CN118308000B - Sound-absorbing fireproof coating and preparation method thereof - Google Patents
Sound-absorbing fireproof coating and preparation method thereof Download PDFInfo
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- CN118308000B CN118308000B CN202410756439.0A CN202410756439A CN118308000B CN 118308000 B CN118308000 B CN 118308000B CN 202410756439 A CN202410756439 A CN 202410756439A CN 118308000 B CN118308000 B CN 118308000B
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
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Abstract
The invention relates to the technical field of fireproof coatings, in particular to a sound-absorbing fireproof coating and a preparation method thereof, wherein the sound-absorbing fireproof coating comprises the following raw materials in parts by weight: 30-40 parts of acrylic emulsion, 10-15 parts of glass bead regulator, 4-7 parts of silane coupling agent KH560, 5-10 parts of magnesium hydroxide flame retardant, 2-4 parts of melamine, 15-25 parts of carbon nano tube modifier, 2-5 parts of hydroxypropyl methylcellulose and 10-15 parts of ethanol solvent. According to the sound-absorbing fireproof coating disclosed by the invention, the raw materials of acrylic emulsion, silane coupling agent KH560, magnesium hydroxide flame retardant, melamine and hydroxypropyl methyl cellulose are adopted as functional auxiliary agents, so that the flame retardant property of the product is enhanced, the glass bead regulator and the carbon nanotube modifier are mutually blended and adjusted, the obtained product can realize the coordinated functions of flame retardance and sound absorption, and the scratch resistance and stability effects of the product are obvious.
Description
Technical Field
The invention relates to the technical field of fireproof coatings, in particular to a sound-absorbing fireproof coating and a preparation method thereof.
Background
The paint is a continuous film which is coated on the surface of the protected or decorated object and can form firm adhesion with the coated object, and is usually a viscous liquid prepared by using resin, oil or emulsion as main materials, adding or not adding pigment and filler, adding corresponding auxiliary agents and using organic solvent or water.
The existing paint is used for improving the fireproof performance of the product, but the sound absorption performance of the product is reduced, the fireproof performance and the sound absorption performance of the product are difficult to coordinate and improve, the scratch resistance stability of the product is poor, and the service efficiency of the product is further limited.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a sound-absorbing fireproof coating and a preparation method thereof, so as to solve the problems in the prior art.
The invention solves the technical problems by adopting the following technical scheme: the invention provides a sound-absorbing fireproof coating which comprises the following raw materials in parts by weight:
30-40 parts of acrylic emulsion, 10-15 parts of glass bead regulator, 4-7 parts of silane coupling agent KH560, 5-10 parts of magnesium hydroxide flame retardant, 2-4 parts of melamine, 15-25 parts of carbon nano tube modifier, 2-5 parts of hydroxypropyl methylcellulose and 10-15 parts of ethanol solvent.
Preferably, the fireproof paint comprises the following raw materials in parts by weight:
35 parts of acrylic emulsion, 12.5 parts of glass bead regulator, 5.5 parts of silane coupling agent KH560, 7.5 parts of magnesium hydroxide flame retardant, 3 parts of melamine, 20 parts of carbon nano tube modifier, 3.5 parts of hydroxypropyl methyl cellulose and 12.5 parts of ethanol solvent.
Preferably, the preparation method of the glass bead regulator comprises the following steps:
s1: adding aluminum borate whisker into a potassium permanganate solution with the mass fraction of 5% and 3 times of the total weight of the aluminum borate whisker, uniformly dispersing, washing and drying, adding a treating agent with the mass fraction of 10-15% of the total weight of the dried aluminum borate whisker into the dried aluminum borate whisker, stirring and uniformly mixing, and after the uniform mixing is finished, carrying out suction filtration and drying to obtain a treated modified aluminum borate whisker agent;
s2: adding 2-5 parts of glass beads into 5-8 parts of chitosan solution, then adding 1-3 parts of 3-5% lanthanum sulfate aqueous solution and 1-2 parts of aluminum silicate fibers by mass percent, and fully mixing to obtain modified glass bead solution;
S3: and (3) mixing the modified glass bead liquid and the treated modified aluminum borate whisker agent according to the weight ratio of 5 (2-3), fully ball-milling, wherein the ball-milling rotating speed is 1000r/min, ball-milling is carried out for 2 hours, and after ball-milling, washing and drying are carried out, so that the glass bead regulator is obtained.
