Focus on Cellulose ethers

Ingabe isimo sezulu sodaka sihlobene ne-hydroxypropyl methylcellulose?

Isimo sezulu sodaka:

incazelo:

I-Efflorescence idiphozi emhlophe, eyimpuphu ebonakala ngezinye izikhathi phezu kokwakhiwa kwamatshe, ukhonkolo noma udaka.Lokhu kwenzeka lapho usawoti oncibilikayo emanzini uncibilika emanzini ngaphakathi kwento futhi uthuthela phezulu, lapho amanzi ehwamuka, eshiya usawoti ngemuva.

isizathu:

Ukungena Kwamanzi: Amanzi angena ku-masonry noma odakeni angancibilikisa usawoti okhona kulokho.

Isenzo se-Capillary: Ukuhamba kwamanzi ngama-capillaries kuma-masonry noma udaka kungaletha usawoti phezulu.

Ukushintsha kwezinga lokushisa: Ukushintshashintsha kwezinga lokushisa kubangela ukuthi amanzi angaphakathi kokubalulekile akhule futhi anciphe, okuthuthukisa ukuhamba kukasawoti.

Izilinganiso Zengxube Engafanele: Udaka olungaxutshwe ngendlela efanele noma ukusebenzisa amanzi angcolile kungase kungenise usawoti owengeziwe.

Ukuvimbela nokwelashwa:

Izindlela Zokwakha Ezifanelekile: Qinisekisa ukuthuthwa kwamanzi ngendlela efanele futhi usebenzise amasu okwakha afanele ukuze uvimbele ukungena kwamanzi.

Ukusetshenziswa Kwezithasiselo: Ezinye izithasiselo zingafakwa engxubeni yodaka ukuze kuncishiswe i-efflorescence.

Ukwelapha: Ukwelashwa okwanele kodaka kunciphisa amathuba okuba i-efflorescence.

I-Hydroxypropyl methylcellulose (HPMC):

incazelo:

IHydroxypropylmethylcellulose (HPMC) iyi-polymer yokwenziwa etholakala ku-cellulose.Ivame ukusetshenziswa embonini yezokwakha njenge-thickener, i-ejenti yokugcina amanzi kanye ne-adhesive odakeni nezinye izinto zokwakha.

Umsebenzi:

Ukugcina Amanzi: I-HPMC isiza ukugcina umswakama odakeni, ivimbele ukuthi lome ngokushesha.

Ithuthukisa ukusebenza kahle: Ithuthukisa ukusebenza kanye nokuvumelana kodaka, okwenza kube lula ukuphatha nokwakha.

Ukunamathela: I-HPMC isiza ukuthuthukisa ukunamathela phakathi kodaka ne-substrate.

Ukulawula ukungaguquguquki: Kusiza ukugcina ikhwalithi yodaka engashintshi, ikakhulukazi ngaphansi kwezimo ezihlukahlukene zemvelo.

Othintana nabo okungenzeka:

Nakuba i-HPMC ngokwayo ingabangeli ngokuqondile i-efflorescence, ukusetshenziswa kwayo emfucumfucwini kungathinta ngokungaqondile i-efflorescence.Isibonelo, izakhiwo ezithuthukisiwe zokugcina amanzi ze-HPMC zingaba nomthelela enqubweni yokwelapha, okungaba namandla okunciphisa ingcuphe ye-efflorescence ngokuqinisekisa ukomisa okulawulwayo nokuqhubekayo kodaka.

Ekuphetheni:

Kafushane, abukho ubudlelwane obuqondile bembangela phakathi kwesimo sezulu sodaka kanye ne-hydroxypropyl methylcellulose.Kodwa-ke, ukusetshenziswa kwezithasiselo ezifana ne-HPMC ku-mortar kungathinta izici ezifana nokugcinwa kwamanzi kanye nokwelapha, okungase kuthinte ngokungaqondile amandla e-efflorescence.Izinto ezehlukene, okuhlanganisa izinqubo zokwakha, izilinganiso ezixubile nezimo zemvelo, kufanele zicatshangelwe ukuze kuvinjwe ngempumelelo futhi kulawuleke i-efflorescence ekufakweni kwamatshe kanye nodaka.


Isikhathi sokuthumela: Dec-11-2023
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