CN108911649B - Flowable tile glue - Google Patents
Flowable tile glue Download PDFInfo
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- CN108911649B CN108911649B CN201810759370.1A CN201810759370A CN108911649B CN 108911649 B CN108911649 B CN 108911649B CN 201810759370 A CN201810759370 A CN 201810759370A CN 108911649 B CN108911649 B CN 108911649B
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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
- C04B28/06—Aluminous 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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Abstract
The invention belongs to the technical field of compositions containing inorganic binders or reaction products of inorganic and organic binders, and discloses a flowable tile adhesive which comprises cement, high-alumina cement, sand, gypsum, hydroxypropyl methyl cellulose, redispersible latex powder, talcum powder, a polycarboxylic acid water reducing agent, heavy calcium carbonate, lithium carbonate and tartaric acid. When in preparation, firstly, uniformly mixing cement, hydroxypropyl methyl cellulose, redispersible latex powder, a polycarboxylic acid water reducing agent and tartaric acid to form mixed powder; adding water into the mixed powder to fully mix the water and the mixed powder to form a semi-finished product; and then adding high-alumina cement, sand, gypsum, talcum powder, heavy calcium carbonate and lithium carbonate into the semi-finished product, and continuously stirring to uniformly mix the mixture with the semi-finished product, thereby forming a finished product of the fluidity ceramic tile adhesive. The invention solves the problem that the existing ceramic tile glue can not be effectively penetrated and occluded with the interface of the ceramic tile, and the ceramic tile falls off due to long-time cold and hot alternate change.
Description
Technical Field
The invention belongs to the field of compositions containing inorganic binders or reaction products of inorganic and organic binders, and particularly relates to a flowable tile adhesive.
Background
The ceramic tile is an acid and alkali resistant porcelain or stone decorative or building material formed by grinding, mixing, pressing, glazing and sintering refractory metal oxides and semimetal oxides. The ceramic tile has the characteristics of high wear resistance, water resistance and the like, and is widely used by people. During the use of the ceramic tile, the ceramic tile glue for closely attaching the ceramic tile to the base surface is an essential part.
Present ceramic tile glue water retention performance is better, adds more rubber powder simultaneously, and is gluey strong, can make the quick adhesion of ceramic tile on the base face, but the interface of ceramic tile glue and ceramic tile can not effectual infiltration interlock to can lead to the interlock bonding insecure between the ceramic tile, through long-time cold and hot alternate variation back, the condition that drops just can appear in the ceramic tile. Simultaneously, because the interface of ceramic tile and ceramic tile glue can not effectual infiltration interlock, the condition of water infiltration can appear, and the base surface is ordinary concrete usually, is the silicate, takes place hydrolysis reaction with water after, can form the hydroxide that the solubility is less, and when the temperature rose, the vapor evaporation for the hydroxide that forms is appeared, and attached on the surface of base surface, long-time piling up can lead to the ceramic tile by the jack-up, and the ceramic tile drops even.
Disclosure of Invention
The invention aims to provide a fluid ceramic tile adhesive to solve the problem that the existing ceramic tile adhesive cannot be effectively permeated and occluded with the interface of a ceramic tile, and the ceramic tile falls off due to long-time cold and hot alternate change.
In order to achieve the purpose, the invention provides the following technical scheme that the flowable tile glue comprises the following raw materials in parts by mass: 400 parts of cement 300-charge, 50-130 parts of high-alumina cement, 650 parts of sand 580-charge, 30-50 parts of gypsum, 2-5 parts of hydroxypropyl methyl cellulose, 10-20 parts of redispersible latex powder, 1-4 parts of talcum powder, 1-1.5 parts of polycarboxylic acid water reducing agent, 70-90 parts of heavy calcium carbonate, 0.2-0.7 part of lithium carbonate and 0.3-0.8 part of tartaric acid;
the preparation process of the flowable tile glue comprises the following steps:
uniformly mixing cement, hydroxypropyl methyl cellulose, redispersible latex powder, a polycarboxylic acid water reducing agent and tartaric acid to form mixed powder for later use;
step two, adding water into the mixed powder prepared in the step one to fully mix the water and the mixed powder to form a semi-finished product;
and step three, adding high-alumina cement, sand, gypsum, talcum powder, heavy calcium carbonate and lithium carbonate into the semi-finished product prepared in the step two, and continuously stirring to uniformly mix the mixture with the semi-finished product, thereby forming a finished product of the fluidity ceramic tile glue.
