CN115851014A - A kind of micro-cement coating and its preparation method and application - Google Patents

Abstract

The invention discloses a micro-cement coating and a preparation method and application thereof, relating to the technical field of micro-cement coatings and mainly comprising the following raw materials in parts by weight: 80-200 parts of cement, 10-100 parts of waterborne epoxy resin, 20-50 parts of molding solution, 100-500 parts of water, 1-50 parts of pigment, 1-10 parts of quartz, 1-5 parts of anti-slip agent, 5-10 parts of fragrant agent, 2-10 parts of defoaming agent, 1-5 parts of mildew preventive and 1-3 parts of preservative, and the invention has the beneficial effects that: the finished coating is formed by arranging the cement, the defoaming agent, the mildew preventive and the preservative, so that the corrosion and mildew resistance, fragrance, overall strength and anti-bending effects in actual use are improved, the overall service life is prolonged, the environment in use is improved, and the requirements are met; through stirring for many times, heating for many times and cooling operation, the existence of residue particles is reduced, and the beautiful effect of the finished product is improved.

Description

A kind of micro-cement coating and its preparation method and application

technical field

The invention relates to the technical field of micro-cement coatings, in particular to a micro-cement coating and its preparation method and application.

Background technique

Microcement is a new type of exterior decoration product introduced from abroad in recent years. Its main components are cement, resin, quartz, modified polymer, etc. It has high strength, only 2-3mm thick, seamless, waterproof, and durable. Grinding and other characteristics.

The existing micro-cement coatings have problems of poor strength, color fading, and poor anti-corrosion and mildew-proof effects when used. At the same time, due to the long stirring time and insufficient heating temperature during use, it will also affect the quality of the final product, resulting in varying degrees of damage. Loss and security risks.

Therefore, for the above problems, the present invention needs to design a kind of micro-cement coating and its preparation method and application to solve the above-mentioned problems.

Contents of the invention

The purpose of the present invention is to provide a kind of micro-cement coating and its preparation method and application, to solve the problem that the existing micro-cement coating in the above-mentioned background technology has poor strength, discoloration, and poor anti-corrosion and anti-mildew effect when it is used. , At the same time, due to the long stirring time and insufficient heating temperature during use, it will also affect the quality of the final product, causing varying degrees of loss and potential safety hazards.

In order to achieve the above object, the present invention provides the following technical solutions: a micro-cement coating, mainly made of the following raw materials in parts by weight: 80-200 parts of cement, 10-100 parts of water-based epoxy resin, 20-50 parts of forming solution, water 100-500 parts, 1-50 parts of pigment, 1-10 parts of quartz, 1-5 parts of anti-slip agent, 5-10 parts of fragrance agent, 2-10 parts of defoaming agent, 1-5 parts of mold inhibitor and preservative 1-3 servings.

Preferably, the pigment is one or more of colored pigments, extender pigments, and antirust pigments, and the anti-slip agent is one or more of polyvinyl chloride, polyethylene, and polypropylene resin particles. The fragrance agent is one or more of geraniol, citronellol and phenylethyl alcohol.

Preferably, the defoamer is one or more of polymer glue, emulsion polymerization, and acrylic milk, and the antifungal agent is one or more of inorganic salt copper sulfate, mercuric chloride, and sodium fluoride The preservative is one or more of chlorphenesin, methylparaben, and propylparaben.

A preparation method of micro-cement coating as described in any one of claims 1-3:

Preferably, the following steps are included:

S1. Weigh cement, water-based epoxy resin and quartz by weight, and grind them through grinding equipment to obtain powder raw materials;

S2. Weigh the forming solution, anti-slip agent, defoamer, anti-fungal agent and preservative by weight, and stir with a stirring device to obtain the raw material of the solution;

S3. Pour the powder raw material in step S1 into the solution raw material in step S2, stir once through a stirring device, and heat up while stirring, and heat to 200-400 °C at a heating rate of 10-15 °C/min; complete; After the first stirring cycle, add water by weighing parts by weight, carry out the second stirring while adding, and heat to 400-1000°C at a heating rate of 10-15°C/min to obtain the semi-finished micro-cement coating;

S4. Weighing pigments and fragrances in parts by weight and adding them to the semi-finished micro-cement paint in step S3, and performing multiple sieves to obtain the micro-cement paint.

