Shaoxing Chenhao Chemicals Co., Ltd.

Optical Brightening Agent KCB

• Category :

  Catalyst and Auxiliary/Textile Auxiliary Agent

• Synonyms :

  KCB;Fluorescent Brightener 367;FLUORESCENT BRIGHTENER-KCB;1,4-bis(benziazolyl-2-yl-)naphth-alene;FBA 367;1,4-Bis(2-benzoxazoly)naphthalene;Optical Brightener KCB;C.I. 367;Fluorescent Whitening Agent KCB;2,2'-naphthalene-1,4-diylbis(1,3-benzoxazole);Optical Brightening Agent KCB;Optical Brightner KCB;hostalux kcb;

• CAS NO :

  5089-22-5

• EC NO :

  225-803-5

• Molecular Formula :

  C₂₄H₁₄N₂O₂

• Molecular Weight :

  362.3802

• Main Specifications :

  4.4-bis(5-methyl-2-benzoxoazol)-ethylene

• InChI :

  InChI=1/C24H14N2O2/c1-2-8-16-15(7-1)17(23-25-19-9-3-5-11-21(19)27-23)13-14-18(16)24-26-20-10-4-6-12-22(20)28-24/h1-14H

• Packing :

  packed in 20Kgs paper board bucket. It can be packed according to the requirement of the user.

• Product description :

  Optical Brightening Agent KCB Chemical name 4.4-bis(5-methyl-2-benzoxoazol)-ethylene Structural formula Molecular formula: Molecular weight: Properties: 1. being highly whiteness with small usage. 2. multipurpose used for whitening of polyester fiber and plastic. 3. having a good compatibility and good fastness to light and sublimation. Can be used for high temperature process. Technical conditions: Appearance: greenish yellow powder Melting process: 275~280°C Purity:≥98.0% Fineness(300 mesh):100% Use: mainly be used in whitening of polyester, polyamide, polyacrylonitrile fiber, the plastic film and all plastic pressing process. Can suitable for synthesizing high polymer including polymeric process. Package: It is packed in 20Kgs paper board bucket. It can be packed according to the requirement of the user. Note: It needs to be declared that the above data is based on our present knowledge and experience; owing to too many affecting factors, these data cannot be free from their check and test when processing and using the product.

• Uses :

  mainly be used in whitening of polyester, polyamide, polyacrylonitrile fiber, the plastic film and all plastic pressing process. Can suitable for synthesizing high polymer including polymeric process.

• Molecular Structure :