CN116836598A - Emulsion paint and preparation method and application thereof - Google Patents
Emulsion paint and preparation method and application thereof Download PDFInfo
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- CN116836598A CN116836598A CN202310711938.3A CN202310711938A CN116836598A CN 116836598 A CN116836598 A CN 116836598A CN 202310711938 A CN202310711938 A CN 202310711938A CN 116836598 A CN116836598 A CN 116836598A
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- calcium hydroxide
- thickener
- powder
- paint
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- 239000003973 paint Substances 0.000 title claims abstract description 54
- 239000000839 emulsion Substances 0.000 title claims abstract description 41
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 239000000843 powder Substances 0.000 claims abstract description 32
- 239000002562 thickening agent Substances 0.000 claims abstract description 31
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 29
- 239000000920 calcium hydroxide Substances 0.000 claims abstract description 29
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 29
- 239000002994 raw material Substances 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 150000001450 anions Chemical class 0.000 claims abstract description 11
- -1 acrylic ester Chemical class 0.000 claims abstract description 10
- 239000003513 alkali Substances 0.000 claims abstract description 9
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000004816 latex Substances 0.000 claims description 23
- 229920000126 latex Polymers 0.000 claims description 23
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 17
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 14
- 239000002270 dispersing agent Substances 0.000 claims description 9
- 239000000080 wetting agent Substances 0.000 claims description 9
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 8
- 230000029087 digestion Effects 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 8
- 239000001913 cellulose Substances 0.000 claims description 7
- 229920002678 cellulose Polymers 0.000 claims description 7
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 239000004408 titanium dioxide Substances 0.000 claims description 6
- 239000002518 antifoaming agent Substances 0.000 claims description 5
- 239000013530 defoamer Substances 0.000 claims description 5
- 230000008961 swelling Effects 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 4
- 239000001038 titanium pigment Substances 0.000 claims description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract description 21
- 150000002500 ions Chemical class 0.000 abstract description 16
- 238000000746 purification Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 9
- 241000894006 Bacteria Species 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 239000003242 anti bacterial agent Substances 0.000 description 4
- 235000010215 titanium dioxide Nutrition 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- 241000237502 Ostreidae Species 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- 229910052593 corundum Inorganic materials 0.000 description 2
- 239000010431 corundum Substances 0.000 description 2
- 230000000593 degrading effect Effects 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 235000020636 oyster Nutrition 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000012855 volatile organic compound Substances 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- GAWIXWVDTYZWAW-UHFFFAOYSA-N C[CH]O Chemical group C[CH]O GAWIXWVDTYZWAW-UHFFFAOYSA-N 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 208000019914 Mental Fatigue Diseases 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 210000000170 cell membrane Anatomy 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920005646 polycarboxylate Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- KCTAWXVAICEBSD-UHFFFAOYSA-N prop-2-enoyloxy prop-2-eneperoxoate Chemical compound C=CC(=O)OOOC(=O)C=C KCTAWXVAICEBSD-UHFFFAOYSA-N 0.000 description 1
- 239000006254 rheological additive Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000011345 viscous material Substances 0.000 description 1
Classifications
-
- 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
- C09D133/00—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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
-
- 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
- C09D5/08—Anti-corrosive paints
-
- 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
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
-
- 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
-
- 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
- C08K2201/011—Nanostructured additives
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Plant Pathology (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses emulsion paint, a preparation method and application thereof, and is characterized in that the preparation raw materials comprise: modified shell calcium hydroxide powder, anion powder, acrylic ester emulsion and alkali-swelling thickener; the preparation raw materials of the modified shell calcium hydroxide powder comprise nano titanium dioxide and shell calcium hydroxide. The emulsion paint disclosed by the invention has higher negative ion release amount and formaldehyde purification efficiency, can meet the indoor living demands, and has excellent water resistance and alkali resistance.
Description
Technical Field
The invention belongs to the technical field of paint, and particularly relates to emulsion paint and a preparation method and application thereof.
