Mgbanwe nke ọdịnaya ntụ ntụ latex nwere mmetụta doro anya na ike mgbanwe nke ụrọ polymer. Mgbe ọdịnaya nke latex ntụ ntụ bụ 3%, 6% na 10%, ike mgbanwe nke ụrọ ash-metakaolin geopolymer nwere ike ịbawanye site na 1.8, 1.9 na 2.9 ugboro n'otu n'otu. Ike ijiji ash-metakaolin geopolymer ngwa agha iguzogide nrụrụ na-abawanye site na mmụba nke ọdịnaya ntụ ntụ latex. Mgbe ọdịnaya nke latex ntụ ntụ bụ 3%, 6% na 10%, ike ike nke ofufe ash-metakaolin geopolymer na-abawanye site na 0.6, 1.5 na 2.2 ugboro n'otu n'otu.
Uzuzu latex na-eme ka ike mgbaka simenti dị mma na nkekọ ọnụ, si otú ahụ na-eme ka mgbanwe nke ngwa ngwa ciment dịkwuo mma ma na-abawanye ike ike nke akụkụ interface nke ciment mortar-concrete na ciment mortar-EPS board.
Mgbe ọnụọgụ poly-ash dị 0.3-0.4, elongation na nkwụsị nke ụrọ ciment nke polymer-gbanwetụrụ na-awụpụ site na ihe na-erughị 0.5% ruo ihe fọrọ nke nta ka ọ bụrụ 20%, nke mere na ihe ahụ na-eme mgbanwe site na nkwụsi ike na mgbanwe, na-abawanye ụba. nke polymer nwere ike nweta Mgbanwe kachasị mma.
Ịba ụba nke uzuzu latex n'ime ngwa agha ahụ nwere ike ime ka mgbanwe ahụ dịkwuo mma. Mgbe ọdịnaya polymer dị ihe dịka 15%, mgbanwe nke ngwa agha na-agbanwe nke ukwuu. Mgbe ọdịnaya dị elu karịa ọdịnaya a, mgbanwe nke ngwa agha na-abawanye nke ọma na mmụba nke ọdịnaya ntụ ntụ latex.
Site na ijikọ ikike mgbape na ule nrụrụ transverse, a chọpụtara na site na mmụba nke ọdịnaya ntụ ntụ latex (site na 10% ruo 16%), mgbanwe nke ngwa agha ji nke nta nke nta mụbaa, na ike ịgbawa mgbape ike (7d) mụbara site na 0.19mm ruo 0.67 mm, ebe nrụrụ mpụta (28d) sitere na 2.5mm ruo 6.3mm. N'otu oge ahụ, a chọpụtakwara na mmụba nke ọdịnaya uzuzu latex nwere ike ime ka nrụgide mgbochi anya nke azụ azụ nke ngwa agha ahụ dịkwuo ntakịrị, ma nwee ike ibelata mmịnye mmiri nke ngwa agha ahụ. Site na mmụba nke ọdịnaya ntụ ntụ latex, mgbochi mmiri na-adịte aka nke ngwa agha ji nwayọọ nwayọọ belata. Mgbe ọdịnaya nke latex ntụ ntụ na-emezi ka ọ bụrụ 10% -16%, slurry nke simenti na-agbanwe agbanwe nwere ike ọ bụghị naanị nweta mgbanwe dị mma, ma nweekwa oke mmiri na-eguzogide ogologo oge.
Oge nzipu: Mar-09-2023