CN111677280A - Construction method of exterior wall coating - Google Patents
Construction method of exterior wall coating Download PDFInfo
- Publication number
- CN111677280A CN111677280A CN202010177856.1A CN202010177856A CN111677280A CN 111677280 A CN111677280 A CN 111677280A CN 202010177856 A CN202010177856 A CN 202010177856A CN 111677280 A CN111677280 A CN 111677280A
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- CN
- China
- Prior art keywords
- coating
- parts
- wall surface
- exterior wall
- glue
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
-
- 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
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00482—Coating or impregnation materials
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses an exterior wall coating construction method, which relates to the technical field of building exterior wall construction, and aims to solve the problems that the existing coating is easy to crack or even fall off after being blown by wind and sun for a long time, and has larger potential safety hazard, the following scheme is proposed, and the exterior wall coating construction method comprises the following steps: s1, processing the outer wall surface base layer; s2, cleaning dust, mortar, grease and mould on the outer wall surface; s3, coating bottom glue on the cleaned outer wall surface to make a bottom; s4, after the bottom layer glue is dried, the uneven part is repaired by putty, and after the bottom layer glue is dried, the uneven part is sanded; s5, brushing a bottom layer coating on the outer wall surface; s6, brushing a surface layer coating on the outer wall surface, and coating the coating by the method, so that the condition that the coating is oxidized and cracked for a long time can be effectively prevented, the service cycle of the coating is prolonged, the waterproof and anti-cracking effects are good, and the engineering construction is facilitated.
Description
Technical Field
The invention relates to the technical field of building exterior wall construction, in particular to an exterior wall coating construction method.
Background
The architectural coating has a decorative function, a protective function, and a habitability improvement function. The specific weight of each function is different depending on the purpose of use. The decoration function is a function of enhancing the appearance value of a building by beautifying the building. Mainly comprises the conceptual design of plane color, pattern and gloss and the conceptual design of three-dimensional patterns. But can be fully exerted only by matching with the shape of the building and the size and shape of the base material. The protection function means a function of protecting a building from the influence and destruction of the environment. The content of the protection function requirements of different kinds of protected objects also differs. For example, the indexes required for indoor and outdoor painting are very different. Some buildings have special requirements for mould proofing, fire proofing, heat insulation, corrosion resistance and the like. The improved habitability function is mainly for indoor coating, and is a function which is beneficial to improving the habitation environment, such as sound insulation, the function of sound-absorbing paint, classification, anti-condensation property and the like.
Disclosure of Invention
The invention aims to solve the problems that after the coating is blown by wind and sun for a long time in the prior art, the coating is easy to crack and even fall off, and has larger potential safety hazards, and provides a construction method of an exterior wall coating.
In order to achieve the purpose, the invention adopts the following technical scheme:
a construction method of an exterior wall coating comprises the following steps:
s1, processing the outer wall surface base layer;
s2, cleaning dust, mortar, grease and mould on the outer wall surface;
s3, coating bottom glue on the cleaned outer wall surface to make a bottom;
s4, after the bottom layer glue is dried, the uneven part is repaired by putty, and after the bottom layer glue is dried, the uneven part is sanded;
s5, brushing a bottom layer coating on the outer wall surface;
and S6, brushing surface layer paint on the outer wall surface.
Preferably, the specific operation of S1 is to apply a ratio of 1:4, cement mortar is used for hollowing the area, all hollowing parts are shoveled out, cleaned, the base layer is made again, local hollowing is repaired by injecting low-viscosity epoxy resin, fine cracks are repaired by putty, and the base layer is leveled by 0 # abrasive paper after being dried; for large cracks, a V-shaped crack can be chiseled at the crack part, a waterproof layer is made after the crack is cleaned, and then the crack is embedded and filled with the water for 1:3, drying cement mortar, polishing by using cement sand paper, leveling holes, brushing zinc sulfate or zinc oxide solution with the concentration of 16% -25% on the surface of a cement mortar base layer for a plurality of times, and removing powder and floating sand precipitated on the surface after drying so as to brush.
Preferably, the cement mortar consists of the following components: 90-100 parts of No. 32.5 cement, 250 parts of medium sand 230-sand, 40-60 parts of quartz sand and 60-85 parts of water.
Preferably, the specific operation of S2 includes washing dust and mold on the wall with outdoor high-pressure water, cleaning grease on the wall with a neutral detergent, and scraping mortar with a spatula and a scraper.
