CN112441776B - Ultrathin 6D litchi rock and preparation method thereof - Google Patents
Ultrathin 6D litchi rock and preparation method thereof Download PDFInfo
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- 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
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/30—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Other silicon-containing organic compounds; Boron-organic compounds
- C04B26/32—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Other silicon-containing organic compounds; Boron-organic compounds containing silicon
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- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00612—Uses not provided for elsewhere in C04B2111/00 as one or more layers of a layered structure
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Abstract
The invention provides an ultrathin 6D lychee rock and a preparation method thereof, wherein thin rock slices made of environment-friendly materials are used as main materials of the 6D lychee rock, and a finished product is changeable, attractive, strong in stereoscopic impression and environment-friendly; the mildew preventive material of the thin rock slice layer is prepared by matching modified polyisobutene with plant essential oil microcapsules, wherein the excellent toughness of a proper amount of the modified polyisobutene can effectively enhance the mechanical property of 6D lychee rock; due to the addition of the plant essential oil microcapsule, the corrosion resistance and weather resistance of the essential oil are greatly enhanced, and the excellent viscosity of the essential oil microcapsule enhances the adhesive force of a paint film; the multiple selectable base surfaces have the advantage of wide application range, the preparation method is simple, the whole body only needs two low-temperature baking steps, the energy is saved, and the adhesion between layers is not influenced; the thin rock slice layer with the thickness of 1-3mm can effectively find a balance point between cost saving and 6D stereoscopic impression, the cost is wasted mostly, the crack resistance is general, and the stereoscopic effect is not enough rarely.
Description
Technical Field
The invention belongs to the technical field of building decoration materials, and particularly relates to an ultrathin 6D litchi rock and a preparation method thereof.
Background
In recent years, with the improvement of living standards of people, the requirements on living environment are higher and higher, the decoration of an outer wall is also a focus of attention, most of building outer walls use real stone paint colored sand ore and sand-in-water, and the colors of different batches of the traditional real stone paint colored sand ore are slightly different, so that the problem that batch color difference or color difference between different wall surfaces can be caused when the real stone paint finished product is produced in a large project is solved; the sand-in-water has the problems that color mixing and granulation are difficult, the spraying amount is less, and the effect of full spray of flower points cannot be achieved, so that the phenomenon of color bloom is easily caused due to uneven technique during large-scale engineering spraying; the two methods have respective disadvantages, and in contrast, the rock slice paint is produced at the same time.
The rock slice paint, also called granite-like paint and granite paint, belongs to a novel pure water-based sand-wall-shaped building coating which does not contain any solvent substance, is rich in granite style, granite connotation, granite nobility and granite grade, and is an upgrading variety of the traditional natural real stone paint.
However, compared with the traditional stone-like paint and water-in-water paint, the rock slice paint on the market is greatly improved, but still has the defects of insufficient stereoscopic impression, common adhesive force, poor weather resistance, poor mechanical property and the like, and aiming at the defects, the invention provides the ultrathin 6D litchi rock which is attractive and practical, excellent in performance and environment-friendly, can be widely applied to decoration surfaces of various building wall surfaces, and is the best choice for realizing luxury decoration by renovating and reforming an old wall with a ceramic tile veneer in one step.
Disclosure of Invention
The invention aims to: the ultrathin 6D litchi rock and the preparation method thereof are provided, the thin rock slices made of environment-friendly materials are used as the main materials of the 6D litchi rock, and the finished product is changeable in appearance, attractive, strong in stereoscopic impression and environment-friendly.
The invention is realized by the following technical scheme: an ultra-thin 6D litchi rock and a preparation method thereof, wherein the base surface, the putty layer, the primer layer, the thin rock slice layer and the finish paint layer are respectively arranged from inside to outside;
the base surface can be wood board, marble, glass, cement, heat-insulating integrated board, plastic and stainless steel;
the putty layer is waterproof putty and meets the N-type standard in JG/T298-2010 putty for building interior; the primer layer is amino alkyd primer; the surface paint layer is polyester-polyurethane resin surface paint.
The thin rock slice layer comprises the following contents: the raw materials comprise the following components in parts by weight:
white sand 300-
40-70 parts of thin rock slices
Base material 350-
The base material formula is as follows: 800 parts of water, 400 parts of emulsion, 200 parts of film forming additive, 15-25 parts of mildew preventive and 6-15 parts of ethylene glycol;
the film-forming auxiliary agent is prepared from the following components in a mass ratio of 1: 0.5-1: 0.3-0.6: 0.5-0.8: 0.6-0.8 of a mixture of a dispersant, a defoamer, a leveling agent, a thickener and a neutralizer, wherein the mixture is as follows: the dispersant is sodium salt aqueous solution of copolymer of maleic anhydride and diisobutylene; the defoaming agent comprises the following components in percentage by mass of 1: 1, a mixture of silicone emulsion and polydimethylsiloxane; the flatting agent is a fluorine modified polyacrylic acid flatting agent; the thickening agent is prepared from the following components in percentage by mass of 1: 2 propylene glycol alginate and attapulgite with the granularity of less than 10 um; the neutralizer is potassium hydroxide; the emulsion is silicone-acrylate emulsion.
The mildew preventive comprises the following raw materials, by weight, 10-20 parts of modified polyisobutylene, 15-25 parts of plant essential oil microcapsules, 21-3 parts of Kathon DL7021 and 5041-3 parts of Kathon DL 5041; mixing the modified polyisobutylene with the plant essential oil microcapsule, putting the mixture into a stirring tank, stirring the mixture for 2 to 3 hours at the rotation speed of 700rpm and the low temperature of 30 to 40 ℃, reducing the rotation speed to 200rpm and 300rpm, slowly adding the carbazone DL702 and the carbazone DL504, continuously stirring the mixture for 1 to 2 hours, and then sealing and storing the mixture in a dark place; the preparation method of the modified polyisobutene comprises the following steps: 50-60 parts of polyisobutylene, 15-30 parts of polycarbonate, 10-15 parts of polylactic acid and 1-3 parts of epoxy soybean octyl oleate are placed in a stirring tank, the temperature is raised to 108 ℃ for stirring and mixing for 1-2h, 1-1.5 parts of polyacrylamide stabilizer is added, the temperature is raised to 200 ℃ for 180 ℃ for stirring and mixing for 50min under ultrasonic stirring at 20-30KHZ, the mixture is naturally cooled to 85-90 ℃, the mixture is transferred to a screw machine for extrusion and granulation, and then the mixture is subjected to superfine ball milling until the particle size is within 10um and is stored for later use.
