Structural analysis of Ioncell-F fibres from birch wood

Tutkimustuotos: Lehtiartikkelivertaisarvioitu

Standard

Structural analysis of Ioncell-F fibres from birch wood. / Asaadi, Shirin; Hummel, Michael; Ahvenainen, Patrik; Gubitosi, Marta; Olsson, Ulf; Sixta, Herbert.

julkaisussa: Carbohydrate Polymers, Vuosikerta 181, 01.02.2018, s. 893-901.

Tutkimustuotos: Lehtiartikkelivertaisarvioitu

Harvard

APA

Vancouver

Author

Asaadi, Shirin ; Hummel, Michael ; Ahvenainen, Patrik ; Gubitosi, Marta ; Olsson, Ulf ; Sixta, Herbert. / Structural analysis of Ioncell-F fibres from birch wood. Julkaisussa: Carbohydrate Polymers. 2018 ; Vuosikerta 181. Sivut 893-901.

Bibtex - Lataa

@article{73252eeacab245e79cdee1b6e932792d,
title = "Structural analysis of Ioncell-F fibres from birch wood",
abstract = "Quite recently, the Ioncell-F process, a novel and promising Lyocell fibre process, has been developed. The ionic liquid 1,5-diazabicyclo[4.3.0]non-5-enium acetate ([DBNH]OAc) utilized in this process, was identified as an excellent cellulose solvent for dry-jet wet fibre spinning. Fibres spun from cellulose-[DBNH]OAc solution have shown excellent mechanical properties. Herein, various structural features of these ionic liquid-based fibres were analyzed and correlated with their mechanical properties. The highest slope of tenacity increase of these Ioncell-F fibres (from birch wood) observed at low draw ratios (DRs), while a continuous but slower increase occurs to partly very high draws. The improvements in the mechanical properties do not seem to correlate with changes in the crystallite size or the crystalline orientation based on wide-angle X-ray scattering (WAXS) results. More significant differences were seen for the sample crystallinity, the amorphous orientation (measured by birefringence), the orientation of the voids, the specific surface (measured by small-angle X-ray scattering (SAXS)), and the sorption/desorption properties of the fibres.",
keywords = "Cellulose structure, Ioncell-F, Regenerated cellulose fibres, X-ray scattering",
author = "Shirin Asaadi and Michael Hummel and Patrik Ahvenainen and Marta Gubitosi and Ulf Olsson and Herbert Sixta",
note = "| openaire: EC/H2020/646226/EU//Trash-2-Cash",
year = "2018",
month = "2",
day = "1",
doi = "10.1016/j.carbpol.2017.11.062",
language = "English",
volume = "181",
pages = "893--901",
journal = "Carbohydrate Polymers",
issn = "0144-8617",

}

RIS - Lataa

TY - JOUR

T1 - Structural analysis of Ioncell-F fibres from birch wood

AU - Asaadi, Shirin

AU - Hummel, Michael

AU - Ahvenainen, Patrik

AU - Gubitosi, Marta

AU - Olsson, Ulf

AU - Sixta, Herbert

N1 - | openaire: EC/H2020/646226/EU//Trash-2-Cash

PY - 2018/2/1

Y1 - 2018/2/1

N2 - Quite recently, the Ioncell-F process, a novel and promising Lyocell fibre process, has been developed. The ionic liquid 1,5-diazabicyclo[4.3.0]non-5-enium acetate ([DBNH]OAc) utilized in this process, was identified as an excellent cellulose solvent for dry-jet wet fibre spinning. Fibres spun from cellulose-[DBNH]OAc solution have shown excellent mechanical properties. Herein, various structural features of these ionic liquid-based fibres were analyzed and correlated with their mechanical properties. The highest slope of tenacity increase of these Ioncell-F fibres (from birch wood) observed at low draw ratios (DRs), while a continuous but slower increase occurs to partly very high draws. The improvements in the mechanical properties do not seem to correlate with changes in the crystallite size or the crystalline orientation based on wide-angle X-ray scattering (WAXS) results. More significant differences were seen for the sample crystallinity, the amorphous orientation (measured by birefringence), the orientation of the voids, the specific surface (measured by small-angle X-ray scattering (SAXS)), and the sorption/desorption properties of the fibres.

AB - Quite recently, the Ioncell-F process, a novel and promising Lyocell fibre process, has been developed. The ionic liquid 1,5-diazabicyclo[4.3.0]non-5-enium acetate ([DBNH]OAc) utilized in this process, was identified as an excellent cellulose solvent for dry-jet wet fibre spinning. Fibres spun from cellulose-[DBNH]OAc solution have shown excellent mechanical properties. Herein, various structural features of these ionic liquid-based fibres were analyzed and correlated with their mechanical properties. The highest slope of tenacity increase of these Ioncell-F fibres (from birch wood) observed at low draw ratios (DRs), while a continuous but slower increase occurs to partly very high draws. The improvements in the mechanical properties do not seem to correlate with changes in the crystallite size or the crystalline orientation based on wide-angle X-ray scattering (WAXS) results. More significant differences were seen for the sample crystallinity, the amorphous orientation (measured by birefringence), the orientation of the voids, the specific surface (measured by small-angle X-ray scattering (SAXS)), and the sorption/desorption properties of the fibres.

KW - Cellulose structure

KW - Ioncell-F

KW - Regenerated cellulose fibres

KW - X-ray scattering

UR - http://www.scopus.com/inward/record.url?scp=85035072866&partnerID=8YFLogxK

U2 - 10.1016/j.carbpol.2017.11.062

DO - 10.1016/j.carbpol.2017.11.062

M3 - Article

VL - 181

SP - 893

EP - 901

JO - Carbohydrate Polymers

JF - Carbohydrate Polymers

SN - 0144-8617

ER -

ID: 17034834