dispersing agent, 8 parts of anti-aging agent, 16 parts of waterproof agent and 1 part of defoaming agent.
Example 4
The components of the environment-friendly waterproof material adopted by the embodiment and the processing technology thereof are basically the same as the embodiment, and the differences are as follows: the mass ratio of the polymerization emulsion to the styrene-acrylate emulsion to the vinyl acetate-ethylene copolymer emulsion is 1:1.
Example 5
The components of the environment-friendly waterproof material adopted by the embodiment and the processing technology thereof are basically the same as the embodiment, and the differences are as follows: the mass ratio of the polymerization emulsion to the styrene-acrylate emulsion to the vinyl acetate-ethylene copolymer emulsion is 1: 1.2.
Example 6
The components of the environment-friendly waterproof material adopted by the embodiment and the processing technology thereof are basically the same as the embodiment, and the differences are as follows: the modified asphalt layer is prepared from the following raw materials in parts by weight: 90 parts of asphalt, 20 parts of waste rubber powder, 10 parts of SBS, 13 parts of APP, 5 parts of ultraviolet absorber, 6.5 parts of antioxidant, 12.5 parts of talcum powder and 11 parts of fly ash
Example 7
The components of the environment-friendly waterproof material adopted by the embodiment and the processing technology thereof are basically the same as the embodiment, and the differences are as follows: the modified asphalt layer is prepared from the following raw materials in parts by weight: 100 parts of asphalt, 30 parts of waste rubber powder, 15 parts of SBS, 16 parts of APP, 8 parts of ultraviolet absorber, 10 parts of antioxidant, 15 parts of talcum powder and 14 parts of fly ash.
Comparative example 1
The only differences between this comparative example and example 1 are: no polymerization emulsion was added.
Comparative example 2
The only differences between this comparative example and example 1 are: no anti-aging agent and inorganic filler are added.
Comparative example 3
The only differences between this comparative example and example 1 are: SBS and APP are not added into the modified asphalt.
Comparative example 4
The only differences between this comparative example and example 1 are: the modified asphalt is not added with an ultraviolet absorbent.
And (3) performance detection and comparison:
the waterproof materials obtained in examples 1 to 7 and comparative examples 1 to 4 were tested according to the standard of GB18242-2008, and the test results are shown in the following table:
from the results of the above table it can be seen that: the styrene-acrylate emulsion and the vinyl acetate-ethylene copolymer emulsion are compounded to form the elastic waterproof emulsion, and the styrene-acrylate emulsion has excellent water resistance, weather resistance and durability; meanwhile, inorganic filler and anti-aging agent are added into the substrate layer, and the waterproof material forms a compact high-strength complete coating after complete hydration reaction, so that the waterproof coating has excellent waterproof performance.
The asphalt raw material is modified by the waste rubber powder, SBS and APP, and then the ultraviolet absorbent and the antioxidant are added, so that the modified asphalt is coated on the surface of the base layer, and the influence of ultraviolet rays on the waterproof material is reduced.
The environment-friendly waterproof material obtained by the invention meets the relevant national standards, has good ageing resistance and oxidation resistance, and meets the waterproof requirements of all scenes.
The foregoing is merely exemplary and illustrative of the present inventive concept and various modifications, additions and substitutions of similar embodiments may be made to the specific embodiments described by those skilled in the art without departing from the inventive concept or exceeding the scope of the claims as defined in the accompanying claims.
Claims (9)
1. The utility model provides a can environmental protection waterproof material of ageing-resistant which characterized in that: the waterproof material comprises a substrate layer, and a modified asphalt layer is arranged on the upper surface of the substrate layer; the base layer comprises 120 parts of Portland cement 100-40 parts, polymerization emulsion 20-40 parts, 260 parts of inorganic filler 200-260 parts, film-forming assistant 2-6 parts, dispersing agent 0.2-0.8 part, anti-aging agent 1-8 parts, waterproofing agent 2-16 parts and defoaming agent 0.5-1 part;
the polymerization emulsion is styrene-acrylate emulsion and vinyl acetate-ethylene copolymer emulsion, and the two emulsions are mixed according to the mass ratio of 1: 0.8-1.2.
