CN110373093A - A kind of steel guard rail coating and preparation method thereof - Google Patents
A kind of steel guard rail coating and preparation method thereof Download PDFInfo
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- CN110373093A CN110373093A CN201910780613.4A CN201910780613A CN110373093A CN 110373093 A CN110373093 A CN 110373093A CN 201910780613 A CN201910780613 A CN 201910780613A CN 110373093 A CN110373093 A CN 110373093A
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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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1656—Antifouling paints; Underwater paints characterised by the film-forming substance
- C09D5/1662—Synthetic film-forming substance
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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
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special additives
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
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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
- C08K2003/2206—Oxides; Hydroxides of metals of calcium, strontium or barium
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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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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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
- C08L2205/03—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 present invention relates to nano paint fields, more particularly to a kind of steel guard rail coating and preparation method thereof, the raw material of steel guard rail coating include phosphorous flame-retardant epoxy resin, Dow butyl carbitol, nano modification pigment, dispersing agent, defoaming agent, nano modification talcum powder, nano modification titanium dioxide, oxidation deionized water, film forming agent, preservative, thickener, sec-Butyl Acetate and nano modification calcium oxide；By nano modification pigment, phosphorous flame-retardant epoxy resin and 60% oxidation deionized water be added reaction kettle in, after stirring compo A；Be added nano modification talcum powder, nano modification titanium dioxide, nano modification calcium oxide, dispersing agent, defoaming agent, film forming agent, 40% preservative, 50% thickener and 50% sec-Butyl Acetate, obtain compo B；Compo B filters to obtain compo C；Surplus stock is added and stirs to obtain steel guard rail nano paint.Steel guard rail coating of the invention has the advantages that durability against pollution is strong, resistance to corrosion is strong and anti-strip.
Description
Technical field
The present invention relates to nano paint technical fields more particularly to a kind of steel guard rail coating and preparation method thereof.
Background technique
Currently, air pollution and rain erosion etc. bring serious invade to the steel guard rail of the works such as road and bridge urban operating mechanism
Erosion, influences its aesthetics, functionality and durability.Traditional coating is poor in the prevalence of durability against pollution, resistance to corrosion is poor, easy-peel
The disadvantages of falling restricts its application to a certain extent.A kind of steel surface is referred in 105670358 A of application number CN
Anticorrosive nano-coating and its manufacture craft, the invention provides it is a kind of with high-weatherability, high-wearing feature, highly corrosion resistant steel
Material surface anticorrosion nano paint, the steel surface anticorrosive nano-coating can effectively meet steel anti-chloride permeability, anti-for a long time
The requirement such as bioerosion, anticorrosion, the nano paint are suitable for all kinds of steel structure surfaces, including steel building, municipal administration shield
The surface of the steel such as column, street lamp, sluice gate, steel pipe；The nano material can form one layer of cause in steel surface at normal temperature
Close, hard protective film, so that the corrosive medias such as steel surface and oxygen gas and water, chloride ion in air are completely isolated, thus
Reach good anti-corrosion effect, while the nano material has very strong adhesive force and weather resistance, but still has toxicity
By force, the disadvantage that resistance to soiling is poor, steel blending is poor, the not strong insulation performance of resistance to corrosion is general.
Therefore, for the problem of current coating durability deficiency, have that durability against pollution is strong, resistance to corrosion is strong, anti-strip
The features such as everybody pay close attention to hot spot, for this purpose, we have proposed a kind of steel guard rail coating and preparation method thereof.
Summary of the invention
The main purpose of the present invention is to provide a kind of steel guard rail coating and preparation method thereof, to solve prior art presence
In durability against pollution is poor, antistrip performance is general and insulation performance is poor problem.
The technical solution adopted by the present invention is that:
A kind of steel guard rail coating, the raw material including following parts by weight: 40-50 parts of phosphorous flame-retardant epoxy resin, Dow two
3-5 parts of glycol butyl ether, 25-30 parts of nano modification pigment, 1-3 parts of dispersing agent, 0.5-2 parts of defoaming agent, nano modification talcum powder 15-
25 parts, 20-30 parts of nano modification titanium dioxide, deionized water 40-60 parts of oxidation, 2-4 parts of film forming agent, 0.5-2 parts of preservative, thickening
1-3 parts of agent, 1-3 parts of sec-Butyl Acetate, 6-8 parts of nano modification calcium oxide.
