The hydrogen peroxide was diluted and added to the blowline to react with and activate the fibre surface. The hydrogen peroxide reaction was catalyzed by metal ions and ferrous sulphate (FeSO4·7H2O) of pro-analysis grade (Labservice, Sundsvall, Sweden).
The hydrogen peroxide was diluted and added to the blowline to react with and activate the fibre surface. The hydrogen peroxide reaction was catalyzed by metal ions and ferrous sulphate (FeSO4·7H2O) of pro-analysis grade (Labservice, Sundsvall, Sweden).