2. The environmental waterproof material capable of resisting aging according to claim 1, wherein: the inorganic filler comprises two or more of heavy calcium carbonate, quartz powder, silicon carbide powder and wollastonite.
3. The environmental waterproof material capable of resisting aging according to claim 1, wherein: the film-forming auxiliary agent is ethylene glycol monobutyl ether, the dispersing agent is a polycarboxylic acid efficient dispersing agent, the anti-aging agent is an anti-aging agent MBZ, the waterproofing agent is organosilicon YN-W301, and the defoaming agent is a polyether defoaming agent.
4. A processing technology of an anti-aging environment-friendly waterproof material is characterized by comprising the following steps: the method comprises the following specific steps:
s1: sequentially weighing portland cement, a polymerization emulsion, an inorganic filler, a film-forming aid, a dispersing agent, an anti-aging agent, a waterproof agent and a defoaming agent according to the weight parts;
s2: mixing the Portland cement and the inorganic filler, ball-milling for 2-3 hours, adding the polymerization emulsion and the dispersing agent, and stirring for 1-2 hours at the speed of 800-;
s3: continuously adding the film-forming assistant, the anti-aging agent, the waterproof agent and the defoaming agent into the reaction system of S2, and dispersing for 15-20 minutes at the speed of 1000-;
s4: uniformly coating the base layer material on a waterproof position, drying by hot air, continuously coating, and repeating for three times to obtain a base layer;
s5: and coating the modified asphalt layer on the surface of the substrate layer, and cooling and shaping to obtain the waterproof material.
5. The processing technology of the environment-friendly waterproof material capable of resisting aging according to claim 4, is characterized in that: the modified asphalt layer is prepared from the following raw materials in parts by weight: 80-100 parts of asphalt, 10-30 parts of waste rubber powder, 5-15 parts of SBS, 10-16 parts of APP, 2-8 parts of ultraviolet absorbent, 3-10 parts of antioxidant, 10-15 parts of talcum powder and 8-14 parts of fly ash.
6. The processing technology of the environment-friendly waterproof material capable of resisting aging according to claim 5 is characterized in that: the ultraviolet absorbent comprises 2-hydroxy-4-n-octoxybenzophenone phenyl hydroxybenzoate, and the mass ratio of the two is 2: 1.
7. The processing technology of the environment-friendly waterproof material capable of resisting aging according to claim 5, characterized in that: the antioxidant is ethylene diamine tetraacetic acid and aluminum oxide powder which are mixed by equal mass.
8. The processing technology of the environment-friendly waterproof material capable of resisting aging according to claim 5, characterized in that: the Portland cement is prepared by coarsely crushing the construction waste into 20-50 meshes, finely grinding the construction waste into 140-200 meshes, and drying the construction waste for later use; the fly ash is prepared by finely grinding industrial waste residue into 140-180 meshes, and drying for later use; the waste rubber powder is prepared by sequentially carrying out wire drawing, coarse crushing and fine crushing on waste recycled tires, crushing the waste recycled tires into rubber powder of 20-50 meshes, and drying the rubber powder for later use.
9. The processing technology of the environment-friendly waterproof material capable of resisting aging according to any one of claims 4 to 8, characterized in that: the preparation method of the modified asphalt layer comprises the following steps:
s1, baking the asphalt until the asphalt is melted, pouring the asphalt into an oil pan, heating the asphalt to 200 ℃, adding the waste rubber powder, and stirring the mixture at a low speed until the mixture is uniformly mixed;
s2, sequentially adding SBS, APP, ultraviolet absorbent, antioxidant, talcum powder and fly ash, and stirring at low speed until the mixture is uniformly mixed;
s3, shearing by adopting a high-speed shearing emulsifying machine for 50 min;
and S4, stirring at low speed for 0.5 hour to prepare the modified asphalt layer.
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