The preparation method of the plant essential oil microcapsule comprises the following steps: (1) pre-mixing essential oil: mixing and stirring 2-5 parts of spearmint essential oil, 1-3 parts of brandy flower essential oil, 3-5 parts of cedar essential oil and 3-6 parts of ylang essential oil uniformly in a sealed state for later use; (2) preparing a porous microcapsule carrier: 3-6 parts of a mixture with the mass ratio of 1: 2: 1: 1, putting the mixture of limestone, attapulgite, basalt and waste coal lime into a ball mill for ball milling for 60min, transferring the mixture into a high-temperature calcining furnace, raising the temperature to 1000-; (3) preparing plant essential oil microcapsules: adding the porous microcapsule carrier prepared in the step (2) into the essential oil mixture prepared in the step (1), adding starch accounting for 5-15% of the total mass of the two, and sealing, stirring and mixing for 3-6 h; the preparation process of the environment-friendly elastomer comprises the following steps: mixing the following components in a mass ratio of 1: 0.6: heating the mixture of 0.9 polyester elastomer, polycarbonate and poly-4-methylpentene-1240 cellulose acetate to 80-100 ℃, stirring, mixing and reacting for 45min, continuously heating to 110-115 ℃, adding urea-formaldehyde resin adhesive, stirring at constant temperature for 60min, reducing the temperature to 70-80 ℃ at the speed of 5-10 ℃/min, filtering and washing.
The material for the thin rock slice and the preparation method thereof are that the raw materials comprise 60-85 parts of pure acrylic polymer emulsion, 25-35 parts of filler, 1-3 parts of pigment, 22-30 parts of water and 1-4 parts of auxiliary agent according to the parts by weight, the raw materials are added into a stirring tank according to the parts by weight, the mixture is stirred uniformly at the rotating speed of 800rpm, 1-4 parts of auxiliary agent is slowly added, the stirring is continued for 10-15min, the pure acrylic polymer emulsion is added, the stirring is uniformly carried out until the viscosity is 1000-1500cp, and the thin rock slice paint is obtained; coating the thin rock slice paint on a carrier in a spraying mode, standing for 0.5-1min, and then heating, drying, stripping and crushing to obtain thin rock slices; the thickness of the prepared thin rock slice is controlled to be 0.02-0.1 mm, and the maximum diameter is not more than 0.06 mm; the pigment is selected and prepared according to different required colors, wherein the mass ratio of the auxiliary agent is 1: 0.9: 0.7: 1: 0.5 of polyethylene wax dispersant, dimethyl silicone oil defoamer, polyurethane thickener, alcohol ester dodecafilming agent and dimethyl silicone polymer flatting agent; the filler is one or a mixture of multiple of heavy calcium carbonate, talcum powder and bentonite.
The invention also provides a preparation method of the ultrathin 6D lychee rock, which comprises the following specific steps:
(1) cleaning a base surface, removing large-particle substances and serious concave-convex points, uniformly coating putty paint on the base surface by adopting a reciprocating blade coating, roller coating or spraying mode, and standing for 30-60min to obtain a putty layer with the thickness of 0.03-0.3 mm;
(2) uniformly coating base paint on the putty layer in a blade coating, roller coating or spraying mode, controlling the thickness of the coating film to be 0.03-0.3mm, standing for 5-10min, then uniformly scattering thin rock slices on the putty layer, flattening the thin rock slices by using the pressure of 100-200N, and then drying the thin rock slices at the temperature of 100-120 ℃ to obtain thin rock slices with the thickness of 1-3 mm;
(3) coating finish paint on the thin rock slice layer in a blade coating, roller coating or spraying mode, controlling the thickness to be 0.05-0.3mm, and then drying at the temperature of 70-85 ℃ to obtain the coating.
The invention has the advantages that:
(1) the thin rock slices made of the environment-friendly materials are used as the main materials of the 6D lychee rock, so that the finished product is changeable, attractive, strong in stereoscopic impression and environment-friendly;
(2) the mildew preventive material of the thin rock slice layer is modified polyisobutylene and plant essential oil microcapsules, wherein the excellent toughness of the modified polyisobutylene can effectively enhance the mechanical property of the 6D lychee rock; due to the addition of the plant essential oil microcapsule, the corrosion resistance and weather resistance of the essential oil are greatly enhanced, and the excellent viscosity of the essential oil microcapsule enhances the adhesive force of a paint film;
(3) the multiple selectable base surfaces have the advantage of wide application range, the preparation method is simple, the whole body only needs two low-temperature baking steps, the energy is saved, and the adhesion between layers is not affected;
(4) and the thin rock slice layer with the thickness of 1-3mm can effectively find a balance point between cost saving and 6D stereoscopic impression, so that the cost is wasted, the crack resistance is general, and the stereoscopic effect is not enough.
In order to make the ultra-thin 6D litchi rock and the preparation method thereof more clear, the invention is further described with reference to the specific embodiments.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
Example 1
An ultra-thin 6D litchi rock and a preparation method thereof, wherein the base surface, the putty layer, the primer layer, the thin rock slice layer and the finish paint layer are respectively arranged from inside to outside;
the base surface is one of wood board, marble, glass, cement, heat-insulating integrated plate, plastic and stainless steel;
the putty layer is waterproof putty and meets the N-type standard in JG/T298-2010 putty for building interior; the primer layer is amino alkyd primer; the surface paint layer is polyester-polyurethane resin surface paint.
