CN110724419A - Production process of omnipotent odorless high-decorative colored particle water paint - Google Patents
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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
- 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
- C09D133/04—Homopolymers or copolymers of 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1606—Antifouling paints; Underwater paints characterised by the anti-fouling agent
- C09D5/1612—Non-macromolecular compounds
- C09D5/1625—Non-macromolecular compounds organic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Life Sciences & Earth Sciences (AREA)
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Abstract
The invention discloses a production process of omnipotent odorless high-decorative colored particle water paint, which comprises the following steps: step one, preparing modified silicon dioxide: firstly putting silicon dioxide into isopropanol according to the weight ratio of 1:9, then adding polyvinylpyrrolidone with the total amount of the silicon dioxide of 10-20 percent, then stirring at the rotating speed of 100-. The water paint prepared by the invention is transparent, has visible internal particle composition, good suspension property, difficult sedimentation, bright color and strong layering sense.
Description
Technical Field
The invention relates to the technical field of processing of colored particle water paint, in particular to a production process of all-round odorless high-decorative colored particle water paint.
Background
In recent decades, architectural coatings have been widely used in exterior walls in developed countries for several reasons: firstly, in the economic aspect, the water-based paint is far cheaper and more convenient than building materials such as glass or metal curtain walls, decorative stone and the like; secondly, the coating has the advantages of multiple varieties, durability, pollution resistance, convenient construction and the like, and can meet the requirements of different building decorations; the exterior wall decorated by the coating has rich, bright and vivid colors, and can change colors after being used for a period of time according to the preference of people, so that the freshness of the building is kept; the water-based paint is light and safe, and can greatly reduce the dead weight of a building and prevent people from being injured by falling compared with ceramic face bricks and decorative stones; fifthly, the water-based paint has excellent environmental protection property and is a product widely popularized and applied in China. When the decorative material is used as an internal and external decorative material, the construction is complex, the bearing of a wall body is increased, and a plurality of unsafe factors exist.
The color particle water paint produced in the prior art is easy to change in color when coated on a substrate, has poor stain resistance, is difficult to remove contaminated stains, and greatly influences the attractiveness by combining the color particle water paint and the stain resistance.
Disclosure of Invention
The invention aims to provide a production process of all-round odorless high-decorative colored particle water paint, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a production process of omnipotent odorless high-decorative colored particle water paint comprises the following steps:
step one, preparing modified silicon dioxide: firstly placing silicon dioxide in isopropanol according to the weight ratio of 1:9, then adding polyvinylpyrrolidone with the silicon dioxide amount of 10-20%, then stirring at the rotating speed of 100-;
step two, weighing the following raw materials in percentage by weight: 35-45% of acrylic emulsion, 10-15% of polymethyl methacrylate grafted modified colored particles, 10-15% of modified silicon dioxide in the first step, 4-6% of modified bentonite, 3-8% of composite alcohol ether, 1-5% of a polyurethane leveling agent, 2-5% of hydroxyethyl cellulose ether, 1-3% of an organic silicon ether modified defoaming agent, 1-4% of potassium methyl silicate and 28.5-50.5% of deionized water;
step three, preparation of a primary material: adding deionized water into a dispersion paint mixing kettle, adding an organic silicon ether modified defoaming agent and hydroxyethyl cellulose ether under low-speed stirring at 100r/min, dispersing for 5-10min, then adding potassium methylsiliconate to adjust the pH value to 9.0, and stirring for 5min to ensure that no particles exist, thereby obtaining a primary material;
and step four, sequentially adding the composite alcohol ether, the polyurethane leveling agent, the polymethyl methacrylate grafted modified color particles, the modified silicon dioxide, the modified bentonite and the acrylic emulsion in the step one into the initial material, stirring for 35-45min at the rotation speed of 300-400r/min, controlling the viscosity of the water paint at 75-80KU/25 ℃ after the stirring is finished, and finally packaging.
Preferably, the polymethyl methacrylate grafted and modified color particles are obtained by encapsulating polymethyl methacrylate coated inorganic pigments.
Preferably, the emulsifier in the preparation of the modified silicon dioxide is one or more of sodium alkyl succinate sulfonate, sodium alkyl diphenyl ether sulfonate, sodium alkane olefin sulfonate and sodium hydroxy alkyl sulfonate.
Preferably, the emulsifier in the preparation of the modified silicon dioxide is sodium alkyl diphenyl ether sulfonate.
Preferably, the initiator in the preparation of the modified silicon dioxide is one or more of dicyclohexyl peroxydicarbonate, diisopropyl peroxydicarbonate and lauroyl peroxide.
