阅读说明：本技术 一种多功能型墙面修复剂及制备方法 (Multifunctional wall surface repairing agent and preparation method thereof ) 是由 段建明 段恒 史雄杰 詹婷 唐皓 于 2021-07-22 设计创作，主要内容包括：本申请公开了一种多功能型墙面修复剂及制备方法,所述多功能型墙面修复剂包括聚合物乳液、有机纤维、钛白粉、惰性骨料、杀菌剂、防锈剂、去离子水和辅助组分；所述制备方法包括聚合物乳液搅拌、添加修复剂组分、添加辅助组分和粘度调整。本申请的有益效果是：本申请兼顾材料表面强度和附着力,同时在防水、阻碱、防霉方面性能表现优异,最为突出的是抗裂性和柔韧性,适用于多种墙面问题的修复及预防,采用合理的连续级配,能给材料带来超强的柔韧性,能有效修补墙面裂缝,同时材料中的乳液成分在多种助剂的作用下,具有透气不透水的功能,达到防水、抗碱、防霉的效果,还具有抑制金属表面的锈蚀氧化的作用,同时还具有快干性能,施工简单。(The application discloses a multifunctional wall repairing agent and a preparation method thereof, wherein the multifunctional wall repairing agent comprises polymer emulsion, organic fiber, titanium dioxide, inert aggregate, a bactericide, an antirust agent, deionized water and auxiliary components; the preparation method comprises the steps of stirring the polymer emulsion, adding the repairing agent component, adding the auxiliary component and adjusting the viscosity. The beneficial effect of this application is: the material surface strength and adhesive force are considered, the performance is excellent in the aspects of water resistance, alkali resistance and mildew resistance, the most outstanding performance is crack resistance and flexibility, the material is suitable for repairing and preventing various wall problems, reasonable continuous gradation is adopted, super-strong flexibility can be brought to the material, wall cracks can be effectively repaired, and meanwhile, emulsion components in the material have the functions of air permeability and water impermeability under the action of various auxiliaries, so that the effects of water resistance, alkali resistance and mildew resistance are achieved, the effect of inhibiting corrosion oxidation of a metal surface is further realized, the quick-drying performance is also realized, and the construction is simple.)

1. A multifunctional wall surface repairing agent is characterized in that: the multifunctional wall repairing agent is prepared from the following raw materials in parts by mass:

2. a preparation method of a multifunctional wall repairing agent is characterized by comprising the following steps: the preparation method comprises the following steps:

(1) stirring the polymer emulsion, adjusting the rotation speed to 400-600 r/min by adopting special stirring and dispersing equipment, sequentially adding 40-50 parts of the polymer emulsion and 4-5 parts of auxiliary components into a container, placing the container at the bottom of the special stirring and dispersing equipment, and stirring for 10-15 min in the special stirring and dispersing equipment.

(2) Adding a repairing agent component, sequentially adding 0.5-2 parts of organic fiber, 30-35 parts of titanium dioxide and 18-25 parts of inert aggregate into a container, adjusting the rotating speed of special stirring and dispersing equipment to 600-1000 r/min, and stirring for 30-40 min to obtain a semi-finished product of the repairing agent.

(3) Adding auxiliary components, sequentially adding 0.2-0.4 part of defoaming agent, 0.5-1.5 parts of bactericide, 10-15 parts of deionized water into a container, adjusting the rotating speed of the special stirring and dispersing equipment to be 500-700 r/min, and stirring for 5-10 min.

(4) And adjusting the viscosity, adding 10-15 parts of deionized water into the container, fully stirring the deionized water and the mixed solution, and adjusting the repairing agent to a proper viscosity to obtain the multifunctional wall repairing agent.

3. The preparation method of the multifunctional wall surface repairing agent according to claim 2, characterized in that: and (2) adding a pigment into the styrene-acrylate polymer mixed emulsion obtained by experimentally modifying the polymer emulsion in the step (1) for mixing, and selecting 40-50 parts of the mixture as a standby mixed solution.

