CN116285538A

CN116285538A - Production method and production system of interior wall environment-friendly texture coating with formaldehyde purifying function

Info

Publication number: CN116285538A
Application number: CN202211103531.4A
Authority: CN
Inventors: 闫佳麟; 胡中源; 陈燕
Original assignee: Dragon Brand Coating Beijing Co ltd
Current assignee: Dragon Brand Coating Beijing Co ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-06-23

Abstract

The invention discloses a production method and a production system of an interior wall environment-friendly texture coating with an aldehyde purification function, wherein the production method comprises the following steps of: s100, preparing feed liquid; s200, preparing slurry; s300, adding acrylate emulsion and functional additives into the slurry to prepare a paint paddle; wherein the functional auxiliary agent is formaldehyde absorbent; s400, respectively adding the thickener A and the thickener B into the paint oar to prepare the interior wall environment-friendly texture coating with the formaldehyde purifying function. The device also comprises a mixing chamber, a feeding component, a discharge hole, a stirring mechanism and a heat-preserving roller; wherein, be provided with the flow gap between stirring mechanism and the heat preservation roller, the mixture passes the flow gap in proper order in the stirring process, and heat preservation roller heats the mixture when passing. The invention realizes the environment protection and formaldehyde purification effects of the paint; and the instantaneous heating system is used for producing the coating, so that the demulsification probability of emulsion is reduced, the construction performance of the product is improved, and the stirring working time is saved.

Description

Production method and production system of interior wall environment-friendly texture coating with formaldehyde purifying function

Technical Field

The invention relates to the technical field of paint, in particular to a production method and a production system of an interior wall environment-friendly texture paint with an aldehyde purification function.

Background

Currently, aqueous interior wall texture coatings are widely used for surface art coating of interior walls with their environmental friendliness and tunable realistic stone-like effect. However, the adopted external wall formula has certain taste and pollution, and water-based paint with higher environmental protection degree is needed.

While the existing environment-friendly coatings are mostly realized by changing the organic solvents into aqueous solvents, the pollution is reduced to a certain extent, but partial formaldehyde and the like remain, and with the current increase of the formaldehyde purifying requirement on the inner wall, a product with an active formaldehyde purifying function is needed.

Disclosure of Invention

The invention aims to provide a production method and a production system of an interior wall environment-friendly texture coating with an aldehyde purification function, which are used for solving the technical problem of harmful substance residue in the coating in the prior art.

In order to solve the technical problems, the invention specifically provides the following technical scheme:

the invention provides a production method of an interior wall environment-friendly texture coating with an aldehyde purification function, which comprises the following steps:

s100, sequentially adding a powdery thickener A, a powdery thickener B, a bactericide, a dispersing agent, a wetting agent and a defoaming agent into water, and uniformly mixing to obtain a feed liquid;

s200, sequentially adding titanium dioxide, heavy calcium powder, functional filler and natural quartz sand into the feed liquid, and uniformly mixing to obtain slurry;

s300, adding a pH value regulator, an acrylic ester emulsion, a functional auxiliary agent, an antifreezing agent and a film-forming auxiliary agent into the slurry, and uniformly mixing to prepare a paint oar;

wherein the functional auxiliary agent is formaldehyde absorbent;

s400, respectively adding the thickener A and the thickener B into the paint oar, and uniformly mixing to prepare the interior wall environment-friendly texture coating with the formaldehyde purifying function.

As a preferred embodiment of the present invention, the formaldehyde absorbent is nano-scale active silicon.

As a preferable scheme of the invention, the fineness of the slurry is less than or equal to 60um.

As a preferable scheme of the invention, the fineness of the heavy calcium powder is more than 325 meshes;

wherein the fineness of the quartz sand is 30-120 meshes.

