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1533-45-5 Optical Brightener Agent Ob-1 For Plastic PVC Fillers Pipes

Basic Information
Place of Origin: CHINA
Brand Name: ARCHTEX
Certification: SGS
Model Number: OB-1
Minimum Order Quantity: 100KGS
Price: negotiable
Packaging Details: 25KG/ drum
Delivery Time: 5-8working days
Payment Terms: L/C, T/T, Western Union, MoneyGram
Supply Ability: 1000 Metric Tons/Metric Ton per month
Detail Information
Produt Name: Brightness Agent OB1 Packing: Aluminium Foil Bag/Bottle/Drum/Carton
Usage: Plastic Auxiliary Agents Purity: 99.9%
Fitness: 350-1000 Mesh CAS No: 1533-45-5
Molecular Formula: C2 8 H1 8 N2 O2 Appearance: Bright Yellow, Crystalline Powder
Classification: Chemical Auxiliary Agent HS Code: 3204200000
High Light:

Plastic Optical Brightener Agent


PVC Fillers Pipes Optical Brightener Agent


1533-45-5 Optical Brightener Agent

Product Description

Optical Brightener Agent Ob-1 For Plastic Whitening Chemical Auxiliary Agent PVC Fillers Pipes More Gloss Brightness


Product Features:


What's Optical Brightener OB-1?
Optical brightener a kind of fluorescent dye, or white dye, and it is also a complex organic compound. Its characteristic is that it can excite incident light to produce fluorescence, so that the dyed material can obtain a sparkling effect similar to fluorite, and the material that is seen by the naked eye is very white.

Optical Brightener OB-1 Application:
Optical brightener ob-1 is the most ideal brightener for recycled plastics and recycled polyester fibers, with a small amount of addition and superior whitening effect

It is an environmentally friendly, non-toxic and harmless high-efficiency whitening product.

Optical Brightener OB-1 Advantage:
1. High whitening intensity and strong fluorescence.
2. Wide application performance, widely used in whitening of polyester, nylon fiber and various plastics.
3. Excellent high temperature resistance.



Product parameters
Chemical Name Optical Brightener Ob-1 Fba393 CAS 1533-45-5 Fluorescent Brightener for Plastic
Formula C28H18N2O2
CAS No. 1533-45-5
EINECS No. 216-245-3
Appearance Yellow-green powder
Melting point 359°C
Purity ≥98.5%
Fineness ≥350 mesh
Packing 25KG cardboard drums are packed in double lined bags and kept away from light in a cool, dry place.

1. Suitable for whitening polyester fiber, nylon fiber, polypropylene fiber and other chemical fiber.

2. Suitable for the conventional polymerization of polyester and nylon.

3.Especially suitable for high temperature molding of plastic products whitening.

Recommended dosage

Add OB-1 Brightener to every 100kg of material:

1. EVA, polypropylene, nylon, polycarbonate and other added in 5 ~ 20g.

2.The amount of polyester fiber added in 10g ~ 40g.




1)Suitable for whitening and brightening polypropylene plastic, hard PVC, ABS . EVA, polystyrene, polycarbonate, etc.

2)Suitable for whitening chemical fibers, such as the polyester fibre, nylon fiber, polypropylene fiber and so on.

3) Suitable to be added into the conventional polymerization of polyester and nylon.

4) Especially suitable for whitening the plastics of elevated temperature compaction.



Product Name

1533-45-5 Optical Brightener Agent Ob-1 For Plastic PVC Fillers Pipes 0


Packing and Storage:



In accordant with good industrial practice, handle with care and prevent contamination of the environment. Avoid dust formation and ignition source.




What is optical brightening?
Optical brighteners, optical brightening agents (OBAs), fluorescent brightening agents (FBAs), or fluorescent whitening agents (FWAs), are chemical compounds that absorb light in the ultraviolet and violet region (usually 340-370 nm) of the electromagnetic spectrum, and re-emit light in the blue region (typically 420- ...
How do you remove an optical brightener from clothing?
  1. Wash your camo in SPORT-WASH laundry detergent. ( Get it here) ...
  2. Apply the UV Killer per the directions. This should be done outside. ( ...
  3. Use a UV light to make sure you don't miss any areas – (Get one here)
 Do optical brighteners fade clothes?
Do Optical Brighteners Fade Clothes? OBAs (optical brightening agents) are added to most of the American laundry detergents today, to make whites appear whiter, but the reality is that they can also cause colors to fade, especially dark colored clothes.  


Are optical brighteners safe?

For optical brighteners, the program encourages manufacturers to use those that pose "low toxicity to humans and the environment both as parent chemicals and degradation byproducts." Optical brighteners aren't readily biodegradable and may bioaccumulate, so they pose a potential hazard to aquatic life.



Does Purex have optical brighteners?
Some detergents containing optical brighteners include All liquid, Arm & Hammer liquid, Dreft, Gain, Purex, and Tide. contain optical brightening agents. A few of the popular detergents that do not contain these chemicals are All powder, Allens Naturally, Cheer (all versions), Seventh Generation, and Woolite.












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