CN110540764A - Improved ecological water-based paint and preparation method thereof - Google Patents
Improved ecological water-based paint and preparation method thereof Download PDFInfo
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- CN110540764A CN110540764A CN201910853193.8A CN201910853193A CN110540764A CN 110540764 A CN110540764 A CN 110540764A CN 201910853193 A CN201910853193 A CN 201910853193A CN 110540764 A CN110540764 A CN 110540764A
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/20—Diluents or solvents
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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
- C09D7/65—Additives macromolecular
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Abstract
The invention discloses an improved ecological water-based paint and a preparation method thereof, wherein the ecological water-based paint comprises water, coconut milk, aloe gel, corn stigma, a dispersing agent, a wetting agent, an antifoaming agent, titanium dioxide, calcium hydroxide and a wax emulsion, compared with an unmodified comparative example I, the water-based paint disclosed by the invention has no hard block or obvious large particles in a container, is uniform in texture after being stirred, has no stability without deterioration under a low-temperature condition, is free from obstacles after being coated for three times during construction, has the highest washing and brushing times of 850 times and far exceeds the comparative example I for 300 times, has small sagging probability, has no obvious sagging trace, is complete in appearance film forming and has no obvious gap, and the comparative example I has obvious fine blocks after the film forming and is incomplete, and can be dried within 1.5 hours after being coated with the water-based paint, and has excellent performance.
Description
Technical Field
The invention mainly relates to the technical field of building coatings, in particular to an environment-friendly ecological coating and a preparation method thereof.
background
along with the improvement of living standard of people, the importance of green environmental protection on human health is more and more emphasized, and in order to meet the requirement of people, China starts to vigorously develop environmental protection career, and regulates the environmental protection behaviors of people through laws so as to enable people to form environmental protection consciousness. The traditional solvent-based paint can generate a large amount of organic volatile matters in the manufacturing and using processes, thereby not only bringing harm to human health, but also polluting the environment. With the enhancement of environmental protection consciousness, a plurality of novel green environment-friendly coatings are developed, and the water-based coating is one of the novel green environment-friendly coatings.
the water paint includes 3 kinds of water soluble paint, water thinned paint and water dispersed paint. The water-soluble paint is a film-forming material represented by a water-soluble resin, polyvinyl alcohol and various modified materials thereof, and further comprises a water-soluble alkyd resin, a water-soluble epoxy resin, an inorganic polymer water-based resin and the like.
The water-based paint has the advantages of saving a large amount of resources and reducing atmospheric pollution, and the organic solvent (accounting for the paint) of the common water-based paint is 10-15 percent and is reduced to below 1.2 percent at present, so that the water-based paint has obvious effects of reducing pollution and saving resources. In general, the water-based paint has low VOC emission, no toxicity, no odor, environmental protection, no pollution and no harm to human health, and is suitable for various industry industries of national economy, such as terrace engineering, automobiles, ship boilers, steel structure net racks, mechanical equipment manufacturing, containers, railway bridges, interior and exterior wall buildings and the like.
The aqueous paint also has some disadvantages in use, and the main component of the aqueous paint is water, and the drying speed is influenced because the evaporation heat of the water is high and the volatilization speed is slow. Secondly, because the surface tension of water is large, the substrate is not easy to be soaked, the shrinkage cavity phenomenon is easy to occur, the requirements on the cleanliness of the surface of the material and the cleanliness of the surface of the material in the construction process are high, and a complete paint film is difficult to form on the surface of the material.
In view of the foregoing, there is a need for improvements in the components of waterborne coatings, and the development and development of new waterborne coatings.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides an improved ecological water-based paint and a preparation method thereof from the viewpoint of improvement of formula components.
The invention is realized by the following technical scheme:
An improved ecological water-based paint comprises, by weight, 85-100 parts of water, 185 parts of coconut milk, 23-28 parts of aloe gel, 12-16 parts of corn stigma, 11-16 parts of a dispersing agent, 1-3 parts of a wetting agent, 2-3 parts of an antifoaming agent, 20-70 parts of titanium dioxide, 80-150 parts of calcium hydroxide and 10-20 parts of wax emulsion.
preferably, the wax emulsion comprises, by weight, 90 parts of water, 165 parts of coconut milk, 25 parts of aloe gel, 16 parts of corn stigma, 16 parts of dispersing agent, 2 parts of wetting agent, 3 parts of defoaming agent, 65 parts of titanium dioxide, 110 parts of calcium hydroxide and 15 parts of wax emulsion.
preferably, the dispersant in the present invention is composed of stearamide and a higher alcohol in a weight ratio of 2: 1.
