Ukugcinwa kwamanzi kwe-hydroxypropylylylylylylylyl ether
Ukugcinwa kwamanzi kodaka olomile udaka kubhekisele emandleni odaka ukuze babambe futhi bakhiya amanzi. Lapho kuphakama i-viscoxyprotity ye-hydroxypropyll methylcellose ether, okungcono ukugcinwa kwamanzi. Ngoba isakhiwo se-cellulose siqukethe ama-hydroxyl kanye ne-ether ama-athomu kuma-athomu we-hydroxyl kanye ne-ether Bond amaqembu ahlangana nama-molecule amanzi ukuze afake amanzi, ngakho-ke kudlala indima ekugcinweni kwamanzi.
I-solubity ye-hydroxypropylylylylylylylylylylylylylylylym methyl celtule
1. I-Coarse Partile Cellulose ether kulula ukuyisabalalisa emanzini ngaphandle kwe-agglomeration, kepha izinga lokuchithwa lihamba kancane. I-Cellulose Ether ngezansi kwe-60 Mesh ichithwa emanzini cishe imizuzu engama-60.
2. I-Fine Prnicle Cellulose Ether kulula ukuyisabalalisa emanzini ngaphandle kwe-agglomeration, futhi izinga lokuchithwa lilinganiselwe. I-Cellulose Ether ngenhla kwama-80 mesh ichithwa emanzini cishe imizuzu emi-3.
3. I-Ultra-Fine Particle Cellulose Ether isabalalisa ngokushesha emanzini, inciphise ngokushesha, futhi amafomu amafomu ngokushesha. I-Cellulose Ether ngenhla kwe-120 mesh iyancibilika emanzini cishe amasekhondi angu-10-30.
Amainhlayinti ahle kakhulu wezinhlayiya ze-hydroxypropyllose ether, ngcono ukugcinwa kwamanzi. Ingaphezulu le-ether ebambezelwe yi-cellulose ether inciphisa ngokushesha ngemuva kokuxhumana namanzi futhi kwakha into yejeli. I-glue isonge izinto ukuvikela ama-molecule wamanzi ukuthi aqhubeke nokungena. Kwesinye isikhathi akunakusakazwa ngokufana futhi kuncibilike ngisho nangemva kokushukumisa isikhathi eside, kwakha isixazululo esinamafu esinamafu noma i-agglomeration. Izinhlayiya ezinhle zihlakazeka futhi zincibilike ngokushesha ngemuva kokuxhumana namanzi ukwakha i-viscosity efanayo.
Ivelu ye-PH ye-hydroxypropyllylylylyllose ether (ukubuyisa emuva noma amandla okuqala)
Inani le-PH le-Hydroxypropyllllrllyllose abakhiqizi ekhaya nakwamanye amazwe balawulwa ngokuyisisekelo cishe ngo-7, osesimweni se-acidic. Ngoba kusenenombolo enkulu yezakhiwo zendandatho ze-Anhydroglucose ekwakhekeni kwamangqamuzana e-cellulose ether, indandatho ye-anhydroglucose yiqembu eliyinhloko elibangela ukubuyiselwa kosimende. Indandatho ye-anhydroglucose ingenza i-calcium ion kwikhambi le-yment hydration ikhiqiza okuhlungwa kwamangqamuzana kashukela usimende. inqubo. Uma inani le-PH lisesimweni se-Alkaline State, udaka luzovela esimweni esinamandla okuqala. Manje amafektri amaningi asebenzisa i-sodium carbonate ukulungisa inani le-PH. I-Sodium Carbonate uhlobo lomenzeli olungiselelwe ngokushesha. I-Sodium Carbonate ithuthukisa ukusebenza kobuso bezinhlayiya zosekhukhwini, ikhuthaza ukuhlangana phakathi kwezinhlayiya, futhi futhi kuthuthukise ukubonwa kodaka. Ngasikhathi sinye, i-sodium carbonate ihlanganisa ngokushesha nge-calcium ion ku-datar ukukhuthaza ukwakheka kwe-ettringite, futhi ikolishi livuselelwa ngokushesha. Ngakho-ke, inani le-PH kufanele liguqulwe ngokuya ngamakhasimende ahlukene kwinqubo yangempela yokukhiqiza.
Izakhiwo ezingenisa umoya zeHydroxypropylylylylylylylylylylylylylylylylylylylylylylylylylyl methyl celtulose ether
Umphumela ongenisa umoya we-hydroxypropyllllylylylt methylcellose ether ikakhulukazi ngoba i-cellulose ether nayo iluhlobo lwe-surviant. Umsebenzi wokuzijabulisa we-cellulose ether kwenzeka ngokuyinhloko esibonakalayo esiqinile segesi. Okokuqala, ukwethulwa kwama-bubble amoya, kulandelwa ukuhlakazwa kanye nomphumela wokumanzisa. I-Cellulose Ether iqukethe amaqembu we-Alkyl, anciphisa kakhulu ukungezwani komhlaba kanye namandla okuhlangana kwamanzi, okwenza kube lula ukukhiqiza ama-bubble amaningi avaliwe ngesikhathi senqubo evuthayo yesisombululo esishubile.
Izakhiwo ze-GEL zeHydroxypropylylylylylylylylylylylylylylylylylylylylylylylylylylylylylylylylylylylylylylylyll methyl celtulese ether
Ngemuva kokuthi i-hydroxyproppropyl ether incibilika olimini, amaqembu we-methoxyl kanye ne-hydroxypropyl ku-calcium ions azosabela ngama-calcium ion kanye ne-aluminium ama-ions on slurry ukwakha i-gel ye-viscous bese ugcwalisa usimende ongenalutho. , Thuthukisa ukuhlanganiswa kodaka, dlala indima yokugcwaliswa okuguqukayo nokuqiniswa okuqinisayo. Kodwa-ke, lapho i-matrix eyinhlanganisela ingaphansi kwengcindezi, i-polymer ayikwazi ukudlala indima esekelayo eqinile, ngakho amandla nokusonga isilinganiso sodaka lokuncipha.
Ukwakheka kwamafilimu we-hydroxypropylylylylylylylylylylylylylylylylylylylylylylylykyl methyl celtulose ether
Ngemuva kokuthi i-hydroxypropyllllyllopyllll sher ether yengezwa nge-hydration, ungqimba omncane wefilimu ye-latex yakheka phakathi kwezinhlayiya zosethuli. Le filimu inomphumela wokubopha uphawu futhi ithuthukise ukoma komhlaba wodaka. Ngenxa yokugcinwa kwamanzi okuhle kwe-hydroxypropyllyllose ether, ama-molecule wamanzi anele agcinwe ngaphakathi kodaka, ngaleyo ndlela eqinisekisa ukuqina kosimende kanye nokuthuthuka okugcwele kwamandla, futhi ngasikhathi sinye kuthuthukisa ukubumbana kodaka, kwenza udaka abe nepulasitiki enhle nokuvumelana nezimo, futhi anciphise ukushwabana nokuguqulwa kodaka.
Isikhathi Seposi: Meyi-23-2023