The invention also provides a production system of the interior wall environment-friendly texture coating with the formaldehyde purifying function, which comprises the following steps:

the mixing device comprises a mixing chamber, wherein the upper end and the lower end of the mixing chamber are respectively provided with a feeding component and a discharging port, and the feeding component is used for sequentially adding water, a powdery thickener A, a powdery thickener B, a bactericide, a dispersing agent, a wetting agent, a defoaming agent, a pH value regulator, titanium dioxide, heavy calcium powder, a functional filler, an antifreezing agent, a film forming auxiliary agent, an acrylic ester emulsion, natural quartz sand, a functional auxiliary agent, a thickener A and a thickener B into the mixing chamber to form a mixture;

the stirring mechanism is rotatably arranged in the mixing cavity through the integrated driving mechanism and is used for stirring the mixture in a stirring manner in the rotating process;

the heat-preserving roller is rotatably arranged in the mixing cavity and connected with the integrated driving mechanism, a feed opening of the feeding assembly is arranged on the flowing gap, the integrated driving mechanism drives the heat-preserving roller to rotate in the mixing cavity, and the heat-preserving roller heats the mixture in the rotating process;

the stirring mechanism and the heat-preserving roller are provided with a flowing gap therebetween, the mixture sequentially passes through the flowing gap in the stirring process, and the heat-preserving roller heats the mixture while passing through the flowing gap.

As a preferable scheme of the invention, the stirring mechanism is arranged in parallel with the heat-preserving roller, and the rotation direction of the stirring mechanism is opposite to the rotation direction of the heat-preserving roller.

As a preferable scheme of the invention, the integrated driving mechanism comprises a rotating motor and a first gear arranged on an output shaft of the rotating motor, the first gear is rotatably arranged above the mixing chamber, a second gear is arranged on the side edge of the first gear in a meshed mode, the second gear is rotatably arranged on the mixing chamber, the heat-insulating roller is arranged on the first gear, and the stirring mechanism is arranged on the second gear.

As a preferable scheme of the invention, the heat-insulating roller comprises a rotating rod fixedly arranged below the first gear, the rotating rod is vertically arranged in the mixing cavity, a flow plate is arranged on the outer wall of the rotating rod, and a heating wire is arranged in the flow plate.

As a preferable mode of the invention, the turning stirring mechanism comprises a telescopic rotary drum arranged below the second gear and a paddle arranged on the periphery side of the telescopic rotary drum, and the telescopic rotary drum is arranged in parallel with the rotating rod;

the telescopic rotary drum is internally provided with a limiting rod in a sliding mode through a strip-shaped bulge, the limiting rod is fixedly arranged on the second gear, the bottom of the limiting rod is provided with a third gear, the bottom of the third gear extends downwards and is fixedly arranged in the mixing cavity, the side edge of the limiting rod is fixedly provided with a fourth gear through a fixing piece, the third gear is meshed with the fourth gear, the fourth gear is arranged between the telescopic rotary drum and the limiting rod, the inner wall of the telescopic rotary drum is provided with an annular chute, and the fourth gear slides in the annular chute through a sliding rod;

when the limiting rod rotates, the telescopic rotary drum rotates under the drive of the strip-shaped protrusions and slides up and down in the mixing chamber under the drive of the fourth gear.

As a preferred embodiment of the present invention, the blades are spirally distributed on the telescopic drum.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention uses the functional odor-removing pure acrylic emulsion as the base material and the nano-scale active silicon as the formaldehyde-removing material, which has higher environmental protection performance and excellent formaldehyde-removing effect.

2. According to the invention, the heating system is used for producing the coating, the flow gap with high flow velocity is arranged in the stirring cavity, so that the instant heating efficiency is improved, the emulsion breaking probability of emulsion is reduced, the construction performance of the product is improved, and the stirring working time is saved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.

FIG. 1 is a schematic flow chart of a method for producing an interior wall environmental-friendly texture coating material with formaldehyde purifying function;

FIG. 2 is a schematic structural diagram of a production system of an interior wall environmental-friendly texture paint providing formaldehyde-purifying function according to the present invention;

fig. 3 is a perspective view showing the internal structure of the stirring mechanism for turning over according to the present invention.