Preferably, the defoaming agent in the invention consists of an organic silicon defoaming agent and a mineral oil defoaming agent in a weight ratio of 3-7.
Preferably, the coconut water of the present invention is selected from the juice extracted from fresh coconut, and the juice is filtered to obtain a clear solution without impurities.
Meanwhile, the invention provides a preparation method of the improved ecological water-based paint, which comprises the following steps: the method comprises the following specific steps:
(1) Selecting fresh and disease-free coconut, extracting fresh coconut juice from the fresh coconut, and filtering the extracted coconut juice with 80-100 meshes for later use.
(2) Screening and selecting current season corn stigma without mould and deterioration, cleaning, placing into a wall breaking machine for mincing and wall breaking for 3-5min, adding water, naturally settling, 25-30min later, separating upper layer liquid and lower layer precipitate, drying the lower layer precipitate, grinding into powder after drying, calcining at 90-120 deg.C, and sieving with 200 mesh sieve for use.
(3) Sequentially adding water, coconut juice, aloe gel, corn stigma, a dispersing agent and a wetting agent into a container of a dispersion machine according to a proportion, starting the dispersion machine to stir uniformly, wherein the stirring speed of the dispersion machine is 1100-1200r/min, and the stirring time is 15-35min, so as to obtain the liquid base material.
(4) And sequentially adding the defoaming agent, the titanium dioxide, the calcium hydroxide and the wax emulsion into a container of a dispersion machine according to the proportion, and uniformly stirring at the stirring speed of 1100-1200r/min for 45-60min to obtain the primary water-based paint.
(5) and (3) finely grinding the water-based primary coating obtained in the step in a nano-grade grinder at the grinding temperature of 28-35 ℃ for 3-5 times for 30-60min, filtering by using a 250-mesh gauze, sealing and packaging to obtain the improved ecological water-based coating.
Preferably, in the preparation method, the corn stigma is cleaned, and then is put into a wall breaking machine for stirring and wall breaking for 5min, then water is added for natural sedimentation, after 30min, the upper layer liquid and the lower layer precipitate are separated, the lower layer precipitate is dried, ground into powder after drying, calcined at the high temperature of 95 ℃, and sieved by a 200-mesh sieve for later use.
Preferably, in the preparation method, water, coconut milk, aloe vera gel, corn stigma, a dispersing agent and a wetting agent are sequentially added into a container of a dispersion machine according to a proportion, the dispersion machine is started to stir uniformly, the stirring speed of the dispersion machine is 1200r/min, and the stirring time is 25min, so that the liquid base material is obtained.
Preferably, in the preparation method, the defoaming agent, the titanium dioxide, the calcium hydroxide and the wax emulsion are sequentially added into a container of a dispersion machine according to the proportion and are uniformly stirred, the stirring speed is 1200r/min, and the stirring time is 50 min.
preferably, in the preparation method, the grinding temperature is 30 ℃, the grinding times are 4 times, the grinding time is 45min each time, and finally the mixture is filtered by a gauze with 250 meshes.
By implementing the technical scheme of the invention, the following beneficial effects can be achieved:
(1) This application upgrades and reforms transform on current ecological water based paint formula, has changed and has used water as single solvent among the prior art, has added coconut milk and aloe to glue, and coconut milk and aloe glue can play the effect of dissolving other coating auxiliaries, also regard as the diluent, reduce the proportion of water in the coating to reduce water based paint's holistic surface tension, make the utility model discloses when the in-service use, can soak the substrate more easily, reduce the emergence of shrinkage cavity phenomenon, reduce water based paint sagging probability. Simultaneously, this application adds the corn silk after the processing in the formula, and corn silk compares other cellulose, has with low costs characteristics, not only can obviously strengthen the viscosity of this application, makes the material surface form complete paint film more easily moreover.
(2) The improved ecological water-based paint prepared in the fourth embodiment of the invention can improve the formula, and has an excellent effect compared with the unmodified first comparative example in actual use, the water-based paint has no hard block and no obvious large particles in a container, has uniform texture after stirring, has nondeliminable stability under a low temperature condition, has no obstacle after being coated for three times during construction, has the highest washing and brushing times of 850 times and far exceeds 300 times of the first comparative example, has small sagging probability, has no obvious sagging trace, is complete in coating appearance and has no obvious gap, has obvious fine blocks after the first comparative example is formed into a film, is incomplete in film forming, can be dried within 1.5 hours after being coated with the water-based paint, and has excellent performance.
