High-strength stone bonding material and preparation method and application thereof
阅读说明：本技术 一种高强度石材粘结料及其制备方法、应用 (High-strength stone bonding material and preparation method and application thereof ) 是由 冯黎喆 林志超 张凯 于 2019-10-21 设计创作，主要内容包括：本发明公开了一种高强度石材粘结料,包括以下组分：可分散胶粉30～60份；纤维素醚2～5份；淀粉醚0.5～2份；减水剂1～5份；有机硅粉末10～15份；纳米氧化硅10～15份；水泥300～700份；砂300～700份；该高强度石材粘结料在保证石材粘贴效果的同时,具备良好的抗渗、耐水和耐老化性能,可降低空鼓、脱落等通病问题发生概率10～34％,可降低水斑、泛碱、返锈、泛绿等病变问题发生概率20～40％,极大降低了生产企业和施工企业的成本。(The invention discloses a high-strength stone bonding material which comprises the following components: 30-60 parts of dispersible rubber powder; 2-5 parts of cellulose ether; 0.5-2 parts of starch ether; 1-5 parts of a water reducing agent; 10-15 parts of organic silicon powder; 10-15 parts of nano silicon oxide; 300-700 parts of cement; 300-700 parts of sand; the high-strength stone bonding material has good anti-permeability, water-resistant and anti-aging properties while ensuring the stone bonding effect, can reduce the probability of occurrence of common disease problems such as hollowing and falling by 10-34%, can reduce the probability of occurrence of pathological problems such as water spots, saltpetering, rust returning and greenish discharge by 20-40%, and greatly reduces the cost of production enterprises and construction enterprises.)
1. the high-strength stone bonding material is characterized by comprising the following components:
30-60 parts of dispersible rubber powder;
2-5 parts of cellulose ether;
0.5-2 parts of starch ether;
1-5 parts of a water reducing agent;
10-15 parts of organic silicon powder;
10-15 parts of nano silicon oxide;
300-700 parts of cement;
300-700 parts of sand.
2. a high strength stone binder as defined in claim 1, wherein said dispersible glue powder is vinyl acetate ethylene copolymer.
3. The high strength stone binder as claimed in claim 1, wherein the cellulose ether is any one or more of hydroxyethyl methyl cellulose ether or hydroxypropyl methyl cellulose ether.
4. The high strength stone binder as claimed in claim 1, wherein the starch ether is carboxymethyl starch ether.
5. The high-strength stone binder as claimed in claim 1, wherein the water-reducing agent is a modified polycarboxylic acid high-performance water-reducing agent.
6. The high-strength stone binder as claimed in claim 1, wherein the sand is quartz sand having a particle size of 30-60 mesh.
7. the construction method of the high-strength stone bonding material is characterized by comprising the following construction steps:
1) preparing and stirring a binder, and uniformly mixing and stirring the binder and water according to the mass ratio of 3-4: 1 to form a mixed binder;
2) Leveling a base layer, wherein the base layer is firstly subjected to cement mortar leveling treatment;
3) Scraping the mixed bonding material, namely uniformly scraping the mixed bonding material on the back of the stone;
4) The stone material is spread and pasted on the surface,
5) And (5) maintaining the stone.
8. The method as claimed in claim 7, wherein the step 3) is to uniformly spread the mixed binder on the back surface of the stone and the bonding base layer by using a saw-tooth spatula, and when the mixed binder is spread, the straight edge of the saw-tooth spatula is used to spread the binder evenly, and then the slurry is combed to form full and uninterrupted saw-toothed stripes by using the saw-tooth edge of the spatula at an angle of 45 degrees, and the slurry on the four sides of the stone is complemented and chamfered.
9. the method as claimed in claim 7, wherein the amount of the binder used in the step 4) of applying is 6-12kg/m2。
10. the application of the high-strength stone bonding material in the stone paving construction process.
Technical Field
The invention relates to the technical field of building materials and construction, in particular to a high-strength stone bonding material and a preparation method and application thereof.
Background
The stone is a building material with dual functions of building and decoration, and along with social progress and prosperity of the building market, the application of the stone in the building field is more and more extensive, and the stone also has great development in the decoration field.