The principle and the beneficial effects of the technical scheme are as follows:
the method is characterized in that hydroxypropyl methyl cellulose and redispersible latex powder are added into raw materials which take cement, high-alumina cement, sand and gypsum as base materials to serve as bonding master batches, talcum powder, a polycarboxylic acid water reducing agent and heavy calcium carbonate are added to serve as auxiliary materials, and lithium carbonate and tartaric acid are added to serve as additives to form the flowable tile adhesive. The adhesive can be formed by mixing the hydroxypropyl methyl cellulose and the redispersible latex powder with water, so that the prepared tile adhesive has good viscosity and is convenient for adhering tiles on a base surface; meanwhile, the redispersible latex powder is matched with the talcum powder, the redispersible latex powder has stronger water resistance, and the crystal structure of the talcum powder is layered, so that a water-resisting layer can be formed, a waterproof effect is achieved, and the condition that the concrete is subjected to efflorescence due to the contact of external water and the concrete is avoided.
The polycarboxylate superplasticizer has stronger thickening property, so that the prepared ceramic tile has high adhesive consistency and is difficult to use; through adding talcum powder, polycarboxylate water reducing agent and heavy calcium carbonate, can increase the mobility and the lubricity of ceramic tile glue to make the ceramic tile glue can flow to the interface of ceramic tile, realize the bonding to the interface of adjacent ceramic tile, the problem of avoiding the ceramic tile to drop after long-time the use appears.
Through adding tartaric acid and lithium carbonate, can regard as the auxiliary agent, promote the speed of turning over province of talcum powder and dispersible emulsion powder, form one deck cladding material to play waterproof effect. And can promote the solidification of cement, so that the ceramic tile is quickly bonded with the base surface in use.
To sum up, the mobility ceramic tile that this technical scheme provided glues can enough realize the inseparable laminating of ceramic tile and base face, simultaneously because mobility ceramic tile glues mobility good, when using, mobility ceramic tile glue can flow to the edge of ceramic tile for the interface of adjacent ceramic tile all is stained with mobility ceramic tile glue, thereby makes the inseparable laminating of adjacent ceramic tile, avoids the ceramic tile to drop.
Further, the raw materials comprise, by mass, 350 parts of cement, 90 parts of high-alumina cement, 610 parts of sand, 40 parts of gypsum, 3 parts of hydroxypropyl methyl cellulose, 15 parts of redispersible latex powder, 2 parts of talcum powder, 1.2 parts of polycarboxylic acid water reducing agent, 80 parts of heavy calcium carbonate, 0.5 part of lithium carbonate and 0.6 part of tartaric acid.
Has the advantages that: experiments prove that the fluidity tile glue prepared from the raw materials according to the proportion has good viscosity and strong fluidity.
Further, the raw materials comprise, by mass, 300 parts of cement, 50 parts of high-alumina cement, 580 parts of sand, 30 parts of gypsum, 2 parts of hydroxypropyl methyl cellulose, 10 parts of redispersible latex powder, 1 part of talcum powder, 1 part of polycarboxylic acid water reducing agent, 70 parts of heavy calcium carbonate, 0.2 part of lithium carbonate and 0.3 part of tartaric acid.
Has the advantages that: experiments prove that the fluidity ceramic tile prepared from the raw materials in the proportion has good adhesiveness.
Further, the raw materials comprise, by mass, 400 parts of cement, 130 parts of high-alumina cement, 650 parts of sand, 50 parts of gypsum, 5 parts of hydroxypropyl methyl cellulose, 20 parts of redispersible latex powder, 4 parts of talcum powder, 1.5 parts of polycarboxylic acid water reducing agent, 90 parts of heavy calcium carbonate, 0.7 part of lithium carbonate and 0.8 part of tartaric acid.
Has the advantages that: experiments prove that the fluidity of the fluidity tile glue prepared from the raw materials in the proportion is good, and the adhesion of the interface of the adjacent tiles can be realized, so that the adhesion of the tiles and the base surface can be improved.
Further, the cement is Po42.5.
Has the advantages that: the solidified anti-folding strength and compressive strength are higher, so that the bonding is firmer.
Further, the sand comprises two models of 30-50 meshes and 70-140 meshes, wherein the mass part of the sand of 30-50 meshes is 550-590 parts, and the mass part of the sand of 70-140 meshes is 30-60 parts.
