CN108976864A - A kind of machinery part surface anti-corrosion treatment process - Google Patents
A kind of machinery part surface anti-corrosion treatment process Download PDFInfo
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- CN108976864A CN108976864A CN201810853420.2A CN201810853420A CN108976864A CN 108976864 A CN108976864 A CN 108976864A CN 201810853420 A CN201810853420 A CN 201810853420A CN 108976864 A CN108976864 A CN 108976864A
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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
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
- C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/10—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by other chemical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
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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
- C09D5/08—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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2350/00—Pretreatment of the substrate
- B05D2350/60—Adding a layer before coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2504/00—Epoxy polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2601/00—Inorganic fillers
- B05D2601/20—Inorganic fillers used for non-pigmentation effect
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2602/00—Organic fillers
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a kind of machinery part surface anti-corrosion treatment process, the following steps are included: machine components are carried out oil removal treatment with degreaser, are then washed with clear water by step 1, re-dry, pretreatment fluid is then sprayed into machinery part surface using spraying process and forms coating, then takes out with 2-4 DEG C/min, rises to 320 DEG C from room temperature, keep the temperature 25-35min, 560 DEG C then are risen to 320 DEG C with 6-10 DEG C/min again, is then cooled to room temperature, it is spare.A kind of machinery part surface anti-corrosion treatment process of the present invention, which is greatly improved compared with prior art, while treatment process is simple, and medium-sized and small enterprises is suitble to use.
Description
Technical field
The present invention relates to mechanical surface treatment technical fields, and in particular to a kind of machinery part surface anti-corrosion treatment process.
Background technique
Machine components are to constitute mechanical primary element, are the mechanical single product that can not be decoupled with machine of composition, machine
Oxygen, which slowly aoxidizes, after tool part is placed for a long time in air, in surface and air forms rust staining, causes machinery part surface
Finish and the decline of joint flexibility ratio, commonly prevent iron component or equipment from forming the surface protection of iron oxide, can with coating,
Surface treatment, plating, chemicals, cathode antirust treatment or other methods reach.
Existing Chinese patent literature (publication number: CN107287554A) discloses a kind of coal mine machinery piece surface processing side
Method, including (1) cleaning treatment；(2) the pre-heat treatment；(3) nitrogen treatment；(4) oxidation processes；(5) cooling treatment；(6) spraying is anti-
Rust paint, using different anti-corrosion treatment process, rust-proof effect achieved is different, and the present invention after further research, makes to reach
Rust-proof effect is best.
Chinese patent literature (publication number: CN107385455A) discloses a kind of machine components rust remover and its preparation side
Method, the rust remover contain the following parts by weight: 20~40 parts of 1-hydroxy ethylidene-1,1-diphosphonic acid salt, 6~12 parts of sodium metasilicate, phosphoric acid
1~6 part, 2~5 parts of alkyl glycosides, 5~15 parts of pH alkaline conditioner, 0.2~3.5 part of complexing agent, 0.1~0.9 part of chelating agent,
0.2~0.8 part of dispersing agent, 30~60 parts of deionized water, antirust agent are a link in machinery part surface antirust, are prevented simultaneously
Becoming rusty, agent proportion is different, and reached rust-proof effect is different.
Summary of the invention
In view of the drawbacks of the prior art, the object of the present invention is to provide a kind of machinery part surface anti-corrosion treatment process, should
Treatment process is greatly improved compared with prior art, while treatment process is simple, and medium-sized and small enterprises is suitble to use.
The present invention solves technical problem and adopts the following technical scheme that
The present invention provides a kind of machinery part surface anti-corrosion treatment process, comprising the following steps:
Machine components are carried out oil removal treatment with degreaser, are then washed with clear water, re-dry by step 1, then will be pre-
Treatment fluid is sprayed into machinery part surface using spraying process and forms coating, then takes out with 2-4 DEG C/min, rises to from room temperature
320 DEG C, 25-35min is kept the temperature, then 560 DEG C is risen to 6-10 DEG C/min again with 320 DEG C, is then cooled to room temperature, it is spare；
The spare machinery part surface of step 1 is coated one layer of antirusting paint, is then then at temperature by step 2
45-55min is kept the temperature at 550-650 DEG C, is then cooled to room temperature.
