[Product Name]：Fluorescent Brightener KCB

Brief Introduction

Fluorescent brightener KCB belongs to Benzoxazolefluorescent brightener，which has strong whitening effect. Its color is blue-bright white light. Insoluble in water. The solubility in 100ml following solvents is 1.02g in toluene, 0.8g in carbon tetrachloride, 0.17g in acetone and 0.76g in Dimethyl formamide.

Product introduction

CAS NO: 5089-22-5

Structure：

Appearance： Yellow-green crystalline powder

Melting point： 210-212°C

Fluorescent color：Blue-bright colorful light

Solubility： Insoluble in water and soluble in organic solvents

Package：20KG、25KG cardboard drum

Feature：Fluorescent brightener KCB belongs to Benzoxazole fluorescent brightener，which has strong whitening effect. Its color is blue-bright white light. Insoluble in water. The solubility in 100ml following solvents are 1.02g in toluene, 0.8g in carbon tetrachloride, 0.17g in acetone and 0.76g in Dimethyl formamide respectively.

Usage： Fluorescent brightener KCB is mainly used for whitening of synthetic fiber and plastics. It has obvious fresh effect to colorful plastics. It is quantitatively used for whitening of plastic film and moulding material by compression. Also used for whitening of polyester fiber and paints.

Ways of Usage： Disperse whitener completely so as to distribute whitener evenly in the polymers. The effect is better by using whitener concentrated agglomerate

Dosage：0.01%－0.03% 。Customers may adjust the quantity according to the products.