CN103849316A - Rapidly cured type anti-rusting coating and preparation method thereof - Google Patents
Rapidly cured type anti-rusting coating and preparation method thereof Download PDFInfo
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- CN103849316A CN103849316A CN201410072015.9A CN201410072015A CN103849316A CN 103849316 A CN103849316 A CN 103849316A CN 201410072015 A CN201410072015 A CN 201410072015A CN 103849316 A CN103849316 A CN 103849316A
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Abstract
The invention discloses a rapidly cured type anti-rusting coating which comprises the following components in parts by mass: 70-90 parts of ultraviolet curing matrix coating, 1-10 parts of tetrabutyl titanate, 1-10 parts of titanium dioxide, 2-9 parts of tributyl phosphate, 1-7 parts of zinc phosphate, 1-5 parts of lauryl sodium sulfate and 1-5 parts of glycerinum; the preparation method comprises the following steps: firstly, adding the ultraviolet curing matrix coating into a reactor, stirring, sequentially adding other components, uniformly stirring and reacting. The anti-rusting coating disclosed by the invention and the conventional ultraviolet curing matrix coating which is generally used in China are applied to experiment testing related to corrosion electrochemistry, and the result shows that the corrosion resistance of the coating is greatly improved as compared with the corrosion resistance in the prior art.
Description
Technical field
The present invention relates to a kind of environmental protection fast-drying type rust proof paint, in particular, be a kind of can rapid shaping under UV-irradiation form contain titanium compound there is coating of good corrosion resistance and preparation method thereof, can be widely used in iron and steel, be widely used in the different field such as building coating, sports goods, telecommunications, wrapping material and automobile.
Background technology
Corrosion refers to that metallic substance, owing to being subject to the effect of medium and occurring the variation of state, is transformed into cenotype, thereby wrecks.The corrosion of metallic substance causes huge waste, and the iron and steel that lose because of corrosion every year in the whole world can reach 25% left and right of iron and steel output.The features such as organic coating is one of most important preventive means of steel, and due to the developing rapidly of UV coating technology, the high grade paint of more excellent propertys is born thereupon, has replaced traditional anticorrosive coating, has corrosion resisting property good in recent years, and active time is long.When metal is on active service in real work situation, is vulnerable to the effect of Service Environment and is destroyed.Coating is being widely used as classical anticorrosion technique; and its corrosive nature under typical rigor condition; be directly connected to the extent of corrosion of its metal matrix material of protecting; have influence on the service life of metallic substance, the corrosion resisting property that improves coating is significant for the development of corrosion prevention undoubtedly
UV be ultraviolet ray (Ultraviolet Reye) abbreviation, UV solidify be coating by absorbing ultraviolet energy initiated polymerization crosslinking reaction, thereby make paint film quick-setting Technology at short notice.As a kind of technology of environment-friendly and green, meet current environmental protection demand for development, have because UV is coating material solidified not containing volatile organic matter, environmental protection and energy saving, excellent property, the advantage such as coating gloss is bright, and hardness is strong, has become the focus of numerous research workers' research.
Current existing expediting setting type uv curing coating exists after construction mostly because curing molding is imperfect; or part exists defect etc. to have reason to cause its existence short during one's term of military service; the phenomenons such as peeling comes off, can not well protect steel substrate to avoid the infringement of erosion environment condition.
Summary of the invention
The object of the invention is to overcome existing technical deficiency, by adding a kind of fast curing-formed rust proof paint of effective inhibition ingredient invention, this coating experiment process is simple, experimental implementation safety, and experimental cost is low, and good corrosion resisting property can be provided.
Technical purpose of the present invention is achieved by following technical proposals:
A kind of expediting setting type rust proof paint, is made up of following component:
Above-mentioned each component is preferably as follows mass parts:
In the time being prepared, mass parts according to above-mentioned each component takes respective components, first ultra-violet curing matrix coating is added in reaction vessels and is stirred, being heated to temperature is 30-40 ℃, adds successively tetrabutyl titanate, titanium dioxide, tributyl phosphate, zinc phosphate, sodium lauryl sulphate, be heated to temperature and be 30-40 ℃ and react after 60-150 minute and add glycerine, after stirring reaction 20-40 minute, obtain rust proof paint.In the time using, use spin coating instrument to be coated in uniformly on the matrix of carbon steel the coating being prepared, use the ultra-violet curing light fixture of 1kW-1.5kW power to irradiate the coating 2-4 second being coated on plain steel, coating can complete curing.
Utilize antirust coating and the existing domestic uv curing coating (Dalian ADW coating) generally using prepared by the present invention to carry out the test of corrosion electrochemistry related experiment, result demonstration, compared with prior art, coating erosion resistance of the present invention is highly improved.
