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No 1 / 1
The influence of wood polymers and extractives on the adsorption of wet-end chemicals and the properties of the sheet (Paperdisco)
| Date: | 1.1.1996-31.12.1998 |
| Code: | 17616 |
| 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
(1.6.1996-31.12.1998) |
| Researchers: |
TkL Veronica Bobacka (1.1.1996-31.12.1998) DI Maristiina Nurmi (1.1.1996-31.12.1998) DI John Näsman (1.1.1996-31.12.1998) |
| Type of research: |
2 (0=Within duty, 1=Ordered research, 2=Co-operation)
- basic research 100 % |
| Man months: | Totally: 137 months |
| Keywords: | massatillverkning, massanvalmistus, adsorption, polyelektrolyter, stärkelse, polyacrylamid, mekanisk massa, anjoniska störsubstanser, adsorption, polyelectrolytes, starch, polyacrylamide, mechanical pulp, anionic trash, |
The objective is to clarify the adsorption of cationic starch and polyacrylamide in suspensions containing mechanical pulp as well as to clarify the influence of these wet-end chemicals on the fibre flocculation and sheet properties.
21.2.1996 / 28.1.1998