CN112521777A - Inorganic mineral shell powder coating with formaldehyde purification and decomposition functions - Google Patents
Inorganic mineral shell powder coating with formaldehyde purification and decomposition functions Download PDFInfo
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- CN112521777A CN112521777A CN201910885533.5A CN201910885533A CN112521777A CN 112521777 A CN112521777 A CN 112521777A CN 201910885533 A CN201910885533 A CN 201910885533A CN 112521777 A CN112521777 A CN 112521777A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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Abstract
The invention discloses an inorganic mineral shell powder coating with a formaldehyde purification and decomposition function, which comprises S1, 20-35 parts of shell powder, 10-15 parts of oxygen nano-catalyst, 8-17 parts of nano-silver ions, 12-21 parts of inorganic pigment and filler, 3-9 parts of titanium dioxide, 5-11 parts of medical stone, 1-4 parts of defoaming agent, 0.5-3.5 parts of potassium silicate, 1-2.5 parts of sodium silicate, 2-5 parts of thickening agent and 3-6 parts of dispersing agent; s2, pouring the shell powder and the oxygen nano catalyst into a reaction kettle, adding a proper amount of water, and stirring at the room temperature at the speed of 400rpm to obtain a mixture, wherein the proportion of the shell powder, the oxygen nano catalyst and the water is 2: 1: 4; s3, adding nano silver ions, medical stone, inorganic pigment filler and titanium dioxide, and rapidly stirring, wherein the method comprises the steps of preparing an oxygen nano catalyst by utilizing nano titanium dioxide and a carbon substrate with a large specific surface area, and combining the oxygen nano catalyst with shell powder by utilizing the oxygen nano catalyst as a photocatalyst, so that the shell powder can decompose formaldehyde into carbon dioxide and water, and the formaldehyde decomposition is facilitated.
Description
Technical Field
The invention relates to the technical field of inorganic mineral coatings, in particular to an inorganic mineral shell powder coating with a formaldehyde purifying and decomposing function.
Background
The inorganic coating is a coating which takes inorganic materials as main film forming substances, is a short name of all-inorganic mineral coatings, and is widely applied to the daily life fields of buildings, paintings and the like due to high performance. The inorganic coating is an inorganic polymer coating which is composed of inorganic polymer, metal subjected to dispersion activation, metal oxide nano material and rare earth ultrafine powder, can quickly react with iron atoms on the surface of a steel structure to generate an inorganic polymer anticorrosive coating which has physical and chemical double protection effects and is firmly combined with a substrate through a chemical bond, has long service life and anticorrosive performance reaching the international advanced level, and is a high-tech upgrading product meeting the environmental protection requirement.
The inorganic mineral paint generally contains formaldehyde, and is used as a paint to be smeared in newly-decorated houses, the houses usually contain a large amount of formaldehyde, the formaldehyde has great harm to human bodies, and the existing inorganic mineral paint has formaldehyde and cannot purify the formaldehyde in the air.
Disclosure of Invention
The invention aims to provide an inorganic mineral shell powder coating with a function of purifying and decomposing formaldehyde, which aims to solve the problems that the inorganic mineral coating in the background art generally contains formaldehyde, the inorganic mineral coating is coated on newly-decorated houses as the coating, the houses usually contain a large amount of formaldehyde, the formaldehyde has great harm to human bodies, the existing inorganic mineral coating has formaldehyde, and the formaldehyde in the air cannot be purified.
