CN109627981A - A kind of gasoline filter rust resistance and corrosion resistance lotion - Google Patents
A kind of gasoline filter rust resistance and corrosion resistance lotion Download PDFInfo
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
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- C08G81/00—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers
- C08G81/02—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers at least one of the polymers being obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C08G81/024—Block or graft polymers containing sequences of polymers of C08C or C08F and of polymers of C08G
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
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Abstract
The invention discloses a kind of gasoline filter rust resistance and corrosion resistance lotions, raw material components are as follows: 15-25 parts of modified alkyd resin, 10-15 parts of modified polyacrylamide lotion, 0.2-0.5 parts of dispersing agent, 0.1-0.3 parts of defoaming agent, 0.4-0.8 parts of wetting agent, 0.5-1 parts of thickener, 5-8 parts of ethylene glycol, 2-3 parts of talcum powder, 2-4 parts of barium sulfate, 1-2 parts of sodium metasilicate, 50-80 parts of deionized water, rust resistance and corrosion resistance lotion provided by the invention, with good film-forming property, the strong feature of cohesive force, with antirust and etch-proof effect, it is environmentally protective, it ensure that the cleaning of gasoline filter, prospect with good marketing application.
Description
Technical field
The invention belongs to filter processing technique fields, and in particular to a kind of gasoline filter rust resistance and corrosion resistance lotion.
Background technique
The filter of gasoline filter abbreviation vapour, gasoline filter are divided into carburetor type and electric spray type, use the gasoline of carburetor
Engine, gasoline filter are located at oil transfer pump inlet side, and operating pressure is smaller, generally use nylon outer shell, and electric spray type starts
The gasoline filter of machine is located at the outlet side of oil transfer pump, and operating pressure is higher, generallys use metal shell.Gasoline filter
Filter core mostly uses filter paper, also has using nylon cloth, high molecular material.Gasoline filter major function be filter out it is miscellaneous in gasoline
Matter.Wire type filter paper gasoline filter: gasoline filter inside such gasoline filter, filter by the filter paper and plastics or metal of folding
The both ends of device connect, and after sump oil enters, reach center, clean fuel oil stream after the filtering of filter paper layer by layer by filter outer wall
Out.
Gasoline filter major function is the impurity filtered out in gasoline, is mainly filtered using filter paper, filter paper of filter
Carried out between filter casing using adhesive it is be bonded, can be by using generally for the stability for guaranteeing cleaner structure
Corresponding metal shell or frame, but since gasoline filter is mainly used for impurity screening, such metal parts exists
The problem of will appear corrosion after long-time service, directly results in filter as pollution sources, influences running car.
Summary of the invention
The purpose of the present invention is being directed to existing problem, a kind of gasoline filter rust resistance and corrosion resistance lotion is provided.
The present invention is achieved by the following technical solutions:
A kind of gasoline filter rust resistance and corrosion resistance lotion, by weight component are as follows: 15-25 parts of modified alkyd resin is modified and gathers
10-15 parts of acrylamide lotion, 0.2-0.5 parts of dispersing agent, 0.1-0.3 parts of defoaming agent, 0.4-0.8 parts of wetting agent, thickener
0.5-1 parts, 5-8 parts of ethylene glycol, 2-3 parts of talcum powder, 2-4 parts of barium sulfate, 1-2 parts of sodium metasilicate, 50-80 parts of deionized water.
Preferably, a kind of gasoline filter rust resistance and corrosion resistance lotion, wherein the dispersing agent is fatty acid, aliphatic acyl
One or more of amine and low molecule wax class；The defoaming agent is organic silicon defoamer；The wetting agent is polyoxyethylene
Alkyl phenol ether, polyoxyethylene aliphatic alcohol ether, one or more of polyoxyethylene polyoxypropylene block copolymer；The thickener
For one or more of white carbon black, sodium alginate, carboxymethyl cellulose.
