
Products
- Optical brightener
- Polyacrylamide
- Commercial Chemicals
- Viscosifiers
- Corrosion & Scale Inhibitors
- Filtration Control Agents
- Specialty Products
- Completion & Drill in Products
- Clays / Weighting Materials
- Lost-Circulation Materials
- Shale Inhibitors & Flocculants
- High temperature products, thinners and
- Lubricants, Surfactants & Spotting fluids
- Defoamers & Bacteriocide
- Emulsifiers

Tags

Contact Us
![]() |
Address: Weifang, Shandong, China |
![]() |
Tel: |
![]() |
Fax: |
![]() |
Email: Jack@qdtys.com |

Products
Optical Brightener OB-1 with Yellow and Green apperance,powder form,it has higest melting point 360 ℃,most customers use it on PVC ,ABS,PP,PE,MASTERBATCHES,POLYESTER STABLE FIBER,FILLER,COMPOUNDS etc.
PRODUCT DESCRIPTION
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 green powder
Melting Point:357~359°C
Purity:≥98.5%
Recommend Dosage:200-500g per 1000kg material
Package:10KG/25kg per fiber drum with 450kg or 500 kg or 675kg/pallet
Optical Brightener OB-1 produced from China only,but world wilde use it to make master batches,then the optical brightener
masterbatches and compound are used in the plastics industry.