In order to achieve the purpose, the invention provides the following technical scheme: an inorganic mineral shell powder coating with formaldehyde purifying and decomposing functions comprises the following steps:
s1, 20-35 parts of shell powder, 10-15 parts of oxygen nano catalyst, 8-17 parts of nano silver ions, 12-21 parts of inorganic pigment and filler, 3-9 parts of titanium dioxide, 5-11 parts of medical stone, 1-4 parts of defoaming agent, 0.5-3.5 parts of potassium silicate, 1-2.5 parts of sodium silicate, 2-5 parts of thickening agent and 3-6 parts of dispersing agent;
s2, pouring the shell powder and the oxygen nano catalyst into a reaction kettle, adding a proper amount of water, and stirring at the room temperature at the speed of 400rpm to obtain a mixture, wherein the proportion of the shell powder, the oxygen nano catalyst and the water is 2: 1: 4;
s3, adding nano silver ions, medical stone, inorganic pigment filler and titanium dioxide, and rapidly stirring, wherein dispersing agent is added in the stirring process, deionized water is added in the stirring process, and after uniform stirring, the mixture is placed at normal temperature for sealed fermentation for 10-20 hours;
s4, sequentially adding potassium silicate and sodium silicate into the mixed solution obtained in the step S3, stirring at 1600rpm, and stirring for 30 min; carrying out curing treatment;
s5, finally adding the thickening agent, the dispersing agent and the defoaming agent in sequence, adding the thickening agent at 400rpm, stirring to ensure that the viscosity is 2600-3800cp, and obtaining the inorganic mineral coating after the stirring is finished.
Preferably, the oxygen nano-catalyst is prepared from the following components in parts by weight:
10-35 parts of nano-scale titanium dioxide, 15-40 parts of carbon base material, 2-4 parts of dispersing agent and a proper amount of deionized water.
Preferably, the preparation method of the oxygen nano catalyst comprises the following steps:
s1, adding deionized water into the stirring kettle in proportion, adding a dispersing agent in proportion, and stirring uniformly;
s2, adding the nano-scale titanium dioxide and the carbon base material in proportion, stirring at a high speed to uniformly disperse the nano-scale titanium dioxide and the carbon base material, forming a mud shape after stirring, and then sintering at a high temperature to form the oxygen nano-catalyst.
Preferably, the specific surface area of the carbon substrate is more than 2000m2/g。
Preferably, the coating comprises 20 parts of shell powder, 10 parts of oxygen nano-catalyst, 8 parts of nano-silver ions, 12 parts of inorganic pigment and filler, 3 parts of titanium dioxide, 5 parts of medical stone, 1 part of defoaming agent, 0.5 part of potassium silicate, 1 part of sodium silicate, 2 parts of thickening agent and 3 parts of dispersing agent.
Preferably, 35 parts of shell powder, 15 parts of oxygen nano-catalyst, 17 parts of nano-silver ions, 21 parts of inorganic pigment and filler, 9 parts of titanium dioxide, 11 parts of medical stone, 4 parts of defoaming agent, 3.5 parts of potassium silicate, 2.5 parts of sodium silicate, 5 parts of thickening agent and 6 parts of dispersing agent.
The invention provides an inorganic mineral shell powder coating with formaldehyde purifying and decomposing functions, which has the following beneficial effects:
(1) the invention utilizes the nanometer titanium dioxide and the specific surface area is more than 2000m2The preparation method is characterized in that the oxygen nano catalyst is prepared from the carbon substrate per gram, the oxygen nano catalyst is used as a photocatalyst, and the oxygen nano catalyst is combined with shell powder, so that the shell powder can decompose formaldehyde into carbon dioxide and water, and the decomposition of the formaldehyde is facilitated.
(2) By adding the nano silver ions, the titanium dioxide and the medical stone, the inorganic mineral coating can emit a large amount of negative ions, and is beneficial to purifying air.