Accompanying drawing explanation
Fig. 1 is two kinds of coating electrochemical impedance test Nyquist figure, and wherein square is the carbon steel material (1# sample) that applies common coating, and trilateral is the carbon steel material (2# sample) that is coated with coating of the present invention.
Fig. 2 is two kinds of coating electrochemical impedance test b ode figure, X-coordinate is frequency f (Hz), ordinate zou is resistance value | Z| and phasing degree, and wherein square is the carbon steel material (1# sample) that applies common coating, trilateral is the carbon steel material (2# sample) from being coated with coating of the present invention.
Fig. 3 is that bi-material soaks the pattern (using digital camera to take) after 1 month in test environment, and (1), for applying the carbon steel material (1# sample) of common coating, (2) are for being coated with the carbon steel material (2# sample) of coating of the present invention.
Embodiment
Further illustrate technical scheme of the present invention below in conjunction with specific embodiment.
Wherein ultra-violet curing matrix paint vehicle is produced by Tianjin DT paint company.Product type: DT2000
Tetrabutyl titanate molecular formula: C
16h
36o
4ti, molecular weight 340.3, Tianjin Fu Xin chemical reagent company limited product, to light yellow liquid, inflammable, low toxicity, is vitreous solid during lower than-55 ℃ for colourless, except ketone, is dissolved in most organic solution.
Titanium dioxide (chemical formula: TiO
2), Tianjin sky over the river chemical reagent company limited product, for white solid or pulverous intermediate oxide, molecular weight: 79.88, it is a kind of white inorganic pigment, there is nontoxic, best opacity, best whiteness and luminance brightness, be considered at present the best a kind of white pigment of performance in the world.
Tributyl phosphate molecular formula: C
12h
27o
4p; Tianjin sky over the river chemical reagent company limited product, molecular weight 266.32 is colourless liquid, boiling point: (180-183) ℃ (2.87kPa)
Zinc phosphate chemical formula: Zn
3(PO
4)
2; Molecular weight: 386.11; The colourless oblique square crystal of Tianjin sky over the river chemical reagent company limited product or white micro-crystals powder.Apparent density 0.8～1g/cm3.Be dissolved in mineral acid, ammoniacal liquor, ammonium salt solution.Water insoluble, ethanol.While being heated to 100 ℃, lose 2 crystal water and form anhydride
Sodium lauryl sulphate chemical formula: C
12h
25-OSO
3na; Tianjin sky over the river chemical reagent company limited product, white or faint yellow powdery, water-soluble, insensitive to alkali and hard water.There is decontamination, emulsification and excellent foaming power.It is a kind of nontoxic anion surfactant.
Glycerine (glycerol) molecular formula: C
3h
8o
3molecular weight 92.09 Tianjin Fu Xin chemical reagent company limited products are without the sweet clear and bright thick liquid of color and taste.Odorless.There is warm sweet taste.Be commonly called as glycerine. can from air, absorb moisture, also can absorbing hydrogen sulphide, prussic acid and sulfurous gas.
In the time being prepared, mass parts according to above-mentioned each component takes respective components, first ultra-violet curing matrix coating is added in reaction vessels and is stirred, being heated to temperature is 30-40 ℃, adds successively tetrabutyl titanate, titanium dioxide, tributyl phosphate, zinc phosphate, sodium lauryl sulphate, be heated to temperature and be 30-40 ℃ and react after 60-150 minute and add glycerine, after stirring reaction 20-40 minute, obtain rust proof paint.In the time using, use spin coating instrument to be coated in uniformly on the matrix of carbon steel the coating being prepared, use the ultra-violet curing light fixture of 1kW-1.5kW power to irradiate the coating 2-4 second being coated on plain steel, coating can complete curing.
Utilize antirust coating and the existing domestic uv curing coating (Dalian ADW coating) generally using prepared by the present invention to carry out the test of corrosion electrochemistry related experiment.
Electrochemical impedance test adopts Princeton Applied Research
tMthe advanced electro-chemical test system PARSTAT2273 electrochemical workstation of company.Determining of experiment control and experiment parameter completes by Powersuite software, and PARSTAT2273 is connected with computer by USB interface.Electro-chemical test adopts traditional three-electrode system, and reference electrode is saturated calomel electrode (SCE), and supporting electrode is platinum electrode, and working electrode is the carbon steel steel disc of surface-coated antirust coating; Electrochemical impedance is measured in room temperature and is opened wide under condition and carry out, and the range of frequency of measurement is 10
5～10
-2hz.Measurement signal is the sine wave of amplitude 20mV.When with electrochemical impedance spectral method research coating performance, the metal electrode sample covering for coating is soaked in 3.5% sodium chloride solution.Testing impedance adopts special electrolyzer.