4. The preparation method of the multifunctional wall surface repairing agent according to claim 2, characterized in that: the auxiliary components in the step (1) are a film-forming auxiliary agent, a dispersing agent, a wetting agent, a defoaming agent and a pH regulator which are matched with each other systematically, wherein the film-forming auxiliary agent in the auxiliary components is a compound plasticizer of alcohols and alcohol esters; the dispersing agent is a degradable anionic surfactant; the wetting agent is polyoxyethylene surfactant; defoaming agents silicone modified mineral oils; the PH regulator is a multifunctional amine auxiliary agent, and a film forming auxiliary agent, a dispersing agent, a wetting agent, a defoaming agent and the PH regulator in the auxiliary components are simultaneously added into the container, so that the auxiliary components and the polymer emulsion are mixed, and are uniformly stirred by special stirring and dispersing equipment for later use.

5. The preparation method of the multifunctional wall surface repairing agent according to claim 2, characterized in that: and (3) mixing the organic fibers in the step (2) into a three-dimensional network structure, grinding the organic fibers, the titanium dioxide and the inert aggregate into powder by using grinding equipment, and sequentially adding the organic fibers, the titanium dioxide and the inert aggregate into a container for mixing and stirring.

6. The preparation method of the multifunctional wall surface repairing agent according to claim 2, characterized in that: the titanium dioxide in the step (2) is rutile type high-purity titanium dioxide.

7. The preparation method of the multifunctional wall surface repairing agent according to claim 2, characterized in that: the inert aggregate in the step (3) is high-purity quartz sand and calcium carbonate, and is added in a proper particle grading manner.

8. The preparation method of the multifunctional wall surface repairing agent according to claim 2, characterized in that: the bactericide in the step (3) is an isothiazolinone environment-friendly high-efficiency bactericide.

9. The preparation method of the multifunctional wall surface repairing agent according to claim 2, characterized in that: and (3) the antirust agent in the step (3) is an antirust agent containing organic chelate macromolecules.

10. The preparation method of the multifunctional wall surface repairing agent according to claim 2, characterized in that: and (4) placing the polymer emulsion, the organic fiber, the titanium dioxide, the inert aggregate, the bactericide, the antirust agent and the auxiliary components in a container, fully stirring and mixing to prepare the repairing agent, adding 10-15 parts of deionized water according to the viscosity of the repairing agent, and uniformly stirring the repairing agent again to obtain the multifunctional wall repairing agent with proper viscosity.

Technical Field

The application relates to a preparation method, in particular to a multifunctional wall repairing agent and a preparation method thereof, belonging to the technical field of PLA production and application.

Background

With the rapid development of the real estate industry in China in recent years, the living quality of people is improved, the requirement of the people on the comfort level of house living is higher and higher, people pay more attention to the indoor and outdoor living environment, and the quality of wall surface renovation and maintenance projects is concerned in recent years. A series of difficult and complicated symptoms of the old wall surface need to be solved urgently, including the problems of cracks, yellowing, oil stain, alkali return, mildew, water seepage and the like of the wall surface.

In the past wall surface maintenance renovation process, in order to solve the wall surface problem, a plurality of materials are needed to be matched for use so as to achieve the effect of renovation maintenance, the materials are various in variety, the construction process is complex, the maintenance cost is high, the situation that the maintenance is incomplete and the wall surface problem is repeated can still occur. Therefore, the multifunctional wall surface repairing agent and the preparation method are provided for solving the problems.

Content of application

The present application aims to solve the above problems and provide a multifunctional wall surface repairing agent and a preparation method thereof.

The multifunctional wall repairing agent is prepared from the following raw materials in parts by mass:

preferably, the preparation method of the multifunctional wall repair agent comprises the following steps:

(1) stirring the polymer emulsion, adjusting the rotation speed to 400-600 r/min by adopting special stirring and dispersing equipment, sequentially adding 40-50 parts of the polymer emulsion and 4-5 parts of auxiliary components into a container, placing the container at the bottom of the special stirring and dispersing equipment, and stirring for 10-15 min in the special stirring and dispersing equipment.