Background
In recent years, the requirements of people on indoor environments are higher and higher, the alkali resistance of the coating products on the market is poorer, the inhibition effect on bacteria, fungi, viruses and the like in the indoor environments is limited, and the long-term use of the environments such as families, work and the like cannot be met.
Therefore, the preparation of the emulsion paint with good alkali resistance and inhibition effect on bacteria and the like in indoor environment is urgent.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems in the prior art described above. Therefore, the invention provides emulsion paint which is prepared based on modified shell calcium hydroxide powder. The emulsion paint has higher negative ion release amount and formaldehyde purification efficiency, can meet the indoor living demands, and has water resistance and alkali resistance.
In a second aspect, the invention provides a method for preparing the emulsion paint.
In a third aspect the present invention provides the use of the latex paint described above in the decorative field.
According to an embodiment of the first aspect of the present invention, there is provided a latex paint, the raw materials for preparation comprising: modified shell calcium hydroxide powder, anion powder, acrylic ester emulsion and alkali-swelling thickener;
the preparation raw materials of the modified shell calcium hydroxide powder comprise nano titanium dioxide and shell calcium hydroxide.
According to some embodiments of the invention, the latex paint is prepared from the following raw materials in parts by weight: 0.1 to 2 parts of anion powder, 25 to 45 parts of modified shell calcium hydroxide powder, 5 to 20 parts of acrylic ester emulsion and 0.3 to 0.5 part of alkali swelling thickener.
Embodiments according to the first aspect of the invention have at least the following advantageous effects:
the modified shell calcium hydroxide powder has large surface area, mainly hollow pore size distribution and strong adsorption capacity to macromolecules, organic and inorganic matters and bacteria. The nano titanium dioxide is used as a photocatalytic metal oxide antibacterial agent in the inorganic antibacterial agent, plays an important role in improving the ageing resistance, corrosion resistance and antibacterial property of the coating, and is compatible with anion powder, so that the anion release amount is improved, the formaldehyde purification efficiency is improved, and the anion characteristic is enhanced. The emulsion paint can purify indoor air and improve indoor air quality, and can promote human blood circulation, improve human immunity and promote metabolism, thereby achieving the effect of relieving mental fatigue.
According to some embodiments of the invention, the latex paint further comprises: titanium dioxide, heavy calcium carbonate, talcum powder, dispersing agent, wetting agent, defoamer, leveling thickener, cellulose thickener and water.
According to some embodiments of the invention, the latex paint is prepared from the following raw materials in parts by weight: 0.1 to 2 parts of anion powder, 25 to 45 parts of modified shell calcium hydroxide powder, 5 to 20 parts of acrylic ester emulsion, 0 to 5 parts of titanium pigment, 4 to 6 parts of heavy calcium carbonate, 4 to 6 parts of talcum powder, 0.8 to 1.2 parts of dispersing agent, 0.3 to 0.4 part of wetting agent, 0.2 to 0.4 part of defoaming agent, 0.3 to 0.5 part of alkali swelling thickener, 0.9 to 1.2 parts of leveling thickener, 0.2 to 0.3 part of cellulose thickener and 35 to 42 parts of water.
According to some embodiments of the invention, the preparation method of the modified shell calcium hydroxide powder comprises the following steps: and mixing the shell calcium hydroxide after heat treatment and digestion with titanium dioxide.
According to some embodiments of the invention, the shell calcium hydroxide comprises at least one of oyster shell and pearl shell.
According to some embodiments of the invention, the heat treatment has a heating rate of 5-10 ℃/min.
According to some embodiments of the invention, the temperature of the heat treatment is 1000 ℃ to 1100 ℃.
According to some embodiments of the invention, the heat treatment is for a time period of 2 to 3 hours.
According to some embodiments of the invention, after the heat treatment, the digestion is preceded by drying.
According to some embodiments of the invention, the digestion time is 15-20 minutes.
According to some embodiments of the invention, the digested water to ash ratio is 1.0-1.2.
According to some embodiments of the invention, the digestion treatment is followed by drying.
According to some embodiments of the invention, the temperature of the drying after the digestion treatment is between 105 and 110 ℃.