Preferably, the specific operation step of S3 is to brush the bottom layer glue with the roller uniformly for one to two times to make the bottom layer glue, which cannot be missed or cannot be brushed too much to cause sagging or accumulation.
Preferably, the bottom layer glue consists of the following components: 20-60 parts of acrylic emulsion, 60-300 parts of water, and the following components in parts by weight: the ratio of water is 1: 3-5.
Preferably, the surface coating consists of the following raw materials: 20-40 parts of cement, 60-240 parts of medium sand, 100 parts of 10% siliceous waterproofing agent and 200 parts of cement: the ratio of the medium sand is 1: 3-3.8.
The invention has the beneficial effects that:
by coating the coating through the method, the condition that the coating is oxidized and cracked for a long time can be effectively prevented, the service cycle of the coating is prolonged, the waterproof and anti-cracking effects are good, and the engineering construction is facilitated.
Detailed Description
The technical solutions in the embodiments of the present invention will be described below clearly and completely in connection with the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1: the cement mortar comprises the following components: 90 parts of No. 32.5 cement, 230 parts of medium sand, 40 parts of quartz sand and 60 parts of water, wherein the bottom layer glue consists of the following components: 20 parts of acrylic emulsion, 60 parts of water, and the weight ratio of acrylic emulsion: the proportion of water is 1:3, and the surface layer coating is composed of the following raw materials: 20 parts of cement, 60 parts of medium sand, 100 parts of 10% siliceous waterproofing agent, and the following components in parts by weight of cement: the proportion of medium sand is 1: 3;
the method comprises the following steps:
s1, treating the base layer of the outer wall surface, wherein the defects of the unfilled corners, holes and the like of the substrate before coating adopt 1:4, cement mortar is used for hollowing the area, all hollowing parts are shoveled out, cleaned, the base layer is made again, local hollowing is repaired by injecting low-viscosity epoxy resin, fine cracks are repaired by putty, and the base layer is leveled by 0 # abrasive paper after being dried; for large cracks, a V-shaped crack can be chiseled at the crack part, a waterproof layer is made after the crack is cleaned, and then the crack is embedded and filled with the water for 1:3, cement mortar is dried and then is polished by cement sand paper, holes are drilled, zinc sulfate or zinc oxide solution with the concentration of 16% -25% is coated on the surface of a cement mortar base layer for a plurality of times, and after drying, powder and floating sand separated from the surface are removed for coating;
s2, cleaning dust, mortar, grease and mould on the wall surface of the outer wall, washing the dust and the mould on the wall body by using outdoor high-pressure water, cleaning the grease on the wall body by using a neutral detergent, and scraping the mortar by using a shovel and a scraper;
s3, coating bottom glue on the cleaned outer wall surface for priming, and uniformly coating the bottom glue on the cleaned outer wall surface for priming for one to two times by using a roller, wherein the bottom glue cannot be leaked to be coated, and cannot flow or accumulate due to too much coating;
s4, after the bottom layer glue is dried, the uneven part is repaired by putty, and after the bottom layer glue is dried, the uneven part is sanded;
s5, brushing a bottom layer coating on the outer wall surface;
and S6, brushing surface layer paint on the outer wall surface.
