CN113912359A - High-toughness tile back glue and preparation method thereof - Google Patents
High-toughness tile back glue and preparation method thereof Download PDFInfo
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- CN113912359A CN113912359A CN202111428788.2A CN202111428788A CN113912359A CN 113912359 A CN113912359 A CN 113912359A CN 202111428788 A CN202111428788 A CN 202111428788A CN 113912359 A CN113912359 A CN 113912359A
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- 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
- C04B28/02—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 containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
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- 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
- C04B2111/00637—Uses not provided for elsewhere in C04B2111/00 as glue or binder for uniting building or structural materials
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- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/10—Mortars, concrete or artificial stone characterised by specific physical values for the viscosity
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- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The application provides a high tenacity ceramic tile gum comprises powder, emulsion two ingredients, according to the powder when using: mixing the emulsion in a ratio of 2: 1; the powder comprises the following raw material components in parts by weight: 48-55 parts of inorganic binder, 44-51 parts of inorganic aggregate and 1-2 parts of organic binding material; the emulsion is composed of water-soluble high molecular material, and the high molecular material exists in the form of copolymerization macro-molecular group. The high-toughness tile adhesive provided by the invention has the characteristics of water impermeability, strong toughness (elasticity) and strong surface activity (adhesive force), and can effectively avoid the moisture absorption and expansion of a tile blank so as to avoid the cracking in the later stage of tile laying.
Description
Technical Field
The application relates to the field of ceramic tile back glue, in particular to high-toughness ceramic tile back glue and a preparation method thereof.
Background
Ceramic tiles are one of the most widely used building and decoration materials for home and engineering, however, the phenomenon of tile peeling occurs frequently, and the ceramic tiles become a hot point of social attention.
The problems of later cracking are not effectively solved, so that the phenomena of wall body water permeation, wall surface peeling and the like are very common, and the common problem of ceramic tile production and application construction is always solved. The main causes of the later cracking of the inner wall brick are two.
The first is the quality problem of the tile itself, due to the difference in thermal expansion coefficients of the tile glaze and the body, microcracks of the glaze occur with the release of energy over time.
The second reason is that the ceramic tile is subjected to moisture absorption and expansion (the water absorption of the inner wall tile is about 18 percent), and the shrinkage difference of the paving material causes later-stage cracking in application.
Disclosure of Invention
The application mainly aims to provide the high-toughness tile back glue which is impermeable, high in elasticity (high in toughness) and capable of preventing later cracking of the tile, and the preparation method of the high-toughness tile back glue is provided, and aims to solve the problem that the later cracking is caused due to the fact that the tile back glue absorbs moisture because of the fact that the tile back glue is not waterproof in the prior art.
In order to achieve the purpose, the application provides a high-toughness tile back glue and a preparation method thereof.
The application provides a high tenacity ceramic tile gum comprises powder, emulsion two ingredients, according to the powder when using: mixing the emulsion at a ratio of 1.8-2.2: 1; the powder comprises the following raw material components in parts by weight: 48-55 parts of cement inorganic binder, 44-51 parts of inorganic aggregate and 0.5-1 part of cellulose organic binder; the emulsion is composed of water-soluble high molecular material, and the high molecular material exists in the form of copolymerization macro-molecular group.
The emulsion in the technical scheme is composed of water-soluble high polymer materials, wherein the high polymer materials exist in a copolymerization macromolecular group form, and the copolymerization macromolecular group only means that molecules can be connected through Van der Waals force to form the copolymerization macromolecular group. The ceramic tile back glue adopts powder and emulsion as two components, after the two components are mixed, the polymer clusters in the emulsion are taken as a core, the polymer clusters are mutually adhered to form a three-dimensional network organic film, and inorganic aggregate is wrapped, so that a connected sheet whole taking a polymer material as a fascia is obtained, and finally the characteristics of water impermeability, strong elasticity (toughness) and the like of the material are realized. Compared in the copolymerization polymer group that ordinary ceramic tile glued and present the free form, can not form between each other and use the polymer group to be the even piece of manadesma whole, this technical scheme makes the ceramic tile gum realize waterproof, the strong characteristic of elasticity (toughness) on guaranteeing to have good surface activity (adhesive force) strong basis, and guarantee ceramic tile gum and ceramic tile, basic unit have the condition of good bonding ability under avoid the ceramic tile to spread the later stage problem of splits.
