CN113122084A - Water-based air purification paint and preparation method thereof - Google Patents

Water-based air purification paint and preparation method thereof Download PDF

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Publication number
CN113122084A
CN113122084A CN202010028731.2A CN202010028731A CN113122084A CN 113122084 A CN113122084 A CN 113122084A CN 202010028731 A CN202010028731 A CN 202010028731A CN 113122084 A CN113122084 A CN 113122084A
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CN
China
Prior art keywords
paint
agent
powder
water
air
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Pending
Application number
CN202010028731.2A
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Chinese (zh)
Inventor
贾非
叶金玉
谭越
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China Science And Technology Shenzhen Micro Energy Science And Technology Research Institute Co ltd
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China Science And Technology Shenzhen Micro Energy Science And Technology Research Institute Co ltd
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Priority to CN202010028731.2A priority Critical patent/CN113122084A/en
Publication of CN113122084A publication Critical patent/CN113122084A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D133/00Coating 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/32Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03CMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/61Additives non-macromolecular inorganic
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2258/00Sources of waste gases
    • B01D2258/06Polluted air
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/02Elements
    • C08K3/08Metals
    • C08K2003/0831Gold
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/02Elements
    • C08K3/08Metals
    • C08K2003/085Copper

Abstract

The water-based air purification paint comprises the following components in percentage by mass: 25-35% of modified acrylic resin, 20-30% of pigment, 10-20% of filler, 3-7% of light rare earth element, 1% of activator, 0.5% of catalyst and 2.5% of auxiliary agent. The invention also provides a preparation method of the water-based air purification paint. The water-based air purifying paint provided by the invention can maintain the existing decoration effect, eliminate harmful substances in the air and increase the concentration of negative oxygen ions in the air.

