CN108084871B - Environment-friendly paint - Google Patents
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- CN108084871B CN108084871B CN201711198776.9A CN201711198776A CN108084871B CN 108084871 B CN108084871 B CN 108084871B CN 201711198776 A CN201711198776 A CN 201711198776A CN 108084871 B CN108084871 B CN 108084871B
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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
- C09D177/00—Coating compositions based on polyamides obtained by reactions forming a carboxylic amide link in the main chain; Coating compositions based on derivatives of such polymers
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The invention discloses an environment-friendly paint, which belongs to the technical field of paint preparation, and comprises the following raw materials: the environment-friendly paint is prepared from polyamide resin, phenolic resin, acrylic resin, azodiisobutyrate (ethylene acrylate), rosin resin, phthalic anhydride, chlorinated paraffin, zinc oxide, nano silicon dioxide, calcium carbonate powder, bentonite, cellulose acetate, diatomite, glycerol, tributyl citrate, bisphenol A polycarbonate, tartaric acid, diacetyl aniline, ammonium polyphosphate, potassium persulfate, pentaerythritol, polylactic acid, chitosan, a silane coupling agent KH-560, an oil-resistant modification auxiliary agent and an antibacterial modification auxiliary agent through the steps of stirring and dispersing, surface activation, multi-step ball milling and the like. The environment-friendly paint prepared by the invention has excellent antibacterial and oil-resistant performances.
Description
[ technical field ] A method for producing a semiconductor device
The invention belongs to the technical field of paint preparation, and particularly relates to environment-friendly paint and a preparation method thereof.
[ background of the invention ]
In the existing paints, benzene, ketone, lipid and other solvents are used in the production process of many paints, and the solvents are very volatile, cause environmental pollution in production and use, and cause harm to the health of workers on construction sites to different degrees. However, although the paint in the prior art meets the requirement of environmental protection performance, the environmental protection paint is mostly used in daily life, which has higher requirements on the antibacterial and oil resistance of the environmental protection paint. For example, the Chinese patent application document "a composite environment-friendly paint" (publication No. CN104893473B) discloses a composite environment-friendly paint, which comprises the following components in parts by mass: 40-60 parts of thermoplastic acrylic resin, 8-12 parts of cellulose acetate, nano calcium carbonate powder, 5-10 parts of nano zinc oxide powder, 36-48 parts of lemon juice, 6-12 parts of polyhydric alcohol, 8-15 parts of phthalic anhydride, 0.8-2.4 parts of titanium dioxide coated mica and 0.8-2.4 parts of coupling agent. The composite environment-friendly paint is not easy to yellow, fall off and crack in the using process, but the oil resistance and the antibacterial performance of the paint can not meet the requirements in practical use, and the paint is difficult to apply to environmental-friendly utensils with heavy oil smoke and easy bacteria breeding.
[ summary of the invention ]
The invention aims to solve the technical problem of providing an environment-friendly paint and a preparation method thereof, and aims to solve the problem that the environment-friendly paint disclosed by Chinese patent application document 'a composite environment-friendly paint' (publication number: CN104893473A) is poor in oil resistance and antibacterial property.
In order to solve the technical problems, the invention adopts the following technical scheme:
an environment-friendly paint comprises the following raw materials: polyamide resin, phenolic resin, acrylic resin, azodiisobutyrate (ethylene acrylate), rosin resin, phthalic anhydride, chlorinated paraffin, zinc oxide, nano-silica, calcium carbonate powder, bentonite, cellulose acetate, diatomite, glycerol, tributyl citrate, bisphenol A polycarbonate, tartaric acid, diacetyl aniline, ammonium polyphosphate, potassium persulfate, pentaerythritol, polylactic acid, chitosan, a silane coupling agent KH-560, an oil-resistant modification auxiliary agent and an antibacterial modification auxiliary agent;
the weight ratio of the polylactic acid to the chitosan to the silane coupling agent KH-560 to the oil-resistant modification auxiliary agent to the antibacterial modification auxiliary agent is (6-10): (8-12): (4-6): (10-20): (8-15).
Further, the antibacterial modification auxiliary agent is prepared by the following process: uniformly mixing montmorillonite, hydroxyethyl cellulose, attapulgite, rare earth chloride and a sodium chloride solution, heating, stirring, filtering, dehydrating, drying, roasting, placing in a lanthanum chloride solution, stirring, filtering, dehydrating, drying, roasting, placing in a silver nitrate solution, stirring, and drying to obtain a material a; uniformly mixing the material a, ethyl orthosilicate, vinyl triethoxysilane and ammonia water, stirring, filtering in vacuum, washing, adding cellulose acetate butyrate, mixing, heating, stirring, drying to constant weight, and cooling to room temperature to obtain the antibacterial modification aid.
Further, the antibacterial modification auxiliary agent is prepared by the following process: uniformly mixing 4-8 parts of montmorillonite, 3-6 parts of hydroxyethyl cellulose, 2-5 parts of attapulgite, 1-6 parts of rare earth chloride and 5-15 parts of sodium chloride solution according to parts by weight, heating to 60-80 ℃, preserving heat for 10-20min, stirring at the rotation speed of 850r/min of 650-; uniformly mixing the material a, 2-5 parts of ethyl orthosilicate, 1-4 parts of vinyl triethoxysilane and 3-9 parts of ammonia water, stirring at the rotation speed of 550-650r/min for 5-15min, vacuum filtering, washing, adding 4-8 parts of cellulose acetate butyrate, mixing, heating to 80-90 ℃, stirring for 1-2h, drying to constant weight, and cooling to room temperature to obtain the antibacterial modification auxiliary agent.
Further, the oil-resistant modification auxiliary agent is prepared by the following process: uniformly mixing octyl isothiazolinone and water, heating, preserving heat, then adding nano titanium dioxide, zinc stearate, magnesium stearate and silicon carbide powder, uniformly mixing, continuously heating, preserving heat, stirring, then cooling, then adding zeolite powder and nitrocotton, uniformly mixing, grinding, then adding silane coupling agent KH-550, uniformly mixing, stirring, drying, grinding and sieving to obtain a material A; and then adding the material A, 4-dimethylaminopyridine, dicyclohexylcarbodiimide and 1-hydroxymethyl-5, 5-dimethylhydantoin, uniformly mixing, heating, stirring under the protection of nitrogen, removing supernatant, washing, filtering, and freeze-drying to obtain the oil-resistant modification auxiliary agent.