Further, the raw material including following parts by weight: 45 parts of phosphorous flame-retardant epoxy resin, Dow diethylene glycol (DEG) fourth
4 parts of ether, 28 parts of nano modification pigment, 2 parts of dispersing agent, 1.3 parts of defoaming agent, 20 parts of nano modification talcum powder, nano modification titanium white
25 parts of powder, 50 parts of deionized water of oxidation, 3 parts of film forming agent, 1.3 parts of preservative, 2 parts of thickener, 2 parts of sec-Butyl Acetate and nanometer change
7 parts of calcium oxide of property.
The nano modification pigment is the mixture of one or both of nano magnesia, nanometer ferric oxide.
The dispersing agent is the mixture of one or both of POLYPROPYLENE GLYCOL, polyvinyl alcohol.
The defoaming agent is the mixture of one or both of polyoxyethylene-modified ether epoxy, polystyrene polyalcohol.
The film forming agent is modified propylene glycol methyl ether acetate.
The preservative is modified benzimidazole methyl carbamate.
The thickener is nano modification Sodium Polyacrylate.
The average grain diameter of the nano modification pigment is 35-45nm, the nano modification talcum powder and the nano modification
The average grain diameter of titanium dioxide is 0.6 μm.
A kind of preparation method of steel guard rail coating, steps are as follows:
Step 1) presses above-mentioned weight for nano modification pigment, Dow butyl carbitol, phosphorous flame-retardant epoxy resin and 60%
Oxidation deionized water be added in reaction kettle, the revolving speed that reaction kettle is arranged is 880-920 revs/min of speed, 30-35 points of stirring
Clock obtains compo A；
Nano modification talcum powder, nano modification titanium dioxide, nano modification oxidation is added in step 2 in obtained compo A
Calcium, dispersing agent, defoaming agent, film forming agent, 40% preservative, 50% thickener and 50% sec-Butyl Acetate, adjust reaction kettle with
880-920 revs/min of speed is stirred, and is stirred 30-35 minutes, is obtained compo B；
Obtained compo B is carried out coarse filtration using 200 mesh stainless steel filter screens by step 3), obtains compo C, will
Compo C is put into blender；
Remaining 60% preservative, 50% thickener, 50% sec-Butyl Acetate in step 2 are added to step by step 4)
3) be stirred in blender, then be gradually added in step 1) remaining 40% peroxide deionized water be rinsed and stir
Even, mixing time is 30-40 minutes, obtains steel guard rail nano paint；
Obtained steel guard rail coating is carried out filling and sealing by step 5) within 30 minutes, sticks Sign Board.
The setting time of resulting steel guard rail coating is 30-55 minutes, and intensity is 15-30 Mpa.
The beneficial effects of the present invention are:
1, the phosphorous flame-retardant epoxy resin in steel guard rail coating of the present invention has very strong chemical corrosion resistance, self-cleaning property, power
Intensity is higher, electrical insulating property is good, corrosion resistance is strong, and specific nano dye is cooperated to be stirred, specific nano dye tool
Have to anti-ultraviolet optical property, anti-aging other materials, intensity and chemical-resistance can be improved, improves the synthesis of coating
Ability, and have no toxic side effect；
2, modifying agent increases the blending of material and the adsorptivity to attachment steel body in steel guard rail coating of the present invention, while also increasing
The durable practicability of material is added；
3, film forming agent, preservative and thickener used in the defoaming agent manufacturing process in steel guard rail coating of the present invention are nothing
The material of toxic side effect, it is harmless to staff while improving the anti-corrosion ability and lubricating ability of coating.
In short, a kind of steel guard rail coating provided by the invention and preparation method thereof has, durability against pollution is strong, resistance to corrosion
The advantages of strong and anti-strip.
Specific embodiment
The invention will be further described for citing below.