The thin rock slice layer comprises the following contents: the raw materials comprise the following components in parts by weight:
400 portions of white sand
55 parts of thin rock slice
475 parts of base stock
The base material formula is as follows: 600 parts of water, 300 parts of emulsion, 20 parts of film-forming assistant, 1.5 parts of mildew preventive and 10 parts of ethylene glycol;
the film-forming auxiliary agent is prepared from the following components in a mass ratio of 1: 0.75: 0.45: 0.65: 0.7 of a mixture of a dispersant, a defoamer, a leveling agent, a thickener and a neutralizer, wherein the mixture is as follows: the dispersant is sodium salt aqueous solution of copolymer of maleic anhydride and diisobutylene; the defoaming agent comprises the following components in percentage by mass of 1: 1, a mixture of silicone emulsion and polydimethylsiloxane; the flatting agent is a fluorine modified polyacrylic acid flatting agent; the thickening agent is prepared from the following components in percentage by mass of 1: 2 propylene glycol alginate and attapulgite with the granularity of less than 10 um; the neutralizer is potassium hydroxide; the emulsion is silicone-acrylate emulsion.
The mildew preventive comprises the following raw materials, by weight, 15 parts of modified polyisobutylene, 20 parts of plant essential oil microcapsules, 7022 parts of kasons DL and 5042 parts of kasons DL; mixing the modified polyisobutylene with the plant essential oil microcapsule, putting into a stirring tank, stirring at 600rpm and 35 deg.C for 2.5h, reducing the rotation speed to 250rpm, slowly adding the Kathon DL702 and the Kathon DL504, stirring for 1.5h, and storing in dark and sealed condition; the preparation method of the modified polyisobutene comprises the following steps: putting 55 parts of polyisobutylene, 22 parts of polycarbonate, 12 parts of polylactic acid and 2 parts of epoxy soybean octyl oleate into a stirring tank, heating to 104 ℃, stirring and mixing for 1.5h, adding 1.2 parts of polyacrylamide stabilizer, heating to 190 ℃, ultrasonically stirring and blending for 50min at 25KHZ, naturally cooling to 87 ℃, transferring to a screw machine for extrusion and granulation, then carrying out superfine ball milling and crushing to within 10um, and storing for later use.
The preparation method of the plant essential oil microcapsule comprises the following steps: (1) pre-mixing essential oil: mixing and stirring 3 parts of spearmint essential oil, 2 parts of orchid essential oil, 4 parts of cedar essential oil and 4 parts of ylang essential oil uniformly in a sealed state for later use; (2) preparing a porous microcapsule carrier: 4 parts of the raw materials are mixed according to the mass ratio of 1: 2: 1: 1, putting a mixture of limestone, attapulgite, basalt and waste coal lime into a ball mill, carrying out ball milling for 60min, transferring the mixture into a high-temperature calcining furnace, heating to 1100 ℃ at a heating rate of 12 ℃/min, keeping the temperature for 1.5h, quenching and cooling by using liquid nitrogen, then carrying out ultrafine grinding to within 10um, adding 6 parts of environment-friendly elastomer, stirring and mixing uniformly, heating to 108 ℃ at a heating rate of 8 ℃/min, keeping the temperature for 7h, grinding to within 10um, and naturally cooling to room temperature; (3) preparing plant essential oil microcapsules: adding the porous microcapsule carrier prepared in the step (2) into the essential oil mixture prepared in the step (1), adding starch accounting for 10% of the total mass of the two, and sealing, stirring and mixing for 4 hours; the preparation process of the environment-friendly elastomer comprises the following steps: mixing the following components in a mass ratio of 1: 0.6: heating the mixture of 0.9 polyester elastomer, polycarbonate and poly-4-methylpentene-1240 cellulose acetate to 90 deg.C, stirring, mixing and reacting for 45min, heating to 112 deg.C, adding urea-formaldehyde resin adhesive, stirring at constant temperature for 60min, cooling to 75 deg.C at the rate of 7 deg.C/min, filtering, and washing.
The material for the thin rock slice and the preparation method thereof are that the raw materials comprise 70 parts of pure acrylic polymer emulsion, 30 parts of filler, 2 parts of pigment, 25 parts of water and 2 parts of auxiliary agent according to the parts by weight, the raw materials are added into a stirring tank according to the parts by weight, stirred uniformly at the rotating speed of 650rpm, slowly added with 2 parts of auxiliary agent, continuously stirred for 12min, added with the pure acrylic polymer emulsion and stirred uniformly until the viscosity is 1250cp, and then the thin rock slice paint is obtained; coating the thin rock slice paint on a carrier in a spraying mode, standing for 45s, and then heating, drying, stripping and crushing to obtain thin rock slices; the thickness of the prepared thin rock slice is controlled to be 0.6mm, and the maximum diameter is not more than 0.06 mm; the pigment is selected and prepared according to different required colors, wherein the mass ratio of the auxiliary agent is 1: 0.9: 0.7: 1: 0.5 of polyethylene wax dispersant, dimethyl silicone oil defoamer, polyurethane thickener, alcohol ester dodecafilming agent and dimethyl silicone polymer flatting agent; the filler is one or a mixture of multiple of heavy calcium carbonate, talcum powder and bentonite.
The invention also provides a preparation method of the ultrathin 6D lychee rock, which comprises the following specific steps:
(1) cleaning a base surface, removing large-particle substances and serious concave-convex points, uniformly coating putty paint on the base surface by adopting a reciprocating blade coating, roller coating or spraying mode, and standing for 45min to obtain a putty layer with the thickness of 0.15 mm;
(2) uniformly coating base color paint on the putty layer in a blade coating, roller coating or spraying mode, controlling the thickness of the coating film to be 0.15mm, standing for 8min, then uniformly spreading thin rock slices on the putty layer, flattening the thin rock slices by using 150N pressure, and then drying the thin rock slices at the temperature of 110 ℃ to obtain thin rock slices with the thickness of 2 mm;
(3) and coating finish paint on the thin rock slice layer in a blade coating, roller coating or spraying manner, controlling the thickness to be 0.15mm, and then drying at 78 ℃ to obtain the coating.
