CN104946100A - Preparation method of pretreatment liquid and antirust liquid for environmental-friendly steel - Google Patents
Preparation method of pretreatment liquid and antirust liquid for environmental-friendly steel Download PDFInfo
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- CN104946100A CN104946100A CN201510349637.6A CN201510349637A CN104946100A CN 104946100 A CN104946100 A CN 104946100A CN 201510349637 A CN201510349637 A CN 201510349637A CN 104946100 A CN104946100 A CN 104946100A
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- agent
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- pretreatment liquid
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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
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
- C09D167/08—Polyesters modified with higher fatty oils or their acids, or with natural resins or resin acids
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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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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
The invention provided a preparation method of pretreatment liquid and antirust liquid for environmental-friendly steel. The pretreatment liquid and antirust liquid comprises the following components, by weight, 80-85% of tap water, 3-6% of rust conversion agent, 5-8% of oil stain emulgator, 1-2% of anti-flash rust agent, 3-6% of cosolvent, 0.3-0.5% of fungicide, 0-2% of flocculating agent, 3-5% of watery alkyd resin and 0.2-0.5% of rheological promoter. The preparation technique comprises the steps that the oil stain emulgator and the anti-flash rust agent are added into the water slowly, and dispersion of the oil stain emulgator and the anti-flash rust agent is conducted; the rust conversion agent and the emulgator are added, and dispersion of the rust conversion agent and the emulgator is conducted; the watery alkyd resin, the fungicide and the rheological promoter are added, and stirring is conducted; the flocculating agent are added into the tap water with same quality, and stirring is conducted with the flocculating agent is dissolved sufficiently. The processed steel cannot rust for one mouth indoor after being coated with the pretreatment liquid, so that the secondary rusting phenomenon of the shot-blasted steel due to fact that the steel is not painted for a long time is avoided; the preparation method is widely used in the product field of a transformer, an iron gate, a large steel structure, a supporting base, an expansion joint and the like.
Description
Technical field
The present invention relates to rust protection liquid preparation field, refer to the preparation method of a kind of environment-friendly type steel pretreatment liquid and rust protection liquid especially.
Background technology
Under the concrete enforcement of new environmental law, various places reply haze improvement policy under, the excise increase income pressure under, people to the requirement of environmental protection and VOC discharge requirement more and more higher.In order to reduce the pollution to environment, reducing contamination by dust, residue contamination that steel ball blasts brings, reducing the high cost that ball blast and manual polishing bring simultaneously.All there are the good steel of ball blast and do not spray paint for a long time and produce the phenomenon of getting rusty for the second time in the product scope such as transformer, iron gate, large-scale steel structure, bearing, expansion joint.
Summary of the invention
The present invention proposes the preparation method of a kind of environment-friendly type steel pretreatment liquid and rust protection liquid, and its treatment solution prepared can prevent the good steel of ball blast from not spraying paint for a long time and produce the phenomenon of getting rusty for the second time.
Technical scheme of the present invention is achieved in that the preparation method of a kind of environment-friendly type steel pretreatment liquid and rust protection liquid, comprises the following component according to massfraction meter: tap water 80-85%, rust conversion agent 3-6%, greasy dirt emulsifying agent 5-8%, anti-sudden strain of a muscle rust agent 1-2%, solubility promoter 3-6%, sterilant 0.3-0.5%, flocculation agent 0-2%, aqueous alkide resin 3-5%, auxiliary rheological agents 0.2-0.5%;
Its preparation technology comprises:
Step a. adds and slowly adds greasy dirt emulsifying agent, the agent of anti-sudden strain of a muscle rust in water, and dispersion makes it fully dissolve;
Step b. adds rust conversion agent, solubility promoter in production cylinder, and disperses;
Aqueous alkide resin, sterilant, auxiliary rheological agents add by step c, and stir;
Steps d. add after adopting tap water 1:1 fully to be dissolved by flocculation agent and produce in cylinder, and stir.
As preferably, described step a concrete technology slowly adds greasy dirt emulsifying agent for adding toward water in, agent is become rusty in anti-sudden strain of a muscle, adopt 400-600 rev/min of high speed dispersion 10-15 minute, make it fully dissolve.
As preferably, the concrete technology of described step b, for adding rust conversion agent, solubility promoter toward producing in cylinder, adopts 400-600 rev/min of high speed dispersion 5-10 minute.
As preferably, the concrete technology of described step c adopts 400-600 rev/min to stir 10-15 minute for aqueous alkide resin, sterilant, auxiliary rheological agents being added.
