reŢinerea ionului de zn(ii) din soluŢii apoase sintetice pe chitosan

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  • 7/28/2019 REINEREA IONULUI DE Zn(II) DIN SOLUII APOASE SINTETICE PE CHITOSAN

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    \CBOC\CF B@OSMSB DC Xo.BB" DBO [@MSBBFQ@F[C [BOTCTBKC QC KNBT@[FO

    SOBYC\[BTFTCF Q@MBTCNOBKF LSKS\CTBIFKSMTFTCF DC KNBGBC FQMBKFT B TBBOF GFTC\BFMCM@\

    Gfstcr 8 Qr`tckbf k`osugft`rumub/ K`otr`mum kfmbtbb pr`duscm`r

  • 7/28/2019 REINEREA IONULUI DE Zn(II) DIN SOLUII APOASE SINTETICE PE CHITOSAN

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    Dft`rbt cicktcm`r oceftbvc pc kfrc mc frc fsuprf `refobsgcm`r vbb fpcmcrczbdufmc ku k`oboutdc gctfmc ercmc trclubc purbibkftc ofbotc dc f ib cvfkuftc ocgbsfrb/ Qcotru odcprtfrcf gctfmcm`r t`xbkc dbo s`mubbfp`fsc sc p`t fpmbkf `scrbc dc gct`dc kug fr ib- dc cxcgpmu8 sknbglum b`obk- `sg`zf bovcrs-fds`rlbf- k`gpmcxfrcf bprckbpbtfrcf/

    Fds`rlbf cstc gct`df kcf gfb cibkbcot b kcf gfb dcs utbmbzft pcotru

    odcprtfrcf gctfmcm`r ercmc dbo fpcmc rczbdufmc/ Kfrl`oum fktbv b rbobmckncmftbkc sknbglt`frc dc b`ob suot kcmc gfb dcs utbmbzftc b gfb cibkbcotcgftcrbfmc utbmbzftc pcotru rcbocrcf b`obm`r gctfmbkb dbo fpcmc rczbdufmc/ Ku t`ftck fkcstc gftcrbfmc suot utbmbzftc pc skfr mfre mf rcbocrcf b`obm`r gctfmbkb dbofpcmc rczbdufmc- cmc suot t`tub skugpc b kf urgfrc sc kfut gct`dc o`bfmtcroftbvc dc rcbocrc f b`obm`r gctfmbkb dbo fpcmc rczbdufmc/

    Ecocrfmbtb

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    [urscmc dc p`mufrc f fpcb sc p`t gprb o d`u kftce`rbb dbstboktc8 sursc `refobzftc- kfrc pr`duk gurdrbrcf o urgf cvfkurbb uo`r sulstfoc ofpc prbo botcrgcdbum uo`r bostfmfbb dcstboftc fkcstub sk`p8 kfofmbzrb urlfoc-

    cvfkurb dc mf bodustrbb sfu krcskt`rbb dc fobgfmc ctk/: sursc oc`refobzftc- kfrc pr`duk gurdrbrcf ock`otr`mft f uo`r sulstfoc ofpc- m`kfmbtb ir kfofmbzfrc ctk/

    Dup fkbuocf m`r o tbgp- surscmc dc p`mufrc sc p`t erupf o g`dumurgt`r8

    sursc dc p`mufrc pcrgfocotc: sursc dc p`mufrc ocpcrgfocotc: sursc dc p`mufrc fkkbdcotfmc/

    Dup g`dum dc ecocrfrc f p`murbb- surscmc dc p`mufrc sc p`t gprb o8 sursc dc p`mufrc ofturfmc:

    sursc dc p`mufrc frtbibkbfmc- dft`rftc fktbvbtbb `gumub- kfrc mf rodum m`r p`t ibsuldbvbzftc o8 fpc uzftc b dcp`zbtc dc dccurb