Preferably, the mass fraction of the chitosan solution is 4-8%.
Preferably, the preparation method of the treating agent comprises the following steps: adding 2-4 parts of sodium dodecyl benzene sulfonate into 5-8 parts of sodium citrate solution, then adding 1-3 parts of yttrium oxide and 1-2 parts of stearic acid, and fully mixing to obtain the treating agent.
Preferably, the mass fraction of the sodium citrate solution is 5-8%.
Preferably, the preparation method of the carbon nanotube modifier comprises the following steps:
S11: firstly, placing 4-7 parts of silicon dioxide, 2-5 parts of 10% sodium lignin sulfonate solution by mass fraction and 1-3 parts of phosphoric acid buffer solution with pH value of 5.0 into a ball mill for ball milling for 5-10min, wherein the ball milling speed is 1500r/min, so as to obtain a ball grinding agent;
S12: immersing the carbon nano tube into 4-7 parts by weight of 5% magnesium sulfate solution for immersing treatment, obtaining an immersed carbon nano tube agent, stirring the immersed carbon nano tube agent and the ball milling agent according to the weight ratio of 2:5, washing with water, and drying to obtain the carbon nano tube modifier.
Preferably, the immersion power of the immersion treatment is 350-400W, and the immersion time is 10min.
Preferably, the stirring temperature of the stirring treatment is 50 ℃, the stirring rotating speed is 550-650r/min, and the stirring time is 1h.
The invention also provides a preparation method of the sound-absorbing fireproof coating, which comprises the following steps of weighing raw materials in parts by weight, and then mixing the raw materials uniformly and fully to obtain the sound-absorbing fireproof coating.
Compared with the prior art, the invention has the following beneficial effects:
According to the sound-absorbing fireproof coating disclosed by the invention, the raw materials of acrylic emulsion, silane coupling agent KH560, magnesium hydroxide flame retardant, melamine and hydroxypropyl methyl cellulose are adopted as functional auxiliary agents, so that the flame retardant property of the product is enhanced, the glass bead regulator and the carbon nanotube modifier are mutually blended and adjusted, the obtained product can realize the coordinated functions of flame retardance and sound absorption, and the scratch resistance and stability effects of the product are obvious.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. 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 sound-absorbing fireproof paint comprises the following raw materials in parts by weight:
30-40 parts of acrylic emulsion, 10-15 parts of glass bead regulator, 4-7 parts of silane coupling agent KH560, 5-10 parts of magnesium hydroxide flame retardant, 2-4 parts of melamine, 15-25 parts of carbon nano tube modifier, 2-5 parts of hydroxypropyl methylcellulose and 10-15 parts of ethanol solvent.
The sound-absorbing fireproof paint comprises the following raw materials in parts by weight:
35 parts of acrylic emulsion, 12.5 parts of glass bead regulator, 5.5 parts of silane coupling agent KH560, 7.5 parts of magnesium hydroxide flame retardant, 3 parts of melamine, 20 parts of carbon nano tube modifier, 3.5 parts of hydroxypropyl methyl cellulose and 12.5 parts of ethanol solvent.
The preparation method of the glass bead regulator in the embodiment comprises the following steps:
s1: adding aluminum borate whisker into a potassium permanganate solution with the mass fraction of 5% and 3 times of the total weight of the aluminum borate whisker, uniformly dispersing, washing and drying, adding a treating agent with the mass fraction of 10-15% of the total weight of the dried aluminum borate whisker into the dried aluminum borate whisker, stirring and uniformly mixing, and after the uniform mixing is finished, carrying out suction filtration and drying to obtain a treated modified aluminum borate whisker agent;
s2: adding 2-5 parts of glass beads into 5-8 parts of chitosan solution, then adding 1-3 parts of 3-5% lanthanum sulfate aqueous solution and 1-2 parts of aluminum silicate fibers by mass percent, and fully mixing to obtain modified glass bead solution;
S3: and (3) mixing the modified glass bead liquid and the treated modified aluminum borate whisker agent according to the weight ratio of 5 (2-3), fully ball-milling, wherein the ball-milling rotating speed is 1000r/min, ball-milling is carried out for 2 hours, and after ball-milling, washing and drying are carried out, so that the glass bead regulator is obtained.