Preferably, the cement, water-based epoxy resin and quartz in the step S1 are weighed and reacted together for 10-15 minutes, and the grinding time in the step S1 is 0.5-2 hours.

Preferably, it also includes a cooling process after adding the pigment and fragrance, and the cooling time is 2-5 hours.

Preferably, the stirring time in the step S2 is 1-1.5 h, and the first stirring time and the second stirring time in the step S3 are both 5-10 h.

Preferably, the stirring speed in the step S2 is 100-200r/min, and the first stirring speed and the second stirring speed in the step S3 are both 400-500r/min.

Preferably, the mesh numbers of the multiple sieves in the step S4 are all 85-100 mesh.

Application of a kind of micro-cement coating and preparation method thereof:

Preferably, the application of the obtained microcement coatings in ceilings.

Compared with prior art, the beneficial effect of the present invention is:

1. By setting cement, water-based epoxy resin, molding solution, water, pigment, quartz, anti-slip agent, fragrance agent, defoamer, anti-fungal agent and preservative to form the completed coating, the actual use is improved. Anti-corrosion and anti-mildew, fragrance, overall strength and anti-bending effect, prolong the overall service life, improve the environment of use, and meet the needs;

2. Through multiple stirring, multiple heating and cooling operations, the preparation efficiency of the overall coating is accelerated, the scrapped finished products are reduced, and the cost is effectively controlled. At the same time, the existence of residual particles is reduced through multiple sieving, and the finished product aesthetic effect.

Description of drawings

Fig. 1 is a schematic flowchart of the overall steps of a preparation method of a micro-cement coating described in an embodiment of the present invention.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1, the present invention provides a kind of technical scheme:

A micro-cement coating, mainly made of the following raw materials in parts by weight: 80-200 parts of cement, 10-100 parts of water-based epoxy resin, 20-50 parts of forming solution, 100-500 parts of water, 1-50 parts of pigment, quartz 1-10 parts, anti-slip agent 1-5 parts, fragrance agent 5-10 parts, defoamer 2-10 parts, anti-mold agent 1-5 parts and preservative 1-3 parts.

Further, the pigment is one or more of coloring pigments, extender pigments, and antirust pigments, and the anti-slip agent is one or more of polyvinyl chloride, polyethylene, and polypropylene resin particles. The fragrance agent is one or more of geraniol, citronellol and phenylethyl alcohol.

Further, the defoamer is one or more of polymer glue, emulsion polymerization, and acrylic milk, and the antifungal agent is one or more of inorganic salt copper sulfate, mercuric chloride, and sodium fluoride The preservative is one or more of chlorphenesin, methylparaben, and propylparaben.

A preparation method of micro-cement coating as described in any one of claims 1-3:

Further, the following steps are included:

S1. Weigh cement, water-based epoxy resin and quartz by weight, and grind them through grinding equipment to obtain powder raw materials;

S2. Weigh the forming solution, anti-slip agent, defoamer, anti-fungal agent and preservative by weight, and stir with a stirring device to obtain the raw material of the solution;

S3. Pour the powder raw material in step S1 into the solution raw material in step S2, stir once through a stirring device, and heat up while stirring, and heat to 200-400 °C at a heating rate of 10-15 °C/min; complete; After the first stirring cycle, add water by weighing parts by weight, carry out the second stirring while adding, and heat to 400-1000°C at a heating rate of 10-15°C/min to obtain the semi-finished micro-cement coating;

S4. Weighing pigments and fragrances in parts by weight and adding them to the semi-finished micro-cement paint in step S3, and performing multiple sieves to obtain the micro-cement paint.

Further, in the step S1, the cement, the water-based epoxy resin and the quartz are weighed and reacted together for 10-15 minutes, and the grinding time in the step S1 is 0.5-2 hours.

Further, it also includes a cooling process after adding the pigment and fragrance, and the cooling time is 2-5 hours.

Further, the stirring time in the step S2 is 1-1.5 h, and the first stirring time and the second stirring time in the step S3 are both 5-10 h.

Further, the stirring speed in the step S2 is 100-200r/min, and the first stirring speed and the second stirring speed in the step S3 are both 400-500r/min.

Further, the mesh numbers of the multiple sieves in the step S4 are all 85-100 mesh.