(3) According to the GB 18582-.
Drawings
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Detailed Description
The present invention will be described below by way of examples, but the present invention is not limited to the following examples. The raw materials adopted by the invention can be purchased through public channels, and the equipment and instruments adopted in the process are common equipment in the field.
The first embodiment is as follows:
the embodiment specifically provides an improved ecological water-based paint, which comprises, by weight, 85-100 parts of water, 185 parts of coconut milk, 23-28 parts of aloe vera gel, 12-16 parts of corn stigma, 11-16 parts of a dispersing agent, 1-3 parts of a wetting agent, 2-3 parts of an antifoaming agent, 20-70 parts of titanium dioxide, 80-150 parts of calcium hydroxide and 10 parts of a wax emulsion.
Wherein the dispersant consists of stearamide and higher alcohol in a weight ratio of 2: 1.
wherein the defoaming agent consists of an organic silicon defoaming agent and a mineral oil defoaming agent in a weight ratio of 3-7.
Example two:
The embodiment provides a preparation process of an improved ecological water-based paint, which comprises the following steps:
Firstly, selecting fresh and disease-free coconuts, extracting fresh coconut juice from the fresh coconuts, and filtering the extracted coconut juice to obtain 80-mesh filtered coconut juice for later use. Simultaneously, screening and selecting current season corn silk without mildew and deterioration, cleaning, putting into a wall breaking machine for crushing and breaking the wall for 3min, then adding water, naturally settling, separating upper-layer liquid from lower-layer precipitate after 25min, drying the lower-layer precipitate, grinding into powder after drying, calcining at the high temperature of 90 ℃, and sieving with a 200-mesh sieve for later use. Then 85kg of water, 140kg of coconut milk, 23kg of aloe gel, 12kg of corn stigma, 11kg of dispersing agent and 1kg of wetting agent are sequentially added into a container of a dispersion machine according to the proportion, the dispersion machine is started to stir uniformly, the stirring speed of the dispersion machine is 1100r/min, and the stirring time is 15min, so as to obtain the liquid base material. And sequentially adding 2kg of defoaming agent, 20kg of titanium dioxide, 80kg of calcium hydroxide and 10kg of wax emulsion into a container of a dispersion machine, and uniformly stirring at the stirring speed of 1100r/min for 45min to obtain the primary water-based paint. And finally, placing the obtained water-based primary coating into a nano-grade grinder for fine grinding at the grinding temperature of 28 ℃ for 3 times, wherein the grinding time is 30min each time, and finally filtering through a 250-mesh gauze, sealing and packaging to obtain the improved ecological water-based coating.
Example three:
Firstly, selecting fresh and disease-free coconuts, extracting fresh coconut juice from the fresh coconuts, and filtering the extracted coconut juice to obtain 80-mesh filtered coconut juice for later use. Simultaneously, screening and selecting current season corn silk without mildew and deterioration, cleaning, putting into a wall breaking machine for crushing and breaking the wall for 4min, then adding water, naturally settling, separating upper layer liquid from lower layer precipitate after 28min, drying the lower layer precipitate, grinding into powder after drying, calcining at the high temperature of 100 ℃, and sieving with a 200-mesh sieve for later use. Then 90kg of water, 150kg of coconut milk, 26kg of aloe gel, 14kg of corn stigma, 15kg of dispersing agent and 2.5kg of wetting agent are sequentially added into a container of a dispersion machine according to the proportion, the dispersion machine is started to stir uniformly, the stirring speed of the dispersion machine is 1100r/min, and the stirring time is 20min, so that the liquid base material is obtained. And sequentially adding 2.5kg of defoaming agent, 45kg of titanium dioxide, 110kg of calcium hydroxide and 15kg of wax emulsion into a container of a dispersion machine, and uniformly stirring at the stirring speed of 1100r/min for 50min to obtain the primary water-based paint. And finally, placing the obtained water-based primary coating into a nano-grade grinder for fine grinding at 31 ℃, grinding for 3 times, wherein the grinding time is 45min each time, and finally filtering through a 250-mesh gauze, sealing and packaging to obtain the improved ecological water-based coating.