According to some embodiments of the invention, the time of drying after the digestion treatment is 4 to 5 hours.
According to some embodiments of the invention, in the modified shell calcium hydroxide powder, the titanium dioxide is 2-3 parts by weight, and the digested shell calcium hydroxide is 100 parts by weight.
According to some embodiments of the invention, the alkali-swellable thickener comprises a hydrophobically modified alkali-swellable thickener.
According to some embodiments of the invention, the dispersant comprises a hydrophilically modified polycarboxylate dispersant.
According to some embodiments of the invention, the wetting agent comprises alkylphenol ethoxylate wetting agents.
According to some embodiments of the invention, the defoamer comprises a silicone defoamer.
According to some embodiments of the invention, the cellulosic thickener comprises hydroxyethyl fiber.
According to some embodiments of the invention, the leveling thickener comprises an aqueous nonionic associative rheology modifier.
According to an embodiment of the second aspect of the present invention, a method for preparing the latex paint is provided, comprising mixing and reacting raw materials for preparing the latex paint.
According to some preferred embodiments of the present invention, the method of preparing the latex paint comprises the steps of:
according to an embodiment of the third aspect of the present invention, the use of said latex paint in the decorative field is proposed.
Detailed Description
The conception and the technical effects produced by the present invention will be clearly and completely described in conjunction with the embodiments below to fully understand the objects, features and effects of the present invention. It is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present invention based on the embodiments of the present invention. The raw materials in the invention are all obtained commercially.
Example 1
The embodiment provides an interior wall emulsion paint and a preparation method thereof, wherein the interior wall emulsion paint comprises the following raw materials in table 1:
TABLE 1 example 1 preparation of starting materials
| Raw materials | Parts by mass |
| Acrylic ester emulsion | 15 |
| Dispersing agent | 1 |
| Wetting agent | 0.4 |
| Defoaming agent | 0.2 |
| High-performance shell calcium hydroxide | 30 |
| Heavy calcium carbonate | 5 |
| Talc powder | 5 |
| Negative ion powder | 2 |
| Cellulose thickener | 0.2 |
| Alkali-swellable acrylic emulsion thickener | 0.4 |
| Leveling thickener | 0.8 |
| Water and its preparation method | 40 |
The preparation method comprises the following steps:
s1, firstly weighing oyster shells, adding the oyster shells into a corundum crucible, covering a cover, and placing the corundum crucible in a muffle furnace for calcining for 2 hours;
s2, weighing calcined shells, putting the shells into a beaker, and adding water for digestion;
s3, adding distilled water into the beaker, then adding a proper amount of anatase type nano titanium dioxide powder, and stirring to uniformly disperse the nano titanium dioxide powder in the water. Then adding the digested shell into a beaker, stirring, and drying to obtain high-performance shell calcium hydroxide;
s4, adding water into a dispersing container, adding an auxiliary agent according to a proportion, and dispersing for 10 minutes at a certain rotating speed (600-800 rpm/min);
s5, after uniform dispersion, feeding materials in sequence at a low speed according to the oil absorption of the pigment and filler, and dispersing at a high speed (1500-2500 rpm/min) for 30 minutes;
s6, taking a small amount of slurry for fineness detection, adding emulsion into the slurry at a low rotation speed when the fineness is smaller than 45 mu m, and adding a film forming auxiliary agent and the rest defoamer after the emulsion is uniform. If the fineness is not qualified, continuing to disperse until the fineness reaches the requirement;
s7, adding an alkali swelling thickener and a leveling thickener to carry out viscosity adjustment, and dispersing for no more than 10 minutes at a low rotating speed so as to prevent the viscous substances stirred by the dispersing machine from excessively heating and obtain the negative ion environment-friendly interior wall emulsion paint.
