- Category :
Catalyst and Auxiliary
- CAS NO : 7128-64-5
- EC NO : 230-426-4
- Molecular Formula : C26H26N2O2S
- Main Specifications : C26H26N2O2S
- Synonyms : Fluorescent Brightener OB;Fluorescent brightening agent 184;Fluorescent Whitening Agent OB;Optical Brightening Agent OB;Fluorescent Brightener 184;C.I. 184;Fluorescent Brightener OB-4;Fluorescent brightening agent 184;Optical Brightner OB;BBOT;C.I. Fluorescent Brightener 362;Uvitex 2B;TINOPAL CBS-X;UVITEX OB;UVITEX(R) 2B;TOSLAB 644820;2,5-BIS(5'-TERT-BUTYL-2'-BENZOXAZOLYL)THIOPHENE;2,5-BIS(5-TERT-BUTYL-2-BENZOXAZOLYL)THIOPHENE;2,5-BIS(5-TERT-BUTYL-BENZOXAZOL-2-YL)THIOPHENE;2,5-BIS(5-TERT-BUTYLBENZOXAZOYL)-2-THIOPHENE;2,5-BIS(5-T-BUTYL-2-BENZOXAZOLYL)THIOPHENE;2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene;
Package: 25kg carton drum
Uses : PVC plastics with good light fastness and heat stability
Molecular Structure:
Product description:
1.Properties
Appearance:Yellow-green crystalline powder,Ionic character:Nonionic Chemical structure:Fluorescent Brightener,Color Index:184,Purity:>99%,Melting point:200.5-201.5℃，Ash:<0.1%,Volatile:<0.05%,Particle Size:>100mesh,
2.Application
a.Widely used on PVC,PE,PP,PS,ABS,Ink,Paint whitening; b.Soluble in Organic solvent with very brilliant whitening effect.
c.Used on PVC plastics with good light fastness and heat stability
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