CN113088137A - High-performance odor-free balcony paint and preparation method thereof - Google Patents
High-performance odor-free balcony paint and preparation method thereof Download PDFInfo
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- CN113088137A CN113088137A CN202110367193.4A CN202110367193A CN113088137A CN 113088137 A CN113088137 A CN 113088137A CN 202110367193 A CN202110367193 A CN 202110367193A CN 113088137 A CN113088137 A CN 113088137A
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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
- C09D125/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
- C09D125/02—Homopolymers or copolymers of hydrocarbons
- C09D125/04—Homopolymers or copolymers of styrene
- C09D125/08—Copolymers of styrene
- C09D125/14—Copolymers of styrene with unsaturated esters
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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
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention relates to a high-performance odorless balcony paint which is prepared from the following raw materials: pure water, modified bentonite, a dispersing agent, a wetting agent, an antifreezing agent, a thickening agent, a preservative, a mildew preventive, a pH regulator, rutile type titanium dioxide, wollastonite, diatomite, quartz powder, talcum powder, a film-forming auxiliary agent, an opaque polymer, an emulsion and a defoaming agent; through the screening of the types of the emulsion and the auxiliary agent and the research of the dosage and the proportion, a high-performance odorless balcony paint and a preparation method thereof are developed, and the product not only has the indoor coating performances of health, odor purification and stain resistance, but also meets the requirements of high-weather-resistant and water-resistant exterior wall coatings and has the construction performance of interlayer adhesion.
Description
Technical Field
The invention relates to the field of paint, in particular to high-performance odorless balcony paint and a preparation method thereof.
Background
The balcony is equivalent to a half-exposed space, and is blown by wind and sun all the year round, so that the biological comprehensive damage is caused by illumination, cold air, wind, rain, bacteria and the like, and the defects of paint film falling, color change, cracks and the like are easy to occur, so that the balcony paint for outdoor coating decoration has high weather resistance; meanwhile, the balcony is the place with the most sufficient solar illumination, and is an important place for growing flowers and planting grass, tasting tea and reading, and leisure and entertainment.
With the increase of the pressure of urban housing, balconies are endowed with more functions, not only simple leisure spaces, but also spaces for daily clothes airing and furniture storage. However, problems such as water pool installation or washing machine installation easily cause water accumulation or leakage, if the water resistance is not good, the problems such as furniture deformation and floor drain are easily caused, the water accumulation problem can be solved by occupying the rest time, and in case of serious conditions, the secondary decoration is required to be refitted again, unnecessary troubles and economic loss are caused, and in order to meet the requirements of more users, the water resistance is a major breakthrough of balcony paint.
Environmental protection consciousness is deep in people's mind, and the health concept becomes the point of primary concern of the masses, and indoor balconies are all compared under the urbanization trend, and compared with the previous period, the balcony paint surface meets the new health challenges of zero formaldehyde, zero VOC, odor purification and the like, and meets the standard of healthy interior walls.
Disclosure of Invention
Technical problem to be solved
In order to solve the above problems in the prior art, the invention provides a high-performance odor-free balcony paint and a preparation method thereof, which solve the technical problems of weather resistance, water resistance, pollution resistance, odor removal and health comprehensive performance.
(II) technical scheme
In order to achieve the purpose, the invention adopts the main technical scheme that:
a high-performance odorless balcony paint is composed of the following raw materials in parts by weight:
further, the modified bentonite is organically modified refined hectorite clay; the dispersant is one or more of environment-friendly sodium polycarboxylate dispersants with good dispersibility and anti-settling property, and is mixed in any proportion; the wetting agent is one or two of nonionic surfactant or anionic surfactant which are mixed in any proportion; the defoaming agent is one or a combination of two of a mineral oil defoaming agent and an organic silicon defoaming agent in any proportion.
Further, the diatomite is marine alga diatomite.
Further, the talcum powder is of a lamellar structure.
Further, the opaque polymer is a voided latex material having a particle size of 0.45 um.
Further, the emulsion is high-weather-resistant styrene-acrylic emulsion.
