CN111423778A - Preparation method of latex paint capable of releasing negative ions and far infrared rays - Google Patents
Preparation method of latex paint capable of releasing negative ions and far infrared rays Download PDFInfo
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- CN111423778A CN111423778A CN202010398933.6A CN202010398933A CN111423778A CN 111423778 A CN111423778 A CN 111423778A CN 202010398933 A CN202010398933 A CN 202010398933A CN 111423778 A CN111423778 A CN 111423778A
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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
- C09D143/00—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 containing boron, silicon, phosphorus, selenium, tellurium, or a metal; Coating compositions based on derivatives of such polymers
- C09D143/04—Homopolymers or copolymers of monomers containing silicon
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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
- C09D125/00—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 an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
- C09D125/02—Homopolymers or copolymers of hydrocarbons
- C09D125/04—Homopolymers or copolymers of styrene
- C09D125/08—Copolymers of styrene
- C09D125/14—Copolymers of styrene with unsaturated 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
- 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
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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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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- 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
- C09D7/80—Processes for incorporating ingredients
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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
Abstract
The invention relates to a preparation method of latex paint releasing negative ions and far infrared rays, which comprises the steps of sequentially adding deionized water, a wetting dispersant, a flatting agent and a film-forming assistant into a dispersion cylinder, uniformly dispersing, then enabling the center of a dispersion disc in the dispersion cylinder to be close to the bottom of a reaction kettle, increasing the rotating speed to be more than or equal to 1200r/min, and sequentially adding self-made porous powder releasing negative ions and far infrared rays, filler and polyhexamethylene diamine adipic anhydride powder into the dispersion cylinder for full and uniform dispersion; reducing the rotating speed to be less than or equal to 1000r/min, sequentially adding the emulsion, the electron-donating catalyst, the thickening agent and the defoaming agent, fully and uniformly dispersing, and filtering by using a 400-mesh and 800-mesh filter screen to obtain the emulsion paint capable of releasing negative ions and far infrared rays. The self-made porous powder for releasing negative ions and far infrared rays is obtained by calcining and alkali etching the synthesized mixed silicate, and the electron-donating catalyst has conjugated electron-donating groups and complex anion groups, can catalyze transition of transition metals and rare earth metals in the negative ion powder between different oxidation states, oxidize oxygen into oxygen negative ions, accelerate the release rate of the negative ions, and release energy in the process is far infrared rays and has higher antibacterial property.
Description
The invention relates to a divisional application of Chinese patent 'an emulsion paint releasing negative ions and far infrared rays and a preparation method thereof', wherein the application date is 2018, 2 and 28 days, and the application number is 201810168600.7.
Technical Field
The invention relates to latex paint, in particular to a preparation method of latex paint capable of releasing negative ions and far infrared rays, belonging to the technical field of artificial building stones.
Technical Field
Negative ions, i.e. negative oxygen ions, called "air vitamins", have a very important influence on the life activities of the human body and other living beings. Medical research shows that the negatively charged particles in the air increase the oxygen content in the blood, are beneficial to blood oxygen transportation, absorption and utilization, and have the effects of promoting human metabolism, improving human immunity, enhancing human body muscle energy and regulating the function balance of the human body.
In the prior art, natural anion powder (calcium carbide powder and the like) is generally added into the emulsion paint to increase the anion release function, but in the prior art, more impurities exist, and radioactive substances harmful to human bodies possibly exist.
For example, chinese patent CN201210093555.6 relates to an antibacterial latex paint containing natural jade powder and a preparation method thereof, wherein the antibacterial latex paint contains the following components in parts by weight: 50-150 parts of natural jade powder and 5-15 parts of nano inorganic anion auxiliary agent, wherein the particle size of the natural jade powder is 3000-6000 meshes. The emulsion paint provided by the invention can be coated on wall surfaces and wood, the paint film has the characteristics of light smell, low VOC (volatile organic compounds), good covering power, good adhesive force, scrubbing resistance and the like, can effectively kill harmful germs contacting with the coated wall surfaces of rooms, has low cost, good construction performance and good environmental protection performance, and is mainly applied to decoration and protection of the surfaces of walls, wood and the like. The latex paint has the defects of low negative ion release amount, single function and the like.