Reference numerals in the drawings are respectively as follows:

1-a mixing chamber; 2-a feed assembly; 3-a discharge hole; 4-turning the stirring mechanism; 5-an integrated drive mechanism; 6-heat-preserving roller;

401-telescoping drum; 402-paddles; 403-bar-shaped protrusions; 404-a limit rod; 405-a third gear; 406-a fixing piece; 407-fourth gear; 408-a sliding bar; 409-an annular chute;

501-a rotating motor; 502-a first gear; 503-a second gear;

601-turning rod; 602-flow plates.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The interior wall environment-friendly texture coating with the formaldehyde purifying function comprises the following components in percentage by weight: 10 to 13.5 percent of water, 0.1 to 0.3 percent of powdery thickener A, 0.1 to 0.3 percent of powdery thickener B, 0.1 to 0.4 percent of bactericide, 0.2 to 0.4 percent of dispersing agent, 0.05 to 0.25 percent of wetting agent, 0.1 to 0.3 percent of defoamer, 0.1 to 0.3 percent of pH value regulator, 0.05 to 2 percent of titanium pigment, 4 to 15 percent of heavy calcium powder, 1 to 5 percent of functional filler, 0.5 to 1 percent of antifreezing agent, 0.5 to 1 percent of film forming additive, 10 to 15 percent of acrylic ester emulsion, 60 to 70 percent of natural quartz sand, 1 to 3 percent of functional additive, 0.1 to 0.2 percent of thickener A and 0.1 to 0.2 percent of thickener B.

Wherein the functional auxiliary agent is formaldehyde absorbent, and the formaldehyde absorbent can be used for absorbing formaldehyde.

Further, the formaldehyde absorbent is nano-scale active silicon. The pore diameter of the internal pore of the nano-scale active silicon is between 0.27 and 0.98 nanometers, and the nano-scale active silicon is arranged in a crystal way and has weak electrical property. The molecular diameters of formaldehyde, ammonia, benzene and dimethylbenzene are all between 0.4 and 0.62 nanometers and are polar molecules, and the nanoscale active silicon has the characteristic of preferentially adsorbing harmful gases such as formaldehyde, benzene, TVOC and the like, achieves the effect of evolving indoor air, and is beneficial to being applied to the coating.

Preferably, in order to improve the brushing effect of the paint, the fineness of the slurry is less than or equal to 60um.

Preferably, the water is deionized water in order to increase product system stability.

Preferably, the powdery thickener A is modified hydroxyethyl cellulose, and has a molecular weight of 3-5 ten thousand and a medium viscosity, so that the coating has smooth spraying performance and storage stability.

Preferably, the powdery thickener B is modified bentonite for providing a smooth spray performance and storage stability to the paint.

Preferably, in order to improve the environmental protection performance of the product, the bactericide is a liquid material without formaldehyde.

Preferably, the dispersing agent is a liquid hydrophobically modified polyacrylate material in order to reduce the floating color and the bloom phenomenon of the coating and simultaneously ensure the stable balance of organic and inorganic components of the coating system in the system.

Preferably, in order to improve the environmental protection performance of the product, the wetting agent is liquid and does not contain APEO materials.

Preferably, in order to ensure that the system has good defoaming effect, the invention selects two types of defoaming agents of organosilicon and mineral oil.

Preferably, in order to fully dissolve cellulose, a proper amount of pH regulator is added into the formula, wherein the pH regulator is aqueous solution of KOH.

Preferably, in order to improve the hiding power and the fineness of the product, the titanium dioxide is rutile type.

Preferably, in order to meet the mechanical property of the paint die and reduce the gloss, the heavy calcium powder is fine powder.

Preferably, the quartz sand is natural siliceous quartz sand.

Preferably, the functional auxiliary agent is formaldehyde absorbent.

Preferably, the antifreezing agent is a special modified anti-freezing and thawing agent, and the special modified anti-freezing and thawing agent can be effectively distributed on the surface of the emulsion particles, so that the emulsion particles are not easy to coalesce together at low temperature to break emulsion, and propylene glycol is replaced. Meanwhile, the special modified anti-freeze thawing agent can effectively prolong the opening time of a coating film, so that the roller brush can move back and forth for a sufficient time, and the repeatedly overlapped coating film is uniformly coated, thereby reducing the phenomenon of paint film bloom.

Preferably, the film forming auxiliary agent is a high boiling point alcohol ester film forming auxiliary agent;

preferably, the acrylic ester emulsion is pure acrylic resin emulsion, the acrylic ester emulsion is special odor-removing pure acrylic emulsion, special functional monomer is adopted for polymerization, and the glass transition temperature is below 20 ℃.

Preferably, in order to increase the viscosity of the aqueous phase in the coating, the thickener A is a modified alkali swelling thickener.

