Method for promoting rustless steel surface hydrophilicity
A stainless steel, high-performance technology, applied in the field of films with good hydrophilic properties, can solve the problems that cannot fully meet the requirements of hydrophilic properties, and the hydrophilic properties have not been mentioned or given, etc., to achieve good hydrophilic properties , Improve the hydrophilic performance, and the effect of easy operation
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Embodiment 1
[0021] Prepare 100L solution in a corrosion-resistant plastic or stainless steel tank, the chemical substances used are sulfuric acid, sodium sulfate, zinc sulfate, manganese sulfate, iron sulfate, potassium sulfate, potassium dichromate, sodium dichromate, chromic anhydride, permanganate potassium. Dissolve the above chemical substances in water so that the solution meets the following requirements: the cationic composition is: H + : 15.15mol / L, Na + : 0.05mol / L, K + : 0.05mol / L, Zn 2+ : 0.05mol / L, Mn 2+ : 0.05mol / L, Fe 3+ : 0.05mol / L; anion composition: SO 4 2- : 5.15mol / L, CrO 4 2- : 2.55mol / L, Cr 2 o 7 2- : 0.05mol / L, MnO 4 - : 0.1mol / L.
[0022] First heat the solution to 70°C and keep the temperature at 60-80°C, immerse 10 stainless steel parts (sink filter, material is 1Cr18Ni9Ti) into the solution, keep the parts without contact and stir properly, keep warm for 25 minutes The parts are taken out, rinsed with clean water and dried in an oven at 80°C. The...
Embodiment 2
[0024] A 100L solution is arranged in the corrosion-resistant tank, and the chemical substances used are sulfuric acid, zinc sulfate, copper sulfate, nickel sulfate, potassium sulfate, potassium chloride, potassium dichromate, and chromic anhydride. Dissolve the above chemical substances in water so that the solution meets the following requirements: the cationic composition is: H + : 6mol / L, K + : 3.2mol / L, Zn 2+ : 0.4mol / L, Cu 2+ : 0.2mol / L, Ni 2+ : 0.2mol / L; anion composition: SO 4 2- : 2.4mol / L, CrO 4 2- : 0.4mol / L, Cr 2 o 7 2- : 2.4mol / L, Cl - : 0.4mol / L.
[0025] Put the 316 stainless steel fiber bundle into an empty corrosion-resistant tank, then heat the solution to 80°C and keep the temperature at 70-90°C, pump the solution through the corrosion-resistant pump and spray it on the stainless steel fiber bundle, and shake the stainless steel fiber properly, Stop spraying after 20 minutes of circulation, rinse the stainless steel fiber with clean water and dry...
Embodiment 3
[0027] Configure 2L solution, the chemical substances used are sodium sulfate, nickel sulfate, potassium sulfate, calcium sulfate, magnesium sulfate, calcium chloride, magnesium chloride, potassium chloride, sodium chloride, sodium sulfite, sodium nitrate, potassium nitrate, potassium permanganate, Potassium Hydroxide, Sodium Hydroxide. The above chemical substances are dissolved in water so that the solution meets the following requirements: the cation is composed of: Na + : 20.2mol / L, K + : 0.6mol / L, Ca 2+ : 0.1mol / L, Mg 2+ : 0.1mol / L, Ni 2+ : 0.1mol / L; anion composition: SO 3 2- : 0.4mol / L, NO 3 - : 0.3mol / L, Cl - : 0.5mol / L, MnO 4 - : 0.6molg / L, OH - : 19.4mol / L.
[0028] First, heat the solution to 100°C and keep the temperature at 90-110°C, immerse a stainless steel part (1Cr13) in the solution, keep the part and the container wall without contact and stir properly, take out the part after keeping it warm for 15 minutes, and use Rinse with clean water at 80°...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com