CN105348990B - The preparation method of corrosion-resistant finishes material compositions and corrosion-resistant finishes - Google Patents
The preparation method of corrosion-resistant finishes material compositions and corrosion-resistant finishes Download PDFInfo
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- CN105348990B CN105348990B CN201510875353.0A CN201510875353A CN105348990B CN 105348990 B CN105348990 B CN 105348990B CN 201510875353 A CN201510875353 A CN 201510875353A CN 105348990 B CN105348990 B CN 105348990B
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- 230000007797 corrosion Effects 0.000 title claims abstract description 50
- 238000005260 corrosion Methods 0.000 title claims abstract description 50
- 239000000463 material Substances 0.000 title claims abstract description 21
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 239000000203 mixture Substances 0.000 title claims abstract description 14
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 56
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 56
- 239000003822 epoxy resin Substances 0.000 claims abstract description 29
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 29
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims abstract description 28
- 239000004115 Sodium Silicate Substances 0.000 claims abstract description 28
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 28
- 239000001110 calcium chloride Substances 0.000 claims abstract description 28
- 229910001628 calcium chloride Inorganic materials 0.000 claims abstract description 28
- 239000012286 potassium permanganate Substances 0.000 claims abstract description 28
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052911 sodium silicate Inorganic materials 0.000 claims abstract description 28
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 28
- 238000000576 coating method Methods 0.000 claims description 35
- 239000011248 coating agent Substances 0.000 claims description 33
- 239000004800 polyvinyl chloride Substances 0.000 claims description 30
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 30
- 229920005989 resin Polymers 0.000 claims description 30
- 239000011347 resin Substances 0.000 claims description 30
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 21
- 229910000423 chromium oxide Inorganic materials 0.000 claims description 15
- 238000002156 mixing Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 239000004593 Epoxy Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 2
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 abstract description 12
- 238000013461 design Methods 0.000 abstract description 2
- 235000019795 sodium metasilicate Nutrition 0.000 abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000003518 caustics Substances 0.000 description 2
- 229940117975 chromium trioxide Drugs 0.000 description 2
- GAMDZJFZMJECOS-UHFFFAOYSA-N chromium(6+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+6] GAMDZJFZMJECOS-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- UOUJSJZBMCDAEU-UHFFFAOYSA-N chromium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+3].[Cr+3] UOUJSJZBMCDAEU-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Compositions Of Macromolecular Compounds (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
The invention discloses the preparation method of a kind of corrosion-resistant finishes material compositions and corrosion-resistant finishes, wherein, the composition includes epoxy resin, sodium metasilicate, calcium carbonate, Corvic, chrome green, titanium dioxide, potassium permanganate and calcium chloride；Wherein, relative to the epoxy resin of 100 parts by weight, the content of the sodium metasilicate is 10 30 parts by weight, the content of the calcium carbonate is 10 20 parts by weight, the content of the Corvic is 30 50 parts by weight, and the content of the chrome green is 1 10 parts by weight, and the content of the titanium dioxide is 15 parts by weight, the content of the potassium permanganate is 15 parts by weight, and the content of the calcium chloride is 5 20 parts by weight.Pass through above-mentioned design so that the material for scribbling above-mentioned corrosion-resistant finishes can be effectively corrosion-resistant, substantially increases its performance and service life.
Description
Technical Field
The invention relates to the field of production and preparation of coating materials, in particular to a corrosion-resistant coating material composition and a preparation method of a corrosion-resistant coating.
Background
The coating is a commonly used material, and the application in daily production and life is very extensive, and under many circumstances, its surface often can lead to its easily corroded because of the problem of external environment when many equipment are used in practice, and then leads to the equipment to appear phenomenon such as damage, and many coatings often only can play waterproof effect etc. effect, can't withstand to the corrosive substance that exists in the environment.
Therefore, it is an urgent problem of the present invention to provide a corrosion-resistant coating material composition and a method for preparing a corrosion-resistant coating that can effectively prevent corrosion of materials and improve the quality of devices.
Disclosure of Invention
Aiming at the prior art, the invention aims to overcome the problems that in the prior art, the surfaces of a plurality of devices are easy to corrode due to the problem of the external environment when the devices are actually used, so that the devices are damaged, and the like, and a plurality of coatings can only have the effects of water resistance and the like and can not resist corrosive substances existing in the environment, so that the corrosion of materials can be effectively prevented, and the quality of the devices can be improved.