Preferably, the high molecular material includes styrene-acrylic emulsion, small molecular group acrylic emulsion and vinylon resin.
Preferably, the styrene-acrylic emulsion comprises the following components in parts by mass: (the small molecular group acrylic emulsion and the vinylon resin) is 3.5-5: 1.
When the styrene-acrylic emulsion is a linear high molecular compound, the acrylic emulsion is a small molecular group and the vinylon resin is matched and used cooperatively, the small molecular group acrylic is taken as a linking point after mixing, and the styrene-acrylic and the vinylon resin are connected through Van der Waals force, so that a firmer fascia connecting sheet whole can be formed, and when the styrene-acrylic emulsion is measured in parts by mass: when the ratio of the small molecular group acrylic emulsion to the vinylon resin is 3.5-5: 1, the fascia connecting sheet structure is firmer.
Preferably, the styrene-acrylic emulsion comprises nanoscale inorganic aggregate, and the content range of the inorganic aggregate is as follows by mass percent: 35 to 45 percent.
Preferably, the small molecular group acrylic emulsion comprises a particle size range of: 50-120nm, and the content ranges are as follows by mass percent: 30-40% of the inorganic aggregate.
The polymer material is filled with part of nano-level inorganic aggregate to form uniform suspension without agglomeration, and the internal structure of the polymer material is nano-inorganic aggregate as filler, so that organic matters are uniformly dispersed around inorganic particles to form a three-dimensional 3d network structure
Preferably, the polymer material comprises the following components in percentage by mass: 60-68% of styrene-acrylic emulsion, 7-13% of small molecular group acrylic emulsion, 3-7% of vinylon resin, 1-2% of defoaming agent and 18-23% of water. The mutual dispersibility of the inorganic material and the organic material is reduced due to the overlarge size of the copolymerized polymer group; the sizes of the copolymerized polymer groups are too small, the tendon connection capacity of the organic film is weak, and the copolymerized polymer groups with the optimal sizes can be obtained by introducing proper amounts of the small-molecule-group acrylic emulsion and the vinylon resin in the technical scheme, so that a very good integral structure of fascia is obtained.
Preferably, the inorganic aggregate is a combination of quartz sand and more than one of silica fume, fly ash or slag powder.
Preferably, the cellulose-based organic binder material is composed of 0.3 to 0.6 parts of hydroxypropyl methylcellulose ether having a viscosity of 400 mPas and 0.2 to 0.4 parts of hydroxypropyl methylcellulose ether having a viscosity of 40000 mPas.
Preferably, the cementitious inorganic binder comprises portland cement and high strength cement having a strength greater than C60.
The application also provides a preparation method of the high-toughness tile back glue, which comprises the following steps:
s1, preparing powder by mixing the powder raw materials and stirring and mixing;
s2, blending the polymer raw materials, and stirring and mixing;
s3, carrying out ultrasonic emulsification on the macromolecular raw material obtained in the step S2 to complete the preparation of the emulsion.
Preferably, the phacoemulsification time of step S3 is: 1.0-1.5 hours, the ultrasonic frequency range is: 15-28 KHZ.
The emulsion component of the technical scheme adopts an ultrasonic emulsification technology, and compared with the existing mechanical stirring process, the method can better control the polymer to obtain the copolymer polymer groups with excellent performance and proper size and quantity.
To sum up, the following beneficial effects of this application technical scheme: the invention provides a high-toughness tile adhesive, which has the characteristics of water impermeability, strong toughness (elasticity) and strong surface activity (adhesive force), and can avoid the moisture absorption and expansion of a tile blank so as to avoid the cracking of the tile at the later stage of paving and pasting.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
The application provides a preparation method of a high-toughness tile back glue, which comprises the following steps:
s1, preparing powder by mixing the powder raw materials and stirring and mixing;
the raw materials of the powder comprise 48-55 parts of cement inorganic binder, 44-51 parts of inorganic aggregate and 0.5-1 part of cellulose organic binder; wherein the cement inorganic binder is one or a plurality of Portland cement, aluminate cement, sulphoaluminate cement, ferro-aluminate cement, fluoroaluminate cement and phosphate cement, the concrete embodiment of the technical proposal purchases the normal Portland cement of conch brand and the high-strength cement of conch brand with the strength more than C60; the inorganic aggregate is the combination of more than one of silica fume powder, fly ash or slag powder and quartz sand; the organic binding material is hydroxypropyl methyl cellulose ether.