Further, the oil-resistant modification auxiliary agent is prepared by the following process: the oil-resistant modified auxiliary agent is prepared by the following process: uniformly mixing 4-8 parts of octyl isothiazolinone and 5-15 parts of water according to parts by weight, heating to 60-80 ℃, preserving heat for 5-15min, then adding nano titanium dioxide, zinc stearate, magnesium stearate and silicon carbide powder, uniformly mixing, continuously heating to 80-120 ℃, preserving heat for 1-2h, stirring at the rotating speed of 650 plus materials 850r/min for 5-15min, then cooling to 40-50 ℃, then adding zeolite powder and nitrocotton, uniformly mixing, grinding, then adding a silane coupling agent KH-550, uniformly mixing, stirring at the rotating speed of 1500 plus materials 2500r/min for 5-15min, drying, grinding and sieving to obtain a material A; then adding the material A, 4-dimethylaminopyridine, dicyclohexylcarbodiimide and 1-hydroxymethyl-5, 5-dimethylhydantoin, uniformly mixing, heating to 80-90 ℃, stirring under the protection of nitrogen, removing supernatant, washing, filtering, freezing and drying to obtain the oil-resistant modification auxiliary agent.
Further, the feed comprises the following raw materials in parts by weight: 60-80 parts of polyamide resin, 5-15 parts of phenolic resin, 4-9 parts of acrylic resin, 2-5 parts of azodiisobutyrate (ethylene acrylate), 1-5 parts of rosin resin, 3-6 parts of phthalic anhydride, 1-5 parts of chlorinated paraffin, 4-8 parts of zinc oxide, 3-6 parts of nano silicon dioxide, 2-8 parts of calcium carbonate powder, 1-5 parts of bentonite, 4-8 parts of cellulose acetate, 3-6 parts of kieselguhr, 2-5 parts of glycerol, 1-5 parts of tributyl citrate, 4-8 parts of bisphenol A polycarbonate, 3-6 parts of tartaric acid, 2-4 parts of diacetyl aniline, 1-5 parts of ammonium polyphosphate, 4-8 parts of potassium persulfate, 3-9 parts of pentaerythritol, 6-10 parts of polylactic acid, 8-12 parts of chitosan, 8-5604-6 parts of silane coupling agent KH-5604-6 parts, 10-20 parts of oil-resistant modification auxiliary agent and 8-15 parts of antibacterial modification auxiliary agent.
Further, the preparation method of the environment-friendly paint comprises the following steps:
s1, mixing polyamide resin and glycerol according to parts by weight, stirring uniformly to form a dispersion liquid, adding phenolic resin, acrylic resin, azodiisobutyrate (ethylene acrylate) ester, rosin resin and pentaerythritol according to parts by weight, heating to 80-90 ℃, preserving heat for 20-40min, stirring uniformly, performing ultrasonic dispersion for 20-30min, adding calcium carbonate powder and diatomite according to parts by weight, mixing uniformly, performing ball milling, and cooling to room temperature to obtain a material I;
s2, putting zinc oxide and nano-silica into a ball mill according to parts by weight for ball milling, then adding polylactic acid, chitosan, a silane coupling agent KH-560, an oil-resistant modification auxiliary agent and an antibacterial modification auxiliary agent according to parts by weight, and continuously stirring for 8-16min to form a powder II with activated surfaces;
s3, heating the cellulose acetate to be molten and mixed, slowly adding bentonite and chlorinated paraffin in parts by weight, stirring at the speed of 600-3900 rpm for 40-60min, moving to a high-speed stirrer, adding the material I and the material II, and dispersing at the speed of 3700-3900 rpm for 20-50min to obtain a material III;
s4, slowly adding phthalic anhydride, tributyl citrate, bisphenol A polycarbonate, tartaric acid, diacetyl aniline, ammonium polyphosphate and potassium persulfate in parts by weight into the material III, stirring at the speed of 380-450r/min for 35-45min, and then performing ball milling and dispersion for 2-3h to obtain the environment-friendly paint.
Furthermore, in S1, the rotation speed of ball milling is 455-650r/min, and the ball milling time is 2-4 h.
Further, in S2, the rotation speed of ball milling is 800-.
Furthermore, in S4, the rotation speed of ball milling is 1500-.
The invention has the following beneficial effects:
(1) as can be seen from the data of examples 1-3, example 1 is the most preferred example and the best antimicrobial and oil resistance properties are obtained.