Has the advantages that: through adopting the sand of different particle size distributions, can fill the space that the mobility ceramic tile of preparation glued, the condition of the ceramic tile that avoids leading to according to expend with heat and contract with cold principle to swell appears.
Further, the gypsum is semi-hydrated gypsum or anhydrous gypsum.
Has the advantages that: hemihydrate gypsum, commonly known as plaster of Paris, is formed by removing most of the crystal water when the gypsum is heated to 150-170 ℃, and can adjust the setting time of the tile glue by the degree of water removal. The anhydrous gypsum is white crystalline calcium sulfate, and has higher compactness and strength, so that the strength of the prepared flowable tile adhesive is better.
Further, the particle size of the talcum powder is 800-850 meshes.
Has the advantages that: improving the lubricating and water-proof effects.
Further, the particle size of the heavy calcium carbonate is 300-350 meshes.
Has the advantages that: the flow effect can be improved.
Further, the granularity of the tartaric acid is 800-850 meshes.
Has the advantages that: the catalytic effect is improved.
Drawings
FIG. 1 is a schematic view of the stirring apparatus of the present invention.
Detailed Description
The present invention will be described in further detail below by way of specific embodiments:
reference numerals in the drawings of the specification include: the stirring device comprises a stirring box 1, a feeding hole 11, a water guide channel 12, a communicating channel 13, a through hole 14, a rotating shaft 2, a cavity 21, a water inlet 22, a sliding plate 23, a water outlet 231, a driving gear 24, a stirring rod 3, a sliding groove 31, a sliding rod 32, a rotating shaft 4, a driven gear 41, a cam 42, a push rod 5, a first limiting block 51, a second limiting block 52, an air bag layer 53, an air bag ring 6, an air guide pipe 61 and a guide pipe 7.
A flowable tile adhesive comprises cement, high-alumina cement, 30-50 mesh sand, 70-140 mesh sand, gypsum, hydroxypropyl methyl cellulose, redispersible latex powder, talcum powder, a polycarboxylic acid water reducing agent, heavy calcium carbonate, lithium carbonate and tartaric acid. Wherein, the talcum powder and the tartaric acid are both 800 meshes, and the calcium carbonate is 300 meshes.
The parameters of an embodiment of the flowable tile adhesive of the present invention are shown in table 1:
TABLE 1
Now, a process for preparing a flowable tile adhesive according to the present invention will be described with reference to example 1.
The preparation process of the fluidity tile glue provided by the invention comprises the following steps:
step one, uniformly mixing 350g of cement, 3g of hydroxypropyl methyl cellulose, 15g of redispersible latex powder, 1.2g of polycarboxylic acid water reducing agent and 0.6g of tartaric acid by using a stirring device for 5min to form mixed powder for later use.
And step two, adding water into the stirring device, stirring the mixture of the mixed powder and the water for 10min by the stirring device, fully mixing the water and the mixed powder, and fully reacting the redispersible latex powder and the polycarboxylic acid water reducing agent to form a semi-finished product.
And step three, adding 90g of high alumina cement, 610g of sand, 40g of gypsum, 2g of talcum powder, 80g of heavy calcium carbonate and 0.5g of lithium carbonate into the semi-finished product in the stirring device, and stirring for 8min to uniformly mix the mixture with the semi-finished product, thereby forming a finished product of the fluidity ceramic tile adhesive.
As shown in figure 1, the stirring device used in the invention comprises a frame and a stirring box 1 fixed on the frame, wherein the cross section of the stirring box 1 is quadrilateral, a feeding hole 11 is arranged at the top of the stirring box 1, a discharging hole is arranged at the lower part of the stirring box 1, and sealing covers are respectively connected to the feeding hole 11 and the discharging hole in a threaded manner.
The rack is rotatably connected with a driving gear 24 and four driven gears 41 which are all meshed with the driving gear 24 and are positioned above the stirring box 1, and the four driven gears 41 are uniformly distributed on the periphery of the driving gear 24. The top wall of the stirring box 1 is rotatably sealed with a rotating shaft 2 penetrating through the stirring box 1, and the driving gear 24 is coaxially fixed with the rotating shaft 2. A motor is fixed on the frame, and the top end of the stirring shaft is connected with an output shaft of the motor through a coupling.
