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I-Hydroxypropyl methylcellulose uhlobo lwe-non-ionic cellulose mixed ether. Ngokungafani ne-ionic methyl carboxymethyl cellulose mixed ether, ayisabelani nezinsimbi ezisindayo. Ngenxa yezilinganiso ezahlukene zokuqukethwe kwe-methoxyl kanye nokuqukethwe kwe-hydroxypropyl ku-hydroxypropyl methylcellulose kanye nama-viscos ahlukene...Funda kabanzi»
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Ukwakhiwa kwe-mortar ngomshini kuzanyiwe futhi kwakhuthazwa iminyaka eminingi eShayina, kodwa akukho ntuthuko enkulu eyenziwe. Ngaphezu kokungabaza kwabantu mayelana nezinguquko eziphazamisayo ezizolethwa ukwakhiwa kwe-mortan ezindleleni zokwakha zendabuko, isizathu esiyinhloko ...Funda kabanzi»
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Njengenye yezingxube ezibalulekile ze-cellulose ether ku-dry powder mortar, i-hydroxypropyl methylcellulose inemisebenzi eminingi ku-mortar. Indima ebaluleke kakhulu ye-hydroxypropyl methylcellulose ku-cement mortar ukugcinwa kwamanzi kanye nokuqina. Ngaphezu kwalokho, ngenxa yokusebenzisana kwayo ne-cement systems...Funda kabanzi»
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1. Umbuzo: Ukuvaleka okuphansi, ukuvaleka okuphakathi, kanye nokuvaleka okuphezulu kuhlukaniswa kanjani esakhiweni, futhi ingabe kuzoba khona umehluko ekuhambisaneni? Impendulo: Kuyaqondakala ukuthi ubude bochungechunge lwama-molecule buhlukile, noma isisindo sama-molecule sihlukile, futhi sihlukaniswe saba...Funda kabanzi»
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1. Iyini ukusetshenziswa okuyinhloko kwe-hydroxypropyl methylcellulose (HPMC)? Impendulo: I-HPMC isetshenziswa kabanzi ezintweni zokwakha, ezimbozweni, ezinhlayiyeni zokwenziwa, ezitsheni zobumba, kwezokwelapha, ekudleni, ezindwangu, kwezolimo, ezimonyweni, egwayi nakwezinye izimboni. I-HPMC ingahlukaniswa ngezigaba zokwakha, ukudla...Funda kabanzi»
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Impuphu ye-latex—Thuthukisa ukuhambisana nokushelela kwesistimu esimweni sokuxuba esimanzi. Ngenxa yezici ze-polymer, ukuhlangana kwezinto zokuxuba ezimanzi kuthuthuka kakhulu, okunegalelo elikhulu ekusebenzeni kahle; ngemva kokomisa, inikeza ukunamathela kubushelelezi...Funda kabanzi»
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(1) Ifomula yempuphu ye-putty engangeni manzi odongeni lwangaphakathi 1 Impuphu ye-Shuangfei (noma emhlophe enkulu) 700kg Impuphu ye-calcium yomlotha 300kg Impuphu ye-polyvinyl alcohol 1788/120 3kg I-lubricant ye-thixotropic 1kg (2) Ifomula yempuphu ye-putty engangeni manzi odongeni lwangaphakathi 2 Impuphu ye-talc 100kg Impuphu ye-calcium yomlotha 200kg Impuphu ye-Shuangfei 60...Funda kabanzi»
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I-Hydroxypropyl methylcellulose (i-HPMC ngamafuphi) iyi-ether exubile ebalulekile, eyi-polymer engeyona i-ionic encibilikayo emanzini, futhi isetshenziswa kabanzi ekudleni, kwezokwelapha, embonini yamakhemikhali yansuku zonke, ekumbozeni, ekuphenduleni kwe-polymerization kanye nasekwakheni njengokumiswa kokuhlakazeka, ukuqina, ukuhlanganisa, ukuzinza...Funda kabanzi»
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I-Cellulose ether iyi-polymer yokwenziwa eyenziwe nge-cellulose yemvelo ngokuguqulwa kwamakhemikhali. I-Cellulose ether iyi-derivative ye-cellulose yemvelo. Ukukhiqizwa kwe-cellulose ether kuhlukile kuma-polymer okwenziwa. Izinto zayo eziyisisekelo yi-cellulose, i-polymer compound yemvelo. Ngenxa ...Funda kabanzi»
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Imakethe ye-HPMC (Hydroxypropyl Methylcellulose): Izitayela Zomkhakha Womhlaba Wonke, Amasheya, Usayizi, Ukukhula, Amathuba kanye Nesibikezelo Sombiko ka-2022-2027 Kungezwe Kumikhiqizo ye-ResearchAndMarkets.com. Imakethe yomhlaba wonke ye-HPMC (hydroxypropyl methylcellulose) izofinyelela ku-139.8 kg ngo-2021. Uma sibheka phambili, abashicileli balindele ...Funda kabanzi»
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Imakethe ye-cellulose ether kanye nemikhiqizo yayo etholakala kwamanye amazwe kulindeleke ukuthi ikhule ngesilinganiso esingu-5.45% ngesikhathi sokubikezela kusukela ngo-2021 kuya ku-2028. Ukukhula kwezicelo zemithi kuyisici esibalulekile esiqhuba ukukhula kwemakethe yama-cellulose ether kanye nemikhiqizo yawo. Ama-cellulose ethers...Funda kabanzi»
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Ikhwalithi ye-carboxymethyl cellulose CMC incike kakhulu esixazululweni somkhiqizo. Uma ikhambi lomkhiqizo licacile, kunezinhlayiya zejeli ezincane, imicu ekhululekile encane, kanye namabala amnyama amancane okungcola. Ngokuyisisekelo, kungatholakala ukuthi ikhwalithi ye-carboxymethyl cellulose inhle kakhulu....Funda kabanzi»