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Cellulose ether ipolymer isina kugadzirwa semi-synthetic ine mamorekuru akawanda, inonyungudika mumvura uye inonyungudika. Ine mhedzisiro dzakasiyana mumaindasitiri akasiyana. Semuenzaniso, muzvinhu zvekuvaka zvemakemikari, ine mhedzisiro inotevera: ①Chinhu chinochengetedza mvura ②Chinokora ③Kuenzanisa...Verenga zvakawanda»
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Hydroxypropyl methylcellulose imhando ye non-ionic cellulose ether inowanikwa kubva mudonje rakanatswa, chinhu che polymer chechisikigo, kuburikidza nemaitiro akasiyana-siyana emakemikari. Inonyanya kushandiswa muindasitiri yekuvaka: putty powder isingapindi mvura, putty paste, tempered putty, pendi glue, masonry plastering mortar...Verenga zvakawanda»
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1. Putty powder inooma nekukurumidza Mhinduro: Izvi zvinonyanya kukonzerwa nekuwedzerwa kwecalcium yedota uye mwero wekuchengetedza mvura yefiber, uye zvakare zvine chekuita nekuoma kwemadziro. 2. Putty powder inobvisa mavanga uye inomonereka Mhinduro: Izvi zvine chekuita nehuwandu hwekuchengetedza mvura, izvo zviri nyore kuitika kana ...Verenga zvakawanda»
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Methylcellulose (MC) Fomura yemamorekuru yemethylcellulose (MC) ndeiyi: [C6H7O2(OH)3-h(OCH3)n\]x Maitiro ekugadzira ndeekugadzira cellulose ether kuburikidza nematanho akasiyana mushure mekunge donje rakanatswa rabatwa nealkali, uye methyl chloride inoshandiswa se etherification agent. Kazhinji, degr...Verenga zvakawanda»
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Cellulose ether ipolymer yakagadzirwa kubva kucellulose yechisikigo kuburikidza nekuchinja kwemakemikari. Cellulose ether inobva kucellulose yechisikigo. Kugadzirwa kwecellulose ether kwakasiyana nemapolymer ekugadzira. Chinhu chayo chakakosha icellulose, compound yepolymer yechisikigo. Nekuda kwe ...Verenga zvakawanda»
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Mudhaka rakaoma, cellulose ether chinhu chikuru chinogona kuvandudza mashandiro edhaka rakanyorova uye kukanganisa mashandiro edhaka. Methyl cellulose ether inoita basa rekuchengetedza mvura, kukora, uye kuvandudza mashandiro ekuvaka. Kuchengetedza mvura zvakanaka...Verenga zvakawanda»
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Mumakore achangopfuura, nekushandiswa zvishoma nezvishoma kwemitemo yakakodzera yekutevedzera pfungwa yekuvandudza sainzi uye kuvaka nzanga inochengetedza zviwanikwa, dhaka rekuvaka renyika yangu riri kutarisana nekuchinja kubva padhaka rekare kuenda padhaka rakasanganiswa rakaoma, uye dhaka rakasanganiswa rakaoma...Verenga zvakawanda»
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Dry powder mortar idhaka rakasanganiswa nepolymer rakaoma kana dhaka rakaoma rakagadzirwa nepolymer. Imhando yesimende negypsum sehwaro hwezvinhu zvikuru. Zvichienderana nezvinodiwa zvakasiyana zvekuvaka, zvinhu zvekuvaka zve dry powder nezvimwe zvinowedzera zvinowedzerwa muchikamu chakati. Idhaka...Verenga zvakawanda»
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Kusimba kwesimbi chinhu chakakosha pakushanda kwe cellulose ether. Kazhinji, kusimba kwesimbi kunowedzera, gypsum mortar inochengetedza mvura zviri nani. Zvisinei, kusimba kwesimbi kunowedzera, huremu hwe cellulose ether hunowedzera, uye kudzikira kwakafanana...Verenga zvakawanda»
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1. Cellulose ethers (MC, HPMC, HEC) MC, HPMC, uye HEC anoshandiswa zvakanyanya mukugadzira putty, pendi, mortar nezvimwe zvigadzirwa, kunyanya kuchengetedza mvura uye mafuta. Yakanaka. Nzira yekuongorora nekuziva: Yera magiramu matatu eMC kana HPMC kana HEC, isa mu300 ml yemvura wobva wasanganisa...Verenga zvakawanda»
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Mumortar yakasanganiswa, huwandu hwekuwedzera hwe cellulose ether hwakaderera zvikuru, asi hunogona kuvandudza mashandiro emortar yakanyorova, uye chinhu chikuru chinokanganisa mashandiro emortar. Kusarudzwa kwakanaka kwe cellulose ethers dzemhando dzakasiyana, vis...Verenga zvakawanda»
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Cellulose ether ipolymer isiri ionic semi-synthetic, inonyungudika mumvura uye inonyungudika. Ine mhedzisiro dzakasiyana mumaindasitiri akasiyana. Semuenzaniso, muzvinhu zvekuvaka zvemakemikari, ine mhedzisiro inotevera: ①Chinhu chinochengetedza mvura, ②Chinokora, ③Chinhu chekuenzana, ④Film f...Verenga zvakawanda»