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Yimiphi imiphumela ehlukene ye-cellulose ehlukene ku-plaster yaseParis. Zombili i-carboxymethyl cellulose kanye ne-methyl cellulose zingasetshenziswa njengezinto zokugcina amanzi ku-plaster, kodwa umphumela wokugcina amanzi we-carboxymethyl cellulose uphansi kakhulu kunowe-methyl cellulose, kanye ne-carboxymethyl ce...Funda kabanzi»
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I-Cellulose iyi-polysaccharide eyakha izinhlobo ezahlukene zama-ether ancibilikayo emanzini. Ama-cellulose thickeners angama-polymer ancibilikayo emanzini angewona ama-ionic. Umlando wokusetshenziswa kwawo mude kakhulu, ungaphezu kweminyaka engama-30, futhi kunezinhlobo eziningi. Asetshenziswa cishe kuwo wonke amapende e-latex futhi ayindlela eyinhloko yama-thickeners...Funda kabanzi»
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Iyini imiphumela yobukhulu bephunga ku-hydroxypropyl methylcellulose: Ukwenziwa kwe-hydroxypropyl methylcellulose: Phatha i-cellulose yekotini ecolisisiwe nge-lye ku-35-40°C isigamu sehora, cindezela, uchoboze i-cellulose, bese ukhula kahle ku-35°C, ukuze izinga elimaphakathi lokupholimitha kwe-a...Funda kabanzi»
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Ake sixoxe nge-hydroxypropyl methyl cellulose HPMC nokuthi singalinganisa kanjani i-viscosity yayo. I-viscosity lapha ibhekisela ku-viscosity ebonakalayo, okuwuphawu olubalulekile ku-hydroxypropyl methyl cellulose. Okujwayelekile. Izindlela ezivamile zokulinganisa ukulinganisa i-viscosity ejikelezayo, i-capill...Funda kabanzi»
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Ekukhiqizweni kwezinto zokwakha, ikakhulukazi udaka oluyimpuphu eyomile, i-cellulose ether idlala indima ebalulekile, ikakhulukazi ekukhiqizweni kodaka olukhethekile (udaka oluguquliwe), luyingxenye ebalulekile. Indima ebalulekile ye-cellulose ether encibilika emanzini kudaka ngokuyinhloko iwuku...Funda kabanzi»
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I-Cellulose iyisakhi esiyinhloko sezindonga zamaseli ezitshalo, futhi iyi-polysaccharide esakazeke kakhulu futhi eningi kakhulu emvelweni, equkethe okungaphezu kuka-50% kokuqukethwe kwekhabhoni embusweni wezitshalo. Phakathi kwazo, okuqukethwe kwe-cellulose kukotini kucishe kube ngu-100%, okuyi-ce yemvelo emsulwa kakhulu...Funda kabanzi»
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1) Ukusetshenziswa okuyinhloko kwe-cellulose ether yezinto zokwakha Insimu yezinto zokwakha iyinsimu eyinhloko yesidingo se-cellulose ether. I-Cellulose ether inezakhiwo ezinhle kakhulu njengokuqina, ukugcinwa kwamanzi, kanye nokulibaziseka, ngakho-ke isetshenziswa kabanzi ukuthuthukisa nokwenza ngcono i-morta exubile esele ilungile...Funda kabanzi»
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Udaka oluzilinganisa luyindwangu yempuphu exutshwe kahle eyomile eyakhiwe izithako ezahlukahlukene ezisebenzayo, ezingasetshenziswa ngemuva kokuxubana namanzi endaweni. Ngemva kokusakazwa kancane nge-scraper, kungatholakala indawo ephansi eyisicaba. Ijubane lokuqina liyashesha, futhi ungahamba phezu kwalo zingakapheli amahora angama-24...Funda kabanzi»
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I-Hydroxyethylcellulose HEC iyi-polymer engeyona i-ionic encibilikayo emanzini ashisayo nabandayo. Uchungechunge lwe-Hydroxyethylcellulose HEC lunezinhlobonhlobo eziningi ze-viscosities, futhi izixazululo zamanzi zonke ziyi-non-Newtonian fluids. I-Hydroxyethyl cellulose iyisengezo esibalulekile ekukhiqizeni kwamakhemikhali kwansuku zonke...Funda kabanzi»
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1. Ukulawula Ukuqina I-hydroxypropyl methylcellulose ene-viscosity ephezulu ayikwazi ukukhiqiza i-cellulose ephezulu kakhulu ngokuyihlanza nge-vacuum bese ifakwa esikhundleni sayo nge-nitrogen. Kodwa-ke, uma ithuluzi lokulinganisa i-oxygen encane lingafakwa eketheni, ukukhiqizwa kwe-viscosity kungalawulwa ngokwenziwa. 2. Ukusetshenziswa...Funda kabanzi»
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Isibalo 1 sibonisa ushintsho lwezinga lokugcina amanzi kodaka kanye nokuqukethwe kwe-HPMC. Kungabonakala kuSithombe 1 ukuthi uma okuqukethwe kwe-HPMC kungu-0.2% kuphela, izinga lokugcina amanzi kodaka lingathuthukiswa kakhulu; uma okuqukethwe kwe-HPMC kungu-0.4%, izinga lokugcina amanzi lifinyelele ku-9...Funda kabanzi»
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Izingxube zidlala indima ebalulekile ekuthuthukiseni ukusebenza kokwakha udaka oluxubene nowomile. Lokhu okulandelayo kuhlaziya futhi kuqhathanise izakhiwo eziyisisekelo zempuphu ye-latex ne-cellulose, futhi kuhlaziya ukusebenza kwemikhiqizo yodaka oluxubene nowomile kusetshenziswa izingxube. Impuphu ye-latex ephinde ihlakazeke I-latex ephinde ihlakazeke ...Funda kabanzi»