Kubwezeretsedwanso ndi ufa wina wokhala ndi masamba ena a interganic (monga sime, gyplum, encnobic hydrobic wothandizira, ndi zina) pakusakaniza thupi kupanga matope owuma. Matope owuma-osakaniza atawonjezeredwa kumadzi ndikusunthidwa, tinthu tating'onoting'ono tofana ndi matelex tidzakhala omwazika m'madzi pansi pa zochita za hydrophilic corloid ndi kukameta ubweya. Nthawi yofunikira kuti ikhale yokwezedwa mosavuta kuti ithe kufalitsa ndi yochepa kwambiri, ndipo malo obwezeretsanso nthawi iyi ndi gawo lofunikira kuti ayang'anire mtundu wake. Kumayambiriro koyambirira, ufa wa latedx wayamba kale kukhudza rheology ndi kugwirira ntchito matope.
Chifukwa cha mawonekedwe ndi mawonekedwe a ufa wa latedx iliyonse, izi zimasiyananso, ena amakhala ndi mphamvu yowonjezera, ndipo ena amakhala ndi chithunzi chowonjezera cha thixotropy. Njira yodzitetezera imachokera mbali zambiri, kuphatikizapo kutenthedwa kwa madzi a latex pa kupezeka kwa madzi a latex mutabala, mphamvu yoteteza simenti, komanso malamba amadzi. Zochita zimaphatikizapo kuchuluka kwa mpweya mu matope ndi kugawa kwa thovu la mpweya, komanso chizolowezi chowonjezera ndi zowonjezera zina ndi zina zowonjezera. Chifukwa chake, kusankhidwa kwachikhalidwe ndi kutumizidwanso kwaufa wobwezeretsedwa ndi njira yofunika kwambiri yokhudzira malonda. Malingaliro odziwika bwino ndikuti ufa wokwezeka umawonjezera mpweya wa matope, pomwepo potero amapaka matope, komanso kukhala ndi ufa ndi mafayilo a latex, makamaka colloid, kuti muchepetse. Kuchulukitsa kwa kuchuluka kwa chidwi kumathandizira kukonza chimondoko cha matope onga omanga, potero kumawongolera kugwirira ntchito kwa matope. Pambuyo pake, matongu onyowa omwe ali ndi mwayi wa latex ufa umagwiritsidwa ntchito pa ntchito. Ndi kuchepetsa madzi pamiyeso itatu - kuyamwa kwa malo osanjikiza, kugwiritsidwa ntchito kwa madzi a simenti, komanso timiyala yotumphukira pang'onopang'ono, kuphatikizira pang'onopang'ono kuphatikizirana wina ndi mnzake, ndipo pamapeto pake khalani filimu yopitilira ya polymer. Njirayi imachitika makamaka pamatope a matope ndi pamwamba.
Ziyenera kutsimikiziridwa kuti kuti izi zitheke, ndiye kuti, pamene kanema wa polymer akumananso ndi madzi, sadzabalalika kachiwiri, ndipo colloid yotetezedwa ya atchlex iyenera kulekanitsidwa ndi dongosolo la filimu ya polymer. Ili si vuto mu matope a alkaline a Alkaline CETRAR, chifukwa lidzawonongedwa ndi alkali opangidwa ndi simenti, ndipo nthawi yomweyo, Adsorption wa zida zonga Quartz zidzazipatula ku kachitidwe, popanda kutetezedwa kwa Hydrophilicity Colloids, yomwe imakhazikika m'madzi ndipo imapangidwa ndi kufalikira kwa nthawi imodzi ya ufa wa latedx wobwezeretsedwa, sikungangochita zowuma, komanso nthawi yayitali kumiza madzi. M'magulu omwe sakhala alkaline, monga gypsum systems kapena machitidwe omwe ali ndi mafoni okwanira, pazifukwa zina zotetezedwa komaliza pomwepo Milandu yolowera kwa nthawi yayitali, ndipo polymer ikadali ndi mphamvu zapadera, sizikhudza kugwiritsa ntchito ufa wobwezeretsedwanso m'magulu awa.
Ndi mapangidwe a filimu yomaliza ya Polymer, makina opangidwa ndi ogwiritsa ntchito aborican ndi okhazikika mawonekedwe olimba. Kulumikizana kosinthika. Kulumikizana kwamtunduwu kumatha kuganiziridwa kuti kulumikizidwa ndi mafupa okhwima ndi akasupe ang'onoang'ono. Popeza kulimba kwa mphamvu ya polimatu chopangidwa ndi ufa wa latex kumachitika nthawi zambiri kumakhala kovuta kwambiri kuposa za mitundu ya Hydraulic, ndiye kuti, Coutheon ingatheke. Popeza kusinthasintha ndi kusinthika kwa polymer ndipamwamba kwambiri kuposa simenti, kuwonongeka kwa matope, potengera kufalikira kwa matope.
Post Nthawi: Mar-07-2023