However, with the popularization of stone application and the continuous emergence of new varieties, the natural defects and derived problems of the natural materials also become more and more the focus of attention of people, and even prevent people from selecting and applying stone more widely. Although the stone is a hard natural material and consists of a plurality of minerals, the stone has micro-gaps and micro-cracks, so that the stone has water absorbability and air permeability, the traditional bonding material is used, the common problems of hollowing, falling off and the like are often accompanied in the wet sticking process, and the pathological problems of water spots, efflorescence, rust returning, green returning and the like also often appear in the moist and dark places. The problems are particularly obvious in wading areas such as toilets, public swimming pools and public bathing pools and wet areas such as house underground layers, market underground layers and rail transit stations, the decorative effect and the use function of the stone are directly influenced, and huge losses are brought to production enterprises and construction enterprises.
Therefore, the high-strength stone bonding material and the construction method and application thereof are urgently needed, the high-strength stone bonding material has good anti-permeability, water-resistant and anti-aging performances while ensuring the stone bonding effect, can reduce the occurrence probability of common problems such as hollowing and falling by 10-34%, can reduce the occurrence probability of pathological problems such as water spots, saltpetering, rust returning, greenness and the like by 20-40%, and greatly reduce the cost of production enterprises and construction enterprises.
disclosure of Invention
in order to solve the technical problems, the invention provides a high-strength stone bonding material, a construction method and application thereof, the high-strength stone bonding material has good anti-permeability, water-resistant and anti-aging properties while ensuring the stone bonding effect, can reduce the occurrence probability of common disease problems such as hollowing, falling and the like by 10-34%, can reduce the occurrence probability of pathological changes such as water spots, efflorescence, rust return, greenness and the like by 20-40%, and greatly reduces the cost of production enterprises and construction enterprises.
in order to achieve the purpose, the technical scheme of the invention is as follows:
a high-strength stone bonding material comprises the following components:
30-60 parts of dispersible rubber powder;
2-5 parts of cellulose ether;
0.5-2 parts of starch ether;
1-5 parts of a water reducing agent;
10-15 parts of organic silicon powder;
10-15 parts of nano silicon oxide;
300-700 parts of cement;
300-700 parts of sand.
according to the high-strength stone bonding material and the construction method and application thereof provided by the invention, during actual construction, the high-strength stone bonding material is only required to be respectively scraped on the back surface (or) of the stone and the bonding base layer, and interface treatment on the stone (or) and the bonding base layer is not required. By the high-strength stone bonding material, on one hand, the tensile bonding strength and the anti-sliding performance of the bonding layer are greatly improved; on the other hand, a polymer net structure is formed on the bonding interface, so that the bonding strength of the bonding layer and the facing stone, and the bonding strength of the bonding layer and the waterproof layer or the mortar layer is greatly improved. The material has good anti-permeability, water-resistant and anti-aging properties while ensuring the stone pasting effect, can reduce the occurrence probability of common problems such as hollowing, falling and the like by 10-34%, and can reduce the occurrence probability of pathological problems such as water spots, saltpetering, rust returning, greenish and the like by 20-40%. The material does not contain harmful volatile substances such as formaldehyde, TVOC and the like, accords with the national related advices for green environment-friendly building materials, strictly standardizes the green environment-friendly building materials and the green environment-friendly building construction, and has better energy-saving and environment-friendly benefits.
On the basis of the technical scheme, the following improvements can be made:
Preferably, the dispersible rubber powder is vinyl acetate ethylene copolymer.
preferably, the cellulose ether is any one or more of hydroxyethyl methyl cellulose ether or hydroxypropyl methyl cellulose ether.
preferably, the starch ether is carboxymethyl starch ether.
Preferably, the water reducing agent is a modified polycarboxylic acid high-performance water reducing agent.
Preferably, the sand is quartz sand, and the granularity of the quartz sand is 30-60 meshes.