The frame is also rotatably connected with four rotating shafts 4 which are respectively coaxially fixed with the four driven gears 41, one-way bearings are arranged between the rotating shafts 4 and the driven gears 41, and cams 42 are fixed on the lower parts of the rotating shafts 4. All sliding seal has the push rod 5 that runs through 1 lateral wall of agitator tank on four lateral walls of agitator tank 1, the one end that push rod 5 is located agitator tank 1 is fixed with first stopper 51, the one end that push rod 5 is located agitator tank 1 outer is fixed with second stopper 52, be equipped with the lug on the second stopper 52, the outer fringe of cam 42 be equipped with lug complex sliding tray, consequently can realize when cam 42 rotates, the lug slides along the sliding tray, thereby make push rod 5 control reciprocating motion.
The upper portions of four inner side walls of the stirring box 1 are respectively fixed with an arc-shaped air bag layer 53, an air storage cavity is formed between the air bag layer 53 and the inner wall of the stirring box 1, and one end, away from the push rod 5, of the first limiting block 51 is fixed on one side, close to the inner wall of the stirring box 1, of the air bag layer 53. An air bag ring 6 is fixed on the outer wall of the stirring box 1 below the push rod 5, and the air bag ring 6 is communicated with the air storage cavity through a conduit.
The upper portion that pivot 2 is located the part of agitator tank 1 is fixed with the pole of scraping that pastes mutually with 1 top wall of agitator tank, and 2 bottoms in pivot are fixed with the puddler 3 that the slope set up, and the one end that the pivot 2 was kept away from to puddler 3 all is less than the other end. One end of the stirring rod 3, which is far away from the rotating shaft 2, is provided with a sliding chute 31 along the axial direction of the stirring rod 3, a sliding rod 32 is connected in the sliding chute 31 in a sliding manner, a spring is arranged in the sliding chute 31, and two ends of the spring are respectively welded on the sliding chute 31 and the sliding rod 32.
A cavity 21 is arranged in the rotating shaft 2, a sliding plate 23 is slidably connected in the cavity 21, the air bag ring 6 is communicated with the lower part of the cavity 21 through an air duct 61, and a rotary joint is arranged at the joint of the air duct 61 and the rotating shaft 2 to prevent the air duct 61 from rotating along with the rotating shaft 2; the air duct 61 is provided with an air guide valve, the air bag ring 6 is provided with a pressure relief opening, and the pressure relief opening is in threaded connection with a blocking cover. The rotating shaft 2 is provided with a water inlet 22 communicated with the upper part of the cavity 21, a water inlet one-way valve is arranged in the water inlet 22, and when the pressure of the part of the cavity 21 positioned at the upper part of the sliding plate 23 is reduced, water in the stirring box 1 is sucked into the cavity 21 through the water inlet 22. The sliding plate 23 is provided with a water outlet 231, a water outlet one-way valve is arranged in the water outlet 231, when the sliding plate 23 moves upwards, the pressure of the upper part of the cavity 21 is increased, and the water in the cavity 21 is discharged through the water outlet 231.
A plurality of water guide channels 12 are vertically arranged on the side wall of the stirring barrel, a plurality of through holes 14 communicated with the water guide channels 12 are formed in the inner wall of the stirring box 1, water guide one-way valves are arranged in the through holes 14, and when the pressure in the water guide channels 12 is increased, water is discharged through the through holes 14; the bottom wall of the stirring barrel is provided with a plurality of communicating channels 13 communicated with the water guide channel 12. Delivery port 231 department intercommunication has the honeycomb duct 7 that runs through 2 diapalls of pivot and rotate with pivot 2 and be connected, and the low end and the communicating channel 13 of honeycomb duct 7 communicate, and the one end that honeycomb duct 7 is located cavity 21 is the bellows. The water inlet 22, the water outlet 231 and the through hole 14 are all provided with screens, so that raw materials can be prevented from entering the cavity 21 or the water guide channel 12.
When the flowable tile adhesive is prepared, the air guide valve is closed, the retaining cover and the sealing cover on the feed inlet 11 are opened, cement, hydroxypropyl methyl cellulose, redispersible latex powder, a polycarboxylic acid water reducing agent and tartaric acid are put into the stirring box 1 through the feed inlet 11, and then the sealing cover on the feed inlet 11 is closed. Starting a motor, wherein the motor drives the rotating shaft 2 to rotate, so that the stirring rod 3 is used for stirring and mixing the raw materials; and when puddler 3 rotated, slide bar 32 received the effect roll-off puddler 3 of centrifugal force for the stirring scope is wider, thereby makes each raw materials mix more evenly.
