CN114644847A - Water-based natural antibacterial interior wall coating and production method thereof - Google Patents

Water-based natural antibacterial interior wall coating and production method thereof Download PDF

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Publication number
CN114644847A
CN114644847A CN202210444561.5A CN202210444561A CN114644847A CN 114644847 A CN114644847 A CN 114644847A CN 202210444561 A CN202210444561 A CN 202210444561A CN 114644847 A CN114644847 A CN 114644847A
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parts
water
activated carbon
oligomer
antibacterial
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梁晓
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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
    • C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
    • 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/63—Additives non-macromolecular organic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
    • 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
    • C08K3/02—Elements
    • C08K3/08—Metals
    • C08K2003/0806—Silver
    • 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

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Plant Pathology (AREA)
  • Paints Or Removers (AREA)

Abstract

The invention belongs to the technical field of interior wall coatings, and particularly relates to a water-based natural antibacterial interior wall coating and a production method thereof, wherein the water-based natural antibacterial interior wall coating comprises the following raw materials: water, diluted emulsion, oligomer, antibacterial component, active carbon powder and plant extract, wherein the plant extract is aloe juice; the production method of the water-based natural antibacterial interior wall coating comprises the following specific steps: s1: stirring the antibacterial component and the activated carbon powder by using stirring equipment to obtain a powder raw material; s2: mixing water, diluted emulsion, oligomer, and plant extract under stirring. The plant extract is aloe juice, and is mixed in the coating, so that the indoor coating has fresh smell of plants after the coating is used, and the transparent luster of the aloe ensures that the color of the coating is softer; by covering one third of the amount of the powder raw material on the outer layer, a large amount of antibacterial ingredients and activated carbon powder are arranged on the surface of the paint layer, so that the sterilizing effect and the effect of adsorbing irritant gases are improved.