As a preferable scheme, the construction method of the high-strength stone binder comprises the following construction steps:
1) preparing and stirring the binder, wherein the binder comprises the following components: mixing and stirring uniformly water in a mass ratio of 3-4: 1 to form a mixed binder;
2) Leveling a base layer, wherein the base layer is firstly subjected to cement mortar leveling treatment;
3) Scraping the mixed bonding material, namely uniformly scraping the mixed bonding material on the back of the stone;
4) Paving and pasting the stone;
5) And (5) maintaining the stone.
preferably, step 3) uniformly coating the mixed binder on the back surface of the stone and the bonding base layer by using a sawtooth spatula, flatly coating a layer of the binder by using the straight edge of the sawtooth spatula during batch scraping, carding the slurry into full and uninterrupted sawtooth-shaped stripes by using the sawtooth edge of the spatula at an angle of 45 degrees, and complementing and chamfering the slurry on the four sides of the stone.
preferably, the dosage of the binding agent in the paving in the step 4) is 6-12kg/m2。
As a preferred scheme, the high-strength stone bonding material is applied to the stone paving construction process.
Drawings
fig. 1 is a structural diagram of a wall stone paving node provided by an embodiment of the invention;
Fig. 2 is a structural diagram of a dry area ground stone paving node provided by the embodiment of the invention;
fig. 3 is a structure diagram of a wet area ground stone paving node according to an embodiment of the present invention.
Wherein: 1. the wall body structure comprises a wall body structure, 2, a wall curing treating agent layer, 3, a cement mortar leveling layer, 4, a waterproof layer, 5, a binder layer, 6, a stone material layer, 7, a joint mixture, 8, a ground structure, 9, a ground curing treating agent layer, 10.1: 3 semi-dry cement mortar layers and 11, a cement mortar protective layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
in order to achieve the object of the present invention, as shown in fig. 1 to 3, the high strength stone binder of the present embodiment comprises the following components:
30-60 parts of dispersible rubber powder;
2-5 parts of cellulose ether;
0.5-2 parts of starch ether;
1-5 parts of a water reducing agent;
10-15 parts of organic silicon powder;
10-15 parts of nano silicon oxide;
300-700 parts of cement;
300-700 parts of sand.
According to the high-strength stone bonding material and the construction method and application thereof provided by the invention, during actual construction, the high-strength stone bonding material is only required to be respectively scraped on the back surface (or) of the stone and the bonding base layer, and interface treatment on the stone (or) and the bonding base layer is not required. By the high-strength stone bonding material, on one hand, the tensile bonding strength and the anti-sliding performance of the bonding layer are greatly improved; on the other hand, a polymer net structure is formed on the bonding interface, so that the bonding strength of the bonding layer and the facing stone, and the bonding strength of the bonding layer and the waterproof layer or the mortar layer is greatly improved. The material has good anti-permeability, water-resistant and anti-aging properties while ensuring the stone pasting effect, can reduce the occurrence probability of common problems such as hollowing, falling and the like by 10-34%, and can reduce the occurrence probability of pathological problems such as water spots, saltpetering, rust returning, greenish and the like by 20-40%. The material does not contain harmful volatile substances such as formaldehyde, TVOC and the like, accords with the national related advices for green environment-friendly building materials, strictly standardizes the green environment-friendly building materials and the green environment-friendly building construction, and has better energy-saving and environment-friendly benefits.
The organic silicon powder plays a role in increasing the water resistance of the material.
the nano silicon oxide provided by the invention has the effects of improving the bonding strength and increasing the durability.
The Portland cement of the invention is 32.5R or 42.5R, and is preferably 42.5R ordinary Portland cement.
In some embodiments, the dispersible gum powder is a vinyl acetate ethylene copolymer.
By adopting the embodiment, the dispersible rubber powder is composed of vinyl acetate ethylene copolymer, has good tensile bonding strength with an inorganic interface, has good operation performance, and can improve the adhesiveness, flexibility, hydrophobicity and wear resistance of the bonding material. Preferably, the invention uses Wacker naireally RE 5010N, Wacker naireally RI 551Z or Wacker naireally RI554Z, the solid content is 95-98%, and the minimum film forming temperature is 0-4 ℃.
in some embodiments, the cellulose ether is any one or more of hydroxyethyl methyl cellulose ether or hydroxypropyl methyl cellulose ether.