Application of a kind of micro-cement coating and preparation method thereof:

Further, the application of the obtained micro-cement coating in the ceiling.

Example 1

A kind of micro-cement paint, each component is counted as by its weight part:

A preparation method of micro-cement paint, comprising the following steps:

S1, take by weight 200 parts of cement, 100 parts of water-based epoxy resin and 10 parts of quartz, weigh 200 parts of cement, 100 parts of water-based epoxy resin and 10 parts of quartz, react together for 15 minutes, and grind by grinding equipment, Grinding time is 2h, obtain powder raw material;

S2, take by weight 50 parts of forming solution, 5 parts of polyethylene, 10 parts of emulsion polymerization, 5 parts of mercuric chloride and 3 parts of methylparaben, stir by stirring equipment, stirring speed is 200r/min, stirring time Be 1.5h, obtain solution raw material;

S3. Pour the powder raw material in step S1 into the solution raw material in step S2, and stir once through the stirring equipment. The stirring time is 10 hours, and the stirring speed is 500r/min. /min heated to 400°C; after completing one stirring cycle, weigh 500 parts of water by weight and add it, and carry out the second stirring while adding, the stirring time is 10h, the stirring speed is 500r/min, and the heating rate is 15°C/min Heating to 1000°C to obtain the semi-finished micro-cement coating;

S4. Weigh 5 parts by weight of the extender pigment and 10 parts of citronellol and add them to the semi-finished product of the micro-cement coating in step S3, and obtain the micro-cement coating after multiple sub-sieving. The mesh number of the multiple sub-sieving is 100 mesh.

Example 2

A kind of micro-cement paint, each component is counted as by its weight part:

A preparation method of micro-cement paint, comprising the following steps:

S1, take by weight 80 parts of cement, 10 parts of water-based epoxy resin and 1 part of quartz, weigh 80 parts of cement, 10 parts of water-based epoxy resin and 1 part of quartz, react together for 10 minutes, and grind by grinding equipment, The grinding time is 0.5 to obtain the powder raw material;

S2. Weigh 20 parts of molding solution, 1 part of polyvinyl chloride, 2 parts of polymer glue, 1 part of inorganic salt copper sulfate and 1 part of chlorphenesin by weight, and stir with a stirring device at a stirring speed of 100r/min , the stirring time is 1h, and the solution raw material is obtained;

S3. Pour the powder raw material in step S1 into the solution raw material in step S2, and stir once through the stirring equipment. The stirring time is 5 hours, and the stirring speed is 400r/min. At the same time, heat up while stirring. /min and heat to 200°C; after one stirring cycle is completed, weigh 100 parts of water by weight and add it, and carry out the second stirring while adding, the stirring time is 5h, the stirring speed is 400r/min, and the heating rate is 10°C/min Heating to 400°C to obtain the micro-cement coating semi-finished product;

S4. Take 1 part of coloring pigment and 5 parts of geraniol by weight and add them to the semi-finished product of the micro-cement coating in step S3. After multiple sub-sieving, the micro-cement coating is obtained. The mesh number of the multiple sub-sieves is 85 mesh.

Example 3

Performance Testing:

A kind of micro-cement coating effect verification experiment in embodiment 1 to 2

1. Test groups

Test group 1-2: a kind of microcement coating that makes in embodiment 1 to 2

Control group: prior art microcement paint.

2. Test method

Take 1 kg of samples from the test group 1-2 and the control group, respectively, and then place them on a clean testing platform, and carry out index extraction and testing one by one and item by item through the testing equipment.

3. Test results

The test results are shown in the table below:

The test results of the micro-cement coating and the control group in the following table Examples 1 to 2.

group Fineness㎡/kg Flexural strength d compressive strengthd Test group 1 303 5.4 20 Test group 2 310 5.3 twenty one control group 290 4.9 15

As can be seen from the test result data in the above table, the use effect of the micro-cement coating in the experimental group is far superior to that of the micro-cement coating in the prior art.

