Fluorescent Brightener KSN/ Ks Optical Brightener 368 CAS 5242-49-9

• CAS No.: 5242-49-9
• Formula: C29h20n2o2
• EINECS: 226-044-2
• Environmental Protection: Yes
• Color: Yellow-Green
• Kind: Fluorescernt Brighening Agent
• Model NO.: OBA368
• Appearance: Powder
• Application: Mainly Used for Whitening of Polyester Fiber and P
• Transport Package: 25kgs Drum
• Specification: 98.5%
• Trademark: AFINE
• Origin: China
• HS Code: 3204200000

Product Description

Optical Brightener 368

Chemical name: 4.4-bis(5-methyl-2-benzoxoazol)-ethylene

Specification: Appearance: Greenish yellow powder

Melting process: 300ºC
Ash content: ≤0.5%
Purity: ≥98%
Volatile content: ≤0.5%
Fineness (300 mesh residue): 100%
Property: 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.
Application: Mainly be used in whitening of polyester, polyamide, polyacryonitrile fiber, the plastic film and all plastic pressing process. Suitable for synthesizing high polymer including polymeric process.

Process:

Overlay plastic: 0.5~2g/100Kg
Polyester fiber: 10~20g