Example 2
An ultra-thin 6D litchi rock and a preparation method thereof, wherein the base surface, the putty layer, the primer layer, the thin rock slice layer and the finish paint layer are respectively arranged from inside to outside;
the base surface is one of wood board, marble, glass, cement, heat-insulating integrated plate, plastic and stainless steel;
the putty layer is waterproof putty and meets the N-type standard in JG/T298-2010 putty for building interior; the primer layer is amino alkyd primer; the surface paint layer is polyester-polyurethane resin surface paint.
The thin rock slice layer comprises the following contents: the raw materials comprise the following components in parts by weight:
300 portions of white sand
40 portions of thin rock slices
350 portions of base material
The base material formula is as follows: 400 parts of water, 200 parts of emulsion, 25 parts of film-forming assistant, 2 parts of mildew preventive and 15 parts of ethylene glycol;
the film-forming auxiliary agent is prepared from the following components in a mass ratio of 1: 0.5: 0.3: 0.5: 0.6 of a mixture of a dispersant, a defoamer, a leveling agent, a thickener and a neutralizer, wherein the mixture is as follows: the dispersant is sodium salt aqueous solution of copolymer of maleic anhydride and diisobutylene; the defoaming agent comprises the following components in percentage by mass of 1: 1, a mixture of silicone emulsion and polydimethylsiloxane; the flatting agent is a fluorine modified polyacrylic acid flatting agent; the thickening agent is prepared from the following components in percentage by mass of 1: 2 propylene glycol alginate and attapulgite with the granularity of less than 10 um; the neutralizer is potassium hydroxide; the emulsion is silicone-acrylate emulsion.
The mildew preventive comprises the following raw materials, by weight, 10 parts of modified polyisobutylene, 15 parts of plant essential oil microcapsules, 7021 parts of kasons DL and 5041 parts of kasons DL; mixing the modified polyisobutylene with the plant essential oil microcapsule, putting into a stirring tank, stirring at 500rpm and 30 ℃ for 2h, reducing the rotation speed to 200rpm, slowly adding the Kathon DL702 and the Kathon DL504, continuously stirring for 1h, and then sealing and storing in dark; the preparation method of the modified polyisobutene comprises the following steps: 50 parts of polyisobutylene, 15 parts of polycarbonate, 10 parts of polylactic acid and 1 part of epoxy soybean octyl oleate are placed in a stirring tank, heated to 100 ℃, stirred and mixed for 1h, 1 part of polyacrylamide stabilizer is added, heated to 180 ℃, stirred and mixed for 50min by 20KHZ ultrasonic, naturally cooled to 85 ℃, transferred to a screw machine for extrusion granulation, then subjected to superfine ball milling and crushed to within 10um, and stored for later use.
The preparation method of the plant essential oil microcapsule comprises the following steps: (1) pre-mixing essential oil: mixing and stirring 2 parts of spearmint essential oil, 1 part of gardenia essential oil, 3 parts of cedar essential oil and 3 parts of ylang-ylang essential oil uniformly in a sealed state for later use; (2) preparing a porous microcapsule carrier: 3 parts of the raw materials are mixed according to the mass ratio of 1: 2: 1: 1, putting a mixture of limestone, attapulgite, basalt and waste coal lime into a ball mill for ball milling for 60min, transferring the mixture into a high-temperature calcining furnace, heating to 1000 ℃ at a heating rate of 10 ℃/min, keeping the temperature for 1h, quenching and cooling by using liquid nitrogen, then micronizing to within 10um, adding 5 parts of environment-friendly elastomer, stirring and mixing uniformly, heating to 100 ℃ at a heating rate of 6 ℃/min, keeping the temperature for 6h, pulverizing to within 10um, and naturally cooling to room temperature; (3) preparing plant essential oil microcapsules: adding the porous microcapsule carrier prepared in the step (2) into the essential oil mixture prepared in the step (1), adding starch accounting for 5% of the total mass of the two, and sealing, stirring and mixing for 3 hours; the preparation process of the environment-friendly elastomer comprises the following steps: mixing the following components in a mass ratio of 1: 0.6: heating the mixture of 0.9 polyester elastomer, polycarbonate and poly-4-methylpentene-1240 cellulose acetate to 80 deg.C, stirring, mixing and reacting for 45min, heating to 110 deg.C, adding urea-formaldehyde resin adhesive, stirring at constant temperature for 60min, cooling to 70 deg.C at the rate of 5 deg.C/min, filtering, and washing.
The material for the thin rock slice and the preparation method thereof are that the raw materials comprise 60 parts of pure acrylic polymer emulsion, 25 parts of filler, 3 parts of pigment, 30 parts of water and 4 parts of auxiliary agent according to the parts by weight, the raw materials are added into a stirring tank according to the parts by weight and are uniformly stirred at the rotating speed of 560rpm, the auxiliary agent is slowly added, the stirring is continued for 10min, the pure acrylic polymer emulsion is added, the stirring is uniformly carried out until the viscosity is 1000cp, and the thin rock slice paint is obtained; coating the thin rock slice paint on a carrier in a spraying mode, standing for 30s, and then heating, drying, stripping and crushing to obtain thin rock slices; the thickness of the prepared thin rock slice is controlled to be 0.02mm, and the maximum diameter is not more than 0.06 mm; the pigment is selected and prepared according to different required colors, wherein the mass ratio of the auxiliary agent is 1: 0.9: 0.7: 1: 0.5 of polyethylene wax dispersant, dimethyl silicone oil defoamer, polyurethane thickener, alcohol ester dodecafilming agent and dimethyl silicone polymer flatting agent; the filler is one or a mixture of multiple of heavy calcium carbonate, talcum powder and bentonite.