S2, blending the polymer raw materials, and stirring and mixing;
the high molecular raw materials comprise styrene-acrylic emulsion, small molecular group acrylic emulsion, vinylon resin, a defoaming agent and water. In some embodiments, the styrene-acrylic emulsion comprises nanoscale inorganic aggregate, and the content range of the inorganic aggregate is as follows by mass percent: 35 to 45 percent; some examples of small molecular group acrylic emulsions include those having a particle size range of: 50-120nm, and the content ranges are as follows by mass percent: 30-40% of inorganic aggregate; the inorganic aggregate is the combination of more than one of silica fume powder, fly ash or slag powder and quartz sand.
S3, carrying out ultrasonic emulsification on the macromolecular raw material obtained in the step S2 to complete the preparation of the emulsion.
The application of the high-toughness ceramic tile back glue comprises the following steps: the powders prepared as above: the emulsion can be mixed at a ratio of 1.8-2.2: 1.
The above examples are examples in which the formulation compositions and temperatures are within ranges, inclusive of the endpoints and any values within the ranges, are implementable, and examples of specific components and temperatures are set forth below in specific point values.
Example 1
The embodiment provides a preparation method of a high-toughness tile back glue, which comprises the following steps:
s1, preparing powder by mixing the powder raw materials and stirring and mixing;
the raw materials of the powder comprise, by mass, 48 parts of portland cement, 31 parts of quartz sand, 6 parts of wollastonite powder and 0.3 part of hydroxypropyl methyl cellulose ether with the viscosity of 400mPa & s.
S2, blending the polymer raw materials, and stirring and mixing;
the polymer raw materials comprise, by mass, 35% of nano inorganic aggregate styrene-acrylic emulsion composed of quartz sand and silica fume powder 60%, 30% of nano inorganic aggregate small molecular group acrylic emulsion with the particle size of 50nm, composed of quartz sand and silica fume powder 11%, vinylon resin 6%, defoaming agent 1% and water 22%;
namely, the styrene-acrylic emulsion comprises the following components in parts by mass: (small molecular group acrylic emulsion + vinylon resin) ═ 3.5.
S3, carrying out ultrasonic emulsification on the high molecular raw material obtained in the step S2 to complete the preparation of the emulsion;
wherein the emulsification time of ultrasonic emulsification is 1 hour, and the ultrasonic frequency is 15 KHZ.
The application of the high-toughness ceramic tile back glue comprises the following steps: the powders prepared as above: the emulsion can be mixed at a ratio of 2: 1.
Example 2
The embodiment provides a preparation method of a high-toughness tile back glue, which comprises the following steps:
s1, preparing powder by mixing the powder raw materials and stirring and mixing;
the raw materials of the powder comprise, by mass, 50 parts of high-strength cement, 30 parts of quartz sand, 11 parts of fly ash and 0.6 part of hydroxypropyl methyl cellulose ether with the viscosity of 400mPa & s.
S2, blending the polymer raw materials, and stirring and mixing;
the polymer raw materials comprise, by mass, 40% of nano inorganic aggregate styrene-acrylic emulsion composed of quartz sand and fly ash 64%, 35% of nano inorganic aggregate small molecular group acrylic emulsion with the particle size of 80nm, composed of quartz sand and fly ash 11%, vinylon resin 5%, defoaming agent 1% and water 19%;
namely, the styrene-acrylic emulsion comprises the following components in parts by mass: (small molecular group acrylic emulsion + vinylon resin) ═ 4.