(2) As can be seen from the data of the example 1 and the comparative examples 1 to 6, the polylactic acid, the chitosan, the silane coupling agent KH-560, the oil-resistant modification auxiliary agent and the antibacterial modification auxiliary agent are simultaneously added to prepare the environment-friendly paint to play a synergistic role, so that the antibacterial and oil-resistant performances of the environment-friendly paint are remarkably improved, which may be: polylactic acid and chitosan are used as environment-friendly raw materials, the antibacterial oil-resistant performance is achieved, the surface hydroxyl content of chitosan is high, the effective combination of chitosan and polylactic acid is achieved by utilizing the grafting effect of a silane coupling agent KH-560, the synergistic effect of polylactic acid and chitosan promotes the environment-friendly paint of the invention to have the basic performance of paint and also have excellent antibacterial and oil-resistant performances, polylactic acid is used as a basic raw material of the synergistic effect, the antibacterial growth is inhibited by utilizing the porous and antibacterial performance of chitosan, attachment sites are provided for an oil-resistant modification auxiliary agent and an antibacterial modification auxiliary agent under the grafting modification effect of the silane coupling agent KH-560, the polylactic acid, the chitosan, the silane coupling agent KH-560, the oil-resistant modification auxiliary agent and the antibacterial modification auxiliary agent are used as modification reinforcing systems, and the polylactic acid, the chitosan and the silane coupling agent KH-560, the antibacterial modification auxiliary agent and the antibacterial modification auxiliary agent are controlled to be modified and, The weight ratio of the oil-resistant modification auxiliary agent to the antibacterial modification auxiliary agent is (6-10): (8-12): (4-6): (10-20): (8-15), the oil-resistant modification auxiliary agent and the antibacterial modification auxiliary agent are used as raw materials for the dominant action of the modification reinforcing system in the modification reinforcing system, and the antibacterial and oil-resistant properties of the environment-friendly paint can be effectively improved when the modification reinforcing system is applied to the environment-friendly paint disclosed by the invention by utilizing the porosity of chitosan, the degradability of polylactic acid and the grafting modification effect of a silane coupling agent KH-560. The antibacterial modification auxiliary agent is prepared by uniformly mixing montmorillonite, hydroxyethyl cellulose, attapulgite, rare earth chloride and sodium chloride solution, heating, stirring, filtering, dehydrating, drying, roasting, placing in lanthanum chloride solution, stirring, filtering, dehydrating, drying, roasting, placing in silver nitrate solution, stirring, and drying to obtain a material a; uniformly mixing a material a, tetraethoxysilane, vinyltriethoxysilane and ammonia water, stirring, carrying out vacuum filtration, washing, adding cellulose acetate butyrate, mixing, heating, stirring, drying to constant weight, and cooling to room temperature to obtain the antibacterial modified assistant, wherein montmorillonite, hydroxyethyl cellulose, attapulgite, rare earth chloride and cellulose acetate butyrate are used as fillers, lanthanum chloride solution, tetraethoxysilane and vinyltriethoxysilane are used as modified assistants, and the obtained antibacterial modified assistant is effectively combined with the main material under the action of a silane coupling agent KH-560, so that the antibacterial performance of the environment-friendly paint is improved. The oil-resistant modification auxiliary agent is prepared by uniformly mixing octyl isothiazolinone and water, heating, preserving heat, then adding nano titanium dioxide, zinc stearate, magnesium stearate and silicon carbide powder, uniformly mixing, continuing heating, preserving heat, stirring, then cooling, then adding zeolite powder and nitrocotton, uniformly mixing, grinding, then adding silane coupling agent KH-550, uniformly mixing, stirring, drying, grinding and sieving to obtain a material A; adding the material A, 4-dimethylaminopyridine, dicyclohexylcarbodiimide and 1-hydroxymethyl-5, 5-dimethylhydantoin, uniformly mixing, heating, stirring under the protection of nitrogen, removing supernatant, washing, filtering, and freeze-drying to obtain the oil-resistant paint, wherein nano titanium dioxide, zinc stearate, magnesium stearate, silicon carbide powder, zeolite powder and nitrocotton are used as fillers, octyl isothiazolinone is used as an oil-resistant base material, and the obtained oil-resistant modification auxiliary agent and the silane coupling agent KH-560 are subjected to synergistic action under the modification action of the 4-dimethylaminopyridine, the dicyclohexylcarbodiimide, the 1-hydroxymethyl-5, 5-dimethylhydantoin and the silane coupling agent KH-550, so that the oil-resistant paint is effectively combined with the main material, and the obtained environment-friendly paint has excellent oil resistance.
(3) As can be seen from the data of examples 1-3 and comparative example 7, the antibacterial and oil resistance performance of the environmentally friendly paints of examples 1-3 is significantly higher than that of comparative example 7.
(4) Compared with the prior art, the environment-friendly paint disclosed by the invention has excellent antibacterial and oil-resistant performances, and can be applied to an environment-friendly device with heavy oil smoke and easy bacteria breeding.
[ detailed description ] embodiments
In order to facilitate a better understanding of the invention, the following examples are given to illustrate, but not to limit the scope of the invention.
In the embodiment, the environment-friendly paint comprises the following raw materials in parts by weight: 60-80 parts of polyamide resin, 5-15 parts of phenolic resin, 4-9 parts of acrylic resin, 2-5 parts of azodiisobutyrate (ethylene acrylate), 1-5 parts of rosin resin, 3-6 parts of phthalic anhydride, 1-5 parts of chlorinated paraffin, 4-8 parts of zinc oxide, 3-6 parts of nano silicon dioxide, 2-8 parts of calcium carbonate powder, 1-5 parts of bentonite, 4-8 parts of cellulose acetate, 3-6 parts of kieselguhr, 2-5 parts of glycerol, 1-5 parts of tributyl citrate, 4-8 parts of bisphenol A polycarbonate, 3-6 parts of tartaric acid, 2-4 parts of diacetyl aniline, 1-5 parts of ammonium polyphosphate, 4-8 parts of potassium persulfate, 3-9 parts of pentaerythritol, 6-10 parts of polylactic acid, 8-12 parts of chitosan, 8-5604-6 parts of silane coupling agent KH-5604-6 parts, 10-20 parts of oil-resistant modification auxiliary agent and 8-15 parts of antibacterial modification auxiliary agent.
The antibacterial modified additive is prepared by the following process: uniformly mixing 4-8 parts of montmorillonite, 3-6 parts of hydroxyethyl cellulose, 2-5 parts of attapulgite, 1-6 parts of rare earth chloride and 5-15 parts of sodium chloride solution according to parts by weight, heating to 60-80 ℃, preserving heat for 10-20min, stirring at the rotation speed of 850r/min of 650-; uniformly mixing the material a, 2-5 parts of ethyl orthosilicate, 1-4 parts of vinyl triethoxysilane and 3-9 parts of ammonia water, stirring at the rotation speed of 550-650r/min for 5-15min, vacuum filtering, washing, adding 4-8 parts of cellulose acetate butyrate, mixing, heating to 80-90 ℃, stirring for 1-2h, drying to constant weight, and cooling to room temperature to obtain the antibacterial modification auxiliary agent.