Preferably, the preparation method of the stain resistant agent in the preparation of the modified silicon dioxide comprises the steps of adding octafluoropentyl acrylate into acetone, then adding hexafluoropropylene oxide trimer with the total amount of 20-30% of the octafluoropentyl acrylate, then stirring at the rotating speed of 200-300r/min for 40-50min, and obtaining the stain resistant agent after the stirring is finished.
Preferably, the modified bentonite modification method comprises the following steps: the preparation method comprises the steps of firstly placing bentonite in sodium citrate for ultrasonic dispersion for 10-20min, wherein the ultrasonic power is 100-200W, then adding rare earth lanthanum chloride accounting for 10% of the total amount of the bentonite, continuing to disperse for 3-6min, then adding a coupling agent KH560 to obtain a reaction solution, then carrying out organic treatment, after the treatment is finished, centrifuging, drying, then adding polytetrafluoroethylene micro powder, transferring to a high-pressure reaction kettle, reacting for 1-2h at the pressure of 5-10MPa, and after the reaction is finished, obtaining the modified bentonite.
Preferably, the organic treatment heats the reaction solution to 90-100 ℃ and reacts for 2-3 h.
Compared with the prior art, the invention has the following beneficial effects:
(1) the water paint prepared by the invention is transparent, the internal particle composition can be seen, the suspension property is good, the sedimentation is not easy, the color is bright, the layering sense is strong, the bentonite modification is firstly carried out by placing the water paint in sodium citrate for dispersion, the sodium citrate has strong solubility and can completely dissolve the bentonite, meanwhile, the sodium citrate can expand the bentonite lamella and improve the interlayer spacing, the addition of the rare earth lanthanum chloride can improve the activity of the bentonite and improve the organic treatment degree of a coupling agent KH560, then, the polytetrafluoroethylene micropowder can be inserted in the bentonite lamella to a greater extent, and the polytetrafluoroethylene micropowder has strong self-lubricating property, so that the self-lubricating property of the coating can be improved by adding the modified bentonite into the material, the surface tension of the coating is reduced, and the stains on the coating are easier to be stripped.
(2) After the modified silicon dioxide added in the invention is modified by the emulsifier, the initiator and the stain resistant agent, the stain resistant agent can be carried by the silicon dioxide, and the silicon dioxide has high activity and is filled in the raw material, so that the stain resistant agent is fully dispersed and filled in the raw material, and the stain resistance of the coating is greatly enhanced.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to specific embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
the production process of the all-round odor-free high-decoration color-particle water paint comprises the following steps:
step one, preparing modified silicon dioxide: putting silicon dioxide into isopropanol according to the weight ratio of 1:9, adding polyvinylpyrrolidone accounting for 10% of the total amount of the silicon dioxide into the isopropanol, stirring the mixture at the rotating speed of 100r/min for 30min, then sequentially adding an emulsifier accounting for 5% of the total amount of the silicon dioxide, an initiator accounting for 2% of the total amount of the silicon dioxide and a dirt-resistant agent accounting for 30% of the total amount of the silicon dioxide into the mixture, continuously stirring the mixture at the rotating speed of 500r/min for 1h, and obtaining modified silicon dioxide after the stirring is finished;
step two, weighing the following raw materials in percentage by weight: 35% of acrylic emulsion, 10% of polymethyl methacrylate grafted modified color particles, 10% of modified silicon dioxide obtained in the first step, 4% of modified bentonite, 3% of composite alcohol ether, 1% of polyurethane leveling agent, 2% of hydroxyethyl cellulose ether, 1% of organic silicon ether modified defoaming agent, 1% of methyl silicon alcohol potassium and 28.5% of deionized water;
step three, preparation of a primary material: adding deionized water into a dispersion paint mixing kettle, adding an organic silicon ether modified defoaming agent and hydroxyethyl cellulose ether under low-speed stirring at 100r/min, dispersing for 5min, then adding potassium methylsiliconate to adjust the pH value to 9.0, and then stirring for 5min to ensure that no particles exist, thereby obtaining a primary material;
and step four, sequentially adding the composite alcohol ether, the polyurethane leveling agent, the polymethyl methacrylate grafted modified color particles, the modified silicon dioxide, the modified bentonite and the acrylic emulsion in the step one into the initial material, stirring for 35min at the rotating speed of 300r/min, controlling the viscosity of the water paint at 75KU/25 ℃ after the stirring is finished, and finally packaging.
The polymethyl methacrylate graft modified color particles of this example are prepared by encapsulating an inorganic pigment coated with polymethyl methacrylate.
