CN117661878A - Wall crack bonding strip and preparation and construction methods thereof - Google Patents
Wall crack bonding strip and preparation and construction methods thereof Download PDFInfo
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- CN117661878A CN117661878A CN202211042013.6A CN202211042013A CN117661878A CN 117661878 A CN117661878 A CN 117661878A CN 202211042013 A CN202211042013 A CN 202211042013A CN 117661878 A CN117661878 A CN 117661878A
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- wall
- composite layer
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- bonding strip
- latex
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- 238000010276 construction Methods 0.000 title claims abstract description 20
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 239000002131 composite material Substances 0.000 claims abstract description 50
- 239000000843 powder Substances 0.000 claims abstract description 27
- 239000004816 latex Substances 0.000 claims abstract description 25
- 229920000126 latex Polymers 0.000 claims abstract description 25
- 239000000839 emulsion Substances 0.000 claims abstract description 16
- 239000003292 glue Substances 0.000 claims abstract description 13
- 238000002156 mixing Methods 0.000 claims abstract description 8
- 238000010422 painting Methods 0.000 claims abstract description 3
- 239000002002 slurry Substances 0.000 claims description 19
- 239000000853 adhesive Substances 0.000 claims description 18
- 230000001070 adhesive effect Effects 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 13
- 238000005498 polishing Methods 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 10
- 239000004744 fabric Substances 0.000 claims description 9
- 238000005336 cracking 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
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 6
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 6
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 6
- 244000137852 Petrea volubilis Species 0.000 claims description 5
- 230000001680 brushing effect Effects 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 5
- 239000000084 colloidal system Substances 0.000 claims description 5
- 239000003995 emulsifying agent Substances 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 5
- 239000003973 paint Substances 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 4
- 239000004568 cement Substances 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 4
- 238000007667 floating Methods 0.000 claims description 4
- 239000011734 sodium Substances 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 4
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 claims description 3
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 3
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 claims description 3
- 229920002472 Starch Polymers 0.000 claims description 3
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 3
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 claims description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 3
- 239000001913 cellulose Substances 0.000 claims description 3
- 229920002678 cellulose Polymers 0.000 claims description 3
- 239000003638 chemical reducing agent Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000013530 defoamer Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 229920000193 polymethacrylate Polymers 0.000 claims description 3
- 239000003755 preservative agent Substances 0.000 claims description 3
- 230000002335 preservative effect Effects 0.000 claims description 3
- 238000007788 roughening Methods 0.000 claims description 3
- 239000004576 sand Substances 0.000 claims description 3
- 239000008107 starch Substances 0.000 claims description 3
- 235000019698 starch Nutrition 0.000 claims description 3
- 239000004575 stone Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 2
- 238000003892 spreading Methods 0.000 claims description 2
- 230000007480 spreading Effects 0.000 claims description 2
- ULUAUXLGCMPNKK-UHFFFAOYSA-N Sulfobutanedioic acid Chemical compound OC(=O)CC(C(O)=O)S(O)(=O)=O ULUAUXLGCMPNKK-UHFFFAOYSA-N 0.000 claims 1
- 239000004566 building material Substances 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 12
- 230000008439 repair process Effects 0.000 description 11
- 238000003825 pressing Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000007605 air drying Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- JMGZBMRVDHKMKB-UHFFFAOYSA-L disodium;2-sulfobutanedioate Chemical compound [Na+].[Na+].OS(=O)(=O)C(C([O-])=O)CC([O-])=O JMGZBMRVDHKMKB-UHFFFAOYSA-L 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Landscapes
- Adhesives Or Adhesive Processes (AREA)
Abstract
The application relates to the technical field of building materials, in particular to a wall crack bonding strip and a preparation and construction method thereof, wherein the bonding strip is used for being stuck at a wall crack; the bonding strip comprises a first composite layer, a latex grid layer and a second composite layer which are sequentially arranged; the composite layer is prepared by mixing wall putty powder and emulsion; the first composite layer or the second composite layer is provided with a rough surface on the outer side for painting wall glue and adhering with the wall body, so that the wall body can be repaired conveniently and rapidly, and the repairing engineering is simplified.
Description
Technical Field
The application relates to the technical field of building materials, in particular to a wall crack bonding strip and a preparation and construction method thereof.
Background
At present, many factors related to the formation of wall cracks are involved, and the factors are the foundation settlement, temperature change and shrinkage deformation, and the design structure, materials, construction quality and engineering management. The most common cracks can be classified into four types according to cause. Firstly, temperature cracking; secondly, drying shrinkage cracks, namely drying shrinkage cracks for short, and cracks generated by temperature and drying shrinkage together; thirdly, designing cracks caused by the construction; fourthly, cracks caused by construction quality.
