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Yiziphi izinto ezisetshenziswa ama-surfactants ezibulala-zinambuzane?

Ekufakweni kwezibulala-zinambuzane, ukusetshenziswa okuqondile kwesithako esisebenzayo akuvamile. Amafomu amaningi ahlanganisa ukuxuba izibulala-zinambuzane nezithasiselo nezincibilikisi ukuze kuthuthukiswe ukusebenza kahle nokunciphisa izindleko. Ama-surfactants ama-adjuvants angukhiye akhulisa ukusebenza kwezibulala-zinambuzane ngenkathi ehlisa izindleko, ikakhulukazi ngokufakwa kwe-emulsification, ukukhihliza amagwebu/ukukhipha amagwebu, ukuhlakazeka, kanye nemiphumela yokumanzisa. Ukusetshenziswa kwazo kabanzi ekwenziweni kwezibulala-zinambuzane kubhalwe kahle. 

Ama-surfactants athuthukisa ukungezwani kobuso phakathi kwezingxenye kuma-emulsion, adala i-uniform kanye nezinhlelo zokuhlakazeka ezizinzile. Isakhiwo sazo se-amphiphilic-okuhlanganisa amaqembu e-hydrophilic kanye ne-lipophilic-yenza i-adsorption ezindaweni zamanzi zikawoyela. Lokhu kunciphisa ukungezwani kobuso futhi kunciphisa amandla adingekayo ekwakhekeni kwe-emulsion, ngaleyo ndlela kuthuthukise ukuzinza.

Ukusabalalisa izithako ezisebenzayo zesibulala-zinambuzane emanzini njengoba izinhlayiya ze-micro-scale zikhiqiza ukusebenza okuphezulu uma kuqhathaniswa nokunye ukwakheka. Ama-Emulsifiers athonya ngokuqondile ukuzinza kwe-emulsion yesibulala-zinambuzane, okubuye kunqume ukusebenza kwawo.

Ukuzinza kuyahlukahluka ngosayizi wamaconsi:

● Izinhlayiya <0.05 μm: Incibilikisiwe emanzini, izinze kakhulu.

● Izinhlayiya 0.05–1 μm: Ikakhulukazi incibilike, izinzile.

● Izinhlayiya 1–10 μm: Ukwehla kancane noma imvula ngokuhamba kwesikhathi.

● Izinhlayiya >10 μm: Kubonakala kumisiwe, azinzile kakhulu.

Njengoba izibulala-zinambuzane zithuthuka, ama-organophosphates anobuthi obuphezulu athathelwa indawo ezinye izindlela eziphephile, ezisebenza kahle kakhulu nezinobuthi obuphansi. Izinhlanganisela ze-Heterocyclic-njenge-pyridine, i-pyrimidine, i-pyrazole, i-thiazole, ne-triazole derivatives-ivame ukuba khona njengama-solids ane-solubility ephansi ku-solvents evamile. Lokhu kudinga ama-emulsifiers anoveli, asebenza kahle kakhulu, anobuthi obuphansi ekwakhiweni kwawo.

I-China, umholi wembulunga yonke ekukhiqizweni nasekusetshenzisweni kwezibulala-zinambuzane, ibike amathani ayizigidi ezingu-2.083 womkhiqizo wezibulala-zinambuzane wezinga lobuchwepheshe ngo-2018. Ukuqwashisa okukhulayo kwezemvelo kuye kwabangela isidingo sokwakheka kwekhwalithi ephezulu. Ngenxa yalokho, ucwaningo nokusebenzisa izibulala-zinambuzane ezinobungani nemvelo, ezisebenza kahle kakhulu sezithole ukuvelela. Ama-surfactants ekhwalithi ephezulu, njengezingxenye ezibalulekile, adlala indima ebalulekile ekuthuthukiseni ubuchwepheshe obuqhubekayo bezibulala-zinambuzane.

ama-surfactants ezibulala-zinambuzane


Isikhathi sokuthumela: Aug-13-2025