The invention also provides a preparation method of the ultrathin 6D lychee rock, which comprises the following specific steps:
(1) cleaning a base surface, removing large-particle substances and serious concave-convex points, uniformly coating putty paint on the base surface by adopting a reciprocating blade coating, roller coating or spraying mode, and standing for 30min to obtain a putty layer with the thickness of 0.03 mm;
(2) uniformly coating base color paint on the putty layer in a blade coating, roller coating or spraying mode, controlling the thickness of the coating film to be 0.03mm, standing for 5min, then uniformly spreading thin rock slices on the putty layer, flattening the thin rock slices by using 100N pressure, and then drying the thin rock slices at the temperature of 100 ℃ to obtain thin rock slices with the thickness of 1 mm;
(3) and coating finish paint on the thin rock slice layer in a blade coating, roller coating or spraying manner, controlling the thickness to be 0.05mm, and then drying at the temperature of 70 ℃ to obtain the coating.
Example 3
An ultra-thin 6D litchi rock and a preparation method thereof, wherein the base surface, the putty layer, the primer layer, the thin rock slice layer and the finish paint layer are respectively arranged from inside to outside;
the base surface can be wood board, marble, glass, cement, heat-insulating integrated board, plastic and stainless steel;
the putty layer is waterproof putty and meets the N-type standard in JG/T298-2010 putty for building interior; the primer layer is amino alkyd primer; the surface paint layer is polyester-polyurethane resin surface paint.
The thin rock slice layer comprises the following contents: the raw materials comprise the following components in parts by weight:
500 portions of white sand
Thin rock slice 70 parts
Base material 600 parts
The base material formula is as follows: 800 parts of water, 400 parts of emulsion, 15 parts of film-forming assistant, 1 part of mildew preventive and 6 parts of ethylene glycol;
the film-forming auxiliary agent is prepared from the following components in a mass ratio of 1: 1: 0.6: 0.8: 0.8 of a mixture of a dispersant, a defoamer, a leveling agent, a thickener and a neutralizer, wherein the mixture is as follows: the dispersant is sodium salt aqueous solution of copolymer of maleic anhydride and diisobutylene; the defoaming agent comprises the following components in percentage by mass of 1: 1, a mixture of silicone emulsion and polydimethylsiloxane; the flatting agent is a fluorine modified polyacrylic acid flatting agent; the thickening agent is prepared from the following components in percentage by mass of 1: 2 propylene glycol alginate and attapulgite with the granularity of less than 10 um; the neutralizer is potassium hydroxide; the emulsion is silicone-acrylate emulsion.
The mildew preventive comprises the following raw materials, by weight, 20 parts of modified polyisobutylene, 25 parts of plant essential oil microcapsules, 7023 parts of kasons DL and 5043 parts of kasons DL; mixing the modified polyisobutylene with the plant essential oil microcapsule, placing into a stirring tank, stirring at 700rpm and 40 deg.C for 3h, reducing the rotation speed to 300rpm, slowly adding the Kathon DL702 and the Kathon DL504, stirring for 2h, and storing in a dark sealed condition; the preparation method of the modified polyisobutene comprises the following steps: placing 60 parts of polyisobutylene, 30 parts of polycarbonate, 15 parts of polylactic acid and 3 parts of epoxy soybean octyl oleate into a stirring tank, heating to 108 ℃, stirring and mixing for 2 hours, adding 1.5 parts of polyacrylamide stabilizer, heating to 200 ℃, stirring and blending for 50 minutes under 30KHZ ultrasonic wave, naturally cooling to 90 ℃, transferring to a screw machine for extrusion granulation, then performing superfine ball milling and crushing to within 10um, and storing for later use.
The preparation method of the plant essential oil microcapsule comprises the following steps: (1) pre-mixing essential oil: mixing and stirring 5 parts of spearmint essential oil, 3 parts of gardenia essential oil, 5 parts of cedar essential oil and 6 parts of ylang essential oil uniformly in a sealed state for later use; (2) preparing a porous microcapsule carrier: mixing 6 parts of a mixture in a mass ratio of 1: 2: 1: 1, putting a mixture of limestone, attapulgite, basalt and waste coal lime into a ball mill, carrying out ball milling for 60min, transferring the mixture into a high-temperature calcining furnace, heating to 1200 ℃ at a heating rate of 15 ℃/min, keeping the temperature for 2h, quenching and cooling by using liquid nitrogen, then carrying out ultrafine grinding to within 10um, adding 8 parts of environment-friendly elastomer, stirring and mixing uniformly, heating to 115 ℃ at a heating rate of 10 ℃/min, keeping the temperature for 8h, grinding to within 10um, and naturally cooling to room temperature; (3) preparing plant essential oil microcapsules: adding the porous microcapsule carrier prepared in the step (2) into the essential oil mixture prepared in the step (1), adding starch accounting for 15% of the total mass of the two, and sealing, stirring and mixing for 6 hours; the preparation process of the environment-friendly elastomer comprises the following steps: mixing the following components in a mass ratio of 1: 0.6: heating the mixture of 0.9 polyester elastomer, polycarbonate and poly-4-methylpentene-1240 cellulose acetate to 100 deg.C, stirring, mixing and reacting for 45min, heating to 115 deg.C, adding urea-formaldehyde resin adhesive, stirring at constant temperature for 60min, cooling to 80 deg.C at the speed of 10 deg.C/min, filtering, and washing.
