Additive

A variety of material added to fiber forming polymer to change its properties and improve its performance, they are known as additives.

1. Delustering agent: TiO, TiO₂.
2. Solution dyeing.
3. OBA: Denjamidajole, parasoline.
4. Heat stabilizer: Salt of Cu, Mn as phosphate.
5. Light stabilizer: Poly hydroxyl benzophenol.