Product Features:
What is Optical Brightener OB-1?
Fluorescent brightener OB-1 is a whitening agent with excellent whitening effect on PVC materials. It is suitable for various textiles, plastic pellets, pipes, profiles, plates, low price and good effect. It is a cost-effective plastic whitening product.
Bright yellow, crystalline powder, insoluble in water, stable performance. It has good resistance to heat, sun, chlorine and migration.
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. |
Use | 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. |
Applications:
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
Packing and Storage:
25kg/Drum
In accordant with good industrial practice, handle with care and prevent contamination of the environment. Avoid dust formation and ignition source.
FAQ:
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.