Some of the powder rises during the charging and stirring of the raw material into the stirring tank 1, and the powder is adsorbed on the air bag layer 53 and the top wall of the stirring tank 1 due to its high surface tension. And the rotating shaft 2 drives the hanging and scraping rod and the driving gear 24 to rotate in the rotating process, and when the scraping rod rotates, powder attached to the top wall can be scraped. And the driving gear 24 rotates, can realize that the driven gear 41 who meshes with it rotates, through the transmission of axis of rotation 4, make cam 42 rotate, when cam 42 rotates, make the lug on the second stopper 52 slide along the sliding tray, and make push rod 5 reciprocating motion about, thereby can realize moving about of gasbag layer 53, shake the powder of adhesion on gasbag layer 53 and fall, can realize the homogeneous mixing of all raw materialss, thereby improve the bonding effect and the mobile effect of the mobility ceramic tile of preparation.
After stirring for 5min, the sealing cover on the feeding hole 11 is opened, water is added into the stirring box 1 through the feeding hole 11, the blocking cover on the air bag ring 6 is closed, the air guide valve is opened, and then the sealing cover on the feeding hole 11 is closed. After water is added, because the raw materials in the stirring box 1 are more, the water is not easy to permeate downwards, and only the upper part of water energy and the raw materials are uniformly mixed.
And pivot 2 rotates the in-process, when making push rod 5 remove about through a series of transmissions, can realize the removal of gasbag layer 53, when push rod 5 drove gasbag layer 53 and remove to the (mixing) shaft middle part, make the space increase in the gas storage chamber, and gas storage chamber, gasbag ring 6 pass through air duct 61 and cavity 21 lower part intercommunication, consequently can make slide 23 move down, the gaseous reduction of cavity 21 lower part, at this moment, cavity 21 upper portion is inhaled the water on agitator tank 1 upper portion through water inlet 22 on cavity 21 upper portion. Along with the rotation of pivot 2, push rod 5 drives gasbag layer 53 to the direction removal that is close to agitator tank 1 lateral wall, thereby make the gas storage space of gas storage chamber reduce, gas is extruded to cavity 21 lower part, thereby drive slide 23 and shift up, the pressure increase on cavity 21 upper portion, the water in the cavity 21 is discharged through delivery port 231, and in 7 water conservancy diversion intercommunication passageways 13 through the honeycomb duct, guide in the water guide passageway 12 again, and discharge through-hole 14, realize water conservancy diversion to the lower part with the upper portion, make hydroenergy abundant mix with the raw materials.
After 2min, the water has fully flowed to the lower part of agitator tank 1, with motor and power reverse intercommunication this moment to realize that the motor drives the reversal of pivot 2, because be equipped with one-way bearing between driven gear 41 and the axis of rotation 4, consequently axis of rotation 4 stall this moment, and push rod 5 also stops sliding, thereby avoids slide 23 to slide continuously, in the raw materials suction cavity 21 that leads to.
When the rotating shaft 2 rotates, the stirring rod 3 and the sliding rod 32 stir the raw materials and the water for 8min, the sealing cover on the feeding hole 11 is opened, the high-alumina cement, the sand, the gypsum, the talcum powder, the heavy calcium carbonate and the lithium carbonate are added into the stirring box 1, stirring is carried out for 8min again, the raw materials are fully mixed, a flowing ceramic tile glue finished product is formed, the sealing cover on the discharging hole is opened, and the flowing ceramic tile glue finished product is taken out.
The application method of the fluidity tile glue provided by the invention comprises the following steps:
the method comprises the following steps: coating the prepared fluid ceramic tile glue on the middle part of a ceramic tile to be attached, enabling the thickness of the ceramic tile glue at the middle part of the ceramic tile to be smaller than that of the ceramic tile glue at the periphery, and attaching the ceramic tile on a base surface.
Step two: rub pressure ceramic tile, rub pressure, indicate to press the ceramic tile for the ceramic tile moves towards a direction, a perpendicular and base plane's power when giving the power of ceramic tile this moment, and a power parallel with the base plane, make the ceramic tile glue equipartition at ceramic tile middle part on the ceramic tile surface, rub the extrusion with the bubble that the ceramic tile was glued in simultaneously, and rub the number of times of pressing and be 3 times, the direction that moves when the cubic is rubbed and is pressed is different, and the displacement of removal at every turn is 1 cm.
