CN113549350A - A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating and preparation method thereof - Google Patents
A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating and preparation method thereof Download PDFInfo
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- CN113549350A CN113549350A CN202110720227.3A CN202110720227A CN113549350A CN 113549350 A CN113549350 A CN 113549350A CN 202110720227 A CN202110720227 A CN 202110720227A CN 113549350 A CN113549350 A CN 113549350A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- 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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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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Abstract
The invention discloses an A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating and a preparation method thereof, wherein the coating is prepared by mixing deionized water, a bactericide, an antifreeze agent, a thickening agent, a thixotropic anti-settling agent, a multifunctional auxiliary agent, nano inorganic resin, vitrified micro bubbles and natural colored sand/ceramic colored sand. Compared with the prior art, the A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating has the advantages of strong adhesive force, fire resistance, heat insulation, sound transmission, high color retention and low cost. The method is applied to the surface of the ornament to achieve the effects of energy conservation and emission reduction.
Description
Technical Field
The invention relates to the field of chemical coatings, in particular to an A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating and a preparation method thereof.
Background
With the demands of the building decoration material industry and the requirements on environmental protection, energy conservation and emission reduction, higher environmental protection requirements are provided for the building decoration material. The inorganic resin and the vitrified micro bubbles are main raw materials which can not be replaced in the environment-friendly sound-transmitting coating, the inorganic resin provides the characteristics of adhesion and fire resistance, and the vitrified micro bubbles enable the coating to have special properties of heat insulation, sound transmission, fire resistance and the like, and the vitrified micro bubbles are applied to the surface of an ornament to achieve the effects of energy conservation and emission reduction.
The main materials of the sound-transmitting coating in the current market are mainly prepared from expanded perlite and vitrified micro bubbles. The vitrified micro bubbles have certain particle strength due to surface vitrification, and have excellent heat insulation, fire prevention and sound transmission functions. Reduce the shrinkage of the material and improve the comprehensive performance of the product. The expanded perlite has high water absorption and poor water resistance, which causes the volume shrinkage deformation of the sound-transmitting coating in stirring. The product has the advantages of low later-stage heat preservation performance, easy water absorption, easy cracking, low bonding strength with a base layer, easy hollowing and the like, and meanwhile, in the processes of mixing, transportation and parking, the sound-transmitting coating made of the expanded perlite has layering, thickening and poor construction performance, and influences the technical performance of reflection heat insulation and sound transmission after hardening.
Disclosure of Invention
The invention discloses a research and development of an A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating, and mainly aims to change the insufficient sound-transmitting property of the existing environment-friendly sound-transmitting coating made of acrylic emulsion and improve the fireproof grade of the acrylic emulsion, and obviously improve the fireproof performance compared with the fireproof grade of VAE emulsion used in the existing fireproof sound-transmitting coating patent No. CN111100515A, wherein the A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating can reach 0VOC (volatile organic compound) emission, and effectively achieves the purposes of energy conservation, emission reduction and environment protection.
In order to achieve the purpose, the invention adopts the technical scheme that: an A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating is mainly prepared by mixing deionized water, a bactericide, an antifreeze agent, a thickening agent, a thixotropic anti-settling agent, a multifunctional auxiliary agent, nano inorganic resin, closed-pore vitrified micro-beads and natural colored sand/ceramic colored sand.
Preferably, the A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating comprises, by mass, 15-20 parts of deionized water, 0.1-0.25 part of a bactericide, 1-2 parts of an antifreezing agent, 0.7-2 parts of a thickener, 0.3-1 part of a thixotropic anti-settling agent, 0.1-0.3 part of a water-based multifunctional additive, 30-40 parts of nano inorganic resin, 25-35 parts of closed-cell vitrified micro-beads and 15-20 parts of natural colored sand/ceramic sand.
Preferably, the A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating comprises, by mass, 18.5 parts of deionized water, 0.15 part of a bactericide, 1.5 parts of an antifreeze, 1 part of a thickener, 0.5 part of a thixotropic anti-settling agent, 0.15 part of a water-based multifunctional additive, 30 parts of nano inorganic resin, 30 parts of closed-cell vitrified micro-beads and 18 parts of natural colored sand/ceramic sand.