The emulsifier in the preparation of the modified silica of this example was sodium alkyl succinate sulfonate.
The initiator in the preparation of the modified silica of this example was dicyclohexyl peroxydicarbonate.
The preparation method of the stain resistant agent in the preparation of the modified silica of the embodiment includes the steps of adding octafluoropentyl acrylate into acetone, then adding hexafluoropropylene oxide trimer accounting for 20% of the total weight of the octafluoropentyl acrylate, then stirring at a rotation speed of 200r/min for 40min, and obtaining the stain resistant agent after the stirring is finished.
The modification method of the modified bentonite in this example is: the preparation method comprises the steps of placing bentonite in sodium citrate for ultrasonic dispersion for 10min, wherein the ultrasonic power is 100W, then adding rare earth lanthanum chloride accounting for 10% of the total amount of the bentonite, continuing to disperse for 3min, then adding a coupling agent KH560 to obtain a reaction solution, then carrying out organic treatment, centrifuging, drying, then adding polytetrafluoroethylene micro powder, transferring to a high-pressure reaction kettle, reacting for 1h under the pressure of 5MPa, and obtaining modified bentonite after the reaction is finished.
In the organic treatment of this example, the reaction solution was heated to 90 ℃ and reacted for 2 hours.
Example 2:
the production process of the all-round odor-free high-decoration color-particle water paint comprises the following steps:
step one, preparing modified silicon dioxide: putting silicon dioxide into isopropanol according to the weight ratio of 1:9, adding polyvinylpyrrolidone accounting for 20% of the total amount of the silicon dioxide into the isopropanol, stirring the mixture at the rotating speed of 200r/min for 50min, then sequentially adding an emulsifier accounting for 10% of the total amount of the silicon dioxide, an initiator accounting for 5% of the total amount of the silicon dioxide and a stain-resistant agent accounting for 40% of the total amount of the silicon dioxide into the mixture, continuously stirring the mixture at the rotating speed of 1000r/min for 2h, and obtaining modified silicon dioxide after the stirring is finished;
step two, weighing the following raw materials in percentage by weight: 45% of acrylic emulsion, 15% of polymethyl methacrylate grafted modified color particles, 15% of modified silicon dioxide obtained in the first step, 6% of modified bentonite, 8% of composite alcohol ether, 5% of polyurethane leveling agent, 5% of hydroxyethyl cellulose ether, 3% of organic silicon ether modified defoaming agent, 4% of methyl silicon alcohol potassium and 50.5% of deionized water;
step three, preparation of a primary material: adding deionized water into a dispersion paint mixing kettle, adding an organic silicon ether modified defoaming agent and hydroxyethyl cellulose ether under low-speed stirring at 100r/min, dispersing for 10min, then adding potassium methylsiliconate to adjust the pH value to 9.0, and stirring for 5min to ensure that no particles exist, thereby obtaining a primary material;
and step four, sequentially adding the composite alcohol ether, the polyurethane leveling agent, the polymethyl methacrylate grafted modified color particles, the modified silicon dioxide, the modified bentonite and the acrylic emulsion in the step one into the initial material, stirring for 45min at a rotating speed of 400r/min, controlling the viscosity of the water paint to be 80KU/25 ℃, and finally packaging.
The polymethyl methacrylate graft modified color particles of this example are prepared by encapsulating an inorganic pigment coated with polymethyl methacrylate.
The emulsifier in the preparation of the modified silica of this example was sodium alkyl diphenyl ether sulfonate.
The emulsifier in the preparation of the modified silica of this example was sodium alkyl diphenyl ether sulfonate.
The initiator in the preparation of the modified silica of this example was diisopropyl peroxydicarbonate.
The preparation method of the stain resistant agent in the preparation of the modified silica of the embodiment includes the steps of adding octafluoropentyl acrylate into acetone, then adding hexafluoropropylene oxide trimer accounting for 30% of the total amount of the octafluoropentyl acrylate, then stirring at a rotating speed of 300r/min for 50min, and obtaining the stain resistant agent after stirring.
The modification method of the modified bentonite in this example is: placing bentonite into sodium citrate, performing ultrasonic dispersion for 20min, wherein the ultrasonic power is 200W, then adding rare earth lanthanum chloride accounting for 10% of the total amount of the bentonite, continuing to disperse for 6min, then adding a coupling agent KH560 to obtain a reaction solution, then performing organic treatment, after the treatment is finished, centrifuging, drying, then adding polytetrafluoroethylene micropowder, transferring to a high-pressure reaction kettle, reacting for 2h under the pressure of 10MPa, and after the reaction is finished, obtaining the modified bentonite.