Further, the film-forming assistant is a high-boiling-point film-forming assistant with high film-forming property.
Furthermore, the thickener is alkali swelling association type thickener and polyurethane, hydrophobic group modified nonionic thickener association type thickening and leveling.
A preparation method of high-performance odor-free balcony paint comprises the following steps:
step S1: adding 12-15 parts of pure water and 0.15-0.25 part of modified bentonite into a dispersion cylinder, stirring by a high-speed stirrer, continuously dispersing for 3-6min at the speed of 300-900 r/min, and then continuously dispersing for 3-6min at the speed of 800-900r/min to fully disperse the modified bentonite;
step S2: slowly adding 1.1-1.3 parts of dispersing agent, 0.2-0.3 part of wetting agent, 1.5-2.0 parts of antifreezing agent, 0.9-1.0 part of thickening agent, 0.1-0.3 part of preservative and 0.2-0.4 part of PH regulator, adjusting the rotating speed of the high-speed stirrer to 800 and 950r/min, and continuously dispersing for 5-10 min;
step S3: after the dispersion system is completely dispersed, adding 23-24 parts of rutile titanium dioxide, 3.5-4.5 parts of wollastonite, 1.5-2.5 parts of diatomite, 6-7 parts of quartz powder, 3-5 parts of talcum powder and 1-2 parts of pure water, adjusting the rotating speed of a high-speed stirrer to 1100-1300r/min, and continuously dispersing for 10-15 min;
step S4: adjusting the rotating speed of the high-speed stirrer to be 800-950r/min, slowly adding 1.2-1.8 parts of film-forming auxiliary agent, 3.5-5.0 parts of opaque polymer, 28-32 parts of emulsion, 0.25-0.45 part of preservative, 0.25-0.45 part of mildew preventive, 1.0-1.8 parts of thickening agent, 0.7-1.0 part of defoaming agent and 1-2 parts of pure water in the continuous dispersion process, and continuously dispersing for 5-10min to obtain a uniform and particle-free mixed system to obtain the high-performance odorless balcony paint.
(III) advantageous effects
The invention has the beneficial effects that: through screening and dosage proportioning research of various emulsions and additives, the high-performance odorless balcony paint coating is developed, and the product not only has the indoor coating performances of health, odor purification and stain resistance, but also meets the performance requirements of high weather resistance and water resistance of an outer wall coating, and simultaneously has the construction performance of excellent interlayer adhesion.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention by way of specific embodiments thereof.
A high-performance odorless balcony paint is composed of the following raw materials in parts by weight:
further, the modified bentonite is modified bentonite in which the organic modified refined hectorite clay is hamming clay; the dispersant is one or more of environment-friendly sodium polycarboxylate dispersants with good dispersibility and anti-settling property, and is mixed in any proportion; the wetting agent is one or two of nonionic surfactant or anionic surfactant which are mixed in any proportion; the defoaming agent is one or a combination of two of a mineral oil defoaming agent and an organic silicon defoaming agent in any proportion.
Further, the diatomite is marine alga diatomite.
Further, the talcum powder is of a lamellar structure.
Further, the opaque polymer is a voided latex material having a particle size of 0.45 um.
Further, the emulsion is high-weather-resistant styrene-acrylic emulsion.
Further, the film-forming assistant is a high-boiling-point film-forming assistant with high film-forming property.
Furthermore, the thickener is alkali swelling association type thickener and polyurethane, hydrophobic group modified nonionic thickener association type thickening and leveling.
