Updated: 2012-04-10

PFI has developed and applied advanced depicting techniques and analysing tools for 2D and 3D characterisation of microfibrillated cellulose, fibre, paper and composite structures. The methods will facilitate improvements of the final products and the understanding of their properties.

Contact: Gary Chinga Carrasco.

Selected methods:

Fibre:
Fibre cross-sectional characteristics. PFI-method
Fibre external fibrillation. PFI-method
Fibre surface structures. PFI-method
Fibre dimensions after maceration (STFI FiberMaster). PFI-method
Wiremarks. PFI-method
Dirt specks. PFI-method
Optical formation. PFI-method
Fibre orientation – Z-direction (splitting). PFI-method
Surface structure – filler spatial distribution. PFI-method
Surface structure – surface roughness (laser profilometry). PFI-method
Paper cross-sectional analysis:
Roughness. PFI-method
Filler distribution in the z-direction. PFI-method
Density distribution. PFI-method
Fines distribution. PFI-method
Coating structures:
Coating structure. PFI-method
Surface structure. PFI-method
Dimensional stability:
Fluting. PFI-method
Cockling. PFI-method
Cold-set print quality. PFI-method
Half tone dot quality. PFI-method
Mottling. PFI-method
Picking. PFI-method
Ink coverage. PFI-method
Whiskering. PFI-method
Novel materials:
Characterisation of nanocellulose PFI-method
Fibre-reinforced composite materials. PFI-method