Preferably, the degreaser is sodium carbonate, emulsifier op-10, deionized water are mixed according to what weight ratio 2:3:5 was formed
Close object.
Preferably, the pretreatment fluid preparation method is to be placed in a reaction flask bentonite, and being configured to mass fraction is 78-
84% suspension then sequentially adds sodium metasilicate, aluminum sulfate solution thereto, then adds dilute sulfuric acid, adjust pH to
5.5, then ultrasonic disperse is carried out, disperse 5-9min to get pretreatment fluid.
Preferably, the bentonite, sodium metasilicate, sulfuric acid aluminum material weight ratio be (5-9): (2-4): 3.
Preferably, the bentonite, sodium metasilicate, sulfuric acid aluminum material weight ratio be 7:3:3.
Preferably, coating layer thickness is 3-6um after the spraying process spraying.
Preferably, coating layer thickness is 4.5um after the spraying process spraying.
Preferably, the antirusting paint layer is with a thickness of 3um.
Preferably, the preparation method of the antirusting paint is that epoxy resin is added in reaction kettle, and reaction temperature is
115-125 DEG C, water alcohol acid lotion is then added, speed of agitator rises to 155-165r/min, mixing time 25-35min,
Then add the compound modenite powder of polypyrrole powder, methyl methacrylate, mechanical stirring 15-25min, then by revolving speed liter
To 235-245r/min, hydrotalcite powder, calcium stearate, aluminium triphosphate, n-butanol are then added, continues to stir 35-
45min is to get antirusting paint.
Preferably, the compound modenite powder of the polypyrrole powder is polypyrrole powder, modenite powder according to weight ratio 3:7 group
At mixture.
Compared with prior art, the present invention have it is following the utility model has the advantages that
(1) degreaser of the present invention is the mixture of sodium carbonate, emulsifier op-10, deionized water composition, by machine components table
Face greasy dirt is cleared, is then pre-processed again, and pretreatment fluid is bentonite coating alumina silicate, and alumina silicate performance is stablized, made
For pretreatment fluid, then calcination processing again, can form fine and close film, furthermore the alumina silicate in skin covering of the surface is easy in machinery part surface
With resin-bonded, the paint in antirust paint is closer in conjunction with film layer, and then rust-proof effect is more preferable.
(2) antirusting paint that the present invention adds can further function as rust-proof effect, and antirusting paint is with epoxy resin, aqueous alcoholic
Yogurt liquid has layer structure as base-material, the hydrotalcite powder of addition, can be inserted into epoxy resin, the body that water alcohol acid lotion is established
System, improves system stability, and the compound modenite powder of polypyrrole powder, methyl methacrylate can further improve in system anti-
Embroider effect.
(3) embodiment of the present invention 3 is relative to comparative example 4, and alkali resistance 56h performance does not change, and comparative example 4,34h
It can change, rust-preventing characteristic, the present invention places three months, 1 does not occur rust staining every year, and comparative example 4, and it is serious to place corrosion in 1 year,
Meanwhile antirust rate of the present invention is 99.2%, comparative example 4 is 87.5%, improves 11.7%.
Specific embodiment
Combined with specific embodiments below, technical scheme in the embodiment of the invention is clearly and completely described, shows
So, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the reality in the present invention
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the scope of protection of the invention.
Embodiment 1.
A kind of machinery part surface anti-corrosion treatment process of the present embodiment, comprising the following steps:
Machine components are carried out oil removal treatment with degreaser, are then washed with clear water, re-dry by step 1, then will be pre-
Treatment fluid is sprayed into machinery part surface using spraying process and forms coating, then takes out with 2 DEG C/min, rises to 320 from room temperature
DEG C, 25min is kept the temperature, then 560 DEG C is risen to 6 DEG C/min again with 320 DEG C, is then cooled to room temperature, it is spare；
The spare machinery part surface of step 1 is coated one layer of antirusting paint by step 2, is then 550 then at temperature
45min is kept the temperature at DEG C, is then cooled to room temperature.