Furthermore, the wetting agent has excellent moisture retention wettability and antifreezing property, meets the requirement of environmental protection, and has no obvious influence on the main performance of the coating; the PH regulator is a water-based, solvent-free, odorless and synergistic dispersant-containing multifunctional PH regulator of the R-S type of Thor; the defoaming agent is a defoaming agent of Nostocaceae; the anti-freezing agent is of a sub-span dragon FT-68 type, has excellent moisture retention wettability and anti-freezing property, meets the requirement of environmental protection, and has no obvious influence on the main performance of the coating; the mildew preventive contains a small amount of BIT, zinc sulfate pyridine and a metal ion antibacterial agent, can effectively resist the breeding of bacteria and mold, and can keep a paint film fresh and clean for a long time;
the rutile type titanium dioxide is the R-996 titanium dioxide of the Szechwan python group, has the characteristics of high gloss, high covering and easy dispersion, has good whiteness and hue stability, and meets the requirement on weather resistance; the wollastonite is a chain metasilicate, is granular, has good whiteness and good reinforcement, can improve the washing resistance and toughness of the coating, and can also enhance the hardness and durability of a paint film;
the diatomite is marine diatomite of Showa and RADIIOLITE F;
the quartz powder is superfine quartz powder of Silverbond S4 in the chemical industry of Tipidae, is prepared by refining high-purity quartz rock, has complete chemical inertia and neutral pH value, cannot generate change or induce reaction no matter under a catalyst or a multi-component chemical system, and cannot be cracked even under extremely high temperature or severe environment;
the talcum powder and the talcum powder are HS-1250 talcum powder of Shanghai Shuangrun chemical Limited, and the lamellar structure has good sealing property and smoothness, so that the antibacterial and anti-fouling performance of a paint film can be improved; the opaque polymer is a voided latex material having a particle size of 0.45um, pioneer E offered by roman hass;
the emulsion is Bai calendar mol of Luomah International trade (Shanghai) investment Limited companyTM(PRIMALTM) The polymer is odorless, has the characteristics of formaldehyde removal, stain resistance and washing resistance, can provide good cohesiveness, compactness, washing resistance and pollution resistance for a paint film, and is an environment-friendly material; the film-forming assistant is prepared by Guangzhou Fengtian chemical industry Co., Ltd
290Plus, a high boiling point film forming additive with higher film forming performance, and environmental protection performance with low release characteristic; the thickener is alkali swelling association type thickener and polyurethane, hydrophobic group modified nonionic association type thickening and leveling double-effect product. Does not contain organic solvent and organic tin compounds, and is a nontoxic, tasteless and environment-friendly rheological modification auxiliary agent.
A preparation method of high-performance odor-free balcony paint comprises the following steps:
step S1: adding 12-15 parts of pure water and 0.15-0.25 part of modified bentonite into a dispersion cylinder, stirring by a high-speed stirrer, continuously dispersing for 3-6min at the speed of 300-900 r/min, and then continuously dispersing for 3-6min at the speed of 800-900r/min to fully disperse the modified bentonite;
step S2: slowly adding 1.1-1.3 parts of dispersing agent, 0.2-0.3 part of wetting agent, 1.5-2.0 parts of antifreezing agent, 0.9-1.0 part of thickening agent, 0.1-0.3 part of preservative and 0.2-0.4 part of PH regulator, adjusting the rotating speed of the high-speed stirrer to 800 and 950r/min, and continuously dispersing for 5-10 min;
step S3: after the dispersion system is completely dispersed, adding 23-24 parts of rutile titanium dioxide, 3.5-4.5 parts of wollastonite, 1.5-2.5 parts of diatomite, 6-7 parts of quartz powder, 3-5 parts of talcum powder and 1-2 parts of pure water, adjusting the rotating speed of a high-speed stirrer to 1100-1300r/min, and continuously dispersing for 10-15 min;
step S4: adjusting the rotating speed of the high-speed stirrer to be 800-950r/min, slowly adding 1.2-1.8 parts of film-forming auxiliary agent, 3.5-5.0 parts of opaque polymer, 28-32 parts of emulsion, 0.25-0.45 part of preservative, 0.25-0.45 part of mildew preventive, 1.0-1.8 parts of thickening agent, 0.7-1.0 part of defoaming agent and 1-2 parts of pure water in the continuous dispersion process, and continuously dispersing for 5-10min to obtain a uniform and particle-free mixed system to obtain the high-performance odorless balcony paint.