(2) Adding a repairing agent component, sequentially adding 0.5-2 parts of organic fiber, 30-35 parts of titanium dioxide and 18-25 parts of inert aggregate into a container, adjusting the rotating speed of special stirring and dispersing equipment to 600-1000 r/min, and stirring for 30-40 min to obtain a semi-finished product of the repairing agent.

(3) Adding auxiliary components, sequentially adding 0.2-0.4 part of defoaming agent, 0.5-1.5 parts of bactericide, 10-15 parts of deionized water into a container, adjusting the rotating speed of the special stirring and dispersing equipment to be 500-700 r/min, and stirring for 5-10 min.

(4) And adjusting the viscosity, adding 10-15 parts of deionized water into the container, fully stirring the deionized water and the mixed solution, and adjusting the repairing agent to a proper viscosity to obtain the multifunctional wall repairing agent.

Preferably, the styrene-acrylate polymer mixed emulsion obtained by experimentally modifying the polymer emulsion in the step (1) is prepared by adding a pigment into the styrene-acrylate polymer mixed emulsion for mixing, and selecting 40-50 parts of the mixture as a standby mixed solution.

Preferably, the auxiliary components in the step (1) are a film-forming aid, a dispersing agent, a wetting agent, a defoaming agent and a pH regulator which are matched with each other systematically, wherein the film-forming aid in the auxiliary components is a plasticizer which is a compound of alcohols and alcohol esters; the dispersing agent is a degradable anionic surfactant; the wetting agent is polyoxyethylene surfactant; defoaming agents silicone modified mineral oils; the PH regulator is a multifunctional amine auxiliary agent, and a film forming auxiliary agent, a dispersing agent, a wetting agent, a defoaming agent and the PH regulator in the auxiliary components are simultaneously added into the container, so that the auxiliary components and the polymer emulsion are mixed, and are uniformly stirred by special stirring and dispersing equipment for later use.

Preferably, the organic fibers in the step (2) are degradable organic fibers, the degradable organic fibers are mixed in a system to form a three-dimensional network structure, the organic fibers, the titanium dioxide and the inert aggregate are ground into powder by using grinding equipment, and then the organic fibers, the titanium dioxide and the inert aggregate are sequentially added into a container to be mixed and stirred.

Preferably, the titanium dioxide in the step (2) is rutile type high-purity titanium dioxide.

Preferably, the inert aggregate in the step (3) is high-purity quartz sand and calcium carbonate, and is added in a proper particle grading manner.

Preferably, the bactericide in the step (3) is an isothiazolinone environment-friendly high-efficiency bactericide.

Preferably, the rust inhibitor in the step (3) is a rust inhibitor containing an organic chelate polymer.

Preferably, in the step (4), the polymer emulsion, the organic fiber, the titanium dioxide, the inert aggregate, the bactericide, the antirust agent and the auxiliary component are placed in a container and fully stirred and mixed to prepare the repairing agent, 10-15 parts of deionized water is added according to the viscosity of the repairing agent, and the repairing agent is stirred uniformly again to obtain the multifunctional wall repairing agent with proper viscosity.

The beneficial effect of this application is: the application gives consideration to the surface strength and the adhesive force of the material, has excellent performances in the aspects of water resistance, alkali resistance and mildew resistance, is most outstanding in crack resistance and flexibility, is suitable for repairing and preventing various wall problems, has strong adhesive force on normal clay bricks, cement concrete and gypsum block plates, is not easy to fall off on smooth materials such as ceramic tiles, glass, stainless steel and the like, adopts reasonable continuous gradation, has compact material accumulation and low porosity, shows excellent surface strength and covering power, avoids the scratch phenomenon of a later repair part, has excellent repairing effect on the problems of wall surface oil stain yellowing and the like, can bring super-strong flexibility to the material, can effectively repair wall cracks, has the flexibility for resisting the heat expansion after wall repair or the brittle cracking phenomenon caused by wall motion, and simultaneously has emulsion components in the material under the action of various additives, the paint has the advantages of forming a compact coating film, having the functions of ventilation and water tightness, effectively blocking the water movement in the wall body, achieving the effects of water resistance, alkali resistance and mildew resistance, inhibiting the corrosion oxidation of the metal surface, simultaneously having quick-drying performance, simple construction, surface drying time of 15 minutes at normal construction temperature, being particularly suitable for the repair construction of small-area cracks, needing no water, and effectively improving the working efficiency.