The far infrared ray is called life light because its vibration frequency is closest to the vibration frequency of cell molecules in the human body. The far infrared ray has obvious temperature control effect, resonance effect and heat effect, and can raise the temperature of the inner layer of skin and expand blood vessel to promote blood circulation, speed up the discharge of metabolic toxin in vivo, improve the micro environment of cells inside body, strengthen metabolism among tissues, increase the regeneration capacity of tissues, raise the immunity of body and regulate the abnormal excitation state of spirit, so as to reach the aim of medical treatment, prevention and health care. The existing anion powder has the defect of low release rate of far infrared wave.
Disclosure of Invention
In order to overcome the defects and shortcomings of the prior art, the invention aims to provide the latex paint capable of releasing negative ions and far infrared rays.
The latex paint capable of releasing negative ions and far infrared rays comprises the following components in parts by weight: 300 parts of emulsion 250-containing organic solvent, 8-10 parts of porous powder, 0.5-1 part of electron donating catalyst, 3-6 parts of poly hexamethylene diamine adipic anhydride powder, 450 parts of deionized water 400-containing organic solvent, 80-120 parts of filler, 10-15 parts of film forming auxiliary agent, 2-4 parts of wetting dispersant, 1-2 parts of flatting agent, 3-5 parts of thickening agent and 0.5-1 part of defoaming agent.
The electron donor type catalyst is one or more of diphenyl trimethoxy phosphorus-3-sodium sulfonate, 1' -bis (diphenylphosphinomethyl) diphenyl disulfonic acid sodium salt and triphenylphosphine tri-meta-sulfonic acid sodium salt.
The emulsion is one or more of silicone-acrylic emulsion, styrene-acrylic emulsion and pure acrylic emulsion.
The film-forming additive is one or more of alcohol ester-12, ethylene glycol monomethyl ether and ethylene glycol monobutyl ether.
The relative molecular weight of the polyhexamethylene diamine adipic anhydride powder is 10000-50000; the filler is one or more of heavy calcium, light calcium, barium sulfate, titanium dioxide, talcum powder and mica powder, and the particle size of the filler is 600-1250 meshes.
The wetting dispersant is one or more of polycarboxylic acid type anionic dispersant and organic silicon aqueous dispersant; the leveling agent is an organic silicon leveling agent; the defoaming agent is preferably one or more of polyurethane defoaming agent, phosphate defoaming agent and silane polyether defoaming agent; the thickener is preferably one or more of modified cellulose thickener, hydrophobic modified alkali swelling acrylic acid thickener and associated polyurethane thickener.
The polyhexamethylene diamine adipic anhydride powder may be purchased directly from the market.
The porous powder is self-made porous powder which releases negative ions and far infrared rays, and the preparation method comprises the following steps:
(1) the preparation method of the mixed silicate powder comprises the steps of sequentially adding 30-50 parts by weight of deionized water, 1-2 parts by weight of 1-2 mol/L hydrochloric acid, 5-10 parts by weight of rare earth element chloride and 5-10 parts by weight of fourth-period transition metal chloride into a reaction kettle, stirring and dissolving uniformly, heating to 80-90 ℃, dropwise adding 10-20 parts by weight of 20-30% sodium silicate solution by mass fraction, precipitating at the moment, stirring and naturally cooling to normal temperature after dropwise adding, centrifugally separating solids, adding into a ball mill, ball-milling for 2-3 hours, and filtering through a 800-mesh sieve to obtain the mixed silicate powder.
(2) Calcining treatment: adding the mixed silicate powder into a calcining furnace, calcining at 800-900 ℃ for 8-12h, and then cooling to room temperature to obtain calcined powder.
(3) Preparing self-made porous powder capable of releasing negative ions and far infrared rays: adding 20 parts by weight of self-made calcined powder, 20 parts by weight of water and 10-20 parts by weight of 20-30% sodium hydroxide solution into a reaction kettle, heating to 60-70 ℃ under stirring, reacting for 18-24h, cooling, centrifuging, filtering, precipitating, washing with deionized water for 3-5 times, and drying in vacuum to obtain the porous powder capable of releasing negative ions and far infrared rays.
The rare earth element chloride is one or more of yttrium chloride (III), europium chloride (III), samarium chloride (II), samarium chloride (III), europium chloride (II), europium chloride (III), cerium chloride (III) and cerium chloride (IV).
The fourth period transition metal chloride is one or more of ferric chloride (III), manganese chloride (II) and chromium chloride (III).