S3, carrying out ultrasonic emulsification on the high molecular raw material obtained in the step S2 to complete the preparation of the emulsion;
wherein the emulsification time of ultrasonic emulsification is 1 hour, and the ultrasonic frequency is 28 KHZ.
The application of the high-toughness ceramic tile back glue comprises the following steps: the powders prepared as above: the emulsion can be mixed at a ratio of 2: 1.
Example 3
The embodiment provides a preparation method of a high-toughness tile back glue, which comprises the following steps:
s1, preparing powder by mixing the powder raw materials and stirring and mixing;
the raw materials of the powder comprise 55 parts of Portland cement, 29 parts of quartz sand, 6 parts of slag powder and 0.4 part of hydroxypropyl methyl cellulose ether with the viscosity of 40000mPa & s in parts by mass.
S2, blending the polymer raw materials, and stirring and mixing;
the polymer raw materials comprise, by mass, 45% of nano inorganic aggregate styrene-acrylic emulsion consisting of quartz sand and slag powder 67%, 30% of nano inorganic aggregate small molecular group acrylic emulsion with the particle size of 120nm consisting of quartz sand and slag powder 9%, vinylon resin 6%, defoaming agent 1% and water 22%;
namely, the styrene-acrylic emulsion comprises the following components in parts by mass: (small molecular group acrylic emulsion + vinylon resin) ═ 4.5.
S3, carrying out ultrasonic emulsification on the high molecular raw material obtained in the step S2 to complete the preparation of the emulsion;
wherein the emulsification time of ultrasonic emulsification is 1.5 hours, and the ultrasonic frequency is 15 KHZ.
The application of the high-toughness ceramic tile back glue comprises the following steps: the powders prepared as above: the emulsion can be mixed at a ratio of 2: 1.
Example 4
The embodiment provides a preparation method of a high-toughness tile back glue, which comprises the following steps:
s1, preparing powder by mixing the powder raw materials and stirring and mixing;
the raw materials of the powder comprise, by mass, 45 parts of portland cement, 6 parts of high-strength cement, 30 parts of quartz sand, 2 parts of silica fume, 6 parts of fly ash, 0.6 part of hydroxypropyl methyl cellulose ether with the viscosity of 400mPa & s and 0.2 part of hydroxypropyl methyl cellulose ether with the viscosity of 40000mPa & s.
S2, blending the polymer raw materials, and stirring and mixing;
the polymer raw materials comprise, by mass, 38% of styrene-acrylic emulsion with nano inorganic aggregate consisting of quartz sand and silica fume powder 65%, 38% of acrylic emulsion with nano inorganic aggregate small molecular groups with the particle size of 90nm consisting of quartz sand and fly ash 9%, vinylon resin 4%, defoaming agent 1% and water 21%;
namely, the styrene-acrylic emulsion comprises the following components in parts by mass: (small molecular group acrylic emulsion + vinylon resin) ═ 5.
S3, carrying out ultrasonic emulsification on the high molecular raw material obtained in the step S2 to complete the preparation of the emulsion;
wherein the emulsification time of ultrasonic emulsification is 1.5 hours, and the ultrasonic frequency is 28 KHZ.
The application of the high-toughness ceramic tile back glue comprises the following steps: the powders prepared as above: the emulsion can be mixed at a ratio of 2: 1.
Example 5
The embodiment provides a preparation method of a high-toughness tile back glue, which comprises the following steps:
s1, preparing powder by mixing the powder raw materials and stirring and mixing;
the raw materials of the powder comprise, by mass, 47 parts of portland cement, 4 parts of high-strength cement, 30 parts of quartz sand, 2 parts of silica fume powder, 4 parts of fly ash, 3 parts of slag powder, 0.5 part of hydroxypropyl methyl cellulose ether with the viscosity of 400mPa & s and 0.3 part of hydroxypropyl methyl cellulose ether with the viscosity of 40000mPa & s.
S2, blending the polymer raw materials, and stirring and mixing;
the polymer raw materials comprise, by mass, 42% of nano inorganic aggregate styrene-acrylic emulsion composed of quartz sand and slag powder 63%, 32% of nano inorganic aggregate small molecular group acrylic emulsion with the particle size of 100nm, composed of quartz sand and silica fume powder 10%, vinylon resin 5%, defoaming agent 1% and water 20.5%;
namely, the styrene-acrylic emulsion comprises the following components in parts by mass: (small molecular group acrylic emulsion + vinylon resin) ═ 4.2.
