Aiki na asalis:
RDP Foda fari ne ko fari-farin ruwa mai narkewa foda wanda aka samar ta hanyar fesa-bushewar emulsion na tushen ruwa na musamman.
RDP foda yana samar da fim bayan watsawa kuma yana aiki azaman mannewa na biyu.TTsarin turmi yana shanye colloid mai kariya (ba za a lalata shi da ruwa ba bayan an kafa fim ɗin, ko kuma “watsawa ta biyu”).Tshi film-forming polymer guduroasa kayan ƙarfafawa, an rarraba shi a cikin dukan tsarin turmi, don haka ƙara haɗin kai, tyana matsawa ƙarfi da sassauƙar ƙarfi na turmi.
Bugu da kari naRDP foda zuwa elongation na turmi inganta tasiri taurin turmi, da kuma ba da turmi mai kyau danniya watsawa sakamako.Hanyar haɗin kai ta dogara ne akan adsorption da yaduwar macro kwayoyin a kan m surface.
A lokaci guda, daRDP yana da wani mataki na permeability.Tare da ether cellulose, yana shiga cikin saman kayan tushe, don haka Layer tushe da saman sabon filastar suna kusa da aikin farfajiyar, don haka tallata Ayyukansa yana ƙaruwa sosai.Rage modules na roba daiya nakasa na turmi, da kuma rage fasa.
Juriya na abrasion na turmi:
Juriya na abrasion ya samo asali ne saboda kasancewar wani adadin manne a saman turmi.A roba foda aiki a matsayin bonding wakili.Tsarin raga da foda na roba zai iya wucewa ta cikin ramuka da fashe a cikin turmin siminti.Haɓaka haɗin kai na kayan tushe da samfurin hydration na siminti, ta haka inganta juriyar abrasion.Ba turmi kyakkyawan juriya na alkali.
MatsayinRDP foda a cikin putty, turmi da manne tayal:
Ciki da waje bango putty foda, tayal m, tayal jointing wakili, bushe foda dubawa wakili, waje bango waje thermal rufi turmi, kai matakin turmi, gyara turmi, ado turmi, mai hana ruwa turmi da waje thermal rufi busassun gauraye turmi.It shine don inganta ɓarna da maɗauri mai ƙarfi na turmi siminti na gargajiya, da ba da turmi siminti mafi kyawun sassauci da ƙarfin haɗin gwiwa don tsayin daka da jinkirta ƙirƙira na fasa siminti.Saboda polymer da turmi suna samar da tsarin hanyar sadarwa mai shiga tsakani, ana samar da fim din polymer mai ci gaba a cikin pores, wanda ke ƙarfafa haɗin gwiwa tsakanin haɗuwa da kuma toshe wasu pores a cikin turmi.Saboda haka, turmi da aka gyara na taurare yana da kyakkyawan aiki fiye da turmi siminti.Akwai babban cigaba.
MatsayinRDP foda a cikin putty shine yafi a cikin wadannan bangarori:
1. Adhesion da kayan aikin injiniya na putty.RDPwani foda ne mai ɗaure da aka yi daga emulsion na musamman (high kwayoyin polymer) wanda aka fesa-bushe.Wannan foda zai iya zama da saurisake watsewa a cikin emulsion bayan haɗuwa da ruwa, kuma yana da kaddarorin iri ɗaya da emulsion na farko, wato, ana iya samar da fim bayan ruwan ya ƙafe.Wannan fim yana da babban sassauci, high weather juriya da juriya ga daban-daban High mannewa ga substrate.Bugu da ƙari, foda na latex mai hana ruwa zai iya sa turmi ya sami kyakkyawan juriya na ruwa.
2. Haɗin kai na putty, kyakkyawan juriya, juriya na alkali, juriya na abrasion, da haɓaka ƙarfin sassauci.
3. Mai hana ruwa da kuma permeability na putty.
4. Riƙewar ruwa na putty, ƙara lokacin buɗewa, da kuma aiki.
5. Tasirin juriya na putty da haɓaka ƙarfin sa.
MatsayinRDP foda a turmi yafi a cikin wadannan bangarori:
1. Ƙarfin matsawa da ƙarfin sassauƙa na turmi.
2. Bugu da ƙari na latex foda zuwa elongation na turmi inganta tasiri taurin turmi da kuma ba da turmi mai kyau danniya watsawa sakamako.
3. An inganta aikin haɗin gwiwa na turmi.The bonding inji dogara a kan adsorption da yadawamacro kwayoyin a kan m surface.A lokaci guda kuma, foda na roba yana da ƙayyadaddun ma'auni.Tare da ether cellulose, yana shiga cikin saman kayan tushe, don haka Layer tushe da saman sabon filastar suna kusa da aikin farfajiyar, don haka tallata Ayyukansa yana ƙaruwa sosai.
4. Rage modules na roba daiya nakasa na turmi da kuma rage fatattaka.
5. Sanya juriya na turmi.Juriya na abrasion ya samo asali ne saboda kasancewar wani adadin manne a saman turmi.A roba foda aiki a matsayin bonding wakili.Tsarin raga da foda na roba zai iya wucewa ta cikin ramuka da fashe a cikin turmin siminti.Haɓaka haɗin kai na kayan tushe da samfurin hydration na siminti, ta haka inganta juriyar abrasion.
6. Ba da turmi kyakkyawan juriya na alkali.
Lokacin aikawa: Yuli-29-2021