Description

Water-based natural antibacterial interior wall coating and production method thereof
Technical Field
The invention relates to the technical field of interior wall coatings, in particular to a water-based natural antibacterial interior wall coating and a production method thereof.
Background
The coating is a continuous film which is coated on the surface of an object to be protected or decorated and can form firm adhesion with the object to be coated, and is a viscous liquid which is prepared by taking resin, oil or emulsion as a main material, adding or not adding pigments and fillers, adding corresponding auxiliaries and using an organic solvent or water.
The material can be coated on the surface of an object by different construction processes to form a continuous solid film which is firm in adhesion and has certain strength. The film thus formed is generally called a coating film, also called a paint film or a coating. "
The paint belongs to organic chemical high molecular material, and the formed coating film belongs to high molecular compound type. According to the modern popular classification of chemical products, the coating belongs to fine chemical products. Modern coatings are gradually becoming a multifunctional engineering material, an important industry in the chemical industry.
The existing paint has poor adhesiveness, is easy to generate peeling, and generates larger pungent smell after being coated.
Disclosure of Invention
The invention aims to provide a water-based natural antibacterial interior wall coating and a production method thereof, and aims to solve the problems that the existing coating proposed in the background art is poor in adhesiveness, easy to generate peeling and generates a large pungent smell after being coated.
In order to achieve the purpose, the invention provides the following technical scheme: an aqueous natural antibacterial interior wall coating, which comprises the following raw materials: water, diluted emulsion, oligomer, antibacterial component, active carbon powder and plant extract, wherein the plant extract is aloe juice;
the water, the diluted emulsion, the oligomer, the antibacterial component and the activated carbon powder are respectively as follows according to mass proportion: 80-100 parts of water, 30-40 parts of diluted emulsion, 20-30 parts of oligomer, 2-4 parts of antibacterial component, 2-4 parts of activated carbon powder and 10-20 parts of plant extract;
the antibacterial component and the activated carbon powder are uniformly mixed to obtain a powder raw material, when the antibacterial agent is used, water, diluted emulsion, oligomer and plant extract are uniformly mixed to obtain a liquid raw material, then two thirds of the total weight of the powder raw material is added into the liquid raw material to obtain a mixed thin material, the mixed thin material is attached to a wall surface in a rolling brush or spraying mode to form a base layer, and the remaining one third of the powder raw material is sprayed on the base layer which is not dried and solidified.
Preferably, the antibacterial component is nano-silver antibacterial powder.
Preferably, the particle diameter of the activated carbon powder is 10-50 microns.
Preferably, the water, the diluted emulsion, the oligomer, the antibacterial component and the activated carbon powder are respectively as follows according to mass proportions: 80 parts of water, 30 parts of diluted emulsion, 20 parts of oligomer, 2 parts of antibacterial component, 2 parts of activated carbon powder and 10 parts of plant extract.
Preferably, the water, the diluted emulsion, the oligomer, the antibacterial component and the activated carbon powder are respectively as follows according to mass proportions: 90 parts of water, 35 parts of diluted emulsion, 25 parts of oligomer, 3 parts of antibacterial component, 3 parts of activated carbon powder and 15 parts of plant extract.
Preferably, the water, the diluted emulsion, the oligomer, the antibacterial component and the activated carbon powder are respectively as follows according to mass proportions: 100 parts of water, 40 parts of diluted emulsion, 30 parts of oligomer, 4 parts of antibacterial component, 4 parts of activated carbon powder and 20 parts of plant extract.
A production method of a water-based natural antibacterial interior wall coating comprises the following specific steps:
s1: stirring the antibacterial component and the activated carbon powder by stirring equipment at a rotating speed of 150r/min for 10min, and stopping treatment to obtain a powder raw material;
s2: stirring and mixing water, the diluted emulsion, the oligomer and the plant extract by stirring equipment at the speed of 200-300r/min for 15-20min to obtain a liquid raw material.
Compared with the prior art, the invention has the beneficial effects that:
1) the plant extract is aloe juice, and is mixed in the coating, so that the indoor coating has fresh smell of plants after the coating is used, and the transparent luster of aloe enables the color of the coating to be softer;
2) through the arrangement of the activated carbon powder, the activated carbon powder is porous and granular, can adsorb irritant gases such as formaldehyde, and can purify the indoor environment;
3) by covering one third of the amount of the powder raw material on the outer layer, a large amount of antibacterial ingredients and activated carbon powder are arranged on the surface of the paint layer, so that the sterilizing effect and the effect of adsorbing irritant gases are improved.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
The invention provides a technical scheme that: an aqueous natural antibacterial interior wall coating, which comprises the following raw materials: water, diluted emulsion, oligomer, antibacterial component, active carbon powder and plant extract, wherein the plant extract is aloe juice;
the antibacterial component is nano silver antibacterial powder, and the particle diameter of the charcoal powder is 10-50 microns;
the water, the diluted emulsion, the oligomer, the antibacterial component and the activated carbon powder are respectively as follows according to mass proportion: 80-100 parts of water, 30-40 parts of diluted emulsion, 20-30 parts of oligomer, 2-4 parts of antibacterial component, 2-4 parts of activated carbon powder and 10-20 parts of plant extract;