Accompanying drawing 1 is two kinds of coating electrochemical impedance test Nyquist figure, what as can be seen from the figure the capacitive reactance arc of two kinds of coatings all became to flatten is semi-circular, but the capacitive reactance arc radius that is coated with the carbon steel material (2# sample) of coating of the present invention is obviously greater than the carbon steel material (1# sample) that applies common coating, illustrate that coating erosion resistance of the present invention promotes larger.
Accompanying drawing 2. is two kinds of coating electrochemical impedance test b ode figure, X-coordinate is frequency f (Hz), ordinate zou is resistance value | Z| and phasing degree. no matter can find out high frequency region or low frequency range, the resistance value of 2# sample from resistance value and frequency relation | and Z| is obviously greater than 1# sample.
Accompanying drawing 3 is that pattern (using digital camera to take) the 1# coating that bi-material soaked after 1 month in test environment has been peeled off completely and the corrosion of plain steel occurrence of large-area after immersion.2# coating keeps its integrity, and plain steel only has local a small amount of region that corrosion has occurred, and shows that 2# coating prepared by the present invention has good solidity to corrosion.
Above the present invention is done to exemplary description; should be noted that; in the situation that not departing from core of the present invention, the replacement that is equal to that any simple distortion, modification or other those skilled in the art can not spend creative work all falls into protection scope of the present invention.
Claims (4)
1. an expediting setting type rust proof paint, is characterized in that, is made up of, and is prepared according to following step following component:
In the time being prepared, mass parts according to above-mentioned each component takes respective components, first ultra-violet curing matrix coating is added in reaction vessels and is stirred, being heated to temperature is 30-40 ℃, adds successively tetrabutyl titanate, titanium dioxide, tributyl phosphate, zinc phosphate, sodium lauryl sulphate, be heated to temperature and be 30-40 ℃ and react after 60-150 minute and add glycerine, after stirring reaction 20-40 minute, obtain rust proof paint.
2. a kind of expediting setting type rust proof paint according to claim 1, is characterized in that, described each component is preferably as follows mass parts:
3. a preparation method for expediting setting type rust proof paint, is characterized in that, is prepared according to following step:
First ultra-violet curing matrix coating is added in reaction vessels and is stirred, being heated to temperature is 30-40 ℃, add successively tetrabutyl titanate, titanium dioxide, tributyl phosphate, zinc phosphate, sodium lauryl sulphate, be heated to temperature and be 30-40 ℃ and react after 60-150 minute and add glycerine, after stirring reaction 20-40 minute, obtain rust proof paint, wherein each component is composed as follows:
4. the preparation method of a kind of expediting setting type rust proof paint according to claim 3, is characterized in that, described each component is preferably as follows mass parts:
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| CN201410072015.9A CN103849316A (en) | 2014-02-28 | 2014-02-28 | Rapidly cured type anti-rusting coating and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040022951A1 (en) * | 2000-09-25 | 2004-02-05 | Norbert Maurus | Method for coating metallic surfaces and use of substrates coated in such a way or coatings produced in such a way |
| CN103059716A (en) * | 2012-12-27 | 2013-04-24 | 江阴市天邦涂料化工有限公司 | Color UV curable coating dedicated for oil couplings / color wheels |
| CN103113811A (en) * | 2013-02-05 | 2013-05-22 | 江苏宏泰高分子材料有限公司 | Solventless metal-corrosion-resistant UV (ultraviolet) fast-curing black paint and preparation method thereof |
| CN103289558A (en) * | 2013-05-29 | 2013-09-11 | 江苏兰陵高分子材料有限公司 | Ultraviolet curing coating for steel surface and preparation method thereof |
-
2014
- 2014-02-28 CN CN201410072015.9A patent/CN103849316A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040022951A1 (en) * | 2000-09-25 | 2004-02-05 | Norbert Maurus | Method for coating metallic surfaces and use of substrates coated in such a way or coatings produced in such a way |
| CN103059716A (en) * | 2012-12-27 | 2013-04-24 | 江阴市天邦涂料化工有限公司 | Color UV curable coating dedicated for oil couplings / color wheels |
| CN103113811A (en) * | 2013-02-05 | 2013-05-22 | 江苏宏泰高分子材料有限公司 | Solventless metal-corrosion-resistant UV (ultraviolet) fast-curing black paint and preparation method thereof |
| CN103289558A (en) * | 2013-05-29 | 2013-09-11 | 江苏兰陵高分子材料有限公司 | Ultraviolet curing coating for steel surface and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 魏杰等: "《光固化涂料》", 30 September 2013, article "光固化涂料", pages: 174-175 - 180 * |
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Application publication date: 20140611 |