ACel-Advanced Cellulose to Novel Products WP 2 – Ionic liquids and fibre spinning process

ACel seminar

Cellulose reactivity and recycling of ionic liquids

Michael Hummel

End Product

Textile chain: Production of textile fibers from

wood pulp

Fabric Yarn Fiber Pulp Wood Forest

Textile chain: Production of textile fibers from

wood pulp

Fiber Pulp

[DBNH]OAc

Lyocell-type dry-jet wet spinning process using

Partners in WP2

Task 2.1 Ionic liquids for cellulose dissolution and processing

Helsinki University: Prof. Ilkka Kilpeläinen

Alistair King, Uula Hyväkkö, Ashley J. Holding, Jussi Helminen

Task 2.2 Fiber spinning process development

Aalto University: Prof. Herbert Sixta

Michael Hummel, Anne Michud

Task 2.3 Recycling of the ionic liquid used in the dissolving and

spinning for staple fibres

Aalto University: Prof. Ville Alopaeus

Kai Jakobsson, Waqar Ahmad, Alexandr Ostonen

Task 2.4 Equipment materials in recycling

Andritz: Christian Järnefelt, Juha Koskiniemi

Program history

FuBio JR1

FuBio Cellulose

Program history

FuBio JR1

FuBio Cellulose

Acel focus

FuBio JR1

FuBio Cellulose

ACel

Finnish Bioeconomy Cluster FIBIC Oy

ACel focus

FuBio JR1

FuBio Cellulose

ACel

Upscaling of spin capacities

Novel ILs

Solvent recovery

Identification of degradation products

IL Purification

Session 2: Recycling of ionic liquids

Industry view

Kari Kovasin, Metsä Fibre

Distillation of ionic liquid-water systems

Ville Alopaeus, Aalto University

Cellulose dissolution capabilities and stabilities of ACel ionic liquids

Alistair King, University of Helsinki

Questions and discussion