The material for the thin rock slice and the preparation method thereof are that the raw materials comprise 85 parts of pure acrylic polymer emulsion, 35 parts of filler, 1 part of pigment, 22 parts of water and 1 part of auxiliary agent by weight, the raw materials are added into a stirring tank according to the parts by weight and are uniformly stirred at the rotating speed of 800rpm, the auxiliary agent is slowly added, the stirring is continued for 15min, the pure acrylic polymer emulsion is added, the stirring is uniformly carried out until the viscosity is 1500cp, and the thin rock slice paint is obtained; coating the thin rock slice paint on a carrier in a spraying mode, standing for 1min, and then heating, drying, stripping and crushing to obtain thin rock slices; the thickness of the prepared thin rock slice is controlled to be 0.1mm, and the maximum diameter is not more than 0.06 mm; the pigment is selected and prepared according to different required colors, wherein the mass ratio of the auxiliary agent is 1: 0.9: 0.7: 1: 0.5 of polyethylene wax dispersant, dimethyl silicone oil defoamer, polyurethane thickener, alcohol ester dodecafilming agent and dimethyl silicone polymer flatting agent; the filler is one or a mixture of multiple of heavy calcium carbonate, talcum powder and bentonite.
The invention also provides a preparation method of the ultrathin 6D lychee rock, which comprises the following specific steps:
(1) cleaning a base surface, removing large-particle substances and serious concave-convex points, uniformly coating putty paint on the base surface by adopting a reciprocating blade coating, roller coating or spraying mode, and standing for 60min to obtain a putty layer with the thickness of 0.3 mm;
(2) uniformly coating base color paint on the putty layer in a blade coating, roller coating or spraying mode, controlling the thickness of the coating film to be 0.3mm, standing for 10min, then uniformly spreading thin rock slices on the putty layer, flattening the thin rock slices by using 200N pressure, and then drying the thin rock slices at the temperature of 120 ℃ to obtain thin rock slices with the thickness of 3 mm;
(3) and coating finish paint on the thin rock slice layer in a blade coating, roller coating or spraying manner, controlling the thickness to be 0.3mm, and then drying at the temperature of 85 ℃ to obtain the coating.
Example 4
An ultra-thin 6D litchi rock and a preparation method thereof, wherein the base surface, the putty layer, the primer layer, the thin rock slice layer and the finish paint layer are respectively arranged from inside to outside;
the thin rock slice layer comprises the following contents: the raw materials comprise the following components in parts by weight:
400 portions of white sand
55 parts of thin rock slice
475 parts of base stock
The base material formula is as follows: 600 parts of water, 300 parts of emulsion, 20 parts of film-forming assistant, 0.9 part of mildew preventive and 10 parts of ethylene glycol;
the rest is the same as example 1.
Example 5
An ultra-thin 6D litchi rock and a preparation method thereof, wherein the base surface, the putty layer, the primer layer, the thin rock slice layer and the finish paint layer are respectively arranged from inside to outside;
the thin rock slice layer comprises the following contents: the raw materials comprise the following components in parts by weight:
400 portions of white sand
55 parts of thin rock slice
475 parts of base stock
The base material formula is as follows: 600 parts of water, 300 parts of emulsion, 20 parts of film-forming assistant, 0.9 part of mildew preventive and 10 parts of ethylene glycol;
the rest is the same as example 1.
Example 6
An ultra-thin 6D litchi rock and a preparation method thereof, wherein the base surface, the putty layer, the primer layer, the thin rock slice layer and the finish paint layer are respectively arranged from inside to outside;
the thin rock slice layer comprises the following contents: the raw materials comprise the following components in parts by weight:
400 portions of white sand
55 parts of thin rock slice
475 parts of base stock
The base material formula is as follows: 600 parts of water, 300 parts of emulsion, 20 parts of film-forming assistant, 1.5 parts of mildew preventive and 10 parts of ethylene glycol;
the mildew preventive comprises the following raw materials, by weight, 15 parts of modified polyisobutylene, 14 parts of plant essential oil microcapsules, 7022 parts of kasons DL and 5042 parts of kasons DL;
the rest is the same as example 1.
Example 7
An ultra-thin 6D litchi rock and a preparation method thereof, wherein the base surface, the putty layer, the primer layer, the thin rock slice layer and the finish paint layer are respectively arranged from inside to outside;
the thin rock slice layer comprises the following contents: the raw materials comprise the following components in parts by weight:
400 portions of white sand
55 parts of thin rock slice
475 parts of base stock
The base material formula is as follows: 600 parts of water, 300 parts of emulsion, 20 parts of film-forming assistant, 1.5 parts of mildew preventive and 10 parts of ethylene glycol;
the mildew preventive comprises the following raw materials, by weight, 15 parts of modified polyisobutylene, 26 parts of plant essential oil microcapsules, 7022 parts of kasons DL and 5042 parts of kasons DL;
the rest is the same as example 1.
Example 8
An ultra-thin 6D litchi rock and a preparation method thereof, wherein the base surface, the putty layer, the primer layer, the thin rock slice layer and the finish paint layer are respectively arranged from inside to outside;
the thin rock slice layer comprises the following contents: the raw materials comprise the following components in parts by weight:
400 portions of white sand
55 parts of thin rock slice
475 parts of base stock
The base material formula is as follows: 600 parts of water, 300 parts of emulsion, 20 parts of film-forming assistant, 1.5 parts of mildew preventive and 10 parts of ethylene glycol;
the mildew preventive comprises the following raw materials, by weight, 9 parts of modified polyisobutylene, 20 parts of plant essential oil microcapsules, 7022 parts of kasons DL and 5042 parts of kasons DL;
the rest is the same as example 1.
Example 9
An ultra-thin 6D litchi rock and a preparation method thereof, wherein the base surface, the putty layer, the primer layer, the thin rock slice layer and the finish paint layer are respectively arranged from inside to outside;
the thin rock slice layer comprises the following contents: the raw materials comprise the following components in parts by weight:
400 portions of white sand
55 parts of thin rock slice
475 parts of base stock
The base material formula is as follows: 600 parts of water, 300 parts of emulsion, 20 parts of film-forming assistant, 1.5 parts of mildew preventive and 10 parts of ethylene glycol;
the mildew preventive comprises the following raw materials, by weight, 16 parts of modified polyisobutylene, 20 parts of plant essential oil microcapsules, 7022 parts of kasons DL and 5042 parts of kasons DL;
the rest is the same as example 1.