S3, carrying out ultrasonic emulsification on the high molecular raw material obtained in the step S2 to complete the preparation of the emulsion;
wherein the emulsification time of ultrasonic emulsification is 1.2 hours, and the ultrasonic frequency is 20 KHZ.
The application of the high-toughness ceramic tile back glue comprises the following steps: the powders prepared as above: the emulsion can be mixed at a ratio of 2: 1.
The performance of the high-toughness back glue of the above examples 1 to 5 was tested, and in addition, the conventional back glue for ceramic tiles on the market was purchased for comparison, and the specific performance test and effect comparison results are shown in the following table:
the performance test method comprises the following steps:
1. tensile bond strength: detection was carried out according to the detection method in JC/T907 standard.
2. Transverse tensile deformation: the measurement is carried out by a transverse stretching deformation detecting instrument.
3. Anti-glaze cracking performance: the test was carried out according to the GB/T3810.11-2016 standard test method, in which the autoclave temperature was adjusted to 200. + -. 1 ℃ C (159. + -. 1 ℃ C. standard) and the dwell time was adjusted to 4 hours (2 hours standard).
The performance characterization method comprises the following steps:
1. the characterization method of the waterproof performance comprises the following steps: the water impermeability of the product is determined by a comparison experiment with the conventional ceramic tile glue product; the specific operation is as follows:
selecting inner wall bricks with the same water absorption rate, wherein one group of inner wall bricks is not treated, the other inner wall bricks are coated with the tough gum of each embodiment of the technical scheme according to the use standard, after all the bricks are soaked in water for 2 hours, the coated tiles with the tough gum of each embodiment of the technical scheme are compared with the untreated tiles, the difference of the water absorption conditions of the tiles is observed by naked eyes and marked as 5 grades, the untreated tiles are soaked to ensure that the color of the glaze is darker and the color of the blank bottom is shown, the tiles do not have water permeability, the water impermeability of the tiles is marked as 0 grade, if the color of the soaked glaze is basically unchanged, the tiles have better water impermeability, the water impermeability of the tiles can be marked as 5 grades, and the water absorption degree of the tiles is judged according to the comparison with the soaking effect of the untreated tiles to respectively mark the water impermeability of 1 grade and 2 grades as 1 grade, Stages 3 and 4; i.e. the higher the number of stages, the better the water impermeability.
2. Elasticity (toughness): the ceramic tile back glue is characterized by transverse stretching deformation, and the larger the transverse stretching deformation is, the better the elasticity (toughness) of the ceramic tile back glue is.
3. Surface activity (adhesion): the tensile bonding strength is used for characterization, the tensile bonding strength under various states of non-treatment, soaking treatment, heat-resisting treatment, freeze-thaw cycle treatment and alkali-resisting treatment is collected for characterization, the higher the bonding strength is, the better the surface activity is, the stronger the adhesive force of the tile adhesive is, and the better the product performance is.
4. Preventing later cracking: the test result of the anti-glaze cracking performance is used for characterization, 5 bricks are used for testing each group of examples, the later stage cracking prevention mark is 0 grade when 5 bricks completely generate cracks, the mark of 1 grade when 4 bricks generate cracks, the mark of 2 grade when 3 bricks generate cracks, the mark of 3 grade when 2 bricks generate cracks, the mark of 4 grade when 1 brick generates cracks, and the mark of 5 grade when all the bricks do not generate cracks; i.e. the higher the number of stages, the better the water impermeability.
Compared with the prior art, the technical scheme has the advantages that the elasticity, the surface activity, the water impermeability and the later-stage crack prevention are improved, and the obvious effect is achieved.