In the long-term use process of the wall body, the wall body is affected by external environmental factors, cracks are inevitably generated, particularly the wall body for a long time can be frequently repaired, latex, gypsum, putty powder and paint similar to the color of the wall body are generally required to be purchased respectively in the existing wall body repair process, the mixed material slurry is required to be painted one by one in a construction site during repair according to the characteristics of the wall body, the material slurries are required to be painted one by one, the repair engineering is large in natural air drying, the material preparation workload is large, the site is required to be recovered after the construction, and the sanitary cleaning work of the construction site is also very large if the wall body is repaired in a household.
Disclosure of Invention
In order to facilitate rapid repair of a wall, simplify repair engineering and reduce consumption of manpower and material resources, the application provides a wall crack bonding strip and a preparation and construction method thereof. The following technical scheme is adopted:
a wall crack bonding strip for adhering to a wall crack;
the bonding strip comprises a first composite layer, a latex grid layer and a second composite layer which are sequentially arranged;
the composite layer is prepared by mixing wall putty powder and emulsion;
the first composite layer or the second composite layer is provided with a rough surface on the outer side for painting wall glue and adhering to the wall.
Optionally, the latex grid layer is latex glass fiber grid cloth, and the grid spacing is 5mm multiplied by 5mm;
the thickness of the adhesive strip is 3mm-35mm.
Optionally, the wall glue is white latex.
The preparation method of the wall crack bonding strip comprises the steps that the composite layer is liquid slurry formed by mixing wall putty powder and emulsion according to the weight gram;
the preparation method comprises the following steps:
(1) Preparing a plane template, sticking a layer of film on the plane, and brushing a layer of liquid slurry on the film to form a first composite layer;
(2) Spreading a layer of latex mesh cloth on the first composite layer, and brushing a layer of liquid slurry on the latex mesh cloth to form a second composite layer;
(3) Carrying out surface roughening treatment on the second composite layer by using rough sand paper to form a rough surface;
(4) And drying for 24 hours to form a finished product, wherein the drying temperature is 10-30 ℃.
Optionally, the wall putty powder comprises 218g of styrene, 238g of butyl acrylate, 19.56g of methacrylate, 9.64g of methacrylic acid, 0.5g of sodium bicarbonate, 2.4g of ammonium persulfate, 6.8g of glass fiber sand, 300g of cement, 300g of heavy calcium carbonate, 400g of white stone powder, 3.5g of cellulose, 10g of emulsion powder and 8g of starch miaow;
the emulsion comprises 8.35g of protective colloid, 18.85g of emulsifying agent and 8.9g of emulsion shaping glue according to parts by weight.
Optionally, the protective colloid is sodium polymethacrylate, and the emulsifier is alkylphenol ether sulfosuccinate sodium salt.
Optionally, the mixed liquid slurry of the composite layer further comprises 3.2g of dry powder defoamer, 5.7g of early strength agent, 3.1g of water reducer, 2.4g of preservative and 4.5g of anti-cracking fiber.
The construction method of the wall crack bonding strip is characterized by comprising the steps of applying the wall crack bonding strip;
the construction steps are as follows;
(1) Polishing the crack of the wall until the crack disappears, and cleaning up polishing scraps and floating dust at the polished part;
(2) The rough surface of the adhesive strip is coated with wall glue and stuck on the polishing part;
(3) And (3) spraying paint on the surface of the putty powder layer, and naturally standing for 48 hours.
In summary, the present application includes the following beneficial effects:
1. the invention adopts the wall putty powder and the emulsion to be mixed to prepare the composite layer, the latex grid layer is additionally arranged in the upper layer and the lower layer of the composite layer, the composite layer is solidified to form the adhesive strip, the solidified adhesive strip can be directly adhered to the crack of the wall through wall adhesion, and the wall can be repaired as in the original repair engineering with greatly reduced coating.
2. The composite layer is prepared by mixing wall putty powder and emulsion, and sheared materials are formed after solidification, so that the composite layer can be sheared according to actual wall cracking conditions or on-site requirements, a large amount of purchasing is not needed, waste can be avoided, and meanwhile, manpower and financial resources are saved.
3. The bonding strip that this application provided is the finished product, can sell directly, and the direct wall body crack of repairing that is used for pasting is applicable to outer wall crack and interior wall crack, and the finished product after its solidification has certain waterproof nature, certain flexibility, can be used for the wall body restoration at turning, dampproofing and waterproofing.