Drawings

FIG. 1 is a schematic flow chart of the preparation method of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The first embodiment is as follows:

a multifunctional wall surface repairing agent is composed of the following raw materials in parts by mass:

referring to fig. 1, a method for preparing a multifunctional wall repair agent includes the following steps:

(1) stirring the polymer emulsion, adjusting the rotation speed to 400-600 r/min by adopting special stirring and dispersing equipment, sequentially adding 25 parts of the polymer emulsion and 5 parts of auxiliary components into a container, placing the container at the bottom of the special stirring and dispersing equipment, and stirring for 10-15 min in the special stirring and dispersing equipment.

(2) Adding a repairing agent component, sequentially adding 0.5-2 parts of organic fiber, 30-35 parts of titanium dioxide and 18-25 parts of inert aggregate into a container, adjusting the rotating speed of special stirring and dispersing equipment to 600-1000 r/min, and stirring for 30-40 min to obtain a semi-finished product of the repairing agent.

(3) Adding auxiliary components, sequentially adding 0.2-0.4 part of defoaming agent, 0.5-1.5 parts of bactericide, 10-15 parts of deionized water into a container, adjusting the rotating speed of the special stirring and dispersing equipment to be 500-700 r/min, and stirring for 5-10 min.

(4) And adjusting the viscosity, adding 10-15 parts of deionized water into the container, fully stirring the deionized water and the mixed solution, and adjusting the repairing agent to a proper viscosity to obtain the multifunctional wall repairing agent.

And (2) adding a pigment into the styrene-acrylate polymer mixed emulsion obtained by experimentally modifying the polymer emulsion in the step (1) for mixing, and selecting 40-50 parts of the mixture as a standby mixed solution.

The auxiliary components in the step (1) are a film-forming auxiliary agent, a dispersing agent, a wetting agent, a defoaming agent and a pH regulator which are matched with each other systematically, wherein the film-forming auxiliary agent in the auxiliary components is a compound plasticizer of alcohols and alcohol esters; the dispersing agent is a degradable anionic surfactant; the wetting agent is polyoxyethylene surfactant; defoaming agents silicone modified mineral oils; the PH regulator is a multifunctional amine auxiliary agent, and a film forming auxiliary agent, a dispersing agent, a wetting agent, a defoaming agent and the PH regulator in the auxiliary components are simultaneously added into the container, so that the auxiliary components and the polymer emulsion are mixed, and are uniformly stirred by special stirring and dispersing equipment for later use.

And (3) mixing the organic fibers in the step (2) into a three-dimensional network structure, grinding the organic fibers, the titanium dioxide and the inert aggregate into powder by using grinding equipment, and sequentially adding the organic fibers, the titanium dioxide and the inert aggregate into a container for mixing and stirring.

The titanium dioxide in the step (2) is rutile type high-purity titanium dioxide.

The inert aggregate in the step (3) is high-purity quartz sand and calcium carbonate, and is added in a proper particle grading manner.

The bactericide in the step (3) is an isothiazolinone environment-friendly high-efficiency bactericide.

And (3) the antirust agent in the step (3) is an antirust agent containing organic chelate macromolecules.

And (4) placing the polymer emulsion, the organic fiber, the titanium dioxide, the inert aggregate, the bactericide, the antirust agent and the auxiliary components in a container, fully stirring and mixing to prepare the repairing agent, adding 10-15 parts of deionized water according to the viscosity of the repairing agent, and uniformly stirring the repairing agent again to obtain the multifunctional wall repairing agent with proper viscosity.

