CN112942447A - Construction method of high-viscosity anti-slip waterborne polymer modified asphalt waterproof coating in basement waterproofing - Google Patents
Construction method of high-viscosity anti-slip waterborne polymer modified asphalt waterproof coating in basement waterproofing Download PDFInfo
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- 238000000576 coating method Methods 0.000 title claims abstract description 149
- 239000011248 coating agent Substances 0.000 title claims abstract description 146
- 238000010276 construction Methods 0.000 title claims abstract description 134
- 239000010426 asphalt Substances 0.000 title claims abstract description 23
- 229920000642 polymer Polymers 0.000 title claims abstract description 22
- 238000004078 waterproofing Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 53
- 238000004140 cleaning Methods 0.000 claims abstract description 13
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 10
- 230000007547 defect Effects 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 239000002002 slurry Substances 0.000 claims abstract description 10
- 239000003973 paint Substances 0.000 claims description 49
- 239000010410 layer Substances 0.000 claims description 17
- 238000005507 spraying Methods 0.000 claims description 12
- 238000012423 maintenance Methods 0.000 claims description 10
- 241000870659 Crassula perfoliata var. minor Species 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 239000011433 polymer cement mortar Substances 0.000 claims description 7
- 239000004745 nonwoven fabric Substances 0.000 claims description 6
- 230000001680 brushing effect Effects 0.000 claims description 4
- 239000004567 concrete Substances 0.000 claims description 4
- 244000007853 Sarothamnus scoparius Species 0.000 claims description 3
- 239000011083 cement mortar Substances 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 238000007667 floating Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- 239000002344 surface layer Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 7
- 230000002265 prevention Effects 0.000 description 4
- 239000007921 spray Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
- E02D31/04—Watertight packings for use under hydraulic pressure
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a construction method of a high-viscosity anti-slip waterborne polymer modified asphalt waterproof coating in basement waterproofing, which comprises the following steps: s1, preparing a waterproof coating: according to construction requirements, adding the waterproof coating and water into a stirrer according to a certain mixing proportion, so that the waterproof coating and the water are uniformly mixed, and the stirred waterproof coating is a viscous thick liquid; s2, cleaning the wall surface before construction: before the waterproof coating solution is coated, the construction wall needs to be cleaned, and the release agent and the slurry on the surface of the wall are removed, so that the foundation layer is firm, flat, clean and free of defects. The invention does not need to adopt a large amount of additional waterproof walls or damp-proof walls for waterproofing, greatly reduces the construction amount of basement waterproofing, shortens the construction period and further reduces the cost of basement waterproofing engineering.
Description
Technical Field
The invention relates to the technical field of basement waterproof construction, in particular to a construction method of a high-viscosity anti-slip waterborne polymer modified asphalt waterproof coating in basement waterproofing.
Background
Along with the continuous construction of cities, in order to improve the space utilization rate of city buildings, basements with large areas are constructed below the existing city buildings, can be used for the construction of facilities such as underground markets, underground parking lots and the like, and greatly improve the utilization rate of limited city spaces for people, and the water prevention of the basements is important in the construction of the basements.
In the prior art, waterproof walls or moisture-proof walls are additionally arranged for waterproofing in basement waterproofing engineering, the waterproof mode has large construction amount, long construction period and high cost, and cannot meet the requirement of waterproof construction period and quality requirement of large-scale underground buildings in the prior art, so a new construction method for basement waterproofing needs to be developed to solve the problems.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a construction method of a high-viscosity anti-slip waterborne polymer modified asphalt waterproof coating in basement waterproofing.