Example 2
The embodiment provides an interior wall emulsion paint and a preparation method thereof, wherein the interior wall emulsion paint comprises the following raw materials as shown in table 2:
TABLE 2 preparation of starting materials for example 2
| Raw materials | Parts by mass |
| Acrylic ester emulsion | 15 |
| Dispersing agent | 1 |
| Wetting agent | 0.4 |
| Defoaming agent | 0.2 |
| High-performance shell calcium hydroxide | 25 |
| Titanium white powder | 5 |
| Heavy calcium carbonate | 5 |
| Talc powder | 5 |
| Negative ion powder | 2 |
| Cellulose-based augmentationThickening agent | 0.2 |
| Alkali-swellable acrylic emulsion thickener | 0.4 |
| Leveling thickener | 0.8 |
The preparation method of this example was the same as that of example 1.
Example 3
The embodiment provides an interior wall emulsion paint and a preparation method thereof, wherein the interior wall emulsion paint comprises the following raw materials as shown in table 3:
TABLE 3 preparation of starting materials for example 3
| Raw materials | Parts by mass |
| Acrylic ester emulsion | 15 |
| Dispersing agent | 1 |
| Wetting agent | 0.4 |
| Defoaming agent | 0.2 |
| High-performance shell calcium hydroxide | 35 |
| Heavy calcium carbonate | 5 |
| Talc powder | 5 |
| Negative ion powder | 2 |
| Cellulose thickener | 0.2 |
| Alkali-swellable acrylic emulsion thickener | 0.4 |
| Leveling thickener | 0.8 |
| Water and its preparation method | 35 |
The preparation method of this example was the same as that of example 1.
Comparative example 1
The comparative example provides an interior wall latex paint, which is different in that no negative ion powder is included, and the rest conditions are the same.
Comparative example 2
This comparative example provides an interior wall latex paint, which differs from example 1 in that the shell calcium hydroxide of example 1 is adjusted to light calcium carbonate, with the same other conditions.
Test example 1
The basic performance of the interior wall latex paint of the invention was tested according to the national relevant standards, and the test results are shown in table 4.
Table 4.Uv epoxy acrylate Performance test
Compared with the interior wall latex paint of the comparative example, the interior wall latex paint of the embodiment of the invention has obvious advantages in negative ion release amount, paint film hardness, water resistance and formaldehyde purification efficiency; the induction amount of negative ions in the air is obviously increased, the release amount of the negative ions meets the requirements of healthy life of human bodies, and the environment-friendly and healthy effects are realized after long-term use; and the formaldehyde purification efficiency in the test is as high as 87%. As no volatile organic compounds are added in the formula components, unpleasant odor can not be generated after the final paint product and the paint are painted, the requirements of higher levels are met, the basic performance of the paint film is more superior, and all the performances meet or even exceed the national standard requirements.
The negative ion environment-friendly interior wall latex paint prepared by the method has the functions of resisting bacteria, sterilizing, purifying air, reducing VOC, degrading formaldehyde and the like. The negative ions can destroy the cell membrane of bacteria or the activity of active enzyme, thereby achieving the effects of antibiosis and sterilization. The interior wall emulsion paint, the environment-friendly antibacterial agent and the negative ion powder are compatible, so that the interior wall emulsion paint can achieve the purposes of effectively killing bacteria, purifying air and the like by releasing negative ions and the antibacterial agent, and the release amount of the negative ions is more than 2000ions/cm 3 Can meet the requirements of people on health and environmental protection. Compared with the traditional building coating, the negative ion environment-friendly interior wall emulsion paint is a high-efficiency antibacterial, sterilizing, safe and environment-friendly product, and has the advantages of effectively degrading harmful substances such as formaldehyde and the like, along with high cost performance and the like. Therefore, on the premise of green environmental protection and safety, bacteria and air purification and the like can be killed by releasing anions, and the requirements of people on health and environmental protection can be met.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which are all within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and their equivalents.
Claims (10)
1. The emulsion paint is characterized by comprising the following preparation raw materials: modified shell calcium hydroxide powder, anion powder, acrylic ester emulsion and alkali-swelling thickener;
the preparation raw materials of the modified shell calcium hydroxide powder comprise nano titanium dioxide and shell calcium hydroxide.