Preferably, a kind of gasoline filter rust resistance and corrosion resistance lotion, wherein modified alkyd resin the preparation method is as follows:
Under the protection environment of drying nitrogen, it is heated to 80-90 DEG C after alkyd resin, polyvinyl alcohol, nano graphite powder are mixed, constant temperature is anti-
2-3h is answered, then heats to 90-95 DEG C, dihydromethyl propionic acid is added, then the reaction was continued 1-2h is cooled to 30-35 DEG C again, adds
Enter triethylamine is added after acetone dilution to be neutralized, then take off to be removed in vacuo and add deionized water after acetone and emulsified, i.e.,
Modified alkyd resin can be made, wherein alkyd resin, polyvinyl alcohol, nano graphite powder, dihydromethyl propionic acid, acetone, triethylamine
Mass ratio be 5-10:2-3:4-6:1-2:30-40:2-3.
Preferably, a kind of gasoline filter rust resistance and corrosion resistance lotion, the wherein preparation method of modified polyacrylamide lotion
It is as follows:
1) graphite grinding distribution machine dispersed, be ground to fineness≤10 μm, be subsequently placed in calcining furnace, be heated to 500-600
DEG C, high-temperature calcination 2-3h is added in solvent after ethanol washing, is warming up to 60-70 DEG C, stirs at 200-300r/min
Then 30-40min is in neutrality with distilled water repeated flushing to filtrate, move in 70-80 DEG C of drying box and dry to constant weight, through micro-
Modified graphite is made after wave expansion process；
2) modified graphite is added in nitric acid solution, the vibrating dispersion 20-25min under 300-500W ultrasonic wave, then through distilling
Water repeated flushing to filtrate is in neutrality, and then the modified graphite by acidified processing is added in distilled water, after mixing
Suspension is formed, then heats to 55-60 DEG C, is passed through nitrogen 20-30min, azobisisoheptonitrile is added, adds again after 5-10min
Enter acrylamide, styrene, sodium hydroxide solution and N, N- methylene-bisacrylamide is warming up to 75-80 DEG C, perseverance after mixing
Temperature reaction 3-4h, can be prepared by modified polyacrylamide lotion.
Preferably, a kind of gasoline filter rust resistance and corrosion resistance lotion, the wherein preparation step 1 of modified polyacrylamide) in,
The concentration of the ethyl alcohol is 70-80%；The solvent is the mass volume ratio by potassium permanganate and perchloric acid according to 1g:30-40ml
It mixes；The mass volume ratio of the solvent of the graphite is 1g:5-10ml；The power of the microwave expansion is 35-40kW,
Handle time 30-35s.
Preferably, a kind of gasoline filter rust resistance and corrosion resistance lotion, the wherein preparation step 2 of modified polyacrylamide) in,
The concentration of the nitric acid solution is 85-90%；The modified graphite and the mass volume ratio of nitric acid solution are 1g:10-15ml；Institute
State graphite, azobisisoheptonitrile, acrylamide, N, the mass body of N- methylene-bisacrylamide, styrene and sodium hydroxide
Product is than being 1g:0.05-0.06g:7-8g:0.02-0.03g:6-10ml:5-7ml, and wherein the concentration of sodium hydroxide is 5-6mol/
L。
Preferably, a kind of gasoline filter rust resistance and corrosion resistance lotion, wherein the preparation side of the rust resistance and corrosion resistance lotion
Method is as follows:
1) modified alkyd resin, modified polyacrylamide lotion, sodium metasilicate are add to deionized water, are heated to 70-80 DEG C,
1-2h is stirred in the case where revolving speed is 300-400r/min, premix A is made；
2) it is added in ethylene glycol after mixing dispersing agent, defoaming agent, wetting agent, stirs 15-20min at 50-100r/min,
Adjusting pH is 7.5-8.0, then adds talcum powder, barium sulfate, 20-25min is ground in sand mill, and premix B is made；
3) premix B is added in premix A, stirs 10-20min in the case where revolving speed is 500-600r/min, is then added and increases
Thick dose to suitable viscosity, filtered, pack after can be prepared by.
