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Katundu wokhuthala wa ethers wa cellulose

Timaona umphumphu ndi kupambana kwa onse ngati mfundo yoyendetsera bizinesi, ndipo timayang'anira bizinesi iliyonse mosamala kwambiri.

Ma cellulose ether amapereka kukhuthala kwabwino kwambiri ku matope onyowa, amawonjezera kwambiri mphamvu yolumikizira ya matope onyowa ku substrate ndikuwonjezera kukana kwa matope, ndipo amagwiritsidwa ntchito kwambiri popaka matope, matope olumikizira njerwa ndi makina otetezera kunja. Mphamvu yokhuthala ya cellulose ether imathanso kuwonjezera mphamvu yoletsa kufalikira ndi kufanana kwa zinthu zatsopano zosakanikirana, kupewa kugawanika kwa zinthu, kusiyanitsa ndi kutulutsa madzi, ndipo ingagwiritsidwe ntchito mu konkriti ya ulusi, konkriti ya pansi pa madzi ndi konkriti yodzikakamiza yokha.

Kukhuthala kwa ma cellulose ethers pa zinthu zomangira simenti kumachokera ku kukhuthala kwa yankho la cellulose ether. Pansi pa mikhalidwe yomweyi, kukhuthala kwa cellulose ether kukakwera, kukhuthala kwa zinthu zomangira simenti kumakhala bwino, koma ngati kukhuthala kuli kwakukulu, kudzakhudza kusinthasintha ndi kugwira ntchito kwa zinthuzo (monga mipeni yomata ya pulasitala). Ma mortars odzilinganiza okha ndi konkire yodzikanikiza yokha, zomwe zimafuna kukhuthala kwakukulu, zimafuna kukhuthala kochepa kwa ma cellulose ethers. Kuphatikiza apo, kukhuthala kwa ma cellulose ethers kumawonjezera kufunikira kwa madzi kwa zinthu zomangira simenti ndikuwonjezera kuchuluka kwa mortar.

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Kukhuthala kwa mayankho a ether a cellulose kumadalira zinthu zotsatirazi: kulemera kwa maselo a ether ya cellulose, kuchuluka, kutentha, kuchuluka kwa shear ndi njira yoyesera. Pansi pa mikhalidwe yomweyi, kulemera kwa maselo a ether ya cellulose kumakhala kwakukulu, kukhuthala kwa yankho kumakhala kwakukulu; kuchuluka kwa shear kumakhala kwakukulu, kukhuthala kwa yankho kumakhala kwakukulu, pakugwiritsa ntchito chisamaliro chiyenera kuperekedwa kuti tipewe kuchuluka kwa dosing ndikukhudza magwiridwe antchito a matope ndi konkire; kukhuthala kwa yankho la ether ya cellulose kudzachepa ndi kutentha kwakukulu, ndipo kuchuluka kwa shear kumakhala kwakukulu, mphamvu ya kutentha imakula; yankho la ether ya cellulose nthawi zambiri ndi madzi a pseudoplastic, okhala ndi mtundu wa shear thinning, mayeso amakula Kuchuluka kwa shear ya mayeso, kukhuthala kumachepa, kotero mgwirizano wa matope udzachepetsedwa ndi mphamvu zakunja, zomwe zimathandiza kumanga matope, kuti matope akhale ndi magwiridwe antchito abwino komanso ogwirizana nthawi imodzi; chifukwa yankho la ether ya cellulose ndi madzi osakhala a Newtonian, njira zoyesera kukhuthala kwa mayeso, zida kapena malo oyesera, zotsatira zoyesa za yankho la ether ya cellulose zitha kusiyana kwambiri.


Nthawi yotumizira: Epulo-01-2022