Optical Brightener KCB

Post Date:
Dec 10,2014
Expiry Date:
Jun 08,2015
Detailed Description:
Cas No. :5089-22-5 Quantity: 1Kilograms
Specs:Yellow crystalline powder
Price:40-42 USD Kilograms
Payment Method: TT
Optical brightener KCB
Chemical name: 1,4-Bis(2-benzoxazoly)naphthalene
C.I. Number:367
2.Specifications:
Appearance yellow crystalline powder
Melting Point 210～212℃
Purity ≥ 99.0%
Maximum UV Absorption Spectrum 370nm
3.Scope of Application：
　 Mostly used in the brightening the products of synthetic fiber and plastics, it has obvious efficiency on colored plastics. Besides, it is widely used in plastic film, material of lamination moulding and injection moulding as well as preferable brightening efficiency on polyolefin, PVC, PVC foaming, TPR, EVA and PU foaming together with coating, natural lacquer, etc. It also has specially good effect on foaming plastics, especially EVA, PE foaming.
5.Application Methods：
　　The recommended quality: 0.005%～0.05% (compared to the weight of plastic raw material)
CAS Registry Number:
5089-22-5
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;
Molecular Formula:
C₂₄H₁₄N₂O₂
Molecular Weight:
362.3802
Molecular Structure:

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