Focus on Cellulose ethers

I-HEMC kaPutty

I-HEMC kaPutty

I-HEMC, noma i-hydroxyethyl methyl cellulose, iyisithako esiyinhloko ekwakhekeni kwe-putty.Kuyi-polymer encibilika emanzini esetshenziswa njenge-thickener, binder, ne-rheology modifier.I-HEMC isuselwa ku-cellulose futhi iyinhlanganisela engeyona i-ionic, engenabuthi, futhi engashi.

Ekwenziweni kwe-putty, i-HEMC isetshenziswa ngokuyinhloko njenge-thickener ne-binder.Ukwengezwa kwe-HEMC ekuxubeni kusiza ukuthuthukisa ukusebenza kwe-putty futhi kuvumela ukulawula okungcono kokuqukethwe kwamanzi.Lokhu kubalulekile ngoba okuqukethwe kwamanzi e-putty kuthinta ukungaguquguquki kwayo, isikhathi sokubeka, namandla okugcina.

Enye yezinzuzo ezibalulekile ze-HEMC ekubunjweni kwe-putty yikhono layo lokuthuthukisa ukunamathela kwe-putty kuma-substrates.I-HEMC isebenza njengesibophezelo, idala isibopho esiqinile phakathi kwe-putty nendawo esetshenziswa kuyo.Lokhu kubaluleke kakhulu ekusetshenzisweni lapho i-putty izoba ngaphansi kokucindezeleka okukhulu, njengokugcwalisa izikhala nokuqhekeka ezindongeni.

I-HEMC isiza futhi ukuvimbela ukuhlukaniswa kwezingxenye ezihlukahlukene ekwakhiweni kwe-putty.Lokhu kubalulekile ngoba i-putty exutshwe kahle iqinisekisa ukuthi izoba nezindawo ezingaguquki futhi izokwazi ukwenza njengoba kuhlosiwe.

Enye inzuzo ye-HEMC ekwenziweni kwe-putty yikhono layo lokuthuthukisa ukumelana nokuncibilika kwe-putty.Lapho amanzi eba yiqhwa, ayanda, okungadala umonakalo ku-putty.I-HEMC isiza ukuvimbela lokhu ngokwandisa ukunwebeka kwe-putty kanye nokunciphisa inani lamanzi atholakalayo ukuze abe yiqhwa.

I-HEMC iphinde ibambe iqhaza ku-rheology ye-putty formulations.I-Rheology yisifundo sokugeleza nokuguqulwa kwezinto.Ngokulungisa inani le-HEMC ekuxubeni, kungenzeka ukulawula izakhiwo ze-rheological ze-putty.Lokhu kungasetshenziswa ukudala ama-putty anezici ezithile, ezifana ne-viscosity ephezulu noma i-thixotropy.

Ngaphezu kwendima yayo ekwenziweni kwe-putty, i-HEMC isetshenziswa futhi kwezinye izinhlelo zokusebenza ezahlukahlukene.Ivamise ukusetshenziswa njenge-thickener kanye ne-stabilizer emikhiqizweni yokudla, kanye nasemikhiqizweni yokunakekelwa komuntu siqu njengama-shampoos nama-lotions.I-HEMC iphinde isetshenziswe njenge-thickener kanye ne-binder ekukhiqizeni amapende e-latex.

Sekukonke, i-HEMC iyisithako esibalulekile ekwakhiweni kwe-putty.Ikhono layo lokuthuthukisa ukusebenza, ukunamathela, ukumelana neqhwa, kanye nezakhiwo ze-rheological zama-putty kuyenza ibe yingxenye ebalulekile ezinhlelweni eziningi zokwakha.


Isikhathi sokuthumela: Feb-13-2023
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