Optical Brightener OB, Fluorescent brightener OB, 2,5-Di (5-tert-butylbenzoxol-2-yl) thiophene, fluorescent whitening agent 184, fluorescent brightener 184, CAS No.7128-64-5, as one of the plastic additives widely used in recycled plastics whitening, especially transparent recycled plastics whitening.
Optical Brightener OB For Recycled Plastic Pure Powder 99%min with CAS No.7128-64-5
1.Product description:
Optical Brightener OB for recycled plastic is a highly purified fluorescent brightener with very excellent weather resistance, very excellent migration resistance, good thermal stability and few added amounts. Now it is very popular and very widely used for whitening of Polyester Fibers, Plastic (such as PVC, PP, ABS, PE, PS, EVA, PMMA etc), Rubber, Coating, Painting, Ink, Masterbatch and can be used in combination with dyes to produce a particular brightness.
2.Specification:
Name |
Optical Brightener OB |
Appearance |
Lightyellowpowder |
CAS No. |
7128-64-5 |
Molecular Formula |
C26H26N2O2S |
Purity |
≥99% |
Melting point |
201-203℃ |
Ash |
≤0.5% |
Volatile matter |
≤0.3% |
3.Product details of Optical Brightener OB:
Place of Origin: China
Brand Name: Ogilvy
Certification: ISO9001
Application: Optical Brightener OB mainly used in PVC, PS, PE, PP, ABS and other plastics and recycled plastic whitening, but also for acetate fiber, paint, paint, ink and so on whitening.
4.Our advantage:
1. Owned factory, owned R&D center and lab.
2.We provide system solution and technique support on your product whitening and coloring.
3.We can provide to you one-stop purchasing on the whitening agent and pigment.
4. As the direct factory, our price can be always 3% lower than the market price.
5.Always a pre-production sample before mass production;Final Inspection before shipment.
6.We provide free samples to customers for trial production.
7.We can 100% guarantee to you on our product quality and delivery time.
8.If indeed any quality problem on our product, we surely must 100% compensate for you.
5.Packing information of Optical Brightener OB:
Usually is 25Kg/cardboard drum with inner double PE liner.