Drawings
FIG. 1 is a table showing the performance test results of the inorganic mineral coatings prepared in examples 1 to 4 of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example 1:
20 parts of shell powder, 10 parts of oxygen nano-catalyst, 8 parts of nano-silver ions, 12 parts of inorganic pigment and filler, 3 parts of titanium dioxide, 5 parts of medical stone, 1 part of defoaming agent, 0.5 part of potassium silicate, 1 part of sodium silicate, 2 parts of thickening agent and 3 parts of dispersing agent
The preparation method comprises the following steps: adding deionized water into a stirring kettle in proportion, adding a dispersing agent in proportion, and uniformly stirring; adding nano-level titanium dioxide according to a certain proportion and making its specific surface area be greater than 2000m2Stirring the carbon base material per gram at a high speed to uniformly disperse the carbon base material, forming a mud shape after stirring, then sintering at a high temperature to form the oxygen nano catalyst, and loading for later use; then pouring the shell powder and the oxygen nano catalyst into a reaction kettle, adding a proper amount of water, and stirring at the room temperature at the speed of 400rpm to rapidly stir to obtain a mixture, wherein the ratio of the shell powder to the oxygen nano catalyst to the water is 2: 1: 4; then adding nano silver ions, medical stone, inorganic pigment and titanium dioxide, and rapidly stirring, wherein a dispersing agent is added in the stirring process, deionized water is added in the stirring process, and after uniform stirring, the mixture is placed at normal temperature for sealed fermentation for 10-20 hours; sequentially adding potassium silicate and sodium silicate into the mixed solution obtained in the step S3, stirring at the speed of 1600rpm, and stirring for 30 min; carrying out curing treatment; and finally, sequentially adding a thickening agent, a dispersing agent and a defoaming agent, adding the thickening agent at 400rpm, stirring to ensure that the viscosity of the inorganic mineral coating is 2600-3800cp, and obtaining the inorganic mineral coating after the stirring is finished.
Example 2:
25 parts of shell powder, 12 parts of oxygen nano-catalyst, 12 parts of nano-silver ions, 15 parts of inorganic pigment and filler, 5 parts of titanium dioxide, 7 parts of medical stone, 2 parts of defoaming agent, 2 parts of potassium silicate, 1.5 parts of sodium silicate, 3 parts of thickening agent and 4 parts of dispersing agent
Adding deionized water into a stirring kettle in proportion, adding a dispersing agent in proportion, and uniformly stirring; adding nano-level titanium dioxide according to a certain proportion and making its specific surface area be greater than 2000m2Stirring the carbon base material per gram at a high speed to uniformly disperse the carbon base material, forming a mud shape after stirring, then sintering at a high temperature to form the oxygen nano catalyst, and loading for later use; then pouring the shell powder and the oxygen nano catalyst into a reaction kettle, adding a proper amount of water, and stirring at the room temperature at the speed of 400rpm to rapidly stir to obtain a mixture, wherein the ratio of the shell powder to the oxygen nano catalyst to the water is 2: 1: 4; then adding nano silver ions, medical stone, inorganic pigment and titanium dioxide, and rapidly stirring, wherein a dispersing agent is added in the stirring process, deionized water is added in the stirring process, and after uniform stirring, the mixture is placed at normal temperature for sealed fermentation for 10-20 hours; sequentially adding potassium silicate and sodium silicate into the mixed solution obtained in the step S3, stirring at the speed of 1600rpm, and stirring for 30 min; carrying out curing treatment; finally, sequentially adding the thickening agent, the dispersing agent and the defoaming agent, adding the thickening agent at 400rpm, stirring to ensure that the viscosity of the inorganic mineral coating is 2600-3800cp, and obtaining the inorganic mineral coating after the stirring is finished
Example 3:
30 parts of shell powder, 14 parts of oxygen nano-catalyst, 15 parts of nano-silver ions, 19 parts of inorganic pigment and filler, 7 parts of titanium dioxide, 10 parts of medical stone, 3 parts of defoaming agent, 3 parts of potassium silicate, 2 parts of sodium silicate, 4 parts of thickening agent and 5 parts of dispersing agent
