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Optical Brightener Ob-1


Optical Brightener Ob-1
Price : ₹ 1,000.00 / Kilogram
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Product Details

Brand Name CI No. 184
Classification Optical Brightener OB
CAS No. 7128-64-5
EINECS No. 2,5-thiophenediylbis(5-tert-butyl-1,3-benzoxazole)
Purity >99%
Usage In Polymer, Fiber, Plastics, ABS, PVC etc

Additional Information

Min. Order Quantity 1 Kilogram
Packaging Details Standard Packing 25 Kg, Other Customised Packing also available
We export, import and supply high quality Optical Brightener OB-1. Another name of Optical Brightener OB-1 is Brightener OB-1. Brightener OB-1 is a high molecular weight fluorescent whitening agent, which significantly improves the whiteness in both textile fibers and plastics. Brightener OB�1 produces very brilliant white with light reddish Blue effect which compensate for yellowing. It has good light fastness. Because of its exceptional whitening properties, excellent resistance to heat, low volatility and easy dispersibility, Optical Brightener OB-1 is now widely used in plastic market. It has good compatibility in various substrates; in combination with dyes, it produces bright shades. Brightener OB � 1 is used in polymer fibers especially polyester and polyamide fibers. It is also widely used in PP, ABS, PS, HIPS, PA, PC, EVA, Rigid PVC etc.

Details
  • CI No. 393
  • CAS No. 1533-45-5
  • Chemical Name : 4,4â�� â�� bis (benzoxazol â�� 2 â�� yl) stibene

Specifications
In each 100 Kgs Polymer
  • Transparent : 0.0025% â�� 0.0050% (2.50 gm â�� 5.00 gm)
  • White : 0.01% â�� 0.05% (10 gm â�� 50 gm)
  • The concentration to be used depends on substrate and the required whitening performance.

Properties
  • Brightener OB â�� 1 produces very brilliant white with light reddish Blue effect which compensate for yellowing. It has good light fastness.
  • Because of its exceptional whitening properties, excellent resistance to heat, low volatility and easy dispersibility it is now widely used in plastic market.
  • It has good compatibility in various substrates; in combination with dyes, it produces bright shades.
  • Brightener OB â�� 1 is used in Polymer fibers especially polyester and polyamide fibers. It is also widely used in PP, ABS, PS, HIPS, PA, PC, EVA, Rigid PVC etc.

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