Hydroxypropyl methylcellulose (HPMC) ke polymer e feto-fetohang e atisang ho sebelisoa meahong ea konkreite e khabisitsoeng ka meaho bakeng sa merero e fapaneng. Likarolo tsena li sebelisoa libakeng tse teng tsa konkreite ho ntlafatsa boipiletso ba tsona bo botle, ho tšoarella le ts'ebetso.
1.Selelekela ho HPMC ka Mekhabiso ea Konkreite ea Mekhabiso ea Meaho
Mekhabiso ea konkreite e khabisitsoeng ka meralo ke khetho e tsebahalang bakeng sa ho ntlafatsa ponahalo le ts'ebetso ea libaka tsa konkreite libakeng tsa bolulo le tsa khoebo. Likarolo tsena li fana ka mefuta e meng e theko e tlase ho feta lisebelisoa tsa setso joalo ka lejoe, litene kapa lithaele, ha li ntse li fana ka menyetla e sa feleng ea meralo. HPMC e bapala karolo ea bohlokoa ho thehoeng ha likoahelo tsena, ho kenya letsoho ho thepa ea tsona ea sekhomaretsi, ho sebetsa le ho tšoarella.
2.Adhesion le Bonding
E 'ngoe ea mesebetsi ea mantlha ea HPMC ho meaho ea konkreite e khabisitsoeng ka meralo ke ho ntlafatsa sekhomaretsi le maqhama lipakeng tsa thepa e koaheletsoeng le substrate e teng ea konkreite. HPMC e sebetsa e le tlamahano, e theha maqhama a matla a thusang ho thibela delamination le ho netefatsa tshebetso e tšoarellang nako e telele. Ka ho matlafatsa ho khomarela, HPMC e thusa ho theha sebaka se se nang moroallo le se tšoarellang se hananang le ho ebola, ho peperana le ho phatloha.
3.Ho sebetsa le ho tsitsisa
HPMC e sebetsa e le mofetoleli o teteaneng le oa rheology meahong ea konkreite e khabisitsoeng ka meaho, e lumellang borakonteraka ho fihlela ts'ebetso e lakatsehang le botsitso nakong ea kopo. Ka ho lokisa viscosity ea motsoako o koahelang, HPMC e thusa ho netefatsa phallo e nepahetseng le ho khomarela, ho thusa ho hasana habonolo le ho lekanngoa holim'a substrate ea konkreite. Sena se etsa hore ho be le sepakapaka se boreleli le se ts'oanang, se matlafatsang ponahalo ea kakaretso ea ho koahela.
4.Ho boloka Metsi le Taolo
Ntle le ho ntlafatsa ho khomarela le ho sebetsa, HPMC e boetse e thusa ho laola ho bolokoa ha metsi ka meaho ea konkreite e khabisitsoeng ka meralo. Ka ho etsa filimi e sireletsang holim'a lisebelisoa tse koahelang, HPMC e fokotsa tahlehelo ea mongobo nakong ea ho folisa, ho thibela ho omisoa pele ho nako le ho netefatsa hore ho na le metsi a nepahetseng a likarolo tsa cementitious. Sena se thusa ho fokotsa ho honyela, ho petsoha, le bofokoli bo kaholimo, ho fella ka pheletso e tšoarellang le e khahlisang ka bokhabane.
5.Crack Bridging le Durability
Ho petsoha ke taba e atileng ka ho koaheloa ha konkreite ka lebaka la lintlha tse kang ho sisinyeha ha substrate, ho feto-fetoha ha mocheso le ho fokotseha ho hoholo. HPMC e thusa ho fokotsa bothata bona ka ho ntlafatsa bokhoni ba ho feto-fetoha ha maemo le borokho ba lintho tse koaheletsoeng. Ka ho theha matrix e tsitsitseng e ka amohelang metsamao e nyane ea substrate le khatello ea maikutlo, HPMC e thusa ho thibela ho ata ha mapetsong le ho boloka botsitso ba bokaholimo ba nako. Sena se etsa hore ho be le mokhabiso o tšoarellang le oa nako e telele o hlokang tlhokomelo e fokolang.
6.Ho Ntlafatsa Liphello Tsa Khabiso
Ka ntle ho thepa ea eona ea ts'ebetso, HPMC e boetse e bapala karolo ea ho ntlafatsa litlamorao tsa mokhabiso oa konkreite ea meralo. Ka ho sebetsa e le sejari sa li-pigments, dae le likarolo tsa mekhabiso, HPMC e lumella borakonteraka ho etsa mebala e tloaelehileng, metako le lipaterone tse tlatselletsang tikoloho e haufi. Hore na ho pheta chebahalo ea lejoe la tlhaho, lithaele, kapa lepolanka, likoahelo tse thehiloeng ho HPMC li fana ka menyetla e sa feleng ea meralo bakeng sa baetsi ba meralo, baqapi le beng ba thepa.
Hydroxypropyl methylcellulose (HPMC) ke polymer e sebetsang ka bongata e sebeletsang merero e fapaneng ho meaho ea konkreite e khabisitsoeng ka meralo. Ho tloha ho ntlafatso ea ho khomarela le ho sebetsa ho ea ho matlafatso a tšoarellang le litlamorao tsa mekhabiso, HPMC e bapala karolo ea bohlokoa ho thehoeng le tšebetsong ea likoahelo tsena. Ka ho kenyelletsa HPMC mererong ea bona, borakonteraka ba ka fihlela liphetho tse holimo tse fihlelang litlhoko tsa botle, ts'ebetso le ts'ebetso ea moralo oa sejoale-joale oa meralo.
Nako ea poso: May-17-2024