The present invention has the advantage that rust resistance and corrosion resistance lotion prepared by the present invention compared with prior art, firstly, modified alcohol
Acid resin be by nano graphite powder under the bonding effect of polyvinyl alcohol, be bonded on the strand of alkyd resin, then expanding
The lower polymer formed of the chain extension effect of chain agent dihydromethyl propionic acid, since nano-graphite has, granularity children are uniform, surface is living
Property high feature by being modified to alkyd resin the uniformity of alkyd resin dispersion is improved, to improve rust resistance and corrosion resistance
The lubricity of lotion film-forming rear film layer surface, and the uniformity and stability of film forming；Secondly, the modification poly- third of addition
Acrylamide be will graphite carry out expansion process after be formed through graft copolymerization with acrylamide and styrene, firstly, by pair
Graphite carries out expansion process, increases the scale of graphite surface, improves the allowance for expansion of graphite, so that the surface area of graphite is improved,
Secondly, graphite is carried out acidification, increase the oxygen-containing functional group quantity of graphite surface, improve the dispersibility of graphite in water,
Then under the action of initiator and crosslinking agent, hydrophobic monomer styrene is introduced on the macromolecular chain of acrylamide, improves third
Then the hydrophobicity of acrylamide carries out graft copolymerization with modified graphite again, so that the modification for forming space net structure is poly-
Acrylamide improves its expanded area, thus enhance its hydrophobicity, meanwhile, also have under intermolecular association good
Power of regeneration so that modified polyacrylamide also has good anti-shear performance；Finally, addition dispersing agent, defoaming
Agent, wetting agent, thickener, ethylene glycol, talcum powder, barium sulfate, sodium metasilicate, it is possible to reduce bubble increases the suction of lotion and metal
Wetting action is echoed, the viscosity of lotion is adjusted, increases the stability of system.The rust resistance and corrosion resistance lotion, rationally, raw material is easy for formula
, preparation process is simple, at low cost, has excellent antirust and anticorrosion effect.
Specific embodiment
Below with reference to specific implementation method, the present invention is described further.
Embodiment 1
A kind of gasoline filter rust resistance and corrosion resistance lotion, by weight component are as follows: 15 parts of modified alkyd resin, modified polypropene
10 parts of amide lotion, 0.2 part of dispersing agent, 0.1 part of defoaming agent, 0.4 part of wetting agent, 0.5-1 parts of thickener, 5 parts of ethylene glycol, talcum
2 parts of powder, 2 parts of barium sulfate, 1 part of sodium metasilicate, 50 parts of deionized water.
Preferably, wherein the dispersing agent be one of fatty acid, aliphatic amide type and low molecule wax class or
It is several；The defoaming agent is organic silicon defoamer；The wetting agent be polyoxyethylated alkyl phenol, polyoxyethylene aliphatic alcohol ether,
One or more of polyoxyethylene polyoxypropylene block copolymer；The thickener is white carbon black, sodium alginate, carboxymethyl fibre
Tie up one or more of element.
Preferably, wherein modified alkyd resin the preparation method is as follows: under the protection environment of drying nitrogen, by alkyd
80 DEG C, isothermal reaction 3h are heated to after resin, polyvinyl alcohol, nano graphite powder mixing, 90 DEG C is then heated to, dihydroxy first is added
Then base propionic acid, the reaction was continued 2h are cooled to 30 DEG C again, be added after acetone dilution and triethylamine is added is neutralized, then take off true
Deionized water is added after sky removal acetone to be emulsified, and can be prepared by modified alkyd resin, wherein alkyd resin, polyethylene
Alcohol, nano graphite powder, dihydromethyl propionic acid, acetone, triethylamine mass ratio be 5:2:4:1:30:2.
Preferably, wherein modified polyacrylamide lotion the preparation method is as follows:
1) graphite grinding distribution machine dispersed, be ground to fineness≤10 μm, be subsequently placed in calcining furnace, be heated to 500 DEG C, height
Temperature calcining 3h, is added in solvent after ethanol washing, is warming up to 60 DEG C, 40min is stirred at 200r/min, then with distillation
Water repeated flushing to filtrate is in neutrality, and moves in 70 DEG C of drying boxes and dries to constant weight, modified stone is made after microwave expansion is handled
Ink；
2) modified graphite is added in nitric acid solution, the vibrating dispersion 25min under 300W ultrasonic wave, then is rushed repeatedly through distilled water
It is washed till filtrate to be in neutrality, then the modified graphite by acidified processing is added in distilled water, is formed after mixing suspended
Liquid then heats to 55 DEG C, is passed through nitrogen 20min, and azobisisoheptonitrile is added, added after 5min acrylamide, styrene,
Sodium hydroxide solution and N, N- methylene-bisacrylamide are warming up to 75 DEG C after mixing, isothermal reaction 4h can be prepared by being modified
Polyacrylamide emulsion.