In the organic treatment of this example, the reaction solution was heated to 100 ℃ and reacted for 3 hours.
Example 3:
the production process of the all-round odor-free high-decoration color-particle water paint comprises the following steps:
step one, preparing modified silicon dioxide: putting silicon dioxide into isopropanol according to the weight ratio of 1:9, adding polyvinylpyrrolidone with the silicon dioxide amount being 10-20% of the total amount of the silicon dioxide into the isopropanol, stirring the mixture for 40min at the rotating speed of 150r/min, then sequentially adding an emulsifier with the silicon dioxide amount being 7.5%, an initiator with the silicon dioxide amount being 3.5% and a stain-resistant agent with the silicon dioxide amount being 35% of the total amount of the silicon dioxide into the mixture, continuously stirring the mixture for 1.5h at the rotating speed of 750r/min, and obtaining modified silicon dioxide after the stirring is finished;
step two, weighing the following raw materials in percentage by weight: 40% of acrylic emulsion, 12.5% of polymethyl methacrylate grafted modified color particles, 12.5% of modified silicon dioxide obtained in the first step, 5% of modified bentonite, 5.5% of composite alcohol ether, 3% of polyurethane leveling agent, 3.5% of hydroxyethyl cellulose ether, 2% of organic silicon ether modified defoaming agent, 2.5% of methyl silicon alcohol potassium and 35% of deionized water;
step three, preparation of a primary material: adding deionized water into a dispersion paint mixing kettle, adding an organic silicon ether modified defoaming agent and hydroxyethyl cellulose ether under low-speed stirring at 100r/min, dispersing for 7.5min, then adding potassium methylsiliconate to adjust the pH value to 9.0, and stirring for 5min to ensure that no particles exist, thereby obtaining a primary material;
and step four, sequentially adding the composite alcohol ether, the polyurethane leveling agent, the polymethyl methacrylate grafted modified color particles, the modified silicon dioxide, the modified bentonite and the acrylic emulsion in the step one into the initial material, stirring for 40min at the rotating speed of 350r/min, controlling the viscosity of the water paint to be 77.5KU/25 ℃ after the stirring is finished, and finally packaging.
The polymethyl methacrylate graft modified color particles of this example are prepared by encapsulating an inorganic pigment coated with polymethyl methacrylate.
The emulsifier in the preparation of the modified silica of this example was sodium alkyl sulfonate.
The initiator in the preparation of the modified silica of this example was diisopropyl peroxydicarbonate.
The preparation method of the stain resistant agent in the preparation of the modified silica of the embodiment includes the steps of adding octafluoropentyl acrylate into acetone, then adding hexafluoropropylene oxide trimer accounting for 25% of the total amount of the octafluoropentyl acrylate, then stirring at the rotating speed of 250r/min for 45min, and obtaining the stain resistant agent after the stirring is finished.
The modification method of the modified bentonite in this example is: placing bentonite in sodium citrate for ultrasonic dispersion for 15min, wherein the ultrasonic power is 150W, then adding rare earth lanthanum chloride accounting for 10% of the total amount of the bentonite, continuing to disperse for 4.5min, then adding a coupling agent KH560 to obtain a reaction solution, then carrying out organic treatment, centrifuging, drying, then adding polytetrafluoroethylene micropowder, transferring to a high-pressure reaction kettle, reacting for 1.5h under the pressure of 7.5MPa, and obtaining the modified bentonite after the reaction.
In the organic treatment of this example, the reaction mixture was heated to 95 ℃ and reacted for 2.5 hours.
Comparative example 1:
the materials and preparation process were substantially the same as those of example 3, except that no modified silica was added.
Comparative example 2:
the material and preparation process are basically the same as those of example 3, except that no polytetrafluoroethylene micropowder is added in the modification of bentonite.
Comparative example 3:
adopts the water paint coating on the market.