Working principle of the present invention: take cement, water-based epoxy resin and quartz by weight, and grind them through grinding equipment to obtain powder raw materials; weigh molding solution, polyethylene, emulsion polymerization, mercuric chloride and hydroxybenzene by weight Methyl ester is stirred by a stirring device to obtain the solution raw material; the powder raw material is poured into the solution raw material, and the stirring device is used to stir once, and the temperature is raised while stirring. Stir for the second time while adding to obtain the semi-finished micro-cement coating; take the extender pigment and citronellol by weight and add them to the semi-finished micro-cement coating, and obtain the micro-cement coating after multiple sub-sieves. Consisting of cement, water-based epoxy resin, molding solution, water, pigment, quartz, anti-slip agent, fragrance agent, defoamer, anti-mold agent and preservative, the completed coating improves the anti-corrosion, anti-mildew and anti-mold in actual use. Fragrance, overall strength and anti-bending effect prolong the overall service life, improve the use environment, and meet the needs; through multiple stirring, multiple heating and cooling operations, the preparation efficiency of the overall coating is accelerated and scrap is reduced The finished product achieves effective cost control, and at the same time through multiple sieves, the existence of residual particles is reduced, and the aesthetic effect of the finished product is improved.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (10)

1. The micro-cement coating is characterized by being mainly prepared from the following raw materials in parts by weight: 80-200 parts of cement, 10-100 parts of waterborne epoxy resin, 20-50 parts of molding solution, 100-500 parts of water, 1-50 parts of pigment, 1-10 parts of quartz, 1-5 parts of anti-slip agent, 5-10 parts of fragrant agent, 2-10 parts of defoaming agent, 1-5 parts of mildew preventive and 1-3 parts of preservative.

2. The micro-cement coating according to claim 1, wherein: the pigment is one or more of a coloring pigment, an extender pigment and an antirust pigment, the anti-slip agent is one or more of polyvinyl chloride, polyethylene and polypropylene resin particles, and the fragrant agent is one or more of geraniol, citronellol and phenethyl alcohol.

3. The micro-cement coating according to claim 1, wherein: the anti-foaming agent is one or more of polymer adhesive, emulsion polymerization and acrylic emulsion, the mildew preventive is one or more of inorganic salt copper sulfate, mercuric chloride and sodium fluoride, and the preservative is one or more of chlorphenesin, methylparaben and propylparaben.

4. A process for the preparation of a micro-cementitious coating as claimed in any one of claims 1 to 3, characterised in that: the method comprises the following steps:

s1, weighing cement, water-based epoxy resin and quartz in parts by weight, and grinding by grinding equipment to obtain a powder raw material;

s2, weighing the forming solution, the anti-slip agent, the defoaming agent, the mildew preventive and the preservative in parts by weight, and stirring the materials by using stirring equipment to obtain a solution raw material;

s3, pouring the powder raw material in the step S1 into the solution raw material in the step S2, stirring once through stirring equipment, simultaneously heating while stirring, and heating to 200-400 ℃ at a heating rate of 10-15 ℃/min; after one stirring period is finished, weighing water according to the weight parts, adding the water while stirring for the second time, and heating to 400-1000 ℃ at a heating rate of 10-15 ℃/min to obtain a micro cement coating semi-finished product;

s4, weighing the pigment and the fragrant agent according to the parts by weight, adding the pigment and the fragrant agent into the micro cement coating semi-finished product obtained in the step S3, and carrying out multi-screening to obtain the micro cement coating.

5. The method of claim 4, wherein the micro-cement coating is prepared by: the cement, the water-based epoxy resin and the quartz are weighed in the step S1 and then react for 10-15min, and the grinding time in the step S1 is 0.5-2h.

6. The method of claim 4, wherein the micro-cement coating is prepared by: and the cooling process after the pigment and the fragrance agent are added is also included, and the cooling time is 2-5h.

7. The method of claim 4, wherein the micro-cement coating is prepared by: the stirring time in the step S2 is 1-1.5h, and the first stirring time and the second stirring time in the step S3 are both 5-10h.

8. The method of claim 4, wherein the micro-cement coating is prepared by: the stirring speed in the step S2 is 100-200r/min, and the first stirring speed and the second stirring speed in the step S3 are both 400-500r/min.

9. The method of claim 4, wherein the micro-cement coating is prepared by: the mesh number of the multiple screening in the step S4 is 85-100 meshes.

10. Use of a micro-cement coating according to any one of claims 1 to 3 or a micro-cement coating obtained by the preparation process according to any one of claims 4 to 9 in ceiling tiles.

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