Description

Water-based air purification paint and preparation method thereof
Technical Field
The invention relates to the field of coatings, in particular to a water-based air purification paint and a preparation method thereof.
Background
Currently, latex paints are produced in the middle and late seventies of the twentieth century, and are a large class of synthetic resin emulsion paints represented by acrylic ester copolymer emulsions. The emulsion paint is water dispersive paint, which is prepared with synthetic resin emulsion as base material, stuffing, and assistants. The emulsion paint has the advantages different from the traditional wall paint, such as easy brushing, quick drying, water resistance of paint film, good scrubbing resistance and the like. In China, people are used to prepare a coating called latex paint or latex paint by taking synthetic resin emulsion as a base material, taking water as a dispersion medium, adding pigment, filler (also called bulk pigment) and an auxiliary agent and carrying out certain technological processes. The latex paint is widely applied to wall surfaces in the building industry, however, most latex paints do not have the function of purifying air, and also contain a small amount of harmful substances, so that the latex paint is not beneficial to human health and pollutes air.
Disclosure of Invention
In view of the above, the present invention provides an aqueous air purification paint which can maintain the existing decoration effect, eliminate harmful substances in the air, and increase the concentration of negative oxygen ions in the air.
Also provides a preparation method of the water-based air purification paint.
The water-based air purification paint comprises the following components in percentage by mass: 25-35% of modified acrylic resin, 20-30% of pigment, 10-20% of filler, 3-7% of light rare earth element, 1% of activator, 0.5% of catalyst and 2.5% of auxiliary agent.
Further, the light rare earth element is at least one of cerium, neodymium, samarium and the light rare earth element continuously releases charged ions to the air under the triple actions of the activator, the catalyst and the auxiliary agent.
Further, the pigment is dispersed in the water-based air purification paint in a granular manner, and is selected from at least one of cinnabar powder, red soil powder, realgar powder, copper green powder, titanium dioxide, zinc white powder, chrome yellow powder, red lead powder, iron blue powder and phthalocyanine blue powder.
Further, the filler is at least one selected from calcium carbonate, barite powder, talcum powder, kaolin, porous quartz powder, white carbon black, precipitated barium sulfate, mica powder, wollastonite and bentonite.
Further, the activator is selected from at least one of copper, manganese and gold.
Further, the auxiliary agent is at least one of a dispersing agent, an emulsifying agent, a defoaming agent, a wetting agent, a flatting agent, a thickening agent, an anti-sagging agent, a film-forming auxiliary agent, a curing agent, a drier, a thixotropic agent, a mildew preventive, an ultraviolet light absorber, a flame retardant and an antistatic agent.
Further, the water-based air purification paint also comprises deionized water.
A preparation method of water-based air purification paint comprises the following steps: adding 25-35% of modified acrylic resin, 20-30% of pigment, 10-20% of filler, 3-7% of light rare earth element, 1% of activator, 0.5% of catalyst and 2.5% of auxiliary agent into a reaction kettle in sequence under the condition of mechanical stirring to obtain the uniformly dispersed water-based air purification paint.
Further, the preparation method of the water-based air purification paint also comprises the following steps: adjusting the viscosity of the aqueous air cleaner paint with a thickener; checking; filtering and packaging after the inspection is qualified; and warehousing.
Further, the light rare earth element is at least one of cerium, neodymium, samarium and the light rare earth element continuously releases charged ions to the air under the triple actions of the activator, the catalyst and the auxiliary agent.
According to the water-based air purification paint and the preparation method thereof provided by the invention, 3-7% of light rare earth element, 1% of activator, 0.5% of catalyst and 2.5% of auxiliary agent are added into the water-based air purification paint by mass percentage, so that the light rare earth element can continuously release charged ions to the air under the triple actions of the activator, the catalyst and the auxiliary agent, and when the charged ions are combined with harmful substances in the air, the harmful substances are changed into harmless substances by changing the structure; when the negative ions are combined with dust (positively charged) in the air, the negative ions are mutually attracted to generate a snowball rolling effect, and the volume and the weight of the dust (positively charged) are continuously increased to be settled on the ground, so that the aim of purifying the air is fulfilled; when the negative ions are combined with oxygen ions in the air, the oxygen ions are negatively charged, so that negative oxygen ions are generated, the concentration of the negative oxygen ions in the air can be increased, and the health of a human body is benefited. In addition, the water-based air purification paint can also keep the prior decoration effect.
