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Uzuzu latex na-agbanwe agbanwe na-eme ka mgbanwe na mgbape mgbawa nke ngwa agha dịkwuo mma

Uzuzu latex na-agbanwe agbanwe na-eme ka mgbanwe na mgbape mgbawa nke ngwa agha dịkwuo mma

Mgbe agbakwunyere redispersible latex ntụ ntụ n'ime ngwa agha, n'ogige atụrụ-mkpakọ ratio na erughị ala-mkpakọ ruru nke ngwa agha na-ukwuu mma, nke na-egosi na brittleness nke ngwa agha na-ukwuu ebelata na toughness na-ukwuu mma, nke mere na mgbape na-eguzogide ọgwụ. ngwa agha ahụ ka mma.

Uzuzu latex na-atụgharị na-efunahụ mmiri n'ime ngwa agha iji mepụta ihe nkiri, nke ọ bụghị nanị na-ejupụta ntụpọ na pores na nkume ciment, ma na-eme ka ngwaahịa hydration ciment na nchịkọta na-ejikọta ibe ha iji mepụta netwọk mmekọrịta nke polymers. Ihe na-agbanwe agbanwe nke ngwa agha ahụ dị ala karịa nke ngwa agha ahụ, ya mere a na-ebelata nkwụsị nke ngwa agha ahụ. Mgbanwe nke ngwa agha ahụ na-abawanye oke nrụrụ mgbe ngwa ngwa mebiri emebi, ma nwee ike ịmịnye ike achọrọ maka mgbasawanye nke ntụpọ na micro-cracks ruo n'ókè kasị ukwuu, nke mere na ngwa agha ahụ nwere ike iguzogide nrụgide dị ukwuu tupu ọdịda. Tụkwasị na nke ahụ, ihe nkiri polymer nwere usoro ịgbatị onwe ya, na ihe nkiri polymer nwere ọrụ nke nkwonkwo na-ebugharị na ọkpụkpụ siri ike nke a na-emepụta na ngwa agha mgbe hydration ciment gasịrị, nke nwere ike hụ na nhịahụ na ike nke ọkpụkpụ siri ike. N'elu ihe nkiri polymer nke a na-emepụta n'elu ihe ndị na-emepụta ihe nwere pores, na elu nke pores jupụtara na ngwa agha, nke mere na nrụgide nrụgide na-ebelata, ọ ga-ezu ike n'enweghị mmebi n'okpuru omume nke ike mpụga. Na-eme ka mgbanwe na ngbanwe nke ngwa agha dịkwuo mma.


Oge nzipu: Mee-18-2023
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