With the above embodiment, the cellulose ether is one of hydroxyethyl methyl cellulose ether or hydroxypropyl methyl cellulose ether. The cellulose ether is used as a water retention agent in the binding material, so that the cement has enough moisture when being hydrated. The solubility and the dehydration of the cellulose ether can ensure the stability and the water-retaining property of the binding material and improve the binding strength with a wall body. Preferably, HedaHPK 100M, viscosity of 80000-120000 mPa.s and pH value of 6.0-8.0 are used in the invention.
in some embodiments, the starch ether is carboxymethyl starch ether.
By adopting the above embodiment, the starch ether is carboxymethyl starch ether. The etherification of the starch improves the viscosity stability, and the ether bond is not easy to hydrolyze under the strong alkaline condition, so the etherification starch has the functions of quick thickening, material anti-sagging capability improvement, operation time extension, water retention improvement and the like in the mortar, has good compatibility with other materials, and is often acted with cellulose ether. Preferably, the invention uses KH 6, emmslem, germany, which has the characteristics of sag resistance, good thickening property and easy scraping.
in some embodiments, the water reducer is a modified polycarboxylic acid high performance water reducer.
By adopting the embodiment, the water reducing agent is a modified polycarboxylic acid high-performance water reducing agent, has high water reducing rate, can enable the binding material to have higher density and strength, can improve the shrinkage and creep properties of the binding agent, and can enable the binding material to have good fluidity. Preferably, the high-performance water reducing agent of the invention uses the Cika 530P or 540P, and the pH value is 10.0-11.0.
in some embodiments, the sand is quartz sand with a particle size of 30-60 mesh.
By adopting the embodiment, the sand is quartz sand, the granularity of the quartz sand is preferably 30-60 meshes, the reasonable grain size grading of the sand enhances the roughness of a bonding interface, and the bonding strength with the stone is improved.
In some embodiments, a method for constructing a high-strength stone binder includes the following steps:
1) Preparing and stirring the binder, wherein the binder comprises the following components: 3-4% of water: 1, uniformly mixing and stirring to form a mixed binding material;
2) Leveling a base layer, wherein the base layer is firstly subjected to cement mortar leveling treatment;
3) Scraping the mixed bonding material, namely uniformly scraping the mixed bonding material on the back of the stone;
4) paving and pasting the stone;
5) and (5) maintaining the stone.
In some embodiments, step 3) uniformly blade-coating the mixed binder on the back surface and the bonding base layer of the stone material by using a saw-tooth spatula, flatly coating the binder by using the straight edge of the saw-tooth spatula during batch scraping, carding the slurry by using the saw-tooth edge of the spatula at an angle of 45 degrees to form full and uninterrupted saw-tooth-shaped stripes, and complementing and chamfering the slurry on the four sides of the stone material.
in some embodiments, the amount of the binder used in the step 4) of paving is 6-12kg/m2。
In some embodiments, the high strength stone binder is used in stone paving applications.
The construction method of the high-strength stone bonding material comprises the following construction steps:
(1) Preparing and stirring the bonding slurry:
A binder was prepared by mass percent of each component as specified in example 1 of table 1 and mixed uniformly using a mechanical mixer in a binder to water mass ratio of 4: 1 to form a mixed binder slurry.
During the stirring process of the mixed bonding slurry, 1 part of water is firstly added into an empty barrel, 2 parts of bonding material is slowly added while stirring, after stirring for 3min, the rest 2 parts of bonding material is slowly added while stirring, and then stirring is carried out for 3 min. Standing the uniformly stirred mixed bonding slurry for 15min, and stirring for 60s for use.
(2) Leveling a base layer:
the base layer is firstly subjected to cement mortar leveling treatment, the thickness is 2cm, and the surface flatness error is not more than 3mm/2 m.
(3) Scraping mixed bonding slurry:
uniformly scraping the mixed bonding slurry on the back of the stone by using a 8mm multiplied by 8mm sawtooth trowel, flatly smearing the slurry by using a straight edge of the sawtooth trowel during batch scraping, then combing the slurry into full and uninterrupted sawtooth stripes by using the sawtooth edge of the trowel at an angle of 45 degrees, and complementing and chamfering the slurry on the four sides of the stone.
