CN107214059A - A kind of fe-based surface has the dacroment process method of anti-corrosion function - Google Patents
A kind of fe-based surface has the dacroment process method of anti-corrosion function Download PDFInfo
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- CN107214059A CN107214059A CN201710396838.0A CN201710396838A CN107214059A CN 107214059 A CN107214059 A CN 107214059A CN 201710396838 A CN201710396838 A CN 201710396838A CN 107214059 A CN107214059 A CN 107214059A
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- China
- Prior art keywords
- dacroment
- based surface
- corrosion function
- curing
- heating
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Classifications
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- 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
- 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
- B05D3/102—Pretreatment of metallic substrates
-
- 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
- B05D5/10—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain an adhesive surface
-
- 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
- B05D7/14—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 to metal, e.g. car bodies
-
- 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
- B05D7/50—Multilayers
- B05D7/56—Three layers or more
- B05D7/58—No clear coat specified
- B05D7/584—No clear coat specified at least some layers being let to dry, at least partially, before applying the next layer
-
- 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
- B05D7/50—Multilayers
- B05D7/56—Three layers or more
- B05D7/58—No clear coat specified
- B05D7/586—No clear coat specified each layer being cured, at least partially, separately
-
- 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
- B05D2202/00—Metallic substrate
- B05D2202/10—Metallic substrate based on Fe
-
- 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
- B05D2451/00—Type of carrier, type of coating (Multilayers)
Abstract
The invention discloses a kind of the dacroment process method that fe-based surface has anti-corrosion function, polished after first fe-based surface is derusted, obtain pre-processing part one；Pretreatment part is boiled in treatment fluid again, obtains pre-processing part two；Then pretreatment part two is subjected to Dacroment spraying, is then heating and curing, obtains first time the dacroment process part；Again by first time the dacroment process part external coating fixative, then dry, obtain middleware；Middleware is finally subjected to second of Dacroment spraying, is then heating and curing, obtains the dacroment process part with anti-corrosion function.The film adhesive obtained after the processing method processing that the present invention is provided has reached good adhesive force and antiseptic property.
Description
Technical field
The invention belongs to paint field, and in particular to a kind of fe-based surface has the dacroment process method of anti-corrosion function.
Background technology
" Dacroment " is that instead of the serious traditional electrogalvanizing of environmental pollution, the best-of-breed technology of galvanizing class.It not only may be used
To handle steel, iron, aluminium and its alloy, ironcasting, structural member, sintering metal, and special surface treatment can also be handled.Extensively
It is general to be applied to automobile, motorcycle, means of transportation industry (high-speed railway, subway, the metalwork of electric railway, tunnel, bridge height
The metalwork of frame, highway), electrical equipment, ship, space flight and aviation, ocean engineering, hardware ＆ tools, electric power, communication, petrochemical industry,
The industries such as gas engineering, building, war products, household electrical appliance.Both product quality is improved, natural ecological environment is protected again,
It is deep to be welcome by engineering circles and environmental administration.Traditional Dacromet Technology is anti-corrosion because good, small without hydrogen embrittlement, pollution with corrosion resistance
Property, be widely used in various fields the advantages of plating property is good, but with the enhancing of people's environmental consciousness, Dacroment is applied
The chromate of high price increasingly governs the development of Dacroment technique in layer, and chromic anhydride content is too high in masking liquid, influences whether to apply
The adhesive force and cementability of layer.Meanwhile, the effect of the handling process of Dacroment also to final film has important influence, for
The processing of ad hoc fashion can strengthen the binding ability of film, can also lift other correlated performances of film, therefore, handle work
Skill is also the focus of technical staff's research all the time.
The content of the invention
It is an object of the invention in order to overcome above the deficiencies in the prior art and providing a kind of fe-based surface has anti-corrosion
The dacroment process method of function, the adhesion property and antiseptic property of film after lifting processing.
A kind of fe-based surface has the dacroment process method of anti-corrosion function, comprises the following steps：
Step 1, polished after fe-based surface is derusted, obtain pre-processing part one；
Step 2, pretreatment part is boiled in treatment fluid, obtains pre-processing part two；
Step 3, pretreatment part two is subjected to Dacroment spraying, is then heating and curing, obtains first time the dacroment process part；
Step 4, by first time the dacroment process part external coating fixative, then dry, obtain middleware；
Step 5, middleware is subjected to second of Dacroment spraying, is then heating and curing, obtains reaching with anti-corrosion function
Crow handling member.
There is described fe-based surface treatment fluid in the dacroment process method of anti-corrosion function, step 2 to be ethanol, glacial acetic acid
And silica, the wherein mass ratio of ethanol, glacial acetic acid and silica is 8:2:1.
There is described fe-based surface the temperature being heating and curing in the dacroment process method of anti-corrosion function, step 3 to be 80
℃。
There is described fe-based surface fixative in the dacroment process method of anti-corrosion function, step 4 to be ethyl acetate, surpass
The quality of the mixture, wherein ethyl acetate, super-fine zinc dust, polyethylene glycol and barium sulfate of thin zinc powder, polyethylene glycol and barium sulfate
Than for 9:3:1:1.
