Redispersible Polymer Powder (RDP) ipolymer inoshandiswa mumhando dzakasiyana-siyana dzekushandisa. RDP ipfu inonyungudika mumvura yakagadzirwa kubva mumhando dzakasiyana-siyana dzemapolymer, kusanganisira vinyl acetate, vinyl acetate ethylene, uye acrylic resins. Hupfu hunosanganiswa nemvura nezvimwe zvinowedzera kuti hugadzire slurry, iyo inozoiswa kune substrates dzakasiyana. Kune mhando dzakasiyana dzeRDP, imwe neimwe ine hunhu hwayo hwakasiyana uye mashandisirwo ayo. Muchinyorwa chino, tichaongorora dzimwe dzemhando dzeRDP dzakajairika uye mashandisirwo adzo.
1. Polymer inonyungudika zvakare yevinyl acetate
Mapolymers anosanganiswa nevinyl acetate ndiwo anonyanya kushandiswa muRDP. Akagadzirwa kubva kuvinyl acetate nevinyl acetate ethylene copolymer. Zvidimbu zvepolymer zvinoparadzirwa mumvura uye zvinogona kugadziriswazve kuita mvura. Rudzi urwu rweRDP rune mashandisirwo akasiyana-siyana anosanganisira dry mix mortars, zvigadzirwa zvesimende uye self leveling compounds. Ane hukama hwakanaka, kuchinjika uye kugara kwenguva refu.
2. Polima inonyungudika zvakare yeAcrylic
Mapolymers anonyungudika eacrylic anogadzirwa kubva kuacrylic kana methacrylic copolymers. Simba rawo rakasiyana uye kuramba kukwesha kunoita kuti akwanise kushandiswa kana kugara kwenguva refu kuchikosha. Anoshandiswa mumatiles anonamira mataira, masisitimu ekuputira ekunze uye ekupedzisa (EIFS), uye mukugadzirisa mamortar.
3. Ethylene-vinyl acetate polymer inonyungudika zvakare
Mapolymers eEthylene-vinyl acetate anogadziriswazve anogadzirwa kubva kumacopolymers eethylene-vinyl acetate. Anoshandiswa mumhando dzakasiyana-siyana dzinosanganisira simende, magrout uye matiles anonamira. Ane kuchinjika kwakanaka uye anonamatira ekushandiswa munzvimbo dzine kushushikana kwakanyanya.
4. Styrene-butadiene polymer inonyungudika zvakare
Mapolymers anonyungudika eStyrene-butadiene anogadzirwa kubva kumacopolymers estyrene-butadiene. Anoshandiswa mumhando dzakasiyana siyana dzinosanganisira kugadzira mamortar ekongiri, manamira emataira uye magrout. Ane hunhu hwakanaka hwekudzivirira mvura uye kunamira.
5. Upfu hwepolymer hunogadziriswazve
Upfu hwepolymer hunogadziriswazve iRDP yakagadzirirwa kuiswazve mumvura mushure mekuomeswa. Inoshandiswa munzvimbo dzakawanda apo chigadzirwa chinoiswa mumvura kana hunyoro mushure mekushandiswa. Izvi zvinosanganisira manamatiro emataira, grout, uye caulk. Anodzivirira mvura zvakanyanya uye anochinjika.
6. Upfu hwepolymer hunonyungudika hunogona kunyungudika
Upfu hwepolymer hunonyungudika hunogona kunyungudika hunowedzera simba rekudzivirira mvura hwezvigadzirwa zvesimende. Hunowanzo shandiswa mukushandiswa apo chigadzirwa chacho chinosangana nemvura, zvakaita seExterior Insulation and Finishing Systems (EIFS), matiles edziva rekushambira uye mamortar ekugadzirisa kongiri. Hune simba rekudzivirira mvura uye hunogara kwenguva refu.
Upfu hwelatex hunosanganiswazve chinhu chinogona kushandiswa mumabasa akawanda. Kune mhando dzakasiyana dzeRDP, imwe neimwe ine hunhu hwayo hwakasiyana uye mashandisirwo ayo. Kunamira kwavo kwakanaka, kuchinjika uye kugara kwenguva refu kunoita kuti vakwanise kushandiswa muzvigadzirwa zvakasiyana-siyana. Kana vakashandiswa nemazvo, vanogona kubatsira kuvandudza mhando uye kugara kwenguva refu kwezvigadzirwa zvakawanda zvekuvaka.
Nguva yekutumira: Nyamavhuvhu-28-2023