    Ecocrfmbtb

  • 7/28/2019 REINEREA IONULUI DE Zn(II) DIN SOLUII APOASE SINTETICE PE CHITOSAN

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    o ecocrfm- surscmc dc p`mufrc f fpcb ku gctfmc ercmc sc gpfrt o surscocpuoktufmc .sursc ofturfmc" b sursc puoktufmc .sursc fotr`pbkc"/ [urscmcocpuoktufmc bokmudc o prbokbpfmcmc pr`kcsc dc fmtcrfrc ec`m`ebk f sk`frcbtcrcstrcsfu f dcp`zbtcm`r gbocrfmc/ [urscmc puoktufmc dc p`mufrc fmc fpcb suot8 dccurbmcbodustrbfmc- dccurbmc dbo ferbkumturbdccurbmc knbgbkc/

    Qrczcof gctfmcm`r ercmc o scdbgcotcmc fkvftbkc rcprczbot ` pr`lmcgbgp`rtfot dbo d`u puoktc dc vcdcrc8 fkugumfrcf fkcst`rf o mfoum tr`ibk b fsticm o pctb b fmtc `refobsgc vbb dbo

    fp: tbgpum dc rczbstco gfrc fm fkcst`rf/Frscoum- scmcobum- stfobumbkr`gumi`rgcfz fob`ob t`xbkb pcotru `refobsgcmc dbo

    gcdbum fkvftbk/ Gctfmcm ercmc8 kuprum- zbokum b k`lfmtum suot cscobfmc pcotru`refobsgcmc vbb b fu r`m bgp`rtfot g pr`kcscmc lb`m`ebkc- iuokb`ood kf bkftfmbzft`rb pcotru gumtc iuokbuob cozbgftbkc sfu muod pfrtc mf i`rgfrcf

    ncg`em`lbocb/Xbokum .Xo*

  • 7/28/2019 REINEREA IONULUI DE Zn(II) DIN SOLUII APOASE SINTETICE PE CHITOSAN

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    o prczcot- pcotru cpurfrcf fpcm`r uzftc- rcspcktbv pcotru odcprtfrcf b`obm`r gctfmcm`rtrfozbb`ofmc dbo fkcstcf- sc p`t i`m`sb ` efgmfre dc gct`dc btcnobkb- kug fr ib8 prckbpbtfrcfknbgbk- sknbglum b`obk- fls`rlbf- tcnobkf gcglrfofr- cxtrfkbf- utbmbzfrcf p`mbgcrbm`r

    sbotctbkb/Qo o prczcot ou f i`stdcsk`pcrbt ` tcnobk dc rcbocrc f gctfmcm`r ercmc dbo fpc kfrc

    s ibc p`trbvbt 611#- ir f prczcotf bok`ovcobcotc dc obkb ` oftur/ D`gcobum cstc dcsknbskcrkctrbm`r- okcrkodu'sc o`b gct`dc b gftcrbfmc dc rcbocrc- o fifrf kcm`r kmfsbkc/ T`ftcgct`dcmc ougbtc gfb susprczbot ftt fvfotfhc ktbdczfvfotfhc/

    Qrckbpbtfrcf knbgbk ou frc k`sturb gfrb b cstc cibkbcot o odcprtfrcf rfpbd f uo`r

    kfotbtbgfrb dc b`ob gctfmbkb/ Dczfvfotfhum fkcstcb gct`dc m rcprczbot ifptumk ou p`ftc ibfpmbkft o kfzumcxbstcocbuocbkfotbtbgbkb dc b`ob gctfmbkb o fpcmc rczbdufmc/ Qrckbpbtfrcf mfnbdr`xbd cstc gct`df k`ovcob`ofm pcotru cmbgbofrcf gctfmcm`r ercmc- dfr pr`kcdcumecocrcfz rczbduurb pcrbkum`fsc/

    [knbglum b`obk p`ftc ib fpmbkft pcotru rcdukcrcf k`okcotrfbbm`r dc b`ob gctfmbkb o fpcmcrczbdufmc po mf vfm`rb dc `rdboum ppg- dfrprczbot dczfvfotfhum tbgpumub dcstum dc gfrcockcsfr cickturbb sknbglumub b`obk/ @ tcno`m`ebc fmtcroftbv trclubc s ibc kfpflbm s

    rckupcrczc gctfmcmc ercmc- s ibc scmcktbvbspcrgbt rckbkmfrcf pr`dusumub o pr`kcs/

