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Anionic trash
After reading this article you will..
- know what impact recycled pulp has on anionic trash.
Recycled fibre
- Legislation
- Sources and quality of paper for recycling
- Recyclability of paper and board products – Deinkability
- Recycling versus recyclability
- Technical aspects of recycling
- Relevance of recyclability
- Repulpability and deinkability
- Deinkability test methods
- EPRC deinkability assessment
- Deinkability of different printed products
- Removability of adhesive applications
- EPRC assessment on removability of adhesive applications in graphic paper products
- Unit operations and equipment in recycled fibre processing
- Design of processes
- Design principles for stock preparation processes
- Process design for graphical grades, news print
- Process design for tissue
- Process design for board and packaging grades
- Reject and Sludge handling for graphical and tissue applications
- Reject and Sludge handling for board and packaging applications
- Water management
- Additives
- Deinking
- Bleaching of deinked pulp
- Process water treatment
- Sticky control – detackification
- Enzymatic solution for recycled fibres
- Papermaking potential of recycled fibre
- Differences between virgin and recycled fibre
- Repeated (manifold) recycling experiments
- Multiple papermaking with recycled fibres
- Modelling of fibre age distribution
- Special request of recycled fibre furnish in papermaking
- Effects of recycled fibre in papermaking
- Challenges of increased recycled fibre utilisation
Authors & references
Author:
Hans Putz
References:
- Ventola, J., Effect of dissolved and colloidal substances on bonding ability of TMP-fibres. M.Sc. Thesis, Helsinki University of Technology, Paper Laboratories, Espoo, Finland, 1997
- Danielsson, K., Analysis of detrimental substances in two newsprint mills. M.Sc. Thesis, Åbo Akademi University, Faculty of Chem. Eng., Turku, Finland, 1998
- 126 Sundberg, K., Effects of wood polysaccharides on colloidal wood resin in papermaking. Ph.D. Thesis, Åbo Akademi University, Faculty of Chem. Eng., Turku, Finland, 1995
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This page has been updated 16.11.2021