Optical Brightener KCB

Optical Brightener KCB is also called 1,4-Bis(2-benzoxazole)naphthalene. As a brightener. It is suitable for the whitening of synthetic fibers and plastic products, especially for the whitening of EVA.can absorb UV light then emit visible blue light to reduce the yellowish and make the products whiter. Optical Brightener KCB mainly used in comprehensive application field, good compatibility with all kinds of plastic, excellent stability under all kinds of climate.

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Product Description

Optical Brightener KCB

Optical Brightener KCB, Fluorescent Brightener KCB,CAS NO. 5089-22-5/63310-10-1, is bright yellow powder with melting point 212℃, it is insoluble in water and the maximum absorption wave length is 370nm. It has very high stability and very excellent weather resistance and migration resistance, so it is very popular and very widely used used for whitening synthetic fiber or polyester fiber and plastic products,can significantly increase the colorful of plastic products, also used for PE, PP, PVC, PS, ABS and so on, especially for the whitening of EVA. It has good compatibility with various plastics and good stability under various climatic conditions.

Optical Brightener KCB,Fluorescent Brightener KCB, 1,4-bis (benzoxazolyl-2-yl) naphthalene,Fluorescent Brightener 367, FBA 367; C.I. 367;2,2'-naphthalene-1,4-diylbis(1,3-benzoxazole), CAS NO. 5089-22-5/63310-10-1, MF C24H14N2O2, mainly used for whitening synthetic fiber or polyester fiber and plastic products,can significantly increase the colorful of plastic products, also used for PE, PP, PVC, PS, ABS and so on, especially for the whitening of EVA. It has good compatibility with various plastics and good stability under various climatic conditions.

Optical Brightener KCB Pure Powder 98.5%min with CAS No. 5089-22-5.

1.Product description:

Optical Brightener KCB is bright yellow powder with melting point 212℃, it is insoluble in water and the maximum absorption wave length is 370nm. It has very high stability and very excellent weather resistance and migration resistance, so it is very popular and very widely used in Plastic, Coating, Painting, Ink, Copolymer, Synthetic fiber, Polyester fiber etc.

2.Specification:

Name	Optical brightenerKCB
Appearance	Brightyellowpowder
CAS No.	5089-22-5
Molecular Formula	C24H24N2O2
Purity	≥98.5%
Melting point	210-212℃
Ash	≤0.5%
Volatile matter	≤0.5%

3.Product details:

Place of Origin: China

Brand Name: Ogilvy

Certification: ISO9001

Application: Mainly used for Plastic, Coating, Copolymer, Synthetic fiber, Polyester fiber etc.

4.Our advantage:

1. Owned factory, Owned R&D center and lab.

2. Factory directly sale, price can be always 3% lower than the market price.

3. Less dosage, Better effect.

4. Fast delivery, Excellent service.

5. We not only sell OBA, but also provide system whitening solutions and technique support.

6. We have many years of export experience, we can provide to you complete shipping documents for your custom clearance.

5.Packing information:

Usually is 25Kg/cardboard drum with inner double PE liner.

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