As a very good plastic additive, the fluorescent brightening agents OB-1 has always been loved by consumers.
That is because fluorescent brightening agent OB-1 has the following features;
1. fluorescent brightening agents OB-1 is suitable for whitening polyester fiber, nylon fiber, polypropylene fiber and other chemical fiber polyester.
2.fluorescent brightening agents OB-1 is Suitable for whitening and brightening of polypropylene plastic, rigid PVC, ABS, EVA, polystyrene, polycarbonate, etc.
3. fluorescent brightening agents OB-1 is suitable for adding in the conventional polymerization of polyester and nylon.
4. fluorescent brightening agents OB-1 is suitable for the whitening of plastic products formed at high temperature.
Fluorescent brightening agents OB-1 has good compatibility with most polymers and has a wide range of applications.
Kindly pls check the following fluorescent brightening agents OB-1 TDS
Fluorescent Brightening Agents OB-1 DATASHEET
Product Name | Optical Brightener OB-1 |
Chemical Name | 2.2’-(4.4’-diphenol vinyl) dibenzoxazol |
CAS No. | 1533-45-5 |
C.I. No. | 393 |
Molecular Formula | C28H18N2O2 |
Molecular Weight | 414 |
Technical Index | Appearance：Yellowish/greenish powder Molecular weight:414.4 Melting Point:356℃～360℃ Purity: ≥98.5% Fineness: ≧200 mesh Volatile content: ≦0.5% Ash content :≦0.5% |
Uses | Mainly be used in whitening of polyester and plastic, as well in whitening of Nylon during polymerization. For whitening of polyester and nylon; also used in ABS, PS,PVC, HIPS, PA, PC, PP, PE,PET,EVA, PVC, etc. Rate of use: (per 1000kg of substrate) Polyester: 75-300g EVA, PP, nylon: 75-200g |
Package | 25kg per fiber drum |
