Optical Brightening Agent KCB for Plastic

Physical & Chemical Properties
Appearance yellow green powder
Tone light blue white
Melting Point 210-212degree centigrade
Purity 98%
Fineness >200mesh

Performance & Features

This product is a kind of non-toxic and tasteless powder colored in light yellow green. It is of good light and thermal resistance, indissolvable in water, has no response to those vesicants and crosslinking agents with no effusion and extraction quality. Its spectrum can absorb the maximum wavelength of 370nm.

Application Scope

Mostly used in the brightening the products of synthetic fiber and plastics, it has obvious efficiency on colored plastics. Besides, it is widely used in plastic film, material of lamination moulding and injection moulding as well as preferable brightening efficiency on polyolefin, PVC, PVC foaming, TPR, EVA and PU foaming together with coating, natural lacquer, etc. It also has specially good effect on foaming plastics, especially EVA, PE foaming.

Usage Mode

The recommended quality: 0.005%-0.05% (compared to the weight of plastic raw material)

Packing & Storage

Packed in 5kg*4 paper tanks or 5kg*2 paper boxes at cool and dry places to be protected from light.