D - Textiles – Paper – 21 – B
Patent
D - Textiles, Paper
21
B
9/34, 195/60
D21B 1/12 (2006.01) D21C 3/00 (2006.01) D21C 5/00 (2006.01) D21H 11/08 (2006.01) D21H 17/00 (2006.01)
Patent
CA 2031972
( 57 ) ABSTRACT OF DISCLOSURE The invention relates to a procedure for the production of mechanical pulp from a fibrous product. To improve the strength properties, the fibrous product is sub- jected to a chemical and/or enzymatic treatment in which a binding agent is linked with the lignin in the fibrous product. The bond between the binding agent and the fibre is created either by using oxidizing enzymes or oxidizing chemicals producing radicals.
Kunnas Aino
Ryynanen Helena
Vaheri Marja
Enso-Gutzeit Oy
Smart & Biggar
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