CN112759953A - Single-component silicon-carbon modified real stone paint and preparation method thereof - Google Patents
Single-component silicon-carbon modified real stone paint and preparation method thereof Download PDFInfo
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- CN112759953A CN112759953A CN202011608822.XA CN202011608822A CN112759953A CN 112759953 A CN112759953 A CN 112759953A CN 202011608822 A CN202011608822 A CN 202011608822A CN 112759953 A CN112759953 A CN 112759953A
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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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
- C09D183/06—Polysiloxanes containing silicon bound to oxygen-containing groups
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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
- C09D5/18—Fireproof paints including high temperature resistant 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
- 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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- 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
- C09D7/63—Additives non-macromolecular organic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
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- Wood Science & Technology (AREA)
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- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a single-component silicon-carbon modified real stone paint and a preparation method thereof, wherein the single-component silicon-carbon modified real stone paint comprises the following components in parts by weight: 100 parts of hydroxyl-terminated silicon-carbon copolymer, 10-60 parts of plasticizer, 1-200 parts of filler, 100-1000 parts of natural color stone, 3-8 parts of cross-linking agent, 0.5-5 parts of tackifier and 0.01-2 parts of catalyst; mixing the hydroxyl-terminated silicon-carbon copolymer with a plasticizer, adding the filler and the natural colored stone, hermetically and uniformly mixing under a vacuum condition, and dehydrating at high temperature to obtain a silicon-carbon modified real stone paint base material; and adding a cross-linking agent, a catalyst and a tackifier into the obtained silicon-carbon modified stone-like paint base material, uniformly mixing under vacuum, and removing bubbles to obtain a finished product. The invention has the advantages of overcoming the defects of the existing material, having excellent high and low temperature resistance, weather resistance and water resistance.
Description
Technical Field
The invention relates to a novel silicon-carbon modified stone-like paint and a preparation method thereof, belonging to the field of exterior wall coatings.
Technical Field
The stone paint is a coating with decorative effect exactly like marble and granite, and the building decorated by the stone paint has natural and real natural color, gives people elegant, harmonious and solemn aesthetic feeling, is suitable for indoor and outdoor decoration of various buildings, especially for decoration of curved buildings, and can receive the effects of lively, lifelike and returning to nature. At present, the real stone paint used in the market is obtained by adopting water-based and auxiliary agents such as acrylic emulsion, silicone-acrylic emulsion and the like, has poor water resistance and weather resistance, can cause the problems of serious weathering and pollution, hollowing, cracking, edge missing and corner falling, cracking, fading, water seepage and the like after being used for a period of time, and seriously influences the service life of a house. The organic silicon real stone paint has excellent waterproof, ultraviolet-proof and anti-aging performances, but a common pure organic silicon product has strong surface static electricity, is easy to adsorb dust, has soft coating, and can improve the hardness and the wear resistance by adding a large amount of fillers. The development of the high-performance and simple-construction stone-like paint is an effective measure for responding to national energy-saving and emission-reduction policies on the one hand, and is also an important meaning for developing new products to meet the requirements of modern high-quality and high-quality life on the other hand.
Disclosure of Invention
The invention overcomes the defects of the existing material, has excellent high and low temperature resistance, weather resistance and waterproofness of the organic silicon material, improves the antistatic linearity of the organic silicon surface, is not easy to adsorb dust and has wear resistance, and improves the aesthetic property of the stone-like paint. The single-component silicon-carbon modified real stone paint and the preparation method thereof adopt the following technical scheme:
the single-component silicon-carbon modified real stone paint is characterized by comprising the following components in parts by weight:
wherein, the structural formula of the hydroxyl-terminated silicon-carbon copolymer is as follows:
z is greater than or equal to 0; w is greater than or equal to 0; m is greater than or equal to 1; n is greater than or equal to 1; r is one or more of methyl methacrylate, butyl methacrylate, styrene or polystyrene.
