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OPTICAL BRIGHTENER OB CAS NO.7128-64-5
Price: | US$ Negotiable |
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Minimum Order: | 100KG |
Payment Terms: | T/T,L/C,D/P |
Port of Export: | SHANGHAI PORT |
Product Details
Model No.: | OB | Brand Name: | OPTICAL BRIGHTENER OB |
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Certification: | |
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Specification: |
Appearance: Slight greenish yellow powder
Assay, %:≥98.0 Melting point,℃:200 – 204 Volatility, %: ≤0.5 Ash, %: ≤0.5 Particle size: pass 200 mesh |
Packaging & Delivery
Packaging: | 25kg/carton |
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Delivery/Lead Time: | 5 DAYS |
Production Capacity: | 50MT |
Product Description
Guangzhou Chengshuai New Material Co.,Ltd.
Chemical name: 2.5-Bis-(5-tert-butyl-2-benzoxazolyl)thiophene
CAS No.:7128-64-5
Molecular formular:C26H26N2O2S
Molecular weight:430
Appearance: Slight greenish yellow powder
Assay, %:≥98.0
Melting point,℃:200 – 204
Volatility, %: ≤0.5
Ash, %: ≤0.5
Particle size: pass 200 mesh
Application
Optical Brightener OB has excellent thermal stability, special whitening performance, good light stability and low volatility. It has an excellent blue effect. It is easily soluble in organic solvents and has good compatibility in different substrates. It is especially suitable for film and sheet for whitening and brightening of polyvinyl chloride, polystyrene, polyethylene polypropylene, thermoplastics, ABS, acetate, paints, paints and printing inks. The maximum absorption of the spectrum is 375 nm (in ethanol) and the maximum emission wavelength is 435 nm (in ethanol). info at hhochem.com
SUPPLIER PROFILE
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Company: | Guangzhou Chengshuai New Material Co.,Ltd. | ||
City/State | Guangzhou, Guangdong | Country: |
China ![]() |
Business Type: | Export - Manufacturer / Trading Company | Established: | NA |
Member Since: | 2019 | Contact Person | David Ho |
SUPPLIER PROFILE
City/State/Country -
Guangzhou, Guangdong
China 

Business Type -
Export - Manufacturer / Trading Company
Established -
NA
Member Since -
2019
Contact Person -
David Ho