The oil-resistant modified auxiliary agent is prepared by the following process: the oil-resistant modified auxiliary agent is prepared by the following process: uniformly mixing 4-8 parts of octyl isothiazolinone and 5-15 parts of water according to parts by weight, heating to 60-80 ℃, preserving heat for 5-15min, then adding nano titanium dioxide, zinc stearate, magnesium stearate and silicon carbide powder, uniformly mixing, continuously heating to 80-120 ℃, preserving heat for 1-2h, stirring at the rotating speed of 650 plus materials 850r/min for 5-15min, then cooling to 40-50 ℃, then adding zeolite powder and nitrocotton, uniformly mixing, grinding, then adding a silane coupling agent KH-550, uniformly mixing, stirring at the rotating speed of 1500 plus materials 2500r/min for 5-15min, drying, grinding and sieving to obtain a material A; then adding the material A, 4-dimethylaminopyridine, dicyclohexylcarbodiimide and 1-hydroxymethyl-5, 5-dimethylhydantoin, uniformly mixing, heating to 80-90 ℃, stirring under the protection of nitrogen, removing supernatant, washing, filtering, freezing and drying to obtain the oil-resistant modification auxiliary agent.
The preparation method of the environment-friendly paint comprises the following steps:
s1, mixing polyamide resin and glycerol according to parts by weight, uniformly stirring to form a dispersion solution, adding phenolic resin, acrylic resin, azodiisobutyrate (ethylene acrylate) ester, rosin resin and pentaerythritol according to parts by weight, heating to 80-90 ℃, preserving heat for 20-40min, uniformly stirring and mixing, ultrasonically dispersing for 20-30min, then adding calcium carbonate powder and diatomite according to parts by weight, uniformly mixing, carrying out ball milling, cooling to room temperature to obtain a material I, wherein the ball milling rotation speed is 455 and 650r/min, and the ball milling time is 2-4 h;
s2, putting zinc oxide and nano-silica into a ball mill according to parts by weight for ball milling, wherein the ball milling rotation speed is 800-900r/min, the ball milling time is 5-15min, then adding polylactic acid, chitosan, a silane coupling agent KH-560, an oil-resistant modification auxiliary agent and an antibacterial modification auxiliary agent according to parts by weight, and continuing stirring for 8-16min to form a surface activated powder II;
s3, heating the cellulose acetate to be molten and mixed, slowly adding bentonite and chlorinated paraffin in parts by weight, stirring at the speed of 600-3900 rpm for 40-60min, moving to a high-speed stirrer, adding the material I and the material II, and dispersing at the speed of 3700-3900 rpm for 20-50min to obtain a material III;
s4, slowly adding phthalic anhydride, tributyl citrate, bisphenol A polycarbonate, tartaric acid, diacetyl aniline, ammonium polyphosphate and potassium persulfate in parts by weight into the material III, stirring at the speed of 380-.
The present invention is illustrated by the following more specific examples.
Example 1
The environment-friendly paint comprises the following raw materials in parts by weight: 65 parts of polyamide resin, 9 parts of phenolic resin, 6 parts of acrylic resin, 4 parts of azodiisobutyrate (ethylene acrylate), 3 parts of rosin resin, 4 parts of phthalic anhydride, 2 parts of chlorinated paraffin, 5 parts of zinc oxide, 5 parts of nano silicon dioxide, 4 parts of calcium carbonate powder, 2 parts of bentonite, 5 parts of cellulose acetate, 5 parts of diatomite, 3 parts of glycerol, 3 parts of tributyl citrate, 5 parts of bisphenol A polycarbonate, 4 parts of tartaric acid, 3.5 parts of diacetyl aniline, 2 parts of ammonium polyphosphate, 5.5 parts of potassium persulfate, 7 parts of pentaerythritol, 8 parts of polylactic acid, 11 parts of chitosan, KH-5604.5 parts of a silane coupling agent, 13 parts of an oil-resistant modification auxiliary agent and 12 parts of an antibacterial modification auxiliary agent.
The antibacterial modification auxiliary agent is prepared by the following process: uniformly mixing 4.5 parts of montmorillonite, 5 parts of hydroxyethyl cellulose, 4 parts of attapulgite, 3 parts of rare earth chloride and 11 parts of sodium chloride solution according to parts by weight, heating to 65 ℃, keeping the temperature for 13min, stirring at the rotating speed of 700r/min for 1, filtering, dehydrating, drying at 85 ℃, roasting at 550 ℃ for 1.5h, then placing in 7 parts of lanthanum chloride solution, stirring at the rotating speed of 2200r/min for 30min, filtering, dehydrating, drying, roasting at 650 ℃ for 35min, then placing in 13 parts of silver nitrate solution, stirring at the rotating speed of 400r/min for 10min, and drying to obtain a material a; uniformly mixing the material a, 3.5 parts of ethyl orthosilicate, 3 parts of vinyl triethoxysilane and 5.5 parts of ammonia water, stirring at the rotating speed of 600r/min for 10min, carrying out vacuum filtration, washing, then adding 7 parts of cellulose acetate butyrate, mixing, heating to 85 ℃, stirring for 1.5h, drying to constant weight, and cooling to room temperature to obtain the antibacterial modification auxiliary agent.
Wherein the oil-resistant modification auxiliary agent is prepared by the following process: the oil-resistant modified auxiliary agent is prepared by the following process: uniformly mixing 5.5 parts by weight of octyl isothiazolinone and 14 parts by weight of water, heating to 75 ℃, preserving heat for 11min, then adding nano titanium dioxide, zinc stearate, magnesium stearate and silicon carbide powder, uniformly mixing, continuously heating to 110 ℃, preserving heat for 1.5h, stirring at the rotating speed of 750r/min for 10min, then cooling to 45 ℃, then adding zeolite powder and nitrocotton, uniformly mixing, grinding, then adding a silane coupling agent KH-550, uniformly mixing, stirring at the rotating speed of 2300r/min for 8min, drying, grinding and sieving to obtain a material A; and then adding the material A, 4-dimethylaminopyridine, dicyclohexylcarbodiimide and 1-hydroxymethyl-5, 5-dimethylhydantoin, uniformly mixing, heating to 85 ℃, stirring under the protection of nitrogen, removing supernatant, washing, filtering, and freeze-drying to obtain the oil-resistant modification auxiliary agent.