Preferably, the wherein preparation step 1 of modified polyacrylamide) in, the concentration of the ethyl alcohol is 70%；It is described molten
Agent is to be mixed by potassium permanganate and perchloric acid according to the mass volume ratio of 1g:30ml；The quality of the solvent of the graphite
Volume ratio is 1g:5ml；The power of the microwave expansion is 35kW, handles time 35s.
Preferably, the wherein preparation step 2 of modified polyacrylamide) in, the concentration of the nitric acid solution is 85%；Institute
The mass volume ratio for stating modified graphite and nitric acid solution is 1g:10ml；The graphite, azobisisoheptonitrile, acrylamide, N,
The mass volume ratio of N- methylene-bisacrylamide, styrene and sodium hydroxide is 1g:0.05g:7g:0.02g:6ml:5ml,
Wherein the concentration of sodium hydroxide is 5mol/L.
Preferably, wherein the rust resistance and corrosion resistance lotion the preparation method is as follows:
1) modified alkyd resin, modified polyacrylamide lotion, sodium metasilicate are add to deionized water, are heated to 70 DEG C,
Revolving speed is to stir 2h under 300r/min, and premix A is made；
2) it is added in ethylene glycol after mixing dispersing agent, defoaming agent, wetting agent, 20min is stirred at 50r/min, adjust pH
It is 7.5, then adds talcum powder, barium sulfate, 20min is ground in sand mill, premix B is made；
3) premix B is added in premix A, stirs 20min in the case where revolving speed is 500r/min, thickener is then added to conjunction
Suitable viscosity, filtered, pack after can be prepared by.
Embodiment 2
A kind of gasoline filter rust resistance and corrosion resistance lotion, by weight component are as follows: 20 parts of modified alkyd resin, modified polypropene
13 parts of amide lotion, 0.4 part of dispersing agent, 0.2 part of defoaming agent, 0.5 part of wetting agent, 0.7 part of thickener, 7 parts of ethylene glycol, talcum powder
2.5 parts, 3 parts of barium sulfate, 1.5 parts of sodium metasilicate, 60 parts of deionized water.
Preferably, wherein the dispersing agent be one of fatty acid, aliphatic amide type and low molecule wax class or
It is several；The defoaming agent is organic silicon defoamer；The wetting agent be polyoxyethylated alkyl phenol, polyoxyethylene aliphatic alcohol ether,
One or more of polyoxyethylene polyoxypropylene block copolymer；The thickener is white carbon black, sodium alginate, carboxymethyl fibre
Tie up one or more of element.
Preferably, wherein modified alkyd resin the preparation method is as follows: under the protection environment of drying nitrogen, by alkyd
85 DEG C, isothermal reaction 2.5h are heated to after resin, polyvinyl alcohol, nano graphite powder mixing, 92 DEG C is then heated to, dihydroxy is added
Then methylpropanoic acid, the reaction was continued 1.5h are cooled to 32 DEG C again, be added after acetone dilution and triethylamine is added is neutralized, then
De- be removed in vacuo adds deionized water after acetone and is emulsified, and can be prepared by modified alkyd resin, wherein alkyd resin, poly- second
Enol, nano graphite powder, dihydromethyl propionic acid, acetone, triethylamine mass ratio be 7:2.5:5:1.5:35:2.5.
Preferably, wherein modified polyacrylamide lotion the preparation method is as follows:
1) graphite grinding distribution machine dispersed, be ground to fineness≤10 μm, be subsequently placed in calcining furnace, be heated to 550 DEG C, height
Temperature calcining 2.5h, is added in solvent after ethanol washing, is warming up to 65 DEG C, 35min is stirred at 250r/min, then with steaming
Distilled water repeated flushing to filtrate is in neutrality, and moves in 75 DEG C of drying boxes and dries to constant weight, is made and is modified after microwave expansion is handled
Graphite；
2) modified graphite is added in nitric acid solution, the vibrating dispersion 23min under 400W ultrasonic wave, then is rushed repeatedly through distilled water
It is washed till filtrate to be in neutrality, then the modified graphite by acidified processing is added in distilled water, is formed after mixing suspended
Liquid then heats to 57 DEG C, is passed through nitrogen 25min, and azobisisoheptonitrile is added, added after 7min acrylamide, styrene,
Sodium hydroxide solution and N, N- methylene-bisacrylamide are warming up to 78 DEG C after mixing, isothermal reaction 3.5h can be prepared by changing
Property polyacrylamide emulsion.
