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Izinzuzo ze-HPMC ekwakhiweni kokukhululwa okulawulwayo I-Hydroxypropyl methylcellulose (HPMC) iyi-polymer esetshenziswa kabanzi ekwakhiweni kwemithi, ikakhulukazi ekwakhiweni kokukhululwa okulawulwayo. Ukuthandwa kwayo kuvela ezicini zayo ezihlukile ezenza ifaneleke kahle kulezo zinhlelo zokusebenza. Lapha...Funda kabanzi»
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Yiziphi izici ze-rheological ze-HPMC? I-Hydroxypropyl methylcellulose (HPMC) iyi-polymer eguquguqukayo esetshenziswa kakhulu ezimbonini ezahlukahlukene, okuhlanganisa nemithi, ezokwakha, ukudla, kanye nezimonyo, ikakhulukazi ngenxa yezakhiwo zayo ezihlukile ze-rheological. I-Rheology iwucwaningo lwe-f...Funda kabanzi»
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Indima ye-HPMC Ekuthuthukiseni Ukunamathela Ezimbozweni Ukunamathela okumbozweni kuyisici esibalulekile esithonya ukusebenza nokuqina kwezinto ezahlukahlukene. I-Hydroxypropyl Methylcellulose (HPMC), i-polymer eguquguqukayo, ithole ukunakwa ngenxa yamandla ayo okuthuthukisa ukunamathela ezimbozweni. Isingeniso...Funda kabanzi»
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Izinto ezisetshenziswa ekhemisi ziyizinto ezisetshenziswa ekukhiqizweni kwemithi kanye nemithi kadokotela, futhi ziyingxenye ebalulekile yokulungiselela imithi. Njengezinto zemvelo ezithathwe ku-polymer, i-cellulose ether iyabola, ayinaboli, futhi ishibhile, njenge-sodium carboxymethyl cellu...Funda kabanzi»
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Udaka lwempuphu owomile ludaka oluqediwe ngokuphelele olwenziwe ngezinto zokusetshenziswa efektri ngokuhlanganiswa okunembile nokuxuba okufanayo. Lungasetshenziswa kuphela ngokufaka amanzi nokuxuba endaweni yokwakha. Ngenxa yezinhlobonhlobo zodaka lwempuphu owomile, lusetshenziswa kabanzi. Esinye sezici zalo ezinkulu ukuthi...Funda kabanzi»
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Kungani isidingo sokugcina amanzi ku-mortar siphezulu kangaka, futhi yiziphi izinzuzo ezivelele ze-mortar enokugcina amanzi okuhle? Ake nginazise ukubaluleka kokugcina amanzi ku-HPMC ku-mortar! Isidingo sokugcina amanzi Ukugcinwa kwamanzi ku-mortar kubhekisela ekhonweni le-mort...Funda kabanzi»
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1, iyini ukusetshenziswa okuyinhloko kwe-hydroxypropyl methyl cellulose (HPMC)? Impendulo: I-HPMC isetshenziswa kabanzi ezintweni zokwakha, ezimbozweni, ezinhlayiyeni zokwenziwa, ezitsheni zobumba, kwezokwelapha, ekudleni, ezindwangu, kwezolimo, ezimonyweni, egwayi nakwezinye izimboni. I-HPMC ingahlukaniswa ibe: izinga lokwakha, izinga lokudla kanye nezinga...Funda kabanzi»
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Ukugcinwa kwamanzi kwe-cellulose ether Ukugcinwa kwamanzi kwe-mortar kubhekisela ekhonweni le-mortar lokubamba nokukhiya amanzi. Uma i-viscosity ye-cellulose ether iphakeme, ukugcinwa kwamanzi kuba ngcono. Ngoba isakhiwo se-cellulose siqukethe i-hydroxyl ne-ether bond, iqembu le-hydroxyl ne-ether bond le-athomu ye-oxygen...Funda kabanzi»
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Kuyini i-hydroxyethyl cellulose? I-Hydroxyethyl cellulose (HEC), okumhlophe noma okukhanyayo okuphuzi, okungenaphunga, okungenayo ubuthi okuqinile okune-fibrous noma okufana nempuphu, okulungiselelwe ngokushintshashintsha kwe-alkaline cellulose kanye ne-ethylene oxide (noma i-chlorohydrin), okuyingxenye ye-Nonionic soluble cellulose ethers. Ngoba i-HEC ine...Funda kabanzi»
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Uma sisebenzisa i-putty powder, kuvame ukuba nezinkinga ezithile, ngakho asazi isizathu. Ngicabanga ukuthi kufanele kube nezinhlobo eziyisikhombisa zezinkinga ezivame ukuvela ku-putty powder! Eyokuqala: Kwenze ngokushesha. Lokhu kuhlobene kakhulu nokwengezwa kwe-calcium yomlotha kanye nezinga lokugcina amanzi le-fibe...Funda kabanzi»
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Ekusetshenzisweni kwe-hydroxypropyl methyl cellulose HPMC, sivame ukuthola ukuthi ihlukaniswe ngezinhlobo ezimbili: ukuncibilika okusheshayo nokuncibilika kancane. Ake siqonde umehluko phakathi kokuncibilika okusheshayo nokuncibilika kancane kwe-hydroxypropyl methyl cellulose. I-HPMC esheshayo ibhekisela ekusetshenzisweni kwe-cros...Funda kabanzi»
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Udaka oluxutshwe okomile luyinhlanganisela yezinto ezifaka usimende (usimende, umlotha ompunga, impuphu ye-slag, njll.), ama-aggregate amahle ahlelwe ngokwezinga elikhethekile (isihlabathi se-quartz, i-corundum, njll., futhi ngezinye izikhathi kudinga ama-aggregate alula, njenge-ceramsite, i-polystyrene enwetshiwe, njll.) Ama-granules, i-perlite enwetshiwe, i-vermicu enwetshiwe...Funda kabanzi»