optical brightener YCOB CBS-127

• Post Date:

  Feb 23,2017

• Expiry Date:

  Feb 23,2018

• Detailed Description:

  Cas No. :40470-68-6 PRODUCT NAME: 1,1-biphenyl-4,4-bis-benzoxazole
  Specification:
  Properties Specifications:
  APPEARANCE yellow -green crystal power
  MELTING POINT 216~222°C
  PURITY: 99% min
  ASH 0.1% max
  VOLATILE MATTER 0.5% max
  SOLUBILITY insoluble in water but soluble in DMF
  CHROMATIC LIGHT: bright-colored blue with white light (similar to the standard product)
  MESH SIZE through 100 meshes
  Properties: The product is yellow -green crystal powder .Its melting point is 353°C,It is unsolvde in water , no odor ,having stable performance and strong fluorescence, its maximum absorption spectrum wave length 374nm, the wave length transmitted by fluorescence being 434nm .
  Application: suitable for plastics, paint, printing, ink and man-made fibers, with high whiteness, strong fluorescence，heat stable, high weatherfastness.
  
  Added directly to the polymer like pigments, suitable for PVC, PS. Low concentration of CBS-127, with anatase titanium dioxide, or a little more volume of CBS-127 with rutile titanium dioxide, will have a brightening and whitening effect.
  Dose (based on 100 grams of materials)
  PVC: White: 0.01%-0.05% Transparent: 0.0001~0.001%
  PS: White: 0.001% Transparent: 0.0001~0.001%
  ABS: only 0.01~0.05% of CBS-127 needed to remove yellow shade of ABS
  CBS-127 suitable for other thermoplastics, such as, polymethyl methacrylate and carbonate. The dose refers to the examples above
  
  Package and Storage:25kg/50kg in paper drum,package according the requirements of the customers

• CAS Registry Number:

  40470-68-6

• Synonyms:

  ;CBS-127 (Fluorescent Brightener);Fluorescent Brightener FP-127;fluorescent brightener 378;4,4'-bis(2-methoxystyryl)-1,1'-biphenyl;1,1'-biphenyl-4,4'-bis[2-(methoxyphenyl)ethenyl];cbs-127;FBA 378;1,1'-biphenyl-4,4'-bis-benzoxazole;Optical Brightener FP;4,4'-bis[(E)-2-(2-methoxyphenyl)ethenyl]biphenyl;Optical brightener CBS-127;Fluorescent Whitening Agent FP-127;Optical Brightening Agent FP-127;Optical Brightner FP127;

• Molecular Formula:

  C₃₀H₂₆O₂

• Molecular Weight:

  418.5262

• Molecular Structure:

  

• Company:

  Yongchang Polymer Additives Co ltd     [ China ]        

• Contact:

  Mickel

• Tel:

  +86-20-61876219

• Fax:

• Email:

  info@chinapolymeradditives.cn