Izixazululo zamakhemikhali ziyizinto ezincibilikisa isizini, okuholela kwikhambi. Badlala indima ebalulekile emikhakheni ehlukahlukene, kufaka phakathi amakhambi, upende, ukumboza kanye nemikhiqizo yokuhlanza. Ukuguquguquka okuhlukahlukene kwamakhemikhali kukwenza ukuba kubaluleke kakhulu kuzo zombili izilungiselelo zezimboni nakwelabhoratri.
Enye yemisebenzi eyinhloko ye-solvents yamakhemikhali ukwenza lula ukusabela kwamakhemikhali. Embonini yezemithi, ngokwesibonelo, ama-solvents asetshenziselwa ukukhipha izithako ezisebenzayo ezintweni zokwenziwa eziluhlaza, eqinisekisa ukuthi imishanguzo iyasebenza futhi iphephile ukusetshenziswa. Izixazululo ezijwayelekile kulo mkhakha zihlanganisa i-ethanol, i-methanol kanye ne-acetone, ngamunye akhethelwe amandla abo okuncibilikisa amakhompiyutha athile.
Kumkhakha we-Paint kanye ne-Coatings, izixazululo zamakhemikhali zibalulekile ekufezekiseni ukuvumelana okudingayo kanye nezicelo zesicelo. Basiza ekunciphiseni upende, okuvumela uhlelo lokusebenza olubushelelezi kanye nezikhathi zokumisa ngokushesha. I-Solvents enjenge-toluene ne-xylene isetshenziswa kaningi, kepha amakhompiyutha awo aguquguqukayo (ama-Vocs) angabeka izingozi zemvelo nezempilo. Ngenxa yalokhu, kukhona inkambiso ekhulayo ekuthuthukisweni kwama-solvents aphansi namanzi.
Ngaphezu kwalokho, izimbumbulu zamakhemikhali zibalulekile ekuhlanzeni imikhiqizo, lapho zisiza khona ukuncibilikisa amafutha, amafutha, nezinye izinto ezingcolile. Ama-solvents afana notshwala be-isopropyl kanye ne-ethyl acetate ajwayele ukutholakala ezihlalweni zasekhaya nezimboni, azibenze ziphumelele ekugcineni inhlanzeko nokuhlanzeka.
Kodwa-ke, ukusetshenziswa kwama-solvents amakhemikhali akunazinselelo. Izixazululo eziningi zendabuko ziyingozi, eziholela kwimithetho eqinile ephathelene nokusebenzisa nokulahlwa kwazo. Lokhu kuye kwashukumisela abacwaningi futhi abakhiqizi ukuthi bafune ezinye izindlela eziphephile, njengezixazululo ezisuselwa ku-bio ezisuselwa kwizisetshenziswa ezingavuselelwa.
Ekuphetheni, izixazululo zamakhemikhali ziyizakhi ezibalulekile ezimbonini ezahlukahlukene, okwenza izinqubo ezisukela ekusungulweni kwezidakamizwa ekuhlanzeni komhlaba. Njengoba izinketho eziphephile nezinzile kakhulu zikhula, ikusasa lama-solvents amakhemikhali cishe lizobona izinto ezintsha ezihlose ukunciphisa umthelela wezemvelo ngenkathi zigcina ukusebenza ngempumelelo.
Isikhathi sePosi: Jan-07-2025