Step three: and 3, hammering the ceramic tile by using wood to ensure that the ceramic tile is tightly attached to the base surface, thereby realizing the installation of the ceramic tile.
Examples 2-6 differ from example 1 only in the parameters shown in table 1.
Experiment:
the parameters of comparative examples 1 to 6 are shown in Table 2:
TABLE 2
The difference between the comparative example 1 and the example 1 is only that the tile is attached by using the method for using the fluid tile glue provided by the invention, and the method used in the comparative example 1 is that the tile glue is uniformly coated on the tile and the tile is attached to the base surface to realize the attachment of the tile; the difference between the comparative example 2 and the example 1 is that the stirring device provided by the invention is not used for preparing the flowing tile adhesive, and the stirring device used in the comparative example 2 only comprises a stirring barrel, a stirring shaft and a motor for starting the rotation of the stirring shaft, wherein the stirring shaft is also provided with a stirring blade; comparative examples 3 to 6 differ from example 1 only in the parameters; the comparative example 7 is different from the example 1 in the raw materials and the parameters of the raw materials, and the preparation process of the comparative example 7 is that the stirring device provided by the invention is used for preparation, all the raw materials are put into a stirring box, so that the raw materials are stirred and uniformly mixed by a stirring rod, and water is added for uniform mixing; the comparative example 8 is different from the example 1 in the raw materials and the parameters of the raw materials, and the preparation process of the comparative example 8 is that water is directly added to the raw materials and stirred by a stirring shaft to realize mixing.
Experiment one:
the tiles without impurities and dust on the surface are arranged at an included angle of 30 degrees with the ground, 20ml of tile glue is poured above the tile top by 10cm, 50 experiments are respectively carried out by using the tile glue provided in examples 1-6 and comparative examples 1-8, and the following data are recorded:
A. recording the average distance (cm) of tile glue flow;
B. recording the average time(s) taken for the tile glue to flow to the final position;
experiment two:
respectively installing 50 tiles by using the tile adhesives provided in examples 1-6 and comparative examples 1-8, installing the 50 tiles side by side, enabling the installation position to be in a sealed state, intermittently heating and cooling the closed space, wherein the heating and cooling time is 30min each time, and recording the following data:
C. when the ceramic tile is installed, the number of the ceramic tile glue blocks is adhered to the surface of the ceramic tile;
D. when the ceramic tiles are installed, two adjacent ceramic tiles form a group, and intermittent groups (groups) exist between the two adjacent ceramic tiles;
E. the number of the bulged ceramic tiles (blocks) after 10 h;
F. the number of the ceramic tiles falling off after 10 hours;
G. number of blocks (pieces) where the tile broke after 10 h;
H. the number of tiles falling off (block) appeared after 15 h.
The results of the experiment are shown in table 3:
TABLE 3
Experiments prove that the flowable tile glue provided by the invention can tightly attach a tile to a base surface, has very good fluidity, can enable the interface of adjacent tiles to be tightly attached, is not easy to fall off after being used for a long time, and is not easy to cause the tile to bulge and break. The stirring device provided by the invention is used for preparing the ceramic tile glue, and powder attached to the top wall of the stirring box can be scraped through the rotation of the scraping rod and the reciprocating movement of the air bag layer, so that the utilization rate of each raw material is higher, the proportion of each raw material is more accurate, and the viscosity and the flowability of the prepared ceramic tile glue are better; meanwhile, in the stirring process, water on the upper part is quickly introduced into the lower part, so that the mixing reaction time of all the raw materials and the water is more consistent, and the prepared tile glue has better flowability and adhesiveness. The fluidity tile glue prepared by the raw material proportion and the preparation process provided by the embodiment 1 has the best effect.
It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the invention, which should not be construed as affecting the effectiveness of the application and the utility of the patent.
