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Title:Presence of dioxins in textile dyes and their fate during the dyeing process
Authors:ID Križanec, Boštjan (Author)
ID Majcen Le Marechal, Alenka (Author)
ID Vončina, Ernest (Author)
ID Brodnjak-Vončina, Darinka (Author)
Files:.pdf Acta_Chimica_Slovenica_2005_Krizanec_et_al._Presence_of_dioxins_in_textile_dyes_and_their_fate_during_the_dyeing_processes.pdf (120,96 KB)
MD5: 2C062A67D0DFB37DE5C68F03ED5015EF
 
URL http://acta-arhiv.chem-soc.si/52/52-2-111.pdf
 
Language:English
Work type:Scientific work
Typology:1.01 - Original Scientific Article
Organization:FKKT - Faculty of Chemistry and Chemical Engineering
Abstract:Considerable levels of highly toxic polychlorinated dibenzo-p-dioxins (PCCDs) and polychlorinated dibenzofurans (PCDFs) were determined in two among the sixanalysed disperse textile dyes. The dioxin homologue profile of these dyes was similar to that found in some environmental and industrial samples, connected with the textile industry. Dyes contaminated with dioxins were further used in industrial polyester dyeing processes at laboratory scale. We observed the changes in dioxin contents, dioxin transformations and their distribution during the textile dyeing process. After the dyeing and textile finishing processes the content of dioxins was up to fifteen times higher. More than 85% of the total dioxin content was found in dyed polyester. Other 15% was discharged with waste dye bath. Our results confirmed that the presence of dioxins in some textile dyes may be a significant source regardinghuman exposure and environmental contamination.
Keywords:textile dyeing, textile dyes, dioxins, furans, formation, polychlorinated dibenzofurans, polychlorinated dibenzo-p-dioxins
Publication status:Published
Publication version:Version of Record
Year of publishing:2005
Number of pages:str. 111-118
Numbering:Letn. 52, št. 2
PID:20.500.12556/DKUM-53001 New window
ISSN:1318-0207
UDC:543.6:547.84:667
ISSN on article:1318-0207
COBISS.SI-ID:9647382 New window
NUK URN:URN:SI:UM:DK:8PNGXSQ7
Publication date in DKUM:10.07.2015
Views:1679
Downloads:288
Metadata:XML DC-XML DC-RDF
Categories:Misc.
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Record is a part of a journal

Title:Acta Chimica Slovenica
Shortened title:Acta Chim. Slov.
Publisher:Slovensko kemijsko društvo
ISSN:1318-0207
COBISS.SI-ID:14086149 New window

Licences

License:CC BY 4.0, Creative Commons Attribution 4.0 International
Link:http://creativecommons.org/licenses/by/4.0/
Description:This is the standard Creative Commons license that gives others maximum freedom to do what they want with the work as long as they credit the author.
Licensing start date:10.07.2015

Secondary language

Language:Slovenian
Abstract:Dioksine predstavljata skupini toksičnih obstojnih spojin polikloriranih dibenzo-p-dioksinov in polikloriranih dibenzofuranov. V okviru naših raziskav smo preverili prisotnost dioksinov v tekstilnih barvilih. Analizirali smo šest vzorcev tekstilnih barvil. V dveh vzorcih tekstilnih disperznih barvil smo določili znatne vsebnosti dioksinov. Porazdelitev dioksinov v teh vzorcih barvil je podobna porazdelitvi dioksinov določeni v nekaterih vzorcih povezanih s tekstilno industrijo. Barvila, ki vsebujejo dioksine smo uporabili v poizkusih barvanja in spremljali spremembe v porazdelitvi in koncentraciji dioksinov skozi postopek barvanja. Masna bilanca dioksinov v postopku barvanja pokaže povečanje vsebnosti dioksinov, medtem ko ostaja njihova porazdelitev nespremenjena. Pri barvanju pri visokih temperaturah in v alkalnem mediju nastajajo dioksini iz prekurzorskih (predhodnih) spojin. Več kot 85% celotne vsebnosti dioksinov smo določili v vzorcih obarvanega poliestra. Preostalih 15% smo določili v odpadni barvalni kopeli. Rezultati raziskav dokazujejo, da prisotnost dioksinov v nekaterih tekstilnih barvilih predstavlja znaten doprinos k vsebnosti teh spojin v širšem okolju.
Keywords:barvanje tekstilij, tekstilna barvila, dioksini, furani, nastanek dioksinov


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