Preferably, the structural formula of the hydroxyl-terminated silicon-carbon copolymer is as follows:
wherein n1 is 1-50; n2 is 1-50; n3 is 1-50; m is 1 to 100.
Preferably, the hydroxyl terminated silicon carbon copolymer has a viscosity of 100-500000 cps.
Preferably, the plasticizer is one or a mixture of more than one of dimethyl silicone oil, MDT silicone oil, amino silicone oil, polyether modified silicone oil and white mineral oil.
Preferably, the filler is one or a plurality of compound materials of active calcium carbonate, nano calcium carbonate, light calcium carbonate, heavy calcium carbonate, precipitated white carbon black or gas phase white carbon black, the surface of which is not treated or is treated by stearic acid, silanes and titanate coupling agent.
Preferably, the natural color stone is 20 meshes to 180 meshes.
Preferably, the crosslinking agent is a ketoximosilane or alkoxysilane containing two or more moisture-hydrolysable groups.
Preferably, the tackifier is one or a mixture of more of gamma-aminopropyltriethoxysilane, 3- (2, 3-epoxypropoxy) propyltrimethoxysilane, N-beta- (aminoethyl) -gamma-aminopropyltrimethoxysilane, gamma- (methacryloyloxy) propyltrimethoxysilane, 3-aminopropyltrimethoxysilane and N-beta- (aminoethyl) -gamma-aminopropylmethyldimethoxysilane.
Preferably, the catalyst is one or more of organic tin carboxylate and chelate thereof or organic titanate and chelate thereof.
The invention can also be:
a preparation method of single-component silicon-carbon modified real stone paint comprises the following steps:
(1) mixing the hydroxyl-terminated silicon-carbon copolymer with a plasticizer, adding a filler and natural colored stone, hermetically and uniformly mixing under a vacuum condition, and dehydrating at high temperature to obtain a silicon-carbon modified real stone paint base material;
(2) adding a cross-linking agent, a catalyst and a tackifier into the obtained silicon-carbon modified stone-like paint base material, uniformly mixing under vacuum, and removing bubbles to obtain a finished product.
Has the advantages that: compared with the prior art, the main material of the stone-like paint is silicon-carbon copolymerization modified polysiloxane, and compared with the existing water-based emulsion, the problems of weather resistance, high and low temperature resistance and water resistance of the existing stone-like paint are fundamentally solved, and the remarkable beneficial effects are achieved; compared with the common organosilicon real stone paint developed by using alpha, omega-dihydroxy polysiloxane, the coating has better self-cleaning property, higher hardness and excellent wear resistance, and is more suitable for outdoor use:
1. the construction is simple, various construction modes can be met, the primer and the surface coating are not needed, and manpower and material resources are saved;
2. the paint has excellent adhesion, high and low temperature resistance, water resistance and weather aging resistance, does not fade or pulverize, has a service life far longer than that of the existing stone-like paint, and can effectively prevent water seepage of an outer wall;
3. excellent flexibility and no cracking.
4. No solvent, environmental protection and resource saving.
5. High hardness and high antiwear performance.
Detailed Description
The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.
In the invention, the adopted raw materials can be purchased from the market or commonly used in the field, if not specially used; the method of carrying out the method is a conventional method in the art unless otherwise specified.
Preferably, the hydroxyl terminated silicon carbon copolymer has a viscosity of 100-500000 cps.
Preferably, the plasticizer is one or a mixture of more than one of dimethyl silicone oil, MDT silicone oil, amino silicone oil, polyether modified silicone oil and white mineral oil.
Preferably, the filler is one or a plurality of compound materials of active calcium carbonate, nano calcium carbonate, light calcium carbonate, heavy calcium carbonate, silicon micropowder, precipitated white carbon black and gas phase white carbon black, the surface of which is not treated or is treated by stearic acid, silanes and titanate coupling agent.
Preferably, the natural color stone is 20 meshes to 180 meshes.