Detailed Description
In order to further illustrate the technical means and effects adopted by the present invention to achieve the predetermined objects, the following detailed description will be given to the specific embodiments, structures, features and effects of the water-based air purification paint and the preparation method thereof provided by the present invention in combination with the preferred embodiments. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The invention provides a water-based air purification paint, which comprises the following components in percentage by mass: 25-35% of modified acrylic resin, 20-30% of pigment, 10-20% of filler, 3-7% of light rare earth element, 1% of activator, 0.5% of catalyst and 2.5% of auxiliary agent.
The light rare earth element is at least one of cerium, neodymium, samarium and the like, and continuously releases charged ions to the air under the triple actions of the activator, the catalyst and the auxiliary agent, and when the charged ions are combined with harmful substances in the air, the harmful substances are changed into harmless substances by changing the structure; when the negative ions are combined with dust (positively charged) in the air, the negative ions are mutually attracted to generate a snowball rolling effect, and the volume and the weight of the dust (positively charged) are continuously increased to be settled on the ground, so that the aim of purifying the air is fulfilled; when the negative ions are combined with oxygen ions in the air, the oxygen ions are negatively charged, so that negative oxygen ions are generated, the concentration of the negative oxygen ions in the air can be increased, and the health of a human body is benefited.
The pigment is dispersed in the water-based air purification paint in a granular manner, and is selected from at least one of cinnabar powder, red soil powder, realgar powder, copper green powder, titanium dioxide, zinc white powder, chrome yellow powder, red lead powder, iron blue powder and phthalocyanine blue powder. In this embodiment, the pigment is titanium dioxide.
Wherein the filler is selected from at least one of calcium carbonate, barite powder, talcum powder, kaolin, porous quartz powder, white carbon black, precipitated barium sulfate, mica powder, wollastonite and bentonite.
Wherein the activator is at least one of elements in the periodic table of elements such as copper, manganese, gold and the like.
The auxiliary agent is mainly used for improving certain performance of the water-based air purification paint and is cooperated with the activator and the catalyst to enable the light rare earth elements to continuously release charged ions to the air.
Specifically, the auxiliary agent is at least one of a dispersing agent, an emulsifying agent, a defoaming agent, a wetting agent, an anti-settling agent, an anti-skinning agent, a leveling agent, a thickening agent, an anti-sagging agent, a film-forming auxiliary agent, a curing agent, a drier, an anti-mildew agent, an ultraviolet light absorber, a flame retardant, an antistatic agent and the like.
Wherein the dispersant, the emulsifier, the defoamer, the wetting agent and the like are used for improving the performance of the aqueous air purification paint in the production process; the anti-settling agent, the anti-skinning agent and the like are used for improving the storage stability and the like of the water-based air purification paint; the leveling agent, the thickening agent, the anti-sagging agent, the film-forming auxiliary agent, the curing agent, the drier and the like are used for improving the workability, the film-forming property and the like of the water-based air purification paint; the mildew preventive, the ultraviolet light absorber, the flame retardant, the static discharge agent and the like are used for improving certain special properties of the water-based air purification paint.
Wherein the dispersant is used for dispersing solid and liquid particles of inorganic or organic pigments which are difficult to dissolve in a liquid, while preventing sedimentation and coagulation of the particles and increasing the compatibility of oily and aqueous components in the same system. Inorganic dispersants commonly used are silicates (e.g., water glass) and alkali metal phosphates (e.g., sodium tripolyphosphate, sodium hexametaphosphate, sodium pyrophosphate, and the like). Organic dispersants include triethylhexyl phosphoric acid, sodium dodecyl sulfate, methyl amyl alcohol, cellulose derivatives, polyacrylamide, guar gum, glycol esters of fatty acids, and the like.
Wherein the emulsifier forms a stable emulsion from a mixed solution of two or more immiscible components.
Wherein the antifoaming agent is a substance for reducing the surface tension of water, solutions, suspensions, etc., preventing the formation of foam, or reducing or eliminating the original foam. The defoaming agent can be at least one of defoaming agents such as organic silicon, polyether modified polysiloxane and the like.
Wherein the wetting agent is a surfactant of a substance capable of making solid materials more easily wetted by water by reducing the surface energy thereof. The wetting agent may be at least one of sulfonated oil, soap, nekal BX, soybean lecithin, thiols, hydrazides, thiol acetals, and the like.