In order to achieve the purpose, the invention provides a corrosion-resistant coating material composition, wherein the composition comprises epoxy resin, sodium silicate, calcium carbonate, polyvinyl chloride resin, dichromium trioxide, titanium dioxide, potassium permanganate and calcium chloride; wherein,
relative to 100 parts by weight of the epoxy resin, the sodium silicate content is 10-30 parts by weight, the calcium carbonate content is 10-20 parts by weight, the polyvinyl chloride resin content is 30-50 parts by weight, the chromium oxide content is 1-10 parts by weight, the titanium dioxide content is 1-5 parts by weight, the potassium permanganate content is 1-5 parts by weight, and the calcium chloride content is 5-20 parts by weight.
The invention also provides a preparation method of the corrosion-resistant coating, wherein the preparation method comprises the following steps: mixing epoxy resin, sodium silicate, calcium carbonate, polyvinyl chloride resin, chromic oxide, titanium dioxide, potassium permanganate and calcium chloride to prepare the corrosion-resistant coating; wherein,
relative to 100 parts by weight of the epoxy resin, the sodium silicate content is 10-30 parts by weight, the calcium carbonate content is 10-20 parts by weight, the polyvinyl chloride resin content is 30-50 parts by weight, the chromium oxide content is 1-10 parts by weight, the titanium dioxide content is 1-5 parts by weight, the potassium permanganate content is 1-5 parts by weight, and the calcium chloride content is 5-20 parts by weight.
According to the technical scheme, the corrosion-resistant coating is prepared by mixing the epoxy resin, the sodium silicate, the calcium carbonate, the polyvinyl chloride resin, the chromium oxide, the titanium dioxide, the potassium permanganate and the calcium chloride according to a certain proportion, and then the corrosion-resistant coating is coated on the surface of a material, so that the material coated with the corrosion-resistant coating can effectively resist corrosion, the service performance of the material is greatly improved, and the service life of the material is greatly prolonged.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Detailed Description
The following describes in detail specific embodiments of the present invention. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
The invention provides a corrosion-resistant coating material composition, wherein the composition comprises epoxy resin, sodium silicate, calcium carbonate, polyvinyl chloride resin, chromium oxide, titanium dioxide, potassium permanganate and calcium chloride; wherein,
relative to 100 parts by weight of the epoxy resin, the sodium silicate content is 10-30 parts by weight, the calcium carbonate content is 10-20 parts by weight, the polyvinyl chloride resin content is 30-50 parts by weight, the chromium oxide content is 1-10 parts by weight, the titanium dioxide content is 1-5 parts by weight, the potassium permanganate content is 1-5 parts by weight, and the calcium chloride content is 5-20 parts by weight.
According to the design, the corrosion-resistant coating is prepared by mixing the epoxy resin, the sodium silicate, the calcium carbonate, the polyvinyl chloride resin, the chromium oxide, the titanium dioxide, the potassium permanganate and the calcium chloride according to a certain proportion, and then the corrosion-resistant coating is coated on the surface of a material, so that the material coated with the corrosion-resistant coating can effectively resist corrosion, the service performance of the material is greatly improved, and the service life of the material is greatly prolonged.
In a preferred embodiment of the present invention, in order to improve the corrosion resistance of the obtained coating, the content of the sodium silicate is 15 to 25 parts by weight, the content of the calcium carbonate is 13 to 17 parts by weight, the content of the polyvinyl chloride resin is 35 to 45 parts by weight, the content of the chromium oxide is 3 to 7 parts by weight, the content of the titanium dioxide is 2 to 4 parts by weight, the content of the potassium permanganate is 2 to 4 parts by weight, and the content of the calcium chloride is 10 to 15 parts by weight, relative to 100 parts by weight of the epoxy resin.
The epoxy resin may be of the type conventionally employed in the art, for example, in a preferred embodiment of the invention, the epoxy value of the epoxy resin is from 0.41 to 0.47eq/100g in order to obtain better corrosion resistance of the corrosion-resistant coating produced.
