HB-7531 is a special amine organic substance, which can prevent the oxidation brittleness of polyamide fiber and its blended fabric with elastic fiber, reduce the yellowing caused by heat and photochemistry; it can obtain the best fiber protection effect before heat treatment.
Can reduce the yellowing caused during the molding process at 190-200 ℃
Suitable for padding process (because this product is not directly dyed on the fiber, it can only be used for padding)
Anti-yellowing agent HB-7531: 30-60g / L, padding (one dipping, one dipping or two dipping, two rolling) at room temperature, with a strip rate of 80-85%, heat setting
It is recommended that when used in the same bath with other additives, a small test should be performed first to eliminate the risk;
It is mainly used for oil stain removal of polyester, nylon and its blended fabrics, the temperature range is 60-130 ℃; it can also be used for degreasing, desizing, scouring and general cleaning of other types of fabric