CN107345296A - Steel iron phosphatising technique - Google Patents
Steel iron phosphatising technique Download PDFInfo
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- CN107345296A CN107345296A CN201710606796.9A CN201710606796A CN107345296A CN 107345296 A CN107345296 A CN 107345296A CN 201710606796 A CN201710606796 A CN 201710606796A CN 107345296 A CN107345296 A CN 107345296A
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/78—Pretreatment of the material to be coated
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/78—Pretreatment of the material to be coated
- C23C22/80—Pretreatment of the material to be coated with solutions containing titanium or zirconium compounds
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/08—Iron or steel
- C23G1/083—Iron or steel solutions containing H3PO4
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/24—Cleaning or pickling metallic material with solutions or molten salts with neutral solutions
Abstract
The present invention relates to a kind of steel iron phosphatising technique, it is comprised the following steps that：(1) grease is removed；(2) wash；(3) pickling；(4) secondary washing；(5) neutralize；(6) surface adjusts：Steel through step (5) is put into 40 45 DEG C of surface adjustment liquid and handles 1 2min；The composition of surface adjustment liquid is：Contain the 0.3kg of surface conditioner 0.08 in adjustment liquid per 100L surfaces, surplus is water；The raw material of surface conditioner is prepared, is counted by ratio of weight and the number of copies, including：200 250 parts of water, 60 80 parts of disodium hydrogen phosphate, 40 60 parts of sodium tripolyphosphate, 25 parts of sodium hydroxide, 58 parts of potassium fluotitanate, 10 25 parts of ATMP, 25 parts of sodium pyrophosphate；The phosphating process can in relatively low phosphatization temperature and can be completed in the short time conversion film whole growth courses and membrane crystallization dense uniform, adhesive force it is strong.
Description
Technical field
The present invention relates to a kind of steel iron phosphatising technique.
Background technology
Steel iron phosphatising be by the steel pre-processed enter phosphating solution in, make steel surface deposit to be formed one layer it is not soluble in water
Crystal type phosphate conversion film process.However, film layer that traditional method for bonderizing is formed is thicker, phosphatization membrane crystallization is thicker
Greatly, phosphating time is long and workpiece easily returns rust after phosphatization.
The content of the invention
It is an object of the invention to provide a kind of technique is simple, phosphating time is short, phosphatization mild condition and can make what is formed
Membrane crystallization dense uniform steel iron phosphatising technique.
The purpose of the present invention is achieved through the following technical solutions：A kind of steel iron phosphatising technique, it is comprised the following steps that：
(1) grease is removed：Steel is placed in the cleaning fluid that temperature is 40-50 DEG C, soaks 2-5min；
(2) wash：It will be transferred to through the steel except grease in the supersonic cleaning machine for fill water after ultrasonic 5-10min, taking-up is dried in the air
It is dry；
(3) pickling：Steel after step (2) processing is transferred in the pickle that temperature is 25-60 DEG C, soaks 2-
5min；
(4) secondary washing：It is transferred to after the steel after step (3) processing is rinsed into 5-7min with water and fills the ultrasonic clear of water
In washing machine after ultrasonic 3-5min, taking-up is dried；
(5) neutralize：Steel after step (4) processing is put into the neutralization chamber for filling the 0.2%-0.5% soda ash aqueous solution
In, soak 3-5min after, then with water rinse 2-3min；
(6) surface adjusts：Steel after step (5) processing is put into 40-45 DEG C of surface adjustment liquid and handles 1-
2min；The composition of surface adjustment liquid is：It is containing surface conditioner 0.08-0.3kg, surplus in adjustment liquid per 100L surfaces
Water；
Wherein, the raw material of surface conditioner is prepared, is counted by ratio of weight and the number of copies, including：Water 200-250 parts, disodium hydrogen phosphate
60-80 parts, sodium tripolyphosphate 40-60 parts, sodium hydroxide 2-5 parts, potassium fluotitanate 5-8 parts, ATMP 10-25
Part, sodium pyrophosphate 2-5 parts.
(7) phosphatization：Steel after step (6) processing is placed in the Zinc phosphating solution that temperature is 25-45 DEG C, handles 3-
5min；After washing 2-3min afterwards, dry.