There is described fe-based surface the temperature dried in the dacroment process method of anti-corrosion function, step 4 to be 80-100
℃。
There is described fe-based surface the temperature being heating and curing in the dacroment process method of anti-corrosion function, step 5 to be
100-120℃。
The film adhesive obtained after the processing method processing that the present invention is provided has reached good adhesive force, while acidproof
Alkali has also reached in 1000h, processing method of the present invention that step 2 can be for final film with step 4 with resistance to neutral salt spray performance
Adhesive force and decay resistance play good castering action.
Embodiment：
Embodiment 1
A kind of fe-based surface has the dacroment process method of anti-corrosion function, comprises the following steps：
Step 1, polished after fe-based surface is derusted, obtain pre-processing part one；
Step 2, pretreatment part is boiled in treatment fluid, treatment fluid is ethanol, glacial acetic acid and silica, wherein second
The mass ratio of alcohol, glacial acetic acid and silica is 8:2:1, obtain pre-processing part two；
Step 3, pretreatment part two is subjected to Dacroment spraying, be then heating and curing, the temperature being heating and curing is 80 DEG C, is obtained
To first time the dacroment process part；
Step 4, by first time the dacroment process part external coating fixative, fixative is ethyl acetate, super-fine zinc dust, gathered
The mixture of ethylene glycol and barium sulfate, wherein ethyl acetate, super-fine zinc dust, the mass ratio of polyethylene glycol and barium sulfate are 9:3:1:
1, then dry, the temperature of drying is 80 DEG C, obtains middleware；
Step 5, middleware is subjected to second of Dacroment spraying, be then heating and curing, the temperature being heating and curing is 100
DEG C, obtain the dacroment process part with anti-corrosion function.
Embodiment 2
A kind of fe-based surface has the dacroment process method of anti-corrosion function, comprises the following steps：
Step 1, polished after fe-based surface is derusted, obtain pre-processing part one；
Step 2, pretreatment part is boiled in treatment fluid, treatment fluid is ethanol, glacial acetic acid and silica, wherein second
The mass ratio of alcohol, glacial acetic acid and silica is 8:2:1, obtain pre-processing part two；
Step 3, pretreatment part two is subjected to Dacroment spraying, be then heating and curing, the temperature being heating and curing is 80 DEG C, is obtained
To first time the dacroment process part；
Step 4, by first time the dacroment process part external coating fixative, fixative is ethyl acetate, super-fine zinc dust, gathered
The mixture of ethylene glycol and barium sulfate, wherein ethyl acetate, super-fine zinc dust, the mass ratio of polyethylene glycol and barium sulfate are 9:3:1:
1, then dry, the temperature of drying is 90 DEG C, obtains middleware；
Step 5, middleware is subjected to second of Dacroment spraying, be then heating and curing, the temperature being heating and curing is 110
DEG C, obtain the dacroment process part with anti-corrosion function.
Embodiment 3
A kind of fe-based surface has the dacroment process method of anti-corrosion function, comprises the following steps：
Step 1, polished after fe-based surface is derusted, obtain pre-processing part one；
Step 2, pretreatment part is boiled in treatment fluid, treatment fluid is ethanol, glacial acetic acid and silica, wherein second
The mass ratio of alcohol, glacial acetic acid and silica is 8:2:1, obtain pre-processing part two；
Step 3, pretreatment part two is subjected to Dacroment spraying, be then heating and curing, the temperature being heating and curing is 80 DEG C, is obtained
To first time the dacroment process part；
Step 4, by first time the dacroment process part external coating fixative, fixative is ethyl acetate, super-fine zinc dust, gathered
The mixture of ethylene glycol and barium sulfate, wherein ethyl acetate, super-fine zinc dust, the mass ratio of polyethylene glycol and barium sulfate are 9:3:1:
1, then dry, the temperature of drying is 100 DEG C, obtains middleware；
Step 5, middleware is subjected to second of Dacroment spraying, be then heating and curing, the temperature being heating and curing is 120
DEG C, obtain the dacroment process part with anti-corrosion function.
Reference examples 1
A kind of fe-based surface has the dacroment process method of anti-corrosion function, comprises the following steps：
Step 1, polished after fe-based surface is derusted, obtain pre-processing part one；
Step 2, pretreatment part two is subjected to Dacroment spraying, be then heating and curing, the temperature being heating and curing is 80 DEG C, is obtained
To first time the dacroment process part；
Step 3, by first time the dacroment process part external coating fixative, fixative is ethyl acetate, super-fine zinc dust, gathered
The mixture of ethylene glycol and barium sulfate, wherein ethyl acetate, super-fine zinc dust, the mass ratio of polyethylene glycol and barium sulfate are 9:3:1:
1, then dry, the temperature of drying is 100 DEG C, obtains middleware；
Step 4, middleware is subjected to second of Dacroment spraying, be then heating and curing, the temperature being heating and curing is 120
DEG C, obtain the dacroment process part with anti-corrosion function.
