I-Hydroxypropyl Methylcelceltulose (HPMC) yi-polymer esetyenziswe ngokubanzi kwimizi-mveliso eyahlukeneyo, kubandakanya amayeza, ukutya, ukwakhiwa kwayo, ngenxa yomhlaba ocociweyo, kunye nezinto ezenziweyo zefilimu. Nangona kunjalo, ifuthe lendalo esingqongileyo le-HPMC, ngakumbi i-biodegradion yayo, iphakamise inkxalabo.
I-1.BioDodeorgradition ye-HPMC
I-HPMC biodeodradation ibhekisele ekuqhekekeni kweemolekyuli ze-HPMC kwimigqaliselo elula, imisebenzi engekhoyo, okanye iinkqubo ze-abiiotic ngokuhamba kwexesha. Ngokungafaniyo namatye athile okuthetha okuqhubeka kwindalo esingqongileyo okanye kwiinkulungwane, i-HPMC ibonisa ngokukhawuleza i-biodegrading ephithizekileyo. Izinto zokuphembelela i-HPMC bi biodegradio iquka iqondo lobushushu, ukufuma, iPH, kunye nobukho bamantshontsho.
Impembelelo ye-2.sol
I-biodegradition ye-HPMC emhlabeni inokuba nefuthe kumgangatho womhlaba kunye nokuchuma. Izifundo zibonakalise ukuba i-HPMC inokusebenza njenge-carbon kunye nemithombo yamandla kwii-microorganism zomhlaba, ukukhuthaza umsebenzi wentsholongwane kunye nokuphucula umxholo wezinto eziphilayo. Nangona kunjalo, ukuqokelela ngokugqithileyo kwe-HPMC kumhlaba kunokuguqula uluntu lwentsholongwane kunye neenkqubo zokuhamba ngebhayisikile zesondlo, ezinokubakho ekungalinganiyo kwindalo yendalo. Ukongeza, iimveliso ze-HPMC zinokuchaphazela umhlaba pH kunye nokufumaneka kwesondlo, ukuchaphazela ukukhula kwezityalo kunye nokuchuma komhlaba.
3.Wenzi
I-HPMC biodeodetion ikwachaphazela indawo yasemanzini ye-HPMC, ngakumbi kwiindawo apho iimveliso ze-HPMC zichithwe okanye zikhutshwe kwimizimba yamanzi. Ngelixa i-HPMC inyibilikisiwe emanzini kwaye inokusasazeka ngokulula kwiinkqubo ze-Aquatic, i-Kineemition yayo ye-biedegrading ingahluka ngokuxhomekeke kubushushu bamanzi, amanqanaba e-OCYgen, kunye neentsholongwane. I-biodegradition ye-HPMC e-HPMC emanzini inokubangela ukukhululwa kwekharbon kunye nezinye izinto zezinto eziphilayo, zibangela iiparamitha ezisemgangathweni ezifana namanqanaba eoksijini, i-biochenical ye-oxygen ye-oxygen (kunye nokugxininiswa kwesondlo. Ngaphaya koko, iimveliso zokuphelisa i-HPMC zinokunxibelelana nezinto eziphilayo, ezinokubangela impilo yabo yempilo kunye ne-ecosystem.
4.Ecosystem Impact
Impembelelo zokusingqongileyo ye-HPMC bioderading yandise ngaphaya komhlaba kunye nezinto ezinamanzi ukuya kwiindawo ezinamandla ze-ecosystem. Njenge-upolymer ye-upolymer kwiimveliso ezahlukeneyo zabathengi, i-HPMC inokungena kwi-ecosystems yendalo, ye-aquatic isebenzisa iindlela ezininzi, kubandakanya ukubaleka kwezolimo, amanzi amdaka, kunye nokulahlwa kwenkunkuma eqinileyo. Ukusasazwa ngokubanzi kwe-HPMC kwi-ecosystems kumisa inkxalabo malunga nokuqokelelwa kwayo kunye nokuqhubeka kwematriki yendalo. Ngelixa i-HPMC ithathwa njengento enokuthathwa yi-biodegrade, irhafu kunye nobungakanani bonakaliso lwayo ngaphaya kweendlela ezahlukeneyo zendalo kunye neemeko, ezinokubakho ezinokubakho kwiimpembelelo zendalo esingqongileyo.
Iindlela zokufundisa
Ukunciphisa ifuthe lendalo esingqongileyo le-HPMC bi biodeododation, iindlela ezininzi zinokuphunyezwa:
Uyilo lwemveliso: Abavelisi banokuhlisa iimveliso ezisekwe kwi-HPMC nge-biodegradiance ngokuguqula ifomu ye-polymer okanye ukufakwa izongezo ezikhawulezayo.
Ulawulo lweNkunkuma: Ukulahla ngokufanelekileyo kunye nokurisayikilisha iimveliso ze-HPMC kunokunciphisa ukungcoliseka kwendalo nokukhuthaza ukubuyiswa kwezixhobo.
I-Biorediation: Iindlela zebhayilografi, ezinjengokuncitshiswa kwentsholongwane okanye i-phytorediation, inokuqeshwa ukukhawulezisa i-HPMC biodegradiation ye-HPMC yomhlaba ongcolisekileyo kunye neendawo ezinamanzi.
Amanyathelo olawulo: Iarhente kunye neearhente zolawulo zinokuphumeza imigaqo-nkqubo kunye nemigangatho ukukhuthaza ukusetyenziswa kweepolimes ezinobuhlobo kunye nokulawula ukulahlwa kweemveliso ze-HPMC.
I-biodegradition ye-HPMC inokuba nefuthe elibonakalayo lokusingqongileyo, ekuchaphazeleni umgangatho womhlaba, i-ecosystems yendalo, kunye neenkqubo ezibanzi ze-ecosysystem. Ngelixa i-HPMC ithathwa njengento enokuthathwa yi-biodegrade, imeko yayo yokusingqongileyo yendalo kwaye impembelelo ixhomekeke kwizinto ezahlukeneyo, kubandakanya iimeko zokusingqongileyo kunye nomsebenzi weentsholongwane. Ukunciphisa indawo yokusingqongileyo ye-HPMC, isebenzisana neentsebenziswano ezivela kumzi-mveliso, urhulumente, kunye namaziko ophando kufuneka aphuhlise izisombululo ezizinzileyo zoyilo lwemveliso, ulawulo lwenkunkuma kunye nolawulo lokusingqongileyo.
IXESHA LOKUQALA: NgoFebwe-18 ukuya kwi-1825