Focus on Cellulose ethers

Ibanga Lokumba Kawoyela CMC LV

Ibanga Lokumba Kawoyela CMC LV

Ibanga lokumba uwoyela i-carboxymethyl cellulose (CMC) LV wuhlobo lwe-polymer encibilika emanzini olusetshenziswa kakhulu embonini kawoyela negesi. Iwukuphuma okushintshiwe kwe-cellulose, isakhi semvelo esitholakala ezindongeni zamaseli ezitshalo. I-CMC LV ivamise ukusetshenziswa njenge-viscosifier, i-rheology modifier, i-fluid loss reducer, kanye ne-shale inhibitor kuketshezi lokumba. Kulesi sihloko, sizoxoxa ngezakhiwo, izicelo, kanye nezinzuzo zebanga lokumba uwoyela i-CMC LV.

Izakhiwo ze-CMC LV

Ibanga lokumba uwoyela i-CMC LV iyimpushana emhlophe noma emhlophe, engenaphunga, nenganambitheki encibilika kakhulu emanzini. Itholakala ku-cellulose ngenqubo yokuguqulwa kwamakhemikhali ehlanganisa ukufakwa kwamaqembu e-carboxymethyl ku-molecule ye-cellulose. I-degree of substitution (DS) inquma inani lamaqembu e-carboxymethyl ngeyunithi ngayinye ye-glucose ku-molecule ye-cellulose, ethinta izici ze-CMC LV.

I-CMC LV inezinto ezimbalwa eziyenza ibe wusizo ekubholeni uketshezi. Kuyi-polymer encibilika emanzini engakha izixazululo ze-viscous ngamanzi. Iyazwela futhi i-pH, ne-viscosity yayo iyancipha njengoba i-pH ikhula. Lesi sakhiwo sivumela ukuthi sisetshenziswe ezinhlobonhlobo zezindawo ze-pH. Ukwengeza, i-CMC LV inokubekezelela usawoti ophezulu, okuyenza ifanelekele ukusetshenziswa kuketshezi lokumba olusekelwe ku-brine.

Izicelo ze-CMC LV

I-Viscosifier
Enye yezinhlelo zokusebenza eziyinhloko ze-CMC LV kuketshezi lokumba injenge-viscosifier. Kungasiza ukukhulisa i-viscosity yoketshezi lokumba, okusiza ukumisa okwesikhashana kanye nokuthutha okusikiwe kokubhoboza phezulu. Lesi sakhiwo sibaluleke kakhulu emisebenzini yokumba lapho ukwakheka okumbayo kungazinzile noma lapho kunengozi yokulahleka kokujikeleza.

I-Rheology Modifier
I-CMC LV iphinde isetshenziswe njengesilungisi se-rheology kuketshezi lokumba. Kungasiza ukulawula ukugeleza koketshezi, okubalulekile ekugcineni ukuqina komthombo. I-CMC LV ingasiza ekuvimbeleni ukuwohloka noma ukumisa okuqinile oketshezini lokumba, okungaholela ezinkingeni zokubhoboza.

I-Fluid Loss Reducer
I-CMC LV iphinde isetshenziswe njengesinciphisi sokulahlekelwa uketshezi kuketshezi lokumba. Kungasiza ukwakha ikhekhe lesihlungi elincanyana, elingangeneki odongeni lomthombo, okusiza ekunciphiseni ukulahlekelwa uketshezi lokumba ekubunjweni. Lesi sakhiwo sibaluleke kakhulu ekubunjweni okunokungena okuncane noma ekusebenzeni okujulile kokumba lapho izindleko zokujikeleza okulahlekile zingabaluleka.

I-Shale Inhibitor
I-CMC LV iphinde isetshenziswe njengesivimbeli se-shale kuketshezi lokumba. Kungasiza ekuvimbeleni ukuvuvukala nokuhlakazeka kokwakheka kwe-shale, okungaholela ekungazinzini kwe-wellbore kanye nokulahleka kokujikeleza kwegazi. Lesi sakhiwo sibaluleke kakhulu emisebenzini yokumba lapho ukwakheka okumbayo kuyi-shale.

Izinzuzo ze-CMC LV

Ukusebenza Okuthuthukisiwe Kokubhola
I-CMC LV ingasiza ekuthuthukiseni ukusebenza kahle kokumba ngokunciphisa ubungozi bokujikeleza okulahlekile, ukugcina ukuqina kwe-wellbore, kanye nokwenza ngcono izakhiwo zoketshezi lokumba. Le ndawo ingasiza ekunciphiseni izindleko zokumba futhi ithuthukise ukusebenza okuphelele kokusebenza kokumba.

Ukuzinza Kwe-Wellbore Okuthuthukisiwe
I-CMC LV ingasiza ekuthuthukiseni ukuzinza kwe-wellbore ngokulawula izici zokugeleza koketshezi lokumba kanye nokuvimbela ukuvuvukala nokuhlakazeka kokwakheka kwe-shale. Lesi sakhiwo singasiza ekwehliseni ingcuphe yokuwa kwe-wellbore noma ukuqhuma, okungabiza futhi kube yingozi.

Umthelela Owehlisiwe Wemvelo
I-CMC LV iyinto ebolayo futhi enobungani kwemvelo engenayo imiphumela elimazayo emvelweni. Lesi sakhiwo sikwenza kube inketho ekhangayo ekusebenzeni kokumba ezindaweni ezizwela imvelo.

Kuqiza kahle
I-CMC LV iyindlela engabizi kakhulu yokumba uketshezi uma kuqhathaniswa namanye ama-polymer okwenziwa kanye nezithasiselo. Itholakala kalula futhi inezindleko eziphansi uma iqhathaniswa namanye ama-polymers okwenziwa kanye nezithasiselo, okwenza kube inketho ekhangayo emisebenzini eminingi yokumba.

Ukuguquguquka
I-CMC LV iyi-polymer eguquguqukayo engasetshenziswa ezinhlobonhlobo zoketshezi lokumba. Ingasetshenziswa emanzini amasha asekelwe emanzini, asekelwe emanzini anosawoti, kanye noketshezi lokumba olususelwa kuwoyela. Lokhu kuguquguquka kwenza kube i-polymer ethandwayo embonini kawoyela negesi.

Isiphetho

Ibanga lokumba uwoyela i-carboxymethyl cellulose (CMC) LV iyi-polymer eguquguqukayo futhi esetshenziswa kabanzi embonini kawoyela negesi. Ngokuvamile isetshenziswa njenge-viscosifier, i-rheology modifier, i-fluid loss reducer, kanye ne-shale inhibitor emanzini okumba. I-CMC LV inezinto ezimbalwa eziyenza ibe wusizo ekubholeni uketshezi, okuhlanganisa amandla ayo okwandisa i-viscosity, ukulawula izakhiwo zokugeleza, ukunciphisa ukulahlekelwa uketshezi, nokuvimbela ukuvuvukala kwe-shale nokuhlakazeka. Ibuye ingabizi kakhulu, ibole, futhi ivumelane nemvelo, okuyenza ibe inketho ekhangayo emisebenzini eminingi yokumba. Ngokuguquguquka kwayo kanye nezinzuzo eziningi, i-CMC LV kungenzeka iqhubeke nokuba i-polymer ebalulekile embonini kawoyela negesi iminyaka eminingi ezayo.


Isikhathi sokuthumela: Mar-10-2023
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