Fluorescent brightener EBF
C.I.185 CAS: 2866 - 43 - 5
Structure:
Chemical name: 2,5 - Bis(benzoxazol - 2 - yl)thiophene
Chemical molecular formula: C18H10N2O2S
Molecular weight: 318 (As International relative Atom Mass 1997)
Implementation standard: Q/LQH009 - 2003
Performance indicators:
Item | Indicator |
Appearance | Pale yellow crystalline powder |
Content | ≥ 98.5 % |
Melting point | 216-220℃ |
Ash content | ≤ 0.5％ |
Volatile matter | ≤ 0.5% |
Performance characteristics:
Suitable for the whitening and brightening treatment of polyester and its blended fabrics. It is not only suitable for exhaustion dyeing but also for pad - dyeing processes. It has excellent light fastness characteristics, up to7 - 8 grades. It has good stability against acids/alkalis, hard water, peroxides and hypochlorite compounds. It is very suitable for alkaline discharge printing processes.
Usage method:
Used for the whitening and brightening of polyester, acetate fiber, nylon, polyester - cotton blended fabrics and various polyolefin plastics,ABS engineering plastics, plexiglass, etc. Dosage: 0.01 - 0.05%
Packaging:
Packed in 10kg or 25kg cartons or cardboard drums. Can be customized according to customer requirements.
Storage:
Store in a cool, dry place away from light.
