Two stage flameproofing of cellulosic fabric

摘要

The present invention relates to a flameproofing process which comprises treating a woven or knitted fabric comprising a cellulosic fiber with a boron hydride compound and/or a metal borohydride compound, followed by treating it with an amidophosphazene compound. According to the invention, a flameproofed product excellent in whiteness degree is obtained and, when the starting fabric is a lightly dyed fabric, a flameproofed product excellent in color tone is obtained.