The degreaser of the present embodiment is sodium carbonate, emulsifier op-10, deionized water are mixed according to what weight ratio 2:3:5 was formed
Close object.
The pretreatment fluid preparation method of the present embodiment is to be placed in a reaction flask bentonite, and being configured to mass fraction is 78%
Suspension, then sequentially add sodium metasilicate, aluminum sulfate solution thereto, then add dilute sulfuric acid, adjust pH to 5.5, then
Ultrasonic disperse is carried out, disperses 5-9min to get pretreatment fluid.
The bentonite of the present embodiment, sodium metasilicate, sulfuric acid aluminum material weight ratio be 5:2:3.
Coating layer thickness is 3um after the spraying process spraying of the present embodiment.
The antirusting paint layer of the present embodiment is with a thickness of 3um.
The preparation method of the antirusting paint of the present embodiment is that epoxy resin is added in reaction kettle, reaction temperature 115
DEG C, water alcohol acid lotion is then added, speed of agitator rises to 155r/min, and mixing time 25min then adds poly- pyrrole
The compound modenite powder of powder, methyl methacrylate are coughed up, revolving speed is then risen to 235r/min, then again by mechanical stirring 15min
Hydrotalcite powder, calcium stearate, aluminium triphosphate, n-butanol is added, continues to stir 35min to get antirusting paint.
The compound modenite powder of the polypyrrole powder of the present embodiment is polypyrrole powder, modenite powder according to weight ratio 3:7 group
At mixture.
Embodiment 2.
A kind of machinery part surface anti-corrosion treatment process of the present embodiment, comprising the following steps:
Machine components are carried out oil removal treatment with degreaser, are then washed with clear water, re-dry by step 1, then will be pre-
Treatment fluid is sprayed into machinery part surface using spraying process and forms coating, then takes out with 4 DEG C/min, rises to 320 from room temperature
DEG C, 35min is kept the temperature, then 560 DEG C is risen to 10 DEG C/min again with 320 DEG C, is then cooled to room temperature, it is spare；
The spare machinery part surface of step 1 is coated one layer of antirusting paint by step 2, is then 650 then at temperature
55min is kept the temperature at DEG C, is then cooled to room temperature.
The degreaser of the present embodiment is sodium carbonate, emulsifier op-10, deionized water are mixed according to what weight ratio 2:3:5 was formed
Close object.
The pretreatment fluid preparation method of the present embodiment is to be placed in a reaction flask bentonite, and being configured to mass fraction is 84%
Suspension, then sequentially add sodium metasilicate, aluminum sulfate solution thereto, then add dilute sulfuric acid, adjust pH to 5.5, then
Ultrasonic disperse is carried out, disperses 5-9min to get pretreatment fluid.
The bentonite of the present embodiment, sodium metasilicate, sulfuric acid aluminum material weight ratio be 9:4:3.
Coating layer thickness is 6um after the spraying process spraying of the present embodiment.
The antirusting paint layer of the present embodiment is with a thickness of 3um.
The preparation method of the antirusting paint of the present embodiment is that epoxy resin is added in reaction kettle, reaction temperature 125
DEG C, water alcohol acid lotion is then added, speed of agitator rises to 165r/min, and mixing time 35min then adds poly- pyrrole
The compound modenite powder of powder, methyl methacrylate are coughed up, revolving speed is then risen to 245r/min, then again by mechanical stirring 25min
Hydrotalcite powder, calcium stearate, aluminium triphosphate, n-butanol is added, continues to stir 45min to get antirusting paint.
The compound modenite powder of the polypyrrole powder of the present embodiment is polypyrrole powder, modenite powder according to weight ratio 3:7 group
At mixture.