Example 10
An ultra-thin 6D litchi rock and a preparation method thereof, wherein the base surface, the putty layer, the primer layer, the thin rock slice layer and the finish paint layer are respectively arranged from inside to outside;
the thickness of the thin rock slice is controlled to be more than 0.1mm, and the maximum diameter exceeds 0.06 mm;
the rest is the same as example 1.
Example 11
An ultra-thin 6D litchi rock and a preparation method thereof, wherein the base surface, the putty layer, the primer layer, the thin rock slice layer and the finish paint layer are respectively arranged from inside to outside;
the thickness of the thin rock slice layer is controlled to be less than 0.02mm, and the maximum diameter is not more than 0.06 mm;
the rest of the same example 1 is different from example 1 in that the thin rock pieces are too small in size.
Example 12
An ultra-thin 6D litchi rock and a preparation method thereof, wherein the base surface, the putty layer, the primer layer, the thin rock slice layer and the finish paint layer are respectively arranged from inside to outside;
the preparation method of the ultrathin 6D lychee rock comprises the following specific steps:
(1) cleaning a base surface, removing large-particle substances and serious concave-convex points, uniformly coating putty paint on the base surface by adopting a reciprocating blade coating, roller coating or spraying mode, and standing for 45min to obtain a putty layer with the thickness of 0.15 mm;
(2) uniformly coating base color paint on the putty layer in a blade coating, roller coating or spraying mode, controlling the thickness of the coating film to be 0.15mm, standing for 8min, then uniformly spreading thin rock slices on the putty layer, flattening the thin rock slices by using 150N pressure, and then drying the thin rock slices at the temperature of 110 ℃ to obtain thin rock slices with the thickness of 0.9 mm;
(3) and coating finish paint on the thin rock slice layer in a blade coating, roller coating or spraying manner, controlling the thickness to be 0.15mm, and then drying at 78 ℃ to obtain the coating.
The rest is the same as example 1.
Example 13
An ultra-thin 6D litchi rock and a preparation method thereof, wherein the base surface, the putty layer, the primer layer, the thin rock slice layer and the finish paint layer are respectively arranged from inside to outside;
the preparation method of the ultrathin 6D lychee rock comprises the following specific steps:
(1) cleaning a base surface, removing large-particle substances and serious concave-convex points, uniformly coating putty paint on the base surface by adopting a reciprocating blade coating, roller coating or spraying mode, and standing for 45min to obtain a putty layer with the thickness of 0.15 mm;
(2) uniformly coating base color paint on the putty layer in a blade coating, roller coating or spraying mode, controlling the thickness of the coating film to be 0.15mm, standing for 8min, then uniformly spreading thin rock slices on the putty layer, flattening the thin rock slices by using 150N pressure, and then drying the thin rock slices at the temperature of 110 ℃ to obtain thin rock slice layers with the thickness of 3.1 mm;
(3) and coating finish paint on the thin rock slice layer in a blade coating, roller coating or spraying manner, controlling the thickness to be 0.15mm, and then drying at 78 ℃ to obtain the coating.
The rest is the same as example 1.
Test of
Test 1
The properties of the 6D litchi rock prepared in the above examples were compared in terms of the national standard JG/T24-2000 synthetic resin emulsion sand wall building coating, as shown in tables 1 and 2 below:
table 16D litchi rock Performance comparison table 1
Table 26D litchi rock Performance comparison table 2
A comprehensive comparison of the above tables 1, 2 leads to the following conclusions:
(1) the comprehensive properties are relatively uniform in examples 1, 2 and 3, and particularly the best performance is shown in example 1;
(2) in the embodiment 4, the addition amount of the mildew preventive is small, the mildew phenomenon occurs slightly after the mildew preventive is stored thermally, the mildew resistance grade does not reach the standard, the embodiment 5 is opposite to the case, the addition amount of the mildew preventive is excessive, although the mildew prevention effect is good, slight condensation occurs after the mildew preventive is stored thermally, and the slow release of the essential oil exceeds the standard; the mildew preventive of the embodiment 6 and the embodiment 7 has the same effect as that of the embodiment 4 and the embodiment 5 because the addition amount of the plant essential oil microcapsule is small and large;
(3) the mildew preventive of example 8 has a small amount of modified polyisobutylene added, and the mechanical properties are inferior to those of example 1, while example 9 has a slight agglomeration phenomenon in a heat storage experiment;
(4) comparing examples 10-13 with example 1, it is known that the tensile strength is affected by too large or too small a thin rock slice size, while example 10 has too large a thin rock slice size, large gaps between rock slices and smaller tensile strength; example 11 the thin rock slice has small size and insufficient corresponding stereoscopic impression; the thin rock slice layer of example 12 is thin, affecting the stereoscopic impression; example 13 shows slight cracking in early drying due to the thin rock layer being too thick.