Claims (10)
1. The flowable tile glue is characterized by comprising the following raw materials in parts by mass: 400 parts of cement 300-charge, 50-130 parts of high-alumina cement, 650 parts of sand 580-charge, 30-50 parts of gypsum, 2-5 parts of hydroxypropyl methyl cellulose, 10-20 parts of redispersible latex powder, 1-4 parts of talcum powder, 1-1.5 parts of polycarboxylic acid water reducing agent, 70-90 parts of heavy calcium carbonate, 0.2-0.7 part of lithium carbonate and 0.3-0.8 part of tartaric acid;
the preparation process of the flowable tile glue comprises the following steps:
uniformly mixing cement, hydroxypropyl methyl cellulose, redispersible latex powder, a polycarboxylic acid water reducing agent and tartaric acid by using a mixing device to form mixed powder for later use;
the stirring device comprises a rack and a stirring box fixed on the rack, the cross section of the stirring box is quadrilateral, a feeding hole is formed in the top of the stirring box, a discharging hole is formed in the lower part of the stirring box, and sealing covers are in threaded connection with the feeding hole and the discharging hole;
a driving gear and four driven gears which are all meshed with the driving gear are rotatably connected to the upper part of the stirring box on the rack, and the four driven gears are uniformly distributed on the periphery of the driving gear; a rotating shaft penetrating through the stirring box is rotatably sealed on the top wall of the stirring box, and the driving gear and the rotating shaft are coaxially fixed; a motor is also fixed on the frame, and the top end of the stirring shaft is connected with an output shaft of the motor through a coupling;
the rack is also rotatably connected with four rotating shafts which are respectively coaxially fixed with the four driven gears, one-way bearings are arranged between the rotating shafts and the driven gears, and cams are fixed at the lower parts of the rotating shafts; push rods penetrating through the side walls of the stirring box are sealed on the four side walls of the stirring box in a sliding mode, a first limiting block is fixed at one end, located in the stirring box, of each push rod, a second limiting block is fixed at one end, located outside the stirring box, of each push rod, a protruding block is arranged on each second limiting block, and a sliding groove matched with the protruding blocks is formed in the outer edge of each cam, so that when the cams rotate, the protruding blocks slide along the sliding grooves, and the push rods can move left and right in a reciprocating mode;
arc-shaped air bag layers are fixed on the upper portions of the four inner side walls of the stirring box, air storage cavities are formed between the air bag layers and the inner wall of the stirring box, and one end, far away from the push rod, of the first limiting block is fixed on one side, close to the inner wall of the stirring box, of the air bag layers; an air bag ring is fixed on the outer wall of the stirring box below the push rod, and the air bag ring is communicated with the air storage cavity through a guide pipe;
a scraping rod attached to the top wall of the stirring box is fixed to the upper part of the part, located in the stirring box, of the rotating shaft, an obliquely arranged stirring rod is fixed to the bottom of the rotating shaft, and one end, far away from the rotating shaft, of the stirring rod is lower than the other end of the stirring rod; a sliding groove is formed in one end, away from the rotating shaft, of the stirring rod along the axial direction of the stirring rod, a sliding rod is connected in the sliding groove in a sliding mode, a spring is arranged in the sliding groove, and two ends of the spring are welded to the sliding groove and the sliding rod respectively;
a cavity is arranged in the rotating shaft, a sliding plate is slidably connected in the cavity, the air bag ring is communicated with the lower part of the cavity through an air duct, and a rotary joint is arranged at the joint of the air duct and the rotating shaft to prevent the air duct from rotating along with the rotating shaft; the air guide pipe is provided with an air guide valve, the air bag ring is provided with a pressure relief opening, and the pressure relief opening is in threaded connection with a blocking cover; a water inlet communicated with the upper part of the cavity is arranged on the rotating shaft, a water inlet one-way valve is arranged in the water inlet, and when the pressure intensity of the part of the cavity, which is positioned at the upper part of the sliding plate, is reduced, water in the stirring tank is sucked into the cavity through the water inlet; the slide plate is provided with a water outlet, a water outlet one-way valve is arranged in the water outlet, when the slide plate moves upwards, the pressure intensity of the upper part of the cavity is increased, and water in the cavity is discharged through the water outlet;