Preferably, the leveling property of the paint is improved to enable a paint film to be flat and uniform, and the thickener B is a polyurethane thickener.

Preferably, the fineness of the heavy calcium powder is more than 325 meshes.

Preferably, the fineness of the quartz sand is 30-120 meshes.

In this embodiment, the method for making the paint have the function of purifying aldehyde and improving the environmental protection of the paint is as follows:

1. adding nano formaldehyde absorbent.

2. The antifreeze agent with zero VOC is added to replace ethylene glycol and propylene glycol in the formula, so that the VOC content in the paint is greatly reduced.

3. The pH regulator in the formulation selects aqueous KOH solution to replace inorganic ammonia or organic ammonia to reduce paint VOC and odor. And meanwhile, the paint film added with KOH has higher water resistance than NaOH.

4. The paint auxiliary agent and the emulsion are selected to be free of formaldehyde, APEO, benzene series and other harmful substances.

5. The powder material does not contain heavy metals limited in the standard GB 18582-2020.

The method for improving the decorative effect comprises the following steps:

1. the thickening agent is prepared from cellulose with medium and high molecular weight and a leveling agent, so that the paint has good leveling property, and further, the paint film is uniform and the coverage to a substrate is uniform.

2. The water retention of the paint is improved by adding cellulose, so that the paint film is slowly dried, the spraying application time is prolonged, and the lap joint of the paint films sprayed before and after is facilitated.

3. The coarser ground calcium carbonate powder is selected to reduce the overall gloss of the paint film.

4. The modified bentonite is added, and the bentonite is in a layered structure in the water-based paint system, so that the thixotropic property of the paint can be increased, and the paint is more uniform in spraying.

5. The addition of the matting powder reduces the paint film side angle light, so that even if the paint film thickness is poor in uniformity, the degree of bloom can be reduced by naked eyes.

Examples: the invention provides an interior wall environment-friendly texture coating with an aldehyde purification function, which comprises the following components in percentage by weight:

10.6% of water, 0.2% of powdery thickener A, 0.2% of powdery thickener B, 0.3% of bactericide, 0.2% of dispersing agent, 0.1% of wetting agent, 0.2% of defoamer, 0.2% of pH value regulator, 0.8% of titanium pigment, 7% of heavy calcium powder, 63% of natural quartz sand, 3% of functional auxiliary agent, 0.5% of antifreezing agent, 0.5% of film forming auxiliary agent, 13% of acrylic ester emulsion, 0.1% of thickener A and 0.1% of thickener B.

The performance index of the product of the embodiment meets the JG/T24-2018 standard requirement.

The environmental protection indexes of the products of the above examples meet the requirements specified by the GB18582-2020 standard, as shown in Table 2.

TABLE 2

TABLE 3 Table 3

The formaldehyde purification function and the persistence of the formaldehyde purification effect of the product reach the technical index of the I-type coating material in JC/T1074-2008

Compared with the interior wall texture paint on the market, the interior wall environment-friendly texture paint with the formaldehyde purifying function produced according to the formula has higher environment-friendly performance, really approaches zero VOC, does not contain harmful substances, and has excellent formaldehyde purifying effect. The product has excellent construction performance, saves labor, and the applied paint film is thin, thick, uniform, matte, difficult to bloom and easy to alternate.

Because the pure acrylic resin emulsion is added into the coating, the indoor temperature often does not reach the required reaction temperature in low-temperature areas and areas in winter, the reaction system needs to be heated, and in the existing system, the reaction heating is often arranged in a cavity, and the mixture cannot be heated in a continuous feeding state, so that the instantaneous temperature of the mixture at certain positions is lower than the optimal reaction temperature, and emulsion breaking is caused, and the invention provides the interior wall environment-friendly texture coating production system with the formaldehyde cleaning function for reducing the emulsion breaking phenomenon.

