CN107987566B - Colored antistatic anticorrosive paint and use method thereof - Google Patents
Colored antistatic anticorrosive paint and use method thereof Download PDFInfo
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- CN107987566B CN107987566B CN201711321719.5A CN201711321719A CN107987566B CN 107987566 B CN107987566 B CN 107987566B CN 201711321719 A CN201711321719 A CN 201711321719A CN 107987566 B CN107987566 B CN 107987566B
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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
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5025—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with ceramic materials
- C04B41/505—Tin oxide
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/60—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only artificial stone
- C04B41/61—Coating or impregnation
- C04B41/65—Coating or impregnation with inorganic materials
- C04B41/68—Silicic acid; Silicates
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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
- C09D1/02—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances alkali metal silicates
- C09D1/04—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances alkali metal silicates with organic additives
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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
- C09D5/08—Anti-corrosive paints
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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
- C09D5/24—Electrically-conducting paints
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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
- C09D5/29—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for multicolour effects
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Inorganic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Paints Or Removers (AREA)
Abstract
The invention relates to the field of building materials, and aims to provide a colored anti-static anticorrosive paint and a using method thereof. The coating is prepared by mixing the following components in percentage by mass: 5-15% of lithium silicate solution, 0.5-3% of glucose solution, 3-10% of inorganic toner, 0.6-1% of surfactant and 5-10% of ethanol; 15-35% of alumina sol, 5-12% of silver ammonia solution, 0.5-6% of conductive powder, 0.1-0.5% of brightener and 1.5-4% of silane coupling agent; the balance of distilled water. The material in the invention is water-based, the construction is simple and convenient, the material can be directly roll-coated or sprayed on the surface of the terrace in a large area for construction, and the processed terrace surface has the characteristics of high hardness, high wear resistance, high gloss, static electricity prevention and the like. In particular, the antistatic performance is excellent, and various colors can be adjusted and selected. The longer the surface gloss is, the more the wax-like gloss is exhibited.
Description
Technical Field
The invention belongs to the field of building materials, and particularly relates to a preparation method and a use method of a colored anti-static anticorrosive coating.
Background
Concrete is an artificial building material with the largest human consumption, and is widely used in various structural engineering; however, due to the limitation of concrete materials and construction level, many infrastructures, industrial factory building terraces and the like are damaged, and the phenomena of pot holes, weathering, dust, sand and peeling appear on the surfaces, so that the wear resistance is poor, the service life is short, the requirements of modern production environment cannot be met, and the improvement is urgently needed. At present, the popular way in the markets at home and abroad is to use liquid hardening agents, such as CN201010543000.8, CCN200910055825, CN201110083155.2 and the like, which disclose the synthetic formula and the application effect of the liquid hardening agents, and the liquid hardening agents have the functions of enhancing and hardening after reacting with concrete.
In addition, the personalized, diversified and functional requirements of people on the building ground are gradually released, and products which are durable and attractive are gradually pursued, especially the requirements of diversification of the apparent color of concrete, static electricity prevention, corrosion prevention and the like are gradually pursued, so that the development of a ground static electricity prevention and corrosion prevention material which can greatly improve various comprehensive properties of concrete and meet the requirements of diversified colors of concrete becomes one of the directions of important research of scientific researchers in the field.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects in the prior art and provides a preparation method and a use method of a colored anti-static anticorrosive coating.
In order to solve the technical problem, the solution of the invention is as follows:
the color antistatic anticorrosive paint is prepared by mixing the following components in percentage by mass: 5-15% of lithium silicate solution, 0.5-3% of glucose solution, 3-10% of inorganic toner, 0.6-1% of surfactant and 5-10% of ethanol; 15-35% of alumina sol, 5-12% of silver ammonia solution, 0.5-6% of conductive powder, 0.1-0.5% of brightener and 1.5-4% of silane coupling agent; the balance of distilled water.
In the invention, the modulus of the lithium silicate solution is 3-6; the concentration of the glucose solution is 0.05-0.4 mol/L; the inorganic toner is one or more of chromium green, cobalt blue, carbon black, lemon yellow or iron red; the surfactant is one or more of polyethylene glycol 2000(PEG2000), Sodium Dodecyl Benzene Sulfonate (SDBS) or polyvinylpyrrolidone (PVP); the solid content of the alumina sol is 15-25%, wherein the content of Al2O3The average particle size is 10-50 nm; the concentration of silver nitrate in the silver ammonia solution is 0.0125-0.4 mol/L; the conductive powder is one or two of antimony-doped tin oxide (ATO) or tin-doped indium oxide (ITO); the brightener is a mixed liquid of benzalacetone and paraffin according to the mass ratio of 6: 1-1: 8; the silane coupling agent is one or more of TEOS, KH592 or KH 560.