The preparation method of the environment-friendly paint comprises the following steps:
s1, mixing polyamide resin and glycerol according to parts by weight, uniformly stirring to form a dispersion liquid, adding phenolic resin, acrylic resin, azodiisobutyrate (ethylene acrylate) ester, rosin resin and pentaerythritol according to parts by weight, heating to 85 ℃, keeping the temperature for 35min, uniformly stirring and mixing, performing ultrasonic dispersion for 25min, then adding calcium carbonate powder and diatomite according to parts by weight, uniformly mixing, performing ball milling, cooling to room temperature to obtain a material I, wherein the ball milling speed is 600r/min, and the ball milling time is 3 hours;
s2, putting zinc oxide and nano-silica into a ball mill according to parts by weight for ball milling, wherein the ball milling rotation speed is 850r/min, the ball milling time is 9min, then adding polylactic acid, chitosan, a silane coupling agent KH-560, an oil-resistant modification auxiliary agent and an antibacterial modification auxiliary agent according to parts by weight, and continuously stirring for 13min to form a powder II with an activated surface;
s3, heating cellulose acetate to be molten and mixed, slowly adding bentonite and chlorinated paraffin in parts by weight, stirring for 50min at 900 rpm, moving to a high-speed stirrer, adding the material I and the material II, and dispersing for 40min at 3800 rpm to obtain a material III;
s4, slowly adding phthalic anhydride, tributyl citrate, bisphenol A polycarbonate, tartaric acid, diacetyl aniline, ammonium polyphosphate and potassium persulfate in parts by weight into the material III, stirring at the speed of 420r/min for 40min, and then performing ball milling dispersion for 2.5h, wherein the rotation speed of the ball milling is 2400r/min, and the ball milling time is 45min, thus obtaining the environment-friendly paint.
Example 2
The environment-friendly paint comprises the following raw materials in parts by weight: 75 parts of polyamide resin, 12 parts of phenolic resin, 8 parts of acrylic resin, 4 parts of azodiisobutyrate (ethylene acrylate), 2 parts of rosin resin, 5 parts of phthalic anhydride, 4 parts of chlorinated paraffin, 5 parts of zinc oxide, 5 parts of nano silicon dioxide, 4 parts of calcium carbonate powder, 3 parts of bentonite, 7 parts of cellulose acetate, 4.5 parts of diatomite, 3.5 parts of glycerol, 2 parts of tributyl citrate, 6 parts of bisphenol A polycarbonate, 5 parts of tartaric acid, 3.5 parts of diacetyl aniline, 2.5 parts of ammonium polyphosphate, 6 parts of potassium persulfate, 8 parts of pentaerythritol, 8 parts of polylactic acid, 11 parts of chitosan, KH-5605 parts of silane coupling agent, 13 parts of oil-resistant modification auxiliary agent and 14 parts of antibacterial modification auxiliary agent.
The antibacterial modification auxiliary agent is prepared by the following process: uniformly mixing 7 parts of montmorillonite, 5 parts of hydroxyethyl cellulose, 4 parts of attapulgite, 3 parts of rare earth chloride and 12 parts of sodium chloride solution according to parts by weight, heating to 75 ℃, keeping the temperature for 12min, stirring at the rotating speed of 730r/min for 2, filtering, dehydrating, drying at 85 ℃, roasting at 550 ℃ for 1.5h, then placing in 7 parts of lanthanum chloride solution, stirring at the rotating speed of 2300r/min for 28min, filtering, dehydrating, drying, roasting at 750 ℃ for 35min, then placing in 15 parts of silver nitrate solution, stirring at the rotating speed of 550r/min for 14min, and drying to obtain a material a; uniformly mixing the material a, 4.5 parts of ethyl orthosilicate, 3.5 parts of vinyl triethoxysilane and 7 parts of ammonia water, stirring at the rotating speed of 620r/min for 13min, carrying out vacuum filtration, washing, then adding 7 parts of cellulose acetate butyrate, mixing, heating to 85 ℃, stirring for 1.2h, drying to constant weight, and cooling to room temperature to obtain the antibacterial modification aid.
Wherein the oil-resistant modification auxiliary agent is prepared by the following process: the oil-resistant modified auxiliary agent is prepared by the following process: uniformly mixing 6 parts of octyl isothiazolinone and 12 parts of water according to the parts by weight, heating to 70 ℃, preserving heat for 13min, then adding nano titanium dioxide, zinc stearate, magnesium stearate and silicon carbide powder, uniformly mixing, continuously heating to 90 ℃, preserving heat for 1.3h, stirring at the rotation speed of 820r/min for 10min, then cooling to 45 ℃, then adding zeolite powder and nitrocotton, uniformly mixing, grinding, then adding a silane coupling agent KH-550, uniformly mixing, stirring at the rotation speed of 2400r/min for 13min, drying, grinding and sieving to obtain a material A; and then adding the material A, 4-dimethylaminopyridine, dicyclohexylcarbodiimide and 1-hydroxymethyl-5, 5-dimethylhydantoin, uniformly mixing, heating to 85 ℃, stirring under the protection of nitrogen, removing supernatant, washing, filtering, and freeze-drying to obtain the oil-resistant modification auxiliary agent.
The preparation method of the environment-friendly paint comprises the following steps:
s1, mixing polyamide resin and glycerol according to parts by weight, uniformly stirring to form a dispersion liquid, adding phenolic resin, acrylic resin, azodiisobutyrate (ethylene acrylate) ester, rosin resin and pentaerythritol according to parts by weight, heating to 82 ℃, keeping the temperature for 30min, uniformly stirring and mixing, performing ultrasonic dispersion for 25min, then adding calcium carbonate powder and diatomite according to parts by weight, uniformly mixing, performing ball milling, cooling to room temperature to obtain a material I, wherein the ball milling speed is 600r/min, and the ball milling time is 2.5 h;
s2, putting zinc oxide and nano-silica into a ball mill according to parts by weight for ball milling, wherein the ball milling rotation speed is 870r/min, the ball milling time is 12min, then adding polylactic acid, chitosan, a silane coupling agent KH-560, an oil-resistant modification auxiliary agent and an antibacterial modification auxiliary agent according to parts by weight, and continuously stirring for 15min to form a powder II with an activated surface;
s3, heating cellulose acetate to be molten and mixed, slowly adding bentonite and chlorinated paraffin in parts by weight, stirring for 55min at the speed of 800 rpm, moving to a high-speed stirrer, adding the material I and the material II, and dispersing for 40min at the speed of 3800 rpm to obtain a material III;
s4, slowly adding phthalic anhydride, tributyl citrate, bisphenol A polycarbonate, tartaric acid, diacetyl aniline, ammonium polyphosphate and potassium persulfate in parts by weight into the material III, stirring at the speed of 430r/min for 40min, and then performing ball milling dispersion for 2.5h, wherein the rotating speed of the ball milling is 2100r/min, and the ball milling time is 45min, thus obtaining the environment-friendly paint.