The invention provides a construction method of a high-viscosity anti-slip waterborne polymer modified asphalt waterproof coating in basement waterproofing, which comprises the following steps:
s1, preparing a waterproof coating: according to construction requirements, adding the waterproof coating and water into a stirrer according to a certain mixing proportion, so that the waterproof coating and the water are uniformly mixed, the stirred waterproof coating is a viscous thick liquid, and standing for 1 hour;
s2, cleaning the wall surface before construction: before the waterproof coating solution is coated, the construction wall needs to be cleaned, and the release agent and the slurry on the surface of the wall are removed, so that a base layer is firm, flat, clean and free of defects;
s3, construction for the first time: a worker holds a paint brush to dip waterproof paint, and sequentially coats the waterproof paint on the surface of a wall from top to bottom, wherein the coating thickness of the waterproof paint is 1.5 mm;
s4, secondary construction: according to the curing time of the waterproof coating, secondary construction is carried out after the waterproof coating after primary construction is completely dried, the construction mode of the secondary construction is the same as the operation steps of the primary construction, the waterproof coating is sequentially coated on the surface of a wall from left to right, and the coating thickness of the waterproof coating is 1 mm;
s5, watering and maintaining: and waiting for a period of time again until the waterproof coating applied in the secondary construction is completely dried, and spraying a certain amount of water towards the wall body coated with the waterproof coating through a water sprayer for maintenance.
Preferably, in S1, the waterproof coating is made of high-viscosity and anti-skid waterborne polymer modified asphalt, and the waterproof coating and water are mixed in a ratio of 0.5: 1, and mixing.
Preferably, in S2, the wall surface cleaning method specifically includes removing floating ash, a detached surface layer, and impurities on the wall surface with a scraper, a broom, or other tools, cleaning oil stains on the wall surface with a solvent such as gasoline, chiseling and polishing the protruding plane and the concrete of the template splicing seam, then troweling with polymer cement mortar, plugging and troweling with polymer cement mortar at the screw hole of the side wall, drying, and then brushing the asphalt-based joint sealing paste; the joint of the base layer and the convex structure and the joint of the plane and the vertical surface are made into a straight circular arc or a slope angle by 1:3 cement mortar, the radius of the circular arc of the internal corner is 50mm, and the radius of the circular arc of the external corner is 10 mm.
Preferably, in S3, the paint brush should form an angle of 50 ° with the wall, and should be applied in the same direction each time, when large-area application is performed, the joint positions such as the internal and external corners, the construction joints, the post-cast strip, the wall-penetrating pipe root, etc. should be reinforced by a one-cloth two-coating process, that is, firstly, a layer of high-viscosity and anti-slip water-based polymer modified asphalt waterproof paint is sprayed or brushed on the details, then, the polyester non-woven fabric is laid, the non-woven fabric is soaked and compacted, then, a paint is applied, and after the paint is dried completely, large-area construction can be performed.
Preferably, the curing time of the waterproof coating is changed according to the climate and temperature at the time, and is generally 8 to 12 hours in winter and 4 to 8 hours in summer.
Preferably, in S3, after the waterproof paint is dried for the first time, the thickness of the waterproof paint should be detected using a wet film thickness gauge.
Preferably, in S5, the watering maintenance needs to be performed twice a day in the morning and at night and lasts for one week.
In the invention, the waterproof paint and water are added into a stirrer according to a certain mixing proportion, so that the waterproof paint and the water are uniformly mixed, the stirred waterproof paint is viscous thick liquid, the waterproof paint is kept still for 1 hour, a construction wall needs to be cleaned before a waterproof paint solution is coated, a release agent and slurry on the surface of the wall are removed, a base layer is firm, flat, clean and free from defects, a worker holds the paint brush to dip the waterproof paint, the waterproof paint is sequentially coated on the surface of the wall from top to bottom, secondary construction is carried out after the waterproof paint after primary construction is completely dried according to the curing time of the waterproof paint, the construction mode of the secondary construction is the same as the operation steps of the primary construction, the waterproof paint is sequentially coated on the surface of the wall from left to right, a period of time is waited again until the waterproof paint coated in the secondary construction is completely dried, a certain amount of water is sprayed towards the wall body coated with the waterproof coating through the water sprayer for maintenance, a large amount of water is prevented from being added to the waterproof wall or the damp-proof wall for water prevention, the construction amount of basement water prevention is greatly reduced, the construction period is shortened, and the cost of basement water prevention engineering is reduced.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Example one
