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Naslov:Atrazine removal by covalent bonding to piperazine functionalized PolyHIPEs
Avtorji:ID Pulko, Irena (Avtor)
ID Kolar, Mitja (Avtor)
ID Krajnc, Peter (Avtor)
Datoteke:URL http://dx.doi.org/10.1016/j.scitotenv.2007.06.032
 
Jezik:Angleški jezik
Vrsta gradiva:Neznano
Tipologija:1.01 - Izvirni znanstveni članek
Organizacija:FKKT - Fakulteta za kemijo in kemijsko tehnologijo
Opis:The removal of atrazine from water by a solid phase extraction technique usinginsoluble polymers is described. Porous crosslinked polymers bearing piperazine moieties were prepared in a one step reaction from the precursor 4-nitrophenylacrylate incorporating polymers (PolyHIPE type prepared by the polymerization of the continuous phase of a high internal phase emulsion and polymer beads prepared by suspension polymerization). Polymers were applied tosequester atrazine from aqueous solutions with a concentration of 33 ppb andirreversible covalent bonding to the polymers was achieved. GC/MS/MS was used to monitor the dynamics of atrazine uptake and it was found that almost complete removal of atrazine was acomplished with an excess of polymer after 48 hours at room temperature. For comparison, polymer beads of identical chemistry but lower porosity were also used and showed significantly slower action (near complete removal after 72 hours).
Ključne besede:polymer supports, polymer scavengers, monoliths, emulsion polymerisation, solid-phase synthesis
Leto izida:2007
PID:20.500.12556/DKUM-25952 Novo okno
UDK:547:678
COBISS.SI-ID:11508246 Novo okno
ISSN pri članku:0048-9697
NUK URN:URN:SI:UM:DK:S8GFDVNS
Datum objave v DKUM:31.05.2012
Število ogledov:2624
Število prenosov:105
Metapodatki:XML DC-XML DC-RDF
Področja:Ostalo
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Vaša ocena:Ocenjevanje je dovoljeno samo prijavljenim uporabnikom.
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Gradivo je del revije

Naslov:Science of the total environment
Skrajšan naslov:Sci. total environ.
Založnik:Elsevier
ISSN:0048-9697
COBISS.SI-ID:26369024 Novo okno

Sekundarni jezik

Jezik:Angleški jezik
Ključne besede:polimerni nosilci, polimerni lovilci, monolitni polimeri, emulzijska polimerizacija, sinteza na trdni fazi


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