Example 3
The environment-friendly paint comprises the following raw materials in parts by weight: 65 parts of polyamide resin, 13 parts of phenolic resin, 6.5 parts of acrylic resin, 3 parts of azodiisobutyrate (ethylene acrylate), 4 parts of rosin resin, 5 parts of phthalic anhydride, 4.5 parts of chlorinated paraffin, 6 parts of zinc oxide, 5 parts of nano silicon dioxide, 3 parts of calcium carbonate powder, 2 parts of bentonite, 7 parts of cellulose acetate, 4 parts of diatomite, 3 parts of glycerol, 4 parts of tributyl citrate, 5 parts of bisphenol A polycarbonate, 4.5 parts of tartaric acid, 2.5 parts of diacetyl aniline, 4 parts of ammonium polyphosphate, 7 parts of potassium persulfate, 5 parts of pentaerythritol, 9 parts of polylactic acid, 11 parts of chitosan, KH-5605 parts of silane coupling agent, 14 parts of oil-resistant modification assistant and 11 parts of antibacterial modification assistant.
The antibacterial modification auxiliary agent is prepared by the following process: uniformly mixing 6 parts of montmorillonite, 5 parts of hydroxyethyl cellulose, 3.5 parts of attapulgite, 3 parts of rare earth chloride and 8 parts of sodium chloride solution according to parts by weight, heating to 75 ℃, keeping the temperature for 12min, stirring at 780r/min for 2min, filtering, dehydrating, drying at 85 ℃, roasting at 580 ℃ for 1.6h, then placing in 7 parts of lanthanum chloride solution, stirring at 2000r/min for 32min, filtering, dehydrating, drying, roasting at 760 ℃ for 32min, then placing in 13 parts of silver nitrate solution, stirring at 580r/min for 8min, and drying to obtain a material a; uniformly mixing the material a, 4 parts of ethyl orthosilicate, 3.5 parts of vinyl triethoxysilane and 8 parts of ammonia water, stirring at a rotating speed of 590r/min for 8min, carrying out vacuum filtration, washing, adding 5.5 parts of cellulose acetate butyrate, mixing, heating to 82 ℃, stirring for 1.2h, drying to constant weight, and cooling to room temperature to obtain the antibacterial modification aid.
Wherein the oil-resistant modification auxiliary agent is prepared by the following process: the oil-resistant modified auxiliary agent is prepared by the following process: uniformly mixing 7 parts of octyl isothiazolinone and 8 parts of water according to the parts by weight, heating to 70 ℃, preserving heat for 9min, then adding nano titanium dioxide, zinc stearate, magnesium stearate and silicon carbide powder, uniformly mixing, continuously heating to 105 ℃, preserving heat for 1.5h, stirring at the rotation speed of 820r/min for 11min, then cooling to 45 ℃, then adding zeolite powder and nitrocotton, uniformly mixing, grinding, then adding a silane coupling agent KH-550, uniformly mixing, stirring at the rotation speed of 1800r/min for 9min, drying, grinding and sieving to obtain a material A; and then adding the material A, 4-dimethylaminopyridine, dicyclohexylcarbodiimide and 1-hydroxymethyl-5, 5-dimethylhydantoin, uniformly mixing, heating to 80 ℃, stirring under the protection of nitrogen, removing supernatant, washing, filtering, and freeze-drying to obtain the oil-resistant modification auxiliary agent.
The preparation method of the environment-friendly paint comprises the following steps:
s1, mixing polyamide resin and glycerol according to parts by weight, uniformly stirring to form a dispersion liquid, adding phenolic resin, acrylic resin, azodiisobutyrate (ethylene acrylate) ester, rosin resin and pentaerythritol according to parts by weight, heating to 85 ℃, keeping the temperature for 35min, uniformly stirring and mixing, performing ultrasonic dispersion for 28min, then adding calcium carbonate powder and diatomite according to parts by weight, uniformly mixing, performing ball milling, cooling to room temperature to obtain a material I, wherein the ball milling speed is 570r/min, and the ball milling time is 2.5 h;
s2, putting zinc oxide and nano-silica into a ball mill according to parts by weight for ball milling, wherein the ball milling rotation speed is 880r/min, the ball milling time is 12min, then adding polylactic acid, chitosan, a silane coupling agent KH-560, an oil-resistant modification auxiliary agent and an antibacterial modification auxiliary agent according to parts by weight, and continuously stirring for 15min to form a powder II with an activated surface;
s3, heating cellulose acetate to be molten and mixed, slowly adding bentonite and chlorinated paraffin in parts by weight, stirring for 50min at a speed of 920 rpm, moving to a high-speed stirrer, adding the material I and the material II, and dispersing for 45min at a speed of 3800 rpm to obtain a material III;
s4, slowly adding phthalic anhydride, tributyl citrate, bisphenol A polycarbonate, tartaric acid, diacetyl aniline, ammonium polyphosphate and potassium persulfate in parts by weight into the material III, stirring at the speed of 430r/min for 40min, and then performing ball milling dispersion for 2.5h, wherein the rotation speed of the ball milling is 1900r/min, and the ball milling time is 35min, thus obtaining the environment-friendly paint.
Comparative example 1
The preparation process is basically the same as that of the preparation process in the example 1, except that the raw materials for preparing the environment-friendly paint lack polylactic acid, chitosan, a silane coupling agent KH-560, an oil-resistant modification auxiliary agent and an antibacterial modification auxiliary agent.
