Evidence map›Paper›PMID 40415827›Full record

ArticleACS omega2025

Regenerated Cellulose Filaments from the Recycling of Textile Cotton Waste Using Ionic Liquids.

Beatriz Barbosa de Brito, Beatriz Krüger, Lucas Souza da Silva, Cintia Marangoni, Andrea Cristiane Krause Bierhalz

Abstract read
In one paragraph

Article in ACS omega, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Beatriz Barbosa de BritoDepartment of Textile Engineering, Federal University of Santa Catarina, UFSC, João Pessoa 2750, Blumenau 89036-256, Santa Catarina, Brazil.
Beatriz KrügerDepartment of Textile Engineering, Federal University of Santa Catarina, UFSC, João Pessoa 2750, Blumenau 89036-256, Santa Catarina, Brazil.
Lucas Souza da SilvaDepartment of Textile Engineering, Federal University of Santa Catarina, UFSC, João Pessoa 2750, Blumenau 89036-256, Santa Catarina, Brazil.
Cintia MarangoniDepartment of Chemical Engineering and Food Engineering, Federal University of Santa Catarina, UFSC, Eng. Agronômico Andrei Cristian Ferreira s/n, Florianópolis 88040-900, Santa Catarina, Brazil.
Andrea Cristiane Krause BierhalzDepartment of Textile Engineering, Federal University of Santa Catarina, UFSC, João Pessoa 2750, Blumenau 89036-256, Santa Catarina, Brazil.ORCID https://orcid.org/0000-0002-7133-1590

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In this study, cellulose filaments were obtained from the dissolution of an industrial cotton residue in the ionic liquids (ILs) 1-ethyl-3-methylimidazolium chloride ([Emim]-Cl) and 1-ethyl-3-methylimidazolium acetate ([Emim]-OAc) using dimethyl sulfoxide (DMSO) as the cosolvent. Cellulose regeneration was carried out in water or ethanol coagulation baths, and the effect of IL and coagulant on the degree of polymerization (DP), morphology, crystallinity, and thermal and mechanical properties was evaluated. Both ILs promoted the complete dissolution of cellulose, with the process in [Emim]-OAc occurring faster and with less fiber swelling. The obtained filaments exhibited a homogeneous appearance and a dense morphology, and it was noted that the optical brightener present in the cotton residue was maintained in the filament composition. The dissolution and regeneration processes promoted the depolymerization of cellulose, with significant differences between the ILs and the coagulant. The highest depolymerization was observed for the filaments resulting from the dissolution in [Emim]-Cl. X-ray diffraction analysis indicated a change in the crystalline structure of cellulose I of the residue to an amorphous structure in the filaments, except for the filament from dissolution in [Emim]-OAc and coagulation in ethanol, which presented a type II cellulose structure. Thermal stability was reduced for all filaments, with the lowest degradation temperature observed for the filament from dissolution in [Emim]Cl and coagulation in ethanol. This filament also obtained inferior mechanical properties as a result of low DP and crystallinity. The elastic modulus of the other filaments (10-13 GPa) was similar to that of regenerated fibers such as viscose and modal. Among the IL-coagulant systems evaluated, [Emim]-OAc-ethanol resulted in the most promising mechanical, thermal, and morphological properties.

Identifiers

PMID40415827
PMCPMC12096205

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