The characteristics of decorative mortar and application prospects 1. Decorative mortar as an external decorative material The traditional decorative mortar (Coloure Stucco), which is a fairly ancient, exterior wall plastering and decorative material. Hundreds of years of history. This product is mainly composed of cement, sand, lime, gypsum, calcium powder, clay and other inorganic natural materials. After mixing with water at the construction site, it is applied to the surface of the substrate materials such as masonry, concrete. Color -decorative mortar is mixed with a certain amount of mineral pigments in the material and applied to the surface of the building for decoration. Traditional decorative mortar is used as raw materials because of the use of inorganic natural mineral materials with good weather resistance, so that the product has good physical characteristics, excellent durability, quaint and natural and colorful decorative effects. In Europe and other regions, many buildings decorated with their decorations have been in storms for hundreds of years, and they are still intact. So far, Stucco is also known as Spain or colonial style in the United States. , although the traditional decorative mortar has a long history and widely used, the traditional decorative mortar is a purely inorganic material mainly based on cement base. Throwing cracks and other issues. In order to overcome these defects, applicants with traditional decorative mortar have mixed with fiber and colloidal materials in the materials, the purpose is to improve the anti -cracking and easyness of decorative mortar. Since the 1980s, with the emergence of polymer modified mortar technology, a variety of polymer materials and additives are mixed into the decorative mortar. The physical mechanical properties of the material have been significantly improved, especially elasticity and durability. The civilian residential building in North America generally uses a three -story decorative mortar system, which is
: (1) waterproof film with water resistance and anti -seepage function. It ensures that it is outside the system. The infiltrated water can run along the drainage system at the bottom of the groove on the waterproof membrane to protect the wood and gypsum walls; (2) the metal mesh and cracking mortar. The first layer of cement mortar is directly applied to the metal network, which is often called ash. The ash is generally rough to enhance the coating of the plastering layer on it. /8 inch and 3/8 INCH; (3) are decorative mortar with a thickness of 1/8 inch. Foreign decorative mortar companies often have dozens of colors and three specifications of colors and thick, medium and thin specifications for customers to choose from. The decorative mortar can adopt the method of applying or spraying. The application method The decoration and spraying is a more effective exterior wall decoration technology. The product can be a delicate product containing only cement, lime and other additives It can be used well with water at the scene. This product can be sprayed directly on the surface of the existing insulation wall by spraying and other methods to adjust the color of the decorative mortar without affecting its surface texture. Most of its use is to find color for the repair place, covering the pollution and even reworching the entire building. The decorative mortar has been widely used in various building decorations in Europe, America, Japan, and South Korea, especially the inner and outer walls of civilian houses. The decorative mortar decoration has almost become a fashion. 2, decorative mortar as an outer wall insulation system decorative material color polymer decoration mortar has many unique advantages of exterior wall paint a, anti -cracking decorative mortar and and decorative mortar and mortar and mortar and mortar and mortar and Like the bonding mortar and cracking mortar in the thermal insulation system, it is also the inorganic silicate material mainly based on cement base. Matching each other to avoid stress cracks caused by difference deformation. The elasticity of the decorative surface layer absorbs the stress deformation caused by the stability of the building and the thermal expansion and contraction of the wall. The polymer dried powder sand is an elastic structure. After painting, it will not cause cracking due to the cold and heat of the weather. It is painted on the appearance of the building, just like putting a elastic waterproof and insulation for the building Chu. Because of its thicker coating, it is generally more than 1-1.5 mm. The waterproof and leak-proof effect is particularly good. It has a more protective function of the insulation system than ordinary coatings. Block, with special toughness. B, durability The decorative mortar is the same -nature product as a polymer mortar. It uses natural minerals mixed with the mortar. Ultraviolet, aging, fading and yellowing ability are better than ordinary coatings made of organic synthetic pigments. Especially because the color is mixed with the decorative mortar to form a passing coating of about two millimeters of thickness. Even if the epidermis is scratched, the interior is still unchanged. The aggregate of the color decorative surface mortar consists of silicon sand. Its wear -resistant and impact resistance is superior to ordinary coating layers. Because the average thickness of the decorative mortar is 1mm, it is about 10 times the ordinary coating, which is equivalent A thick protective layer is covered outside the insulation system, which cushion the stress caused by the deformation of the structure due to temperature changes, avoiding the damage of the insulation system caused by natural disasters such as rain, snow, frozen, fusion, dryness, and humidity circulation, reducing it, reducing it, reducing it The erosion of harmful gases and ultraviolet rays in the air. Therefore, as long as the quality and thickness can be guaranteed, the decorative mortar can effectively prevent and reduce the temperature deformation of the thermal insulation system, and effectively eliminate the microcosmpture of the surface of the thermal insulation system. Make the insulation system does not need to be brushed again during its use. c, compatibility The color decorative mortar and plastering mortar after the polymer modified. D, environmental protection e new, water -resistant water resistance The material has the function of water blocking and vapor. f, outstanding texture, returning to Zhenzhen strong decorative g, flame retardant and safety H, economic, cost -effective i, adhesion and constructionability J, energy conservation and emission reduction in the production process products can be constructed on any construction surface. As long as the construction surface is flat, it can be firmly attached to it to form coatings. Or the tolerance of rolling construction is excellent. As long as the wall humidity is not greater than 90%, construction can be performed. Construction at the environment of 25OC, the relative humidity is less than 75%of the environment. This coating can be specially used in old buildings, and old buildings have old buildings. No matter what kind of materials such as cement, lime, tiles, etc., as long as the surface of the wall is smooth and flat, the paint can be renovated. If It is a larger seam between the tiles. Fill the seam with dry powder mortar to flatten, and then build it. There is no need to cut off the old tiles, nor scrape the primer on the surface of the old tiles. 