For prior art, the advantage of the invention is that：
The steel iron phosphatising technique of the present invention can make steel surface fast filming, in relatively low phosphatization temperature and short time
Whole growth courses of conversion film can be completed, and membrane crystallization dense uniform, adhesive force are strong and have significant corrosion resistance.
The surface adjustment liquor of the present invention has extremely strong anti-rust staining function, when can reduce phosphatization temperature and shorten phosphatization
Between, and the quality of phosphating coat can be improved, eliminate the defects of corrosion is uneven caused by alkaline degreasing or acid pickling and rust removing, increase nucleus
Quantity, the compactness for improving phosphating coat and corrosion stability, the outward appearance for improving phosphating coat；The present invention surface adjustment liquor also have make
With long lifespan, stable performance, the advantages of water quality is not selected.
Embodiment
Present invention is described in detail with reference to embodiment：
A kind of steel iron phosphatising technique, it is characterised in that：It is comprised the following steps that：
(1) grease is removed：Steel is placed in the cleaning fluid that temperature is 40-50 DEG C, soaks 2-5min；
(2) wash：It will be transferred to through the steel except grease in the supersonic cleaning machine for fill water after ultrasonic 5-10min, taking-up is dried in the air
It is dry；
(3) pickling：Steel after step (2) processing is transferred in the pickle that temperature is 25-60 DEG C, soaks 2-
5min；
(4) secondary washing：It is transferred to after the steel after step (3) processing is rinsed into 5-7min with water and fills the ultrasonic clear of water
In washing machine after ultrasonic 3-5min, taking-up is dried；
(5) neutralize：Steel after step (4) processing is put into the neutralization chamber for filling the 0.2%-0.5% soda ash aqueous solution
In, soak 3-5min after, then with water rinse 2-3min；
(6) surface adjusts：Steel after step (5) processing is put into 40-45 DEG C of surface adjustment liquid and handles 1-
2min；The composition of surface adjustment liquid is：It is containing surface conditioner 0.08-0.3kg, surplus in adjustment liquid per 100L surfaces
Water；
Wherein, the raw material of surface conditioner is prepared, is counted by ratio of weight and the number of copies, including：Water 200-250 parts, disodium hydrogen phosphate
60-80 parts, sodium tripolyphosphate 40-60 parts, sodium hydroxide 2-5 parts, potassium fluotitanate 5-8 parts, ATMP 10-25
Part, sodium pyrophosphate 2-5 parts.Described water is preferably deionized water.
The specific preparation method of the surface conditioner is：Load weighted deionized water is heated to 65-70 DEG C.Then one
Stir while disodium hydrogen phosphate, sodium tripolyphosphate and sodium hydroxide are added sequentially in the deionization after heating, afterwards on side
100 DEG C or so are warming up to, then adds potassium fluotitanate and ATMP, 20-30min is stirred, adds burnt phosphorus afterwards
Sour sodium, is stirred for 10-15min, forms cooling after homogeneous mixture.
(7) phosphatization：Steel after step (6) processing is placed in the Zinc phosphating solution that temperature is 25-45 DEG C, handles 3-
5min；After washing 2-3min afterwards, dry.
In step (1), the composition of the cleaning fluid is：Contain sodium metasilicate 4-6g, sodium tripolyphosphate 10- in per 1L cleaning fluids
15g, sodium carbonate 4-6g, NPE 0.1-0.3g, AEO AEO-9 0.3-0.5g, dodecane
Base benzene sulfonic acid sodium salt 4-8g, perfluorobutyl potassium sulfonate 0.3-0.5g, surplus are water.
The cleaning fluid can rapidly remove the grease of surface of steel workpiece.