Preferably, the wherein preparation step 1 of modified polyacrylamide) in, the concentration of the ethyl alcohol is 75%；It is described molten
Agent is to be mixed by potassium permanganate and perchloric acid according to the mass volume ratio of 1g:35ml；The quality of the solvent of the graphite
Volume ratio is 1g:7ml；The power of the microwave expansion is 37kW, handles time 32s.
Preferably, the wherein preparation step 2 of modified polyacrylamide) in, the concentration of the nitric acid solution is 87%；Institute
The mass volume ratio for stating modified graphite and nitric acid solution is 1g:12ml；The graphite, azobisisoheptonitrile, acrylamide, N,
The mass volume ratio of N- methylene-bisacrylamide, styrene and sodium hydroxide is 1g:0.05g:7.5g:0.02g:8ml:
6ml, wherein the concentration of sodium hydroxide is 5.5mol/L.
Preferably, wherein the rust resistance and corrosion resistance lotion the preparation method is as follows:
1) modified alkyd resin, modified polyacrylamide lotion, sodium metasilicate are add to deionized water, are heated to 75 DEG C,
Revolving speed is to stir 1.5h under 350r/min, and premix A is made；
2) it is added in ethylene glycol after mixing dispersing agent, defoaming agent, wetting agent, 18min is stirred at 70r/min, adjust pH
It is 7.8, then adds talcum powder, barium sulfate, 23min is ground in sand mill, premix B is made；
3) premix B is added in premix A, stirs 15min in the case where revolving speed is 550r/min, thickener is then added to conjunction
Suitable viscosity, filtered, pack after can be prepared by.
Embodiment 3
A kind of gasoline filter rust resistance and corrosion resistance lotion, by weight component are as follows: 25 parts of modified alkyd resin, modified polypropene
15 parts of amide lotion, 0.5 part of dispersing agent, 0.3 part of defoaming agent, 0.8 part of wetting agent, 1 part of thickener, 8 parts of ethylene glycol, talcum powder 3
Part, 4 parts of barium sulfate, 2 parts of sodium metasilicate, 80 parts of deionized water.
Preferably, wherein the dispersing agent be one of fatty acid, aliphatic amide type and low molecule wax class or
It is several；The defoaming agent is organic silicon defoamer；The wetting agent be polyoxyethylated alkyl phenol, polyoxyethylene aliphatic alcohol ether,
One or more of polyoxyethylene polyoxypropylene block copolymer；The thickener is white carbon black, sodium alginate, carboxymethyl fibre
Tie up one or more of element.
Preferably, wherein modified alkyd resin the preparation method is as follows: under the protection environment of drying nitrogen, by alkyd
It is heated to 0 DEG C, isothermal reaction 2h after resin, polyvinyl alcohol, nano graphite powder mixing, 95 DEG C is then heated to, dihydroxy first is added
Then base propionic acid, the reaction was continued 1h are cooled to 35 DEG C again, be added after acetone dilution and triethylamine is added is neutralized, then take off true
Deionized water is added after sky removal acetone to be emulsified, and can be prepared by modified alkyd resin, wherein alkyd resin, polyethylene
Alcohol, nano graphite powder, dihydromethyl propionic acid, acetone, triethylamine mass ratio be 10:3:6:2:40:3.
Preferably, wherein modified polyacrylamide lotion the preparation method is as follows:
1) graphite grinding distribution machine dispersed, be ground to fineness≤10 μm, be subsequently placed in calcining furnace, be heated to 600 DEG C, height
Temperature calcining 2h, is added in solvent after ethanol washing, is warming up to 70 DEG C, 30min is stirred at 300r/min, then with distillation
Water repeated flushing to filtrate is in neutrality, and moves in 80 DEG C of drying boxes and dries to constant weight, modified stone is made after microwave expansion is handled
Ink；
2) modified graphite is added in nitric acid solution, the vibrating dispersion 20min under 500W ultrasonic wave, then is rushed repeatedly through distilled water
It is washed till filtrate to be in neutrality, then the modified graphite by acidified processing is added in distilled water, is formed after mixing suspended
Liquid then heats to 60 DEG C, is passed through nitrogen 20min, and azobisisoheptonitrile is added, adds acrylamide, benzene second after 10min
Alkene, sodium hydroxide solution and N, N- methylene-bisacrylamide are warming up to 80 DEG C after mixing, isothermal reaction 3h can be prepared by
Modified polyacrylamide lotion.
