B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
B01D 61/44 (2006.01) D21H 17/55 (2006.01) D21H 21/20 (2006.01)
Patent
CA 2141368
A process for reducing the content of organic and inorganic halogen in an aqueous solution of a nitrogen- containing epihalohydrin-based resin, in which process the aqueous resin solution is subjected to an electrodialysis treatment . The aqueous resin solutions obtained by the process are used as additives in the production of paper, board and paper board, in particular as wet-strength agents.
Eka Nobel Ab
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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