Embodiment 3.
A kind of machinery part surface anti-corrosion treatment process of the present embodiment, comprising the following steps:
Machine components are carried out oil removal treatment with degreaser, are then washed with clear water, re-dry by step 1, then will be pre-
Treatment fluid is sprayed into machinery part surface using spraying process and forms coating, then takes out with 3 DEG C/min, rises to 320 from room temperature
DEG C, 30min is kept the temperature, then 560 DEG C is risen to 8 DEG C/min again with 320 DEG C, is then cooled to room temperature, it is spare；
The spare machinery part surface of step 1 is coated one layer of antirusting paint by step 2, is then 600 then at temperature
50min is kept the temperature at DEG C, is then cooled to room temperature.
The degreaser of the present embodiment is sodium carbonate, emulsifier op-10, deionized water are mixed according to what weight ratio 2:3:5 was formed
Close object.
The pretreatment fluid preparation method of the present embodiment is to be placed in a reaction flask bentonite, and being configured to mass fraction is 81%
Suspension, then sequentially add sodium metasilicate, aluminum sulfate solution thereto, then add dilute sulfuric acid, adjust pH to 5.5, then
Ultrasonic disperse is carried out, disperses 7min to get pretreatment fluid.
The bentonite of the present embodiment, sodium metasilicate, sulfuric acid aluminum material weight ratio be 7:3:3.
Coating layer thickness is 4.5um after the spraying process spraying of the present embodiment.
The antirusting paint layer of the present embodiment is with a thickness of 3um.
The preparation method of the antirusting paint of the present embodiment is that epoxy resin is added in reaction kettle, reaction temperature 120
DEG C, water alcohol acid lotion is then added, speed of agitator rises to 160r/min, and mixing time 30min then adds poly- pyrrole
The compound modenite powder of powder, methyl methacrylate are coughed up, revolving speed is then risen to 240r/min, then again by mechanical stirring 20min
Hydrotalcite powder, calcium stearate, aluminium triphosphate, n-butanol is added, continues to stir 40min to get antirusting paint.
The compound modenite powder of the polypyrrole powder of the present embodiment is polypyrrole powder, modenite powder according to weight ratio 3:7 group
At mixture.
Comparative example 1.
It is essentially identical with the material and preparation process of embodiment 3, it has only the difference is that not sprayed using pretreatment fluid.
Comparative example 2.
It is essentially identical with the material and preparation process of embodiment 3, it has only the difference is that uncoated antirusting paint.
Comparative example 3
It is essentially identical with the material and preparation process of embodiment 3, it has only the difference is that being not added with hydrotalcite in antirusting paint
Powder.
Comparative example 4.
A kind of machine components rust remover and its preparation are disclosed using Chinese patent literature (publication number: CN107385455A)
1 raw material of embodiment and method in method.
Embodiment 3 and comparative example 1-4 the performance test results are as follows
The embodiment of the present invention 3 is relative to comparative example 4, and alkali resistance 56h performance does not change, and comparative example 4,34h performance
Change, rust-preventing characteristic, the present invention places three months, 1 do not occur rust staining every year, and comparative example 4, and it is serious to place corrosion in 1 year, together
When, antirust rate of the present invention is 99.2%, and comparative example 4 is 87.5%, improves 11.7%.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of machinery part surface anti-corrosion treatment process, which comprises the following steps:
Machine components are carried out oil removal treatment with degreaser, are then washed with clear water, re-dry by step 1, then will pretreatment
Liquid is sprayed into machinery part surface using spraying process and forms coating, then takes out with 2-4 DEG C/min, rises to 320 DEG C from room temperature,
25-35min is kept the temperature, then 560 DEG C is risen to 6-10 DEG C/min again with 320 DEG C, is then cooled to room temperature, it is spare；
The spare machinery part surface of step 1 is coated one layer of antirusting paint by step 2, is then 550-650 then at temperature
45-55min is kept the temperature at DEG C, is then cooled to room temperature.