In step (3), the pickle includes the component of following parts by weight proportioning：Phosphatase 11 5-25 parts, 4- amino -3-
Diazanyl -5- sulfydryl -1,2,4- triazole 2-4 parts, cis oleic acid base amine ethyl imidazol(e) quinoline 10-12 parts, second dimethylene -1,2- are double
(cetyl dimethyl ammonium bromide) 3-5 parts, n-butanol 20-30 parts, water 15-20 parts.The pickle can rapidly remove steel
The dirt (including rusty stain, metal contamination, incrustation scale oxide skin etc.) of workpiece surface, each component in the pickle can assist mutually
Play a role together, it is weak to the corrosivity of iron and steel parts and hardware, it is capable of the service life of extension device.In addition, this
The pickling chemistry of invention is stable, is a kind of environment-friendly multipurpose pickle, meets green requirement.
Embodiment one：
A kind of preparation of surface adjustment liquid：It comprises the following steps：
(1) preparation of surface conditioner：In terms of parts by weight, load weighted 220 parts of deionized waters are heated to 70 DEG C.So
After stirring afterwards while 70 parts of disodium hydrogen phosphates, 50 parts of sodium tripolyphosphates and 4 parts of sodium hydroxides are added sequentially into heating
Deionization in, be warming up to 100 DEG C or so afterwards, then add 6 parts of potassium fluotitanates and 20 parts of ATMPs, stirring
25min, 4 parts of sodium pyrophosphates are added afterwards, are stirred for 12min, form cooling after homogeneous mixture.
(2) surface conditioner made from taking 0.2kg steps (1), is added in 50L water and stirs, add afterwards
Appropriate water is settled to 100L, produces described surface adjustment liquid.
Embodiment two：
A kind of preparation of surface adjustment liquid：It comprises the following steps：
(1) preparation of surface conditioner：In terms of parts by weight, load weighted 250 parts of deionized waters are heated to 65 DEG C.So
After stirring afterwards while 60 parts of disodium hydrogen phosphates, 40 parts of sodium tripolyphosphates and 2 parts of sodium hydroxides are added sequentially into heating
Deionization in, be warming up to 100 DEG C or so afterwards, then add 5 parts of potassium fluotitanates and 10 parts of ATMPs, stirring
20min, 2 parts of sodium pyrophosphates are added afterwards, are stirred for 10min, form cooling after homogeneous mixture.
(2) surface conditioner made from taking 0.3kg steps (1), is added in 50L water and stirs, add afterwards
Appropriate water is settled to 100L, produces described surface adjustment liquid.
Embodiment three：
A kind of preparation of surface adjustment liquid：It comprises the following steps：
(1) preparation of surface conditioner：In terms of parts by weight, load weighted 200 parts of deionized waters are heated to 68 DEG C.So
After stirring afterwards while 80 parts of disodium hydrogen phosphates, 60 parts of sodium tripolyphosphates and 5 parts of sodium hydroxides are added sequentially into heating
Deionization in, be warming up to 100 DEG C or so afterwards, then add 8 parts of potassium fluotitanates and 25 parts of ATMPs, stirring
30min, 5 parts of sodium pyrophosphates are added afterwards, are stirred for 15min, form cooling after homogeneous mixture.
(2) surface conditioner made from taking 0.08kg steps (1), is added in 50L water and stirs, add afterwards
Appropriate water is settled to 100L, produces described surface adjustment liquid.
Example IV：
A kind of steel iron phosphatising technique, it is comprised the following steps that：
(1) grease is removed：Steel is placed in the cleaning fluid that temperature is 40 DEG C, soaks 5min；
(2) wash：It will be transferred to through the steel except grease in the supersonic cleaning machine for fill water after ultrasonic 5min, taking-up is dried；
(3) pickling：Steel after step (2) processing is transferred in the pickle that temperature is 25 DEG C, soaks 5min；
(4) secondary washing：The ultrasonic cleaning for filling water is transferred to after the steel after step (3) processing is rinsed into 5min with water
In machine after ultrasonic 5min, taking-up is dried；
(5) neutralize：Steel after step (4) processing is put into the neutralization chamber for filling the 0.2% soda ash aqueous solution, soaked
After 5min, then with water rinse 2min；
(6) surface adjusts：The surface that steel after step (5) processing is put into 40 DEG C of the gained of embodiment one adjusts liquid
Middle processing 2min；
(7) phosphatization：Steel after step (6) processing is placed in the Zinc phosphating solution that temperature is 25 DEG C, handles 5min；
After washing 2min afterwards, dry.