As shown in fig. 2 and 3, the present invention further provides an interior wall environmental-friendly texture paint production system with formaldehyde purifying function, comprising:

the mixing device comprises a mixing chamber 1, wherein a feeding component 2 and a discharging port 3 are respectively arranged at the upper end and the lower end of the mixing chamber 1, and the feeding component 2 is used for sequentially adding water, a powdery thickener A, a powdery thickener B, a bactericide, a dispersing agent, a wetting agent, a defoaming agent, a pH value regulator, titanium dioxide, heavy calcium powder, functional filler, an antifreezing agent, a film-forming auxiliary agent, acrylate emulsion, natural quartz sand, functional auxiliary agent, a thickener A and a thickener B into the mixing chamber 1 to form a mixture;

the stirring mechanism 4 is rotatably arranged in the mixing chamber 1 through the integrated driving mechanism 5 and is used for stirring the mixture in a stirring manner in the rotating process;

the heat-preserving roller 6 is rotatably arranged in the mixing chamber 1 and is connected with the integrated driving mechanism 5, the integrated driving mechanism 5 drives the heat-preserving roller 6 to rotate in the mixing chamber 1, and the heat-preserving roller 6 heats the mixture in the rotating process;

the stirring mechanism 4 and the heat-preserving roller 6 are provided with flowing gaps, a feed opening of the feeding component 2 is arranged on the flowing gaps, the mixture sequentially passes through the flowing gaps in the stirring process, and the heat-preserving roller 6 heats the mixture while passing through the flowing gaps.

The specific preparation steps are as follows:

1, installing raw material proportion, adding water, a powdery thickener A, a powdery thickener B, a bactericide, a dispersing agent, a wetting agent and a defoaming agent into a mixing chamber sequentially through a feeding component, starting an integrated driving mechanism, stirring and feeding at the speed of 300-400 revolutions per minute by a heat-preserving roller and stirring mechanism, and stirring for 3-5 minutes after the feeding is completed;

2, sequentially adding titanium dioxide, functional filler, natural quartz sand and heavy calcium powder into the mixed solution, wherein the rotating speed can be gradually increased according to the adding amount of the powder in the feeding process, the rotating speed is increased to 1800 revolutions per minute after the feeding is finished, and the mixture is dispersed for 5-10 minutes;

3 slowly adding an antifreezing agent and a pH value regulator into the slurry, stirring for 5 minutes at the rotating speed of 700-900 rpm, and fully stirring;

4, adjusting the rotating speed of the stirring device to 500-600 rpm, adding the acrylic emulsion, stirring for 5 minutes, uniformly mixing, slowly adding the film forming auxiliary agent, finally adding the thickener A and the thickener B, continuously stirring, measuring the pH value to be more than 11.5 after 10-15 minutes, and obtaining the interior wall environment-friendly texture coating with the formaldehyde cleaning function, wherein the viscosity index is 105-110 KU;

and 5, opening a discharge hole, and discharging the coating in a stirring state.

Particularly, the stirring mechanism 4 and the heat-preserving roller 6 stir the materials in the mixing chamber 1 at the same time, so that a narrow stirring gap is formed between the vortexes of the stirring mechanism 4 and the heat-preserving roller 6, the materials flowing through the stirring gap can be heated by the heat-preserving roller 6, and the stirring mechanism 4 drives the materials into the stirring gap, so that the materials are easier to be uniformly heated; and the discharge gate setting of feeding assembly 2 is in flowing the gap, and the material is rolled up in flowing the gap when the unloading, can be quick by heating, prevents demulsification, and can improve the solubility to the powder.

Preferably, the stirring mechanism 4 is parallel to the heat-preserving roller 6, and the rotation direction of the stirring mechanism 4 is opposite to the rotation direction of the heat-preserving roller 6. The flow velocity of the liquid can be increased by opposite rotation directions, so that two vortex flows with opposite directions are formed in the mixing chamber 1 by the mixed liquid, and the mixed liquid is started simultaneously, so that the impact probability of the mixed liquid and the mixed liquid can be improved, and the mixing effect and the heating effect are improved.

Further, in order to reduce the complexity of the driving structure, the integrated driving mechanism 5 includes a rotating motor 501 and a first gear 502 installed on an output shaft of the rotating motor 501, the first gear 502 is rotatably installed above the mixing chamber 1, a second gear 503 is meshed with a side edge of the first gear 502, the second gear 503 is rotatably installed on the mixing chamber 1, the heat-preserving roller 6 is installed on the first gear 502, and the stirring mechanism 4 is installed on the second gear 503. The rotating motor 501 drives the first gear 502 to rotate and simultaneously drives the second gear 503 to rotate, in this working state, the rotation directions of the first gear 502 and the second gear 503 are opposite, and the action state is exactly the same as the action state of the stirring mechanism 4 and the heat-preserving roller 6, and the structure is simple, and the use is convenient.