The mass fraction of the chitosan solution of the embodiment is 4-8%.
The preparation method of the treating agent of the embodiment comprises the following steps: adding 2-4 parts of sodium dodecyl benzene sulfonate into 5-8 parts of sodium citrate solution, then adding 1-3 parts of yttrium oxide and 1-2 parts of stearic acid, and fully mixing to obtain the treating agent.
The mass fraction of the sodium citrate solution of the embodiment is 5-8%.
The preparation method of the carbon nanotube modifier of the embodiment comprises the following steps:
S11: firstly, placing 4-7 parts of silicon dioxide, 2-5 parts of 10% sodium lignin sulfonate solution by mass fraction and 1-3 parts of phosphoric acid buffer solution with pH value of 5.0 into a ball mill for ball milling for 5-10min, wherein the ball milling speed is 1500r/min, so as to obtain a ball grinding agent;
S12: immersing the carbon nano tube into 4-7 parts by weight of 5% magnesium sulfate solution for immersing treatment, obtaining an immersed carbon nano tube agent, stirring the immersed carbon nano tube agent and the ball milling agent according to the weight ratio of 2:5, washing with water, and drying to obtain the carbon nano tube modifier.
The immersion power of the immersion treatment of this example was 350 to 400W and the immersion time was 10 minutes.
The stirring temperature of the stirring treatment in this example was 50℃and the stirring speed was 550-650r/min, and the stirring time was 1h.
The preparation method of the sound-absorbing fireproof coating comprises the following steps of weighing raw materials in parts by weight, and then mixing the raw materials uniformly and fully to obtain the sound-absorbing fireproof coating.
Example 1.
The sound-absorbing fireproof paint comprises the following raw materials in parts by weight:
30 parts of acrylic emulsion, 10 parts of glass bead regulator, 4 parts of silane coupling agent KH560, 5 parts of magnesium hydroxide flame retardant, 2 parts of melamine, 15 parts of carbon nanotube modifier, 2 parts of hydroxypropyl methyl cellulose and 10 parts of ethanol solvent.
The preparation method of the glass bead regulator in the embodiment comprises the following steps:
s1: adding aluminum borate whisker into a potassium permanganate solution with the mass fraction of 5% and 3 times of the total weight of the aluminum borate whisker, uniformly dispersing, washing and drying, adding a treating agent with the mass fraction of 10% of the total weight of the dried aluminum borate whisker into the dried aluminum borate whisker, stirring and uniformly mixing, and obtaining a treated and modified aluminum borate whisker agent after suction filtration and drying after the uniform mixing;
s2: adding 2 parts of glass beads into 5 parts of chitosan solution, then adding 1 part of 3% by mass of lanthanum sulfate aqueous solution and 1 part of aluminum silicate fiber, and fully mixing to obtain modified glass bead solution;
s3: and (3) mixing the modified glass bead liquid and the treated modified aluminum borate whisker agent according to a weight ratio of 5:2, fully ball-milling, wherein the ball-milling rotating speed is 1000r/min, ball-milling for 2 hours, and after ball-milling, washing and drying to obtain the glass bead regulator.
The mass fraction of the chitosan solution of this example was 4%.
The preparation method of the treating agent of the embodiment comprises the following steps: 2 parts of sodium dodecyl benzene sulfonate is added into 5 parts of sodium citrate solution, then 1 part of yttrium oxide and 1 part of stearic acid are added and blended to obtain the treating agent.
The mass fraction of the sodium citrate solution of this example was 5%.
The preparation method of the carbon nanotube modifier of the embodiment comprises the following steps:
s11: firstly, placing 4 parts of silicon dioxide, 2 parts of sodium lignin sulfonate solution with the mass fraction of 10% and 1 part of phosphoric acid buffer solution with the pH value of 5.0 into a ball mill for ball milling for 5min, wherein the ball milling speed is 1500r/min, so as to obtain a ball grinding agent;
s12: immersing the carbon nano tube into 4 parts by weight of 5% magnesium sulfate solution for immersing treatment, obtaining an immersed carbon nano tube agent, stirring the immersed carbon nano tube agent and the ball milling agent according to a weight ratio of 2:5, washing with water, and drying to obtain the carbon nano tube modifier.
The immersion power of the immersion treatment of this example was 350W and the immersion time was 10min.