2. The emulsion paint according to claim 1, wherein the emulsion paint is prepared from the following raw materials in parts by weight: 0.1 to 2 parts of anion powder, 25 to 45 parts of modified shell calcium hydroxide powder, 5 to 20 parts of acrylic ester emulsion and 0.3 to 0.5 part of alkali swelling thickener.
3. The latex paint as claimed in claim 1, wherein said latex paint is prepared from the following raw materials: titanium dioxide, heavy calcium carbonate, talcum powder, dispersing agent, wetting agent, defoamer, leveling thickener, cellulose thickener and water.
4. The emulsion paint of claim 3 wherein the emulsion paint is prepared from the following raw materials in parts by weight: 0.1 to 2 parts of anion powder, 25 to 45 parts of modified shell calcium hydroxide powder, 5 to 20 parts of acrylic ester emulsion, 0 to 5 parts of titanium pigment, 4 to 6 parts of heavy calcium carbonate, 4 to 6 parts of talcum powder, 0.8 to 1.2 parts of dispersing agent, 0.3 to 0.4 part of wetting agent, 0.2 to 0.4 part of defoaming agent, 0.3 to 0.5 part of alkali swelling thickener, 0.9 to 1.2 parts of leveling thickener, 0.2 to 0.3 part of cellulose thickener and 35 to 42 parts of water.
5. The emulsion paint of claim 1 wherein said modified shell calcium hydroxide powder is prepared by a process comprising: and mixing the shell calcium hydroxide after heat treatment and digestion with titanium dioxide.
6. The latex paint of claim 5 wherein said digested water to ash ratio is from 1.0 to 1.2.
7. The latex paint as claimed in claim 5 wherein said modified shell calcium hydroxide powder comprises, by weight, 2 to 3 parts of said titanium dioxide and 100 parts of said digested shell calcium hydroxide.
8. The latex paint of claim 1 wherein said alkali-swellable thickener comprises a hydrophobically modified alkali-swellable thickener.
9. A method of preparing a latex paint according to any one of claims 1 to 8 comprising mixing and reacting the raw materials for preparing said latex paint.
10. Use of the latex paint as claimed in any one of claims 1 to 8 in the decorative field.
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| CN202310711938.3A CN116836598A (en) | 2023-06-15 | 2023-06-15 | Emulsion paint and preparation method and application thereof |
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| CN202310711938.3A CN116836598A (en) | 2023-06-15 | 2023-06-15 | Emulsion paint and preparation method and application thereof |
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| CN101774785A (en) * | 2010-01-13 | 2010-07-14 | 吉林省兰舍硅藻新材料有限公司 | Interior wall coating using shell powder as main component |
| CN102268211A (en) * | 2011-07-16 | 2011-12-07 | 江苏冠军涂料科技集团有限公司 | Shell powder biological environment-friendly internal wall coating |
| CN108342138A (en) * | 2016-04-06 | 2018-07-31 | 安溪县智睿电子商务有限公司 | A kind of preparation method of modified oyster shell whiting |
| CN107446393A (en) * | 2017-09-21 | 2017-12-08 | 苏州振振好新型建材科技有限公司 | A kind of environmentally friendly radiation proof interiro wall latex paint |
| CN108559343A (en) * | 2018-05-10 | 2018-09-21 | 重庆交通大学 | Antibacterial environment protection coating and preparation method thereof |
| CN109575728A (en) * | 2018-11-29 | 2019-04-05 | 杭州高雅涂料有限公司 | Environment-friendly interior wall coating and preparation method thereof |
| CN110982307A (en) * | 2019-12-05 | 2020-04-10 | 广东贝尤安新材料科技有限公司 | Ecological shell powder interior wall coating and preparation method thereof |
| CN110903727A (en) * | 2019-12-12 | 2020-03-24 | 广东长鑫环保科技有限公司 | Plant antibacterial coating capable of decomposing formaldehyde and releasing negative ions |
| CN112126258A (en) * | 2020-09-23 | 2020-12-25 | 佛山绿森林环保科技有限公司 | Preparation method of aldehyde-removing and bacteriostatic negative ion coating |
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