The following raw material sources for each of the following examples:
example 1
A high-performance odorless balcony paint comprises the following specific raw materials in parts by weight:
the manufacturing process comprises the following steps:
adding 14 parts of pure water and 0.2 part of bentonite into a dispersion cylinder, stirring by using a high-speed stirrer, continuously dispersing for 3min at 500r/min under 300-;
② carrying out dilution pretreatment on 0.35 part of thickening agent and 0.35 part of pure water. Slowly adding 0.8 part of dispersing agent, 0.4 part of sodium salt dispersing agent, 0.25 part of wetting agent, 1.2 parts of antifreezing agent, diluted thickening agent, 0.1 part of preservative and 0.3 part of PH regulator into a dispersion cylinder, adjusting the dispersion rotating speed to 800-950r/min, and continuously dispersing for 5-10 min;
thirdly, after the dispersion system is completely dispersed, adding 23 parts of rutile titanium dioxide, 4 parts of wollastonite, 2 parts of diatomite, 7 parts of quartz powder, 4 parts of talcum powder and 0.5 part of pure water, adjusting the rotating speed to 1100-1300r/min, and continuously dispersing for 10-15 min;
and fourthly, carrying out dilution pretreatment on 1.5 parts of thickening agent and 1.5 parts of pure water. The rotating speed of the high-speed stirrer is adjusted to be 800-950r/min, in the continuous dispersion process, 0.5 part of antifreeze agent, 1.5 parts of film-forming additive, 4 parts of opaque polymer, 30 parts of emulsion, 0.15 part of defoamer, 0.2 part of preservative, 0.4 part of mildew preventive, the diluted thickener, 0.8 part of defoamer and 0.65 part of pure water are slowly added, and the mixture is continuously dispersed for 5-10min to form a uniform and particle-free mixed system.
Example 2
The high-performance odorless balcony paint comprises the following specific raw materials in parts by weight
The manufacturing process comprises the following steps:
adding 16 parts of pure water and 0.3 part of bentonite into a dispersion cylinder, stirring by using a high-speed stirrer, continuously dispersing for 3min at 500r/min under 300-;
slowly adding 1.1 parts of dispersing agent, 0.2 parts of wetting agent, 1.5 parts of antifreezing agent, 0.9 parts of thickening agent, 0.3 parts of preservative, 0.3 parts of mildew preventive and 0.2 parts of PH regulator into a dispersion cylinder, adjusting the dispersion speed to 800 plus materials at 950r/min, and continuously dispersing for 5-10 min;
thirdly, after the dispersion system is completely dispersed, adding 24 parts of rutile titanium dioxide, 4.5 parts of wollastonite, 2.5 parts of diatomite, 7 parts of quartz powder, 5 parts of talcum powder and 0.5 part of pure water, adjusting the rotating speed to 1100-1300r/min, and continuously dispersing for 10-15 min;
fourthly, the rotating speed of the high-speed stirrer is adjusted to be 800-950r/min, in the continuous dispersion process, 3.5 parts of opaque polymer, 28 parts of emulsion, 1 part of thickening agent, 0.5 part of defoaming agent and 1.5 parts of pure water are slowly added, and the mixture is continuously dispersed for 5-10min to form a uniform and particle-free mixed system.
Example 3
A high-performance odorless balcony paint comprises the following specific raw materials in parts by weight:
0.5 part of pure water:
adding 13 parts of pure water and 0.2 part of bentonite into a dispersion cylinder, stirring by using a high-speed stirrer, continuously dispersing for 3min at 500r/min under 300-;
② slowly adding 1.3 parts of dispersant, 0.3 part of wetting agent, 0.2 part of antifreeze, 1.0 part of thickener, 0.5 part of preservative, 0.5 part of mildew preventive and 0.4 part of PH regulator into the dispersion tank. Adjusting the dispersion rotation speed to 800-;
thirdly, after the dispersion system is completely dispersed, adding 23 parts of rutile type titanium dioxide, 3.5 parts of wollastonite, 1.5 parts of diatomite, 6 parts of quartz powder, 3 parts of talcum powder and 0.5 part of water, adjusting the rotating speed to 1100-1300r/min, and continuously dispersing for 10-15 min;
fourthly, the rotating speed of the high-speed stirrer is adjusted to be 800-950r/min, 2.3 parts of film-forming additive, 5 parts of opaque polymer, 34 parts of emulsion, 1.8 parts of thickening agent, 1.5 parts of defoaming agent and 0.5 part of pure water are slowly added in the continuous dispersion process, and the mixture is continuously dispersed for 5-10min to form a uniform and particle-free mixed system.