Comparative example 2
The preparation process was substantially the same as that of example 1, except that polylactic acid was absent from the raw materials for preparing the eco-friendly paint.
Comparative example 3
The preparation process was substantially the same as that of example 1, except that chitosan was absent from the raw materials for preparing the eco-friendly paint.
Comparative example 4
The preparation process was substantially the same as that of example 1, except that the silane coupling agent KH-560 was absent from the raw materials for preparing the eco-friendly paint.
Comparative example 5
The preparation process is basically the same as that of the preparation process in the example 1, except that the oil-resistant modification auxiliary agent is absent in the raw materials for preparing the environment-friendly paint.
Comparative example 6
The preparation process is basically the same as that of the preparation process in the example 1, except that the raw materials for preparing the environment-friendly paint lack the antibacterial modification auxiliary agent.
Comparative example 7
Adopts Chinese patent application document 'a composite environment-friendly paint' (publication number: CN104893473B)
Paints were prepared by the procedures of examples 1-5.
The antibacterial and oil resistance properties of the eco-friendly paints of examples 1 to 3 and comparative examples 1 to 7 were measured, and the results are shown in the following table:
| experimental project | Antibacterial Property (%) | Number of times of wiping with oil-resistant pen |
| Example 1 | 99.46 | 116 |
| Example 2 | 98.92 | 113 |
| Example 3 | 98.76 | 110 |
| Comparative example 1 | 25.68 | 51 |
| Comparative example 2 | 89.61 | 106 |
| Comparative example 3 | 92.86 | 113 |
| Comparative example 4 | 93.72 | 110 |
| Comparative example 5 | 95.25 | 99 |
| Comparative example 6 | 73.34 | 102 |
| Comparative example 7 | 2.13-4.37 | 21-46 |
Note: the environment-friendly paint is subjected to an antibacterial test by adopting national standard GBT21510-2008 on antibacterial performance so as to detect the killing rate of escherichia coli or golden yellow grape balls, wherein the specification of the national standard GBT21510-2008 is 90%. The number of times of oil-resistant pen wiping was obtained from an oil-resistant pen wiping experiment under wiping conditions in which examples 1 to 3 and comparative examples 1 to 7 were coated on glass, cured to form a film under irradiation of a 1000w ultraviolet lamp, 3cm x 3cm "plus" was written with an oil pen, wiped with a dust-free cloth after waiting for 5 minutes at room temperature, and the results of the number of times of wiping were counted cyclically in order.
(1) As can be seen from the data of examples 1-3, example 1 is the most preferred example and the best antimicrobial and oil resistance properties are obtained.
(2) As can be seen from the data of the example 1 and the comparative examples 1 to 6, the polylactic acid, the chitosan, the silane coupling agent KH-560, the oil-resistant modification auxiliary agent and the antibacterial modification auxiliary agent are simultaneously added to prepare the environment-friendly paint to play a synergistic role, so that the antibacterial and oil-resistant performances of the environment-friendly paint are remarkably improved, which may be: polylactic acid and chitosan are used as environment-friendly raw materials, the environment-friendly paint has antibacterial and oil-resistant performances, the chitosan and the polylactic acid are effectively combined by utilizing the grafting effect of a silane coupling agent KH-560, the synergistic effect of the polylactic acid and the chitosan promotes the environment-friendly paint of the invention to have the basic performance of the paint and also have excellent antibacterial and oil-resistant performances, the polylactic acid is used as a basic raw material of the synergistic effect, the porous and antibacterial performances of the chitosan are utilized to inhibit the bacteriostatic growth, attachment sites are provided for an oil-resistant modification auxiliary agent and an antibacterial modification auxiliary agent under the grafting modification effect of the silane coupling agent KH-560, and the antibacterial modification auxiliary agent is prepared by uniformly mixing montmorillonite, hydroxyethyl cellulose, attapulgite, rare earth chloride and sodium chloride solution, stirring after heating, filtering, dehydrating, drying and then roasting, then placing the mixture into a lanthanum chloride solution, stirring, filtering, dehydrating, drying, roasting, then placing the mixture into a silver nitrate solution, stirring, and drying to obtain a material a; uniformly mixing a material a, tetraethoxysilane, vinyltriethoxysilane and ammonia water, stirring, carrying out vacuum filtration, washing, adding cellulose acetate butyrate, mixing, heating, stirring, drying to constant weight, and cooling to room temperature to obtain the antibacterial modified assistant, wherein montmorillonite, hydroxyethyl cellulose, attapulgite, rare earth chloride and cellulose acetate butyrate are used as fillers, lanthanum chloride solution, tetraethoxysilane and vinyltriethoxysilane are used as modified assistants, and the obtained antibacterial modified assistant is effectively combined with the main material under the action of a silane coupling agent KH-560, so that the antibacterial performance of the environment-friendly paint is improved. The oil-resistant modification auxiliary agent is prepared by uniformly mixing octyl isothiazolinone and water, heating, preserving heat, then adding nano titanium dioxide, zinc stearate, magnesium stearate and silicon carbide powder, uniformly mixing, continuing heating, preserving heat, stirring, then cooling, then adding zeolite powder and nitrocotton, uniformly mixing, grinding, then adding silane coupling agent KH-550, uniformly mixing, stirring, drying, grinding and sieving to obtain a material A; adding the material A, 4-dimethylaminopyridine, dicyclohexylcarbodiimide and 1-hydroxymethyl-5, 5-dimethylhydantoin, uniformly mixing, heating, stirring under the protection of nitrogen, removing supernatant, washing, filtering, and freeze-drying to obtain the oil-resistant paint, wherein nano titanium dioxide, zinc stearate, magnesium stearate, silicon carbide powder, zeolite powder and nitrocotton are used as fillers, octyl isothiazolinone is used as an oil-resistant base material, and the obtained oil-resistant modification auxiliary agent and the silane coupling agent KH-560 are subjected to synergistic action under the modification action of the 4-dimethylaminopyridine, the dicyclohexylcarbodiimide, the 1-hydroxymethyl-5, 5-dimethylhydantoin and the silane coupling agent KH-550, so that the oil-resistant paint is effectively combined with the main material, and the obtained environment-friendly paint has excellent oil resistance.