(4) Paving and pasting the stone material:
the construction environment temperature is 25 ℃, a flat laying machine is used for pressing the stone to the surface of the base layer, the level is adjusted, the stone is compacted by high-frequency vibration, and the slurry filling rate of the bonding layer is 100%. The thickness of the bonding layer is 5mm, and the dosage of the bonding material is 6kg/m2. When the stone is paved, joints are reasonably arranged according to the specification and the size of the stone, and when the length of the stone is less than 60cm, the joints which are not less than 0.5mm are arranged; when the length of the stone is 60-80 cm, setting a joint not less than 1.0 mm; when the length of the stone is more than 80cm, a seam with the thickness not less than 1.5mm is arranged. The binder extruded in the seams at the seams around the stone is cleaned in time by using tools such as a scraper knife and the like.
(5) Stone maintenance:
after the stone is paved, people are forbidden to get on within 3 days, heavy load is forbidden within 5 days, and gaps can be filled after 10 days. The open protection is adopted, and the stone material is strictly prevented from being covered with airtight materials such as plastic films and the like, and the finished product protection is carried out by naturally opening or covering the airtight materials.
the construction method of the high-strength stone bonding material comprises the following construction steps:
(1) preparing and stirring the bonding slurry:
Binders were prepared in the mass percentages of the components specified in example 2 of table 1 and mixed uniformly using a mechanical mixer in a binder to water mass ratio of 3.5: 1 to form a mixed binder slurry.
during the stirring process of the mixed bonding slurry, 1 part of water is firstly added into an empty barrel, 2 parts of bonding material is slowly added while stirring, after stirring for 3min, the rest 1.5 parts of bonding material is slowly added while stirring, and then stirring is carried out for 2 min. And standing the uniformly stirred mixed bonding slurry for 12min, and stirring for 45s for use.
(2) Leveling a base layer:
The base layer is firstly subjected to cement mortar leveling treatment, the thickness is 3cm, and the surface flatness error is not more than 5mm/2 m.
(3) scraping mixed bonding slurry:
The mixed bonding slurry is uniformly scraped on the back surface and the bonding base layer of the stone by a 10mm multiplied by 10mm sawtooth trowel, the slurry is flatly smeared by one layer by the straight edge of the sawtooth trowel during batch scraping, then the slurry is combed into full and uninterrupted sawtooth-shaped stripes by the sawtooth edge of the trowel at an angle of 45 degrees, and the slurry on the four sides of the stone is complemented and chamfered.
(4) Paving and pasting the stone material:
The construction environment temperature is 20 ℃, a flat laying machine is used for pressing the stone to the surface of the base layer, the level is adjusted, the stone is compacted by high-frequency vibration, and the slurry filling rate of the bonding layer is 100%. The thickness of the bonding layer is 8mm, and the dosage of the bonding material is 10kg/m2. When the stone is paved, joints are reasonably arranged according to the specification and the size of the stone, and when the length of the stone is less than 60cm, the joints which are not less than 0.5mm are arranged; when the length of the stone is 60-80 cm, setting a joint not less than 1.0 mm; when the length of the stone is changedIf the length is greater than 80cm, a seam of not less than 1.5mm is provided. The binder extruded in the seams at the seams around the stone is cleaned in time by using tools such as a scraper knife and the like.
(5) stone maintenance:
after the stone is paved, people are forbidden to get on within 3 days, heavy load is forbidden within 5 days, and gaps can be filled after 10 days. The open protection is adopted, and the stone material is strictly prevented from being covered with airtight materials such as plastic films and the like, and the finished product protection is carried out by naturally opening or covering the airtight materials.
the construction method of the high-strength stone bonding material comprises the following construction steps:
(1) Preparing and stirring the bonding slurry:
A binder was prepared by the mass percentages of the components specified in example 3 of table 1 and was mixed uniformly using a mechanical mixer to form a mixed binder slurry, with the binder to water ratio being 3: 1 by mass.
During the stirring process of the mixed bonding slurry, 1 part of water is firstly added into an empty barrel, 2 parts of bonding material is slowly added while stirring, after stirring for 3min, the rest 1 part of bonding material is slowly added while stirring, and then stirring is carried out for 1 min. Standing the uniformly stirred mixed bonding slurry for 10min, and stirring for 30s for use.
(2) leveling a base layer:
laying a layer 1: 3, leveling and compacting the semi-dry cement mortar with the thickness of 3 cm.
