Ifu ya polymer itatanye hamwe nubundi buryo budahuza (nka sima, lime yatoboye, gypsumu, nibindi) hamwe nibintu bitandukanye, ibyuzuza nibindi byongerwaho (nka methyl hydroxypropyl selulose ether, etarike ether, lignocellulose, hydrophobique Agents, nibindi) bivangwa mumubiri wumye. Iyo minisiteri yumye ivanze n'amazi, hifashishijwe hydrophilique irinda colloid hamwe nogosha imashini, uduce twa poro ya latx tuzakwira mumazi.
Bitewe nibiranga bitandukanye no guhindura buri fu ya latx igabanijwe, iyi ngaruka nayo iratandukanye, zimwe zifite ingaruka zo guteza imbere umuvuduko, mugihe zimwe zifite ingaruka zo kongera thixotropy. Uburyo bw'ingaruka zabwo buturuka mu bintu byinshi, birimo ingaruka z'ifu ya latex ku bijyanye n'amazi mu gihe cyo gutatanya, ingaruka ziterwa n'ubukonje butandukanye bw'ifu ya latx nyuma yo gutatana, ingaruka za koleide ikingira, hamwe n'ingaruka za sima n'umukandara w'amazi. Ingaruka yibintu bikurikira bikubiyemo uruhare mukwiyongera kwikirere cyimyuka ya minisiteri no gukwirakwiza ibyuka bihumeka, kimwe ningaruka zinyongera zayo ndetse nubusabane nibindi byongeweho. Kubwibyo, guhitamo no kugabanywa guhitamo ifu ya polymer isubirwamo nuburyo bwingenzi bwo kugira ingaruka kubicuruzwa. Muri byo, igitekerezo gikunze kugaragara ni uko ifu ya polymer isubirwamo isanzwe yongerera umwuka umwuka wa minisiteri, bityo igasiga amavuta yubaka minisiteri, hamwe nubusabane hamwe nubwiza bwifu ya polymer, cyane cyane iyo colloid ikingira ikwirakwijwe mumazi. Ubwiyongere bwa α bugira uruhare mu kunoza ubumwe bwa minisiteri yubwubatsi, bityo bikazamura imikorere ya minisiteri. Ibikurikiraho, minisiteri itose irimo ifu ya latx ikwirakwizwa hejuru yumurimo. Hamwe no kugabanuka kwubushuhe kurwego eshatu - kwinjiza urwego rwibanze, gukoresha sima ya hydrata ya sima, hamwe no guhindagurika kwubushuhe bwubuso bwikirere mukirere, ibice bya resin bigenda byegereza buhoro buhoro, intera igenda ihuza hamwe, hanyuma amaherezo iba firime ikomeza ya polymer. Iyi nzira iboneka cyane cyane mu byobo bya minisiteri no hejuru yikomeye.
Twakagombye gushimangira ko, kugirango kugirango iki gikorwa kidasubirwaho, ni ukuvuga, mugihe firime ya polymer itongeye gusubirwamo mugihe yongeye guhura namazi, colloid ikingira ifu ya polymer isubirwamo igomba gutandukana na sisitemu ya firime ya polymer. Ntabwo arikibazo kiri muri sisitemu ya minisiteri ya alkaline, kuko izaterwa na alkali iterwa na hydrata ya sima, kandi mugihe kimwe, adsorption yibikoresho bya quartz bizagenda bitandukanya buhoro buhoro na sisitemu nta kurinda hydrophilique. Colloid, firime idashobora gushonga mumazi kandi ikozwe no gutatanya inshuro imwe yifu ya redxersible powder, ntishobora gukora mugihe cyumye gusa, ariko no mubihe byo kwibiza mumazi igihe kirekire. Muri sisitemu itari alkaline, nka sisitemu ya gypsumu cyangwa sisitemu ifite ibyuzuzo gusa, colloide ikingira iracyahari igice muri firime ya polymer yanyuma kubwimpamvu runaka, bigira ingaruka kumurwango wamazi ya firime, ariko kubera ko ubwo buryo budakoreshwa mugihe cyokwibizwa mumazi maremare mumazi, kandi polymer iracyafite imiterere yihariye ya mashini, ntabwo bigira ingaruka kumikoreshereze yifu ya polymer.
Igihe cyo kohereza: Apr-25-2024