The preparation method is suitable for mass production of the multifunctional wall repairing agent, the main material of the repairing agent is less, the mixed components of the additives are less, the production efficiency is high, and the effect of the repairing agent is poor.

Example two:

a multifunctional wall surface repairing agent is composed of the following raw materials in parts by mass:

referring to fig. 1, a method for preparing a multifunctional wall repair agent includes the following steps:

(1) stirring the polymer emulsion, adjusting the rotation speed to 400-600 r/min by adopting special stirring and dispersing equipment, sequentially adding 50 parts of the polymer emulsion and 4 parts of auxiliary components into a container, placing the container at the bottom of the special stirring and dispersing equipment, and stirring for 10-15 min in the special stirring and dispersing equipment.

(2) Adding a repairing agent component, sequentially adding 0.5-2 parts of organic fiber, 30-35 parts of titanium dioxide and 18-25 parts of inert aggregate into a container, adjusting the rotating speed of special stirring and dispersing equipment to 600-1000 r/min, and stirring for 30-40 min to obtain a semi-finished product of the repairing agent.

(3) Adding auxiliary components, adding 10-15 parts of deionized water into a container, fully stirring the mixture and the mixed solution, sequentially adding 0.2-0.4 part of a defoaming agent, 0.5-1.5 parts of a bactericide, 10-15 parts of deionized water into the container, adjusting the rotating speed of special stirring and dispersing equipment to be 500-700 r/min, and stirring for 5-10 min.

(4) And adjusting the viscosity, namely adjusting the repairing agent to proper viscosity to obtain the multifunctional wall repairing agent.

And (2) adding a pigment into the styrene-acrylate polymer mixed emulsion obtained by experimentally modifying the polymer emulsion in the step (1) for mixing, and selecting 40-50 parts of the mixture as a standby mixed solution.

The auxiliary components in the step (1) are a film-forming auxiliary agent, a dispersing agent, a wetting agent, a defoaming agent and a pH regulator which are matched with each other systematically, wherein the film-forming auxiliary agent in the auxiliary components is a compound plasticizer of alcohols and alcohol esters; the dispersing agent is a degradable anionic surfactant; the wetting agent is polyoxyethylene surfactant; defoaming agents silicone modified mineral oils; the PH regulator is a multifunctional amine auxiliary agent, and a film forming auxiliary agent, a dispersing agent, a wetting agent, a defoaming agent and the PH regulator in the auxiliary components are simultaneously added into the container, so that the auxiliary components and the polymer emulsion are mixed, and are uniformly stirred by special stirring and dispersing equipment for later use.

And (3) mixing the organic fibers in the step (2) into a three-dimensional network structure, grinding the organic fibers, the titanium dioxide and the inert aggregate into powder by using grinding equipment, and sequentially adding the organic fibers, the titanium dioxide and the inert aggregate into a container for mixing and stirring.

The titanium dioxide in the step (2) is rutile type high-purity titanium dioxide.

The inert aggregate in the step (3) is high-purity quartz sand and calcium carbonate, and is added in a proper particle grading manner.

The bactericide in the step (3) is an isothiazolinone environment-friendly high-efficiency bactericide.

And (3) the antirust agent in the step (3) is an antirust agent containing organic chelate macromolecules.

And (4) placing the polymer emulsion, the organic fiber, the titanium dioxide, the inert aggregate, the bactericide, the antirust agent and the auxiliary components in a container, fully stirring and mixing to prepare the repairing agent, adding 10-15 parts of deionized water according to the viscosity of the repairing agent, and uniformly stirring the repairing agent again to obtain the multifunctional wall repairing agent with proper viscosity.

The preparation method is suitable for producing the multifunctional wall repairing agent in a small amount, the repairing agent is more in main material usage, the additive mixed components are less, the production efficiency is high, and the repairing agent effect is better.

It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.