Monthly Archives: January 2026

1. What is Cationic Dyeable Polyester (CDP)? Cationic Dyeable Polyester (CDP) is a specialized type of polyester fiber modified through chemical synthesis to incorporate acidic functional groups into the molecular chain. This modification allows the fiber to be dyed using cationic dyes under either atmospheric or pressurized conditions. The Challenge: Standard Polyester (PET) lacks reactive