Embodiment 1
A kind of steel guard rail coating, the raw material including following weight: 40 parts of phosphorous flame-retardant epoxy resin, Dow diethylene glycol (DEG) only son
3 kilograms of ether, 30 kilograms of nano magnesia, 1 kilogram of POLYPROPYLENE GLYCOL, 1 kilogram of polyoxyethylene-modified ether epoxy, nano modification talcum powder
20 kilograms, 25 kilograms of nano modification titanium dioxide, 45 kilograms of deionized water is aoxidized, 3 kilograms of film forming agent, 1.5 kilograms of preservative, is thickened
2 kilograms of agent, 2 kilograms of sec-Butyl Acetate, 7 kilograms of the modified oxidized calcium of sodium rice.
A kind of preparation method of steel guard rail coating, comprising the following steps:
Step 1) presses above-mentioned weight for nano modification pigment, Dow butyl carbitol, phosphorous flame-retardant epoxy resin and 60%
Oxidation deionized water be added in reaction kettle, the revolving speed that reaction kettle is arranged is 880-920 revs/min of speed, 30-35 points of stirring
Clock obtains compo A；
Nano modification talcum powder, nano modification titanium dioxide, nano modification oxidation is added in step 2 in obtained compo A
Calcium, dispersing agent, defoaming agent, film forming agent, 40% preservative, 50% thickener and 50% sec-Butyl Acetate, adjust reaction kettle with
880-920 revs/min of speed is stirred, and is stirred 30-35 minutes, is obtained compo B；
Obtained compo B is carried out coarse filtration using 200 mesh stainless steel filter screens by step 3), obtains compo C, will
Compo C is put into blender；
Remaining 60% preservative, 50% thickener, 50% sec-Butyl Acetate in step 2 are added to step by step 4)
3) be stirred in blender, then be gradually added in step 1) remaining 40% peroxide deionized water be rinsed and stir
Even, mixing time is 30-40 minutes, obtains steel guard rail nano paint；
Obtained steel guard rail coating is carried out filling and sealing by step 5) within 30 minutes, sticks Sign Board.
Setting time is 30-35 minutes when obtained steel guard rail nano paint uses, intensity 15-20MPA.
Embodiment 2
A kind of steel guard rail coating, the raw material including following weight: 45 kilograms of phosphorous flame-retardant epoxy resin, Dow diglycol monotertiary
It 3 kilograms of butyl ether, 25 kilograms of nano modification pigment, 1 kilogram of dispersing agent, 1 kilogram of defoaming agent, 20 kilograms of nano modification talcum powder, receives
25 kilograms of modified titanium of rice, 45 kilograms of deionized water of oxidation, 3 kilograms of film forming agent, 1.5 kilograms of preservative, 2 kilograms of thickener,
2 kilograms of sec-Butyl Acetate, 7 kilograms of the modified oxidized calcium of sodium rice.
The preparation method is the same as that of Example 1, and setting time is 40-45 minutes when obtained steel guard rail nano paint uses, intensity
For 20-25 MPA.
Embodiment 3
A kind of steel guard rail coating, the raw material including following weight: 50 kilograms of phosphorous flame-retardant epoxy resin, Dow diglycol monotertiary
It 3 kilograms of butyl ether, 20 kilograms of nano modification pigment, 1 kilogram of dispersing agent, 1 kilogram of defoaming agent, 20 kilograms of nano modification talcum powder, receives
25 kilograms of modified titanium of rice, 45 kilograms of deionized water of oxidation, 3 kilograms of film forming agent, 1.5 kilograms of preservative, 2 kilograms of thickener,
2 kilograms of sec-Butyl Acetate, 7 kilograms of the modified oxidized calcium of sodium rice.
The preparation method is the same as that of Example 1, and setting time is 50-55 minutes when obtained steel guard rail nano paint uses, intensity
For 25-30MPA.