As preferably, the concrete technology of described steps d is produced in cylinder for adding after adopting tap water 1:1 fully to be dissolved by flocculation agent, adopts 400-600 rev/min of stirring 10-15 minute.
Compared with prior art, the invention has the advantages that: the invention provides a kind of preparation method of pretreatment liquid steel pre-treatment being exempted to ball blast, polishing, after this pretreatment liquid of application, within in the steel holding chamber handled well one month, can not get rusty, thus prevent the good steel of ball blast not spray paint for a long time and produce the phenomenon of getting rusty for the second time, be widely used in the product scopes such as transformer, iron gate, large-scale steel structure, bearing, expansion joint.
This kind of product has zero VOC discharge; the workpiece of band oil band rust is directly immersed several tens minutes in this liquid; the greasy dirt of steel surface, paraffin etc. thoroughly can be disposed; the protective membrane simultaneously iron rust huge legendary turtle being closed reaction generation fine and close sticks to steel surface; there is very excellent sticking power; be positioned over humidity after taking out steel is store 30 days under the indoor environment of more than 90% simultaneously, the phenomenon that steel surface there will not be second time to get rusty.Can direct spraying all types of water oil both sexes rust-inhibiting paint after the moisture such as steel after simultaneously soaking is evaporated completely completely, make its rust-inhibiting paint have very excellent sticking power and antiseptic property to steel surface.
Embodiment
Be clearly and completely described to the technical scheme in the embodiment of the present invention below, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The raw material that following examples adopt is as follows:
Greasy dirt emulsifying agent (5088 Chongqing wheat figure)
Rust conversion agent (5024 Chongqing wheat figure)
Anti-sudden strain of a muscle rust agent (river, ZT-709 sea chemical industry)
Sterilant (river, LFMN sea chemical industry)
Aqueous alkide resin (E60-5L Beijing Jin Hui profit)
Solubility promoter (ethylene glycol monobutyl ether China Petrochemical Industry)
Auxiliary rheological agents (this chemistry of WT-105A sea inscription)
Flocculation agent (bodied ferric sulfate skilled worker material)
Table 1: the formulation ratio of embodiment 1 ~ embodiment 5
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | |
| Tap water | 83.3 | 85 | 80 | 82.7 | 81.1 |
| Greasy dirt emulsifying agent | 5 | 5.8 | 8 | 5 | 7 |
| Rust conversion agent | 6 | 3 | 4 | 5 | 3 |
| The agent of anti-sudden strain of a muscle rust | 2 | 1.5 | 1.5 | 1.5 | 1 |
| Sterilant | 0.5 | 0.4 | 0.4 | 0.3 | 0.5 |
| Aqueous alkide resin | 3 | 4 | 5 | 4 | 5 |
| Auxiliary rheological agents | 0.2 | 0.3 | 0.5 | 0.5 | 0.4 |
| Flocculation agent | 0 | 0 | 0.6 | 1 | 2 |
| Add up to | 100 | 100 | 100 | 100 | 100 |
Preparation method is:
1, add in water slowly add greasy dirt emulsifying agent, anti-sudden strain of a muscle rust agent, adopt 400-600 rev/min of high speed dispersion 10-15 minute, make it fully dissolve;
2, in production cylinder, add rust conversion agent, solubility promoter, adopt 400-600 rev/min of high speed dispersion 5-10 minute;
3, aqueous alkide resin, sterilant, auxiliary rheological agents are added employing 400-600 rev/min and stir 10-15 minute;
4, add after adopting tap water 1:1 fully to be dissolved by flocculation agent and produce in cylinder, adopt 400-600 rev/min to stir 10-15 minute;
Performance test
5 pieces of surfaces being floated the treated clean steel plate of rust immerses in treatment solution, soak and take out airing after 10 minutes, 5 pieces are divided into A B C D E numbering, A steel plate is stored 30 days under being positioned over 90% humidity, 25 DEG C of constant-temperature constant-humidity environments, B steel plate direct spraying water alcohol acid iron oxide red rust-proofing primer, C steel plate direct spraying oiliness alkyd iron oxide red rust-proofing primer, D steel plate direct spraying water-based epoxy zinc-rich primer, E steel plate direct spraying oiliness water-based epoxy zinc-rich primer, until detecting over-all properties under paint film room temperature condition after dry 7 days.
Table 2: performance comparison test result
Can be found out by simultaneous test, this treatment solution, both had beyond oil removing, rust cleaning, antirust effect, after adding flocculation agent, the standard of qualified discharge is reached after directly the sewage after process can being carried out flocculation treatment, this treatment solution both can not pollute air, also can not pollute soil simultaneously.
