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Naslov:Cellulose nanofibrils-reinforced pectin membranes for the adsorption of cationic dyes from a model solution
Avtorji:ID Ojstršek, Alenka (Avtor)
ID Gorgieva, Selestina (Avtor)
Datoteke:.pdf polymers-16-00724-v2.pdf (5,33 MB)
MD5: 34CC64E85CD9C8A2453A7B313D819A14
 
URL https://www.mdpi.com/2073-4360/16/6/724
 
Jezik:Angleški jezik
Vrsta gradiva:Članek v reviji
Tipologija:1.01 - Izvirni znanstveni članek
Organizacija:FS - Fakulteta za strojništvo
Opis:In the presented research, a facile, one-step method for the fabrication of cellulose nanofibrils/pectin (CNFs/PC) membranes is described, which were tested further for their ability to remove cationic dyes from the prepared model solutions. For this purpose, ten membranes were prepared with different quantities of CNFs and PC with/without citric acid (CA) or CaCl2 as mediated crosslinking agents, and they were characterised comprehensively in terms of their physical, chemical, and hydrophilic properties. All the prepared CNFs/PC membranes were hydrophilic with a Water Contact Angle (WCA) from 51.23◦ (without crosslinker) up to 78.30◦ (CaCl2 ) and swelling of up to 485% (without crosslinker), up to 437% (CaCl2 ) and up to 270% (CA). The stability of membranes was decreased with the increase in PC; thus, only four membranes (M1, M2, M3 and M5) were stable enough in water after 24 h, and these were additionally applied in the adsorption trials, using two structurally different cationic dyes, i.e., C.I. Basic Yellow 28 (BY28) and C.I. Basic Blue 22 (BB22), in four concentrations. The highest total surface charge of M3 (2.83 mmol/g) as compared to the other membranes influenced the maximal removal efficiency of both dyes, up to 37% (BY28) and up to 71% (BB22), depending on the initial dye concentration. The final characteristics of the membranes and, consequently, the dye’s absorption ability could be tuned easily by changing the ratio between the CNFs and PC, as well as the type and amount of crosslinker.
Ključne besede:cellulose nanofibrils, pectin, cationic dyes, adsorption, dye removal
Status publikacije:Objavljeno
Verzija publikacije:Objavljena publikacija
Poslano v recenzijo:23.02.2024
Datum sprejetja članka:05.03.2024
Datum objave:07.03.2024
Založnik:MDPI
Leto izida:2024
Št. strani:13 str.
Številčenje:Vol. 16, iss. 6, [article no.] 724
Izvor:https://www.mdpi.com/2073-4360/16/6/724
PID:20.500.12556/DKUM-87353-22d3c844-bd5d-1f9b-c7d9-aa0553748d45 Novo okno
UDK:677.017:544.725/.726
COBISS.SI-ID:188367363 Novo okno
DOI:10.3390/polym16060724 Novo okno
ISSN pri članku:2073-4360
Datum objave v DKUM:12.03.2024
Število ogledov:320
Število prenosov:18
Metapodatki:XML DC-XML DC-RDF
Področja:Ostalo
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Skupna ocena:(0 glasov)
Vaša ocena:Ocenjevanje je dovoljeno samo prijavljenim uporabnikom.
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Gradivo je del revije

Naslov:Polymers
Skrajšan naslov:Polymers
Založnik:Molecular Diversity Preservation International
ISSN:2073-4360
COBISS.SI-ID:517951257 Novo okno

Gradivo je financirano iz projekta

Financer:ARIS - Javna agencija za znanstvenoraziskovalno in inovacijsko dejavnost Republike Slovenije
Številka projekta:P2-0118
Naslov:Tekstilna kemija in napredni tekstilni materiali

Licence

Licenca:CC BY 4.0, Creative Commons Priznanje avtorstva 4.0 Mednarodna
Povezava:http://creativecommons.org/licenses/by/4.0/deed.sl
Opis:To je standardna licenca Creative Commons, ki daje uporabnikom največ možnosti za nadaljnjo uporabo dela, pri čemer morajo navesti avtorja.

Sekundarni jezik

Jezik:Slovenski jezik
Ključne besede:celulozni nanofibrili, pektin, membrane, kationska barvila, adsorpcija, odstranjevanje barvil


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