2. a kind of machinery part surface anti-corrosion treatment process according to claim 1, which is characterized in that the degreaser is
The mixture that sodium carbonate, emulsifier op-10, deionized water are formed according to weight ratio 2:3:5.
3. a kind of machinery part surface anti-corrosion treatment process according to claim 1, which is characterized in that the pretreatment fluid
Preparation method is to be placed in a reaction flask bentonite, is configured to the suspension that mass fraction is 78-84%, then thereto successively
Sodium metasilicate, aluminum sulfate solution is added, then adds dilute sulfuric acid, adjusts pH to 5.5, then carry out ultrasonic disperse, disperses 5-9min,
Up to pretreatment fluid.
4. a kind of machinery part surface anti-corrosion treatment process according to claim 3, which is characterized in that the bentonite,
Sodium metasilicate, sulfuric acid aluminum material weight ratio be (5-9): (2-4): 3.
5. a kind of machinery part surface anti-corrosion treatment process according to claim 4, which is characterized in that the bentonite,
Sodium metasilicate, sulfuric acid aluminum material weight ratio be 7:3:3.
6. a kind of machinery part surface anti-corrosion treatment process according to claim 1, which is characterized in that the spraying process
Coating layer thickness is 3-6um after spraying.
7. a kind of machinery part surface anti-corrosion treatment process according to claim 6, which is characterized in that the spraying process
Coating layer thickness is 4.5um after spraying.
8. a kind of machinery part surface anti-corrosion treatment process according to claim 1, which is characterized in that the antirusting paint
Layer is with a thickness of 3um.
9. a kind of machinery part surface anti-corrosion treatment process according to claim 1, which is characterized in that the antirusting paint
Preparation method be epoxy resin is added in reaction kettle, reaction temperature be 115-125 DEG C, then add aqueous alcoholic yogurt
Liquid, speed of agitator rise to 155-165r/min, mixing time 25-35min, then add the compound modenite of polypyrrole powder
Revolving speed is then risen to 235-245r/min, then adds neatly by powder, methyl methacrylate, mechanical stirring 15-25min
Mountain flour, calcium stearate, aluminium triphosphate, n-butanol continue to stir 35-45min to get antirusting paint.
10. a kind of machinery part surface anti-corrosion treatment process according to claim 9, which is characterized in that the polypyrrole
The mixture that the compound modenite powder of powder is polypyrrole powder, modenite powder is formed according to weight ratio 3:7.
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| CN201810853420.2A CN108976864A (en) | 2018-07-30 | 2018-07-30 | A kind of machinery part surface anti-corrosion treatment process |
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| CN201810853420.2A CN108976864A (en) | 2018-07-30 | 2018-07-30 | A kind of machinery part surface anti-corrosion treatment process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115846169A (en) * | 2023-03-02 | 2023-03-28 | 山东省地质矿产勘查开发局第二水文地质工程地质大队(山东省鲁北地质工程勘察院) | Surface treatment process for improving corrosion resistance of drill rod |
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|---|---|---|---|---|
| JPS60138078A (en) * | 1983-12-27 | 1985-07-22 | Nippon Paint Co Ltd | Pretreating agent for painting of metal |
| CN101111466A (en) * | 2004-12-22 | 2008-01-23 | 帝化株式会社 | Layered double hydroxide peelable in water, and production process and use thereof |
| CN107142003A (en) * | 2017-07-05 | 2017-09-08 | 北京科技大学 | A kind of preparation method for the peelable enhancing protective coating system of connecting portion |
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2018
- 2018-07-30 CN CN201810853420.2A patent/CN108976864A/en not_active Withdrawn
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| CN115846169A (en) * | 2023-03-02 | 2023-03-28 | 山东省地质矿产勘查开发局第二水文地质工程地质大队(山东省鲁北地质工程勘察院) | Surface treatment process for improving corrosion resistance of drill rod |
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Application publication date: 20181211 |