Preferably, the crosslinking agent is a ketoximosilane or alkoxysilane containing two or more moisture-hydrolysable groups.
Preferably, the tackifier is one or a mixture of more of gamma-aminopropyltriethoxysilane, 3- (2, 3-epoxypropoxy) propyltrimethoxysilane, N-beta- (aminoethyl) -gamma-aminopropyltrimethoxysilane, gamma- (methacryloyloxy) propyltrimethoxysilane, 3-aminopropyltrimethoxysilane and N-beta- (aminoethyl) -gamma-aminopropylmethyldimethoxysilane.
Preferably, the catalyst is one or more of organic tin carboxylate and chelate thereof or organic titanate and chelate thereof.
Example 1
The single-component silicon-carbon modified real stone paint comprises the following components in parts by weight:
wherein the structural formula of the hydroxyl-terminated silicon-carbon copolymer is as follows:
n1 is 3-10; n2 is 2-10; n3 is 3 to 19; m is 20-70;
example 2
The single-component silicon-carbon modified real stone paint comprises the following components in parts by weight:
wherein the structural formula of the hydroxyl-terminated silicon-carbon copolymer is as follows:
n1 is 5-15; n2 is 5-12; n3 is 5-25; m is 30-80;
example 3
The single-component silicon-carbon modified real stone paint comprises the following components in parts by weight:
wherein the structural formula of the hydroxyl-terminated silicon-carbon copolymer is as follows:
n1 is 5-20; n2 is 2-12; n3 is 5-30; m is 15-90;
example 4
The single-component silicon-carbon modified real stone paint comprises the following components in parts by weight:
wherein the structural formula of the hydroxyl-terminated silicon-carbon copolymer is as follows:
n1 is 5-30; n2 is 5-20; n3 is 15-40; m is 20 to 95;
the single-component silicon-carbon modified real stone paint of the embodiment adopts the following preparation method, and comprises the following specific steps:
(1) mixing the hydroxyl-terminated silicon-carbon copolymer with a plasticizer, adding a filler and natural colored stone, hermetically and uniformly mixing under a vacuum condition, and dehydrating at high temperature to obtain a silicon-carbon modified real stone paint base material;
(2) adding a cross-linking agent, a catalyst and a tackifier into the obtained silicon-carbon modified stone-like paint base material, uniformly mixing under vacuum, and removing bubbles to obtain a finished product.
The single-component silicon-carbon modified real stone paint disclosed by the invention is detected by referring to the industrial standard of JG/T24-2018 synthetic resin emulsion sand-wall building paint, and the main detection data are as follows:
according to the analysis of detection results, the single-component silicon-carbon modified stone-like paint prepared by the embodiment has excellent weather-proof aging resistance, flexibility and bonding strength, and can completely meet the requirements of the stone-like paint. This is due to the high bond energy of the silicon-oxygen bond, which has very good stability even under high and low temperature, high ultraviolet radiation, high humidity and high heat conditions. Meanwhile, through silicon-carbon copolymerization modification, the surface resistance of the organic silicon is reduced, the self-cleaning property of the coating is improved, the hardness and the wear resistance of the coating are synchronously improved, the service life of the stone-like paint coating is obviously prolonged, and water vapor is effectively prevented from permeating into a wall body.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The single-component silicon-carbon modified real stone paint is characterized by comprising the following components in parts by weight:
wherein, the structural formula of the hydroxyl-terminated silicon-carbon copolymer is as follows:
wherein x is 0-3, y is 0-3, and the sum of x + y is 3; z is greater than or equal to 0; w is greater than or equal to 0; m is greater than or equal to 1; n is greater than or equal to 1; r is one or more of methyl methacrylate, butyl methacrylate, styrene or polystyrene.
2. The single-component silicon-carbon modified real stone paint as claimed in claim 1, wherein the structural formula of the hydroxyl-terminated silicon-carbon copolymer is as follows:
wherein n1 is 1-50; n2 is 1-50; n3 is 1-50; m is 1 to 100.