The performance of the water paint is tested according to the GB/T1727-79 standard:
the test results of examples 1 to 3 and comparative examples 1 to 3 are shown in Table 1
| Group of | Surface energy (N/m) | Surface tension (dyn/cm) | Adhesion (grade) |
| Example 1 | 2.53×10 | 17.61 | 1 |
| Example 2 | 2.54×10 | 17.57 | 1 |
| Example 3 | 2.51×10 | 17.52 | 1 |
| Comparative example 1 | 2.76×10 | 20.12 | 2 |
| Comparative example 2 | 2.91×10 | 22.34 | 3 |
| Comparative example 3 | 3.43×10 | 25.12 | 5 |
TABLE 1
As can be seen from Table 1, in example 3 of the present invention, the surface energy and surface tension of the coating can be significantly reduced, and the adhesion of the coating is strong, which can reach level 1, the surface tension of the coating reaches 17.52dyn/cm, and the surface energy reaches 2.51 × 10N/m.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A production process of all-round odorless high-decorative colored particle water paint is characterized by comprising the following steps:
step one, preparing modified silicon dioxide: firstly placing silicon dioxide in isopropanol according to the weight ratio of 1:9, then adding polyvinylpyrrolidone with the silicon dioxide amount of 10-20%, then stirring at the rotating speed of 100-;
step two, weighing the following raw materials in percentage by weight: 35-45% of acrylic emulsion, 10-15% of polymethyl methacrylate grafted modified colored particles, 10-15% of modified silicon dioxide in the first step, 4-6% of modified bentonite, 3-8% of composite alcohol ether, 1-5% of a polyurethane leveling agent, 2-5% of hydroxyethyl cellulose ether, 1-3% of an organic silicon ether modified defoaming agent, 1-4% of potassium methyl silicate and 28.5-50.5% of deionized water;
step three, preparation of a primary material: adding deionized water into a dispersion paint mixing kettle, adding an organic silicon ether modified defoaming agent and hydroxyethyl cellulose ether under low-speed stirring at 100r/min, dispersing for 5-10min, then adding potassium methylsiliconate to adjust the pH value to 9.0, and stirring for 5min to ensure that no particles exist, thereby obtaining a primary material;
and step four, sequentially adding the composite alcohol ether, the polyurethane leveling agent, the polymethyl methacrylate grafted modified color particles, the modified silicon dioxide, the modified bentonite and the acrylic emulsion in the step one into the initial material, stirring for 35-45min at the rotation speed of 300-400r/min, controlling the viscosity of the water paint at 75-80KU/25 ℃ after the stirring is finished, and finally packaging.
2. The production process of the omnipotent odorless high-decorative color particle water paint as claimed in claim 1, wherein the polymethyl methacrylate graft modified color particles are obtained by encapsulating polymethyl methacrylate coated inorganic pigments.
3. The production process of the omnipotent odorless high decorative color particle water paint according to claim 1, wherein the emulsifier in the preparation of the modified silica is one or a combination of alkyl succinate sodium sulfonate, alkyl diphenyl ether sodium sulfonate, alkane alkenyl sodium sulfonate and hydroxyl alkyl sodium sulfonate.
4. The production process of the omnipotent odorless high-decorative color particle water paint as claimed in claim 3, wherein the emulsifier in the preparation of the modified silica is sodium alkyl diphenyl ether sulfonate.
5. The production process of the omnipotent odorless high-decorative color particle water paint as claimed in claim 1, wherein the initiator in the preparation of the modified silica is one or a combination of more of dicyclohexyl peroxydicarbonate, diisopropyl peroxydicarbonate and lauroyl peroxide.
6. The production process of the omnipotent odorless high-decorative colored particle water paint as claimed in claim 1, wherein the preparation method of the stain-resistant agent in the preparation of the modified silica comprises the steps of adding octafluoropentyl acrylate into acetone, then adding hexafluoropropylene oxide trimer with the total amount of 20-30% of the octafluoropentyl acrylate, then stirring at the rotation speed of 200-300r/min for 40-50min, and obtaining the stain-resistant agent after the stirring is finished.
7. The production process of the omnipotent odorless high-decorative color-particle water paint as claimed in claim 1, wherein the modification method of the modified bentonite comprises the following steps: the preparation method comprises the steps of firstly placing bentonite in sodium citrate for ultrasonic dispersion for 10-20min, wherein the ultrasonic power is 100-200W, then adding rare earth lanthanum chloride accounting for 10% of the total amount of the bentonite, continuing to disperse for 3-6min, then adding a coupling agent KH560 to obtain a reaction solution, then carrying out organic treatment, after the treatment is finished, centrifuging, drying, then adding polytetrafluoroethylene micro powder, transferring to a high-pressure reaction kettle, reacting for 1-2h at the pressure of 5-10MPa, and after the reaction is finished, obtaining the modified bentonite.
8. The production process of the omnipotent odorless high-decorative color particle water paint as claimed in claim 1, wherein the organic treatment heats the reaction liquid to 90-100 ℃ and reacts for 2-3 h.
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| 郑水林: "《粉体表面改性（第二版）》", 31 August 2003, 中国建材工业出版社 * |
| 郑水林等: "《粉体表面改性（第三版）》", 30 September 2011, 中国建材工业出版社 * |
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