Claims (2)
1. An ultra-thin 6D litchi rock which characterized in that: the base surface, the putty layer, the primer layer, the thin rock slice layer and the finish paint layer are respectively arranged from inside to outside; the base surface is one of wood board, marble, glass, cement, heat-insulating integrated plate, plastic and stainless steel; the putty layer is water-resistant putty; the primer layer is amino alkyd primer; the surface paint layer is polyester-polyurethane resin surface paint; the thin rock slice layer comprises 500 parts of white sand 300-;
the formula of the base material comprises 800 parts of water 400-containing materials, 400 parts of emulsion 200-containing materials, 15-25 parts of film forming auxiliary agents, 1-2 parts of mildew inhibitors and 6-15 parts of ethylene glycol;
the film-forming auxiliary agent is prepared from the following components in a mass ratio of 1: 0.5-1: 0.3-0.6: 0.5-0.8: 0.6-0.8 of a mixture of a dispersant, a defoamer, a leveling agent, a thickener and a neutralizer, wherein the mixture is as follows: the dispersant is sodium salt aqueous solution of copolymer of maleic anhydride and diisobutylene; the defoaming agent comprises the following components in percentage by mass of 1: 1, a mixture of silicone emulsion and polydimethylsiloxane; the flatting agent is a fluorine modified polyacrylic acid flatting agent; the thickening agent is prepared from the following components in percentage by mass of 1: 2 propylene glycol alginate and attapulgite with the granularity of less than 10 um; the neutralizer is potassium hydroxide; the emulsion is silicone-acrylate emulsion;
the mildew preventive comprises the following raw materials, by weight, 10-20 parts of modified polyisobutylene, 15-25 parts of plant essential oil microcapsules, 21-3 parts of Kathon DL7021 and 5041-3 parts of Kathon DL 5041; mixing the modified polyisobutylene with the plant essential oil microcapsule, putting the mixture into a stirring tank, stirring the mixture for 2 to 3 hours at the rotation speed of 700rpm and the low temperature of 30 to 40 ℃, reducing the rotation speed to 200rpm and 300rpm, slowly adding the carbazone DL702 and the carbazone DL504, continuously stirring the mixture for 1 to 2 hours, and then sealing and storing the mixture in a dark place; the preparation method of the modified polyisobutene comprises the following steps: putting 50-60 parts of polyisobutylene, 15-30 parts of polycarbonate, 10-15 parts of polylactic acid and 1-3 parts of epoxy soybean octyl oleate into a stirring tank, heating to 108 ℃ for stirring and mixing for 1-2h, adding 1-1.5 parts of polyacrylamide stabilizer, heating to 200 ℃ for 180 ℃ for ultrasonic stirring and mixing for 50min, naturally cooling to 85-90 ℃, transferring to a screw machine for extrusion granulation, then performing superfine ball milling and crushing until the particle size is within 10um, and storing for later use;
the preparation method of the plant essential oil microcapsule comprises the following steps: (1) pre-mixing essential oil: mixing and stirring 2-5 parts of spearmint essential oil, 1-3 parts of brandy flower essential oil, 3-5 parts of cedar essential oil and 3-6 parts of ylang essential oil uniformly in a sealed state for later use; (2) preparing a porous microcapsule carrier: 3-6 parts of a mixture with the mass ratio of 1: 2: 1: 1, putting the mixture of limestone, attapulgite, basalt and waste coal lime into a ball mill for ball milling for 60min, transferring the mixture into a high-temperature calcining furnace, raising the temperature to 1000-; (3) preparing plant essential oil microcapsules: adding the porous microcapsule carrier prepared in the step (2) into the essential oil mixture prepared in the step (1), adding starch accounting for 5-15% of the total mass of the two, and sealing, stirring and mixing for 3-6 h; the preparation process of the environment-friendly elastomer comprises the following steps: mixing the following components in a mass ratio of 1: 0.6: heating the mixture of 0.9 polyester elastomer, polycarbonate and poly-4-methylpentene-1240 cellulose acetate to 80-100 ℃, stirring, mixing and reacting for 45min, continuously heating to 110-115 ℃, adding a urea-formaldehyde resin adhesive, stirring for 60min at constant temperature, reducing the temperature to 70-80 ℃ at the speed of 5-10 ℃/min, filtering and washing;
the material for the thin rock slice and the preparation method thereof are that the raw materials comprise 60-85 parts of pure acrylic polymer emulsion, 25-35 parts of filler, 1-3 parts of pigment, 22-30 parts of water and 1-4 parts of auxiliary agent according to the parts by weight, the raw materials are added into a stirring tank according to the parts by weight, the mixture is stirred uniformly at the rotating speed of 800rpm, 1-4 parts of auxiliary agent is slowly added, the stirring is continued for 10-15min, the pure acrylic polymer emulsion is added, the stirring is uniformly carried out until the viscosity is 1000-1500cp, and the thin rock slice paint is obtained; coating the thin rock slice paint on a carrier in a spraying mode, standing for 0.5-1min, and then heating, drying, stripping and crushing to obtain thin rock slices; the thickness of the prepared thin rock slice is controlled to be 0.02-0.1 mm, and the maximum diameter is not more than 0.06 mm; the pigment is selected and prepared according to different required colors, wherein the mass ratio of the auxiliary agent is 1: 0.9: 0.7: 1: 0.5 of polyethylene wax dispersant, dimethyl silicone oil defoamer, polyurethane thickener, alcohol ester dodecafilming agent and dimethyl silicone polymer flatting agent; the filler is one or a mixture of multiple of heavy calcium carbonate, talcum powder and bentonite.
2. The ultra-thin 6D litchi rock of claim 1, wherein: the preparation method of the ultrathin 6D lychee rock comprises the following specific steps:
(1) cleaning a base surface, removing large-particle substances and serious concave-convex points, uniformly coating putty paint on the base surface by adopting a reciprocating blade coating, roller coating or spraying mode, and standing for 30-60min to obtain a putty layer with the thickness of 0.03-0.3 mm;
(2) uniformly coating base paint on the putty layer in a blade coating, roller coating or spraying mode, controlling the thickness of the coating film to be 0.03-0.3mm, standing for 5-10min, then uniformly scattering thin rock slices on the putty layer, flattening the thin rock slices by using the pressure of 100-200N, and then drying the thin rock slices at the temperature of 100-120 ℃ to obtain thin rock slices with the thickness of 1-3 mm;
(3) coating finish paint on the thin rock slice layer in a blade coating, roller coating or spraying mode, controlling the thickness to be 0.05-0.3mm, and then drying at the temperature of 70-85 ℃ to obtain the coating.
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| CN110551431A (en) * | 2019-08-28 | 2019-12-10 | 北京莱恩斯新材料科技有限公司 | ultrathin composite rock slice stone-like paint and preparation method and application thereof |
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