SELELEKELA:
Gypsum polasetiki, e sebelisoang haholo e phehelloa ka setsing sa ts'ebetso le boiketlo ba eona lilemong tsa morao tjena tse kang hydroxyproppyl methylcelulolo (HPMC). HPMC, e nang le matla a mangata a cellulose, e fana ka thepa e mengata e lakatsehang e ntlafatsang ts'ebetso le ho tsoela pele ha liforomo tsa polasetiki tsa Gypsum. Sengoliloeng sena se fetela pele ho karolo e mengata ea HPMC Seleriki sa lona sa Pyaelleng, e leng litšoaneleho tse sebetsang le tse sebetsang.
Meetso ea lik'hemik'hale le thepa ea HPMC:
Hydroxypropypropity Methylcelubulose ka ho fetoloa ke lik'hemik'hale tsa lik'hemik'hale, ho fella ka polymer ea nang le metsi ka thepa e ikhethang. Mohau oa eona oa lik'hemik'hale o na le liketane tsa kallulose tse bolokiloeng ka minthyl le hydroxypropyproxyl. Tekanyo ea sebaka (DS) ea lihlopha tsa methyl le hydropyl li susumetsa haholo thepa ea HPMC, ho kenyeletsoa le pono, lifofane tsa metsi. HPMC e bonts'a thepa ea ho boloka metsi, e theha tharollo e tsitsitseng ea khalase e kenngoeng ho ntlafatsa le ho thusa likopo tsa pypsum.
Mesebetsi ea HPMC ho Gypsum Plaster:
Ho Boloka Metsi: HPMC e sebetsa e le polymer ea hydrophilic, ka tsela eo e hlahisa likaroloana tsa metsi tse potlakileng. Sena se ntlafatsa ts'ebetso ea polasetiki, e lumellang nako ea ho etsa kopo le ho fokotsa kotsi ea ho akheha kapa ho shrinkage.
Rheology Motsoako: Ho tlatsetso ha HPMC ho susumetsa boits'oaro ba liphiri tsa Gypsum, ba kenya litšobotsi tsa pseudoplage kapa tse tšesaane. Sena se fella ka hore ho na le phoso e ntlafalitsoeng, ho tsuba ho ntlafalitsoeng, 'me ho boetse ho ntlafatsa thepa ea thixoftropic, ho nolofalletsa ho sebelisoa le ho fihlela metsi a ikhethileng a bileng.
Khokahano ea Khatello: HPMC e ntlafatsa ho ba le moea oa Gypsum ho kopanya tse fapaneng, ho kenyeletsoa lesaane, konkreite le omese. Sebopeho sa sebopeho se tsitsitseng pakeng tsa samente le substrate se khothalletsa matla kapa ho fokotsa ho lieha kapa ho netefatsa hore o tla boloka nako e telele le botšepehi ba morao-rao.
Ho ipehela taolo ea nako: Ka ho laola li-gypsum tsa Gypsum, HPMC li thusa taolo e nepahetseng ka nako ea ho itlhoekisa ka nako ea litlolo. Sena se lumella mekhabiso e hlophisitsoeng e etselitsoeng ho e-na le litlhoko tse ikhethang, e nyoloha ho tloha ka potlako bakeng sa merero e sa tsotelleng ea nako ho isa tekanyong e telele bakeng sa mosebetsi o boima kapa o boima.
Melemo ea HPMC ho Gypsum Plaster Letoto:
Ho kenyelletsa HPMC ho fana ka melemo e 'maloa bakeng sa litlhaselo tsa Plaster tsa Gypsum:
Ho ntlafalitsoe ka metsi: Ho boloka thepa le ho boloka metsi le ho boloka litšila le ho bolokoa haholoanyane, ho nolofalletsa ho sebelisoa le ho fokotsa litšila le ho fokotsa litšila.
Ho hlomme hape ho hoholo le ho beha taolo ea nako ho kenya matla a ho eketseha ha nako, le ho lelekisa lintho tse eketsehileng, le ho ntlafatsoa ke ho hanyetsa mabaka a kang mongobo le ho feto-fetoha.
Lipehelo tse fapaneng: HPMC-Edied Places tse fetotsoeng mererong ea kaho e fapaneng, ho kenyelletsa le ho phethela ka ho kenella, ho lokisa le ho khutlisetsa meralo.
Mehopolo e Molemo le Litataiso tsa Lihlahisoa:
Ha ho kenyelletsa HPMC ho gypsum Plaster Cofters Plasters, lintlha tse 'maloa li lokela ho nkuoa ho ntlafatsa ts'ebetso le ho netefatsa hore:
Khetho ea sehlopha sa HPMC: Khetho ea mophato oa HPMC o lokela ho thehoa litlhokahalo tse hlokoang, ho boloka metsi le taolo ea metsi le ho beha taolo ea metsi.
Teko ea ho etsa qeto: liteko tse mabapi le HPMC le litlatsetso tse ling kapa li-clecmitives tse ling li bohlokoa ho lekola tšebetso e ka bang lipakeng tsa ts'ebetso ea phatlalatso.
Mekhoa e kopanyang: Mekhoa e nepahetseng ea ho kopanya, ho kenyelletsa le tatellano ea litheko tsa polasetiki, e lokela ho hlahlojoa kapa ho etsa bonnete ba hore li lumellana le melao ea ts'ebetso.
Hydroxypropypropinyl Methylcelllll. Ka motsoako oa eona o ikhethang oa ho boloka metsi, ntlafatso ea Rheology, ntlafatso ea Rheology, 'me u ipehela taolo ea nako le ho ts'epahala ha nako le ho ts'epahala ha nako ea ho aha. Ka ho utloisisa mesebetsi le melemo ea HPMC, bahlahisi ba ka ntlafatsa mekhoa ea ho fetoha plaster ho fihlela melao e phahameng ea ho haha le tšebetso ha ba ntse ba fihlela litekanyetso tsa boleng bo phahameng le ba ts'ebetso.
Poso: Feb-18-2025