\nOther additives<\/td>\n | 10<\/td>\n | Modify the physical and chemical properties of catalysts<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n1.3 Working principle of catalyst ZF-20<\/h3>\nCatalytic ZF-20 improves the corrosion resistance of materials through the following mechanisms:<\/p>\n \n- Surface Modification<\/strong>: The catalyst ZF-20 forms a dense protective film on the surface of the material, preventing corrosive media (such as chloride ions in seawater) from penetration. <\/li>\n
- Catalytic Reaction<\/strong>: The catalyst ZF-20 can catalyze the redox reaction on the surface of the material, form a stable oxide layer, and further improve corrosion resistance. <\/li>\n
- Nano effect<\/strong>: The high specific surface area and active sites of nano-scale particles enhance the catalystThe reaction efficiency of the reaction can also exert significant effects at low concentrations. <\/li>\n<\/ol>\n
2. Application of catalyst ZF-20 in marine engineering<\/h2>\n2.1 Ocean Platform<\/h3>\nOcean platforms are important facilities in marine engineering. They are exposed to harsh marine environments for a long time and are extremely susceptible to corrosion. Materials treated with catalyst ZF-20 can significantly extend the service life of the marine platform. <\/p>\n 2.1.1 Application Cases<\/h4>\nOn the steel structure of a certain offshore oil platform, steel treated with catalyst ZF-20 did not show obvious corrosion within five years, while untreated steel showed serious corrosion within two years. <\/p>\n 2.2 Undersea Pipeline<\/h3>\nSubsea pipelines are important channels for transporting oil and natural gas, and corrosion problems will seriously affect their safety and reliability. The catalyst ZF-20 can be used for the inner and outer coating of the pipe to effectively prevent corrosion. <\/p>\n 2.2.1 Application Cases<\/h4>\nIn a submarine natural gas pipeline project, the pipeline treated with catalyst ZF-20 did not have any corrosion leakage accidents within ten years, while the untreated pipeline showed multiple corrosion points within five years. <\/p>\n 2.3 Shipbuilding<\/h3>\nShips sail in the ocean for a long time, and their hulls and equipment are extremely susceptible to corrosion. The catalyst ZF-20 can be used for hull coating and equipment surface treatment to improve the durability of the ship. <\/p>\n 2.3.1 Application Cases<\/h4>\nIn the hull coating of a large cargo ship, the coating treated with the catalyst ZF-20 showed no signs of corrosion within three years, while the untreated coating showed multiple corrosion points within one year. <\/p>\n 3. Product parameters of catalyst ZF-20<\/h2>\n3.1 Physical parameters<\/h3>\n\n\nparameter name<\/th>\n | value<\/th>\n | Unit<\/th>\n<\/tr>\n | \n\nDensity<\/td>\n | 2.5<\/td>\n | g\/cm\u00b3<\/td>\n<\/tr>\n | \nParticle Size<\/td>\n | 20-50<\/td>\n | nm<\/td>\n<\/tr>\n | \nSpecific surface area<\/td>\n | 150<\/td>\n | m\u00b2\/g<\/td>\n<\/tr>\n | \nMelting point<\/td>\n | 1800<\/td>\n | \u2103<\/td>\n<\/tr>\n | \nThermal Stability<\/td>\n | 1200<\/td>\n | \u2103<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n3.2 Chemical Parameters<\/h3>\n\n\nparameter name<\/th>\n | value<\/th>\n | Unit<\/th>\n<\/tr>\n | \n\npH value<\/td>\n | 7.5<\/td>\n | \u2013<\/td>\n<\/tr>\n | \nSolution<\/td>\n | Insoluble in water<\/td>\n | \u2013<\/td>\n<\/tr>\n | \nChemical Stability<\/td>\n | High<\/td>\n | \u2013<\/td>\n<\/tr>\n | \nCatalytic Activity<\/td>\n | High<\/td>\n | \u2013<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n3.3 Application parameters<\/h3>\n\n\nparameter name<\/th>\n | value<\/th>\n | Unit<\/th>\n<\/tr>\n | \n\nConcentration of use<\/td>\n | 0.5-2<\/td>\n | %<\/td>\n<\/tr>\n | \nTreatment Temperature<\/td>\n | 20-80<\/td>\n | \u2103<\/td>\n<\/tr>\n | \nProcessing time<\/td>\n | 10-30<\/td>\n | min<\/td>\n<\/tr>\n | \nCoating thickness<\/td>\n | 10-50<\/td>\n | \u03bcm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n4. Advantages of catalyst ZF-20<\/h2>\n4.1 Efficient corrosion resistance<\/h3>\nCatalytic ZF-20 can significantly improve the corrosion resistance of the material at extremely low concentrations and extend the service life of the material. <\/p>\n 4.2 Environmentally friendly<\/h3>\nCatalytic ZF-20 contains no harmful substances, is pollution-free to the environment, and meets the requirements of green and environmental protection. <\/p>\n 4.3 Economy<\/h3>\nAlthough the initial cost of the catalyst ZF-20 is high, its long-term use brings significant economic benefits, reducing maintenance and replacement costs. <\/p>\n 4.4 Wide applicability<\/h3>\nCatalytic ZF-20 is suitable for a variety of materials, including metals, alloys, ceramics and composites, and has a wide range of application prospects. <\/p>\n 5. Development process of catalyst ZF-20<\/h2>\n5.1 Material selection<\/h3>\nIn developing catalystsIn the process of ZF-20, you need to first select the appropriate raw materials. Nano zinc oxide and silica are selected as main components due to their high stability and catalytic activity. <\/p>\n 5.2 Preparation process<\/h3>\nThe preparation process of catalyst ZF-20 includes the following steps:<\/p>\n \n- Raw Material Mixing<\/strong>: Mix nano zinc oxide, silica and rare earth elements in proportion. <\/li>\n
- Ball Milling Treatment<\/strong>: Use a ball mill to grind the mixture to nanoscale particles. <\/li>\n
- Heat treatment<\/strong>: Perform heat treatment at high temperature to allow each component to fully react. <\/li>\n
- Surface Modification<\/strong>: Modify the catalyst surface through chemical methods to improve its catalytic activity. <\/li>\n<\/ol>\n
5.3 Performance Test<\/h3>\nAfter the preparation is completed, a series of performance tests of the catalyst ZF-20 need to be carried out, including corrosion resistance, catalytic activity, thermal stability, etc. <\/p>\n 5.3.1 Corrosion resistance test<\/h4>\nThe material treated with catalyst ZF-20 was soaked in simulated seawater and observed its corrosion regularly. <\/p>\n 5.3.2 Catalytic activity test<\/h4>\nThe catalytic activity of the catalyst ZF-20 was tested by electrochemical methods and its efficiency in redox reactions was evaluated. <\/p>\n 5.3.3 Thermal Stability Test<\/h4>\nHeat the catalyst ZF-20 at high temperature to observe changes in its physical and chemical properties. <\/p>\n 6. Future development direction of catalyst ZF-20<\/h2>\n6.1 Improve catalytic efficiency<\/h3>\nFuture research will focus on further improving the catalytic efficiency of the catalyst ZF-20 so that it can also perform significant effects at lower concentrations. <\/p>\n 6.2 Extended application areas<\/h3>\nIn addition to marine engineering, the catalyst ZF-20 can also be used in other highly corrosive environments, such as chemical industry, energy and other fields. <\/p>\n 6.3 Reduce costs<\/h3>\n By optimizing the preparation process and finding more economical raw materials, the production cost of the catalyst ZF-20 is reduced, making it more competitive in market. <\/p>\n 6.4 Enhance environmental friendliness<\/h3>\nFurther study the environmental impact of the catalyst ZF-20 to ensure that it has no negative impact on the environment during long-term use. <\/p>\n 7. Conclusion<\/h2>\nAs a new corrosion-resistant material, the catalyst ZF-20 has shown great application potential in marine engineering. Through its efficient corrosion resistance, environmental friendliness and economy, the catalyst ZF-20 is expected to become a key factor in the future marine engineering materials developmentNeed direction. With the continuous advancement of technology, the application areas and performance of the catalyst ZF-20 will be further expanded and improved, providing strong support for the development of marine engineering. <\/p>\n | | | |