The colored antistatic anticorrosive paint can be prepared by the following method:
(1) taking the components according to the mass percentage for later use;
(2) mixing half of the amount of distilled water and ethanol, and adding the lithium silicate solution into the mixture at room temperature; dripping glucose solution at the speed of 60-120 drops/min under the condition of full stirring, and stirring at the speed of 150-400 revolutions/min; then adding a surfactant, fully stirring and carrying out ultrasonic treatment for 15 min; then adding inorganic toner, and continuously stirring for 20-120 min at 300-1000 rpm to obtain a component A solution;
(3) putting the remaining half of the ethanol and the distilled water into another reaction container, adding the silver-ammonia solution and uniformly stirring; then, sequentially adding alumina sol, a silane coupling agent and conductive powder, and stirring at the speed of 150-300 rmp for 30-60 min at the temperature of 25-70 ℃; adding a brightener, and continuously stirring for 30-70 min to obtain a component B solution;
(4) and adding the component A solution into the component B solution at a speed of 80-200 drops/min, continuously stirring at a speed of 150-300 rmp, and obtaining the colored antistatic anticorrosive coating after the dropwise addition.
In the invention, during the ultrasonic treatment in the step (1), the ultrasonic frequency is controlled to be 2000Hz, and the ultrasonic power is controlled to be 350W.
In the invention, the preparation method of the silver ammonia solution comprises the following steps: under the condition of stirring, dropwise adding ammonia water with the mass fraction of 5% -25% into the silver nitrate solution until the brown floccule completely disappears, and finally, the concentration of silver nitrate in the silver ammonia solution is 0.0125-0.4 mol/L.
The invention also provides a using method of the colored antistatic anticorrosive paint, which comprises the following steps:
(1) grinding the concrete by using a grinder to make the surface of the concrete smooth;
(2) the colored antistatic anticorrosive paint is roll-coated or sprayed on the surface of concrete, so that the surface of the concrete is soaked by the paint and can be kept in a wet state within 0.5 hour;
(3) and after the surface of the concrete is dried, grinding and polishing the surface of the concrete by using a grinding machine matched with a polishing sheet.
In the present invention, theThe amount of the coating is 0.15-1.5 kg/m2。
Description of the inventive principles:
the invention relates to a colored antistatic anticorrosive coating, which is a novel terrace material integrating dyeing, super-hardening and polishing into a whole and is formed by tightly combining a hardening agent taking a lithium silicate solution, a silver-ammonia solution and a nano-alumina sol as main components with a special grinding process, wherein the enhancement effects of antistatic, dyeing, hardening and the like are mainly realized by the following modes:
(1) the lithium silicate solution reacts with hydration products in the concrete and unhydrated cement to generate macromolecules with a network-shaped cross-linking structure, and fine holes in the concrete are filled to be compact; meanwhile, under the combined action of the nano granular alumina sol, a surfactant and inorganic toner, the nano granular alumina sol permeates into capillary pores of the concrete, fills larger pores in the concrete in a mode of a fine particulate matter reinforcing phase, enhances the compactness and realizes the coloring of the floor surface;
(2) fine nano Ag particles generated by a silver ammonia water solution in the solution under the reducing action of glucose are wrapped around the alumina particles, so that one or more layers of nano silver particles are wrapped on the surfaces of the alumina particles, the alumina particles realize and become the function of conductive particles, one part of conductive alumina permeates into concrete, the other part of conductive alumina fills fine holes in the terrace along with the chemical reaction of lithium silicate and the concrete, and the conductive particles are filled in the holes of the terrace, so that the high-conductivity is realized;
(3) the conductive powder added into the solution mainly fills larger holes in the terrace and is complementary with the small and medium holes filled with the conductive alumina, so that the whole terrace is filled with conductive particles, and a conductive network structure is formed at a thickness of 2-12 mm away from the ground, thereby realizing the antistatic requirement of the terrace; in addition, the pores are compacted, and the terrace is reinforced and hardened;
(4) according to the invention, pigments such as inorganic toner and the like are added, and the inorganic toner permeates into the concrete along with the solution, and is particularly tightly combined with the nano-particle alumina sol, so that on one hand, the organic toner can exchange ions with metal ions in the concrete along with the prolonging of time, and thus the concrete can be permanently dyed; on the other hand, the conductive alumina sol and the conductive alumina sol are colored in a mode of blocking capillary pores in concrete; under the combined action of the two modes, the dyeing layer with a certain thickness is formed inside the concrete ground, so that a complete and compact terrace with controllable color and uniform color is formed, and the problem that different people have requirements on the diversity of the terrace is solved.