Wherein in step (1), the composition of the cleaning fluid is：Contain sodium metasilicate 4g, sodium tripolyphosphate in per 1L cleaning fluids
15g, sodium carbonate 4g, NPE 0.3g, AEO AEO-90.5g, neopelex
4g, perfluorobutyl potassium sulfonate 0.5g, surplus are water.
In step (3), the pickle includes the component of following parts by weight proportioning：5 parts of phosphatase 11,4- amino -3- hydrazines
Double (the cetyls of 4 parts of base -5- sulfydryl -1,2,4- triazoles, cis 10 parts of oleic acid base amine ethyl imidazol(e) quinoline, second dimethylene -1,2-
Ditallowdimethyl ammonium bromide) 5 parts, 20 parts of n-butanol, 20 parts of water.
Five-embodiment of embodiment ten：
In order to verify the effect of the surface adjustment liquid obtained by the present invention, the present inventor is carried out example five-reality
Apply the contrast test of example ten.Wherein, iron and steel parts used in five-embodiment of embodiment ten are through step in example IV (1)
Workpiece to step (5), what surface adjustment liquid was selected is the surface adjustment liquid obtained by embodiment one；Embodiment five is to implementation
Example seven is one group of parallel test, i.e. iron and steel parts first carry out phosphatization again after surface adjusts；And embodiment eight to embodiment ten is
Direct phosphating after one group of parallel test, i.e. iron and steel parts are neutralized.Under specific contrast experiment such as table：
Five-embodiment of embodiment seven：Iron and steel parts after neutralized step are put into the table of 40 DEG C of the gained of embodiment one
After handling 2min in face adjustment liquid, it is placed in the Zinc phosphating solution that temperature is 25 DEG C, after handling certain time, washing and drying is
Can.
Embodiment eight is to embodiment ten：Iron and steel parts after neutralized step are placed directly within the zinc system phosphorus that temperature is 25 DEG C
Change in liquid, after handling certain time, washing and drying.
The result of five-embodiment of embodiment ten such as following table：
| Project | Embodiment five | Embodiment six | Embodiment seven | Embodiment eight | Embodiment nine | Embodiment ten |
| Surface adjustment time | 2min | 2min | 2min | - | - | - |
| Surface adjusts temperature | 40℃ | 40℃ | 40℃ | - | - | - |
| The film time in phosphatization | 2min | 2min | 2min | 6min | 6min | 6min |
| Phosphatization temperature | 25℃ | 25℃ | 25℃ | 25℃ | 25℃ | 25℃ |
| Phosphating coat compactness | Even compact | Even compact | Even compact | It is sparse thick | It is sparse thick | It is sparse thick |
| Phosphatization film thickness | It is thin | It is thin | It is thin | It is thick | It is thick | It is thick |
| Paint film neutral salt spray test | 1100h | 1100h | 1100h | 900h | 900h | 900h |
As can be known from the above table, adjustment liquid energy in surface of the invention is enough shortens to 2min by the film time in phosphatization from 6min；Coating
The paint film resistance to neutral salt spray time is promoted to 1100h from 900h afterwards, and phosphorization membrane is thinner finer and close, and it is supporting to greatly strengthen application
Property.
Comparative run purpose method of testing is as follows in upper table:
The compactness of phosphating coat:Phosphating coat is amplified to 100~1000 times with metallographic microscope or electron microscope, observation
Crystal form, size and arrangement situation.Crystal form is preferably column crystal.Crystal size is smaller preferably, and general control exists
Less than tens microns, arrangement is more uniform, and porosity is the smaller the better；
Phosphating coat neutral salt spray test:Carried out according to GB 10125-1997 artificial atmosphere corrosion test salt spray tests standard
Test；
Phosphatization film thickness：Magnetic is measured according to non-magnetic capping layer overburden cover in GB 4956-2003T magnetic matrix
Method is tested.