Preferably, the bactericide is 1, 2-phenylpropyl isothiazolin-3-one, methylisothiazolinone and 2-imidazolidinone; the antifreeze agent is 1, 2-propylene glycol, ethylene glycol or polyethylene glycol; the thickening agent is modified hydroxyethyl cellulose and associative polyurethane thickening agent; the thixotropic anti-settling agent is modified bentonite; the multifunctional auxiliary agent is 2-amino-2-methyl-1-propanol, monoethanolamine, diethanolamine and triethanolamine.
A preparation method of A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating comprises the following steps,
step one, sequentially adding water, an antifreezing agent, a bactericide, a thixotropic anti-settling agent and a thickening agent into a reaction kettle, and uniformly stirring at a medium speed of 200-;
step two, adding the multifunctional auxiliary agent into the reaction kettle, stirring at the speed of 800 and 1000 revolutions per minute for about 20 minutes;
step three, adding the nano inorganic resin into a reaction kettle, and stirring at medium speed of 800-;
step four, adding the vitrified micro bubbles and the natural colored sand/ceramic sand, and uniformly stirring at the low speed of 600-.
Compared with the prior art, the invention has the advantages that: the A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating has strong adhesive force, fire resistance, heat insulation, sound transmission, high color retention and low cost. The method is applied to the surface of the ornament to achieve the effects of energy conservation and emission reduction.
Drawings
FIG. 1 is a graph showing the combustion effect of a silicone-acrylic emulsion coating;
FIG. 2 is a graph of the combustion effect of a VAE emulsion coating;
FIG. 3 is a view showing the combustion effect of the nano inorganic resin coating of the present invention.
Detailed Description
The present invention will be further explained below.
Example 1: an A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating is characterized in that: the A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating is prepared by mixing, by mass, 15-20 parts of deionized water, 0.1-0.25 part of a bactericide, 1-2 parts of an antifreezing agent, 0.7-2 parts of a thickener, 0.3-1 part of a thixotropic anti-settling agent, 0.1-0.3 part of a water-based multifunctional additive, 30-40 parts of a nano inorganic resin, 25-35 parts of closed-cell vitrified micro-beads and 15-20 parts of natural colored sand/ceramic sand.
According to a preferable scheme, the A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating comprises, by mass, 18.5 parts of deionized water, 0.15 part of a bactericide, 1.5 parts of an antifreezing agent, 1 part of a thickener, 0.5 part of a thixotropic anti-settling agent, 0.15 part of a water-based multifunctional auxiliary agent, 30 parts of nano inorganic resin, 30 parts of closed-cell vitrified micro-beads and 18 parts of natural colored sand/ceramic sand.
Carrying out a combustion test:
| name of article | Case one | Case two | Case three |
| Deionized water | 18.5 | 18.5 | 18.5 |
| Bactericide | 0.15 | 0.15 | 0.15 |
| Antifreezing agent | 1.5 | 1.5 | 1.5 |
| Thickening agent | 1 | 1 | 1 |
| Thixotropic anti-settling agent | 0.5 | 0.5 | 0.5 |
| Water-based multifunctional auxiliary agent | 0.15 | 0.15 | 0.15 |
| Nano inorganic resin | 30 | ||
| VAE emulsions | 30 | ||
| Silicone-acrylic emulsion | 30 | ||
| Closed-cell vitrified micro-beads | 30 | 30 | 30 |
| Natural color sand/ceramic sand | 18 | 18 | 18 |
The first case corresponds to the first figure, and it can be seen from the first figure that the A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating prepared from the silicone-acrylic emulsion contains too many organic matters, and has the phenomena of blackening, yellowing around the burning and black smoke after being burnt by a high-temperature fire gun at 1200 ℃, and when the high-temperature fire gun is extinguished, the test panel still burns.
The second case corresponds to the second graph, and from the second graph, the A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating prepared from the VAE emulsion still contains a small amount of organic matters, and the coating turns black after being burnt by a high-temperature fire gun at 1200 ℃, but the periphery of the coating is flame-retardant, so that the coating is not inflammable.
The third case corresponds to the third drawing, and it can be seen from the third drawing that the A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating prepared from the inorganic resin has no smoke and color change after being burnt by a high-temperature fire gun at 1200 ℃, and the product is non-combustible and can reach the requirement of A1 fireproof grade.