Further, in order to improve the heating efficiency, the heat-preserving roller 6 includes a rotating rod 601 fixedly installed below the first gear 502, the rotating rod 601 is vertically installed in the mixing chamber 1, a flow plate 602 is disposed on an outer wall of the rotating rod 601, and a heating wire is disposed in the flow plate 602.

Further, the stirring mechanism 4 comprises a telescopic rotary drum 401 arranged below the second gear 503 and a paddle 402 arranged on the periphery of the telescopic rotary drum 401, and the telescopic rotary drum 401 is arranged in parallel with the rotating rod 601;

a limiting rod 404 is slidably mounted in the telescopic rotary drum 401 through a strip-shaped protrusion 403, the limiting rod 404 is fixedly mounted on the second gear 503, a third gear 405 is arranged at the bottom of the limiting rod 404, the bottom of the third gear 405 extends downwards and is fixedly mounted in the mixing chamber 1, a fourth gear 407 is fixedly mounted on the side edge of the limiting rod 404 through a fixing piece 406, the third gear 405 is meshed with the fourth gear 407, the fourth gears 407 are all arranged between the telescopic rotary drum 401 and the limiting rod 404, an annular chute 409 is arranged on the inner wall of the telescopic rotary drum 401, and the fourth gear 407 slides in the annular chute 409 through a sliding rod 408;

when the limit lever 404 rotates, the telescopic drum 401 rotates under the drive of the bar-shaped protrusion 403 and slides up and down in the mixing chamber 1 under the drive of the fourth gear 407.

Specifically, when the stop lever 404 rotates under the driving of the second gear 503, the fourth gear 407 is simultaneously driven to rotate, the fourth gear 407 rotates on the third gear 405, the third gear 405 is fixed, and meanwhile, the fourth gear 407 is slidably connected with the annular chute 409 through the sliding rod 408, so that the telescopic rotary drum 401 turns up and down on the stop lever 404. Secondly, when the limiting rod 404 rotates, the limiting rod is connected with the telescopic rotary drum 401 through the strip-shaped protrusions 403, so that the telescopic rotary drum 401 rotates simultaneously.

In this embodiment, the telescopic rotary drum 401 and the paddle 402 disposed on the telescopic rotary drum 401 turn up and down and rotate in the mixing chamber 1, so that the flow velocity of the mixed liquid can be effectively improved, a large amount of mixed liquid can be driven into the flowing gap, and the stirring effect is improved.

In order to improve the stirring efficiency during turning, the blades 402 are spirally distributed on the telescopic rotating drum 401, the blades 402 improve the stirring effect on the mixed liquid through spiral arrangement, and the stirring time is reduced.

The production method and the production system of the interior wall environment-friendly texture coating with the formaldehyde purifying function have the advantages of higher environment-friendly performance and excellent formaldehyde purifying effect; and the instantaneous heating system is used for producing the coating, so that the demulsification probability of emulsion is reduced, the workability of the product is improved, and the stirring working time is saved.

The above embodiments are only exemplary embodiments of the present application and are not intended to limit the present application, the scope of which is defined by the claims. Various modifications and equivalent arrangements may be made to the present application by those skilled in the art, which modifications and equivalents are also considered to be within the scope of the present application.

Claims

1. The production method of the interior wall environment-friendly texture coating with the formaldehyde purifying function is characterized by comprising the following steps of:

wherein the functional auxiliary agent is formaldehyde absorbent;

2. The method for producing the interior wall environment-friendly texture coating with formaldehyde purifying function according to claim 1, wherein the formaldehyde absorbent is nano-scale active silicon.

3. The method for producing the interior wall environment-friendly texture coating with formaldehyde purifying function according to claim 1, wherein the fineness of the slurry is less than or equal to 60um.

4. The method for producing the formaldehyde-purifying interior wall environment-friendly texture coating, according to claim 1, wherein the fineness of the heavy calcium powder is more than 325 meshes;

wherein the fineness of the quartz sand is 30-120 meshes.

