Ama-polyamine, kuvame ukufushaniswa njenge-PA, yisigaba sezinto eziphilayo eziqukethe amaqembu amaningi we-Amino. Lawa ma-molekyuli ahlukahlukene athola izicelo ezahlukahlukene ezivela ezimbonini ezahlukahlukene, ngokuhambisana okuphawulekayo emkhakheni wokwelashwa kwamanzi. Abakhiqizi bamakhemikhali bamanzi badlala indima ebalulekile ekuhlanganiseni izinzuzo zama-polyamine ukuze kuqinisekiswe ukuhlinza nokuphepha kwezinsizakusebenza zamanzi.
Isicelo esisodwa esibalulekile sama-polyamines asendaweni yokwelashwa kwamanzi. Abakhiqizi bamakhemikhali bamanzi basebenzisa ama-polyamine njengama-coabulants kanye nama-flocculants ekuhlanzeni kwamanzi. Ama-polyamines asebenza ngempumelelo ekususeni ukungcola, izinhlayiya ezimisiwe, nezinto ze-colloidal ezivela emanzini, ngaleyo ndlela zithuthukise ikhwalithi yazo. Amandla we-polyamines ukwakha izakhiwo ezinokungcola ezisiza ukususwa kwazo ngokusebenzisa kwezulu noma okuhlanganisiwe, okuholela emanzini acwengekileyo nawo aphephile.
Ngokwesimo sokwelashwa kwamanzi, ama-polyamine anikela ngokusebenza kahle kwenqubo yokwelashwa ngokuthuthukisa ukwakheka kwama-flocs amakhulu nama-denser. Lesi singculazi esigabeni sedimentation kanye nezindawo zokuhlunga, okwenza kube lula ukuhlukanisa ukungcola emanzini.Abakhiqizi bamakhemikhali bamanziThola izakhiwo ezihlukile ze-polyamines ukwengeza amandla okuhlangana nezinqubo, uqinisekisa ukukhiqizwa kwamanzi okuhlangabezana namazinga ekhwalithi aqinile.
Ama-polyamine abuye adlale indima ebalulekile ezimbonini ezibandakanya ukuqeda insimbi nokukhetha i-electroplating. Kulezi zicelo, ama-polyamine asebenza njengama-ejenti abumbanayo akha izakhiwo ezizinzile ezine-ion yensimbi. Le mpahla ibalulekile ekuvikeleni imvula ye-metal hydroxides, engaholela ezindabeni zokusebenza kanye nokukhathazeka kwemvelo. Abakhiqizi bamakhemikhali bamanzi bafaka ama-polyamine ekwakhiweni kwabo ukubhekana nezinselelo ezihambisana nezisebenzi eziqukethe insimbi.
Ngokwengeziwe, ama-polyamine athola izinhlelo zokusebenza kwezolimo njengabalawuli bokukhula kwezitshalo. Umthelela wabo omuhle ekuthuthukisweni kwezitshalo, izimbali, kanye nezithelo kuholele ekusebenziseni kwazo ekuthuthukiseni isivuno sezitshalo kanye nekhwalithi. Ngokuthonya izinqubo ezahlukahlukene zomzimba ezitshalweni, ama-polyamine anikela ngenjongo yokubekezelela ukucindezela okuthuthukile nokuqina okuphelele. Abalimi kanye nabaqeqeshi bezolimo bathembela kuma-polyamines ukwenza ngcono izimo zokukhula kanye nokukhiqiza kwezilimo.
YeboKhonza njengendawo eguquguqukayo enezicelo esebenzisa ukwelashwa kwamanzi, ukuqeda insimbi, nezolimo. Iqhaza labo ekubambeni, ekudleni, kanye nokwakheka okuyinkimbinkimbi kubenza bagxile kubakhiqizi bamakhemikhali bamanzi, bafaka isandla ekukhiqizweni kwamanzi ahlanzekile nephephile. Izicelo ezahlukahlukene zama-polyamines zigcizelela ukubaluleka kwazo ekubhekaneni nezinselelo ezimbonini ezahlukahlukene, zibonisa amandla azo ekuhlolweni okuqhubekayo kanye nokwenza izinto ezintsha.
Isikhathi sePosi: Feb-23-2024