SHANDONG RAYTOP CHEMICAL CO.,LTD
HIGH QUALITY OPTICAL BRIGHTENER MANUFACTURER OB/OB1
Large Image :
Optical Brightener OB for Paint and coating and printing ink
Melting Point ≥359
1.Used for the brightening of such chemical fibers of polyester, nylon and polyprolylene.
2.Used for the whitening and brightening of polypropylene plastic, hard PVC, ABS,EVA,
polystyrene, polycarbonate, etc.
Recommended quantity: brightening agents of OB in every 1000kg raw material:
1. 75~200g in EVA, polyprolylene, nylon, polycarbonate, and so on.