    Gct`dc kmfsbkc dc

    odcprtfrc f b`obm`rgctfmcm`r ercmc

  • 7/28/2019 REINEREA IONULUI DE Zn(II) DIN SOLUII APOASE SINTETICE PE CHITOSAN

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    Qcotru scpfrfrcf b`obm`r gctfmbkb sc p`ftc rcfmbzf k`glbofrcf f d`u pr`kcscdc scpfrfrc- dc cxcgpmu k`gpmcxfrcf b`obm`r gctfmbkb dc ktrc p`mbgcrb- urgft dc

    umtrfibmtrfrcf fkcst`rf ku fhut`rum gcglrfocm`r ku scmcktbvbtftc fdckvft/ o umtbgbbfob s'fu cicktuft studbb ougcr`fsc pc p`mbgcrb kfrc p`t k``rdbof b`ob gctfmbkb/Kfpfkbtbmc dc k`gpmcxfrc fmc p`mbgcrbm`r suot utbmbzftc o knbgbf oukmcfr-cmcktr`knbgbc- nbdr`gctfmurebc bknbfrpr`tckbf gcdbumub fglbfot/

    Kncmftbzfrcf .kbkmbzfrcf prbo mceturbk``rdboftbvc " rcprczbot ` gct`d botcosstudbft o mfl`rft`r- dfr kfrc ou frc okfpmbkfbbbodustrbfmc bgp`rtfotc/ [knbglum

    b`obk prbo kncmftbzfrcprczbot fvfotfhumkprczcof strukturbm`r trbdbgcosb`ofmc fmcg`mckumcm`r pcrgbtc kncmfrcf fougbt`r b`ob gctfmbkb ku v`mugc spckbibkc- knbfr oprczcof uo`rkfotbtbgfrb fb fmt`r b`ob gctfmbkb o s`mubc/Fkcfstkfrfktcrbstbk fsknbglt`rbm`rdc b`ob ku pr`prbctb dc kncmfrc p`ftc ib fpmbkft mf odcprtfrcfb`obm`r gctfmcm`r t`xbkc dbo fpcmc rczbdufmc o prczcof b`obm`r gctfmcm`r kc ou fucicktc oceftbvc fsuprf gcdbumubbkfrc p`t ibcvfkufb o gcdbu/ Socmc dbotrc kcmc

    gfb cibkbcotc gftcrbfmc kc prczbot sknbgl b`obk suot lb`p`mbgcrbb/ Stbmbzfrcflb`p`mbgcrbm`rprczbot bgp`rtfo bodustrbfm- prbotrc fmtcmc- dft`rbt kfpfkbtbbfkcst`rf dc f rcboc b`obb gctfmbkb trfozbb`ofmb knbfr b o k`okcotrfbbdc `rdboumppg/

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    odcprtfrcf urgcm`r dc b`ob fb gctfmcm`r ercmc utbmbzod dbicrbtc gftcrbfmc

    ofturfmc cstc uof dbotrc kcmc gfb bcitboc bu`rdc rcfmbzft gct`dc/ Dc mf prbgfbotr`dukcrc kf g`dfmbtftc dc odcprtfrc f gctfmcm`r ercmc- krluocmc fktbv f i`stbodulbtflbm kcm gfb p`pumfrbrspodbtfds`rlfot o fpmbkfbbmc dc trftfrc f fpcm`rk`otfgboftc/

    Dft`rbt pr`lmcgcm`rgcob`oftc fotcrb`r- o umtbgbb fob fu i`st botcosbibkftckcrkctrbmc ku prbvbrc mf esbrcf uo`r fmtcroftbvc gfb bcitboc dcktkrluocmc fktbv/

    Ftcobf f i`sti`kfmbzft fsuprf dbvcrbm`rfds`rlfob- kfrc fu kfpfkbtbdc mcefrcf b`obm`r gctfmbkbbkfrc suot kfpflbmbsrcbo gctfmcmc ercmc ocd`rbtc dbo fpcmck`otfgboftc- mf uo prcskzut/ Dft`rbt k`stumubskzutbf kfotbtbm`r rbdbkftc-gftcrbfmcmc ofturfmc prckug knbt`sfoum- zc`mbbb- frebmf- fougbbpr`dub rczbdufmbdbo dbvcrsc pr`kcsc bodustrbfmc prckug kcouf-krluocmcb`xbzbb suotkmfsbibkfbkf fds`rlfobbcitbob/

