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1. Matambudziko anowanzo mu putty powder Kuomesa nokukurumidza kunonyanya kukonzerwa nehuwandu hwemadota e calcium powder yakawedzerwa (yakakura kwazvo, iyo yakawanda yeash calcium powder inoshandiswa muputty formula inogona kuderedzwa zvakakodzera) inoenderana nehuwandu hwekuchengetedza mvura ye fiber. , uye zvine chekuitawo nekuoma kwe...Verenga zvimwe»
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Mumatope akagadzirira-akasanganiswa, chero bedzi cellulose ether shoma inogona kuvandudza zvakanyanya kushanda kwedhaka rakanyorova, zvinogona kuonekwa kuti cellulose ether ndiyo inonyanya kuwedzera iyo inokanganisa kushanda kwekuvaka kwedhaka. Kusarudzwa kwemhando dzakasiyana, dzakasiyana viscosities, dzakasiyana pa ...Verenga zvimwe»
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Chinhu chinonyanya kukosha che cellulose ether ndiko kuchengetedza kwayo mvura mumidziyo yekuvaka. Pasina kuwedzera kwe cellulose ether, iyo yakatetepa yedhaka nyowani inooma nekukurumidza zvekuti simende haigone kunyorova nenzira yakajairika uye dhaka haigoni kuomesa uye kuwana kubatana kwakanaka. Pa...Verenga zvimwe»
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Zvigadzirwa zvevhitamini zvese zvakatorwa kubva kune zvakasikwa donje pulp kana huni pulp, izvo zvinogadzirwa kuburikidza ne etherification. Zvigadzirwa zvakasiyana zve cellulose zvinoshandisa akasiyana etherifying agents. Iyo etherifying agent inoshandiswa muhydroxyethyl cellulose (HEC) ndeye ethylene oxide, uye iyo etherifying agent inoshandiswa muhydroxy...Verenga zvimwe»
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Kushandiswa kwehydroxypropyl methylcellulose mukuvaka dhaka plastering dhaka Kuchengetedzwa kwemvura kwakakwirira kunogona kuita kuti simende izere hydrated, kuwedzera zvakanyanya simba rebhondi, uye panguva imwecheteyo, inogona kuwedzera zvakakodzera simba rekusimba uye kugera simba, ...Verenga zvimwe»
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A. Kudiwa kwekuchengetwa kwemvura Kuchengeta mvura kwedhaka kunoreva kugona kwedhaka kuchengetedza mvura. Doka rine mvura isina kunaka rinowanzobuda ropa uye kupatsanurwa panguva yekufambisa uye kuchengetedza, kureva kuti, mvura inoyangarara pamusoro, uye jecha nesimende zvinonyura pazasi. Zvinofanira kuva...Verenga zvimwe»
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1. Chii chinonzi hydroxypropyl methylcellulose? ——Mhinduro: Hydroxypropyl Methyl Cellulose, Shona: Hydroxypropyl Methyl Cellulose Kupfupisa: HPMC kana MHPC Alias: Hypromellose; Cellulose Hydroxypropyl Methyl Ether; Hypromellose, Cellulose, 2-hydroxypropylmethyl Cellulose ether. Cellulose ...Verenga zvimwe»
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Redispersible latex poda ivhu rinonyungudika mumvura, rinova copolymer ye ethylene uye vinyl acetate, ine polyvinyl doro seyekudzivirira colloid. Naizvozvo, redispersible latex poda yakakurumbira mumusika weindasitiri yekuvaka, uye maitiro ekuvaka haasi ide ...Verenga zvimwe»
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Mvura yakasanganiswa dhaka: dhaka rakasanganiswa imhando yesimende, yakasanganiswa, yakasanganiswa nemvura, uye zvichienderana nehunhu hwezvinhu zvakasiyana-siyana, zvichienderana nehumwe chiyero, mushure mekuyerwa pachiteshi chekusanganisa, chakavhenganiswa, chinoendeswa kunzvimbo uko rori rinoshandiswa, ndokupinda mu...Verenga zvimwe»
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Parizvino, hapana mushumo pamusoro pemhedzisiro yekuwedzera nzira yehydroxyethyl cellulose pane latex pendi system. Kuburikidza nekutsvakurudza, zvinoonekwa kuti kuwedzerwa kwehydroxyethyl cellulose mu latex pendi system yakasiyana, uye kushanda kwependi yakagadzirwa nelatex yakasiyana zvikuru ....Verenga zvimwe»
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Iye zvino vanhu vazhinji havazivi zvakawanda nezve hydroxypropyl starch ether. Vanofunga kuti pane musiyano mudiki pakati pehydroxypropyl starch ether neyakajairika starch, asi handizvo. Huwandu hwehydroxypropyl starch ether inoshandiswa muzvigadzirwa zvedhaka idiki kwazvo, uye huwandu hwekuwedzera hwepola...Verenga zvimwe»
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Hydroxypropyl methylcellulose yakakamurwa kuita maviri marudzi eyakajairwa inopisa-inonyungudika mvura inotonhora yemhando. 1. Gypsum series Muzvigadzirwa zvegypsum series, cellulose ether inonyanya kushandiswa kuchengetedza mvura uye kutsetseka. Pamwe chete vanopa zororo. Inogona kugadzirisa kusahadzika nezve kuputika kwegubhu uye ...Verenga zvimwe»