Optical Brightening Agent OB-1

Product Details

Principal Ingredients

bis (2-benzoxazolyl) stilbene

Physical & Chemical Properties

Appearance yellow powder

Melting Point ≥359℃

Purity ≥98.0%

Performance & Features

1.Of high brightening intensity and strong fluorescence.

2.Of wide usage in brightening polyester, nylon fiber and all kinds of plastics.

3.Carries good resistance to high temperature.

Application Scope

1.Goes for the brightening of such chemical fibers of polyester, nylon and polyprolylene.

2.Goes for the whitening and brightening of polypropylene plastic, hard PVC, ABS, EVA, polystyrene, polycarbonate, etc.

3.Applicable to be added in the general polymerizations of polyester and nylon.

Usage Mode

Recommended quantity: brightening agents of OB-1 in every 1000kg raw material:

1.Of 75～200g in EVA, PE, polyprolylene, nylon, polycarbonate, and so on.

2.Of 75～300g in terylene fiber.

Packing & Storage

Packed in 25kg drum at cool and dry places to be protected from light.