Embodiment 4
A kind of steel guard rail coating, the raw material including following weight: 40 kilograms of phosphorous flame-retardant epoxy resin, Dow diethylene glycol (DEG) fourth
3 kilograms of ether, 1 kilogram of dispersing agent, 0.5 kilogram of defoaming agent, 15 kilograms of nano modification talcum powder, is received 25 kilograms of nano modification pigment
Rice 20 kilograms of modified titanium, oxidation 40 kilograms of deionized water, 2 kilograms of film forming agent, 0.5 kilogram of preservative, 1 kilogram of thickener,
1 kilogram of sec-Butyl Acetate, 6 kilograms of nano modification calcium oxide.
The preparation method is the same as that of Example 1, and setting time is 30-35 minutes when obtained steel guard rail nano paint uses, intensity
For 15-20MPA.
Embodiment 5
A kind of steel guard rail coating, the raw material including following weight: 50 kilograms of phosphorous flame-retardant epoxy resin, Dow diethylene glycol (DEG) fourth
5 kilograms of ether, 30 kilograms of nano modification pigment, 3 kilograms of dispersing agent, 2 kilograms of defoaming agent, nano modification talcum powder 25 kilogram, nanometer
30 kilograms of modified titanium, oxidation 60 kilograms of deionized water, 4 kilograms of film forming agent, 2 kilograms of preservative, 3 kilograms of thickener, acetic acid
3 kilograms of secondary butyl ester, 8 kilograms of nano modification calcium oxide.
The preparation method is the same as that of Example 1, and setting time is 50-55 minutes when obtained steel guard rail nano paint uses, intensity
For 25-30MPA.
Embodiment 6
A kind of steel guard rail coating, the raw material including following weight: 45 kilograms of phosphorous flame-retardant epoxy resin, Dow diethylene glycol (DEG) fourth
4 kilograms of ether, 2 kilograms of dispersing agent, 1.3 kilograms of defoaming agent, 20 kilograms of nano modification talcum powder, is received 28 kilograms of nano modification pigment
Rice 25 kilograms of modified titanium, oxidation 50 kilograms of deionized water, 3 kilograms of film forming agent, 1.3 kilograms of preservative, 2 kilograms of thickener,
2 kilograms and 7 kilograms of nano modification calcium oxide of sec-Butyl Acetate.
The preparation method is the same as that of Example 1, and setting time is 40-45 minutes when obtained steel guard rail nano paint uses, intensity
For 20-25MPA.
Embodiment 7
A kind of steel guard rail coating, the raw material including following weight: 41 kilograms of phosphorous flame-retardant epoxy resin, Dow diethylene glycol (DEG) fourth
4 kilograms of ether, 2 kilograms of dispersing agent, 0.6 kilogram of defoaming agent, 16 kilograms of nano modification talcum powder, is received 26 kilograms of nano modification pigment
Rice 21 kilograms of modified titanium, oxidation 41 kilograms of deionized water, 3 kilograms of film forming agent, 0.6 kilogram of preservative, 2 kilograms of thickener,
2 kilograms and 8 kilograms of nano modification calcium oxide of sec-Butyl Acetate.
The preparation method is the same as that of Example 1, and setting time is 30-35 minutes when obtained steel guard rail nano paint uses, intensity
For 15-20MPA.
Embodiment 8
A kind of steel guard rail coating, the raw material including following weight: 49 kilograms of phosphorous flame-retardant epoxy resin, Dow diethylene glycol (DEG) fourth
4 kilograms of ether, 2 kilograms of dispersing agent, 1.9 kilograms of defoaming agent, 24 kilograms of nano modification talcum powder, is received 29 kilograms of nano modification pigment
Rice 29 kilograms of modified titanium, oxidation 59 kilograms of deionized water, 3 kilograms of film forming agent, 1.9 kilograms of preservative, 2 kilograms of thickener,
1 kilogram and 7 kilograms of nano modification calcium oxide of sec-Butyl Acetate.
The preparation method is the same as that of Example 1, and setting time is 50-55 minutes when obtained steel guard rail nano paint uses, intensity
For 25-30MPA.
