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Mune simende dhaka uye gypsum-based slurry, hydroxypropyl methylcellulose inonyanya kutamba basa rekuchengetedza mvura uye kukora, uye inogona kunyatso kuvandudza kunamatira uye sag kuramba kweslurry. Zvinhu zvakadai semhepo tembiricha, tembiricha uye mhepo kumhanyisa kumhanya zvinokanganisa volatili ...Verenga zvimwe»
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1. Zvinetso zvinowanzoitika muputty powder Kuomesa nokukurumidza: Izvi zvinonyanya kukonzerwa nehuwandu hwe lime calcium powder yakawedzerwa (yakakura kwazvo, chiyero che lime calcium powder inoshandiswa muputty formula inogona kuderedzwa zvakakodzera) inoenderana nehuwandu hwekuchengetedza mvura. iyo fiber, uye zvakare ine hukama neiyo dr ...Verenga zvimwe»
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kuoma nekukurumidza Izvi zvinonyanya kukonzerwa nekuwedzerwa kwakanyanya kweash calcium powder (chiyero che ash calcium powder inoshandiswa muputty formula inogona kuderedzwa zvakakodzera) inobatana nehuwandu hwekuchengetedza mvura yehydroxypropyl methylcellulose, uye inobatanidzawo nekuoma kwemvura. rusvingo. Peeling a...Verenga zvimwe»
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Hydroxypropyl methylcellulose isiri-ionic cellulose ether yakagadziriswa kubva mukotoni yakanatswa kuburikidza nehurongwa hwekuita kwemakemikari. Chinhu chisina kunhuwa, chisina chepfu chichena chehupfu chinonyungudika mumvura uye chinopa Mushonga wakajeka kana kuti wakaita makore zvishoma. Iine maitiro et...Verenga zvimwe»
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Zita reChinese reHPMC ndiro hydroxypropyl methylcellulose. Iyo isiri-ionic uye inowanzoshandiswa sechinhu chekuchengetedza mvura mudhaka yakaoma-yakasanganiswa. Ndiyo inonyanya kushandiswa kuchengetedza mvura mudhaka. A polysaccharide-based ether chigadzirwa chinogadzirwa nealkalization uye etherification. Haina...Verenga zvimwe»
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1. Matambudziko anowanzo mu putty powder yakaoma nokukurumidza Izvi zvinonyanya kuenderana nehuwandu hwemadota calcium powder yakawedzerwa (yakakura kwazvo, iyo yakawanda yeash calcium powder inoshandiswa muputty formula inogona kuderedzwa zvakakodzera) uye chiyero chekuchengetedza mvura yehydroxypropyl methylcellulose ( HPMC), uye zvakare zvakare ...Verenga zvimwe»
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Redispersible latex poda ipfu chena yakasimba inowanikwa nespray-drying special latex. Inonyanya kushandiswa sechinhu chakakosha chekuwedzera che "dry-mixed dhaka" uye mamwe madhaka akaomeswa akaomeswa ekunze emadziro ekudzivirira enjiniya ekuvaka zvinhu. Chenjerera kune zvinotevera ...Verenga zvimwe»
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Hydroxypropyl methylcellulose inonyanya kushandiswa se dispersant mukugadzirwa kwe polyvinyl chloride, uye ndiyo huru yekubatsira mumiriri wekugadzirira PVC nekumisa polymerization. Mukuita kwekuvaka indasitiri yekuvaka, inonyanya kushandiswa mukuvaka mechan senge madziro ...Verenga zvimwe»
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Yakagadziridzwa yekuwedzera yakadai seyakagadzirwa-yakasanganiswa dhaka additives, cellulose ethers, coagulation regulators, redispersible latex poda, air-entraining agents, ekutanga simba maajenti, zvinoderedza mvura, nezvimwewo, izvo zvinowedzerwa zvinoenderana nezvinodiwa zvepurojekiti, zvinovandudza mashandiro acho zvakanyanya. yakagadzirira-yakasanganiswa ...Verenga zvimwe»
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Kushandiswa kwehydroxypropyl methylcellulose (HPMC) mukuvaka dhaka plastering dhaka: Kuchengetedzwa kwemvura kwakakwirira kunogona kuita kuti simende izere hydrated, kuwedzera zvakanyanya kusimba kwechisungo, uye panguva imwecheteyo, inogona kuwedzera zvakakodzera simba rekusimba uye kugera simba, zvakanyanya kusimba. .Verenga zvimwe»
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(1) Kutsunga kweviscosity: Chigadzirwa chakaomeswa chinogadzirirwa mumushonga wemvura ine uremu hwe2 ° C, uye inoyerwa neNDJ-1 rotational viscometer; (2) Kuonekwa kwechigadzirwa kune upfu, uye chigadzirwa chekare chinosungirirwa ne "s". Maitiro ekushandisa hydroxyp ...Verenga zvimwe»
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Iyo viscosity index yehydroxypropyl methylcellulose indekisi yakakosha. Iyo viscosity haimiriri kuchena. Iyo viscosity ye cellulose HPMC zvinoenderana nemaitiro ekugadzira. Nzvimbo dzakasiyana dzekushandisa dzinofanira kusarudza cellulose HPMC ine maviscosities akasiyana, kwete iyo yakakwira vi...Verenga zvimwe»