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Impuphu ye-putty isetshenziswa kakhulu ekulinganiseni nasekulungiseni izindonga ngesikhathi sokwakha. Kodwa-ke, impuphu ye-putty yendabuko ithambekele ekuncibilikeni nasekuthambiseni uma ivezwa emanzini, okuthinta ikhwalithi yokwakha kanye nesikhathi senkonzo yesakhiwo. I-Hydroxypropyl methylcellulose (HPMC), njenge-imp...Funda kabanzi»
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Imikhiqizo yesamente, njengekhonkrithi, udaka, nezinye izinto zokwakha, isetshenziswa kabanzi ezakhiweni zesimanje. Ama-cellulose ethers (njenge-hydroxypropyl methylcellulose (HPMC), i-hydroxyethyl methylcellulose (HEMC), njll.) ayizithasiselo ezibalulekile ezingathuthukisa kakhulu ukusebenza kwesamente...Funda kabanzi»
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I-Hydroxypropyl Methylcellulose (HPMC) iyi-cellulose derivative esetshenziswa kakhulu enezinhlobo eziningi zezicelo, njengemithi, ukudla, izinto zokwakha kanye nezimonyo. I-HPMC iyi-polymer engeyona i-ionic, eyenziwe kancane, engasebenzi kahle enokuncibilika kwamanzi okuhle kakhulu, ukuqina, ukunamathela kanye nokwakha ifilimu...Funda kabanzi»
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Isetshenziswa kabanzi ekwakheni, i-Hydroxypropyl Methylcellulose (HPMC) iyisengezo esibalulekile ku-mortar. Ithuthukisa izakhiwo ezifana nokusebenza kalula, ukugcinwa kwamanzi kanye nokunamathela, ngaleyo ndlela ithuthukise ukusebenza kahle. 1. Ukuqonda i-HPMC nezinzuzo zayo 1.1 Kuyini i-HPMC? I-HPMC iyi-cellul engeyona i-ionic...Funda kabanzi»
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Ama-cellulose ether ayisigaba esibalulekile sezithasiselo eziningi, ezisetshenziswa kabanzi emkhakheni wezinto zokwakha ukuthuthukisa ukusebenza komkhiqizo. Ikakhulukazi kuma-adhesive ethayela, ama-cellulose ether angathuthukisa kakhulu izakhiwo zawo zomzimba nezamakhemikhali, athuthukise ukusebenza kahle kokwakha...Funda kabanzi»
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I-Cellulose ether iyisengezo esivamile ezintweni zokwakha, esisetshenziselwa ukuthuthukisa ukusebenza kokwakhiwa kanye nezakhiwo zemishini ze-mortar. Ubunono bungenye yezici ezibalulekile ze-cellulose ether, okubhekisela ekusabalaleni kosayizi wezinhlayiya zayo. Izici kanye nokusetshenziswa kwe-c...Funda kabanzi»
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1. Ukubuka Konke I-Hydroxypropyl Methylcellulose (HPMC) iyinhlanganisela enama-molecule amaningi esebenza kahle kakhulu, esetshenziswa kabanzi ezintweni zokwakha, ikakhulukazi ekukhiqizweni kodaka olusekelwe kusimende. Imisebenzi eyinhloko ye-HPMC kudaka lwesimende ifaka phakathi ukuqina, ukugcinwa kwamanzi, ukuthuthukisa i-bon...Funda kabanzi»
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1. Ukubuka konke kwe-cellulose ether (HPMC) I-Hydroxypropyl methylcellulose (HPMC) iyinhlanganisela ye-cellulose ether esetshenziswa kakhulu, eguqulwa ngamakhemikhali kusuka ku-cellulose yemvelo. Inezakhiwo ezinhle kakhulu zokuncibilika kwamanzi, ukwakha ifilimu, ukuqina kanye nokunamathela, ngakho-ke isetshenziswa kabanzi ekwakheni izinto...Funda kabanzi»
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I-Self-Compact Concrete (SCC) ubuchwepheshe besimanje bekhonkrithi obugeleza ngaphansi kwesisindo sawo ukugcwalisa ifomu ngaphandle kwesidingo sokudlidliza komshini. Izinzuzo zayo zifaka phakathi ukusebenziseka okuthuthukisiwe, izindleko zomsebenzi ezincishisiwe, kanye nokusebenza kwesakhiwo okuthuthukisiwe. Ukufeza lezi zici kudinga ...Funda kabanzi»
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I-Methyl hydroxyethyl cellulose (MHEC) iyinhlanganisela ebalulekile ye-cellulose ether enezinguquko ezimbili ze-methylation kanye ne-hydroxyethylation. Ezimbozweni ezisekelwe emanzini, i-MHEC idlala indima ebalulekile ngezakhiwo zayo ezihlukile zomzimba nezamakhemikhali. I. Izici zokusebenza Ukujiya I-hydrox...Funda kabanzi»
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1. Ukubuka konke kwe-methyl hydroxyethyl cellulose (MHEC) I-Methyl hydroxyethyl cellulose (MHEC) iyi-non-ionic cellulose ether etholakala ngokuguqulwa kwe-methylation ngesisekelo se-hydroxyethyl cellulose. Ngenxa yesakhiwo sayo esiyingqayizivele sama-molecule, i-MHEC inokuncibilika okuhle, ukuqina, ukunamathela, ukwakha ifilimu...Funda kabanzi»
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(1) Ukubuka konke kwe-instant hydroxypropyl methylcellulose I-instant hydroxypropyl methylcellulose (HPMC) iyi-non-ionic cellulose ether etholakala ngokuguqulwa kwamakhemikhali kwe-cellulose yemvelo futhi inezici ezinhle zokuncibilika kanye ne-viscosity. Isakhiwo sayo sama-molecule siqukethe i-hydroxyl, i-methoxy kanye ne-hy...Funda kabanzi»