Drawings
FIG. 1 is an exploded view of the overall structure of the present embodiment;
fig. 2 is an overall structural diagram of the present embodiment.
Reference numerals illustrate: 1. a first composite layer; 2. a latex mesh layer; 3. a second composite layer; 4. rough surface.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-2.
The embodiment of the application discloses wall body crack bonding strip, the required material of wall body crack restoration is prepared, make it form the bonding strip that can directly paste in wall body crack department, the product of this application is the finished product, paste in crack department through the wall glue directness, then paint that spraying is unanimous with wall body colour at bonding strip surface, can accomplish the restoration, simultaneously guarantee the pleasing to the eye of wall body, be different from the restoration of current wall body crack, need not purchase latex, gypsum, putty powder, also need not the construction stir mix of material, the repartition coating wall, the preparation work of the restoration construction of saving greatly only need purchase the bonding strip of finished product paste can, the restoration engineering is simple easy to operate restoration by oneself even the user oneself is at home.
The bonding strip structure mainly comprises a first composite layer 1, a latex grid layer 2 and a second composite layer 3 which are sequentially arranged, wherein the composite layer is prepared from wall putty powder and emulsion in a liquid slurry mode according to the weight gram, and the specified ratio can be 1-5 according to the mass ratio: 20.
The wall putty powder adopted by the application has the characteristics of smoothness, fineness, good construction, high strength and good hydrophobicity, the wall putty powder is prepared from common materials, and the prepared materials and quality (g) comprise 8.35g of protective colloid (sodium polymethacrylate), 18.85g of emulsifier OS (alkylphenol ether sulfosuccinate sodium salt) and 8.9g of emulsion setting glue, wherein the materials and the quality (g) comprise 218g of styrene, 238g of butyl acrylate, 19.56g of methacrylate, 9.64g of methacrylic acid, 0.5g of sodium bicarbonate, 2.4g of ammonium persulfate, 6.8g of glass fiber sand, 300g of cement, 300g of heavy calcium carbonate, 400g of white stone powder, 3.5g of cellulose, 10g of emulsion powder and 8g of starch are mixed according to equal proportion.
The composite layer liquid slurry prepared by mixing the wall putty powder and the emulsion is also added with 3.2g of dry powder defoamer, 5.7g of early strength agent, 3.1g of water reducer, 2.4g of preservative and 4.5g of anti-cracking fiber, so that the composite layer liquid slurry has the advantages of high flexibility, high waterproof and anti-cracking performance, high bonding degree, no toxicity and smell, capability of effectively preventing shrinkage cracking of cement and good workability.
The preparation process of the adhesive strip finished product comprises the following steps: preparing a plane template, wherein the plane of the template is required to be flat and free of protrusions, pasting a layer of film on the plane, mixing the raw materials forming the composite liquid slurry according to a proportion, stirring uniformly to form the composite liquid slurry, paving a layer of composite slurry on the surface of the pasting film to serve as a first composite layer 1, paving a layer of latex grid cloth on the first composite layer 1, adopting pressing or rolling until the latex grid cloth is soaked and coated by the composite slurry to form a latex grid layer 2, paving a layer of composite slurry on the latex grid layer 2 to serve as a second composite layer 3, carrying out surface folding flattening, controlling the flattening by adopting a weight, controlling the weight to be about 40-80 kg, drying and demolding to obtain a dried adhesive strip, wherein the drying time is 24 hours, and the drying temperature is required to be kept at about 10-30 ℃ so as to avoid cracks in the drying process caused by overhigh temperature.
In order to enable the adhesive strip to be better adhered on a wall body, in the air drying process of the preparation of the adhesive strip finished product, a surface pressing process is carried out under the state that the surface of the adhesive strip is folded and flattened, namely, the surface roughening treatment is carried out on the outer side of the second composite layer 3 by using rough sand paper, the surface of the composite layer is roughened by adopting pressing or rolling until the sand paper is pressed, the sand paper is torn off to form a rough surface 4, the adhesive strip is used for brushing wall glue and bonding with the wall body, and the wall glue adopts white latex and can be better adhered on the wall body.
The adhesive strip is prepared from the composite slurry and the latex mesh cloth, has excellent crack resistance, tensile strength and portability in physical characteristics, and can play a role in corrosion resistance and crack resistance.
The thickness of the prepared adhesive strip finished product is 3mm-35mm, the thickness is not easy to be too thick, and is preferably about 5mm, when repairing and polishing the wall cracks, the wall is not required to be polished too deeply, the wall is damaged, the polishing working strength is reduced, and the adhesive strip can be well adhered to the wall as a whole when repairing the open iron, so that uneven protrusions on the surface of the wall are avoided, and the smoothness and the attractiveness of the wall are affected.
