A method for reducing the level of interference chemicals in...

Details A method for reducing the level of interference chemicals in... A method for reducing the level of interference chemicals in...

D - Textiles, Paper

21

H

D21H 17/29 (2006.01) D21F 1/66 (2006.01)

Patent

CA 2123431

The invention relates to a method for reducing the amount of interference substances in the water circulations of processes involving wood-based fibre suspensions by binding the disturbance substances to the fibres by means of cationic starch. The amount of the said starch added to the fibre suspension is approximately 0.04- 0.5 % of the fibre dry weight.

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