Example 2: the cement mortar comprises the following components: 95 parts of No. 32.5 cement, 240 parts of medium sand, 50 parts of quartz sand, 6075 parts of water and bottom glue which comprises the following components: 40 parts of acrylic emulsion, 160 parts of water, acrylic emulsion: the proportion of water is 1:4, and the surface layer coating is composed of the following raw materials: 30 parts of cement, 105 parts of medium sand, 150 parts of 10% siliceous waterproofing agent, cement: the ratio of the medium sand is 1: 3.5;
the method comprises the following steps:
s1, treating the base layer of the outer wall surface, wherein the defects of the unfilled corners, holes and the like of the substrate before coating adopt 1:4, cement mortar is used for hollowing the area, all hollowing parts are shoveled out, cleaned, the base layer is made again, local hollowing is repaired by injecting low-viscosity epoxy resin, fine cracks are repaired by putty, and the base layer is leveled by 0 # abrasive paper after being dried; for large cracks, a V-shaped crack can be chiseled at the crack part, a waterproof layer is made after the crack is cleaned, and then the crack is embedded and filled with the water for 1:3, cement mortar is dried and then is polished by cement sand paper, holes are drilled, zinc sulfate or zinc oxide solution with the concentration of 16% -25% is coated on the surface of a cement mortar base layer for a plurality of times, and after drying, powder and floating sand separated from the surface are removed for coating;
s2, cleaning dust, mortar, grease and mould on the wall surface of the outer wall, washing the dust and the mould on the wall body by using outdoor high-pressure water, cleaning the grease on the wall body by using a neutral detergent, and scraping the mortar by using a shovel and a scraper;
s3, coating bottom glue on the cleaned outer wall surface for priming, and uniformly coating the bottom glue on the cleaned outer wall surface for priming for one to two times by using a roller, wherein the bottom glue cannot be leaked to be coated, and cannot flow or accumulate due to too much coating;
s4, after the bottom layer glue is dried, the uneven part is repaired by putty, and after the bottom layer glue is dried, the uneven part is sanded;
s5, brushing a bottom layer coating on the outer wall surface;
and S6, brushing surface layer paint on the outer wall surface.
Example 3: the cement mortar comprises the following components: 100 parts of No. 32.5 cement, 250 parts of medium sand, 60 parts of quartz sand and 85 parts of water, wherein the bottom layer glue consists of the following components: 60 parts of acrylic emulsion, 300 parts of water, and the weight ratio of acrylic emulsion: the proportion of water is 1:5, and the surface layer coating is composed of the following raw materials: 40 parts of cement, 240 parts of medium sand, 200 parts of 10% siliceous waterproofing agent, and the following components in parts by weight of cement: the ratio of the medium sand is 1: 3.8;
the method comprises the following steps:
s1, treating the base layer of the outer wall surface, wherein the defects of the unfilled corners, holes and the like of the substrate before coating adopt 1:4, cement mortar is used for hollowing the area, all hollowing parts are shoveled out, cleaned, the base layer is made again, local hollowing is repaired by injecting low-viscosity epoxy resin, fine cracks are repaired by putty, and the base layer is leveled by 0 # abrasive paper after being dried; for large cracks, a V-shaped crack can be chiseled at the crack part, a waterproof layer is made after the crack is cleaned, and then the crack is embedded and filled with the water for 1:3, cement mortar is dried and then is polished by cement sand paper, holes are drilled, zinc sulfate or zinc oxide solution with the concentration of 16% -25% is coated on the surface of a cement mortar base layer for a plurality of times, and after drying, powder and floating sand separated from the surface are removed for coating;
s2, cleaning dust, mortar, grease and mould on the wall surface of the outer wall, washing the dust and the mould on the wall body by using outdoor high-pressure water, cleaning the grease on the wall body by using a neutral detergent, and scraping the mortar by using a shovel and a scraper;
s3, coating bottom glue on the cleaned outer wall surface for priming, and uniformly coating the bottom glue on the cleaned outer wall surface for priming for one to two times by using a roller, wherein the bottom glue cannot be leaked to be coated, and cannot flow or accumulate due to too much coating;
s4, after the bottom layer glue is dried, the uneven part is repaired by putty, and after the bottom layer glue is dried, the uneven part is sanded;
s5, brushing a bottom layer coating on the outer wall surface;
and S6, brushing surface layer paint on the outer wall surface.
By coating the coating through the method, the condition that the coating is oxidized and cracked for a long time can be effectively prevented, the service cycle of the coating is prolonged, the waterproof and anti-cracking effects are good, and the engineering construction is facilitated.
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. A construction method of an exterior wall coating comprises the following steps:
s1, processing the outer wall surface base layer;
s2, cleaning dust, mortar, grease and mould on the outer wall surface;
s3, coating bottom glue on the cleaned outer wall surface to make a bottom;
s4, after the bottom layer glue is dried, the uneven part is repaired by putty, and after the bottom layer glue is dried, the uneven part is sanded;
s5, brushing a bottom layer coating on the outer wall surface;
and S6, brushing surface layer paint on the outer wall surface.
