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Adsorption of cationic starch on mechanical pulp

Date: 1.6.1994-31.12.1996
Code: 1764
Department: Åbo Akademi University / Faculty of Chemical Engineering (KTF), Laboratory of Paper Chemistry
Address: Porthansgatan 3, FIN-20500 Åbo
Phone +358-2-2154 859
Fax +358-2-2516 757
E-mail veronica.bobacka@abo.fi
Project leader: TkD Dan Eklund, professor (1.6.1994-31.12.1996)
Researchers: DI Veronica Bobacka (1.6.1994-)
Type of research: 0 (0=Within duty, 1=Ordered research, 2=Co-operation)
- basic research 100 %
Finnish funding organizations: Raisio Chemicals Oy; Metsäliitto Oy () FIM
Foreign funding organizations: MoDo, Sverige ()
Man months: Totally: 30 months
Keywords: massatillverkning, massanvalmistus, katjonisk stärkelse, mekanisk massa, störsubstanser, retention, adsorption, torrstyrkemedel, cationic strach, mechanical pulp, detrimental substances, anionic trash, adsorption, retention,

The purpose of this work is to investigate the influence of detrimental substances on the adsorption of cationic starch onto mechanical pulp.The impact of cationic starch on retention and strength properties are also studied.

Publication(s)

21.2.1996 / 10.3.1998