The latex paint capable of releasing the negative ions and the far infrared rays is prepared by the following method:
sequentially adding deionized water, a wetting dispersant, a flatting agent and a film-forming assistant into a dispersion cylinder, uniformly dispersing, then enabling the center of a dispersion disc in the dispersion cylinder to be close to the bottom of a reaction kettle, increasing the rotating speed to be more than or equal to 1200r/min, and sequentially adding self-made porous powder for releasing negative ions and far infrared rays, a filler and polyhexamethylene diamine adipic anhydride powder into the dispersion cylinder for fully and uniformly dispersing; reducing the rotating speed to be less than or equal to 1000r/min, sequentially adding the emulsion, the electron-donating catalyst, the thickening agent and the defoaming agent, fully and uniformly dispersing, and filtering by using a 400-mesh and 800-mesh filter screen to obtain the emulsion paint capable of releasing negative ions and far infrared rays.
Compared with the prior art, the invention has the following advantages: (1) the prepared negative ion powder has a porous structure, the specific surface area is larger, the transition metal and the rare earth metal are easier to contact with air, and the negative ions and the far infrared rays are easier to release; (2) the self-made negative ion and far infrared ray releasing porous powder is calcined by a high-temperature calcination process, so that the low-temperature and far infrared emission performance of the transition metal and the rare earth metal oxide can be obviously improved, and the self-made negative ion and far infrared ray releasing porous powder has a higher far infrared ray releasing effect; (3) in the air, the electron-donating catalyst has conjugated electron-donating groups and complex anion groups, and can catalyze transition of transition metals and rare earth metals in anion powder between different oxidation states, so that oxygen is oxidized into oxygen anions, the release rate of the anions is accelerated, and the energy released in the process is far infrared rays; (4) after the polyhexamethylene diamine adipic anhydride film is formed, the scratch resistance and the wear resistance of the emulsion paint can be improved; (5) based on the anion and far infrared ray release performance of the invention, the invention has higher antibacterial property.
Detailed Description
A latex paint releasing negative ions and far infrared rays according to the present invention will be further described with reference to examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention.
Example 1
The latex paint capable of releasing negative ions and far infrared rays comprises the following components in parts by weight: 300 parts of silicone-acrylic emulsion, 10 parts of self-made porous powder releasing negative ions and far infrared rays, 1 part of 1, 1' -bis (diphenylphosphinomethyl) biphenyl disulfonic acid sodium salt, 3 parts of polyhexamethylene diamine adipic anhydride powder, 450 parts of deionized water, 120 parts of talcum powder, alcohol ester-1215 parts, 2 parts of polycarboxylic acid type anionic dispersing agent, 2 parts of organic silicon leveling agent, 5 parts of hydrophobic modified alkali swelling acrylic acid thickening agent and 1 part of silane polyether defoaming agent.
The preparation method of the self-made porous powder releasing negative ions and far infrared rays in the embodiment comprises the following steps:
(1) the preparation of the mixed silicate powder comprises the steps of sequentially adding 40 parts by weight of deionized water, 1.8 parts by weight of 1 mol/L hydrochloric acid, 7 parts by weight of europium (III) chloride and 9 parts by weight of iron (III) chloride into a reaction kettle, stirring and dissolving uniformly, heating to 85 ℃, dropwise adding 16 parts by weight of 24% sodium silicate solution, precipitating at the moment, stirring and naturally cooling to normal temperature after dropwise adding, centrifugally separating solids, adding into a ball mill, ball-milling for 2.5 hours, and filtering through a 800-mesh sieve to obtain the mixed silicate powder.
(2) Calcining treatment: adding the mixed silicate powder into a calcining furnace, calcining for 9 hours at 850 ℃, and then cooling to room temperature to obtain calcined powder.
(3) Preparing self-made porous powder capable of releasing negative ions and far infrared rays: adding 20 parts by weight of self-made calcined powder, 20 parts by weight of water and 14 parts by weight of 23% sodium hydroxide solution into a reaction kettle, heating to 68 ℃ under stirring for reaction for 20 hours, cooling, centrifuging, filtering, precipitating, washing with deionized water for 4 times, precipitating, and vacuum drying to obtain the porous powder capable of releasing negative ions and far infrared rays.
Example 2
The latex paint capable of releasing negative ions and far infrared rays comprises the following components in parts by weight: 250 parts of pure acrylic emulsion, 8 parts of self-made porous powder releasing negative ions and far infrared rays, 0.5 part of triphenylphosphine sodium tri-m-sulfonate, 6 parts of polyhexamethylene diamine adipic anhydride powder, 400 parts of deionized water, 80 parts of light calcium carbonate, 10 parts of ethylene glycol monomethyl ether, 4 parts of organic silicon water-based dispersing agent, 1 part of organic silicon leveling agent, 3 parts of associative polyurethane thickener and 0.5 part of polyurethane defoaming agent.