The coating product belongs to water-based coatings, and according to the characteristics of balcony environments, the performance requirements meet the national standard of GB/T9756-2018 synthetic resin emulsion interior wall coatings and the industrial standard of HG/T4756-. Wherein the test results of the adhesion, stain resistance, water resistance, initial water resistance, alkali resistance and artificial weather aging resistance are as follows:
the test shows that:
1. the high-performance odorless balcony paint obtained in the embodiments 1-3 of the invention has strong adhesive force and short surface drying time. The matching system is 'one putty paste and two finishes', no primer is coated, and the matching system test is carried out according to a harsher condition. The construction process is carried out according to the experimental test of 'one putty paste → the first finish paint is painted → the beautiful line paper is pasted after drying → the second finish paint is painted → the beautiful line paper is torn', and the test data is shown in the table 1.
TABLE 1 adhesion test data
Remarking: the degree and amount of damage was rated on a numerical scale of 0 to 5, "0" for no damage and "5" for severity. The determination of the four levels of numbers 1, 2, 3, 4 is the best partition to get for the entire range of levels.
2. The high-performance odorless balcony paint obtained in the embodiments 1 to 3 of the invention is tested according to the testing standard of the HG/T4756-2014 interior wall stain-resistant emulsion paint industry, has strong stain-resistant comprehensive capacity, strong stain-resistant durability, small gloss change and capability of enduringly and stably resisting stains, and is detailed in tables 2 and 3.
TABLE 2 stain resistance test data
TABLE 3 stain resistance durability test data
3. The high-performance odorless balcony paint obtained in the embodiments 1 to 3 of the invention has excellent environmental change resistance in the aspects of water resistance, alkali resistance and artificial weather aging resistance, and the details are shown in tables 4 and 5
TABLE 4 comprehensive Performance test data
| Item | Sample 1 | Sample 2 | Sample 3 |
| Stability at Low temperature | No abnormality | No abnormality | No abnormality |
| Low temperature film forming | No abnormality | No abnormality | No abnormality |
| Scrub resistance (second time) | ＞30000 | ＞30000 | ＞30000 |
| Water resistance (96h) | No abnormality | No abnormality | No abnormality |
| Alkali resistance (48h) | No abnormality | No abnormality | No abnormality |
| VOC(g/L) | Not detected out | Not detected out | Not detected out |
| Free formaldehyde (g/kg) | Not detected out | Not detected out | Not detected out |
| Odor size | Has no odor | Has no odor | Has no odor |
| Stain resistance | 48.3 | 46.7 | 48.3 |
| Durability of stain resistance | 45.0 | 43.3 | 41.7 |
| Antimicrobial grade | 99.7％ | 99.5％ | 99.2％ |
| Mildew resistance rating | Type I | Type I | Type I |
TABLE 5 initial Water resistance test data
Judging the standard: the fraction is determined according to the number and size of bubbles: no abnormality in 5 points, and 1 point, full plate bubbling with big bubbles/peeling; according to the obvious degree of the trace: the best score of 5, the worst score of 1
The invention has the following beneficial effects:
(1) through verification, the exterior wall coating disclosed by the invention has the performance requirements of high weather resistance and water resistance, can stably change outdoor environment for a long time, and resists the test of wind blowing and sunshine.
(2) The balcony wall cleaning agent can effectively resist common stain pollution, can be cleaned easily after balcony pollution, keeps the wall surface fresh and clean for a long time, can effectively resist bacteria and mildew, can effectively kill surface bacteria, can effectively prevent mildew breeding under a damp environment of a balcony, and protects the health of family members.