Embodiment 9
A kind of steel guard rail coating, the raw material including following weight: 43 kilograms of phosphorous flame-retardant epoxy resin, Dow diethylene glycol (DEG) fourth
4 kilograms of ether, 27 kilograms of nano modification pigment, 2 kilograms of dispersing agent, 1 kilogram of defoaming agent, nano modification talcum powder 18 kilogram, nanometer
23 kilograms of modified titanium, oxidation 43 kilograms of deionized water, 3 kilograms of film forming agent, 1 kilogram of preservative, 1 kilogram of thickener, acetic acid
2 kilograms and 7 kilograms of nano modification calcium oxide of secondary butyl ester.
The preparation method is the same as that of Example 1, and setting time is 35-40 minutes when obtained steel guard rail nano paint uses, intensity
For 15-20MPA.
Embodiment 10
A kind of steel guard rail coating, the raw material including following weight: 47 kilograms of phosphorous flame-retardant epoxy resin, Dow diethylene glycol (DEG) fourth
5 kilograms of ether, 3 kilograms of dispersing agent, 1.6 kilograms of defoaming agent, 22 kilograms of nano modification talcum powder, is received 27 kilograms of nano modification pigment
Rice 27 kilograms of modified titanium, oxidation 46 kilograms of deionized water, 4 kilograms of film forming agent, 1.6 kilograms of preservative, 3 kilograms of thickener,
3 kilograms and 8 kilograms of nano modification calcium oxide of sec-Butyl Acetate.
The preparation method is the same as that of Example 1, and setting time is 45-50 minutes when obtained steel guard rail nano paint uses, intensity
For 20-25MPA.
Comparative example
Comparative example is the application publication number mentioned in background technique are as follows: 105670358 A of CN, denomination of invention are as follows: a kind of steel table
The application for a patent for invention of face anticorrosive nano-coating and its manufacture craft discloses its formula are as follows: 20~22 parts of nano silica；
8~10 parts of wax powder；18~20 parts of n-butanol；4~5 parts of butyl acetate；10~12 parts of acrylic acid；8~10 parts of butyl acrylate；Ammonia
5~6 parts of base Ethyl formate；13~15 parts of titanium dioxide；10~12 parts of blanc fixe.1) its preparation process includes the following steps:
N-butanol and acrylic acid is added in ratio by weight in a kettle, and nano silica, 800r/ are then added while stirring
The speed of min stirs 30 minutes；2) wax powder and butyl acetate are added in reaction kettle by ratio by weight, the speed of 500r/min
Degree stirring 40 minutes；3) titanium dioxide and blanc fixe are added in reaction kettle by ratio by weight, the speed of 800r/min
Stirring 30 minutes；4) butyl acrylate and urethanes are added in reaction kettle by ratio by weight, 1000r/min's
Speed stirs 20 minutes, and steel surface anticorrosive nano-coating is made；5) filling steel surface anticorrosive nano-coating is sealed, it is necessary to
It is filling that sealing is completed in 1 hour.
The technical parameter index for choosing the embodiment of the present invention 1-3, compares with the technical parameter index of comparative example, right
It see the table below than result.
