A ƙarshe foda na latex ya samar da fim ɗin polymer, kuma an samar da tsarin da ya ƙunshi inorganic and Organic binder structures a cikin turmi da aka warke, wato, kwarangwal da wuyar kwarangwal wanda ya ƙunshi kayan aikin ruwa, da kuma fim ɗin da aka samar ta hanyar redispersible latex foda a cikin rata. da m surface.m cibiyar sadarwa.Ƙarfin ƙarfi da haɗin kai na fim ɗin resin polymer wanda aka kafa ta latex foda yana haɓaka.Saboda sassaucin ra'ayi na polymer, ƙarfin nakasar ya fi girma fiye da na dutsen siminti mai tsauri, aikin nakasar turmi yana inganta, kuma tasirin watsar da damuwa yana inganta sosai, ta haka ne inganta haɓakar juriya na turmi. .Tare da karuwar abun ciki na foda na latex wanda za'a iya rarrabawa, tsarin duka yana tasowa zuwa filastik.A cikin yanayin babban abun ciki na latex foda, lokaci na polymer a cikin turmi da aka warke a hankali ya wuce lokacin samfurin hydration na inorganic, kuma turmi zai fuskanci canji mai mahimmanci kuma ya zama elastomer, yayin da samfurin hydration na ciminti ya zama "filler".“.
Ƙarfin ƙwanƙwasa, elasticity, sassauƙa da hatimin turmi wanda aka gyara ta hanyar sake tarwatsa foda na latex duk an inganta su.Haɗuwa da foda mai sake tarwatsewa yana ba da damar fim ɗin polymer (fim ɗin latex) don samar da kuma samar da wani ɓangare na bangon pore, don haka rufe babban tsarin porosity na turmi.Membran latex yana da tsarin mikewa da kansa wanda ke haifar da tashin hankali inda aka makala shi zuwa turmi.Ta hanyar waɗannan dakarun cikin gida, ana kiyaye turmi gaba ɗaya, ta yadda za a ƙara ƙarfin haɗin kai na turmi.Kasancewar ƙwaƙƙwarar ƙwaƙƙwarar ƙira da ƙima sosai yana inganta haɓaka da haɓakar turmi.Hanyar haɓakar haɓakar haɓakar yawan amfanin ƙasa da ƙarfin gazawar ita ce kamar haka: lokacin da aka yi amfani da ƙarfi, ana jinkirta microcracks har sai an sami matsananciyar damuwa saboda ingantaccen sassauci da haɓaka.Bugu da kari, wuraren da aka sakar na polymer suma suna hana haduwar microcracks zuwa shiga fasa.Sabili da haka, foda na polymer wanda za'a iya tarwatsawa yana inganta haɓakar rashin ƙarfi da rashin ƙarfi na kayan aiki.
Fim ɗin polymer a cikin turmi gyare-gyare na polymer yana da tasiri mai mahimmanci akan taurin turmi.Ƙwararren latex foda wanda za'a iya rarrabawa akan mahaɗin yana taka muhimmiyar rawa bayan tarwatsawa da yin fim, wanda shine ƙara haɓakawa ga kayan da aka tuntube.A cikin microstructure na foda polymer modified tayal bonding turmi da tayal dubawa, fim din da aka kafa ta polymer samar da wata gada tsakanin vitrified fale-falen buraka tare da matsananciyar sha ruwa da kuma siminti turmi matrix.Yankin tuntuɓar tsakanin abubuwa guda biyu da ba su da kamanni wuri ne mai haɗari musamman don raguwar fasa don haifar da haifar da asarar haɗin kai.Sabili da haka, ikon fina-finai na latex don warkar da raguwar raguwa yana da mahimmanci ga mannen tayal.
Lokacin aikawa: Afrilu-10-2023