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1. Tsanangudzo uye basa remuchina wekugocha. Zvimwe zvinogona kuwedzera kugocha kwependi dzinobva mumvura zvinonzi muchina wekugocha. Muchina wekugocha une basa rakakosha mukugadzirwa, kuchengetwa uye kugadzirwa kwezvipfeko. Basa guru remuchina wekugocha nderekuwedzera kugocha kwependi...Verenga zvakawanda»
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Mabhenefiti eHPMC mukugadzirwa kwemishonga inodzorwa Hydroxypropyl methylcellulose (HPMC) ipolymer inoshandiswa zvakanyanya mukugadzirwa kwemishonga, kunyanya mukugadzirwa kwemishonga inodzorwa. Kufarirwa kwayo kunobva muhunhu hwayo hwakasiyana hunoita kuti ikwanise kushandiswa zvakadaro. Pano...Verenga zvakawanda»
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Ndezvipi zvinhu zvine chekuita nemapfupa eHPMC? Hydroxypropyl methylcellulose (HPMC) ipolymer inoshandiswa zvakanyanya mumaindasitiri akasiyana-siyana, anosanganisira mishonga, kuvaka, chikafu, uye zvizoro, kunyanya nekuda kwehunhu hwayo hwakasiyana hwemapfupa emapfupa. Rheology idzidzo ye...Verenga zvakawanda»
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Basa reHPMC mukuwedzera kunamira mumachira Kunamira kwemachira chinhu chakakosha chinokanganisa mashandiro uye kugara kwenguva refu kwezvinhu zvakasiyana-siyana. Hydroxypropyl Methylcellulose (HPMC), iyo polymer inoshandiswa zvakasiyana-siyana, yawana kutariswa nekuda kwekugona kwayo kuwedzera kunamira mumachira. Kutanga...Verenga zvakawanda»
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Zvinhu zvinosanganisa mishonga zvinhu zvinosanganisa mishonga zvinoshandiswa mukugadzira mishonga, uye chikamu chakakosha chekugadzira mishonga. Sezvinhu zvakasikwa zvinobva mupolymer, cellulose ether inogona kuora, haina chepfu, uye yakachipa, senge sodium carboxymethyl cellu...Verenga zvakawanda»
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Dry powder mortar idhaka rakapedzwa zvishoma rakagadzirwa nezvinhu zvisina kugadzirwa mufekitori kuburikidza nekusanganisa nemazvo uye kusanganisa zvakafanana. Rinogona kushandiswa chete nekuwedzera mvura nekukurunga panzvimbo yekuvaka. Nekuda kwemhando dzakasiyana dzedhaka rakaoma, rinoshandiswa zvakanyanya. Chimwe chezvinhu zvikuru zvaro ndechekuti...Verenga zvakawanda»
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Sei chinodiwa chekuchengetedza mvura mudhaka chakakwira kudaro, uye ndeapi mabhenefiti anoshamisa edhaka rine mvura yakanaka? Regai ndikuudzei kukosha kwekuchengetedza mvura kweHPMC mudhaka! Kudiwa kwekuchengetedza mvura mudhaka kunoreva kugona kwedhaka...Verenga zvakawanda»
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1, hydroxypropyl methyl cellulose (HPMC) inonyanya kushandiswa sei? Mhinduro: HPMC inoshandiswa zvakanyanya muzvinhu zvekuvaka, machira, maresini ekugadzira, zviumbwa zvedongo, mishonga, chikafu, machira, kurima, zvizoro, fodya nedzimwe nzvimbo. HPMC inogona kukamurwa kuita: giredhi rekuvaka, giredhi rechikafu uye...Verenga zvakawanda»
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Kuchengetwa kwemvura yeCellulose ether Kuchengetwa kwemvura kwemortar zvinoreva kugona kwemortar kubata nekukiya mvura. Kana viscosity yecellulose ether yakakwira, kuchengetedza kwemvura kuri nani. Nekuti chimiro checellulose chine hydroxyl ne ether bond, hydroxyl ne ether bond group ye oxygen atom...Verenga zvakawanda»
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Chii chinonzi hydroxyethyl cellulose? Hydroxyethyl cellulose (HEC), chinhu chena kana chepepuru cheyero, chisina hwema, chisina chepfu, chine fibrous kana powdery solid, chakagadzirwa ne etherification ye alkaline cellulose ne ethylene oxide (kana chlorohydrin), chiri cherudzi rwe Nonionic soluble cellulose ethers. Nekuti HEC ine...Verenga zvakawanda»
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Patinoshandisa putty powder, panowanzova nematambudziko, saka hatizivi chikonzero. Ini ndinofunga kuti panofanira kunge paine marudzi manomwe ematambudziko anowanzoonekwa muputty powder! Chekutanga: Zviite nekukurumidza. Izvi zvinonyanya kuenderana nekuwedzerwa kwecalcium yedota uye mwero wekuchengetedza mvura yefibe...Verenga zvakawanda»
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Mukushandisa hydroxypropyl methyl cellulose HPMC, tinowanzoona kuti yakakamurwa kuita mhando mbiri: inonyungudika nekukurumidza uye inonyungudika zvishoma nezvishoma. Ngatinzwisisei musiyano uripo pakati pekunyungudika nekukurumidza uye inonyungudika zvishoma nezvishoma kwehydroxypropyl methyl cellulose. HPMC inokurumidza inoreva kushandiswa kwe cros...Verenga zvakawanda»