1 technical indicator of embodiment:
| Project | Technical indicator |
| Embodiment 1 | Template brushing test |
| Adhesive force (pulls open method, carbon steel/carbon steel) | 3Mpa or so |
| Curing time | 30-35 minutes |
| Intensity | 15-20MPA |
| Solid content | > 65% |
| Water resistance > 3 days | It gets rusty, without blistering, nothing without peeling |
| Acid resistance 10% HCI or H2SO4,> 3 days | It gets rusty, without blistering, nothing without peeling |
| 10% NaOH > of alkali resistance 3 days | It gets rusty, without blistering, nothing without peeling |
| Resistance to salt water (3%N,aC1 300C) 3 days > | It gets rusty, without blistering, nothing without peeling |
| Salt fog resistance | > 300h is unchanged |
| Oil resistivity (70#Gasoline, aviation kerosine) > 30 days | Without blistering, without peeling |
| Ultraviolet aging resistance | 300~600h of > is substantially unchanged |
2 technical indicator of embodiment:
| Project | Technical indicator |
| Embodiment 2 | Template brushing test |
| Adhesive force (pulls open method, carbon steel/carbon steel) | 3Mpa or so |
| Curing time | 40-45 minutes |
| Intensity | 20-25MPA |
| Solid content | > 65% |
| Water resistance > 3 days | It gets rusty, without blistering, nothing without peeling |
| Acid resistance 10% HCI or H2SO4,> 3 days | It gets rusty, without blistering, nothing without peeling |
| 10% NaOH > of alkali resistance 3 days | It gets rusty, without blistering, nothing without peeling |
| Resistance to salt water (3%N,aC1 300C) 3 days > | It gets rusty, without blistering, nothing without peeling |
| Salt fog resistance | > 300h is unchanged |
| Oil resistivity (70#Gasoline, aviation kerosine) > 30 days | Without blistering, without peeling |
| Ultraviolet aging resistance | 300~600h of > is substantially unchanged |
3 technical indicator of embodiment:
| Project | Technical indicator |
| Embodiment 3 | Template brushing test |
| Adhesive force (pulls open method, carbon steel/carbon steel) | 3Mpa or so |
| Curing time | 50-55 minutes |
| Intensity | 25-30MPA |
| Solid content | > 65% |
| Water resistance > 3 days | It gets rusty, without blistering, nothing without peeling |
| Acid resistance 10% HCI or H2SO4,> 3 days | It gets rusty, without blistering, nothing without peeling |
| 10% NaOH > of alkali resistance 3 days | It gets rusty, without blistering, nothing without peeling |
| Resistance to salt water (3%N,aC1 300C) 3 days > | It gets rusty, without blistering, nothing without peeling |
| Salt fog resistance | > 300h is unchanged |
| Oil resistivity (70#Gasoline, aviation kerosine) > 30 days | Without blistering, without peeling |
| Ultraviolet aging resistance | 300~600h of > is substantially unchanged |
Comparative example technical indicator:
| Project | Technical indicator |
| Comparative example coating | Template brushing test |
| Adhesive force (pulls open method, carbon steel/carbon steel) | 1.5Mpa left and right |
| Curing time | 30-35 minutes |
| Intensity | 8-10MPA |
| Solid content | > 50% |
| Water resistance > 3 days | It gets rusty, without blistering, nothing without peeling |
| Acid resistance 10% HCI or H2SO4,> 3 days | There is foaming phenomena |
| 10% NaOH > of alkali resistance 3 days | There is foaming phenomena |
| Resistance to salt water (3%N,aC1 300C) 3 days > | Slight corrosion |
| Salt fog resistance | > 300h is unchanged |
| Oil resistivity (70#Gasoline, aviation kerosine) > 30 days | Without blistering, without peeling |
| Ultraviolet aging resistance | 300~600h of > has slight change |
In conclusion it is found that steel guard rail coating of the invention all indicators are better than comparative examples.
Claims (10)
1. a kind of steel guard rail coating, which is characterized in that the raw material including following parts by weight: phosphorous flame-retardant epoxy resin 40-50
Part, 3-5 parts of Dow butyl carbitol, 25-30 parts of nano modification pigment, 1-3 parts of dispersing agent, 0.5-2 parts of defoaming agent, nanometer
15-25 parts of modified talc powder, 20-30 parts of nano modification titanium dioxide, oxidation deionized water 40-60 parts, 2-4 parts of film forming agent, anti-corrosion
0.5-2 parts of agent, 1-3 parts of thickener, 1-3 parts of sec-Butyl Acetate, 6-8 parts of nano modification calcium oxide.
2. a kind of steel guard rail coating, which is characterized in that the raw material including following parts by weight: 45 parts of phosphorous flame-retardant epoxy resin,
4 parts of Dow butyl carbitol, 28 parts of nano modification pigment, 2 parts of dispersing agent, 1.3 parts of defoaming agent, nano modification talcum powder 20
Part, 25 parts of nano modification titanium dioxide, 50 parts of deionized water of oxidation, 3 parts of film forming agent, 1.3 parts of preservative, 2 parts of thickener, acetic acid are secondary
2 parts and 7 parts of nano modification calcium oxide of butyl ester.