This kind of product has zero VOC discharge; the workpiece of band oil band rust is directly immersed several tens minutes in this liquid; the greasy dirt of steel surface, paraffin etc. thoroughly can be disposed; the protective membrane simultaneously iron rust huge legendary turtle being closed reaction generation fine and close sticks to steel surface; there is very excellent sticking power; be positioned over humidity after taking out steel is store 30 days under the indoor environment of more than 90% simultaneously, the phenomenon that steel surface there will not be second time to get rusty.Can direct spraying all types of water oil both sexes rust-inhibiting paint after the moisture such as steel after simultaneously soaking is evaporated completely completely, make its rust-inhibiting paint have very excellent sticking power and antiseptic property to steel surface.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a preparation method for environment-friendly type steel pretreatment liquid and rust protection liquid, is characterized in that: comprise the following component according to massfraction meter: tap water 80-85%, rust conversion agent 3-6%, greasy dirt emulsifying agent 5-8%, anti-sudden strain of a muscle rust agent 1-2%, solubility promoter 3-6%, sterilant 0.3-0.5%, flocculation agent 0-2%, aqueous alkide resin 3-5%, auxiliary rheological agents 0.2-0.5%;
Its preparation technology comprises:
Step a. adds and slowly adds greasy dirt emulsifying agent, the agent of anti-sudden strain of a muscle rust in water, and dispersion makes it fully dissolve;
Step b. adds rust conversion agent, solubility promoter in production cylinder, and disperses;
Aqueous alkide resin, sterilant, auxiliary rheological agents add by step c, and stir;
Steps d. add after adopting tap water 1:1 fully to be dissolved by flocculation agent and produce in cylinder, and stir.
2. the preparation method of environment-friendly type steel pretreatment liquid according to claim 1 and rust protection liquid, it is characterized in that: the concrete technology of described step a slowly adds greasy dirt emulsifying agent, the agent of anti-sudden strain of a muscle rust for adding in water, adopt 400-600 rev/min of high speed dispersion 10-15 minute, make it fully dissolve.
3. the preparation method of environment-friendly type steel pretreatment liquid according to claim 1 and rust protection liquid, is characterized in that: the concrete technology of described step b, for adding rust conversion agent, solubility promoter in production cylinder, adopts 400-600 rev/min of high speed dispersion 5-10 minute.
4. the preparation method of environment-friendly type steel pretreatment liquid according to claim 1 and rust protection liquid, is characterized in that: the concrete technology of described step c is for adding employing 400-600 rev/min stir 10-15 minute by aqueous alkide resin, sterilant, auxiliary rheological agents.
5. the preparation method of environment-friendly type steel pretreatment liquid according to claim 1 and rust protection liquid, it is characterized in that: the concrete technology of described steps d adds in production cylinder after adopting tap water 1:1 fully to be dissolved by flocculation agent, adopts 400-600 rev/min to stir 10-15 minute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510349637.6A CN104946100A (en) | 2015-06-24 | 2015-06-24 | Preparation method of pretreatment liquid and antirust liquid for environmental-friendly steel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510349637.6A CN104946100A (en) | 2015-06-24 | 2015-06-24 | Preparation method of pretreatment liquid and antirust liquid for environmental-friendly steel |
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| CN104946100A true CN104946100A (en) | 2015-09-30 |
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| CN201510349637.6A Pending CN104946100A (en) | 2015-06-24 | 2015-06-24 | Preparation method of pretreatment liquid and antirust liquid for environmental-friendly steel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106085218A (en) * | 2016-08-17 | 2016-11-09 | 安徽红桥金属制造有限公司 | A kind of high-efficiency environment friendly compound closure agent |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87102047A (en) * | 1987-06-23 | 1988-08-03 | 向吉凯 | Band rust band oil band water paint |
| CN1104667A (en) * | 1993-12-31 | 1995-07-05 | 武汉市现代工业技术研究所 | Rust removing and preventing paint |
-
2015
- 2015-06-24 CN CN201510349637.6A patent/CN104946100A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87102047A (en) * | 1987-06-23 | 1988-08-03 | 向吉凯 | Band rust band oil band water paint |
| CN1104667A (en) * | 1993-12-31 | 1995-07-05 | 武汉市现代工业技术研究所 | Rust removing and preventing paint |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106085218A (en) * | 2016-08-17 | 2016-11-09 | 安徽红桥金属制造有限公司 | A kind of high-efficiency environment friendly compound closure agent |
| CN106085218B (en) * | 2016-08-17 | 2018-05-04 | 安徽红桥金属制造有限公司 | A kind of high-efficiency environment friendly compound closure agent |
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Application publication date: 20150930 |
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