The stirring temperature of the stirring treatment in this example was 50℃and the stirring speed was 550r/min, and the stirring time was 1h.
The preparation method of the sound-absorbing fireproof coating comprises the following steps of weighing raw materials in parts by weight, and then mixing the raw materials uniformly and fully to obtain the sound-absorbing fireproof coating.
Example 2.
The sound-absorbing fireproof paint comprises the following raw materials in parts by weight:
40 parts of acrylic emulsion, 15 parts of glass bead regulator, 7 parts of silane coupling agent KH560, 10 parts of magnesium hydroxide flame retardant, 4 parts of melamine, 25 parts of carbon nanotube modifier, 5 parts of hydroxypropyl methyl cellulose and 15 parts of ethanol solvent.
The preparation method of the glass bead regulator in the embodiment comprises the following steps:
S1: adding aluminum borate whisker into a potassium permanganate solution with the mass fraction of 5% and 3 times of the total weight of the aluminum borate whisker, uniformly dispersing, washing and drying, adding a treating agent with the mass fraction of 15% of the total weight of the dried aluminum borate whisker into the dried aluminum borate whisker, stirring and uniformly mixing, and obtaining a treated and modified aluminum borate whisker agent after suction filtration and drying after the uniform mixing;
S2: adding 5 parts of glass beads into 8 parts of chitosan solution, then adding 3 parts of 5% lanthanum sulfate aqueous solution and 2 parts of aluminum silicate fibers by mass percent, and fully mixing to obtain modified glass bead solution;
s3: and (3) mixing the modified glass bead liquid and the treated modified aluminum borate whisker agent according to a weight ratio of 5:3, fully ball-milling, wherein the ball-milling rotating speed is 1000r/min, ball-milling for 2 hours, and after ball-milling, washing and drying to obtain the glass bead regulator.
The mass fraction of the chitosan solution of this example was 8%.
The preparation method of the treating agent of the embodiment comprises the following steps: 4 parts of sodium dodecyl benzene sulfonate is added into 8 parts of sodium citrate solution, and then 3 parts of yttrium oxide and 2 parts of stearic acid are added to be blended fully to obtain the treating agent.
The mass fraction of the sodium citrate solution of this example was 8%.
The preparation method of the carbon nanotube modifier of the embodiment comprises the following steps:
S11: firstly, placing 7 parts of silicon dioxide, 5 parts of sodium lignin sulfonate solution with the mass fraction of 10% and 3 parts of phosphoric acid buffer solution with the pH value of 5.0 into a ball mill for ball milling for 10min, wherein the ball milling speed is 1500r/min, so as to obtain a ball grinding agent;
S12: immersing the carbon nano tube into 7 parts by weight of 5% magnesium sulfate solution for immersing treatment, obtaining an immersed carbon nano tube agent, stirring the immersed carbon nano tube agent and the ball milling agent according to the weight ratio of 2:5, washing with water, and drying to obtain the carbon nano tube modifier.
The immersion power of the immersion treatment of this example was 400W and the immersion time was 10min.
The stirring temperature of the stirring treatment in this example was 50℃and the stirring speed was 650r/min, and the stirring time was 1h.
The preparation method of the sound-absorbing fireproof coating comprises the following steps of weighing raw materials in parts by weight, and then mixing the raw materials uniformly and fully to obtain the sound-absorbing fireproof coating.
Example 3.
The sound-absorbing fireproof paint comprises the following raw materials in parts by weight:
35 parts of acrylic emulsion, 12.5 parts of glass bead regulator, 5.5 parts of silane coupling agent KH560, 7.5 parts of magnesium hydroxide flame retardant, 3 parts of melamine, 20 parts of carbon nano tube modifier, 3.5 parts of hydroxypropyl methyl cellulose and 12.5 parts of ethanol solvent.
