Case Study: Influencing Factors of Thickening of Waterborne Coatings During Storage
Case Study: Influencing Factors of Thickening of Waterborne Coatings During Storage This case focuses exclusively on waterborne coating systems and summarizes six core, practical causes of post-storage thickening that are highly consistent with on-site production conditions. Thickening during ...
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Analysis of Electrical Breakdown in Electrophoretic Coating: Causes and Prevention Strategies
Case Study: Electrical Breakdown in Electrophoretic Coating Electrical breakdown is one of the most disruptive and costly defect classes on electrophoretic coating (electrodeposition) lines. It occurs when the local electric field strength exceeds the dielectric strength of the newly deposited film, ...
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Case Study: Causes of Cratering in Waterborne Coatings after Long-term Storage and How to Prevent It
Case Study: Cratering in Waterborne Coatings after Long-term Storage Cratering in waterborne coatings rarely appears at the moment of manufacture; it develops gradually during static storage and becomes obvious only after spray application. The defect stems from unbalanced surface tension, foreign ...
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Case Study: Influence and Application Precautions of Solvents in Anodic Electrophoretic Coatings
Case Study: Solvents in Anodic Electrophoretic Coatings Alcohol ether solvents serve as key cosolvents for anodic electrophoretic coatings, functioning to improve resin solubility and enhance the leveling performance of coating films. Because their dosage has an outsized effect on bath stability and ...
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Case Study: Functions and Maintenance of Degreasing Solution in Electrophoretic Coating Pretreatment
Case Study: Functions and Maintenance of Degreasing Solution in Electrophoretic Coating The purpose of degreasing is to remove grease and oil contaminants from workpiece surfaces, providing a clean, activated substrate for subsequent phosphating and passivation. Control of the degreasing solution ...
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Case Study: Main Factors Affecting Yellowing of Light-Colored Electrophoretic Coatings
Case Study: Main Factors Affecting Yellowing of Light-Colored Electrophoretic Coatings Yellowing of electrophoretic coatings after baking is a common quality issue in the electrophoretic coating process, and it is particularly prominent on light-colored or white films. Yellowing is not caused by a ...
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Variations of Bath Solution pH and Conductivity at Different Temperatures
Variations of Bath Solution pH and Conductivity at Different Temperatures 1 Introduction In electrophoretic coating, pH and conductivity (K) are fundamental as well as core indicators for electrophoretic coatings. Compared with indicators such as ash content, solvent content and MEQ value, pH and ...
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Effets de la pulvérisation humide et de la pulvérisation sèche sur les performances des peintures à l'eau
Effets de la pulvérisation humide et de la pulvérisation sèche sur les performances des peintures à base d'eau Pulvérisation humide: Les gouttelettes de peinture atteignent la pièce à peindre à l'état liquide et humide, ce qui permet un temps suffisant pour l'étalement et la coalescence des ...
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Analyse de la fonction et du mécanisme des solvants dans les revêtements électrophorétiques
Analyse de la fonction et du mécanisme des solvants dans les revêtements électrophorétiques I. Fonctions des solvants dans les revêtements électrophorétiques Principalement composés d'alcools et de cosolvants éther-alcool, les solvants des revêtements électrophorétiques servent de fluides de r...
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