Wherein, the anti-settling agent is a rheological control agent of the paint, which causes the paint to have thixotropy and greatly improve the viscosity. The anti-settling agent can be at least one of organic bentonite, castor oil derivatives, fumed silica, polyolefin wax (particles), modified hydrogenated castor oil, N-methyl pyrrolidone solution of modified polyurea, titanate coupling agent, polyamide wax series, etc.
The anti-skinning agent is used for preventing the skinning of the coating from being related to the drying of the coating, and the anti-skinning agent commonly used in the industry is pure methyl ethyl ketoxime.
The leveling agent is a common paint auxiliary agent, can promote a paint to form a flat, smooth and uniform coating film in a drying film-forming process, can effectively reduce the surface tension of a finishing liquid, improves the leveling property and uniformity of the finishing liquid, can improve the permeability of the finishing liquid, can reduce the possibility of generating spots and marks during brushing, increases the coverage property, and enables the film to be formed uniformly and naturally. Many types of leveling agents are used, and the types of leveling agents used in different coatings are different. High boiling point solvents (e.g., isophorone, diacetone alcohol, Solvesso150, etc.) or butyl cellulose may be used in solvent-based finishes. In the water-based coating agent, a surfactant, polyacrylic acid, carboxymethyl cellulose, or the like is used.
The thickener is also called gelatinizer, is a substance capable of increasing the viscosity of latex and liquid, and is also called paste when being used for food. The thickening agent can increase the viscosity of the system, so that the system is kept in a uniform and stable suspension state or an emulsion state, or forms a gel; most thickeners combine an emulsifying action. Can be divided into two main categories of natural and synthetic. The natural products are mostly prepared from plants and seaweed containing polysaccharide viscous substances, such as starch, acacia, pectin, agar, gelatin, seaweed gel, carrageenan, dextrin, etc., and general gelatin, soluble starch, polysaccharide derivatives, etc. can be used in cosmetics; the synthetic product includes carboxymethyl cellulose, propylene glycol alginate, methyl cellulose, sodium starch phosphate, sodium carboxymethyl cellulose, sodium alginate, casein, sodium polyacrylate, polyoxyethylene, and polyvinylpyrrolidone.
The anti-sagging agent refers to a compound which can improve the viscosity of the paint and can prevent sagging during the curing or construction process of the paint. The absolute majority of these compounds can give paints with thick deformations. The modified clay is the primary thixotropic aid for the alkyd coating system. The modified bentonite forms a gel structure in the paint through hydrogen bonds. They may be added to the mill base, by grinding to disrupt the aggregate structure, or in the form of a pregel.
The film-forming aid is also referred to as coalescing aid. Can promote the plastic flow and elastic deformation of the high molecular compound, improve the coalescence performance and form a film in a wider construction temperature range. Is a readily disappearing plasticizer. The strong solvent of ether alcohol high polymer is commonly used, such as propylene glycol butyl ether, propylene glycol methyl ether acetate and the like.
The curing agent, also known as a hardener, curing agent or setting agent, is a substance or mixture that enhances or controls the curing reaction. The resin curing is carried out by adding a curing (crosslinking) agent to a thermosetting resin through chemical reactions such as condensation, ring closure, addition or catalysis to cause irreversible change of the thermosetting resin. The curing agent comprises the following chemical components: aliphatic amines, aromatic amines, amidoamines, latent curing amines, and urea substitutes.
Wherein, the water-based air purification paint also comprises deionized water. Wherein the deionized water is used as a solvent of the water-based air purification paint.
The invention also provides a preparation method of the water-based air purification paint, which comprises the following steps:
firstly, adding 25-35% of modified acrylic resin, 20-30% of pigment, 10-20% of filler, 3-7% of light rare earth element, 1% of activator, 0.5% of catalyst and 2.5% of auxiliary agent into a reaction kettle in sequence under the condition of mechanical stirring to obtain the uniformly dispersed water-based air purification paint.
Secondly, adjusting the viscosity of the water-based air purification paint by using a thickening agent;
thirdly, checking;
fourthly, filtering and packaging after the inspection is qualified; and
and fifthly, warehousing.
Wherein, in the first step, the light rare earth element is at least one of cerium, neodymium, samarium and the like.
