Maonekedwe opangidwa ndi simenta a simenti atangofalikira madzi, zomwe zimachitika, ndipo makristazi hydroxide amafikira mwachangu, ndipo nthawi yomweyo, makhiristu ndi calcium siltete ma gels a gelsice. Tinthu tokhazikika timayikidwa pa gel ndi tinthu tating'onoting'ono. Monga momwe kuchitira mankhwala olimbitsa thupi kumapitilira, ndi zinthu za hydrate, ndipo ma polymer amasonkhana pang'onopang'ono m'mapazi a zipasozi, ndikupanga mawonekedwe odzaza kwambiri pamtunda wa gel osakhalitsa tinthu tating'onoting'ono.
Tizilombo tating'onoting'ono tating'onoting'ono timadzaza ma pores, koma osati kwa mkati mwa ma pores. Pamene madzi amachepetsedwanso ndi hydration kapena kuyanika, tinthu tating'onoting'ono tomwe timayamwa pa gel osakaniza ndi ma pores amafanana filimu yopitilira muyeso, ndikupanga kusakaniza kwa simenti ya hydration. Chifukwa mankhwala osokoneza bongo okhala ndi ma polima amapanga chophimba pamawonekedwe, chitha kukhudza kukula kwa ettoring ndi coarch calkroxide makhistali; Ndipo chifukwa choti ma polima amalekanitsa mafilimu omwe ali paulamuliro wa mawonekedwe oyambira, zolembedwa za polymer simenti zogulitsa ndizogulitsa. Magulu ogwira ntchito mamolekyu ena a polymar adzatulutsanso zolumikizira ndi Ca2 + ndi A13 + ku Cementi + ku Chuma cha Chuma chovuta, sinthani zinthu zakuthupi zamiyala, zimachepetsa nkhawa zamkati. Monga mawonekedwe a simenti a simenti amapanga, madziwo amadyedwa ndipo ma tinthu tating'onoting'ono timakhala pang'onopang'ono pama pores. Pamene simenti imagonjetsedwa, chinyezi mu Pores Pores chimachepa, ndipo ma polymer tinthu tating'onoting'ono tinthu tating'onoting'ono tosiyanasiyana ndi zomata kapena zomatira zomata za polymer polymer.
Udindo wa matope ophatikizidwa mu matope amawongoleredwa ndi njira ziwiri za simenti hmentation ndi polymer filimu. Kupanga kwa dongosolo la simenti yopanga simenti ndi polymer filimu imamalizidwa m'masitepe 4:
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Emulsion yobalalika ya latx yosinthidwa imatha kupanga filimu yopumira yamadzi yopitilira muyeso (yowonjezera ya polymer network) atayanika, ndipo mawonekedwe otsika a elastic soluul thupi amatha kusintha simenti ya magwiridwe; Nthawi yomweyo, m'matumbo a polymar ma polanto mu simenti ochita mankhwala ndi mankhwala a simenti kuti apange milatho yapadera ya simenti, komanso kuchepetsa ndi kuchepetsa m'badwo wa ming'alu. Pambuyo pokwezedwa ufa wa latalyx umawonjezeredwa, kuchuluka koyambirira kwa simenti kumachepetsa, ndipo filimuyo imatha pang'ono kapena kukulunga tating'onoting'ono, kuti simenti itha kukhala hydration kwathunthu ndipo malo ake osiyanasiyana amatha kusintha.
Ufa wokwezedwa wa latx umatenga gawo lofunikira monga kuwonjezera matope omanga. Kuwonjezera ufa wokwezeka mu matope amatha kukonza matope osiyanasiyana monga matayala, matope ofota, kukonza matope ndi zinthu zokongoletsera, etc. matope omanga. Zachidziwikire, pali zovuta zosinthana pakati pa ufa waposachedwa komanso simenti, ma addictures komanso ma Admictit, omwe amayenera kupatsidwa chisamaliro chokwanira pamapulogalamu enaake.
Post Nthawi: Mar-14-2023