The limiting oxygen index(LOI) value of DFR/CP-treated polyester/cotton fabric is 25.0%,which is larger than that of DFR-treated polyester and CP-treated cotton,however,the flame retardance of the treated blend fabric is still not desirable.

• 试验结果表明；DFR/CP两步法整理涤棉织物的限氧指数(LOI)值为25.；0%25；阻燃效果并不理想。