6. Guiding ideas and technical routes of decorative mortar research How to ensure the quality of the energy -saving exterior insulation system of the building is the goal of all colleagues committed to the development of energy conservation. To do a good job of the exterior wall insulation project, we cannot simply regard it as a competition for interests. It should be seen that it is responsible for environmental protection and energy conservation, and should pay attention to all aspects that affect the quality. 1. Key technology (1) Differential scattered rubber powder The insulation and decorative system (EIFS) outside the outer wall. Using re -dispersible glue powder can improve the bonding strength of a single group of powder polymer modified mortar, protective layer and noodle mortar. Polymer mortar is the core technology of the EIFS system. The bonding mortar can improve the adhesion strength, flexibility, and the impact strength and low water absorption after the substrate and polybine plate; the noodle mortar can play a good decorative effect, waterproof and breathable. The protective layer in the thermal insulation layer can give the system a certain strength and elasticity, so that the system can withstand certain external force collisions, and undergo temperature changes such as heat and cold, freezing, exposure, and rain. With high flexibility (cracking and response), good waterproof performance and breathable performance. Glass fiber mesh cloth should have high anti -anti -anti -slip capacity, node resistance, and lower extension rates.
Formula:
The cement base decorative mortar has a lower cost than paint (including putty) or tiles, and the decoration effect is diverse. Cement-based decorative mortar formula:
ordinary silicate cement, white cement or gray 10-20 calcium carbonate 0-15 Quartz sand The balance to 100 pigment 0-5 0.2-0.4 starch ether 0.01-0.03 Gel powder 1.5-4 Total: 100
Decoration mortar is mainly composed of inorganic natural materials such as cement, sand, lime, gypsum, calcium powder, clay, and adds a certain amount of mineral pigments to decorate the surface of the building. The history of decorative mortar in Europe is a more ancient and exterior wall plastering decorative material. The decorative mortar is used as raw materials because of the use of well -resistant inorganic natural mineral materials, so that the product has good physical characteristics, excellent durability, quaint and natural, and colorful decorative effects. The advent of diversified latex powder has further improved the tensile strength, elasticity, contraction and other properties of decorative mortar. With the development of society and the progress of human beings, people's awareness of environmental protection has gradually increased. In the last century, the insulation and noodle systems on the outside of the European exterior wall were widely used. The best choice of the nesting layer has become an important part of the system. In the 1970s and 1980s, South Korea and Japan also introduced the insulation and decoration system of the outer wall, and have been vigorously promoted. The decorative mortar is also due to the good adaptability, excellent performance, and quaint appearance of its well -insulated system. Welcome. The history of decorating the mortar in my country has not been developed rapidly in the past two years. Compared with other facial decoration materials, the decorative mortar has the following characteristics: the components of the exterior wall insulation system should have physical chemical stability. All composition materials should be Compatible with each other, decorating the mortar is a kind of inorganic material, which is consistent with the composition of the composition, so there is no mutual corrosion between the materials and the adhesion and adhesion between the two materials is very good; the decorative mortar has a good temperature resistance resistance Degeneration will not crack because of the huge temperature of temperature, which provides good protection for the thermal insulation system; adding a certain characteristic can be dispersed with certain characteristics to the decorative mortar, so that the mortar has a certain degree of flexibility, which can ensure that repeated deformation conditions can be re -deformed. There will be no fatigue damage underneath, causing cracks. The decorative mortar has a good cracking resistance; the main raw materials for decorating the mortar are inorganic silica and silicon sand, and the pigments used are also no mechanical iron oxide pigments. One of the major features of inorganic materials is that they are resistant to durability, long service life, and can be tested for hundreds of years. The interior of the decorative mortar is a porous structure, and the polymer component plays a role in improving the pores. In this way, water vapor molecules as small molecules can pass freely, but the molecules of large molecules cannot pass through. Decorative mortar is an inorganic material, which is non -flammable. It can prevent the wall from eroding the inward erosion inwardly.在防火性这点上，装饰砂浆具有其他饰面层不可比拟的优势；装饰砂浆使用氧化铁等无机颜料进行整体染色，所以颜色耐久性强不易褪色，而且色彩并不像涂料那样炫目，给人A sense of simplicity and connotation; more than 95%of the material decorative mortar is inorganic materials, no task volatile substance, and a non -toxic green environmental protection building material. At this stage, some villas, high -end office buildings, and commercial and residential buildings in many cities have begun to use decorative mortar for external surface decoration. Received good decoration effects. The diatom earth mortar has entered ordinary families. The continuous improvement, decorative mortar will inevitably become the most important material for external decoration because of its excellent cost performance.