The preparation method of the self-made porous powder releasing negative ions and far infrared rays in the embodiment comprises the following steps:
(1) the preparation of the mixed silicate powder comprises the steps of sequentially adding 30 parts by weight of deionized water, 1 part by weight of 2 mol/L hydrochloric acid, 5 parts by weight of samarium chloride (II) and 5 parts by weight of chromium chloride (III) into a reaction kettle, stirring and dissolving uniformly, heating to 80 ℃, dropwise adding 20 parts by weight of 20% sodium silicate solution, precipitating at the moment, stirring and naturally cooling to normal temperature after dropwise adding, centrifugally separating solids, adding into a ball mill, ball-milling for 2 hours, and filtering through a 800-mesh sieve to obtain the mixed silicate powder.
(2) Calcining treatment: adding the mixed silicate powder into a calcining furnace, calcining for 12h at 800 ℃, and then cooling to room temperature to obtain calcined powder.
(3) Preparing self-made porous powder capable of releasing negative ions and far infrared rays: adding 20 parts by weight of self-made calcined powder, 20 parts by weight of water and 10 parts by weight of 30% sodium hydroxide solution into a reaction kettle, heating to 60 ℃ under stirring for reaction for 24 hours, cooling, centrifuging, filtering, precipitating, washing with deionized water for 5 times, precipitating, and vacuum drying to obtain the porous powder capable of releasing negative ions and far infrared rays.
Example 3
The latex paint capable of releasing negative ions and far infrared rays comprises the following components in parts by weight: 290 parts of styrene-acrylic emulsion, 9 parts of self-made porous powder releasing negative ions and far infrared rays, 0.6 part of diphenyl trimethoxy phosphorus-3-sodium sulfonate, 5 parts of polyhexamethylene diamine adipic anhydride powder, 440 parts of deionized water, 90 parts of titanium dioxide, 14 parts of ethylene glycol monobutyl ether, 2.5 parts of polycarboxylic acid type anionic dispersing agent, 1.4 parts of organic silicon leveling agent, 4 parts of modified cellulose thickening agent and 0.6 part of phosphate defoaming agent.
The preparation method of the self-made porous powder releasing negative ions and far infrared rays in the embodiment comprises the following steps:
(1) the preparation of the mixed silicate powder comprises the steps of sequentially adding 50 parts by weight of deionized water, 2 parts by weight of 1.5 mol/L hydrochloric acid, 10 parts by weight of cerium (IV) chloride and 10 parts by weight of manganese (II) chloride into a reaction kettle, stirring and dissolving uniformly, heating to 90 ℃, dropwise adding 10 parts by weight of 30% sodium silicate solution, precipitating at the moment, stirring and naturally cooling to normal temperature after dropwise adding, centrifugally separating solids, adding into a ball mill, ball-milling for 3 hours, and filtering through a 800-mesh sieve to obtain the mixed silicate powder.
(2) Calcining treatment: adding the mixed silicate powder into a calcining furnace, calcining for 8h at 900 ℃, and then cooling to room temperature to obtain calcined powder.
(3) Preparing self-made porous powder capable of releasing negative ions and far infrared rays: adding 20 parts by weight of self-made calcined powder, 20 parts by weight of water and 20 parts by weight of 20% sodium hydroxide solution into a reaction kettle, heating to 70 ℃ under stirring for reacting for 18 hours, cooling, centrifuging, filtering, precipitating, washing with deionized water for 3 times, precipitating, and vacuum drying to obtain the porous powder capable of releasing negative ions and far infrared rays.
The latex paints releasing negative ions and far infrared rays described in examples 1 to 3 were prepared by the following methods:
sequentially adding deionized water, a wetting dispersant, a flatting agent and a film-forming assistant into a dispersion cylinder, uniformly dispersing, then enabling the center of a dispersion plate to be close to the bottom of a reaction kettle, increasing the rotating speed (more than 1200r/min), and sequentially adding self-made porous powder for releasing negative ions and far infrared rays, a filler and polyhexamethylene diamine adipic anhydride powder into the dispersion cylinder for fully and uniformly dispersing; reducing the rotating speed (less than 1000r/min), sequentially adding the emulsion, the electron-donating catalyst, the thickening agent and the defoaming agent, fully and uniformly dispersing, and filtering by using a 400-mesh and 800-mesh filter screen to obtain the emulsion paint capable of releasing the negative ions and the far infrared rays.