Reference examples 2
A kind of fe-based surface has the dacroment process method of anti-corrosion function, comprises the following steps：
Step 1, polished after fe-based surface is derusted, obtain pre-processing part one；
Step 2, pretreatment part is boiled in treatment fluid, treatment fluid is ethanol, glacial acetic acid and silica, wherein second
The mass ratio of alcohol, glacial acetic acid and silica is 8:2:1, obtain pre-processing part two；
Step 3, pretreatment part two is subjected to Dacroment spraying, be then heating and curing, the temperature being heating and curing is 80 DEG C, is obtained
To first time the dacroment process part；
Step 4, middleware is subjected to second of Dacroment spraying, be then heating and curing, the temperature being heating and curing is 120
DEG C, obtain the dacroment process part with anti-corrosion function.
Performance test is carried out to the film obtained after above example and reference examples processing, it is as a result as follows：
As can be seen from the above results, the film adhesive obtained after the processing method processing that the present invention is provided has reached good
Good adhesive force, while acid and alkali-resistance has also reached 1000h with resistance to neutral salt spray performance, and reference examples 1 and reference examples 2 are based on real
The control experiment of example 3 is applied, is not had in reference examples 1 wherein in the step 2 for carrying out embodiment 3, reference examples 2 without progress embodiment 3
Step 4, as a result show, do not carry out above step, the adhesive force of final film all significantly decreases, and the reality of step 4
Apply the acid and alkali-resistance that can also strengthen final film and resistance to neutral salt spray performance.
Claims (6)
1. a kind of fe-based surface has the dacroment process method of anti-corrosion function, it is characterised in that comprise the following steps：
Step 1, polished after fe-based surface is derusted, obtain pre-processing part one；
Step 2, pretreatment part is boiled in treatment fluid, obtains pre-processing part two；
Step 3, pretreatment part two is subjected to Dacroment spraying, is then heating and curing, obtains first time the dacroment process part；
Step 4, by first time the dacroment process part external coating fixative, then dry, obtain middleware；
Step 5, middleware is subjected to second of Dacroment spraying, is then heating and curing, obtains the Dacroment with anti-corrosion function
Handling member.
2. fe-based surface according to claim 1 has the dacroment process method of anti-corrosion function, it is characterised in that step
Treatment fluid is ethanol, glacial acetic acid and silica in 2, and the wherein mass ratio of ethanol, glacial acetic acid and silica is 8:2:1.
3. fe-based surface according to claim 1 has the dacroment process method of anti-corrosion function, it is characterised in that step
The temperature being heating and curing in 3 is 80 DEG C.
4. fe-based surface according to claim 1 has the dacroment process method of anti-corrosion function, it is characterised in that step
Fixative is the mixture of ethyl acetate, super-fine zinc dust, polyethylene glycol and barium sulfate in 4, wherein ethyl acetate, super-fine zinc dust,
The mass ratio of polyethylene glycol and barium sulfate is 9:3:1:1.
5. fe-based surface according to claim 1 has the dacroment process method of anti-corrosion function, it is characterised in that step
The temperature dried in 4 is 80-100 DEG C.
6. fe-based surface according to claim 1 has the dacroment process method of anti-corrosion function, it is characterised in that step
The temperature being heating and curing in 5 is 100-120 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710396838.0A CN107214059A (en) | 2017-05-31 | 2017-05-31 | A kind of fe-based surface has the dacroment process method of anti-corrosion function |
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| CN201710396838.0A CN107214059A (en) | 2017-05-31 | 2017-05-31 | A kind of fe-based surface has the dacroment process method of anti-corrosion function |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1075175A (en) * | 1992-11-20 | 1993-08-11 | 冶金工业部钢铁研究总院 | Pre-treatment agent for metal material surface |
| CN104289401A (en) * | 2014-09-28 | 2015-01-21 | 合肥常菱汽车零部件有限公司 | Dacromet treatment technological process |
| CN105643208A (en) * | 2016-01-18 | 2016-06-08 | 南通洋口对外贸易有限公司 | Production process suitable for high-strength round link chain under marine environment |
-
2017
- 2017-05-31 CN CN201710396838.0A patent/CN107214059A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1075175A (en) * | 1992-11-20 | 1993-08-11 | 冶金工业部钢铁研究总院 | Pre-treatment agent for metal material surface |
| CN104289401A (en) * | 2014-09-28 | 2015-01-21 | 合肥常菱汽车零部件有限公司 | Dacromet treatment technological process |
| CN105643208A (en) * | 2016-01-18 | 2016-06-08 | 南通洋口对外贸易有限公司 | Production process suitable for high-strength round link chain under marine environment |
Non-Patent Citations (4)
| Title |
|---|
| 《金属防腐蚀手册》编写组: "《金属防腐蚀手册》", 30 June 1989, 上海科学技术出版社 * |
| 梁治齐等: "《实用清洗技术手册》", 31 January 2000, 化学工业出版社 * |
| 胡飞燕等: "《涂料基础配方与工艺》", 30 June 2013, 东华大学出版社 * |
| 马彩梅等: "《化工腐蚀与防护》", 31 January 2017, 天津大学出版社 * |
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Application publication date: 20170929 |