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Farsamaynta Eter-ka Cellulose ee Dib-u-dhigista Biyaha Sibidhka
Eter cellulose waxay dib u dhigi doontaa fuuq-celinta sibidhka ilaa heerar kala duwan, taas oo ka muuqata dib u dhigista samaynta ettringite, gel CSH iyo calcium hydroxide. Waqtigan xaadirka ah, habka cellulose ether dib u dhigista fuuq-celinta sibidhka inta badan waxaa ka mid ah malo ah dhaqdhaqaaqa xannibaadda ion, alka ...Sii akhri -
Habka cusub ee budada cinjirka ee dib loo cusboonaysiin karo
Farsamada asalka ah budada caagga ah ee dib loo kala saari karo waa budo adag oo cad oo lagu farsameeyo buufinta iyo qalajinta cinjirka gaarka ah. Waxaa inta badan loo isticmaalaa sida wax lagu daro muhiim u ah "kun-ku dar hoobiye" iyo qalalan kale oo lagu daro hoobiye-qallalan oo loogu talagalay qalabka dhismaha injineernimada gidaarka dibadda ...Sii akhri -
Waa maxay asal ahaan cellulose?
Soosaarayaasha cellulose waxaa lagu soo saaraa esterification ama etherification ee kooxaha hydroxyl ee polymers cellulose leh kiimiko reagen. Marka loo eego sifooyinka qaab-dhismeedka ee alaabada falcelinta, derivatives cellulose waxaa loo qaybin karaa saddex qaybood: cellulose ethers, cellulose est ...Sii akhri -
Waa maxay faraqa u dhexeeya noocyada kala duwan ee cellulose?
Ether Cellulose waa erey guud oo taxane ah oo badeecado ah oo ay soo saartay falcelinta cellulose alkali iyo wakiilka etherifying ee xaaladaha qaarkood. Alkali cellulose waxaa lagu beddelaa wakiilada etherifying kala duwan si ay u helaan ethers cellulose kala duwan. Marka loo eego sifooyinka ionization ee hoosaadyada ...Sii akhri -
Sababaha xumbo iyo faa'iidooyinka iyo faa'iido darrada goobooyinka inta lagu jiro codsiga alaabta ether cellulose
Alaabooyinka ether-ka cellulose-ka ah ee HPMC iyo HEMC waxay leeyihiin labadaba kooxaha hydrophobic iyo hydrophilic. Kooxda methoxy waa hydrophobic, kooxda hydroxypropoxyna way ka duwan tahay marka loo eego booska beddelka. Qaar ka mid ah waa hydrophobic qaarna waa hydrophobic. Hydroxyethoxy waa hydrophilic. Waxa loogu yeero h...Sii akhri -
Xidhiidhka u dhexeeya ether cellulose, magnesium aluminium silicate iyo hoobiye diyaarsan iyo budada qalalan
Si loo sameeyo waxqabadka dhammaan dhinacyada hoobiye-isku-darka ah ee diyaarsan ayaa buuxinaya shuruudaha iyo shuruudaha dhismaha, isku-darka hoobiyeyaasha waa qayb muhiim ah. Magnesium aluminium silicate thixotropic lubricant iyo cellulose ether ayaa sida caadiga ah loo isticmaalaa dhumucyada biyaha- celiya gudaha mo...Sii akhri -
Hydroxypropyl MethylCellulose E464
Hydroxypropyl MethylCellulose E464 Hydroxypropyl Methylcellulose (HPMC) waa polymer semi-synthetic ah oo laga soo qaatay cellulose. Waxaa caadi ahaan loo isticmaalaa warshadaha cuntada sidii cunto lagu daro oo leh lambarka E464. HPMC waxa lagu sameeyaa daawaynta cellulose oo leh isku darka alkali iyo wakiilada etherification...Sii akhri -
Synthesis iyo sifooyinka Rheological ee Hydroxyethyl Cellulose Eter
Synthesis iyo sifooyinka Rheological ee Hydroxyethyl Cellulose Ether Joogitaanka alkali alkali ah oo iskiis loo sameeyay, warshadaynta hydroxyethyl cellulose waxaa lagu falceliyay N- (2,3-epoxypropyl) trimethylammonium chloride (GTA) cationization reagent si loogu diyaariyo beddelka sare ee ammonium rubuc qalalan ...Sii akhri -
Codsiga Ethyl methyl cellulose
Codsiga Ethyl methyl cellulose Ethyl Methyl Cellulose (EMC) waa derivative cellulose la beddelay oo caadi ahaan loo isticmaalo sidii dhumuc, xidhe, iyo filim-hore warshado kala duwan. Waa budo-cad, biyo-milmi leh, caddaan ama caddaan ah oo ay soo saarto iyada oo wax ka beddeleysa cellulose leh ethyl iyo methyl...Sii akhri -
Waa maxay Ethyl hydroxyethyl cellulose?
Waa maxay Ethyl hydroxyethyl cellulose? Ethyl Hydroxyethyl Cellulose (EHEC) waa nooc ka mid ah cellulose, kaas oo ah polymer dabiici ah oo laga helay walxaha dhirta. EHEC waa budo-cad oo biyo-milmi leh, caddaan ama caddaan ah oo caadi ahaan loo isticmaalo sidii dhumuc, xidhe, xasiliye, iyo filim-hore oo kala duwan ...Sii akhri -
Cellulose Ether ee Warshadaha Warqadaha
Ether Cellulose ee Warshadaha Warqadani waxay soo bandhigaysaa noocyada, hababka diyaarinta, sifooyinka waxqabadka iyo heerka codsiga ee ethers cellulose ee warshadaha waraaqaha, waxay soo bandhigaan noocyo cusub oo ethers cellulose ah oo leh rajooyin horumarineed, waxayna ka hadlayaan codsigooda ...Sii akhri -
Sidee loo hagaajiyaa Awood-shaqaynta Shabkada?
Sidee loo hagaajiyaa Awood-shaqaynta Shabkada? Isbarbardhigga tijaabada ah, ku-darka ether-ka cellulose wuxuu si weyn u wanaajin karaa shaqada shubka caadiga ah iyo hagaajinta bamka ee shubka la tumay karo. Ku darida ether-ka cellulose waxay yarayn doontaa xoogga shubka. Furaha...Sii akhri
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