The invention provides a construction method of a high-viscosity anti-slip waterborne polymer modified asphalt waterproof coating in basement waterproofing, which comprises the following steps:
s1, preparing a waterproof coating: according to construction requirements, mixing the waterproof coating with water according to the weight ratio of 0.5: 1, the waterproof coating and water are uniformly mixed, the stirred waterproof coating is viscous thick liquid, the waterproof coating is made of high-viscosity anti-sliding aqueous high polymer modified asphalt after standing for 1 hour, the waterproof coating has low water absorption rate, good water resistance, durability and the like, the condition that the physical properties of a coating film are reduced due to the reaction of water molecules and groups in a polymer can be avoided, and the service life of the waterproof coating is prolonged; can adapt to basic unit deformation: the elastic modulus of the coating is low, and the elongation at break of the coating exceeds 800%, so that the stress generated by the base layer can be released, and the waterproof integrity is effectively guaranteed not to be damaged when the base layer deforms; and the construction is convenient: the coating can be directly roll-coated or spray-coated on a wet base surface, excessive construction cost is not increased, the drying time is short, and the construction period is shortened;
s2, cleaning the wall surface before construction: before the waterproof coating solution is coated, the construction wall needs to be cleaned, the release agent and the slurry on the surface of the wall are removed, the base layer is ensured to be solid, flat, clean and free of defects, the specific wall surface cleaning method comprises the steps of using tools such as a scraper knife, a broom and the like to remove floating ash, a fallen surface layer and impurities on the surface of the wall, using solvents such as gasoline and the like to clean oil stains on the surface of the wall, chiseling and polishing concrete at a projected plane and a splicing seam of a template, then using polymer cement mortar to trowel, using the polymer cement mortar to trowel the concrete, using the polymer cement mortar to block and trowel a screw hole of a side wall, and; the joint of the base layer and the convex structure and the joint of the plane and the vertical surface are made into a straight circular arc or a slope angle by 1:3 cement mortar, the radius of a circular arc of an internal corner is 50mm, and the radius of a circular arc of an external corner is 10 mm;
s3, construction for the first time: a worker holds a paint brush to dip waterproof paint, the waterproof paint is sequentially coated on the surface of a wall from top to bottom, in S3, the paint brush is required to be 50 degrees to the wall and coated in the same direction each time, when large-area coating is carried out, the joint positions of a male corner, a female corner, a construction joint, a post-cast strip, a wall-penetrating pipe root and the like are reinforced by adopting a one-cloth two-coating process, namely, firstly, a layer of high-viscosity anti-slip water-based high polymer modified asphalt waterproof paint is sprayed or brushed on the thin part, then, a polyester non-woven fabric is paved, the non-woven fabric is soaked and compacted and then, one paint is constructed, the large-area construction can be carried out after the paint is dried, and the coating thickness;
s4, secondary construction: according to the curing time of the waterproof coating, after the waterproof coating after the first construction is completely dried, the second construction is carried out, after the first waterproof coating is dried, the thickness of the waterproof coating is detected by using a wet film thickness gauge, the construction mode of the second construction is the same as the operation steps of the first construction, the waterproof coating is sequentially coated on the surface of a wall from left to right, the curing time of the waterproof coating is according to the current climate change of the air temperature, the waterproof coating is generally 8-12 hours in winter and 4-8 hours in summer, and the thickness of the waterproof coating in the second construction is 1.5 mm;
and S5, waiting for a period of time again until the waterproof paint applied in the secondary construction is completely dried, spraying a certain amount of water to the wall body coated with the waterproof paint through a water sprayer, and maintaining, wherein the water spraying maintenance needs to be carried out twice a day in the morning and at night and needs to be continued for a week.