Embodiment 11：
A kind of steel iron phosphatising technique, it is comprised the following steps that：
(1) grease is removed：Steel is placed in the cleaning fluid that temperature is 45 DEG C, soaks 3min；
(2) wash：It will be transferred to through the steel except grease in the supersonic cleaning machine for fill water after ultrasonic 8min, taking-up is dried；
(3) pickling：Steel after step (2) processing is transferred in the pickle that temperature is 40 DEG C, soaks 3min；
(4) secondary washing：The ultrasonic cleaning for filling water is transferred to after the steel after step (3) processing is rinsed into 6min with water
In machine after ultrasonic 4min, taking-up is dried；
(5) neutralize：Steel after step (4) processing is put into the neutralization chamber for filling the 0.4% soda ash aqueous solution, soaked
After 4min, then with water rinse 2min；
(6) surface adjusts：The surface that steel after step (5) processing is put into 43 DEG C of the gained of embodiment two adjusts liquid
Middle processing 2min；
(7) phosphatization：Steel after step (6) processing is placed in the Zinc phosphating solution that temperature is 30 DEG C, handles 4min；
After washing 2min afterwards, dry.
Wherein in step (1), the composition of the cleaning fluid is：Contain sodium metasilicate 5g, sodium tripolyphosphate in per 1L cleaning fluids
12g, sodium carbonate 5g, NPE 0.2g, AEO AEO-90.4g, neopelex
7g, perfluorobutyl potassium sulfonate 0.4g, surplus are water.
In step (3), the pickle includes the component of following parts by weight proportioning：20 parts of phosphoric acid, 4- amino -3- hydrazines
Double (the cetyls of 3 parts of base -5- sulfydryl -1,2,4- triazoles, cis 11 parts of oleic acid base amine ethyl imidazol(e) quinoline, second dimethylene -1,2-
Ditallowdimethyl ammonium bromide) 4 parts, 25 parts of n-butanol, 18 parts of water.
Embodiment 12：
A kind of steel iron phosphatising technique, it is comprised the following steps that：
(1) grease is removed：Steel is placed in the cleaning fluid that temperature is 50 DEG C, soaks 2min；
(2) wash：It will be transferred to through the steel except grease in the supersonic cleaning machine for fill water after ultrasonic 10min, taking-up is dried；
(3) pickling：Steel after step (2) processing is transferred in the pickle that temperature is 60 DEG C, soaks 2min；
(4) secondary washing：The ultrasonic cleaning for filling water is transferred to after the steel after step (3) processing is rinsed into 7min with water
In machine after ultrasonic 3min, taking-up is dried；
(5) neutralize：Steel after step (4) processing is put into the neutralization chamber for filling the 0.5% soda ash aqueous solution, soaked
After 3min, then with water rinse 3min；
(6) surface adjusts：The surface that steel after step (5) processing is put into 45 DEG C of the gained of embodiment three adjusts liquid
Middle processing 1min；
(7) phosphatization：Steel after step (6) processing is placed in the Zinc phosphating solution that temperature is 45 DEG C, handles 3min；
After washing 3min afterwards, dry.
Wherein in step (1), the composition of the cleaning fluid is：Contain sodium metasilicate 6g, sodium tripolyphosphate in per 1L cleaning fluids
10g, sodium carbonate 6g, NPE 0.1g, AEO AEO-90.3g, neopelex
8g, perfluorobutyl potassium sulfonate 0.3g, surplus are water.
In step (3), the pickle includes the component of following parts by weight proportioning：25 parts of phosphoric acid, 4- amino -3- hydrazines
Double (the cetyls of 2 parts of base -5- sulfydryl -1,2,4- triazoles, cis 12 parts of oleic acid base amine ethyl imidazol(e) quinoline, second dimethylene -1,2-
Ditallowdimethyl ammonium bromide) 3 parts, 30 parts of n-butanol, 15 parts of water.