3. The single-component silicon-carbon modified real stone paint as claimed in claim 1 or 2, wherein the viscosity of the hydroxyl-terminated silicon-carbon copolymer is 100-500000 cp.
4. The single-component silicon-carbon modified real stone paint as claimed in claim 1 or 2, wherein the plasticizer is one or more of dimethyl silicone oil, MDT silicone oil, amino silicone oil, polyether modified silicone oil, or white mineral oil.
5. The single-component silicon-carbon modified real stone paint as claimed in claim 1 or 2, wherein the filler is one or more of activated calcium carbonate, nano calcium carbonate, light calcium carbonate, heavy calcium carbonate, silica micropowder, precipitated silica or fumed silica, the surface of which is not treated or is treated with stearic acid, silanes and titanate coupling agents.
6. The single-component silicon-carbon modified real stone paint as claimed in claim 1 or 2, wherein the natural color stone is 20-180 meshes.
7. The one-component silicon-carbon modified real stone paint as claimed in claim 1 or 2, wherein the cross-linking agent is ketoximosilane or alkoxysilane containing more than two moisture-hydrolysable groups.
8. The one-component silicon-carbon modified really stone paint as claimed in claim 1 or 2, characterized in that the adhesion promoter is one or more of gamma-aminopropyltriethoxysilane, 3- (2, 3-glycidoxy) propyltrimethoxysilane, N-beta- (aminoethyl) -gamma-aminopropyltrimethoxysilane, gamma- (methacryloyloxy) propyltrimethoxysilane, 3-aminopropyltrimethoxysilane, or N-beta- (aminoethyl) -gamma-aminopropylmethyldimethoxysilane.
9. The single-component silicon-carbon modified real stone paint as claimed in claim 1 or 2, wherein the catalyst is one or more of organic tin carboxylate and chelate thereof, or organic titanate and chelate thereof.
10. The preparation method of the single-component silicon-carbon modified real stone paint according to any one of claims 1 to 9, characterized by comprising the following steps:
(1) mixing the hydroxyl-terminated silicon-carbon copolymer with a plasticizer, adding a filler and natural colored stone, hermetically and uniformly mixing under a vacuum condition, and dehydrating at high temperature to obtain a silicon-carbon modified real stone paint base material;
(2) adding a cross-linking agent, a catalyst and a tackifier into the obtained silicon-carbon modified stone-like paint base material, uniformly mixing under vacuum, and removing bubbles to obtain a finished product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011608822.XA CN112759953A (en) | 2020-12-30 | 2020-12-30 | Single-component silicon-carbon modified real stone paint and preparation method thereof |
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| CN202011608822.XA CN112759953A (en) | 2020-12-30 | 2020-12-30 | Single-component silicon-carbon modified real stone paint and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117186416A (en) * | 2023-09-08 | 2023-12-08 | 海南思瑞新能源科技有限公司 | Silicon-carbon copolymer, preparation method thereof and application thereof in battery anode material |
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| CN109111803A (en) * | 2018-06-25 | 2019-01-01 | 滁州麦斯特新型建材有限公司 | A kind of natural real stone paint of color stable and preparation method thereof |
| CN110183668A (en) * | 2019-06-17 | 2019-08-30 | 凌至新材料(泸州)有限公司 | A kind of silicon-carbon copolymer and its preparation method and application |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101747835A (en) * | 2008-12-01 | 2010-06-23 | 中国科学院过程工程研究所 | Elastic anti-corrosion coating |
| CN103717645A (en) * | 2011-07-06 | 2014-04-09 | 莫门蒂夫性能材料股份有限公司 | Moisture-curable, elastomeric, translucent silicone waterproofing coating and method of making the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117186416A (en) * | 2023-09-08 | 2023-12-08 | 海南思瑞新能源科技有限公司 | Silicon-carbon copolymer, preparation method thereof and application thereof in battery anode material |
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