Example two
The invention provides a construction method of a high-viscosity anti-slip waterborne polymer modified asphalt waterproof coating in basement waterproofing, which comprises the following steps:
s1, preparing a waterproof coating: according to construction requirements, mixing the waterproof coating with water according to the weight ratio of 0.6: 1, adding the mixture into a stirrer, uniformly mixing the waterproof coating and water, uniformly mixing the waterproof coating and the water, standing for 1 hour, wherein the stirred waterproof coating is a viscous thick liquid;
s2, cleaning the wall surface before construction: before the waterproof coating solution is coated, the construction wall needs to be cleaned, and the release agent and the slurry on the surface of the wall are removed, so that a base layer is firm, flat, clean and free of defects;
s3, construction for the first time: a worker holds a paint brush to dip the waterproof paint, and sequentially coats the waterproof paint on the surface of the wall from top to bottom, wherein the coating thickness of the waterproof paint is 1.5 mm;
s4, secondary construction: according to the curing time of the waterproof coating, secondary construction is carried out after the waterproof coating after the primary construction is completely dried, the construction mode of the secondary construction is the same as the operation steps of the primary construction, and the waterproof coating is sequentially coated on the surface of a wall from left to right;
s5, construction for three times: after the waterproof paint after the secondary construction is completely dried, the thickness of the waterproof paint is detected by using a wet film thickness gauge, and is adjusted according to the current thickness of the waterproof paint, so that the final thickness of the waterproof paint is not less than 3mm, and the painting thickness of the waterproof paint is 1 mm.
And S6, waiting for a period of time again until the waterproof paint applied in the secondary construction is completely dried, and spraying a certain amount of water to the wall body coated with the waterproof paint through a water sprayer for maintenance.
EXAMPLE III
The invention provides a construction method of a high-viscosity anti-slip waterborne polymer modified asphalt waterproof coating in basement waterproofing, which comprises the following steps:
s1, preparing a waterproof coating: according to construction requirements, mixing the waterproof coating with water according to the ratio of 0.8: 1, adding the mixture into a stirrer to uniformly mix the waterproof coating and water, wherein the stirred waterproof coating is a viscous thick liquid, and standing for 1.5 hours;
s2, cleaning the wall surface before construction: before the waterproof coating solution is coated, the construction wall needs to be cleaned, and the release agent and the slurry on the surface of the wall are removed, so that a base layer is firm, flat, clean and free of defects;
s3, construction for the first time: a worker holds a paint brush to dip the waterproof paint, and sequentially coats the waterproof paint on the surface of the wall from top to bottom, wherein the coating thickness of the waterproof paint is 1.5 mm;
s4, secondary construction: according to the curing time of the waterproof coating, secondary construction is carried out after the waterproof coating after primary construction is completely dried, the construction mode of the secondary construction is the same as the operation steps of the primary construction, the waterproof coating is sequentially coated on the surface of a wall from left to right, and the coating thickness of the waterproof coating is 1.5 mm;
s5, watering and maintaining: and waiting for a period of time again until the waterproof coating applied in the secondary construction is completely dried, and spraying a certain amount of water towards the wall body coated with the waterproof coating through a water sprayer for maintenance.
Example four
The invention provides a construction method of a high-viscosity anti-slip waterborne polymer modified asphalt waterproof coating in basement waterproofing, which comprises the following steps:
s1, preparing a waterproof coating: according to construction requirements, mixing the waterproof coating with water according to the weight ratio of 0.5: 1, adding the mixture into a stirrer to uniformly mix the waterproof coating and water, wherein the stirred waterproof coating is a viscous thick liquid, and standing for 2 hours;
s2, cleaning the wall surface before construction: before the waterproof coating solution is coated, the construction wall needs to be cleaned, and the release agent and the slurry on the surface of the wall are removed, so that a base layer is firm, flat, clean and free of defects;
s3, construction for the first time: a worker holds a paint brush to dip the waterproof paint, and sequentially coats the waterproof paint on the surface of the wall from top to bottom, wherein the coating thickness of the waterproof paint is 1 mm;
s4, secondary construction: according to the curing time of the waterproof coating, secondary construction is carried out after the waterproof coating after primary construction is completely dried, the construction mode of the secondary construction is the same as the operation steps of the primary construction, the waterproof coating is sequentially coated on the surface of a wall from left to right, and the coating thickness of the waterproof coating is 2 mm;
s5, watering and maintaining: and waiting for a period of time again until the waterproof coating applied in the secondary construction is completely dried, and spraying a certain amount of water towards the wall body coated with the waterproof coating through a water sprayer for maintenance.