Example four:
Firstly, selecting fresh and disease-free coconuts, extracting fresh coconut juice from the fresh coconuts, and filtering the extracted coconut juice to obtain 90-mesh filtered coconut juice for later use. Simultaneously, screening and selecting current season corn silk without mildew and deterioration, cleaning, putting into a wall breaking machine for crushing and breaking the wall for 5min, then adding water, naturally settling, separating an upper layer liquid from a lower layer precipitate after 30min, drying the lower layer precipitate, grinding into powder after drying, calcining at the high temperature of 95 ℃, and sieving with a 200-mesh sieve for later use. Then 90kg of water, 165kg of coconut milk, 25kg of aloe gel, 16kg of corn stigma, 16kg of dispersing agent and 2kg of wetting agent are sequentially added into a container of a dispersion machine according to the proportion, the dispersion machine is started to stir uniformly, the stirring speed of the dispersion machine is 1200r/min, and the stirring time is 25min, so as to obtain the liquid base material. And then sequentially adding 3kg of defoaming agent, 65kg of titanium dioxide, 110kg of calcium hydroxide and 15kg of wax emulsion into a container of a dispersion machine, and uniformly stirring at the stirring speed of 1200r/min for 50min to obtain the primary water-based paint. And finally, placing the obtained water-based primary coating into a nano-grade grinder for fine grinding at the grinding temperature of 30 ℃ for 4 times, wherein the grinding time is 45min each time, and finally filtering through a 250-mesh gauze, sealing and packaging to obtain the improved ecological water-based coating.
example five:
Firstly, selecting fresh and disease-free coconuts, extracting fresh coconut juice from the fresh coconuts, and filtering the extracted coconut juice with the filtering mesh number of 100 meshes for later use. Simultaneously, screening and selecting current season corn silk without mildew and deterioration, cleaning, putting into a wall breaking machine for crushing and breaking the wall for 4min, then adding water, naturally settling, separating upper layer liquid from lower layer precipitate after 28min, drying the lower layer precipitate, grinding into powder after drying, calcining at the high temperature of 115 ℃, and sieving with a 200-mesh sieve for later use. Then 99kg of water, 175kg of coconut milk, 27kg of aloe, 15kg of corn stigma, 15kg of dispersing agent and 2.8kg of wetting agent are sequentially added into a container of a dispersion machine according to the proportion, the dispersion machine is started to stir uniformly, the stirring speed of the dispersion machine is 1200r/min, and the stirring time is 33min, so as to obtain the liquid base material. And sequentially adding 2.8kg of defoaming agent, 60kg of titanium dioxide, 145kg of calcium hydroxide and 12kg of wax emulsion into a container of a dispersion machine, and uniformly stirring at the stirring speed of 1200r/min for 58min to obtain the primary water-based paint. And finally, placing the obtained water-based primary coating into a nano-grade grinder for fine grinding at the grinding temperature of 34 ℃ for 3 times, wherein the grinding time is 60min each time, and finally filtering through a 250-mesh gauze, sealing and packaging to obtain the improved ecological water-based coating.
Example six:
Firstly, selecting fresh and disease-free coconuts, extracting fresh coconut juice from the fresh coconuts, and filtering the extracted coconut juice with the filtering mesh number of 100 meshes for later use. Simultaneously, screening and selecting current season corn silk without mould and deterioration, cleaning, putting into a wall breaking machine for crushing and breaking the wall for 5min, then adding water, naturally settling, separating upper layer liquid from lower layer precipitate after 30min, drying the lower layer precipitate, grinding into powder after drying, calcining at high temperature of 120 ℃, and sieving with a 200-mesh sieve for later use. Then 100kg of water, 185kg of coconut milk, 28kg of aloe gel, 16kg of corn stigma, 16kg of dispersing agent and 3kg of wetting agent are sequentially added into a container of a dispersion machine according to the proportion, the dispersion machine is started to stir uniformly, the stirring speed of the dispersion machine is 1200r/min, and the stirring time is 35min, so as to obtain the liquid base material. And then sequentially adding 3kg of defoaming agent, 70kg of titanium dioxide, 150kg of calcium hydroxide and 20kg of wax emulsion into a container of a dispersion machine, and uniformly stirring at the stirring speed of 1200r/min for 60min to obtain the primary water-based paint. And finally, placing the obtained water-based primary coating into a nano-grade grinder for fine grinding at the grinding temperature of 35 ℃ for 5 times, wherein the grinding time is 60min each time, and finally filtering through a 250-mesh gauze, sealing and packaging to obtain the improved ecological water-based coating.
