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yethula: Izimpushana ze-polymer eziphinda zihlakazeka (RDP) ziyingxenye ebalulekile yezinto zokwakha ezihlukahlukene, kuhlanganise nezinhlanganisela zokuzilinganisa.Lezi zinhlanganisela zivame ukusetshenziswa ekufakweni phansi ukuze kwakhiwe indawo ebushelelezi, eyisicaba.Ukuqonda ukusebenzisana phakathi kwe-RDP nokuzilinganisa...Funda kabanzi»
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Abstract: I-calcium iyiminerali ebalulekile edlala indima ebalulekile ezinqubweni ezihlukahlukene zomzimba emzimbeni womuntu.Nakuba imithombo yendabuko ye-calcium, njengemikhiqizo yobisi, sekuyisikhathi eside ibonwa, ezinye izinhlobo zezithako ze-calcium, kuhlanganise ne-calcium formate, ziye zakhanga i-atte...Funda kabanzi»
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ukwethula: I-Interior wall putty idlala indima ebalulekile ekuzuzeni izindonga ezibushelelezi, ezinhle.Phakathi kwezithako ezahlukahlukene ezakha ukwakheka kwe-wall putty, izimpushana ze-polymer eziphinda zihlakazeka (RDP) zigqama ngendima ebalulekile eziyidlalayo ekuthuthukiseni ukusebenza nezakhiwo zomkhiqizo wokugcina...Funda kabanzi»
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Ibanga lokuhlanza i-CMC Ibanga le-CMC I-Sodium carboxymethyl cellulose iwukuvimbela ukuhlelwa kabusha kokungcola, umgomo wayo ukungcola okungalungile futhi okukhangiswa endwangu ngokwayo futhi ama-molecule e-CMC akhokhiswayo anokwenqaba kwe-electrostatic mutual, ngaphezu kwalokho, i-CMC ingenza futhi i-slurry yokugeza noma i-liq yensipho. ..Funda kabanzi»
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I-HPMC ibizwa nge-hydroxypropyl methylcellulose.Umkhiqizo we-HPMC ukhetha i-cotton cellulose emsulwa kakhulu njengempahla eluhlaza futhi wenziwa nge-etherification ekhethekile ngaphansi kwezimo ze-alkali.Yonke inqubo iqedwa ngaphansi kwezimo ze-GMP nokuqapha okuzenzakalelayo, ngaphandle kwanoma yiziphi izithako ezisebenzayo suc...Funda kabanzi»
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I-Hydroxypropyl methyl cellulose (HPMC) viscosity ye-Skim coat ?- impendulo: Ijazi le-Skim lilungile ngokujwayelekile i-HPMC 100000cps, ubude obuthile bemfuneko odakeni, lifuna ikhono lokusebenzisa i-150000cps.Ngaphezu kwalokho, i-HPMC iyindima ebaluleke kakhulu yokugcina amanzi, okulandelwa ukujiya.Ejazini le-Skim, njenge...Funda kabanzi»
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Abasebenzisi abaningi abavamile ukunaka inkinga yokushisa kwejeli ye-hydroxypropyl methyl cellulose HPMC.Namuhla, i-hydroxypropyl methyl cellulose HPMC ngokuvamile ihlukaniswa yi-viscosity, kodwa kwezinye izindawo ezikhethekile nezimboni ezikhethekile, i-viscosity yomkhiqizo kuphela ibonakala.N...Funda kabanzi»
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I-Hydroxypropyl methyl cellulose HPMC iyi-ether engeyona ionic cellulose eyenziwe nge-cellulose ye-polymer yemvelo ngochungechunge lokucutshungulwa kwamakhemikhali.Ziyimpushana emhlophe engenaphunga, ayinambitheki futhi engenabuthi ekhukhumala ibe isixazululo se-colloidal esicacile noma esithuthuma kancane emanzini abandayo.Ine ...Funda kabanzi»
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Odakeni osulungile, inani elingeziwe le-hydroxypropyl methyl cellulose HPMC liphansi kakhulu, kodwa lingathuthukisa kakhulu ukusebenza kodaka olumanzi, okuyisengezo esikhulu esithinta ukusebenza kokwakhiwa kodaka.Ama-cellulose ether ane-viscosity ehlukene kanye...Funda kabanzi»
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1. Imvelo eyisisekelo ye-HPMC Hypromellose, igama lesiNgisi elithi hydroxypropyl methylcellulose, alias HPMC.Ifomula yayo yamangqamuzana ithi C8H15O8-(C10Hl8O6)n-C8Hl5O8, futhi isisindo samangqamuzana cishe singama-86,000.Lo mkhiqizo uyi-semi-synthetic material, eyingxenye yeqembu le-methyl kanye nengxenye ye-polyhydrox...Funda kabanzi»