5. The utility model provides a production system of interior wall environmental protection feel coating of clean aldehyde function which characterized in that includes:

the mixing device comprises a mixing chamber (1), wherein the upper end and the lower end of the mixing chamber (1) are respectively provided with a feeding component (2) and a discharging port (3), and the feeding component (2) is used for sequentially adding water, a powdery thickener A, a powdery thickener B, a bactericide, a dispersing agent, a wetting agent, a defoaming agent, a pH value regulator, titanium dioxide, heavy calcium powder, functional fillers, antifreezing agents, film forming auxiliaries, acrylate emulsion, natural quartz sand, functional auxiliaries, a thickener A and a thickener B into the mixing chamber (1) to form a mixture;

the stirring mechanism (4) is rotatably arranged in the mixing chamber (1) through the integrated driving mechanism (5), and is used for stirring the mixture in a stirring manner in the rotating process;

the heat-preserving roller (6) is rotatably arranged in the mixing chamber (1) and is connected with the integrated driving mechanism (5), a feed opening of the feeding assembly (2) is arranged on the flowing gap, the integrated driving mechanism (5) drives the heat-preserving roller (6) to rotate in the mixing chamber (1), and the heat-preserving roller (6) heats the mixture in the rotating process;

the stirring mechanism (4) and the heat-preserving roller (6) are provided with flowing gaps, the mixture sequentially passes through the flowing gaps in the stirring process, and the heat-preserving roller (6) heats the mixture while passing through the flowing gaps.

6. The production system of the interior wall environment-friendly texture coating with the formaldehyde purifying function according to claim 5, wherein the stirring mechanism (4) is arranged in parallel with the heat-preserving roller (6), and the rotation direction of the stirring mechanism (4) is opposite to that of the heat-preserving roller (6).

7. The production system of the interior wall environment-friendly texture coating with the formaldehyde purifying function according to claim 6, wherein the integrated driving mechanism (5) comprises a rotating motor (501) and a first gear (502) arranged on an output shaft of the rotating motor (501), the first gear (502) is rotatably arranged above the mixing chamber (1), a second gear (503) is arranged on a side edge of the first gear (502) in a meshed mode, the second gear (503) is rotatably arranged on the mixing chamber (1), the heat-insulating roller (6) is arranged on the first gear (502), and the stirring mechanism (4) is arranged on the second gear (503).

8. The production system of the interior wall environment-friendly texture coating with the formaldehyde purifying function according to claim 7, wherein the heat-insulating rolling roller (6) comprises a rotating rod (601) fixedly installed below the first gear (502), the rotating rod (601) is vertically installed in the mixing chamber (1), a flow plate (602) is arranged on the outer wall of the rotating rod (601), and heating wires are arranged in the flow plate (602).

9. The production system of the interior wall environment-friendly texture paint with the formaldehyde purifying function according to claim 8, wherein the turning stirring mechanism (4) comprises a telescopic rotary drum (401) arranged below the second gear (503) and paddles (402) arranged on the periphery of the telescopic rotary drum (401), and the telescopic rotary drum (401) is arranged in parallel with the rotating rod (601);

a limiting rod (404) is slidably mounted in the telescopic rotary drum (401) through a strip-shaped protrusion (403), the limiting rod (404) is fixedly mounted on the second gear (503), a third gear (405) is arranged at the bottom of the limiting rod (404), the bottom of the third gear (405) extends downwards and is fixedly mounted in the mixing chamber (1), a fourth gear (407) is fixedly mounted on the side edge of the limiting rod (404) through a fixing piece (406), the third gear (405) is meshed with the fourth gear (407), the fourth gears (407) are all arranged between the telescopic rotary drum (401) and the limiting rod (404), an annular chute (409) is arranged on the inner wall of the telescopic rotary drum (401), and the fourth gear (407) slides in the annular chute (409) through a sliding rod (408);

when the limiting rod (404) rotates, the telescopic rotary drum (401) rotates under the drive of the strip-shaped bulge (403) and slides up and down in the mixing chamber (1) under the drive of the fourth gear (407).

10. The system for producing the interior wall environment-friendly texture coating with formaldehyde purifying function according to claim 9, wherein the blades (402) are spirally distributed on the telescopic rotary drum (401).