Preferably, the wherein preparation step 1 of modified polyacrylamide) in, the concentration of the ethyl alcohol is 80%；It is described molten
Agent is to be mixed by potassium permanganate and perchloric acid according to the mass volume ratio of 1g:40ml；The quality of the solvent of the graphite
Volume ratio is 1g:10ml；The power of the microwave expansion is 40kW, handles time 30s.
Preferably, the wherein preparation step 2 of modified polyacrylamide) in, the concentration of the nitric acid solution is 90%；Institute
The mass volume ratio for stating modified graphite and nitric acid solution is 1g:15ml；The graphite, azobisisoheptonitrile, acrylamide, N,
The mass volume ratio of N- methylene-bisacrylamide, styrene and sodium hydroxide is 1g:0.06g:8g:0.03g:10ml:7ml,
Wherein the concentration of sodium hydroxide is 6mol/L.
Preferably, wherein the rust resistance and corrosion resistance lotion the preparation method is as follows:
1) modified alkyd resin, modified polyacrylamide lotion, sodium metasilicate are add to deionized water, are heated to 80 DEG C,
Revolving speed is to stir 1h under 400r/min, and premix A is made；
2) it is added in ethylene glycol after mixing dispersing agent, defoaming agent, wetting agent, 15min is stirred at 100r/min, adjust pH
It is 8.0, then adds talcum powder, barium sulfate, 25min is ground in sand mill, premix B is made；
3) premix B is added in premix A, stirs 10min in the case where revolving speed is 600r/min, thickener is then added to conjunction
Suitable viscosity, filtered, pack after can be prepared by.
Comparative example 1: removal modified alkyd resin, remaining is same as Example 1.
Comparative example 2: the graphite expansion processing in removal modified polyacrylamide, remaining is same as Example 1.
Comparative example 3: the graphite acidification in removal modified polyacrylamide, remaining is same as Example 1.
Test example: embodiment 1-3 and comparative example 1-3 the rust resistance and corrosion resistance lotion provided are uniformly sprayed on surface respectively
In tinplate version by grinding process, control thickness of dry film is 40 μm, is then tested for the property to coating, as a result one institute of table
Show:
Table one
As can be seen from Table I, the coating performance that rust resistance and corrosion resistance lotion provided by the invention is formed after solidifying is excellent, has very
The effect of good rust resistance and corrosion resistance, and stability is good, it is green and pollution-free.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
It transforms or replaces, should be covered by the scope of protection of the present invention without what creative work was expected.
Claims (7)
1. a kind of gasoline filter rust resistance and corrosion resistance lotion, which is characterized in that component is as follows by weight: modified alkyd resin
15-25 parts, 10-15 parts of modified polyacrylamide lotion, 0.2-0.5 parts of dispersing agent, 0.1-0.3 parts of defoaming agent, wetting agent 0.4-
0.8 part, 0.5-1 parts of thickener, 5-8 parts of ethylene glycol, 2-3 parts of talcum powder, 2-4 parts of barium sulfate, 1-2 parts of sodium metasilicate, deionized water
50-80 parts.
2. a kind of gasoline filter rust resistance and corrosion resistance lotion as described in claim 1, which is characterized in that the dispersing agent is rouge
One or more of fat acids, aliphatic amide type and low molecule wax class；The defoaming agent is organic silicon defoamer；The profit
Humectant is polyoxyethylated alkyl phenol, polyoxyethylene aliphatic alcohol ether, one of polyoxyethylene polyoxypropylene block copolymer or
It is several；The thickener is one or more of white carbon black, sodium alginate, carboxymethyl cellulose.