a plurality of water guide channels are vertically arranged on the side wall of the stirring barrel, a plurality of through holes communicated with the water guide channels are formed in the inner wall of the stirring box, water guide one-way valves are arranged in the through holes, and when the pressure in the water guide channels is increased, water is discharged through the through holes; the bottom wall of the stirring barrel is provided with a plurality of communicating channels communicated with the water guide channel; a flow guide pipe which penetrates through the bottom wall of the rotating shaft and is rotatably connected with the rotating shaft is communicated with the water outlet, the lower end of the flow guide pipe is communicated with the communicating channel, and one end of the flow guide pipe, which is positioned in the cavity, is a corrugated pipe; the water inlet, the water outlet and the through hole are all provided with screens, so that raw materials can be prevented from entering the cavity or the water guide channel;
step two, adding water into the mixed powder prepared in the step one to fully mix the water and the mixed powder to form a semi-finished product;
step three, adding high-alumina cement, sand, gypsum, talcum powder, heavy calcium carbonate and lithium carbonate into the semi-finished product prepared in the step two, and continuously stirring to uniformly mix the mixture with the semi-finished product, so as to form a finished product of the fluidity ceramic tile glue;
the application method of the fluid ceramic tile glue comprises the following steps:
the method comprises the following steps: coating the prepared fluid ceramic tile glue on the middle part of a ceramic tile to be attached, enabling the thickness of the ceramic tile glue in the middle part of the ceramic tile to be smaller than that of the ceramic tile glue on the periphery, and attaching the ceramic tile on a base surface;
step two: kneading and pressing the ceramic tile, wherein the kneading and pressing means pressing the ceramic tile to enable the ceramic tile to move towards one direction, a force vertical to a base surface and a force parallel to the base surface are applied to the ceramic tile, so that the ceramic tile glue in the middle of the ceramic tile is uniformly distributed on the surface of the ceramic tile, bubbles in the ceramic tile glue are kneaded and pressed out simultaneously, the kneading and pressing times are 3 times, the moving directions are different during three times of kneading and pressing, and the displacement of each movement is 1 cm;
step three: and 3, hammering the ceramic tile by using wood to ensure that the ceramic tile is tightly attached to the base surface, thereby realizing the installation of the ceramic tile.
2. A flowable tile glue according to claim 1, characterised in that: the material comprises, by mass, 350 parts of cement, 90 parts of high-alumina cement, 610 parts of sand, 40 parts of gypsum, 3 parts of hydroxypropyl methyl cellulose, 15 parts of redispersible latex powder, 2 parts of talcum powder, 1.2 parts of polycarboxylic acid water reducing agent, 80 parts of heavy calcium carbonate, 0.5 part of lithium carbonate and 0.6 part of tartaric acid.
3. A flowable tile glue according to claim 1, characterised in that: the material comprises, by mass, 300 parts of cement, 50 parts of high-alumina cement, 580 parts of sand, 30 parts of gypsum, 2 parts of hydroxypropyl methyl cellulose, 10 parts of redispersible latex powder, 1 part of talcum powder, 1 part of polycarboxylic acid water reducing agent, 70 parts of heavy calcium carbonate, 0.2 part of lithium carbonate and 0.3 part of tartaric acid.
4. A flowable tile glue according to claim 1, characterised in that: the material comprises, by mass, 400 parts of cement, 130 parts of high-alumina cement, 650 parts of sand, 50 parts of gypsum, 5 parts of hydroxypropyl methyl cellulose, 20 parts of redispersible latex powder, 4 parts of talcum powder, 1.5 parts of polycarboxylic acid water reducing agent, 90 parts of heavy calcium carbonate, 0.7 part of lithium carbonate and 0.8 part of tartaric acid.
5. A flowable tile glue according to any one of claims 1-4, characterised in that: the cement is PO 42.5.
6. A flowable tile glue according to claim 5, characterised in that: the sand comprises two models of 30-50 meshes and 70-140 meshes, wherein the mass part of the sand of 30-50 meshes is 590 parts of 550-140 meshes, and the mass part of the sand of 70-140 meshes is 30-60 parts.
7. A flowable tile glue according to claim 6, characterised in that: the gypsum is semi-hydrated gypsum or anhydrous gypsum.
8. A flowable tile glue according to claim 7, characterised in that: the particle size of the talcum powder is 800-850 meshes.
9. A flowable tile glue according to claim 8, characterised in that: the particle size of the heavy calcium carbonate is 300-350 meshes.
10. A flowable tile glue according to claim 9, characterised in that: the granularity of the tartaric acid is 800-850 meshes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810759370.1A CN108911649B (en) | 2018-07-11 | 2018-07-11 | Flowable tile glue |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810759370.1A CN108911649B (en) | 2018-07-11 | 2018-07-11 | Flowable tile glue |
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| CN108911649B true CN108911649B (en) | 2021-01-05 |
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| CN109485346A (en) * | 2018-12-25 | 2019-03-19 | 佛山科学技术学院 | A kind of ceramic tile marble adhesive and preparation method thereof |
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