(3) The product of the invention is a product which has no VOC, formaldehyde and odor, completely accords with the environmental protection and health concept, accords with the trend of times and the requirements of the masses, and is a safe and healthy coating.
The above description is only a preferred embodiment of the present invention, and all equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the present invention.
Claims (9)
1. The high-performance odorless balcony paint is characterized by comprising the following raw materials in parts by weight:
2. the high-performance odorless balcony paint according to claim 1, wherein the modified bentonite is an organically modified refined hectorite clay; the dispersant is one or more of environment-friendly sodium polycarboxylate dispersants with good dispersibility and anti-settling property, and is mixed in any proportion; the wetting agent is one or two of nonionic surfactant or anionic surfactant which are mixed in any proportion; the defoaming agent is one or a combination of two of a mineral oil defoaming agent and an organic silicon defoaming agent in any proportion.
3. The paint for high-performance odorless balcony according to claim 1, wherein the diatomite is marine algae diatomite.
4. The high-performance odorless balcony paint according to claim 1, wherein said talc is of a lamellar structure.
5. A high performance odor free balcony paint as claimed in claim 1, wherein said opaque polymer is a voided latex material having a particle size of 0.45 um.
6. The high-performance odorless balcony paint as recited in claim 1 wherein said emulsion is a highly weatherable styrene-acrylic emulsion.
7. The high performance odor-free balcony paint according to claim 1, wherein said film-forming aid is a high boiling point film-forming aid having a relatively high film-forming property.
8. The high performance odor-free balcony paint according to claim 1, wherein said thickener is an alkali swelling associative thickener and a polyurethane, hydrophobic group modified nonionic thickener which associative thickens and levels.
9. A method of preparing a high performance odorless balcony paint according to any one of claims 1-8, comprising the steps of:
step S1: adding 12-15 parts of pure water and 0.15-0.25 part of modified bentonite into a dispersion cylinder, stirring by a high-speed stirrer, continuously dispersing for 3-6min at the speed of 300-900 r/min, and then continuously dispersing for 3-6min at the speed of 800-900r/min to fully disperse the modified bentonite;
step S2: slowly adding 1.1-1.3 parts of dispersing agent, 0.2-0.3 part of wetting agent, 1.5-2.0 parts of antifreezing agent, 0.9-1.0 part of thickening agent, 0.1-0.3 part of preservative and 0.2-0.4 part of PH regulator, adjusting the rotating speed of the high-speed stirrer to 800 and 950r/min, and continuously dispersing for 5-10 min;
step S3: after the dispersion system is completely dispersed, adding 23-24 parts of rutile titanium dioxide, 3.5-4.5 parts of wollastonite, 1.5-2.5 parts of diatomite, 6-7 parts of quartz powder, 3-5 parts of talcum powder and 1-2 parts of pure water, adjusting the rotating speed of a high-speed stirrer to 1100-1300r/min, and continuously dispersing for 10-15 min;
step S4: adjusting the rotating speed of the high-speed stirrer to be 800-950r/min, slowly adding 1.2-1.8 parts of film-forming auxiliary agent, 3.5-5.0 parts of opaque polymer, 28-32 parts of emulsion, 0.25-0.45 part of preservative, 0.25-0.45 part of mildew preventive, 1.0-1.8 parts of thickening agent, 0.7-1.0 part of defoaming agent and 1-2 parts of pure water in the continuous dispersion process, and continuously dispersing for 5-10min to obtain a uniform and particle-free mixed system to obtain the high-performance odorless balcony paint.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113480929A (en) * | 2021-07-27 | 2021-10-08 | 河北三棵树涂料有限公司 | Primer-topcoat polyurethane coating and preparation method thereof |
| CN113845803A (en) * | 2021-11-02 | 2021-12-28 | 湖北三棵树新材料科技有限公司 | High-adhesion odor-free special primer for balcony and preparation method thereof |
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