Compared with the prior art, the invention has the advantages that:
1. the material in the invention is water-based, the construction is simple and convenient, the material can be directly roll-coated or sprayed on the surface of the terrace in a large area for construction, and the processed terrace surface has the characteristics of high hardness, high wear resistance, high gloss, static electricity prevention and the like. In particular, the antistatic performance is excellent, and various colors can be adjusted and selected. The longer the surface gloss is, the more the wax-like gloss is exhibited.
2. The invention relates to a novel floor material product integrating the functions of static prevention, dyeing and hardening of a cement-based floor, wherein the surface resistance of the floor obtained by the invention reaches 5M omega cm, the Mohs hardness of the floor is improved by 2 grades compared with the original ground, the wear resistance of the floor is improved by more than 100 percent, the glossiness of the floor is improved by more than 60 percent, the glossiness of incident light at an angle of 60 degrees can reach 65 degrees at most, and in addition, the penetration depth is 2-12 mm.
Detailed Description
The present invention will be described in further detail with reference to examples, but those skilled in the art will appreciate that the following examples are only illustrative of the present invention and should not be construed as limiting the scope of the present invention.
The colored antistatic anticorrosive paint is prepared by mixing the following components in percentage by mass: 5-15% of lithium silicate solution, 0.5-3% of glucose solution, 3-10% of inorganic toner, 0.6-1% of surfactant and 5-10% of ethanol; 15-35% of alumina sol, 5-12% of silver ammonia solution, 0.5-6% of conductive powder, 0.1-0.5% of brightener and 1.5-4% of silane coupling agent; the balance of distilled water.
The modulus of the lithium silicate solution is 3-6; the concentration of the glucose solution is 0.05-0.4 mol/L; the inorganic toner is one or more of chromium green, cobalt blue, carbon black, lemon yellow or iron red; the surfactant is one or more of polyethylene glycol 2000(PEG2000), Alkylphenol Polyoxyethylene (APEO), Sodium Dodecyl Benzene Sulfonate (SDBS), and polyvinylpyrrolidone (PVP); the solid content of the alumina sol is 15-25%, wherein the content of Al2O3The average particle size is 10-50 nm; the concentration of silver nitrate in the silver ammonia solution is 0.0125-0.4 mol/L; the conductive powder is one or two of antimony-doped tin oxide (ATO) or tin-doped indium oxide (ITO); the brightener is a mixed liquid of benzalacetone and paraffin according to the mass ratio of 6: 1-1: 8; the silane coupling agent is one or more of TEOS, KH592 or KH 560.
The preparation method of the colored antistatic anticorrosive paint comprises the following steps:
(1) taking the components according to the mass percentage for later use;
(2) mixing half of the amount of distilled water and ethanol, and adding the lithium silicate solution into the mixture at room temperature; dripping glucose solution at the speed of 60-120 drops/min under the condition of full stirring, and stirring at the speed of 150-400 revolutions/min; then adding a surfactant, fully stirring and carrying out ultrasonic treatment for 15 min; then adding inorganic toner, and continuously stirring for 20-120 min at 300-1000 rpm to obtain a component A solution;
(3) putting the remaining half of the ethanol and the distilled water into another reaction container, adding the silver-ammonia solution and uniformly stirring; then, sequentially adding alumina sol, a silane coupling agent and conductive powder, and stirring at the speed of 150-300 rmp for 30-60 min at the temperature of 25-70 ℃; adding a brightener, and continuously stirring for 30-70 min to obtain a component B solution;
(4) and adding the component A solution into the component B solution at a speed of 80-200 drops/min, continuously stirring at a speed of 150-300 rmp, and obtaining the colored antistatic anticorrosive coating after the dropwise addition.
The use method of the colored antistatic anticorrosive paint comprises the following steps:
(1) grinding the concrete by using a grinder to make the surface of the concrete smooth;
(2) the colored antistatic anticorrosive paint is roll-coated or sprayed on the surface of concrete, so that the surface of the concrete is soaked by the paint and can be kept in a wet state within 0.5 hour; the amount of the coating is 0.15-1.5 kg/m2。
(3) And after the surface of the concrete is dried, grinding and polishing the surface of the concrete by using a grinding machine matched with a polishing sheet.
