Optical Brightener OB
Brand :JILING
Product origin :CHINA
Delivery time :7 DAYS AFTER RECEIVED THE PAYMENT
Supply capacity :30 TONS/MONTH
Appearance: Light yellow or milk white powder
Purity: ≥99.0%
Volatility: 0.5% max
Melting point: 196-203°C
Optical brightener OB
Technical Index
1. Chemical Name: 2,5'-Bis [2-(5-tert-buty l-2 benzoxazoly) thiophene
2. CAS No.: 7128-64-5
3. C.I. No.: 184
4. Molecular Formula: C26H26N2O2N2
5. Molecular Weight: 430.575
Applications
A good whitening agent for PVC, PS, PE, PP, ABS, SAN, CA, PA, PMMA, acylic resin, thermolastic plastics, acetate fiber, paint, coating and printing ink, etc.
Package
25KG fiber drums with PE liner.
Usage
(With plastic raw material weightpercentage)
PVC Whitening: 0.01 ~ 0.05%
PVC : To improve brightness: 0.0001 ~ 0.001%
PS : 0.0001 ~ 0.001%
ABS: 0.01 ~ 0.05%
Polyolefin colorless matrix: 0.0005 ~ 0.001%
White Matrix: 0.005 ~ 0.05%