The latex paint releasing negative ions and far infrared rays of the embodiment of the invention and the sterilization white interior wall latex finish paint (comparative example) releasing negative ions of a certain brand of Guangdong Jiangmen are applied on the interior wall surface under the same condition, the conventional performance of the latex paint is detected under the same condition, and the detection results are as follows:
while the invention has been described in detail and with reference to specific embodiments thereof, it will be apparent to one skilled in the art that various changes, modifications and variations can be made therein without departing from the spirit and scope of the invention as defined in the following claims.
Claims (10)
1. A preparation method of latex paint releasing negative ions and far infrared rays is characterized in that deionized water, a wetting dispersant, a flatting agent and a film forming aid are sequentially added into a dispersion cylinder for uniform dispersion, then the center of a dispersion disc in the dispersion cylinder is close to the bottom of a reaction kettle, the rotating speed is increased to be more than or equal to 1200r/min, and self-made porous powder releasing negative ions and far infrared rays, filler and polyhexamethylene diamine adipic acid powder are sequentially added into the dispersion cylinder for full uniform dispersion; reducing the rotating speed to be less than or equal to 1000r/min, sequentially adding the emulsion, the electron-donating catalyst, the thickening agent and the defoaming agent, fully and uniformly dispersing, and filtering by using a 400-mesh and 800-mesh filter screen to obtain the emulsion paint capable of releasing negative ions and far infrared rays.
2. The method for preparing the latex paint capable of releasing the negative ions and the far infrared rays according to claim 1, which is characterized by comprising the following components in parts by weight: 300 parts of emulsion 250-containing organic silicon, 8-10 parts of porous powder, 0.5-1 part of electron donating catalyst, 3-6 parts of polyhexamethylene diamine adipic acid powder, 450 parts of deionized water 400-containing organic silicon, 80-120 parts of filler, 10-15 parts of film forming auxiliary agent, 2-4 parts of wetting dispersant, 1-2 parts of flatting agent, 3-5 parts of thickening agent and 0.5-1 part of defoaming agent.
3. The method of claim 2, wherein the emulsion is one or more of silicone acrylic emulsion, styrene acrylic emulsion, and acrylic emulsion.
4. The method for preparing the latex paint releasing negative ions and far infrared rays according to claim 2, wherein the electron-donating catalyst is one or more of diphenyl trimethoxy phosphonium-3-sodium sulfonate, 1' -bis (diphenylphosphinomethyl) biphenyl disulfonic acid sodium salt, and triphenylphosphine tri-meta sulfonic acid sodium salt; the film forming assistant is one or more of alcohol ester-12, ethylene glycol monomethyl ether and ethylene glycol monobutyl ether.
5. The method for preparing the latex paint releasing negative ions and far infrared rays according to claim 2, wherein the filler is one or more of heavy calcium carbonate, light calcium carbonate, barium sulfate, titanium dioxide, talcum powder and mica powder, and the particle size of the filler is 600-1250 meshes; the relative molecular weight of the polyhexamethylene diamine adipic acid powder is 10000-50000.
6. The method for preparing the latex paint releasing negative ions and far infrared rays according to claim 2, wherein the wetting dispersant is one or more of a polycarboxylic acid type anionic dispersant and a silicone aqueous dispersant; the leveling agent is an organic silicon leveling agent.
7. The method for preparing the latex paint releasing negative ions and far infrared rays according to claim 2, wherein the defoaming agent is one or more of polyurethane defoaming agent, phosphate ester defoaming agent and silane polyether defoaming agent; the thickening agent is one or more of modified cellulose thickening agent, hydrophobic modified alkali swelling acrylic acid thickening agent and associated polyurethane thickening agent.