(3) Scraping mixed bonding slurry:
The mixed bonding slurry is uniformly scraped on the back of the stone by a 10mm multiplied by 10mm sawtooth trowel, the slurry is flatly smeared by a layer by using a straight edge of the sawtooth trowel during batch scraping, then the slurry is combed into full and uninterrupted sawtooth stripes by using the sawtooth edge of the trowel at an angle of 45 degrees, and the slurry on the four sides of the stone is complemented and chamfered.
(4) paving and pasting the stone material:
the construction environment temperature is 15 ℃, the stone is pressed on the semi-dry mortar, a rubber hammer is used for lightly knocking, adjusting the level, and righting and compacting, and the full-mortar rate of the bonding layer is 100%. The thickness of the bonding layer is 8mm, and the dosage of the bonding material is 10kg/m2. According to stone when appliedjoints are reasonably arranged according to the specification and size, and when the length of the stone is less than 60cm, the joints of not less than 1.0mm are arranged; when the length of the stone is 60-80 cm, setting a joint not less than 1.5 mm; when the length of the stone is more than 80cm, a seam with the thickness not less than 2.0mm is arranged. The binder extruded in the seams at the seams around the stone is cleaned in time by using tools such as a scraper knife and the like.
(5) Stone maintenance:
after the stone is paved, people are forbidden to get on within 3 days, heavy load is forbidden within 7 days, and gaps can be filled after 14 days. The open protection is adopted, and the stone material is strictly prevented from being covered with airtight materials such as plastic films and the like, and the finished product protection is carried out by naturally opening or covering the airtight materials.
The construction method of the high-strength stone bonding material comprises the following construction steps:
(1) preparing and stirring the bonding slurry:
A binder was prepared by the mass percentages of the components specified in example 4 of table 1 and was mixed uniformly using a mechanical mixer to form a mixed binder slurry, in a binder to water mass ratio of 4: 1.
during the stirring process of the mixed bonding slurry, 1 part of water is firstly added into an empty barrel, 2 parts of bonding material is slowly added while stirring, after stirring for 3min, the rest 2 parts of bonding material is slowly added while stirring, and then stirring is carried out for 3 min. Standing the uniformly stirred mixed bonding slurry for 15min, and stirring for 60s for use.
(2) Leveling a base layer:
Laying a layer 1: 3, leveling and compacting the semi-dry cement mortar with the thickness of 5 cm.
(3) Scraping mixed bonding slurry:
uniformly scraping the mixed bonding slurry on the back surface of the stone by using a 12mm multiplied by 12mm sawtooth trowel, flatly smearing the slurry by using a straight edge of the sawtooth trowel during batch scraping, then combing the slurry into full and uninterrupted sawtooth stripes by using the sawtooth edges of the trowel at an angle of 45 degrees, and complementing and chamfering the slurry on the four sides of the stone.
(4) paving and pasting the stone material:
the construction environment temperature is 10 ℃, and the stone is pressed to the base layer by using a flat paving machineAnd (5) adjusting the surface, leveling, compacting by high-frequency vibration, and setting the full pulp rate of the bonding layer to be 100%. The thickness of the bonding layer is 10mm, and the dosage of the bonding material is 12kg/m2. When the stone is paved, joints are reasonably arranged according to the specification and the size of the stone, and when the length of the stone is less than 60cm, the joints which are not less than 1.0mm are arranged; when the length of the stone is 60-80 cm, setting a joint not less than 1.5 mm; when the length of the stone is more than 80cm, a seam with the thickness not less than 2.0mm is arranged. The binder extruded in the seams at the seams around the stone is cleaned in time by using tools such as a scraper knife and the like.
(5) stone maintenance:
After the stone is paved, people are forbidden to get on within 3 days, heavy load is forbidden within 7 days, and gaps can be filled after 14 days. The open protection is adopted, and the stone material is strictly prevented from being covered with airtight materials such as plastic films and the like, and the finished product protection is carried out by naturally opening or covering the airtight materials.
the construction method of the high-strength stone bonding material comprises the following construction steps:
(1) Preparing and stirring the bonding slurry:
A binder was prepared by the mass percentages of the components specified in example 5 of table 1 and was mixed uniformly using a mechanical mixer to form a mixed binder slurry, with a binder to water mass ratio of 3: 1.
