Focus on Cellulose ethers

Izinkinga ezivamile ku-putty powder

Izinkinga ezivamile ku-putty powder

Inkinga evamile kuma-putty powders ukuthi ayoma ngokushesha. Lokhu kubangelwa ikakhulukazi inani le-calcium ash powder eyengeziwe (inkulu kakhulu, inani le-calcium calcium powder elisetshenziswa ku-putty formula lingancishiswa ngokufanelekile, elihlobene nesilinganiso sokugcinwa kwamanzi kwe-fiber, kanye nokomisa udonga; ukucwenga nokugoqa Lokhu kuhlobene nokugcinwa kwamanzi I-viscosity ephansi ye-cellulose ijwayele lesi simo noma inani lokwengeza lincane; i-powder (inani le-ash calcium powder ku-putty formula lincane kakhulu noma ukuhlanzeka kwe-ash calcium powder Uma liphansi kakhulu, lihlobene nokwandisa ngokufanele inani le-ash calcium powder ku-putty powder formula, futhi futhi ihlobene nenani kanye nekhwalithi ye-cellulose, ebonakala ngesilinganiso sokugcinwa kwamanzi komkhiqizo I-calcium oxide ku-calcium hydroxide ayiguqulwa ngokugcwele i-calcium hydroxide, ebangelwa isikhathi esinganele se-hydration; ekhihliza amagwebu. Lokhu kuhlobene nomswakama owomile kanye nokucaba kodonga, futhi kuhlobene nokwakhiwa; amaphoyinti avela. Lokhu kuhlobene Ihlobene ne-cellulose, impahla yayo yokwenza ifilimu impofu, futhi ukungcola kwe-cellulose kusabela kancane nge-ash calcium. Uma ukusabela kunzima, i-putty powder izoba sesimweni. Ayinakubekwa odongeni, futhi ayinawo amandla ahlangene. Ngaphezu kwalokho, i-fiber Lesi simo siphinde senzeka emikhiqizweni ehlanganiswe namaqembu e-carboxymethyl engxenyeni; kuvela izintabamlilo nemililo. Lokhu ngokusobala kuhlobene nokushuba kwesimo samanzi sesisombululo samanzi se-hydroxypropyl methylcellulose. Ukushuba kwesimo samanzi sesisombululo esinamanzi se-hydroxyethyl akubonakali. Ukuqeda ukwelashwa kuyoba kuhle; i-putty kulula ukuqhekeka futhi ibe phuzi ngemva kokumisa. Lokhu kuhlobene nokwengezwa kwenani elikhulu lomlotha we-calcium powder. Uma inani le-ash calcium powder likhulu kakhulu, ubulukhuni be-putty powder buzokhula ngemva kokumisa. Ukuqina kuphela akuwona Kulula ukuqhekeka uma kuvumelana nezimo, ikakhulukazi uma kungaphansi kwamandla angaphandle. Ibuye ihlotshaniswe nokuqukethwe okuphezulu kwe-calcium oxide ku-ash calcium powder.

I-coarse fineness ayikona nje ukumosha, kodwa futhi kunciphisa amandla wendawo wodaka. Lapho udaka olunjalo lwempushana eyomile lwakhiwe endaweni enkulu, isivinini sokuphulukisa se-powder sendawo esomile sizoncishiswa kakhulu, futhi imifantu izovela ngenxa yezikhathi ezahlukene zokuphulukisa. Ngodaka olufuthwe ngokwakhiwa kwemishini, imfuneko yokucwenga iphakeme ngenxa yesikhathi esifushane sokuxuba. Ukucoleka kwe-cellulose nakho kunomthelela othile ekugcineni amanzi. Ngokuvamile, kuma-methyl cellulose ether ane-viscosity efanayo kodwa ukucoleka okuhlukile, esimeni sesamba esifanayo sokwengezwa, ukucoleka kuya kuba ngcono umphumela wokugcina amanzi.


Isikhathi sokuthumela: May-16-2023
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