3. a kind of gasoline filter rust resistance and corrosion resistance lotion as described in claim 1, which is characterized in that modified alkyd resin
The preparation method is as follows: being heated after mixing alkyd resin, polyvinyl alcohol, nano graphite powder under the protection environment of drying nitrogen
To 80-90 DEG C, isothermal reaction 2-3h, 90-95 DEG C is then heated to, dihydromethyl propionic acid is added, the reaction was continued 1-2h, then again
Be cooled to 30-35 DEG C, be added after acetone dilution and triethylamine is added is neutralized, then take off added after acetone is removed in vacuo from
Sub- water is emulsified, and can be prepared by modified alkyd resin, wherein alkyd resin, polyvinyl alcohol, nano graphite powder, dihydroxymethyl third
Acid, acetone, triethylamine mass ratio be 5-10:2-3:4-6:1-2:30-40:2-3.
4. a kind of gasoline filter rust resistance and corrosion resistance lotion as described in claim 1, which is characterized in that modified polyacrylamide
Lotion the preparation method is as follows:
1) graphite grinding distribution machine dispersed, be ground to fineness≤10 μm, be subsequently placed in calcining furnace, be heated to 500-600
DEG C, high-temperature calcination 2-3h is added in solvent after ethanol washing, is warming up to 60-70 DEG C, stirs at 200-300r/min
Then 30-40min is in neutrality with distilled water repeated flushing to filtrate, move in 70-80 DEG C of drying box and dry to constant weight, through micro-
Modified graphite is made after wave expansion process；
2) modified graphite is added in nitric acid solution, the vibrating dispersion 20-25min under 300-500W ultrasonic wave, then through distilling
Water repeated flushing to filtrate is in neutrality, and then the modified graphite by acidified processing is added in distilled water, after mixing
Suspension is formed, then heats to 55-60 DEG C, is passed through nitrogen 20-30min, azobisisoheptonitrile is added, adds again after 5-10min
Enter acrylamide, styrene, sodium hydroxide solution and N, N- methylene-bisacrylamide is warming up to 75-80 DEG C, perseverance after mixing
Temperature reaction 3-4h, can be prepared by modified polyacrylamide lotion.
5. a kind of gasoline filter rust resistance and corrosion resistance lotion as claimed in claim 4, which is characterized in that modified polyacrylamide
Preparation step 1) in, the concentration of the ethyl alcohol is 70-80%；The solvent is by potassium permanganate and perchloric acid according to 1g:30-
What the mass volume ratio of 40ml mixed；The mass volume ratio of the solvent of the graphite is 1g:5-10ml；The microwave expansion
Power be 35-40kW, handle time 30-35s.
6. a kind of gasoline filter rust resistance and corrosion resistance lotion as claimed in claim 4, which is characterized in that modified polyacrylamide
Preparation step 2) in, the concentration of the nitric acid solution is 85-90%；The mass volume ratio of the modified graphite and nitric acid solution
For 1g:10-15ml；The graphite, azobisisoheptonitrile, acrylamide, N, N- methylene-bisacrylamide, styrene and hydrogen
The mass volume ratio of sodium oxide molybdena is 1g:0.05-0.06g:7-8g:0.02-0.03g:6-10ml:5-7ml, wherein sodium hydroxide
Concentration is 5-6mol/L.
7. a kind of gasoline filter rust resistance and corrosion resistance lotion as described in claim 1-4 any one, which is characterized in that described
Rust resistance and corrosion resistance lotion the preparation method is as follows:
1) modified alkyd resin, modified polyacrylamide lotion, sodium metasilicate are add to deionized water, are heated to 70-80 DEG C,
1-2h is stirred in the case where revolving speed is 300-400r/min, premix A is made；
2) it is added in ethylene glycol after mixing dispersing agent, defoaming agent, wetting agent, stirs 15-20min at 50-100r/min,
Adjusting pH is 7.5-8.0, then adds talcum powder, barium sulfate, 20-25min is ground in sand mill, and premix B is made；
3) premix B is added in premix A, stirs 10-20min in the case where revolving speed is 500-600r/min, is then added and increases
Thick dose to suitable viscosity, filtered, pack after can be prepared by.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111763948A (en) * | 2020-06-12 | 2020-10-13 | 广州广钢新材料股份有限公司 | Corrosion-resistant smooth steel bar and preparation method thereof |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111763948A (en) * | 2020-06-12 | 2020-10-13 | 广州广钢新材料股份有限公司 | Corrosion-resistant smooth steel bar and preparation method thereof |
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