2. The exterior wall coating construction method according to claim 1, wherein the S1 is implemented by the following steps of before application, regarding defects such as edges, corners and holes of a substrate, adopting a ratio of 1:4, cement mortar is used for hollowing the area, all hollowing parts are shoveled out, cleaned, the base layer is made again, local hollowing is repaired by injecting low-viscosity epoxy resin, fine cracks are repaired by putty, and the base layer is leveled by 0 # abrasive paper after being dried; for large cracks, a V-shaped crack can be chiseled at the crack part, a waterproof layer is made after the crack is cleaned, and then the crack is embedded and filled with the water for 1:3, drying cement mortar, polishing by using cement sand paper, leveling holes, brushing zinc sulfate or zinc oxide solution with the concentration of 16% -25% on the surface of a cement mortar base layer for a plurality of times, and removing powder and floating sand precipitated on the surface after drying so as to brush.
3. The exterior wall paint construction method of claim 2, wherein the cement mortar is composed of the following components: 90-100 parts of No. 32.5 cement, 250 parts of medium sand 230-sand, 40-60 parts of quartz sand and 60-85 parts of water.
4. The exterior wall paint application method of claim 1, wherein the step S2 is performed by washing dust and mold on the wall with high pressure water, cleaning grease on the wall with neutral detergent, and scraping mortar with a spatula.
5. The exterior wall paint construction method of claim 1, wherein the specific operation of S3 is to paint the primer glue with the roller uniformly for one or two times, which is not easy to miss and not too much to cause flowing or piling.
6. The exterior wall coating construction method of claim 5, wherein the primer glue is composed of the following components: 20-60 parts of acrylic emulsion, 60-300 parts of water, and the following components in parts by weight: the ratio of water is 1: 3-5.
7. The exterior wall coating construction method according to claim 1, wherein the surface coating is composed of the following raw materials: 20-40 parts of cement, 60-240 parts of medium sand, 100 parts of 10% siliceous waterproofing agent and 200 parts of cement: the ratio of the medium sand is 1: 3-3.8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010177856.1A CN111677280A (en) | 2020-03-13 | 2020-03-13 | Construction method of exterior wall coating |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010177856.1A CN111677280A (en) | 2020-03-13 | 2020-03-13 | Construction method of exterior wall coating |
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| CN111677280A true CN111677280A (en) | 2020-09-18 |
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| CN202010177856.1A Pending CN111677280A (en) | 2020-03-13 | 2020-03-13 | Construction method of exterior wall coating |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112177262A (en) * | 2020-09-30 | 2021-01-05 | 西北永新涂料有限公司 | Method for repairing cracking of latex paint |
| CN113956725A (en) * | 2021-10-26 | 2022-01-21 | 武汉佳顺源防腐科技有限公司 | Alkali-resistant and water-resistant coating and construction process thereof |
| CN114000668A (en) * | 2021-10-29 | 2022-02-01 | 湖南梨树园涂料有限公司 | Wear-resistant and anti-aging outer wall coating forming method |
| CN114046004A (en) * | 2021-12-03 | 2022-02-15 | 瑞宇建设有限公司 | Construction process of building coating for building construction |
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| CN109138377A (en) * | 2018-07-27 | 2019-01-04 | 庐江荣睿建设工程有限公司 | A kind of spray coating constructing technique of external wall |
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| CN104453131A (en) * | 2013-09-25 | 2015-03-25 | 青岛市首胜实业有限公司 | Building external wall heat insulation coating construction process |
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| CN104289395A (en) * | 2014-09-17 | 2015-01-21 | 江苏海晟涂料有限公司 | External wall coating process for silicon salt padding external wall thermal insulating coating building |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112177262A (en) * | 2020-09-30 | 2021-01-05 | 西北永新涂料有限公司 | Method for repairing cracking of latex paint |
| CN112177262B (en) * | 2020-09-30 | 2022-05-17 | 西北永新涂料有限公司 | Method for repairing cracking of latex paint |
| CN113956725A (en) * | 2021-10-26 | 2022-01-21 | 武汉佳顺源防腐科技有限公司 | Alkali-resistant and water-resistant coating and construction process thereof |
| CN114000668A (en) * | 2021-10-29 | 2022-02-01 | 湖南梨树园涂料有限公司 | Wear-resistant and anti-aging outer wall coating forming method |
| CN114046004A (en) * | 2021-12-03 | 2022-02-15 | 瑞宇建设有限公司 | Construction process of building coating for building construction |
| CN114046004B (en) * | 2021-12-03 | 2023-02-03 | 瑞宇建设有限公司 | Construction process of building coating for building construction |
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Application publication date: 20200918 |