During the stirring process of the mixed bonding slurry, 1 part of water is firstly added into an empty barrel, 2 parts of bonding material is slowly added while stirring, after stirring for 3min, the rest 1 part of bonding material is slowly added while stirring, and then stirring is carried out for 1 min. Standing the uniformly stirred mixed bonding slurry for 10min, and stirring for 30s for use.
(2) Leveling a base layer:
and (3) firstly, carrying out fine stone concrete leveling treatment on the base layer, wherein the thickness is 4cm, and the surface flatness error is not more than 8mm/2 m.
(3) Scraping mixed bonding slurry:
uniformly scraping the mixed bonding slurry on the back surface of the stone and a bonding base layer by using a 12mm multiplied by 12mm sawtooth trowel, flatly smearing the slurry by using a straight edge of the sawtooth trowel during batch scraping, then carding the slurry into full and uninterrupted sawtooth stripes by using the sawtooth edge of the trowel at an angle of 45 degrees, and complementing and chamfering the slurry on four sides of the stone.
(4) Paving and pasting the stone material:
The construction environment temperature is 30 ℃, the stone is pressed on the surface of the base layer, a rubber hammer is used for lightly knocking, adjusting the level, and righting and compacting, and the full-pulp rate of the bonding layer is 100%. The thickness of the bonding layer is 10mm, and the dosage of the bonding material is 12kg/m2. When the stone is paved, joints are reasonably arranged according to the specification and the size of the stone, and when the length of the stone is less than 60cm, the joints which are not less than 0.5mm are arranged; when the length of the stone is 60-80 cm, setting a joint not less than 1.0 mm; when the length of the stone is more than 80cm, a seam with the thickness not less than 1.5mm is arranged. The binder extruded in the seams at the seams around the stone is cleaned in time by using tools such as a scraper knife and the like.
(5) Stone maintenance:
After the stone is paved, people are forbidden to get on within 3 days, heavy load is forbidden within 5 days, and gaps can be filled after 10 days. The open protection is adopted, and the stone material is strictly prevented from being covered with airtight materials such as plastic films and the like, and the finished product protection is carried out by naturally opening or covering the airtight materials.
The invention provides a high-strength stone bonding material and a construction method and application thereof.
On one hand, the tensile bonding strength and the anti-sliding performance of the bonding layer are greatly improved; on the other hand, a polymer net structure is formed on the bonding interface, so that the bonding strength of the bonding layer and the facing stone, and the bonding strength of the bonding layer and the waterproof layer or the mortar layer is greatly improved.
The invention has good anti-permeability, water-resistant and aging-resistant performances while ensuring the stone pasting effect, and is durable in use; and harmful volatile substances such as formaldehyde, TVOC (total volatile organic compound) and the like are not contained, so that the energy-saving environment-friendly building block is energy-saving and environment-friendly, the construction period is short, and the cost performance is high.
A wall stone paving node structure comprises: the wall structure 1 is characterized in that a wall curing agent layer 2, a cement mortar leveling layer 3, a waterproof layer 4, a bonding material layer 5 and a stone material layer 6 are sequentially arranged on the surface layer of the wall structure 1 from inside to outside, and joint filling agents 7 are filled at joints among stones on the stone material layer 6.
the utility model provides a dry zone ground stone material is spread and is pasted node structure, includes: the ground structure 8 is characterized in that a ground solidification treating agent layer 9, a 1: 3 semi-dry cement mortar layer 10, a bonding material layer 5 and a stone material layer 6 are sequentially arranged on the surface layer of the ground structure 8 from inside to outside, and joint filling agents 7 are filled at joints among stones on the stone material layer 6.
The utility model provides a wet district ground stone material is spread and is pasted node structure, includes: the floor structure 8 is characterized in that a ground solidification treating agent layer 9, a cement mortar leveling layer 3, a waterproof layer 4, a cement mortar protective layer 11, a bonding material layer 5 and a stone material layer 6 are sequentially arranged on the surface layer of the floor structure 8 from inside to outside, and joint filling agents 7 are filled at joints among stones on the stone material layer 6.
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