This article outlines the standards and methods for testing polyurethane foam, covering key properties such as density, hardness, tensile strength, tear strength, resilience, compression deformation, fire resistance, and VOC emissions.
This article analyzes the factors affecting the poor compression resistance of slow rebound foam and provides practical solutions, including adjustments in polyether types, the use of polyether-modified polyester, and incorporating MDI to improve foam performance.
This article explores essential foaming agents in polyurethane foam manufacturing, detailing the roles of catalysts, foam stabilizers, blowing agents, and optional additives like flame retardants, softeners, and open-cell agents, crucial for achieving desired foam properties and performance.
This article explains the calculation of TDI (Toluene Diisocyanate) consumption in formulations, detailing the formulas and steps needed to determine the exact amount required for different polyol polymers and their reactive components.
This article discusses the application and comparison of silicone oils in polyurethane rigid and flexible foams, focusing on how the amount of foam stabilizer impacts foam structure, stability, and performance in various industrial applications.
Learn how A-1 and A-33 catalysts impact polyurethane foam production! This article compares their effects on foam properties like density and resilience.
This article explores the differences between polyester polyurethane and polyether polyurethane, focusing on their reaction principles, resulting properties, and development trends, highlighting the distinct advantages and limitations of each type in various applications.
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