Factory Supply High Purity 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole Fluorescent Brightener 393 CAS 1533-45-5 Optical Brightener Ob-1

We supply top-grade Optical brightener OB-1 CAS 1533-45-5 with quick shipping. This stuff shows up as bright yellow crystal powder, falls into the fluorescent brightening category.
CAS: 1533-45-5
EINECS: 216-245-3
HS Code: 3204200000
Molecular Formula: C28H18N2O2
Optical brightener OB-1 CAS 1533-45-5 works really well as an oxazole brightener that handles heat and weather like a champ. This material can take serious heat, which makes it perfect for those high-temp processing jobs. The brightener does a great job making things whiter by fixing that unwanted yellow tint and bouncing back more light.
Optical brightener OB-1 CAS 1533-45-5 works great as a fluorescent whitening stuff that's really good for polyester fiber jobs. It gives awesome whitening results for man-made fibers and plastic stuff, plus it keeps colors from fading and doesn't move around much.
Optical brightener OB-1 multi-purpose compound gets used for:
Making polyester fibers look whiter during processing
Adding brightness to plastic molding work
Boosting fluorescence in textile making
Improving colors in recycled stuff
Whitening things in polymer work
Main uses of Optical brightener OB-1 CAS 1533-45-5 are:
①Making polyester fibers and mixed fabrics whiter
②Brightening plastic products (ABS, PS, HIPS, PA, PC, PP, EVA)
③Hot molding and processing work
④Textile hot-melt pad dyeing stuff
⑤Making recycled polyester waste look better
⑥Whitening polymer stock solutions

We can customize according to customer's requirement.

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