The preparation method of the glass bead regulator in the embodiment comprises the following steps:
S1: adding aluminum borate whisker into a potassium permanganate solution with the mass fraction of 5% and 3 times of the total weight of the aluminum borate whisker, uniformly dispersing, washing and drying, adding a treating agent with the mass fraction of 12.5% of the total weight of the dried aluminum borate whisker into the dried aluminum borate whisker, stirring and uniformly mixing, and after the uniform mixing is finished, carrying out suction filtration and drying to obtain a treated modified aluminum borate whisker agent;
s2:3.5 parts of glass beads are added into 6.5 parts of chitosan solution, then 2 parts of 4% lanthanum sulfate aqueous solution and 1.5 parts of aluminum silicate fiber are added, and the mixture is fully mixed to obtain modified glass bead solution;
S3: and (3) mixing the modified glass bead liquid and the treated modified aluminum borate whisker agent according to a weight ratio of 2:1, fully ball-milling, wherein the ball-milling rotating speed is 1000r/min, ball-milling for 2 hours, and after ball-milling, washing and drying to obtain the glass bead regulator.
The mass fraction of the chitosan solution of this example was 6%.
The preparation method of the treating agent of the embodiment comprises the following steps: 3 parts of sodium dodecyl benzene sulfonate is added into 6.5 parts of sodium citrate solution, and then 2 parts of yttrium oxide and 1.5 parts of stearic acid are added to be blended fully to obtain the treating agent.
The mass fraction of the sodium citrate solution of this example was 6.5%.
The preparation method of the carbon nanotube modifier of the embodiment comprises the following steps:
S11: firstly, placing 5.5 parts of silicon dioxide, 3.5 parts of 10% sodium lignin sulfonate solution by mass fraction and 2 parts of phosphoric acid buffer solution with pH value of 5.0 into a ball mill for ball milling for 7.5min, wherein the ball milling speed is 1500r/min, so as to obtain a ball grinding agent;
s12: immersing the carbon nano tube into 5.5 parts by mass of 5% magnesium sulfate solution for immersing treatment, obtaining an immersed carbon nano tube agent, stirring the immersed carbon nano tube agent and the ball milling agent according to the weight ratio of 2:5, washing with water, and drying to obtain the carbon nano tube modifier.
The immersion power of the immersion treatment of this example was 370W and the immersion time was 10min.
The stirring temperature of the stirring treatment in this example was 50℃and the stirring speed was 600r/min, and the stirring time was 1h.
The preparation method of the sound-absorbing fireproof coating comprises the following steps of weighing raw materials in parts by weight, and then mixing the raw materials uniformly and fully to obtain the sound-absorbing fireproof coating.
Comparative example 1.
The difference from example 3 is that the glass bead conditioner uses glass beads instead.
Comparative example 2.
The difference from example 3 is that the glass bead conditioner was not treated with the treatment agent.
Comparative example 3.
The difference from example 3 is the treatment preparation method;
3 parts of sodium dodecyl benzene sulfonate is added into 6.5 parts of water, and then 1.5 parts of stearic acid is added for blending to obtain the treating agent.
Comparative example 4.
The difference from example 3 is that the modified glass bead solution is not added with lanthanum sulfate aqueous solution and aluminum silicate fiber.
Comparative example 5.
The difference from example 3 is that no carbon nanotube modifier was added.
Comparative example 6.
The difference from example 3 is that the carbon nanotube modifier is directly replaced with a carbon nanotube material.
The products of examples 1-3 and comparative examples 1-6 were tested for performance while being scratched 10 times with a 10N load force, and the products were tested for scratch resistance stability as follows:
As can be seen from comparative examples 1 to 6, example 3; the product of the embodiment 3 has excellent flame retardant and fireproof performance, and meanwhile, the sound absorption performance effect of the product is remarkable, the fireproof performance and the sound absorption performance are improved in a coordinated manner, and the scratch resistance and stability effects of the product are remarkable; the glass bead modifier is replaced by glass beads, no carbon nanotube modifier is added, the performance effect of the product is obviously poor, the glass bead modifier and the carbon nanotube modifier are matched to jointly increase the effect, the performance effect of the product is obvious, the glass bead modifier is treated by no treatment agent, the preparation methods of the treatment agents are different, the modified glass bead liquid is not added with lanthanum sulfate aqueous solution, aluminum silicate fiber and the carbon nanotube modifier, the carbon nanotube raw materials are directly replaced, the performance of the product is in a poor trend, and only the raw materials of the product prepared by the method have the most obvious performance effect.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (7)
