izindaba

Ukusetshenziswa kweqembu le-surfactant

Ingxoxo yokusetshenziswa kweqembu le-surfactant entsha-hhayi nje into ehlanganisiwe, kodwa ezindaweni zayo eziyinkimbinkimbi kanye nezinhlelo zokusebenza-kumele ifake izici zomnotho ezifana nendawo engase ibe khona emakethe ye-surfactant.Ama-surfactants akha inqwaba yama-ejenti asebenza phezulu, kodwa iqembu lezinhlobo ezingaba ngu-10 kuphela ezakha imakethe ye-surfactant.Ukusetshenziswa okubalulekile kwenhlanganisela kungalindelwa kuphela uma ingeyaleli qembu.Ngakho-ke, ngaphandle kokuphumelela nokuvikeleka kwemvelo, umkhiqizo kufanele utholakale ngesisekelo sezindleko ezifanele, uma uqhathaniswa noma ube nenzuzo enkulu kunaleyo yama-surfactants asevele esungulwe emakethe.

Ngaphambi kuka-1995, i-surfactant ebaluleke kakhulu kuseyinsipho evamile, esetshenziswa izinkulungwane zeminyaka.ilandelwa i-alkylbenzene sulfonate kanye ne-polyoxyethylene alkyl ethers, zombili zimelelwe ngokuqinile kuzo zonke izinhlobo zokuhlanza, okuyindawo eyinhloko yokukhipha izinto ezisetshenziswayo.Nakuba i-alkylbenzene sulfonate ithathwa “njengehhashi lomsebenzi” lezihlanzi, i-alcohol sulfate enamafutha kanye ne-ether sulfate yizinto ezihamba phambili zokukhiqiza imikhiqizo yokunakekelwa komuntu siqu.Kusukela ezifundweni zohlelo lokusebenza kwatholakala ukuthi i-alkyl polyglucosides, phakathi kokunye, ingadlala indima kuyo yomibili le mikhakha.zingahlanganiswa namanye ama-nonionic surfactants ukuze kube nenzuzo ezinhlelweni zokuhlanza izingubo ezisindayo kanye nama-sulfate surfactants ezihlahleni ezilula, kanye nasezicelweni zokunakekela umuntu.Ngakho-ke, ama-surfactants angashintshwa ama-alkyl polyglucosides afaka phakathi i-alkylbenzene sulfonate eqondile kanye nama-surfactants e-sulfate, ngaphezu kokukhethekile okunenani eliphezulu okufana ne-betaine nama-amine oxides.

Isilinganiso samandla okushintsha ama-alkyl polyglucosides kufanele avumele izindleko zokukhiqiza, okuvela ukuthi zisebangeni eliphezulu phakathi kwama-surfactants e-sulfate.Ngakho-ke, i-alkyl polyglucosides izosetshenziswa ngesilinganiso esikhulu hhayi kuphela ngenxa "yamagagasi aluhlaza" nokukhathazeka kwemvelo kodwa futhi ngenxa yezindleko zokukhiqiza futhi njengoba kulindelekile ezindaweni eziningi ze-physicochemical, ukusebenza kwazo okuvelele emikhakheni eminingi yokusetshenziswa.

I-Alkyl polyglucosides izoba nentshisekelo noma kuphi lapho izinga lokushisa lingekho phezulu kakhulu futhi okuphakathi nendawo kungenayo i-asidi kakhulu ngenxa yokuthi ama-acetals esakhiwo sikashukela enza i-hydrolyze ibe utshwala obunamafutha kanye neglucose.ukuzinza kwesikhathi eside kunikezwa ku-40℃ naku-PH≥4.Ku-PH engathathi hlangothi ngaphansi kwezimo zokufafaza, amazinga okushisa afika ku-140℃ awawubhubhisi umkhiqizo.

I-Alkyl polyglucosides izothandeka ukuthi isetshenziswe nomaphi lapho ukusebenza kwayo okuhle kakhulu kwe-surfactant kanye nezakhiwo ezivumelana nemvelo zifiswa, okungukuthi, kwezimonyo nasemikhiqizweni yasendlini.kodwa ukungezwani kwazo okuphansi kakhulu kobuso, amandla aphezulu okuhlakaza, kanye nokukhihliza amagwebu okulawulwa kalula kubenza bathandeke ezinhlelweni eziningi zobuchwepheshe.ikhono lokusebenzisa i-surfactant alincikile nje kuphela ezintweni zayo kodwa nakakhulu ekusebenzeni kwayo uma kuhlanganiswe nezinye izinto ezisebenza emanzini.Ukuba ngama-anionic kancane, noma ama-betaine surfactants.Ukuvumela izenzakalo ze-clouding.zibuye zihambisane nama-cationic surfactants.

Ezimweni eziningii-alkyl polyglucosidesbabonise imiphumela evumayo ye-synergistic ngokuhlangana nabanye abasebenzisa i-surfactants, futhi ukusetshenziswa okungokoqobo kwale mithelela kubonakala kusibalo sezicelo zelungelo lobunikazi ezingaphezu kuka-500 kusukela ngo-1981.umsebenzi omncane kanye nezihlanzi ezisindayo;abahlanza inhloso yonke;izihlanzi ze-alkaline;imikhiqizo yokunakekelwa komuntu siqu njengama-shampoos, ama-gel okugeza, ama-lotions, nama-emulsions;ukuhlakazeka kwezobuchwepheshe okufana nokunamathisela kombala;ukwakheka kwama-foam inhibitors;demulsifiers;izinto zokuvikela izitshalo; okokugcoba; uketshezi oluwuketshezi;namakhemikhali okukhiqiza uwoyela, ukubala ambalwa.


Isikhathi sokuthumela: Dec-03-2021