Comparative example 1
The comparative example has the same conditions as example 5, except that the emulsion formulation in step S2 includes:
s2, blending the polymer raw materials, and stirring and mixing;
the polymer raw material comprises, by mass, 42% of styrene-acrylic emulsion as a nano inorganic aggregate consisting of quartz sand and slag powder, 55% of acrylic emulsion as a nano inorganic aggregate, 32% of acrylic emulsion as a nano inorganic aggregate with a particle size of 100nm consisting of quartz sand and silica fume powder, 15% of acrylic emulsion as a small molecular group and 8% of vinylon resin.
Namely, the styrene-acrylic emulsion comprises the following components in parts by mass: (small molecular group acrylic emulsion + vinylon resin) ═ 2.4.
Comparative example 2
The comparative example has the same conditions as example 5, except that the emulsion formulation in step S2 includes:
s2, blending the polymer raw materials, and stirring and mixing;
the polymer raw material comprises 42% by mass of styrene-acrylic emulsion as nano inorganic aggregate consisting of quartz sand and slag powder, 67% by mass of styrene-acrylic emulsion, 32% by mass of acrylic emulsion as nano inorganic aggregate with the particle size of 100nm consisting of quartz sand and silica fume powder, 7% by mass of acrylic emulsion and 4% by mass of vinylon resin.
Namely, the styrene-acrylic emulsion comprises the following components in parts by mass: (small molecular group acrylic emulsion + vinylon resin) ═ 6.3.
Comparative example 3
The conditions in this comparative example are the same as those in example 5, except that the polymer raw material in the emulsion formulation composition in step S2 does not contain the nano inorganic filler, specifically:
s2, blending the polymer raw materials, and stirring and mixing;
the polymer raw materials comprise 63% of styrene-acrylic emulsion, 10% of small molecular group acrylic emulsion, 5% of vinylon resin, 1% of defoaming agent and 20.5% of water by mass percent;
namely, the styrene-acrylic emulsion comprises the following components in parts by mass: (small molecular group acrylic emulsion + vinylon resin) ═ 4.2.
Comparative example 4
The conditions in this comparative example were the same as those in example 5, except that the specific parameters of the ultrasonic emulsification in the emulsion formulation in step S3 were as follows:
wherein the emulsification time of ultrasonic emulsification is 0.5 hour, and the ultrasonic frequency is 10 KHZ.
Comparative example 5
The conditions in this comparative example were the same as those in example 5, except that the specific parameters of the ultrasonic emulsification in the emulsion formulation in step S3 were as follows:
wherein the emulsification time of ultrasonic emulsification is 2 hours, and the ultrasonic frequency is 35 KHZ.
Comparative example 6
The conditions in this comparative example were the same as those in example 5 except that the emulsion was prepared in step S3 without using the ultrasonic emulsification method, and mixed by ordinary vibration stirring.
The performance tests and the results of the effect comparison of the tile back glue of the comparative examples 1 to 5 are shown in the following table:
as can be seen from the above table, when the styrene-acrylic emulsion is, in parts by mass: when the ratio of the small molecular group acrylic emulsion to the vinylon resin is 3.5-5: 1, the product performance effect is particularly obvious, the styrene-acrylic emulsion and the small molecular group acrylic emulsion contain a certain amount of nano inorganic filler, a more stable three-dimensional structure can be established, the water impermeability and the later-stage crack prevention performance are obviously improved, and meanwhile, the ultrasonic emulsification preparation method can bring remarkable beneficial effects to the product performance.
The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications and equivalents of the technical solutions that can be directly or indirectly applied to other related fields without departing from the spirit of the present application are intended to be included in the scope of the present application.
Claims (10)
1. The high-toughness tile back glue is characterized by consisting of two components of powder and emulsion, and is prepared from the following components in percentage by weight: mixing the emulsion at a ratio of 1.8-2.2: 1;
the powder comprises the following raw material components in parts by weight: 48-55 parts of cement inorganic binder, 44-51 parts of inorganic aggregate and 0.5-1 part of cellulose organic binder;
the emulsion comprises a water-soluble high polymer material, and the high polymer material exists in a copolymerization macro-cluster form.
2. A high toughness tile backing according to claim 1, wherein said polymeric materials comprise styrene-acrylic emulsions, small molecule group acrylic emulsions and vinylon resins.
