Yiziphi izindima ezidlalwa kabusha i-polymer powder odakeni?

I-redispersible polymer powder (RPP) idlala izindima ezimbalwa ezibalulekile ekwakhiweni kodaka, ikakhulukazi osimende osimende kanye ne-polymer-modified. Nazi izindima ezibalulekile ezisebenza kabusha i-polymer powder odakeni:

1. Ukuthuthukisa Ukunamathela: I-RPP ithuthukisa ukunamathela kodaka kuma-substrates ahlukahlukene, okuhlanganisa ukhonkolo, amatshe, ukhuni, nezindawo zensimbi. Lokhu kunamathela okuthuthukisiwe kusiza ukuvimbela i-delamination futhi kuqinisekisa ukuhlangana okuqinile phakathi kodaka ne-substrate.
2. Ukuthuthukisa Ukuvumelana nezimo: I-RPP inika ukuguquguquka kodaka, iyenze imelane kakhulu nokuqhekeka nokuguqulwa. Lokhu kubaluleke kakhulu ezinhlelweni zokusebenza lapho i-substrate ingase izwakale ukunyakaza noma ukunwetshwa kwe-thermal kanye nokufinyela.
3. Ukwandisa Ukugcinwa Kwamanzi: I-RPP ithuthukisa izindawo zokugcina amanzi zodaka, okuvumela ukugeleza kwesikhathi eside kwezinto zikasimende. Lokhu kubangela ukusebenza kangcono, isikhathi esivulekile esinwetshiwe, kanye nokunamathela okuthuthukisiwe, ikakhulukazi ezimeni ezishisayo noma ezinomoya.
4. Ukuthuthukisa Ukusebenza: I-RPP ithuthukisa ukusebenza kanye nokuvumelana kodaka, ikwenze kube lula ukuxutshwa, ukusetshenzwa, nokusabalalisa. Lokhu kuvumela ukumbozwa okungcono kanye nokusetshenziswa okufanayo okufanayo, ukunciphisa amathuba okuba nezikhala noma izikhala odakeni oluphelile.
5. Ukunciphisa Ukuncipha Nokuqhekeka: Ngokuthuthukisa ukunamathela, ukuguquguquka, nokugcinwa kwamanzi, i-RPP isiza ukunciphisa ukuncipha kanye nokuqhekeka odakeni. Lokhu kuzuzisa kakhulu ezinhlelweni lapho imifantu eshwabene ingase ibeke engcupheni ubuqotho nokuqina kodaka.
6. Ukwandisa Amandla Nokuqina: Ukusetshenziswa kwe-RPP kungathuthukisa izakhiwo zemishini zodaka, okuhlanganisa amandla acindezelayo, amandla aguquguqukayo, nokumelana nokuhuzuka. Lokhu kubangela udaka oluqinile futhi oluhlala isikhathi eside, olufanele uhla olubanzi lwezinhlelo zokusebenza zokwakha.
7. Ukulungisa I-Rheology: I-RPP ingashintsha izakhiwo ze-rheological zodaka, okuhlanganisa i-viscosity, i-thixotropy, kanye nokumelana ne-sag. Lokhu kuvumela ukulawula okungcono ukusetshenziswa nokubekwa kodaka, ikakhulukazi ezindaweni eziqondile noma ngaphezulu.
8. Ukunikeza Ukumelana Nokuncibilika Kweqhwa: Izinhlobo ezithile zama-RPP aklanyelwe ukuthuthukisa ukumelana nokuncibilika kodaka, okulenze lifanelekele ukusetshenziswa ezindaweni ezibandayo noma ezindaweni lapho imijikelezo yokuncibilika kweqhwa kwenzeka.

Impushana ye-polymer ehlakazeka kabusha idlala indima ebalulekile ekuthuthukiseni ukusebenza, ukuqina, kanye nokuguquguquka kwezinto ezakhiwe ngodaka, izenze zifanelekele izinhlobo eziningi zezicelo zokwakha, okuhlanganisa ukufakwa kwamathayili, isituko nokuplasta, ukulungisa nokubuyisela, nokuvimbela amanzi.