EXAMPLE five
The invention provides a construction method of a high-viscosity anti-slip waterborne polymer modified asphalt waterproof coating in basement waterproofing, which comprises the following steps:
s1, preparing a waterproof coating: according to construction requirements, mixing the waterproof coating with water according to the weight ratio of 0.5: 1, adding the mixture into a stirrer to uniformly mix the waterproof coating and water, wherein the stirred waterproof coating is a viscous thick liquid, and standing for 1.5 hours;
s2, cleaning the wall surface before construction: before the waterproof coating solution is coated, the construction wall needs to be cleaned, and the release agent and the slurry on the surface of the wall are removed, so that a base layer is firm, flat, clean and free of defects;
s3, construction for the first time: a worker holds a spray gun of the spraying machine, waterproof paint is sequentially coated on the surface of a wall from top to bottom, the coating thickness of the waterproof paint is 1.5mm, the working efficiency of the spraying gun is high, the efficiency is about 10 times that of the traditional manual roller brushing, the wall surface coating is uniform and fine, the texture is good, the paint is atomized into fine particles under high pressure and is uniformly distributed on the surface of the wall, a smooth, smooth and compact coating is formed on the wall surface, dipping is not needed during site construction, the phenomenon of dripping leakage firstly is avoided, and paint waste is avoided;
s4, secondary construction: according to the curing time of the waterproof coating, secondary construction is carried out after the waterproof coating after primary construction is completely dried, the construction mode of the secondary construction is the same as the operation steps of the primary construction, the waterproof coating is sequentially coated on the surface of a wall from left to right, and the coating thickness of the waterproof coating is 1 mm;
s5, watering and maintaining: and waiting for a period of time again until the waterproof coating applied in the secondary construction is completely dried, and spraying a certain amount of water towards the wall body coated with the waterproof coating through a water sprayer for maintenance.
According to the construction requirements, the waterproof coating and water are added into a stirrer according to a certain mixing proportion, so that the waterproof coating and the water are uniformly mixed, the stirred waterproof coating is viscous thick liquid, the stirred waterproof coating is kept still for 1 hour, a construction wall needs to be cleaned before a waterproof coating solution is coated, a release agent and slurry on the surface of the wall are removed, a base layer is ensured to be firm, flat and clean and free of defects, a worker holds the coating to brush the waterproof coating, the waterproof coating is sequentially coated on the surface of the wall from top to bottom, secondary construction is carried out after the waterproof coating after primary construction is completely dried according to the curing time of the waterproof coating, the construction mode of the secondary construction is the same as the operation steps of the primary construction, the waterproof coating is sequentially coated on the surface of the wall from left to right, the waiting for a period of time again until the waterproof coating after the secondary construction is completely dried, and spraying a certain amount of water towards the wall body coated with the waterproof coating through a water sprayer for maintenance.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The construction method of the high-viscosity anti-slip waterborne polymer modified asphalt waterproof coating in basement waterproofing is characterized by comprising the following steps:
s1, preparing a waterproof coating: according to construction requirements, adding the waterproof coating and water into a stirrer according to a certain mixing proportion, so that the waterproof coating and the water are uniformly mixed, the stirred waterproof coating is a viscous thick liquid, and standing for 1 hour;
s2, cleaning the wall surface before construction: before the waterproof coating solution is coated, the construction wall needs to be cleaned, and the release agent and the slurry on the surface of the wall are removed, so that a base layer is firm, flat, clean and free of defects;
s3, construction for the first time: a worker holds a paint brush to dip waterproof paint, and sequentially coats the waterproof paint on the surface of a wall from top to bottom, wherein the coating thickness of the waterproof paint is 1.5 mm;
s4, secondary construction: according to the curing time of the waterproof coating, secondary construction is carried out after the waterproof coating after primary construction is completely dried, the construction mode of the secondary construction is the same as the operation steps of the primary construction, the waterproof coating is sequentially coated on the surface of a wall from left to right, and the coating thickness of the waterproof coating is 1 mm;
s5, watering and maintaining: and waiting for a period of time again until the waterproof coating applied in the secondary construction is completely dried, and spraying a certain amount of water towards the wall body coated with the waterproof coating through a water sprayer for maintenance.
