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Name:fluorescent whitening agent-plastic fluorescent whitening agent CAS NO.:
Product name  fluorescent whitening agentOB
Chemical name 2,5-Di(5-tert-butylbenzoxazol-2-yl)thiophene
CAS No.: 7128-64-5
Molecular formula: C26H26N2O2S
Molecular weight: 430
C.I. No.: 184
Structural formula Hunan Province
Main component 2,5-Di(5-tert-butylbenzoxazol-2-yl)thiophene
Performances and features

Small dosage, high whitening strength;
Wide application range;
Excellent consistency with plastic, fine high temperature resistance, and excellent weather fastness; 同题参见

Scope of application

For whitening of plastics, such as, polyolefin, polyamide and polyacrylonitrile; 对照阅读

Widely applied in extrusion materials and film;

Packaging and storage 1kg iron tank ×12 paper box, lined with plastic bag or on requirement, in cool and dry place。
Technical index
appearance light yellow powder
coloured light blue white
purity ≥99%
melting point 200~202℃
fineness

higher than 100 mesh

 


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