Wherein:
and (3) bactericide: (1, 2-phenylpropyl isothiazole-3-one, methylisothiazolinone and 2-imidazolidinone), and the model of the manufacturer is the Dow LXE. The product is formaldehyde-free and low-calorie pine product.
An antifreeze agent: (1, 2-propylene glycol, ethylene glycol, polyethylene glycol) with the model number of Rodiya FT-100. The product is not VOC, has no volatile matter, and has good antifreezing effect.
Thickening agent: (modified hydroxyethyl cellulose, associative polyurethane thickener) with a manufacturer model number HS30000YP 2. The product has the effects of stability, thickening and the like in the formula.
Thixotropic anti-settling agent: (modified bentonite) with a manufacturer model of mesh MZ. The product exhibits excellent inertness and smoothness within the formulation.
Multifunctional auxiliary agent: (2-amino-2-methyl-1-propanol, monoethanolamine, diethanolamine, triethanolamine) with the manufacturer model of Dow AMP-95.
Nano inorganic resin: the material is nano inorganic ceramic resin, and is prepared by the following steps: australian S308. The product can achieve excellent stability and color retention in A1 fireproof resin and a formula.
Closed-cell vitrified micro bubbles: the product 50-70# is mixed with nano inorganic resin and then constructed on the wall surface, and the achieved effect can achieve the characteristics of sound transmission, fire prevention and heat insulation.
Natural color sand/ceramic sand: shijiazhan Yin Lei. The product does not fade, belongs to natural color, does not fade when added into A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating, and has excellent color retention when matched with inorganic resin.
A preparation method of A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating comprises the following steps,
step one, sequentially adding water, an antifreezing agent, a bactericide, a thixotropic anti-settling agent and a thickening agent into a reaction kettle, and uniformly stirring at a medium speed of 200-;
step two, adding the multifunctional auxiliary agent into the reaction kettle, stirring at the speed of 800 and 1000 revolutions per minute for about 20 minutes;
step three, adding the nano inorganic resin into a reaction kettle, and stirring at medium speed of 800-;
step four, adding the closed-pore vitrified micro bubbles and the natural colored sand/ceramic sand, and uniformly stirring at the low speed of 600 and 800 revolutions per minute.
The obtained nano inorganic heat-insulating real stone paint has excellent performances:
adhesion force: level 1
Hardness: 4H
Scrub resistance: no abnormality for 100 ten thousand times
1% sulfuric acid soaking resistance: 168h has no abnormal condition
Resistance to 1% sodium hydroxide: 168h has no abnormal condition
Indoor and outdoor heat insulation effects: the temperature difference between the outdoor temperature of 38 ℃ and the indoor temperature of 28 ℃ reaches 10 ℃.
High wear resistance (700g/500r, less than or equal to 0.040g)
Heat resistance: calcining at 1000 ℃ for 4 hours without any change of the structure and the appearance of the closed-pore glass microspheres
Sound insulation effect: the sound insulation standard specified by international organization for standardization (ISO)/717/1982, the weighted sound insulation RW is 52 db, and the normalized impact sound pressure Ln is 65 db.
Gloss retention: the light loss rate of 2000h is less than or equal to 1 level
Scrub resistance: 10000 times of no damage to paint film
Acid rain resistance: no abnormal condition for 48 hours
Innovation points 1: the technology utilizes the high temperature resistance and the difficult combustion property of the inorganic ceramic resin, simultaneously utilizes the high hardness and the high wear resistance of the inorganic ceramic resin, and is matched with the fireproof material, so that the obtained fireproof material has A1-grade fireproof capacity;
innovation points 2: the closed glass microspheres have a full-hollow microspherical structure, have excellent heat-resistant and sound-insulating effects, and can play a sound-insulating and heat-insulating role when being applied to exterior wall coatings;
innovation points 3: the nano inorganic resin and the natural colored sand are mutually matched, and the inorganic resin and the natural colored sand are fused for the first time, so that the natural stone-like paint has the excellent effects of color retention, light retention, scrubbing resistance, acid rain resistance and the like compared with the conventional natural stone-like paint.