The experimental data in each example are shown in the following table:
an example of a construction process of the antistatic anticorrosive paint is as follows:
the concrete is ground by a special grinding machine with grinding discs of various types, and the colored antistatic anticorrosive paint is roll-coated or sprayed on the ground (different colors can be adjusted according to requirements), so that the ground is soaked in the colored antistatic anticorrosive paint within 0.5 hour and is in a wet state. The ground sprayed with the solution is slowly and alternately ground and polished by a special grinding machine with a special polishing sheet, so that the hardness, the glossiness, the impermeability, the skid resistance and other properties of the treated concrete are greatly improved, particularly, the antistatic property is excellent, and various colors can be adjusted and selected.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the spirit and principle of the present invention and that equivalent modifications and substitutions and the like are included in the scope of the present invention.
Claims (8)
1. The colored antistatic anticorrosive paint is characterized by being prepared by mixing the following components in percentage by mass: 5-15% of lithium silicate solution, 0.5-3% of glucose solution, 3-10% of inorganic toner, 0.6-1% of surfactant and 5-10% of ethanol; 15-35% of alumina sol, 5-12% of silver ammonia solution, 0.5-6% of conductive powder, 0.1-0.5% of brightener and 1.5-4% of silane coupling agent; the balance of distilled water;
the modulus of the lithium silicate solution is 3-6; the concentration of the glucose solution is 0.05-0.4 mol/L; the inorganic toner is one or more of chromium green, cobalt blue, carbon black, lemon yellow or iron red;
the surfactant is one or a combination of polyethylene glycol 2000, alkylphenol polyoxyethylene, sodium dodecyl benzene sulfonate or polyvinylpyrrolidone.
2. The coating according to claim 1, wherein the alumina sol has a solid content of 15 to 25% by weight, and wherein the alumina sol contains Al2O3The average particle diameter is 10 to 50 nm.
3. The coating according to claim 1, wherein the concentration of silver nitrate in the silver ammonia solution is 0.0125-0.4 mol/L; the preparation method of the silver ammonia solution comprises the following steps: under the condition of stirring, ammonia water with the mass fraction of 5% -25% is dripped into the silver nitrate solution until the brown floccule completely disappears, and finally the concentration of silver nitrate in the silver ammonia solution is 0.0125-0.4 mol/L.
4. The coating of claim 1, wherein the conductive powder is one or both of antimony doped tin oxide or tin doped indium oxide.
5. The paint according to claim 1, wherein the brightener is a mixed liquid of benzalacetone and paraffin wax in a mass ratio of 6: 1-1: 8.
6. The coating of claim 1, wherein the silane coupling agent is one or more of TEOS, KH592, or KH 560.
7. The use method of the colored antistatic anticorrosive paint according to claim 1, characterized by comprising the following steps:
(1) grinding the concrete by using a grinder to make the surface of the concrete smooth;
(2) the colored antistatic anticorrosive paint is roll-coated or sprayed on the surface of concrete, so that the surface of the concrete is soaked by the paint and can be kept in a wet state within 0.5 hour;
(3) and after the surface of the concrete is dried, grinding and polishing the surface of the concrete by using a grinding machine matched with a polishing sheet.
8. The method according to claim 7, wherein the amount of the coating is 0.15 to 1.5kg/m2。
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| CN201711321719.5A CN107987566B (en) | 2017-12-12 | 2017-12-12 | Colored antistatic anticorrosive paint and use method thereof |
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| CN108642917A (en) * | 2018-05-18 | 2018-10-12 | 霍山县佛子岭伟远新型建材厂 | A kind of industrial ground coloring agent and colouring method |
| CN115073211B (en) * | 2022-06-27 | 2023-05-23 | 浙江大学杭州国际科创中心 | Nanometer enhanced penetration hardening agent and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0803297A1 (en) * | 1996-04-25 | 1997-10-29 | Akzo Nobel N.V. | Anticorrosive multilayer coating system for metal surfaces |
| WO1999046344A1 (en) * | 1998-03-13 | 1999-09-16 | Lilly Industries, Inc. | Abrasion resistant graphite-containing epoxy powder coatings |
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| CN102219555B (en) * | 2011-04-02 | 2012-10-03 | 中南大学 | Multifunctional concrete structure endurance protective agent, preparation and application method thereof |
| CN103819167B (en) * | 2014-01-06 | 2016-03-02 | 江苏苏博特新材料股份有限公司 | A kind of Steel Concrete moisture curing cathodic protection coatings and preparation and application thereof |
| CN105965010A (en) * | 2016-05-23 | 2016-09-28 | 济南大学 | Preparation method for silver-plating copper powder |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0803297A1 (en) * | 1996-04-25 | 1997-10-29 | Akzo Nobel N.V. | Anticorrosive multilayer coating system for metal surfaces |
| WO1999046344A1 (en) * | 1998-03-13 | 1999-09-16 | Lilly Industries, Inc. | Abrasion resistant graphite-containing epoxy powder coatings |
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