Adding deionized water into a stirring kettle in proportion, adding a dispersing agent in proportion, and uniformly stirring; adding nano-level titanium dioxide according to a certain proportion and making its specific surface area be greater than 2000m2Stirring the carbon base material per gram at a high speed to uniformly disperse the carbon base material, forming a mud shape after stirring, then sintering at a high temperature to form the oxygen nano catalyst, and loading for later use; then pouring the shell powder and the oxygen nano-catalyst into a reaction kettle, adding a proper amount of water, and stirring at room temperature at the speed of 400rpmRapidly stirring to obtain a mixture, wherein the proportion of the shell powder, the oxygen nano catalyst and the water is 2: 1: 4; then adding nano silver ions, medical stone, inorganic pigment and titanium dioxide, and rapidly stirring, wherein a dispersing agent is added in the stirring process, deionized water is added in the stirring process, and after uniform stirring, the mixture is placed at normal temperature for sealed fermentation for 10-20 hours; sequentially adding potassium silicate and sodium silicate into the mixed solution obtained in the step S3, stirring at the speed of 1600rpm, and stirring for 30 min; carrying out curing treatment; finally, sequentially adding the thickening agent, the dispersing agent and the defoaming agent, adding the thickening agent at 400rpm, stirring to ensure that the viscosity of the inorganic mineral coating is 2600-3800cp, and obtaining the inorganic mineral coating after the stirring is finished
Example 4:
35 parts of shell powder, 15 parts of oxygen nano-catalyst, 17 parts of nano-silver ions, 21 parts of inorganic pigment and filler, 9 parts of titanium dioxide, 11 parts of medical stone, 4 parts of defoaming agent, 3.5 parts of potassium silicate, 2.5 parts of sodium silicate, 5 parts of thickening agent and 6 parts of dispersing agent
Adding deionized water into a stirring kettle in proportion, adding a dispersing agent in proportion, and uniformly stirring; adding nano-level titanium dioxide according to a certain proportion and making its specific surface area be greater than 2000m2Stirring the carbon base material per gram at a high speed to uniformly disperse the carbon base material, forming a mud shape after stirring, then sintering at a high temperature to form the oxygen nano catalyst, and loading for later use; then pouring the shell powder and the oxygen nano catalyst into a reaction kettle, adding a proper amount of water, and stirring at the room temperature at the speed of 400rpm to rapidly stir to obtain a mixture, wherein the ratio of the shell powder to the oxygen nano catalyst to the water is 2: 1: 4; then adding nano silver ions, medical stone, inorganic pigment and titanium dioxide, and rapidly stirring, wherein a dispersing agent is added in the stirring process, deionized water is added in the stirring process, and after uniform stirring, the mixture is placed at normal temperature for sealed fermentation for 10-20 hours; sequentially adding potassium silicate and sodium silicate into the mixed solution obtained in the step S3, stirring at the speed of 1600rpm, and stirring for 30 min; carrying out curing treatment; finally, sequentially adding the thickening agent, the dispersing agent and the defoaming agent, adding the thickening agent at 400rpm, stirring to ensure that the viscosity of the mixture is 2600-3800cp, and obtaining the product after the stirring is finishedTo inorganic mineral coatings.
The inorganic mineral coatings prepared in examples 1 to 4 were tested for their properties and the results are shown in the following table:
the inorganic mineral coating can emit a large amount of negative ions, the negative ions have good air purification effect, the formaldehyde content is low, and the coating is more environment-friendly.
Claims (6)
1. An inorganic mineral shell powder coating with formaldehyde purifying and decomposing functions is characterized by comprising the following steps:
s1, 20-35 parts of shell powder, 10-15 parts of oxygen nano catalyst, 8-17 parts of nano silver ions, 12-21 parts of inorganic pigment and filler, 3-9 parts of titanium dioxide, 5-11 parts of medical stone, 1-4 parts of defoaming agent, 0.5-3.5 parts of potassium silicate, 1-2.5 parts of sodium silicate, 2-5 parts of thickening agent and 3-6 parts of dispersing agent;
s2, pouring the shell powder and the oxygen nano catalyst into a reaction kettle, adding a proper amount of water, and stirring at the room temperature at the speed of 400rpm to obtain a mixture, wherein the proportion of the shell powder, the oxygen nano catalyst and the water is 2: 1: 4;
s3, adding nano silver ions, medical stone, inorganic pigment filler and titanium dioxide, and rapidly stirring, wherein dispersing agent is added in the stirring process, deionized water is added in the stirring process, and after uniform stirring, the mixture is placed at normal temperature for sealed fermentation for 10-20 hours;
s4, sequentially adding potassium silicate and sodium silicate into the mixed solution obtained in the step S3, stirring at 1600rpm, and stirring for 30 min; carrying out curing treatment;
s5, finally adding the thickening agent, the dispersing agent and the defoaming agent in sequence, adding the thickening agent at 400rpm, stirring to ensure that the viscosity is 2600-3800cp, and obtaining the inorganic mineral coating after the stirring is finished.