    Knbt`sfoum

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    Knbtbof cstc uoum dbotrc kcb gfb rspodbb lb`p`mbgcrb .i`rgft dbo uobtb dcfkctbmemuk`zfgbo" dbo oftur/ Qrbokbpfmcmc sursc k`gcrkbfmc dbo kfrc sc p`ftc `lbocknbtbof suot kfrfpfkcmc krflbm`r b krcvcbm`r- knbfr dfk b fmtc sursc kug fr iblb`gfsf kbupcrkbm`r sfu kutbkumcmc boscktcm`r sfu truoknbum kfmgfrbm`r p`t ib i`m`sbtc/ okfzum uo`r spckbb Guk`rfmcs- knbtbof cstc om`kubt dc knbt`sfo- uo p`mbgcr i`rgft dbouobtb dc emuk`zfgbo/ Sobtftcf strukturfm f knbtbocb cstc Ofkctbmemuk`zfgbof.erupf ON3 # sfu gfb gfrc/ Fkctbd`bk`gpub.knbtbof bknbt`sfoum"- k`gpmctfkctbmfbbknbt`sfoum k`gpmct dcfkctbmftp`t ibk`osbdcrfbdbo puokt dc vcdcrc knbgbk kf fofm`eb fb kcmum`zcb- o kfrc erupfrcf

    nbdr`xbm dc mf ft`gum fm d`bmcf dc kfrl`o f i`st om`kubt ku erupfrcf fkctfgbdf brcspcktbv ku eruprbfgbo`/

    [truktur knbgbk

    b pr`prbctb

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    So gckfobsg p`sblbm fm botcrfkbuobb dbotrc knbt`sfo b b`obb dc zbok cstcprczcotft o ibeurf 68

    Ibeurf 6/ [trukturb p`sblbmc fmc k`gpmckbm`r knbt`sfo'Xo

    I`rgfrcf k`gpmckbm`r gcob`ofb p`ftc ibdcskrbs pc lfzf tc`rbcb fkbd Mcwbs'lfz Mcwbs/

    B`obb dc zbok Xo

  • 7/28/2019 REINEREA IONULUI DE Zn(II) DIN SOLUII APOASE SINTETICE PE CHITOSAN

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    Dctcrgbofrcf tbgpumub- rcspcktbv f rfp`rtumub `ptbg dc k`otfkt f pr`kcsumubdc s`rlbc fm b`oumub dc Xo.BB" pc knbt`sfo- o vcdcrcf `lbocrbb rfodfgcotumub

    gfxbg/

    [k`pum mukrrbb

    \cfktbvb bfpfrfturknbt`sfoums`mubbsbotctbkc dc Xo.BB"/ bodbkft`r oceru Crb`kr`g Ts`mubbdc k`gpmcx`o BBB/s`mubc dc fg`obfk pcotru k`rcktfrcf pN'umubs`mubc tfgp`o utbmbzft mf tbtrfrcf k`gpmcx`o`gctrbk

    Fpfrftur lfm`foc k`tftc- pfnfrc Crmcogcycr b Lcrzcmbus- lburctc- lfenctc- pmobb- lfmfo

    fofmbtbk- nrtbc dc ibmtru lfodfmlfstr- dc p`r`zbtftc ;21- pmbtf cmcktrbk

    kr`o`gctru- snfjcr EIM ;163

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    G`dum dc mukruYfrbfbf tbgpumub dc k`otfkt f s`mubbm`rdc Xo.BB" ku knbt`sfoQcotru f putcf dctcrgbof tbgpum `ptbg dc k`otfkt o pr`kcsum dc s`rlbc fm b`oumub

    dc Xo.BB" pc knbt`sfo- sc vf vfrbf tbgpum dc k`otfkt otrc kcmc d`u ifzc/K`otfktfrcfo 2 pfnfrc Crmcogfycr sc botr`dukc uo v`mug dc 31 gm dc s`mubc dc Xo

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    Qrczcotfrcf rczumtftcm`r

    K`okcotrfbf zbokumub dbo s`mubf bobbfm b s`mubf ibofm sc dctcrgbo

    i`m`sbod i`rgumf .6"8

    W/Z611193412-1