3. steel guard rail coating according to claim 1 or 2, it is characterised in that: the nano modification pigment is nano oxidized
The mixture of one or both of magnesium, nanometer ferric oxide；The average grain diameter of the nano modification pigment is 35-45nm, institute
The average grain diameter for stating nano modification talcum powder and the nano modification titanium dioxide is 0.6 μm.
4. steel guard rail coating according to claim 1 or 2, it is characterised in that: the dispersing agent is POLYPROPYLENE GLYCOL, polyethylene
The mixture of one or both of alcohol.
5. steel guard rail coating according to claim 1 or 2, it is characterised in that: the defoaming agent is polyoxyethylene-modified ring
The mixture of one or both of oxygen ether, polystyrene polyalcohol.
6. steel guard rail coating according to claim 1 or 2, it is characterised in that: the film forming agent is modified propylene glycol first
Ether acetate.
7. steel guard rail coating according to claim 1 or 2, it is characterised in that: the preservative is modified benzimidazole
Methyl carbamate.
8. steel guard rail coating according to claim 1 or 2, it is characterised in that: the thickener is nano modification poly- third
Olefin(e) acid sodium.
9. a kind of preparation method of steel guard rail coating, which is characterized in that steps are as follows:
Step 1) presses above-mentioned weight for nano modification pigment, Dow butyl carbitol, phosphorous flame-retardant epoxy resin and 60%
Oxidation deionized water be added in reaction kettle, the revolving speed that reaction kettle is arranged is 880-920 revs/min of speed, 30-35 points of stirring
Clock obtains compo A；
Nano modification talcum powder, nano modification titanium dioxide, nano modification oxidation is added in step 2 in obtained compo A
Calcium, dispersing agent, defoaming agent, film forming agent, 40% preservative, 50% thickener and 50% sec-Butyl Acetate, adjust reaction kettle with
880-920 revs/min of speed is stirred, and is stirred 30-35 minutes, is obtained compo B；
Obtained compo B is carried out coarse filtration using 200 mesh stainless steel filter screens by step 3), obtains compo C, will
Compo C is put into blender；
Remaining 60% preservative, 50% thickener, 50% sec-Butyl Acetate in step 2 are added to step by step 4)
3) be stirred in blender, then be gradually added in step 1) remaining 40% peroxide deionized water be rinsed and stir
Even, mixing time is 30-40 minutes, obtains steel guard rail nano paint；
Obtained steel guard rail coating is carried out filling and sealing by step 5) within 30 minutes, sticks Sign Board.
10. the preparation method of steel guard rail coating according to claim 10, it is characterised in that: resulting steel guard rail coating
Setting time is 30-55 minutes, and intensity is 15-30 Mpa.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910780613.4A CN110373093A (en) | 2019-08-22 | 2019-08-22 | A kind of steel guard rail coating and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910780613.4A CN110373093A (en) | 2019-08-22 | 2019-08-22 | A kind of steel guard rail coating and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101255305A (en) * | 2007-09-11 | 2008-09-03 | 兰州理工大学 | Aqueous bromine-carbon epoxy resin steelwork fire-proof paint and preparation thereof |
| CN102634263A (en) * | 2012-05-04 | 2012-08-15 | 胡致远 | Waterborne phosphorus-containing epoxy resin fire-retardant coating |
| EP3489271A1 (en) * | 2017-11-22 | 2019-05-29 | 3M Innovative Properties Company | Thermal cycling resistant low density composition |
-
2019
- 2019-08-22 CN CN201910780613.4A patent/CN110373093A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101255305A (en) * | 2007-09-11 | 2008-09-03 | 兰州理工大学 | Aqueous bromine-carbon epoxy resin steelwork fire-proof paint and preparation thereof |
| CN102634263A (en) * | 2012-05-04 | 2012-08-15 | 胡致远 | Waterborne phosphorus-containing epoxy resin fire-retardant coating |
| EP3489271A1 (en) * | 2017-11-22 | 2019-05-29 | 3M Innovative Properties Company | Thermal cycling resistant low density composition |
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