Decorative mortar refers to a mortar used as a building. It is a special form of decorative forms at the same time as the noodles, and the surface decoration is obtained by various processing treatment to meet the aesthetic needs. The decorative mortar surface can be divided into two categories, namely the slope decorative surface and the stone pupae decorative surface. The slurry jewelry is the color, line, and texture of the surface decoration of color, lines, and texture through the color of cement mortar or cement mortar surface shape. This decorative surface is mixed with various colored stone pheasants as aggregate in the cement mortar, prepared into the surface of the wall at the wall of the wall, and then removed the surface with water washing, ax chop, water milling and other means to remove the surface. Cement pulp, showing the color of the color and texture of the stone. Themaggrimum materials used in decorative mortar are basically the same as ordinary surface mortar, but the slope decorative surface uses white cement and add various pigments. Olia has three independent production workshops, independent laboratories, model rooms, and has more than ten sets of high -speed dry powder mortar mixing machines. The daily single class output is 500 tons.
The characteristics of decorative mortar and application prospects 1. Decorative mortar as an external decorative material
The traditional decorative mortar (Coloure Stucco), which is a fairly ancient, exterior wall plastering and decorative material. Hundreds of years of history. This product is mainly composed of cement, sand, lime, gypsum, calcium powder, clay and other inorganic natural materials. After mixing with water at the construction site, it is applied to the surface of the substrate materials such as masonry, concrete. Color -decorative mortar is mixed with a certain amount of mineral pigments in the material and applied to the surface of the building for decoration. Traditional decorative mortar is used as raw materials because of the use of inorganic natural mineral materials with good weather resistance, so that the product has good physical characteristics, excellent durability, quaint and natural and colorful decorative effects. In Europe and other regions, many buildings decorated with their decorations have been in storms for hundreds of years, and they are still intact. So far, Stucco is also known as Spain or colonial style in the United States.
, although the traditional decorative mortar has a long history and widely used, the traditional decorative mortar is a purely inorganic material mainly based on cement base. Throwing cracks and other issues. In order to overcome these defects, applicants with traditional decorative mortar have mixed with fiber and colloidal materials in the materials, the purpose is to improve the anti -cracking and easyness of decorative mortar. Since the 1980s, with the emergence of polymer modified mortar technology, a variety of polymer materials and additives are mixed into the decorative mortar. The physical mechanical properties of the material have been significantly improved, especially elasticity and durability.
The civilian residential building in North America generally uses a three -story decorative mortar system, which is
: (1) waterproof film with water resistance and anti -seepage function. It ensures that it is outside the system. The infiltrated water can run along the drainage system at the bottom of the groove on the waterproof membrane to protect the wood and gypsum walls; (2) the metal mesh and cracking mortar. The first layer of cement mortar is directly applied to the metal network, which is often called ash. The ash is generally rough to enhance the coating of the plastering layer on it. /8 inch and 3/8 INCH; (3) are decorative mortar with a thickness of 1/8 inch. Foreign decorative mortar companies often have dozens of colors and three specifications of colors and thick, medium and thin specifications for customers to choose from.
The decorative mortar can adopt the method of applying or spraying. The application method
The decoration and spraying is a more effective exterior wall decoration technology. The product can be a delicate product containing only cement, lime and other additives It can be used well with water at the scene. This product can be sprayed directly on the surface of the existing insulation wall by spraying and other methods to adjust the color of the decorative mortar without affecting its surface texture. Most of its use is to find color for the repair place, covering the pollution and even reworching the entire building.