3. A high toughness tile backing adhesive according to claim 2, wherein said styrene-acrylic emulsion comprises, in parts by mass: (the small molecular group acrylic emulsion and the vinylon resin) is 3.5-5: 1.
4. A high-toughness tile back adhesive according to claim 2 or 3, wherein said styrene-acrylic emulsion comprises nanoscale said inorganic aggregate, and the content of the inorganic aggregate is in the following range by mass percent: 35 to 45 percent.
5. A high toughness tile backing according to claim 2 or 3, wherein said small molecular group acrylic emulsion comprises a particle size range of: 50-120nm, and the content ranges are as follows by mass percent: 30-40% of the inorganic aggregate.
6. The high-toughness tile back adhesive of claim 2, wherein the polymer material comprises the following components in percentage by mass: 60-68% of styrene-acrylic emulsion, 7-13% of small molecular group acrylic emulsion, 3-7% of vinylon resin, 1-2% of defoaming agent and 18-23% of water.
7. A high toughness tile backing adhesive according to claim 1, wherein said inorganic aggregate is a combination of quartz sand and one or more of silica fume, fly ash or slag powder.
8. A high toughness tile backing according to claim 1, wherein said cellulose based organic binding material consists of 0.3 to 0.6 parts of hydroxypropyl methylcellulose ether having a viscosity of 400 mPa-s and 0.2 to 0.4 parts of hydroxypropyl methylcellulose ether having a viscosity of 40000 mPa-s.
9. A high toughness tile backing according to claim 1, wherein said cementitious inorganic binder comprises portland cement and high strength cement having a strength greater than C60.
10. The method for preparing the high-toughness tile back glue according to claim 1, wherein the method comprises the following steps:
s1, preparing powder by mixing the powder raw materials and stirring and mixing;
s2, blending the polymer raw materials, and stirring and mixing;
s3, carrying out ultrasonic emulsification on the macromolecular raw material obtained in the step S2 to complete the preparation of the emulsion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111428788.2A CN113912359B (en) | 2021-11-26 | 2021-11-26 | High-toughness tile back glue and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111428788.2A CN113912359B (en) | 2021-11-26 | 2021-11-26 | High-toughness tile back glue and preparation method thereof |
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| Publication Number | Publication Date |
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| CN113912359A true CN113912359A (en) | 2022-01-11 |
| CN113912359B CN113912359B (en) | 2023-02-28 |
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| CN202111428788.2A Active CN113912359B (en) | 2021-11-26 | 2021-11-26 | High-toughness tile back glue and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115584225A (en) * | 2022-10-31 | 2023-01-10 | 广东粤固建材科技有限公司 | Large-plate ceramic tile back glue and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1693012A1 (en) * | 1989-01-04 | 1991-11-23 | Предприятие П/Я А-7210 | Adhesive composition |
| CN107601985A (en) * | 2017-09-30 | 2018-01-19 | 易义清 | A kind of ceramic tile interface agent |
| CN108164204A (en) * | 2018-01-03 | 2018-06-15 | 北京盛邦化工有限公司 | A kind of glue for tile and preparation method thereof |
| CN113174223A (en) * | 2021-05-07 | 2021-07-27 | 中威建鑫科技发展有限公司 | Water-based high-bonding-strength tile back glue and preparation method thereof |
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2021
- 2021-11-26 CN CN202111428788.2A patent/CN113912359B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1693012A1 (en) * | 1989-01-04 | 1991-11-23 | Предприятие П/Я А-7210 | Adhesive composition |
| CN107601985A (en) * | 2017-09-30 | 2018-01-19 | 易义清 | A kind of ceramic tile interface agent |
| CN108164204A (en) * | 2018-01-03 | 2018-06-15 | 北京盛邦化工有限公司 | A kind of glue for tile and preparation method thereof |
| CN113174223A (en) * | 2021-05-07 | 2021-07-27 | 中威建鑫科技发展有限公司 | Water-based high-bonding-strength tile back glue and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115584225A (en) * | 2022-10-31 | 2023-01-10 | 广东粤固建材科技有限公司 | Large-plate ceramic tile back glue and preparation method thereof |
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| CN113912359B (en) | 2023-02-28 |
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