The fire-proof grade of the A1-grade fire-proof nano inorganic environment-friendly sound-transmitting coating can reach A1 fire-proof. Is suitable for various public places, fire fighting passages, tunnels and the like, and has fireproof and heat insulation functions. The coating is prepared by using colored sand and closed-cell vitrified micro bubbles with different grain diameters as main materials, nano inorganic resin or nano inorganic resin as a main binder and various special auxiliary agents as auxiliary materials. Strong adhesive force, excellent color retention and water-based environment-friendly building coating.
The application range is as follows: the decorative plate is suitable for indoor artistic decoration of houses, schools, gymnasiums, hotels, tunnels, entertainment places and the like.
Execution Standard JG/T24-2000 (synthetic resin emulsion Sand wall building paint)
The A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating has the characteristics that:
1. multiple color matching and rich color.
2. Heat insulation, fire prevention and sound transmission functions
3. The construction is wide in application range, good in construction performance and various in techniques.
4. Excellent hydrophobic, air permeable and chemical resistant performances.
5. Excellent adhesive force, cracking resistance and excellent color retention.
6. Environmental protection and energy saving, light dead weight, safety and environmental protection.
7. The imitation decoration effect, the modeling and the matching material are various.
The A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating mainly adopts spraying and blade coating to thoroughly describe the A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating and the preparation method thereof, a specific example is applied to explain the principle and the implementation mode of the invention, and the description of the example is only used for helping to understand the method and the core idea of the invention; while the invention has been described in detail and with reference to specific embodiments thereof, it will be apparent to one skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
1. An A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating is characterized in that: the main cost of the paint is formed by mixing deionized water, a bactericide, an antifreeze agent, a thickening agent, a thixotropic anti-settling agent, a multifunctional additive, nano inorganic resin, vitrified micro bubbles and natural colored sand/ceramic colored sand.
2. The A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating as claimed in claim 1, wherein: 15-20 parts of deionized water, 0.1-0.25 part of bactericide, 1-2 parts of antifreezing agent, 0.7-2 parts of thickening agent, 0.3-1 part of thixotropic anti-settling agent, 0.1-0.3 part of water-based multifunctional additive, 30-40 parts of nano inorganic resin, 25-35 parts of closed-cell vitrified micro-beads and 15-20 parts of natural colored sand/ceramic sand.
3. The A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating as claimed in claim 2, wherein: the coating comprises, by mass, 18.5 parts of deionized water, 0.15 part of a bactericide, 1.5 parts of an antifreezing agent, 1 part of a thickener, 0.5 part of a thixotropic anti-settling agent, 0.15 part of a water-based multifunctional additive, 30 parts of nano inorganic resin, 30 parts of closed-cell vitrified micro-beads and 18 parts of natural colored sand/ceramic sand.
4. The A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating as claimed in claim 1, wherein: the bactericide is 1, 2-phenylpropyl isothiazole-3-one, methylisothiazolinone and 2-imidazolidinone; the antifreeze agent is 1, 2-propylene glycol, ethylene glycol or polyethylene glycol; the thickening agent is modified hydroxyethyl cellulose and associative polyurethane thickening agent; the thixotropic anti-settling agent is modified bentonite; the multifunctional auxiliary agent is 2-amino-2-methyl-1-propanol, monoethanolamine, diethanolamine and triethanolamine.
5. The preparation method of the A1-grade fireproof nano inorganic environment-friendly sound-transmitting coating as claimed in claim 1, wherein the preparation method comprises the following steps: the preparation steps are as follows,
step one, sequentially adding water, an antifreezing agent, a bactericide, a thixotropic anti-settling agent and a thickening agent into a reaction kettle, and uniformly stirring at a medium speed of 200-;
step two, adding the multifunctional auxiliary agent into the reaction kettle, stirring at the speed of 800 and 1000 revolutions per minute for about 20 minutes;
step three, adding the nano inorganic resin into a reaction kettle, and stirring at medium speed of 800-;
step four, adding the vitrified micro bubbles and the natural colored sand/ceramic sand, and uniformly stirring at the low speed of 600-.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115746681A (en) * | 2022-10-10 | 2023-03-07 | 浙江博星化工涂料有限公司 | Water-based A-grade fireproof matte interior wall anti-doodling coating |
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