The decorative mortar has been widely used in various building decorations in Europe, America, Japan, and South Korea, especially the inner and outer walls of civilian houses. The decorative mortar decoration has almost become a fashion.
2, decorative mortar as an outer wall insulation system decorative material
color polymer decoration mortar has many unique advantages of exterior wall paint
a, anti -cracking
decorative mortar and and decorative mortar and mortar and mortar and mortar and mortar and Like the bonding mortar and cracking mortar in the thermal insulation system, it is also the inorganic silicate material mainly based on cement base. Matching each other to avoid stress cracks caused by difference deformation. The elasticity of the decorative surface layer absorbs the stress deformation caused by the stability of the building and the thermal expansion and contraction of the wall.
The polymer dried powder sand is an elastic structure. After painting, it will not cause cracking due to the cold and heat of the weather. It is painted on the appearance of the building, just like putting a elastic waterproof and insulation for the building Chu. Because of its thicker coating, it is generally more than 1-1.5 mm. The waterproof and leak-proof effect is particularly good. It has a more protective function of the insulation system than ordinary coatings. Block, with special toughness.
B, durability
The decorative mortar is the same -nature product as a polymer mortar. It uses natural minerals mixed with the mortar. Ultraviolet, aging, fading and yellowing ability are better than ordinary coatings made of organic synthetic pigments. Especially because the color is mixed with the decorative mortar to form a passing coating of about two millimeters of thickness. Even if the epidermis is scratched, the interior is still unchanged.
The aggregate of the color decorative surface mortar consists of silicon sand. Its wear -resistant and impact resistance is superior to ordinary coating layers. Because the average thickness of the decorative mortar is 1mm, it is about 10 times the ordinary coating, which is equivalent A thick protective layer is covered outside the insulation system, which cushion the stress caused by the deformation of the structure due to temperature changes, avoiding the damage of the insulation system caused by natural disasters such as rain, snow, frozen, fusion, dryness, and humidity circulation, reducing it, reducing it, reducing it The erosion of harmful gases and ultraviolet rays in the air. Therefore, as long as the quality and thickness can be guaranteed, the decorative mortar can effectively prevent and reduce the temperature deformation of the thermal insulation system, and effectively eliminate the microcosmpture of the surface of the thermal insulation system. Make the insulation system does not need to be brushed again during its use.
c, compatibility
The color decorative mortar and plastering mortar after the polymer modified.
D, environmental protection
e new, water -resistant water resistance
The material has the function of water blocking and vapor.
f, outstanding texture, returning to Zhenzhen
strong decorative
g, flame retardant and safety
H, economic, cost -effective
i, adhesion and constructionability
J, energy conservation and emission reduction in the production process
products can be constructed on any construction surface. As long as the construction surface is flat, it can be firmly attached to it to form coatings. Or the tolerance of rolling construction is excellent. As long as the wall humidity is not greater than 90%, construction can be performed. Construction at the environment of 25OC, the relative humidity is less than 75%of the environment.
This coating can be specially used in old buildings, and old buildings have old buildings. No matter what kind of materials such as cement, lime, tiles, etc., as long as the surface of the wall is smooth and flat, the paint can be renovated. If It is a larger seam between the tiles. Fill the seam with dry powder mortar to flatten, and then build it. There is no need to cut off the old tiles, nor scrape the primer on the surface of the old tiles.
6. Guiding ideas and technical routes of decorative mortar research
How to ensure the quality of the energy -saving exterior insulation system of the building is the goal of all colleagues committed to the development of energy conservation. To do a good job of the exterior wall insulation project, we cannot simply regard it as a competition for interests. It should be seen that it is responsible for environmental protection and energy conservation, and should pay attention to all aspects that affect the quality.
1. Key technology
(1) Differential scattered rubber powder
The insulation and decorative system (EIFS) outside the outer wall. Using re -dispersible glue powder can improve the bonding strength of a single group of powder polymer modified mortar, protective layer and noodle mortar. Polymer mortar is the core technology of the EIFS system. The bonding mortar can improve the adhesion strength, flexibility, and the impact strength and low water absorption after the substrate and polybine plate; the noodle mortar can play a good decorative effect, waterproof and breathable. The protective layer in the thermal insulation layer can give the system a certain strength and elasticity, so that the system can withstand certain external force collisions, and undergo temperature changes such as heat and cold, freezing, exposure, and rain. With high flexibility (cracking and response), good waterproof performance and breathable performance. Glass fiber mesh cloth should have high anti -anti -anti -slip capacity, node resistance, and lower extension rates.