Example seven: comparative example 1
According to the parts by weight, 85-100kg of water, 11-16kg of dispersing agent, 1-3kg of wetting agent, 2-3kg of defoaming agent, 20-70kg of titanium dioxide, 80-150kg of calcium hydroxide and 10kg of wax emulsion are used as raw materials to prepare the water-based paint A for comparison, the preparation method parameters are the same as the preparation parameters of the application, and the water-based paint A is prepared for later use.
Example seven: effect verification test of improved ecological water-based paint
The improved ecological water-based paint prepared in the fourth embodiment of the invention is compared with the water-based paint A prepared in the first embodiment of the invention, the effect of the improved ecological water-based paint in actual use is evaluated and analyzed by taking the adhesive force, the appearance of a coating film and the drying time as parameters, and the comparison result is shown in Table 1.
Table 1: comparison of part of parameters of example four and comparative example
As can be seen from table 1, the improved ecological water-based paint prepared in the fourth embodiment of the present invention has an excellent effect compared with the unmodified first comparative example in actual use, and the improved ecological water-based paint has no hard block or obvious large particles in a container, has uniform texture after stirring, has no stability under low temperature conditions, has no obstacle after being coated for three times during construction, has a maximum washing resistance of 850 times, is far more than 300 times of the first comparative example, has a small coating sagging probability, has no obvious sagging trace, has a complete coating appearance and no obvious gap, has obvious fine blocks after being coated, is incomplete, can be dried within 1.5 hours after being coated with the water-based paint, and has excellent performance.
example eight: detection result of harmful substances of improved ecological water-based paint
According to the detection method of GB 18582-.
Table 2: detection result of harmful substances of improved ecological water-based paint
As can be seen from table 2, the detection results of the improved ecological water-based paint provided by the invention all meet the national standard, wherein the content of Volatile Organic Compounds (VOC) is only 1.2g/L, no benzene, toluene or xylene is detected, and no free formaldehyde or soluble heavy metal is detected.
the principle of the invention is as follows: the ecological water-based paint is upgraded and reformed on the existing formula of the ecological water-based paint, changes the situation that water is used as a single solvent in the prior art, coconut milk and aloe gel are added, the coconut milk and the aloe gel can play a role in dissolving other paint auxiliaries and also serve as diluents to reduce the specific gravity of water in the paint, so that the integral surface tension of the water-based paint is reduced, the substrate can be more easily soaked in the ecological water-based paint during actual use, the occurrence of a shrinkage cavity phenomenon is reduced, and the sagging probability of the water-based paint is reduced. Simultaneously, this application adds the corn silk after the processing in the formula, and corn silk compares other cellulose, has with low costs characteristics, not only can obviously strengthen the viscosity of this application, makes the material surface form complete paint film more easily moreover.
As described above, the present invention can be preferably implemented, and the above-mentioned embodiments only describe the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various changes and modifications of the technical solution of the present invention made by those skilled in the art without departing from the design spirit of the present invention shall fall within the protection scope defined by the present invention.
Claims (10)
1. An improved ecological water-based paint is characterized by comprising, by weight, 85-100 parts of water, 185 parts of coconut milk 140-containing powder, 23-28 parts of aloe gel, 12-16 parts of corn stigma, 11-16 parts of a dispersing agent, 1-3 parts of a wetting agent, 2-3 parts of an antifoaming agent, 20-70 parts of titanium dioxide, 80-150 parts of calcium hydroxide and 10-20 parts of a wax emulsion.
2. An improved ecological water paint as claimed in claim 1, characterized in that the water is 90 parts, coconut milk is 165 parts, aloe vera gel is 25 parts, corn silk is 16 parts, dispersing agent is 16 parts, wetting agent is 2 parts, antifoaming agent is 3 parts, titanium dioxide is 65 parts, calcium hydroxide is 110 parts, wax emulsion is 15 parts.
3. An improved ecological water paint as claimed in claim 1, characterized in that the dispersant consists of stearamide and higher alcohol in a weight ratio of 2: 1.
4. An improved ecological water paint as claimed in claim 1, wherein the defoaming agent is composed of silicone defoaming agent and mineral oil defoaming agent in the weight ratio of 3-7.