In another preferred embodiment of the present invention, the polyvinyl chloride resin has a density of 1.35 to 1.45g/cm in order to obtain a corrosion-resistant coating having better corrosion resistance3。
The invention also provides a preparation method of the corrosion-resistant coating, wherein the preparation method comprises the following steps: mixing epoxy resin, sodium silicate, calcium carbonate, polyvinyl chloride resin, chromic oxide, titanium dioxide, potassium permanganate and calcium chloride to prepare the corrosion-resistant coating; wherein,
relative to 100 parts by weight of the epoxy resin, the sodium silicate content is 10-30 parts by weight, the calcium carbonate content is 10-20 parts by weight, the polyvinyl chloride resin content is 30-50 parts by weight, the chromium oxide content is 1-10 parts by weight, the titanium dioxide content is 1-5 parts by weight, the potassium permanganate content is 1-5 parts by weight, and the calcium chloride content is 5-20 parts by weight.
In a preferred embodiment of the present invention, with respect to 100 parts by weight of the epoxy resin, the content of the sodium silicate is 15 to 25 parts by weight, the content of the calcium carbonate is 13 to 17 parts by weight, the content of the polyvinyl chloride resin is 35 to 45 parts by weight, the content of the chromium oxide is 3 to 7 parts by weight, the content of the titanium dioxide is 2 to 4 parts by weight, the content of the potassium permanganate is 2 to 4 parts by weight, and the content of the calcium chloride is 10 to 15 parts by weight.
The epoxy resin and the polyvinyl chloride resin are as described above, and are not described in detail herein.
In a more preferred embodiment of the present invention, the mixing process may be stirring and mixing in an environment of 80 to 150 ℃.
The present invention will be described in detail below by way of examples. In the following examples, the epoxy resin is a product sold under the trade name of 6101 in the petrochemical supply of yuanyang barling in Hunan, the polyvinyl chloride resin is a conventional product sold under the trade name of Dongfeng plastic raw material Co., Ltd, and the sodium silicate, the calcium carbonate, the chromium oxide, the titanium dioxide, the potassium permanganate and the calcium chloride are conventional products sold under the trade name of Dongfeng plastic raw material Co., Ltd.
Example 1
100g of epoxy resin, 15g of sodium silicate, 13g of calcium carbonate, 35g of polyvinyl chloride resin, 3g of chromium trioxide, 2g of titanium dioxide, 2g of potassium permanganate and 10g of calcium chloride are placed in an environment with the temperature of 80 ℃ to be stirred and mixed, and the corrosion-resistant coating A1 is prepared.
Example 2
100g of epoxy resin, 25g of sodium silicate, 17g of calcium carbonate, 45g of polyvinyl chloride resin, 7g of chromium trioxide, 4g of titanium dioxide, 4g of potassium permanganate and 15g of calcium chloride are placed in an environment with the temperature of 150 ℃ to be stirred and mixed, and the corrosion-resistant coating A2 is prepared.
Example 3
100g of epoxy resin, 20g of sodium silicate, 15g of calcium carbonate, 40g of polyvinyl chloride resin, 5g of chromium oxide, 3g of titanium dioxide, 3g of potassium permanganate and 12g of calcium chloride are placed in an environment with the temperature of 120 ℃ to be stirred and mixed, and the corrosion-resistant coating A3 is prepared.
Example 4
The preparation was carried out according to the preparation method of example 1 except that the sodium silicate content was 10g, the calcium carbonate content was 10g, the polyvinyl chloride resin content was 30g, the chromium sesquioxide content was 1g, the titanium dioxide content was 1g, the potassium permanganate content was 1g, and the calcium chloride content was 5g, to obtain a corrosion-resistant coating a 4.
Example 5
The preparation was carried out according to the preparation method of example 2 except that the sodium silicate content was 30g, the calcium carbonate content was 20g, the polyvinyl chloride resin content was 50g, the chromium sesquioxide content was 10g, the titanium dioxide content was 5g, the potassium permanganate content was 5g, and the calcium chloride content was 20g, to obtain a corrosion-resistant coating a 5.
Comparative example 1
The preparation was carried out according to the preparation method of example 3 except that the sodium silicate content was 5g, the calcium carbonate content was 5g, the polyvinyl chloride resin content was 10g, the chromium sesquioxide content was 0.5g, the titanium dioxide content was 0.5g, the potassium permanganate content was 0.5g, and the calcium chloride content was 2g, to obtain coating D1.
Comparative example 2
The preparation was carried out according to the preparation method of example 3, except that the sodium silicate content was 50g, the calcium carbonate content was 40g, the polyvinyl chloride resin content was 80g, the chromium sesquioxide content was 20g, the titanium dioxide content was 10g, the potassium permanganate content was 10g, and the calcium chloride content was 40g, to obtain coating D2.