8. The method for preparing the latex paint capable of releasing negative ions and far infrared rays according to claim 2, wherein the method for preparing the porous powder comprises the following steps:
(1) preparing mixed silicate powder, namely sequentially adding 30-50 parts by weight of deionized water, 1-2 parts by weight of 1-2 mol/L hydrochloric acid, 5-10 parts by weight of rare earth element chloride and 5-10 parts by weight of fourth-period transition metal chloride into a reaction kettle, uniformly stirring and dissolving, heating to 80-90 ℃, dropwise adding 10-20 parts by weight-30% sodium silicate solution, precipitating at the moment, stirring and naturally cooling to normal temperature after dropwise adding, centrifugally separating solids, adding into a ball mill, ball-milling for 2-3 hours, and filtering through a 800-mesh sieve to obtain mixed silicate powder;
(2) calcining treatment: adding the mixed silicate powder into a calcining furnace, calcining for 8-12h at 800-900 ℃, and then cooling to room temperature to obtain calcined powder;
(3) preparing porous powder: taking 20 parts by weight of self-made calcined powder, 20 parts by weight of water and 10-20 parts by weight of 20-30% sodium hydroxide solution, adding the mixture into a reaction kettle, heating the mixture to 60-70 ℃ under stirring, reacting for 18-24h, cooling, centrifuging, filtering, precipitating, washing and precipitating with deionized water for 3-5 times, and drying in vacuum to obtain the self-made porous powder releasing negative ions and far infrared rays.
9. The method of claim 8, wherein the chloride of rare earth element is one or more of yttrium chloride, europium chloride, samarium chloride, europium chloride, cerium chloride, and cerium chloride.
10. The method of claim 8, wherein the fourth period transition metal chloride is one or more of ferric chloride, manganese chloride and chromium chloride.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010398933.6A CN111423778A (en) | 2018-02-28 | 2018-02-28 | Preparation method of latex paint capable of releasing negative ions and far infrared rays |
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| CN201810168600.7A CN108384359B (en) | 2018-02-28 | 2018-02-28 | Emulsion paint capable of releasing negative ions and far infrared rays and preparation method thereof |
| CN202010398933.6A CN111423778A (en) | 2018-02-28 | 2018-02-28 | Preparation method of latex paint capable of releasing negative ions and far infrared rays |
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| CN202010398934.0A Active CN111423747B (en) | 2018-02-28 | 2018-02-28 | Porous powder capable of releasing negative ions and far infrared rays and application thereof |
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| CN112570241A (en) * | 2020-11-30 | 2021-03-30 | 范林 | Negative oxygen ion environment-friendly plastic powder for purifying air and inhibiting bacteria and environment-friendly antibacterial filter screen |
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| CN113122084A (en) * | 2020-01-11 | 2021-07-16 | 中科(深圳)微能量科学技术研究院有限公司 | Water-based air purification paint and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1673294A (en) * | 2004-12-16 | 2005-09-28 | 许绍凰 | Nanometer nagative ion inner wall latex paint |
| US8198359B2 (en) * | 2009-07-09 | 2012-06-12 | Ninglin Zhou | Multi-functional nanocomposite additive compositions and methods for making and using same |
| CN106316271A (en) * | 2015-06-17 | 2017-01-11 | 上海福岛化工科技发展有限公司 | Visible light photocatalyst internal-wall diatom mud paint |
| CN106566289A (en) * | 2016-10-23 | 2017-04-19 | 徐旭辉 | Rare earth oxide cladded hollow glass bead concrete material |
| CN107163751B (en) * | 2017-06-01 | 2020-06-23 | 侯宇振 | Negative ion full-effect odor-removing aldehyde-removing environment-friendly emulsion paint and preparation method thereof |
| CN107523158A (en) * | 2017-08-21 | 2017-12-29 | 洛阳双瑞防腐工程技术有限公司 | A kind of enough persistently release anion and far infrared interior wall coating and preparation method |
| CN107446393A (en) * | 2017-09-21 | 2017-12-08 | 苏州振振好新型建材科技有限公司 | A kind of environmentally friendly radiation proof interiro wall latex paint |
| CN107641406A (en) * | 2017-11-23 | 2018-01-30 | 南通蛇类治疗研究所 | Chitin nano green environmental protection coating material |
-
2018
- 2018-02-28 CN CN201810168600.7A patent/CN108384359B/en active Active
- 2018-02-28 CN CN202010398933.6A patent/CN111423778A/en not_active Withdrawn
- 2018-02-28 CN CN202010398934.0A patent/CN111423747B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112570241A (en) * | 2020-11-30 | 2021-03-30 | 范林 | Negative oxygen ion environment-friendly plastic powder for purifying air and inhibiting bacteria and environment-friendly antibacterial filter screen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111423747B (en) | 2021-11-02 |
| CN108384359A (en) | 2018-08-10 |
| CN108384359B (en) | 2020-09-29 |
| CN111423747A (en) | 2020-07-17 |
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Application publication date: 20200717 |