According to the water-based air purification paint and the preparation method thereof provided by the invention, 3-7% of light rare earth element, 1% of activator, 0.5% of catalyst and 2.5% of auxiliary agent are added into the water-based air purification paint by mass percentage, so that the light rare earth element can continuously release charged ions to the air under the triple actions of the activator, the catalyst and the auxiliary agent, and when the charged ions are combined with harmful substances in the air, the harmful substances are changed into harmless substances by changing the structure, so that the harmful substances in the air are eliminated; when the negative ions are combined with dust (positively charged) in the air, the negative ions are mutually attracted to generate a snowball rolling effect, and the volume and the weight of the dust (positively charged) are continuously increased to be settled on the ground, so that the aim of purifying the air is fulfilled; when the negative ions are combined with oxygen ions in the air, the oxygen ions are negatively charged, so that negative oxygen ions are generated, the concentration of the negative oxygen ions in the air can be increased, and the health of a human body is benefited. In addition, the water-based air purification paint can also keep the prior decoration effect.
Although the present invention has been described with reference to the above preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. The water-based air purification paint is characterized by comprising the following components in percentage by mass: 25-35% of modified acrylic resin, 20-30% of pigment, 10-20% of filler, 3-7% of light rare earth element, 1% of activator, 0.5% of catalyst and 2.5% of auxiliary agent.
2. The aqueous air purifying paint according to claim 1, wherein the light rare earth element is at least one of cerium, neodymium, samarium, and the light rare earth element continuously releases charged ions into the air under the triple actions of the activator, the catalyst and the auxiliary.
3. The aqueous air purifying paint according to claim 1, wherein the pigment is dispersed in the aqueous air purifying paint in a granular form, and the pigment is at least one selected from cinnabar powder, red earth powder, realgar powder, copper green powder, titanium dioxide, zinc white powder, chrome yellow powder, red lead powder, iron blue powder and phthalocyanine blue powder.
4. The aqueous air purifying paint according to claim 1, wherein the filler is at least one selected from the group consisting of calcium carbonate, barite powder, talc, kaolin, porous quartz powder, white carbon black, precipitated barium sulfate, mica powder, wollastonite, and bentonite.
5. The aqueous air purifying paint according to claim 1, wherein the activator is at least one selected from copper, manganese, and gold.
6. The aqueous air-purifying paint according to claim 1, wherein the auxiliary agent is at least one of a dispersant, an emulsifier, a defoamer, a wetting agent, a leveling agent, a thickener, an anti-sagging agent, a film-forming auxiliary agent, a curing agent, a drier, a thixotropic agent, a mildewproof agent, an ultraviolet light absorber, a flame retardant, and a static discharge agent.
7. The aqueous air purifying paint of claim 1, further comprising deionized water.
8. The preparation method of the water-based air purification paint is characterized by comprising the following steps:
according to the mass percentage, 25 to 35 percent of modified acrylic resin, 20 to 30 percent of pigment, 10 to 20 percent of filler, 3 to 7 percent of light rare earth element, 1 percent of activator, 0.5 percent of catalyst and 2.5 percent of auxiliary agent are sequentially added into a reaction kettle under the mechanical stirring to obtain the uniformly dispersed water-based air purification paint.
9. The method for preparing the water-based air purifying paint according to claim 8, further comprising the steps of:
adjusting the viscosity of the aqueous air cleaner paint with a thickener;
checking;
filtering and packaging after the inspection is qualified; and
and (7) warehousing.
10. The method for preparing the aqueous air purifying paint according to claim 8, wherein the light rare earth element is at least one of cerium, neodymium, samarium, and the light rare earth element continuously releases charged ions to the air under the triple actions of the activator, the catalyst and the auxiliary.
CN202010028731.2A 2020-01-11 2020-01-11 Water-based air purification paint and preparation method thereof Pending CN113122084A (en)

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Application Number Priority Date Filing Date Title
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CN1840595A (en) * 2005-04-01 2006-10-04 深圳市海川实业股份有限公司 Aqueous wood paint and method for preparing same
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CN104785244A (en) * 2015-04-03 2015-07-22 马鞍山锐凯特新材料有限公司 Room-temperature air purification non-photo-catalyst and preparation method thereof
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CN1840595A (en) * 2005-04-01 2006-10-04 深圳市海川实业股份有限公司 Aqueous wood paint and method for preparing same
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CN104785244A (en) * 2015-04-03 2015-07-22 马鞍山锐凯特新材料有限公司 Room-temperature air purification non-photo-catalyst and preparation method thereof
CN105879085A (en) * 2016-05-10 2016-08-24 保护伞环保科技成都有限公司 Air purifying agent
CN108384359A (en) * 2018-02-28 2018-08-10 湖南辰砾新材料有限公司 A kind of emulsion paint and preparation method thereof of release anion and far infrared

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盖兴慧: "稀土复合对电气石释放负离子及红外辐射性能的影响研究", 《中国优秀博硕士学位论文全文数据库(硕士) 工程科技I辑》 *

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