Formula:
The cement base decorative mortar has a lower cost than paint (including putty) or tiles, and the decoration effect is diverse.
Cement-based decorative mortar formula:
ordinary silicate cement, white cement or gray 10-20
calcium carbonate 0-15
Quartz sand
The balance to 100
pigment 0-5
0.2-0.4
starch ether 0.01-0.03
Gel powder 1.5-4
Total: 100
, Specific doping requires more experiments.
Decoration mortar is mainly composed of inorganic natural materials such as cement, sand, lime, gypsum, calcium powder, clay, and adds a certain amount of mineral pigments to decorate the surface of the building. The history of decorative mortar in Europe is a more ancient and exterior wall plastering decorative material. The decorative mortar is used as raw materials because of the use of well -resistant inorganic natural mineral materials, so that the product has good physical characteristics, excellent durability, quaint and natural, and colorful decorative effects. The advent of diversified latex powder has further improved the tensile strength, elasticity, contraction and other properties of decorative mortar. With the development of society and the progress of human beings, people's awareness of environmental protection has gradually increased. In the last century, the insulation and noodle systems on the outside of the European exterior wall were widely used. The best choice of the nesting layer has become an important part of the system. In the 1970s and 1980s, South Korea and Japan also introduced the insulation and decoration system of the outer wall, and have been vigorously promoted. The decorative mortar is also due to the good adaptability, excellent performance, and quaint appearance of its well -insulated system. Welcome. The history of decorating the mortar in my country has not been developed rapidly in the past two years. Compared with other facial decoration materials, the decorative mortar has the following characteristics: the components of the exterior wall insulation system should have physical chemical stability. All composition materials should be Compatible with each other, decorating the mortar is a kind of inorganic material, which is consistent with the composition of the composition, so there is no mutual corrosion between the materials and the adhesion and adhesion between the two materials is very good; the decorative mortar has a good temperature resistance resistance Degeneration will not crack because of the huge temperature of temperature, which provides good protection for the thermal insulation system; adding a certain characteristic can be dispersed with certain characteristics to the decorative mortar, so that the mortar has a certain degree of flexibility, which can ensure that repeated deformation conditions can be re -deformed. There will be no fatigue damage underneath, causing cracks. The decorative mortar has a good cracking resistance; the main raw materials for decorating the mortar are inorganic silica and silicon sand, and the pigments used are also no mechanical iron oxide pigments. One of the major features of inorganic materials is that they are resistant to durability, long service life, and can be tested for hundreds of years. The interior of the decorative mortar is a porous structure, and the polymer component plays a role in improving the pores. In this way, water vapor molecules as small molecules can pass freely, but the molecules of large molecules cannot pass through. Decorative mortar is an inorganic material, which is non -flammable. It can prevent the wall from eroding the inward erosion inwardly.在防火性这点上，装饰砂浆具有其他饰面层不可比拟的优势；装饰砂浆使用氧化铁等无机颜料进行整体染色，所以颜色耐久性强不易褪色，而且色彩并不像涂料那样炫目，给人A sense of simplicity and connotation; more than 95%of the material decorative mortar is inorganic materials, no task volatile substance, and a non -toxic green environmental protection building material. At this stage, some villas, high -end office buildings, and commercial and residential buildings in many cities have begun to use decorative mortar for external surface decoration. Received good decoration effects. The diatom earth mortar has entered ordinary families. The continuous improvement, decorative mortar will inevitably become the most important material for external decoration because of its excellent cost performance.
Decorative mortar refers to a mortar used as a building. It is a special form of decorative forms at the same time as the noodles, and the surface decoration is obtained by various processing treatment to meet the aesthetic needs.
The decorative mortar surface can be divided into two categories, namely the slope decorative surface and the stone pupae decorative surface.
The slurry jewelry is the color, line, and texture of the surface decoration of color, lines, and texture through the color of cement mortar or cement mortar surface shape.
This decorative surface is mixed with various colored stone pheasants as aggregate in the cement mortar, prepared into the surface of the wall at the wall of the wall, and then removed the surface with water washing, ax chop, water milling and other means to remove the surface. Cement pulp, showing the color of the color and texture of the stone.
Themaggrimum materials used in decorative mortar are basically the same as ordinary surface mortar, but the slope decorative surface uses white cement and add various pigments.
Olia has three independent production workshops, independent laboratories, model rooms, and has more than ten sets of high -speed dry powder mortar mixing machines. The daily single class output is 500 tons.