Test example
The prepared A1-A5, D1 and D2 are respectively coated on the surface of an iron sheet, and then the iron sheet is subjected to an acid mist experiment to detect the corrosion condition, and the obtained results are shown in Table 1.
TABLE 1
| Numbering | Corrosion of surface |
| A1 | No corrosion |
| A2 | No corrosion |
| A3 | No corrosion |
| A4 | No obvious corrosion |
| A5 | No obvious corrosion |
| D1 | Apparent corrosion |
| D2 | Apparent corrosion |
The preferred embodiments of the present invention have been described in detail, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (9)
1. The corrosion-resistant coating material composition is characterized by comprising epoxy resin, sodium silicate, calcium carbonate, polyvinyl chloride resin, chromic oxide, titanium dioxide, potassium permanganate and calcium chloride; wherein,
relative to 100 parts by weight of the epoxy resin, the sodium silicate content is 10-30 parts by weight, the calcium carbonate content is 10-20 parts by weight, the polyvinyl chloride resin content is 30-50 parts by weight, the chromium oxide content is 1-10 parts by weight, the titanium dioxide content is 1-5 parts by weight, the potassium permanganate content is 1-5 parts by weight, and the calcium chloride content is 5-20 parts by weight.
2. The composition of claim 1, wherein the sodium silicate is 15-25 parts by weight, the calcium carbonate is 13-17 parts by weight, the polyvinyl chloride resin is 35-45 parts by weight, the chromium oxide is 3-7 parts by weight, the titanium dioxide is 2-4 parts by weight, the potassium permanganate is 2-4 parts by weight, and the calcium chloride is 10-15 parts by weight, relative to 100 parts by weight of the epoxy resin.
3. The composition according to claim 1 or 2, wherein the epoxy resin has an epoxy value of 0.41 to 0.47eq/100 g.
4. The composition of claim 1 or 2, wherein the polyvinyl chloride resin has a density of 1.35 to 1.45g/cm3。
5. A method of preparing a corrosion-resistant coating, the method comprising: mixing epoxy resin, sodium silicate, calcium carbonate, polyvinyl chloride resin, chromic oxide, titanium dioxide, potassium permanganate and calcium chloride to prepare the corrosion-resistant coating; wherein,
relative to 100 parts by weight of the epoxy resin, the sodium silicate content is 10-30 parts by weight, the calcium carbonate content is 10-20 parts by weight, the polyvinyl chloride resin content is 30-50 parts by weight, the chromium oxide content is 1-10 parts by weight, the titanium dioxide content is 1-5 parts by weight, the potassium permanganate content is 1-5 parts by weight, and the calcium chloride content is 5-20 parts by weight.
6. The preparation method of claim 5, wherein the sodium silicate is 15 to 25 parts by weight, the calcium carbonate is 13 to 17 parts by weight, the polyvinyl chloride resin is 35 to 45 parts by weight, the chromium oxide is 3 to 7 parts by weight, the titanium dioxide is 2 to 4 parts by weight, the potassium permanganate is 2 to 4 parts by weight, and the calcium chloride is 10 to 15 parts by weight, based on 100 parts by weight of the epoxy resin.
7. The production method according to claim 5 or 6, wherein the epoxy value of the epoxy resin is 0.41 to 0.47eq/100 g.
8. The production method according to claim 5 or 6, wherein the polyvinyl chloride resin has a density of 1.35 to 1.45g/cm3。
9. The production method according to claim 5 or 6, wherein the mixing is performed by stirring and mixing in an environment at a temperature of 80 to 150 ℃.
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| CN107201113A (en) * | 2017-05-19 | 2017-09-26 | 合肥市惠科精密模具有限公司 | A kind of high-strength corrosion-resisting display screen and its handling process |
| CN109024498A (en) * | 2018-07-06 | 2018-12-18 | 朱红兵 | Corrosion-resistant antifreeze sluice in a kind of hydraulic engineering |
| CN108973271A (en) * | 2018-07-24 | 2018-12-11 | 芜湖易测自动化设备有限公司 | A kind of corrosion-resistant hardware |
| CN109096838A (en) * | 2018-08-25 | 2018-12-28 | 合肥卓汇新材料科技有限公司 | A kind of anti-corrosion and high strength natural gas line anticorrosive paint |
| CN110425287A (en) * | 2019-09-05 | 2019-11-08 | 张家港市众利机电制造有限公司 | A kind of labyrinth ring structure that dust seal effect is good |
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