Antioxidant, UV Absorber, Optical Brightener, Dyes and Pigments for PC
Polycarbonates (PC) are a group of thermoplastic polymers containing carbonate groups in their chemical structures.
Applications of polycarbonate are electronic components, construction material, data storage, CDs and DVDs, automotive, aircraft, railway, and security components, etc.
Antioxidant, UV absorber and light stabilizer for PC
| Material | Application | Antioxidants | UV Absorber/HALS | Remark |
| PC | Window | 1076+168 | UV P,1577 | Color stain issue |
Optical Brightener for PC
| Application | OBAs Adding Form | Typical OBAs | Issue to mind |
| PC ＜300 | Dry powder mix before process | OB | Heat stability; volatility |
| PC ＞300 | Dry powder mix before process | OB-1 |
Dyes for PC
Dyes are more often used for coloring polycarbonate. Solvent Blue 97, Solvent Orange 60, Solvent Red 111, Solvent Red 135, Solvent Red 179, Solvent Green 5B, Solvent Green B.