Phofo ea polymer e qhalakantsoeng hape (RDP) ke copolymer ea vinyl acetate le ethylene e hlahisoang ka mokhoa oa ho omisa ka spray. Ke motsoako oa bohlokoa lits'ebetsong tse fapaneng tsa kaho, e fanang ka ho khomarela hamolemo, ho tenyetseha le ho tšoarella ha lihlahisoa tse thehiloeng samenteng. Tlhahiso ea phofo ea polymer e qhalakantsoeng hape e kenyelletsa mehato e 'maloa.
1. Khetho ea thepa e tala:
Copolymer ea vinyl acetate-ethylene: Thepa e ka sehloohong e tala ea RDP ke copolymer ea vinyl acetate le ethylene. Copolymer ena e khethiloe ka lebaka la litšobotsi tsa eona tse ntle tsa sekhomaretsi le bokhoni ba ho eketsa ho tenyetseha le ho tiea ha thepa e etsang samente.
2. Polymerization ea emulsion:
Ts'ebetso ea tlhahiso e qala ka polymerization ea emulsion, moo li-monomer tsa vinyl acetate le ethylene li polymerisitsoeng ka pel'a li-initiator le li-stabilizer.
Mokhoa oa ho etsa polymerization ea emulsion o laoloa ka hloko ho fumana boima ba limolek'hule, sebopeho le sebopeho sa copolymer se lakatsehang.
3. Karabelo le copolymerization:
Li-monomer tsa vinyl acetate le ethylene li arabela boteng ba catalyst ho etsa copolymer.
Ts'ebetso ea copolymerization e bohlokoa ho fumana li-polymer tse nang le thepa e lakatsehang, ho kenyeletsoa le thepa e ntle ea ho etsa filimi le ho qhalana hape.
4. Ho omisa ka spray:
Emulsion ebe e kenngoa ts'ebetsong ea ho omisa ka spray. Sena se kenyelletsa ho fafatsa emulsion ka phapusing e chesang, moo metsi a fetohang mouoane, a siea likaroloana tse tiileng tsa polymer e qhalakanngoang hape.
Maemo a ho omisa ka spray, a kang mocheso le phallo ea moea, a laoloa ka hloko ho netefatsa hore ho thehoa likaroloana tsa phofo e ntle e phallang ka bolokolohi.
5. Kalafo ea bokaholimo:
Hangata kalafo ea holim'a metsi e sebelisoa ho ntlafatsa botsitso ba polokelo le ho qhalana ha phofo ea polymer.
Hangata di-additives tse tshabang metsi kapa di-colloid tse sireletsang di sebediswa kalafong ya bokahodimo ho thibela ho kopana ha dikarolwana le ho ntlafatsa ho hasana ha phofo ka metsing.
6. Taolo ea boleng:
Mehato e tiileng ea taolo ea boleng e kenngoa tšebetsong nakong eohle ea tlhahiso. Liparamente tse kang kabo ea boholo ba likaroloana, bongata ba bongata, litaba tsa monomer tse setseng le mocheso oa phetoho ea khalase lia beoa leihlo ho netefatsa botsitso ba sehlahisoa.
7. Sephutheloana:
Phofo ea polymer ea ho qetela e qhalanngoang e pakiloe ka har'a lijana tse sa keneleng mongobo ho thibela ho monngoa ha metsi, e leng se ka amang ts'ebetso ea eona hampe.
Litšebeliso tsa Liphofo tsa Polymer tse Nchafalitsoeng:
RDP e sebediswa dibakeng tse fapaneng tsa kaho ho kenyeletswa le dikhomaretsi tsa dithaele, metswako e ikgomaretsang, ditsamaiso tsa ho qetela tsa ho kenya mocheso ka ntle (EIFS) le di-mortar tsa samente.
Phofo e ntlafatsa thepa e kang ho hanyetsa metsi, ho tenyetseha le ho khomarela, e thusang ho ntlafatsa ts'ebetso ka kakaretso le ho tšoarella ha thepa ena ea kaho.
ha re phethela:
Phofo ea polymer e qhalakantsoeng hape ke thepa e feto-fetohang e nang le lits'ebetso tsa bohlokoa indastering ea kaho. Tlhahiso ea eona e kenyelletsa khetho e hlokolosi ea thepa e tala, polymerization ea emulsion, ho omisa ka spray, kalafo ea bokaholimo le mehato e tiileng ea taolo ea boleng.
Ho etsoa ha phofo ea polymer e ka qhaloang hape ke ts'ebetso e rarahaneng e hlokang ho nepahala le tlhokomelo ho lintlha ho fumana sehlahisoa sa boleng bo holimo se nang le thepa e hlokahalang bakeng sa lits'ebetso tsa kaho.
Nako ea poso: Tshitwe-18-2023