2. The inorganic mineral shell powder coating with the formaldehyde purifying and decomposing function as claimed in claim 1, which is characterized in that: the oxygen nano-catalyst comprises the following components in parts by weight:
10-35 parts of nano-scale titanium dioxide, 15-40 parts of carbon base material, 2-4 parts of dispersing agent and a proper amount of deionized water.
3. The inorganic mineral shell powder coating with the formaldehyde purifying and decomposing function as claimed in claim 1, which is characterized in that: the preparation method of the oxygen nano-catalyst comprises the following steps:
s1, adding deionized water into the stirring kettle in proportion, adding a dispersing agent in proportion, and stirring uniformly;
s2, adding the nano-scale titanium dioxide and the carbon base material in proportion, stirring at a high speed to uniformly disperse the nano-scale titanium dioxide and the carbon base material, forming a mud shape after stirring, and then sintering at a high temperature to form the oxygen nano-catalyst.
4. The inorganic mineral shell powder coating with the formaldehyde purifying and decomposing function as claimed in claim 1, which is characterized in that: the specific surface area of the carbon substrate is more than 2000m2/g。
5. The inorganic mineral shell powder coating with the formaldehyde purifying and decomposing function as claimed in claim 1, which is characterized in that: 20 parts of shell powder, 10 parts of oxygen nano-catalyst, 8 parts of nano-silver ions, 12 parts of inorganic pigment and filler, 3 parts of titanium dioxide, 5 parts of medical stone, 1 part of defoaming agent, 0.5 part of potassium silicate, 1 part of sodium silicate, 2 parts of thickening agent and 3 parts of dispersing agent.
6. The inorganic mineral shell powder coating with the formaldehyde purifying and decomposing function as claimed in claim 1, which is characterized in that: 35 parts of shell powder, 15 parts of oxygen nano-catalyst, 17 parts of nano-silver ions, 21 parts of inorganic pigment and filler, 9 parts of titanium dioxide, 11 parts of medical stone, 4 parts of defoaming agent, 3.5 parts of potassium silicate, 2.5 parts of sodium silicate, 5 parts of thickening agent and 6 parts of dispersing agent.
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| CN201910885533.5A CN112521777A (en) | 2019-09-19 | 2019-09-19 | Inorganic mineral shell powder coating with formaldehyde purification and decomposition functions |
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| CN201910885533.5A CN112521777A (en) | 2019-09-19 | 2019-09-19 | Inorganic mineral shell powder coating with formaldehyde purification and decomposition functions |
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Citations (4)
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| CN103755226A (en) * | 2014-01-10 | 2014-04-30 | 大连天禄新材料有限公司 | Dry powder type ecological shell powder environment-friendly composite coating with comprehensive functions |
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| CN109535784A (en) * | 2018-11-27 | 2019-03-29 | 吉林日禾科技开发有限公司 | A kind of liquid shell powder interior wall paint and preparation method thereof |
| CN110183196A (en) * | 2019-05-15 | 2019-08-30 | 五邑大学 | A kind of shell powder paint and preparation method thereof for protecting eyesight |
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2019
- 2019-09-19 CN CN201910885533.5A patent/CN112521777A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103755226A (en) * | 2014-01-10 | 2014-04-30 | 大连天禄新材料有限公司 | Dry powder type ecological shell powder environment-friendly composite coating with comprehensive functions |
| CN107867810A (en) * | 2016-09-26 | 2018-04-03 | 上海雁阵生物科技发展有限公司 | Purification of air, damping are self-cleaning, antibacterial health-care type oyster shell whiting biomass dry powder paint |
| CN109535784A (en) * | 2018-11-27 | 2019-03-29 | 吉林日禾科技开发有限公司 | A kind of liquid shell powder interior wall paint and preparation method thereof |
| CN110183196A (en) * | 2019-05-15 | 2019-08-30 | 五邑大学 | A kind of shell powder paint and preparation method thereof for protecting eyesight |
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