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Sell OPTICAL BRIGHTENER OB CAS NO. 7128-64-5

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  • Company Name :Guangzhou Chengshuai New Material Co.,Ltd.
  • Membership :Free member
  • Registrarion Date :2019. 08. 26
  • CountryRegion:China
  • Address:No.10, Jiqingxiang, Shiyicun, Shilou Town, Panyu Dist., Guangzhou.China Guangzhou Guangdong, China
  • Phone / Fax:86-20-34708468  /  86-20-84697353
  • Contact:David HO
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Description

Chemical name: 2.5-Bis-(5-tert-butyl-2-benzoxazolyl)thiophene
CAS No.:7128-64-5
Molecular formula: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


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

Price Negotiable
Package 25kg/carton

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  • Sell OPTICAL BRIGHTENER OB  CAS NO. 7128-64-5

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