2. The method of claim 1, wherein in step S1, the waterproof coating is made of high-viscosity and anti-slip aqueous polymer modified asphalt, and the ratio of the waterproof coating to water is 0.5: 1, and mixing.
3. The construction method of the high-viscosity anti-slip water-based polymer modified asphalt waterproof coating material in the basement waterproofing process according to claim 1, wherein in step S2, the wall surface cleaning method comprises the steps of removing floating ash, a fallen surface layer and impurities on the wall surface by using a tool such as a scraper, a broom and the like, cleaning oil stains on the wall surface by using a solvent such as gasoline and the like, chiseling and polishing concrete at the projected plane and the template splicing seam, then troweling by using polymer cement mortar, blocking and troweling the side wall screw hole by using the polymer cement mortar, drying and then brushing the asphalt-based joint sealing paste; the joint of the base layer and the convex structure and the joint of the plane and the vertical surface are made into a straight circular arc or a slope angle by 1:3 cement mortar, the radius of the circular arc of the internal corner is 50mm, and the radius of the circular arc of the external corner is 10 mm.
4. The construction method of the high-viscosity and anti-slip waterborne polymer modified asphalt waterproof coating in basement waterproofing according to claim 1, wherein in step S3, the coating brush should be applied at an angle of 50 ° to the wall body and in the same direction each time, and when the coating is applied in a large area, the joint parts of the internal and external corners, construction joints, post-cast strips, wall-penetrating pipe roots and the like should be reinforced by a one-cloth and two-coating process, i.e. firstly spraying or brushing a layer of high-viscosity and anti-slip waterborne polymer modified asphalt waterproof coating on the thin part, then paving the polyester non-woven fabric, impregnating and compacting the non-woven fabric, and then applying a coating, and after the coating is dried, the large-area construction can be carried out.
5. The method of claim 1, wherein in step S4, the curing time of the waterproof coating is determined according to the weather, the winter time is generally 8-12 hours, and the summer time is generally 4-8 hours.
6. The method for applying the high-viscosity and anti-slip waterborne polymer modified asphalt waterproof coating to basement waterproofing according to claim 1, wherein in step S3, after the waterproof coating is dried for the first time, a wet film thickness meter is used to measure the thickness of the waterproof coating.
7. The method of claim 1, wherein the watering curing is performed twice a day in the morning and at night for one week in S5.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000129164A (en) * | 1998-10-27 | 2000-05-09 | Mitsubishi Kagaku Sanshi Corp | Aqueous emulsion-based waterproof coating composition |
| CN103938656A (en) * | 2014-03-21 | 2014-07-23 | 合肥建工集团有限公司 | Building wall surface underground waterproof construction method |
| CN106479363A (en) * | 2016-11-09 | 2017-03-08 | 天津市京建建筑防水工程有限公司 | High polymer SBS modified pitch water-emulsifying type waterproof coatings |
-
2021
- 2021-03-15 CN CN202110273515.9A patent/CN112942447A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000129164A (en) * | 1998-10-27 | 2000-05-09 | Mitsubishi Kagaku Sanshi Corp | Aqueous emulsion-based waterproof coating composition |
| CN103938656A (en) * | 2014-03-21 | 2014-07-23 | 合肥建工集团有限公司 | Building wall surface underground waterproof construction method |
| CN106479363A (en) * | 2016-11-09 | 2017-03-08 | 天津市京建建筑防水工程有限公司 | High polymer SBS modified pitch water-emulsifying type waterproof coatings |
Non-Patent Citations (1)
| Title |
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| 王威等: "高黏抗滑水性高聚物改性沥青防水涂料在地下室侧墙防水中的应用", 中国建筑防水 * |
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Application publication date: 20210611 |
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