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1. I-HPMC yahlulwe ngohlobo olukhawulezileyo nolukhawulezileyo. Uhlobo olukhawulezileyo lwe-HPMC lufakwe unobumba u-S, kwaye i-glyoxal kufuneka yongezwe ngexesha lenkqubo yokuvelisa. Uhlobo olukhawulezileyo lwe-HPMC alufaki onobumba, njengokuthi “100000″ kuthetha “100000 viscosity. 2. Nge okanye nge...Funda ngokugqithisileyo»
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1. I-Hydroxypropyl methyl cellulose enyibilikayo emanzini abandayo, amanzi ashushu anyibilikisiweyo aya kujongana nobunzima. Kodwa ubushushu bayo be-gelation emanzini ashushu buphezulu kakhulu kunobo be-methyl cellulose. Ukunyibilika kwe-methyl cellulose emanzini abandayo nako kuphuculwe kakhulu. 2. Ubunzima be-viscosity...Funda ngokugqithisileyo»
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I-Hydroxyethylcellulose (HEC) yaziwa kakhulu njenge-ejenti yokutyeba kunye ne-gelling kwimizi-mveliso eyahlukeneyo, kubandakanya izinto zokuthambisa, amayeza, kwanakweminye imveliso yokutya. Nangona kunjalo, ukusetyenziswa kwayo okuphambili akusiyo isongezo sokutya, kwaye ayidli ngokutyiwa ngqo ngabantu kwiindawo ezibalulekileyo...Funda ngokugqithisileyo»
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I-Hydroxyethyl cellulose (HEC) sisongezelelo esibalulekileyo kwi-formulations yepeyinti ye-latex esekwe emanzini, enegalelo kwiinkalo ezahlukeneyo zokusebenza kwepeyinti kunye neempawu zayo. Le polymer iguquguqukayo, evela kwi-cellulose, inika iingenelo ezininzi eziphucula umgangatho kunye nokusebenza kwayo...Funda ngokugqithisileyo»
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I-HPMC Hydroxypropyl methyl cellulose kwisamente mortar kunye ne-gypsum slurry, ikakhulu idlala indima yokugcina amanzi kunye nokuqina, inokuphucula ngempumelelo ukunamathela kunye nokumelana nokuwa kwe-slurry. Ubushushu bomoya, ubushushu kunye nesantya soxinzelelo lomoya zinokuchaphazela izinga lokuphuma kwamanzi kwisamente...Funda ngokugqithisileyo»
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I-Hydroxypropyl methyl cellulose HPMC, eyaziwa ngokuba yi-hydroxypromellose, yi-ether powder okanye i-granule ye-cellulose emhlophe ukuya kwemhlophe enokunyibilika kwamanzi abandayo kunye nokunganyibiliki kwamanzi ashushu okufana ne-methyl cellulose. Iqela le-Hydroxypropyl kunye neqela le-methyl zi-ether bond kunye ne-anhydrous glucose ring ye...Funda ngokugqithisileyo»
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1. Yintoni eyona nto isetyenziswa kakhulu yi-hydroxypropyl methyl cellulose? I-HPMC isetyenziswa kakhulu kwizixhobo zokwakha, kwiingubo, kwiiresini zokwenziwa, kwiiseramikhi, kumayeza, ekutyeni, kwimpahla yelaphu, kwezolimo, kwizinto zokuthambisa, kwicuba nakwamanye amashishini. I-HPMC inokwahlulwa ibe zii-industrial grade, food grade kunye ne-medical grade accord...Funda ngokugqithisileyo»
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Ukumelana nokusasazeka luphawu olubalulekileyo lobuchwephesha lokulinganisa umgangatho we-anti-dispersant. I-Hydroxypropyl methyl cellulose yi-polymer compound enyibilikayo emanzini, eyaziwa ngokuba yi-resin enyibilikayo emanzini okanye i-polymer enyibilikayo emanzini. Iyandisa ukuhambelana komxube ngokwandisa i-vi...Funda ngokugqithisileyo»
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Ithini i-HPMC Hydroxypropyl methyl cellulose kunye nesamente ratio? I-mortar yobunjineli engangeni manzi, iimpawu zayo zixhomekeke kubunzima obulandelayo bezinto ezikrwada ezenziweyo: Ikhonkrithi 30-340, umgubo wezitena zenkunkuma yokwakha yobunjineli 40-50, i-lignin fiber 20-24, i-calcium formate 4-6, ...Funda ngokugqithisileyo»
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Ngaba i-HPMC kunye ne-CMC zingaxutywa? I-Methyl cellulose imhlophe okanye imhlophe njenge-fibrous okanye i-granular powder; Ayinavumba, ayinancasa. Le mveliso emanzini iyadumba ibe yisisombululo se-colloidal esicacileyo okanye esinamafu kancinci; Ayinyibiliki kwi-ethanol epheleleyo, i-chloroform okanye i-diethyl ether. Isasazeka ngokukhawuleza kwaye idumbe kwindawo eshushu...Funda ngokugqithisileyo»
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Indlela yokusebenzisa i-hydroxyethyl cellulose kwipeyinti yelatex 1. I-Hydroxyethyl cellulose ene-porridge efana ne-phenology: kuba i-hydroxyethyl cellulose ayinyibiliki lula kwi-organic solvents, ezinye i-organic solvents zingasetyenziselwa ukuxhobisa i-porridge. Amanzi abandayo nawo ayi-solvent embi, ngoko ke ahlala esetyenziswa...Funda ngokugqithisileyo»
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I-Hydroxyethyl cellulose (HEC) ihlala inyibilika kakhulu emanzini kumanqanaba obushushu abanzi, nakwiindawo ezinobushushu obuphezulu apho ezinye ii-non-ionic chemically modified cellulose ethers ezifana ne-methyl cellulose (MC) kunye ne-hydroxypropyl methyl cellulose (HpMC) zibonisa amanqaku e-turbidity. Ukucacisa i-c...Funda ngokugqithisileyo»