(3) As can be seen from the data of examples 1-3 and comparative example 7, the antibacterial and oil resistance performance of the environmentally friendly paints of examples 1-3 is significantly higher than that of comparative example 7.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (1)
1. The environment-friendly paint is characterized by comprising the following raw materials in parts by weight: 60-80 parts of polyamide resin, 5-15 parts of phenolic resin, 4-9 parts of acrylic resin, 2-5 parts of azodiisobutyrate (ethylene acrylate), 1-5 parts of rosin resin, 3-6 parts of phthalic anhydride, 1-5 parts of chlorinated paraffin, 4-8 parts of zinc oxide, 3-6 parts of nano silicon dioxide, 2-8 parts of calcium carbonate powder, 1-5 parts of bentonite, 4-8 parts of cellulose acetate, 3-6 parts of kieselguhr, 2-5 parts of glycerol, 1-5 parts of tributyl citrate, 4-8 parts of bisphenol A polycarbonate, 3-6 parts of tartaric acid, 2-4 parts of diacetyl aniline, 1-5 parts of ammonium polyphosphate, 4-8 parts of potassium persulfate, 3-9 parts of pentaerythritol, 6-10 parts of polylactic acid, 8-12 parts of chitosan, 8-5604-6 parts of silane coupling agent KH-5604, 10-20 parts of oil-resistant modification auxiliary agent and 8-15 parts of antibacterial modification auxiliary agent;
the weight ratio of the polylactic acid to the chitosan to the silane coupling agent KH-560 to the oil-resistant modification auxiliary agent to the antibacterial modification auxiliary agent is (6-10): (8-12): (4-6): (10-20): (8-15);
the antibacterial modified additive is prepared by the following process: uniformly mixing 4-8 parts of montmorillonite, 3-6 parts of hydroxyethyl cellulose, 2-5 parts of attapulgite, 1-6 parts of rare earth chloride and 5-15 parts of sodium chloride solution according to parts by weight, heating to 60-80 ℃, preserving heat for 10-20min, stirring at the rotation speed of 850r/min of 650-; uniformly mixing the material a, 2-5 parts of ethyl orthosilicate, 1-4 parts of vinyl triethoxysilane and 3-9 parts of ammonia water, stirring at the rotation speed of 550-650r/min for 5-15min, vacuum filtering, washing, then adding 4-8 parts of cellulose acetate butyrate, mixing, heating to 80-90 ℃, stirring for 1-2h, drying to constant weight, and cooling to room temperature to obtain the antibacterial modification auxiliary agent;
the oil-resistant modified auxiliary agent is prepared by the following process: uniformly mixing octyl isothiazolinone and water, heating, preserving heat, then adding nano titanium dioxide, zinc stearate, magnesium stearate and silicon carbide powder, uniformly mixing, continuously heating, preserving heat, stirring, then cooling, then adding zeolite powder and nitrocotton, uniformly mixing, grinding, then adding silane coupling agent KH-550, uniformly mixing, stirring, drying, grinding and sieving to obtain a material A; then adding the material A, 4-dimethylaminopyridine, dicyclohexylcarbodiimide and 1-hydroxymethyl-5, 5-dimethylhydantoin, uniformly mixing, heating, stirring under the protection of nitrogen, removing supernatant, washing, filtering, and freeze-drying to obtain an oil-resistant modification auxiliary agent;
the preparation method of the environment-friendly paint comprises the following steps:
s1, mixing polyamide resin and glycerol according to parts by weight, stirring uniformly to form a dispersion liquid, adding phenolic resin, acrylic resin, azodiisobutyrate (ethylene acrylate) ester, rosin resin and pentaerythritol according to parts by weight, heating to 80-90 ℃, preserving heat for 20-40min, stirring uniformly, performing ultrasonic dispersion for 20-30min, adding calcium carbonate powder and diatomite according to parts by weight, mixing uniformly, performing ball milling, and cooling to room temperature to obtain a material I;
s2, putting zinc oxide and nano-silica into a ball mill according to parts by weight for ball milling, then adding polylactic acid, chitosan, a silane coupling agent KH-560, an oil-resistant modification auxiliary agent and an antibacterial modification auxiliary agent according to parts by weight, and continuously stirring for 8-16min to form a powder II with activated surfaces;
s3, heating the cellulose acetate to be molten and mixed, slowly adding bentonite and chlorinated paraffin in parts by weight, stirring at the speed of 600-3900 rpm for 40-60min, moving to a high-speed stirrer, adding the material I and the material II, and dispersing at the speed of 3700-3900 rpm for 20-50min to obtain a material III;
s4, slowly adding phthalic anhydride, tributyl citrate, bisphenol A polycarbonate, tartaric acid, diacetyl aniline, ammonium polyphosphate and potassium persulfate in parts by weight into the material III, stirring at the speed of 380-450r/min for 35-45min, and then performing ball milling and dispersion for 2-3h to obtain the environment-friendly paint;
in S1, the rotation speed of ball milling is 455-650r/min, and the ball milling time is 2-4 h;
in S2, the rotation speed of ball milling is 800-;
in S4, the rotation speed of ball milling is 1500-.
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| CN109054553A (en) * | 2018-07-11 | 2018-12-21 | 合肥达户电线电缆科技有限公司 | A kind of environment protection oil paint material and preparation method thereof |
| CN109051343A (en) * | 2018-07-18 | 2018-12-21 | 安徽省粤隆印刷科技有限公司 | A kind of printing machine ink storage device |
| CN109370337A (en) * | 2018-10-26 | 2019-02-22 | 长沙浩然医疗科技有限公司 | A kind of acrylic polyurethane coating and preparation method thereof |
| CN109486290A (en) * | 2018-11-15 | 2019-03-19 | 佛山科学技术学院 | A kind of long acting antibiotic self-cleaning interior wall coating |
| CN117447138B (en) * | 2023-10-31 | 2024-05-14 | 广东合睿智造新材料有限公司 | Polyurethane modified cement adhesive for pasting large-size rock plates |
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