Process for processing waste paper

Details Process for processing waste paper Process for processing waste paper

D - Textiles, Paper

21

C

D21C 5/02 (2006.01) C07C 67/26 (2006.01)

Patent

CA 2064201

2064201 9101405 PCTABS00003 Waste paper is decomposed in the presence of alkoxylation products obtained by reacting alkylene oxides with C10-22 carboxylic acid derivatives and/or C10-22 carboxylic acids, which contain carboxylic acids with at least one OH group in position 9, 10, 13 and/or 14, and the detached printing ink particles are removed from the pulp suspensions by flotation or washing.

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