1. The sound-absorbing fireproof paint is characterized by comprising the following raw materials in parts by weight:
30-40 parts of acrylic emulsion, 10-15 parts of glass bead regulator, 4-7 parts of silane coupling agent KH560, 5-10 parts of magnesium hydroxide flame retardant, 2-4 parts of melamine, 15-25 parts of carbon nano tube modifier, 2-5 parts of hydroxypropyl methylcellulose and 10-15 parts of ethanol solvent;
The preparation method of the glass bead regulator comprises the following steps:
S1: adding aluminum borate whisker into a potassium permanganate solution with the mass fraction of 5% and 3 times of the total weight of the aluminum borate whisker, uniformly dispersing, washing and drying, adding a treating agent with the mass fraction of 10-15% of the total weight of the dried aluminum borate whisker into the dried aluminum borate whisker, stirring and uniformly mixing, and after the uniform mixing is finished, carrying out suction filtration and drying to obtain a treated modified aluminum borate whisker agent; the preparation method of the treating agent comprises the following steps: adding 2-4 parts of sodium dodecyl benzene sulfonate into 5-8 parts of sodium citrate solution, then adding 1-3 parts of yttrium oxide and 1-2 parts of stearic acid, and fully blending to obtain a treating agent;
s2: adding 2-5 parts of glass beads into 5-8 parts of chitosan solution, then adding 1-3 parts of 3-5% lanthanum sulfate aqueous solution and 1-2 parts of aluminum silicate fibers by mass percent, and fully mixing to obtain modified glass bead solution;
S3: mixing the modified glass bead liquid and the treated modified aluminum borate whisker agent according to the weight ratio of 5 (2-3), fully ball-milling at the ball-milling rotating speed of 1000r/min for 2 hours, washing with water and drying to obtain the glass bead regulator;
The preparation method of the carbon nano tube modifier comprises the following steps:
S11: firstly, placing 4-7 parts of silicon dioxide, 2-5 parts of 10% sodium lignin sulfonate solution by mass fraction and 1-3 parts of phosphoric acid buffer solution with pH value of 5.0 into a ball mill for ball milling for 5-10min, wherein the ball milling speed is 1500r/min, so as to obtain a ball grinding agent;
S12: immersing the carbon nano tube into 4-7 parts by weight of 5% magnesium sulfate solution for immersing treatment, obtaining an immersed carbon nano tube agent, stirring the immersed carbon nano tube agent and the ball milling agent according to the weight ratio of 2:5, washing with water, and drying to obtain the carbon nano tube modifier.
2. The sound-absorbing fireproof coating according to claim 1, wherein the sound-absorbing fireproof coating comprises the following raw materials in parts by weight:
35 parts of acrylic emulsion, 12.5 parts of glass bead regulator, 5.5 parts of silane coupling agent KH560, 7.5 parts of magnesium hydroxide flame retardant, 3 parts of melamine, 20 parts of carbon nano tube modifier, 3.5 parts of hydroxypropyl methyl cellulose and 12.5 parts of ethanol solvent.
3. The sound-absorbing fireproof coating according to claim 1, wherein the mass fraction of the chitosan solution is 4-8%.
4. The sound-absorbing fireproof coating according to claim 1, wherein the mass fraction of the sodium citrate solution is 5-8%.
5. The sound-absorbing fireproof coating according to claim 1, wherein the immersion power of the immersion treatment is 350-400W, and the immersion time is 10min.
6. The sound-absorbing fireproof coating according to claim 1, wherein the stirring temperature of the stirring treatment is 50 ℃, the stirring rotation speed is 550-650r/min, and the stirring time is 1h.
7. A method for preparing the sound-absorbing fireproof coating according to any one of claims 1 to 6, comprising the steps of weighing raw materials in parts by weight, and then mixing the raw materials uniformly to obtain the sound-absorbing fireproof coating.
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| CN116535916A (en) * | 2023-05-12 | 2023-08-04 | 广州青萍新材料有限公司 | Nanocomposite coating with heat insulation, wear resistance and/or antifouling functions, preparation method thereof and application thereof in building curtain wall |
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| CN117106349B (en) * | 2023-10-16 | 2024-02-02 | 广东东方一哥新材料股份有限公司 | Preparation method of high-performance fireproof water-based inorganic coating |
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| CN116535916A (en) * | 2023-05-12 | 2023-08-04 | 广州青萍新材料有限公司 | Nanocomposite coating with heat insulation, wear resistance and/or antifouling functions, preparation method thereof and application thereof in building curtain wall |
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