Products Name: OPTICALBRIGHTENER OB-1;
Color Index No: C.I.393
Synonyms: FBA 393; OBA 393,Fluorescent Brightener OB-1; Optical Brightener Agent OB-1
Molecular Formula:C28H18N2O2 | Molecular Weight:414 |
CAS No:1533-45-5 | EINECS No: 216-245-3 |
Appearance: Light yellowish green powder | Melting point(℃):358 |
Assay:98.5% | Fineness: ≥ 200 meshes |
Molecular Structure:
Optical Brightener OB-1has excellent high temperature resistance. It has wide range ofapplication, and is used for the whitening of nylon fiber, polyesters, andvarious plastics. It has outstanding brightening ability and gooddispersibility. It also has good adaption and weather resistance
Applications
OpticalBrightener OB-1 can be used on polyester fiber, nylon fiber, polypropylene,hard PVC, ABS, EVA, PS, polycarbonate etc. For high temperature resistantplastics, only ob-1 can be used, and the addition amount of optical brightenerob-1 is small and the whitening degree is high.
Every 1000kg materials to add OB-1 brightener:
1, EVA, polypropylene, nylon, polycarbonate in the amount of 75-200 g.
2. The adding amount of polyester fiber is 75g- 300g
10kg or 25kg/ fiber drums. It can bepacked in other forms according to user's requirements.
Shelf life: not more than 24 months inthe room temperature.