Claims (8)
- A kind of 1. steel iron phosphatising technique, it is characterised in that：It is comprised the following steps that：(1) grease is removed；(2) wash；(3) pickling；(4) secondary washing；(5) neutralize；(6) surface adjusts：Steel after step (5) processing is put into 40-45 DEG C of surface adjustment liquid and handles 1-2min；Institute State surface adjustment liquid composition be：Contain surface conditioner 0.08-0.3kg in adjustment liquid per 100L surfaces, surplus is water；Wherein, the raw material of surface conditioner is prepared, is counted by ratio of weight and the number of copies, including：Water 200-250 parts, disodium hydrogen phosphate 60-80 Part, sodium tripolyphosphate 40-60 parts, sodium hydroxide 2-5 parts, potassium fluotitanate 5-8 parts, ATMP 10-25 parts, burnt phosphorus Sour sodium 2-5 parts.(7) phosphatization：Steel after step (6) processing is placed in the Zinc phosphating solution that temperature is 25-45 DEG C, handles 3- 5min；After washing 2-3min afterwards, dry.
- 2. steel iron phosphatising technique according to claim 1, it is characterised in that：The concrete operation method of step (1) is：By steel Iron is placed in the cleaning fluid that temperature is 40-50 DEG C, soaks 2-5min.
- 3. steel iron phosphatising technique according to claim 2, it is characterised in that：The composition of the cleaning fluid is：Cleaned per 1L Contain sodium metasilicate 4-6g, sodium tripolyphosphate 10-15g, sodium carbonate 4-6g, NPE 0.1-0.3g, fat in liquid Alcohol APEO AEO-9 0.3-0.5g, neopelex 4-8g, perfluorobutyl potassium sulfonate 0.3-0.5g, surplus are Water.
- 4. steel iron phosphatising technique according to claim 1, it is characterised in that：The concrete operation method of step (2) is：Will be through Except the steel of grease is transferred in the supersonic cleaning machine for fill water after ultrasonic 5-10min, taking-up is dried.
- 5. steel iron phosphatising technique according to claim 1, it is characterised in that：The concrete operation method of step (3) is：Will be through Steel after step (2) processing is transferred in the pickle that temperature is 25-60 DEG C, soaks 2-5min.
- 6. steel iron phosphatising technique according to claim 5, it is characterised in that：The pickle is matched somebody with somebody including following parts by weight The component of ratio：Phosphatase 11 5-25 parts, 4- amino -3- diazanyl -5- sulfydryl -1,2,4- triazole 2-4 parts, cis oleic acid base amine ethyl miaow Oxazoline 10-12 parts, double (cetyl dimethyl ammonium bromide) the 3-5 parts of second dimethylene -1,2-, n-butanol 20-30 parts, water 15- 20 parts.
- 7. steel iron phosphatising technique according to claim 1, it is characterised in that：The concrete operation method of step (4) is：Will be through Steel after step (3) processing is transferred in the supersonic cleaning machine for fill water after ultrasonic 3-5min after rinsing 5-7min with water, is taken out Dry.
- 8. steel iron phosphatising technique according to claim 1, it is characterised in that：The concrete operation method of step (5) is：Will be through Steel after step (4) processing is put into the neutralization chamber for filling the 0.2%-0.5% soda ash aqueous solution, after soaking 3-5min, then is used Water rinses 2-3min.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109127328A (en) * | 2018-07-13 | 2019-01-04 | 西安交通大学 | A kind of method of metal surface building super-hydrophobic coat |
| CN109280910A (en) * | 2018-10-10 | 2019-01-29 | 安徽腾龙泵阀制造有限公司 | A kind of chemical pump surface granosealing technique |
| CN109487260A (en) * | 2018-12-28 | 2019-03-19 | 湖北博新材料保护有限公司 | A kind of Liquid Surface Conditioner for Phosphating and preparation method thereof |
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| CN109127328B (en) * | 2018-07-13 | 2021-01-19 | 西安交通大学 | Method for constructing super-hydrophobic coating on metal surface |
| CN109280910A (en) * | 2018-10-10 | 2019-01-29 | 安徽腾龙泵阀制造有限公司 | A kind of chemical pump surface granosealing technique |
| CN109487260A (en) * | 2018-12-28 | 2019-03-19 | 湖北博新材料保护有限公司 | A kind of Liquid Surface Conditioner for Phosphating and preparation method thereof |
| CN109487260B (en) * | 2018-12-28 | 2021-01-12 | 湖北博新材料保护有限公司 | Liquid surface conditioning agent and preparation method thereof |
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