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ukoma ngokushesha Lokhu kungenxa yokwengezwa ngokweqile kwempuphu ye-calcium yomlotha (inani lempuphu ye-calcium yomlotha esetshenziswa kufomula ye-putty lingancishiswa ngokufanele) kuhlobene nesilinganiso sokugcina amanzi se-hydroxypropyl methylcellulose, futhi kuhlobene nokoma kodonga. Ukuhlubula...Funda kabanzi»
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Iyini i-viscosity efanele ye-hydroxypropyl methylcellulose (HPMC)? I-putty powder ngokuvamile ingama-yuan ayi-100,000, futhi izidingo ze-mortar ziphakeme, kanti ama-yuan ayi-150,000 ayadingeka ukuze kube lula ukuyisebenzisa. Ngaphezu kwalokho, umsebenzi obaluleke kakhulu we-HPMC ukugcina amanzi, kulandelwe ukuqina. Ku...Funda kabanzi»
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I-Hydroxypropylmethylcellulose (HPMC) iyimpuphu emhlophe enobisi engenaphunga, engenaphunga, engenabuthi engancibilikiswa emanzini abandayo ukuze ikhiqize isixazululo samanzi esicwebezelayo nesicacile ngokuphelele. Inezici zokuqina, ukubopha, ukuhlakazeka, i-emulsification, i-demulsification, i-floating, i-ad...Funda kabanzi»
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I-Cellulose isetshenziswa kabanzi kwi-masterbatch yokushisa i-motar yokushisa, i-putty powder, i-asphalt road, imikhiqizo ye-gypsum kanye neminye imboni. Inezici zokuthuthukisa nokwenza ngcono izinto zokwakha, kanye nokuthuthukisa ukuzinza kokukhiqiza kanye nokufaneleka kokwakhiwa. Namuhla, ngizokwethula ...Funda kabanzi»
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I-Hydroxypropyl methylcellulose iyi-ether ye-cellulose engeyona i-ionic eyenziwe nge-cellulose yemvelo ye-polymer ngokusebenzisa uchungechunge lwezinqubo zamakhemikhali. Ziwuhlobo lwempuphu emhlophe engenaphunga, engenaphunga, engenabuthi, evuvukala emanzini abandayo futhi ibizwa ngokuthi isixazululo se-colloidal esicacile noma esinamafu kancane....Funda kabanzi»
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Okokuqala: Uma okuqukethwe umlotha kuphansi, kulapho ikhwalithi iphakama khona Izici zokunquma inani lezinsalela zomlotha: 1. Ikhwalithi yezinto zokusetshenziswa ze-cellulose (ukotini ocwengekile): ngokuvamile ikhwalithi kakotini ocwengekile iba ngcono, umbala we-cellulose okhiqizwayo uba mhlophe, kulapho okuqukethwe umlotha kuba ngcono khona kanye nomswakama...Funda kabanzi»
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I-Hydroxypropyl methylcellulose ivame ukusetshenziswa njengesithako esijiyile embonini yokumboza, esingenza ukumboza kukhanye futhi kube mnene, hhayi kube impuphu, futhi kuthuthukise izici zokulinganisa. Ake ngikwazise ukuthi ungahlola kanjani ukuthi i-putty powder yomile. Udonga lomile ngokuphelele. I-Optical Speaker...Funda kabanzi»
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Manje njengoba sekunezimakethe eziningi ze-hydroxypropyl carboxymethyl cellulose futhi amanani engalingani, indlela yokuthola kalula nangokushesha ikhwalithi ye-hydroxypropyl carboxymethyl cellulose isibe yinkinga ebalulekile! Ngakho-ke ungahlulela kanjani ikhwalithi ye-hydroxypropyl methylcellulose? Okokuqala...Funda kabanzi»
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I-cellulose ether hpmc inomsebenzi wokugcina amanzi nokuqina ku-samente mortar kanye ne-gypsum-based mortar, okungathuthukisa ngempumelelo ukunamathela kanye nokumelana okuqondile kwezinto ze-samente. Izinto ezifana nokushisa kwegesi, izinga lokushisa kanye nesivinini somoya zinomthelela omubi ku...Funda kabanzi»
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I-Cellulose yokwakha iyisengezo esisetshenziswa kakhulu ekukhiqizweni kokwakha. I-Cellulose yokwakha isetshenziswa kakhulu ku-dry powder mortar. Ukwengezwa kwe-cellulose ether kuphansi kakhulu, kodwa kungathuthukisa kakhulu ukusebenza kwe-wet mortar futhi kuthinte ukwakhiwa kwe-mortar. I-Perf...Funda kabanzi»
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Njengamanje, ikhwalithi ye-hydroxypropyl methylcellulose yasekhaya iyahlukahluka kakhulu, futhi intengo iyahlukahluka kakhulu, okwenza kube nzima kumakhasimende ukwenza ukukhetha okulungile. I-HPMC eguquliwe yenkampani efanayo yakwamanye amazwe ingumphumela weminyaka eminingi yocwaningo. Ukwengezwa kwezinto ezilandelwayo kungenza...Funda kabanzi»
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Ukuxubana okungajulile, okudlala indima ebalulekile ekuthuthukiseni ukusebenza kokwakha udaka oluxutshwe okomile, kubiza ngaphezu kwama-40% ezindleko zezinto zokwakha udaka oluxutshwe okomile. Iningi lokuxubana emakethe yasekhaya linikezwa abakhiqizi bangaphandle, kanye nesilinganiso sokubhekisela somkhiqizo...Funda kabanzi»