The construction method of the wall crack bonding strip comprises the following steps:
(1) Polishing the crack of the wall until the crack disappears, and cleaning up polishing scraps and floating dust at the polished part;
(2) The rough surface 4 of the adhesive strip is coated with wall glue and stuck on the polishing part;
(3) And (3) spraying paint on the surface of the putty powder layer, and naturally standing for 48 hours.
The product wall crack bonding strip provided by the invention is flexible, can be cut and purchased according to the size of a wall crack, does not need to be purchased in a large amount, can avoid waste, can repair the wall by only three steps, greatly shortens repair time, has relatively simple repair procedures, does not need to purchase various materials or singly make a construction site, only needs to clean polishing scraps and floating dust after repair, has very easy subsequent cleaning work, i.e. the repair engineering is simple and easy to operate, and can be repaired by a user at home.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (8)
1. A wall crack bonding strip which is characterized in that: the adhesive strip is used for being stuck to a wall crack;
the bonding strip comprises a first composite layer, a latex grid layer and a second composite layer which are sequentially arranged;
the composite layer is prepared by mixing wall putty powder and emulsion;
the first composite layer or the second composite layer is provided with a rough surface on the outer side for painting wall glue and adhering to the wall.
2. A wall crack bonding strip according to claim 1, characterized in that: the latex grid layer is latex glass fiber grid cloth, and the grid spacing is 5mm multiplied by 5mm;
the thickness of the adhesive strip is 3mm-35mm.
3. A wall crack bonding strip according to claim 1, characterized in that: the wall adhesive is white latex.
4. A preparation method of a wall crack bonding strip is characterized by comprising the following steps: the composite layer of claim 1 is a liquid slurry prepared by mixing the wall putty powder and the emulsion according to the weight gram;
the preparation method comprises the following steps:
(1) Preparing a plane template, sticking a layer of film on the plane, and brushing a layer of liquid slurry on the film to form a first composite layer;
(2) Spreading a layer of latex mesh cloth on the first composite layer, and brushing a layer of liquid slurry on the latex mesh cloth to form a second composite layer;
(3) Carrying out surface roughening treatment on the second composite layer by using rough sand paper to form a rough surface;
(4) And drying for 24 hours to form a finished product, wherein the drying temperature is 10-30 ℃.
5. The method for preparing the wall crack bonding strip according to claim 4, wherein the method comprises the following steps: the wall putty powder comprises, by weight, 218g of styrene, 238g of butyl acrylate, 19.56g of methacrylate, 9.64g of methacrylic acid, 0.5g of sodium bicarbonate, 2.4g of ammonium persulfate, 6.8g of glass fiber sand, 300g of cement, 300g of heavy calcium carbonate, 400g of white stone powder, 3.5g of cellulose, 10g of latex powder and 8g of starch;
the emulsion comprises 8.35g of protective colloid, 18.85g of emulsifying agent and 8.9g of emulsion shaping glue according to parts by weight.
6. The method for preparing the wall crack bonding strip according to claim 5, wherein the method comprises the following steps: the protective colloid is sodium polymethacrylate, and the emulsifier is sodium alkylphenol ether sulfosuccinate.
7. The method for preparing the wall crack bonding strip according to claim 4, wherein the method comprises the following steps: the mixed liquid slurry of the composite layer also comprises 3.2g of dry powder defoamer, 5.7g of early strength agent, 3.1g of water reducer, 2.4g of preservative and 4.5g of anti-cracking fiber.
8. A construction method of a wall crack bonding strip is characterized by comprising the following steps: use of the wall crack bonding strip of any of claims 1-3;
the construction steps are as follows;
(1) Polishing the crack of the wall until the crack disappears, and cleaning up polishing scraps and floating dust at the polished part;
(2) The rough surface of the adhesive strip is coated with wall glue and stuck on the polishing part;
(3) And (3) spraying paint on the surface of the putty powder layer, and naturally standing for 48 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211042013.6A CN117661878A (en) | 2022-08-29 | 2022-08-29 | Wall crack bonding strip and preparation and construction methods thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211042013.6A CN117661878A (en) | 2022-08-29 | 2022-08-29 | Wall crack bonding strip and preparation and construction methods thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117661878A true CN117661878A (en) | 2024-03-08 |
Family
ID=90075700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211042013.6A Pending CN117661878A (en) | 2022-08-29 | 2022-08-29 | Wall crack bonding strip and preparation and construction methods thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117661878A (en) |
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2022
- 2022-08-29 CN CN202211042013.6A patent/CN117661878A/en active Pending
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