the antibacterial component and the activated carbon powder are uniformly mixed to obtain a powder raw material, when the antibacterial agent is used, water, diluted emulsion, oligomer and plant extract are uniformly mixed to obtain a liquid raw material, then two thirds of the total weight of the powder raw material is added into the liquid raw material to obtain a mixed thin material, the mixed thin material is attached to a wall surface to form a base layer in a rolling brush or spraying mode, and the remaining one third of the powder raw material is sprayed on the base layer which is not dried and solidified.
The diluted emulsion is acrylic emulsion which is milky white or nearly transparent viscous liquid. The acrylic emulsion is an emulsion prepared by copolymerizing pure acrylic monomers, is an emulsion with small particle size, multiple purposes and outstanding performance, is suitable for various coating formulations, has outstanding water resistance and weather resistance, and particularly has excellent performance in high-gloss and semi-gloss coatings. The acrylic emulsion has good water resistance, alkali resistance and dirt resistance, has good adhesion to the surfaces of masonry, wood and steel, can be used for preparing flat, semi-gloss and high-gloss emulsion paints, and can also be used for preparing high-quality finishing paints for floors, cement encaustic tiles and tennis courts. The pH value (25 ℃) is 8-9, the viscosity is 50-500 mPa.s, the solid content (150 ℃,20min) is 49-51%, the anion type glass transition temperature is 20 ℃, and the minimum film forming temperature is 20 ℃.
Oligomers, i.e., oligomers and oligomers, are generally considered to be oligomers with a molecular weight of 104 or less, above dimerization. Has various synthetic methods, and can be used for various purposes such as synthetic materials, adhesives, coatings, potting materials, liquid rubber, surfactants and the like by utilizing the characteristics of the synthetic methods.
The methods for synthesizing oligomers can be divided into two categories. First, monomers synthesize oligomers by oligomerization; secondly, the high polymers are degraded to form oligomers. The structure, degree of polymerization, and introduction of functional groups of the oligomer can be controlled by the choice of the reaction system and reaction conditions.
Oligomers can become important synthetic materials. Such as oligoesters as plasticizers for polyvinyl chloride, petroleum resins as tackifiers for pressure sensitive adhesives, oligomeric alpha-olefins, oligoethers, oligosiloxanes, etc., as additives for lubricating oils, and in hot melt adhesives, it is also desirable to use oligomers as tackifying and softening agents.
Aloe juice has antiinflammatory and antibacterial effects, and can be used for treating eczema, burn, scald, etc. When the body of a user contacts the paint layer on the wall surface, the stimulation to the skin is not easy to generate.
The first embodiment is as follows:
a production method of a water-based natural antibacterial interior wall coating comprises the following specific steps:
weighing the water, the diluted emulsion, the oligomer, the antibacterial component and the activated carbon powder according to the mass proportion, wherein the mass proportion of the water, the diluted emulsion, the oligomer, the antibacterial component and the activated carbon powder is as follows: 80 parts of water, 30 parts of diluted emulsion, 20 parts of oligomer, 2 parts of antibacterial component, 2 parts of activated carbon powder and 10 parts of plant extract;
s1: stirring the antibacterial component and the activated carbon powder by stirring equipment at a rotating speed of 150r/min for 10min, and stopping treatment to obtain a powder raw material;
s2: stirring and mixing water, the diluted emulsion, the oligomer and the plant extract by stirring equipment at the speed of 200-300r/min for 15-20min to obtain a liquid raw material.
Example two:
a production method of a water-based natural antibacterial interior wall coating comprises the following specific steps:
the water, the diluted emulsion, the oligomer, the antibacterial component and the activated carbon powder are respectively as follows according to mass proportion: 90 parts of water, 35 parts of diluted emulsion, 25 parts of oligomer, 3 parts of antibacterial component, 3 parts of activated carbon powder and 15 parts of plant extract;
s1: stirring the antibacterial component and the activated carbon powder by stirring equipment at a rotating speed of 150r/min for 10min, and stopping treatment to obtain a powder raw material;
s2: stirring and mixing water, the diluted emulsion, the oligomer and the plant extract by stirring equipment at the speed of 200-300r/min for 15-20min to obtain a liquid raw material.
Example three:
a production method of a water-based natural antibacterial interior wall coating comprises the following specific steps:
the water, the diluted emulsion, the oligomer, the antibacterial component and the activated carbon powder are respectively as follows according to mass proportion: 100 parts of water, 40 parts of diluted emulsion, 30 parts of oligomer, 4 parts of antibacterial component, 4 parts of activated carbon powder and 20 parts of plant extract;
s1: stirring the antibacterial component and the activated carbon powder by stirring equipment at a rotating speed of 150r/min for 10min, and stopping treatment to obtain a powder raw material;
s2: stirring and mixing water, the diluted emulsion, the oligomer and the plant extract by stirring equipment at the speed of 200-300r/min for 15-20min to obtain a liquid raw material.
The water-based natural antibacterial interior wall coating obtained in the three examples is specifically used in the following manner:
taking out two thirds of the total weight of the powder raw materials, adding the powder raw materials into the liquid raw materials to obtain a mixed thin material, attaching the mixed thin material to a wall surface in a rolling brush or spraying mode to form a base layer, and spraying the remaining one third of the powder raw materials on the base layer which is not dried and solidified.
The aqueous natural antibacterial interior wall coating obtained in the above three examples was tested:
the inner wall paint which is commonly used in the market is selected, the material components of the inner wall paint comprise water, diluted emulsion, oligomer and antibacterial component (nano silver), and the paint of the first embodiment, the second embodiment and the third embodiment is respectively the first experiment group, the second experiment group and the third experiment group.
And sequentially coating the experimental group I, the experimental group II, the experimental group III and the control group on the surface of the same wall body with the same quality, wherein the coating modes of the experimental group I, the experimental group II, the experimental group III and the control group are all rectangular shapes with the width of 50cm and the height of 100cm, and the thickness of the experimental group I, the experimental group II, the experimental group III and the control group is 0.2 mm. And after the paint layer is dried, the following operations are carried out:
the culture carrier carrying bacteria (bacteria which can be eliminated by nano silver ions) is coated on the lower half part of the surface of the paint layer, after 2 hours, the survival condition of the bacteria is observed, the upper half part of the paint layer is sprayed with water for one layer, after half an hour, the paint layer is brushed back for 50 times on the surface of the paint layer sprayed with water by a hairbrush, and the condition of the paint layer is observed.
Bacterial eradication situation The condition of paint layer after brush brushing
Experiment set 1 93％ Slight scratch
Experiment group two 95％ Slight fuzzing
Experiment group III 92％ Slight scratch
Control group 86％ Peeling and edge warping
While there have been shown and described the fundamental principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics 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.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The water-based natural antibacterial interior wall coating is characterized by comprising the following raw materials: water, diluted emulsion, oligomer, antibacterial component, activated carbon powder and plant extract, wherein the plant extract is aloe juice;
the water, the diluted emulsion, the oligomer, the antibacterial component and the activated carbon powder are respectively as follows according to mass proportion: 80-100 parts of water, 30-40 parts of diluted emulsion, 20-30 parts of oligomer, 2-4 parts of antibacterial component, 2-4 parts of activated carbon powder and 10-20 parts of plant extract;
the antibacterial component and the activated carbon powder are uniformly mixed to obtain a powder raw material, when the antibacterial agent is used, water, diluted emulsion, oligomer and plant extract are uniformly mixed to obtain a liquid raw material, then two thirds of the total weight of the powder raw material is added into the liquid raw material to obtain a mixed thin material, the mixed thin material is attached to a wall surface in a rolling brush or spraying mode to form a base layer, and the remaining one third of the powder raw material is sprayed on the base layer which is not dried and solidified.
2. The water-based natural antibacterial interior wall coating material according to claim 1, characterized in that: the antibacterial component is nano-silver antibacterial powder.
3. The water-based natural antibacterial interior wall coating material according to claim 1, characterized in that: the particle diameter of the activated carbon powder is 10-50 microns.
4. The water-based natural antibacterial interior wall coating material according to claim 1, characterized in that: the water, the diluted emulsion, the oligomer, the antibacterial component and the activated carbon powder are respectively as follows according to mass proportion: 80 parts of water, 30 parts of diluted emulsion, 20 parts of oligomer, 2 parts of antibacterial component, 2 parts of activated carbon powder and 10 parts of plant extract.
5. The water-based natural antibacterial interior wall coating material according to claim 1, characterized in that: the water, the diluted emulsion, the oligomer, the antibacterial component and the activated carbon powder are respectively as follows according to mass proportion: 90 parts of water, 35 parts of diluted emulsion, 25 parts of oligomer, 3 parts of antibacterial component, 3 parts of activated carbon powder and 15 parts of plant extract.
6. The water-based natural antibacterial interior wall coating material according to claim 1, characterized in that: the water, the diluted emulsion, the oligomer, the antibacterial component and the activated carbon powder are respectively as follows according to mass proportion: 100 parts of water, 40 parts of diluted emulsion, 30 parts of oligomer, 4 parts of antibacterial component, 4 parts of activated carbon powder and 20 parts of plant extract.
7. A production method of a water-based natural antibacterial interior wall coating is characterized by comprising the following steps: the production method of the water-based natural antibacterial interior wall coating comprises the following specific steps:
s1: stirring the antibacterial component and the activated carbon powder by stirring equipment at a rotating speed of 150r/min for 10min, and stopping treatment to obtain a powder raw material;
s2: stirring and mixing water, the diluted emulsion, the oligomer and the plant extracting solution by stirring equipment at the speed of 200-300r/min for 15-20min to obtain a liquid raw material.
CN202210444561.5A 2022-04-26 2022-04-26 Water-based natural antibacterial interior wall coating and production method thereof Withdrawn CN114644847A (en)

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Application Number Priority Date Filing Date Title
CN202210444561.5A CN114644847A (en) 2022-04-26 2022-04-26 Water-based natural antibacterial interior wall coating and production method thereof

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Application Number Priority Date Filing Date Title
CN202210444561.5A CN114644847A (en) 2022-04-26 2022-04-26 Water-based natural antibacterial interior wall coating and production method thereof

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115109518A (en) * 2022-07-29 2022-09-27 沪宝新材料科技（上海）股份有限公司 Formula and preparation method of antibacterial coating

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115109518A (en) * 2022-07-29 2022-09-27 沪宝新材料科技（上海）股份有限公司 Formula and preparation method of antibacterial coating

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Application publication date: 20220621