5. The preparation method of the improved ecological water-based paint is characterized by specifically adopting the following technical steps:
(1) Selecting fresh and disease-free coconut, extracting fresh coconut juice from the fresh coconut, and filtering the extracted coconut juice with 80-100 meshes for later use;
(2) screening and selecting current season corn stigma without mould and deterioration, cleaning, placing into a wall breaking machine for stirring and breaking wall for 3-5min, adding water, naturally settling, 25-30min later, separating upper layer liquid and lower layer precipitate, drying the lower layer precipitate, grinding into powder after drying, calcining at 90-120 deg.C, and sieving with 200 mesh sieve for use;
(3) Sequentially adding water, coconut juice, aloe gel, corn stigma, a dispersing agent and a wetting agent into a container of a dispersion machine according to a proportion, starting the dispersion machine to stir uniformly, wherein the stirring speed of the dispersion machine is 1100-1200r/min, and the stirring time is 15-35min to obtain a liquid base material;
(4) sequentially adding the defoaming agent, the titanium dioxide, the calcium hydroxide and the wax emulsion into a container of a dispersion machine according to a ratio, and uniformly stirring at the stirring speed of 1100-1200r/min for 45-60min to obtain a primary water-based coating;
(5) And (3) finely grinding the water-based primary coating obtained in the step in a nano-grade grinder at the grinding temperature of 28-35 ℃ for 3-5 times for 30-60min, filtering by using a 250-mesh gauze, sealing and packaging to obtain the improved ecological water-based coating.
6. The method for preparing an improved ecological water-based paint as claimed in claim 5, wherein in the preparation method, the corn stigma is cleaned and then put into a wall breaking machine to be crushed and broken for 5min, then water is added to allow the corn stigma to settle naturally, after 30min, the upper layer liquid and the lower layer precipitate are separated, the lower layer precipitate is dried, ground into powder after drying, calcined at a high temperature of 95 ℃, and sieved by a 200-mesh sieve for standby.
7. An improved ecological water paint as claimed in claim 5, wherein the preparation method comprises adding water, coconut milk, aloe vera gel, corn stigma, dispersant and wetting agent into the container of the disperser in sequence according to the proportion, starting the disperser and stirring uniformly, the stirring speed of the disperser is 1200r/min, the stirring time is 25min, and obtaining the liquid base material.
8. The method for preparing an improved ecological water-based paint, as claimed in claim 5, wherein in the preparation method, the defoamer, the titanium pigment, the calcium hydroxide and the wax emulsion are sequentially added into a container of a dispersion machine according to a proportion, and are uniformly stirred, wherein the stirring speed is 1200r/min, and the stirring time is 50 min.
9. The method for preparing an improved ecological water-based paint, according to claim 5, is characterized in that the grinding temperature is 30 ℃, the grinding times are 4 times, the grinding time is 45min each time, and finally the obtained product is filtered by a 250-mesh gauze.
10. the method for preparing an improved ecological water-based paint, as claimed in claim 5, wherein the water is 90 parts, the coconut milk is 165 parts, the aloe vera gel is 25 parts, the corn silk is 16 parts, the dispersing agent is 16 parts, the wetting agent is 2 parts, the defoaming agent is 3 parts, the titanium dioxide is 65 parts, the calcium hydroxide is 110 parts, and the wax emulsion is 15 parts by weight.
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| CN201910853193.8A CN110540764A (en) | 2019-09-10 | 2019-09-10 | Improved ecological water-based paint and preparation method thereof |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101328326A (en) * | 2008-07-16 | 2008-12-24 | 梅尔克漆业（东营）有限公司 | aloe paint formula and preparing process |
| CN102920646A (en) * | 2012-10-29 | 2013-02-13 | 皖南医学院 | Nourishing moisture-retention emulsion and preparation method thereof |
-
2019
- 2019-09-10 CN CN201910853193.8A patent/CN110540764A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101328326A (en) * | 2008-07-16 | 2008-12-24 | 梅尔克漆业（东营）有限公司 | aloe paint formula and preparing process |
| CN102920646A (en) * | 2012-10-29 | 2013-02-13 | 皖南医学院 | Nourishing moisture-retention emulsion and preparation method thereof |
Non-Patent Citations (1)
| Title |
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| 赵志凤等: "《炭材料工艺基础》", 31 July 2017, 哈尔滨工业大学出版社 * |
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Application publication date: 20191206 |
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| RJ01 | Rejection of invention patent application after publication |