Hauv cov mortar, cov hmoov polymer redispersible tuaj yeem txhim kho cov yam ntxwv ntawm kev tsim kho engineering ntawm cov hmoov roj hmab, txhim kho qhov fluidity ntawm cov hmoov roj hmab, txhim kho thixotropy thiab sag tsis kam, txhim kho lub zog sib koom ua ke ntawm cov hmoov roj hmab, txhim kho dej-solubility, thiab nce lub sijhawm thaum nws qhib rau lub ntiaj teb sab nraud. Tom qab cov cement mortar qhuav thiab khov, nws tuaj yeem ua rau lub zog compressive nce, nce lub zog tensile, txo cov pwm elastic, thiab txhim kho qhov tshwj xeeb. cov hmoov polymer redispersible muaj cov zaj duab xis zoo adhesion, thiab nws daim ntawv thov tuaj yeem pom hauv kev tsim kho thiab kho kom zoo nkauj.
Cov roj hmab hmoov latex zaj duab xis muaj cov qauv rub tus kheej, uas tuaj yeem tso tawm lub zog txhawb nqa rau qhov sib koom ua ke nrog lub cement mortar anchor. Raws li lub zog sab hauv no, cov cement mortar raug tswj hwm feem ntau thiab kev sib koom ua ke ntawm cov cement mortar pab pawg tau zoo dua. Qhov muaj cov polymer elastic siab txhim kho qhov ductility thiab ductility ntawm cement mortar. Lub hauv paus ntsiab lus ntawm kev nce kev ntxhov siab thiab lub zog compressive tsis zoo yog raws li nram no: Thaum lub zog raug tso tawm, cov kab nrib pleb me me yuav ncua lub sijhawm kom txog thaum qhov kev ntxhov siab hauv qhov chaw nthuav dav vim qhov nce ntawm ductility thiab ductility. Ntxiv rau qhov no, cov cheeb tsam polymer interlaced kuj muaj cov nyhuv thaiv rau cov kab nrib pleb me me ua ke los ntawm cov kab nrib pleb. Yog li ntawd, cov hmoov latex ntuj uas tawg tuaj yeem ua rau muaj kev ntxhov siab tsis zoo thiab kev ntxhov siab tsis zoo ntawm cov khoom siv raw. Cov zaj duab xis polymer hauv cov khoom siv polymer hloov kho cement mortar yog qhov txaus ntshai tseem ceeb rau cov cement mortar tawv. Kev tawg ntawm cov hmoov polymer dispersible ua lub luag haujlwm tseem ceeb ntawm nplooj ntawv, uas yog los txhim kho qhov kev sib txuas ntawm cov khoom siv raw hauv kev sib cuag.
Feem ntau ntawm cov hmoov polymer dispersible uas tib neeg feem ntau pom hauv kev tsim kho yog dawb milky, txawm hais tias qee qhov xim lwm yam yuav tshwm sim. Cov khoom sib xyaw ntawm cov hmoov latex redispersible feem ntau yog tsim los ntawm cov polymer epoxy resin preservative (sab hauv thiab sab nraud) kev txij nkawm colloid kua thiab tus neeg sawv cev tiv thaiv. Ntawm lawv, cov polymer epoxy resin siab nyob rau hauv qhov chaw tseem ceeb ntawm cov hmoov roj hmab thiab yog qhov tseem ceeb ntawm cov hmoov polymer dispersible.
Cov hmoov polymer uas yaj tau tsis tas siv dej los ntawm cov kais thaum khaws cia thiab thauj mus los, uas tuaj yeem txuag tau tus nqi thauj mus los ntawm cov qauv tsev engineering thiab ua rau kev thauj mus los yooj yim thiab ceev. Cov hmoov latex ntuj uas yaj tau los ntawm lub Hoobkas cement mortar muaj lub txee ntev thiab tuaj yeem khaws cia tau ntev yam tsis txhawj txog qhov kub thiab txias qis heev thiab yooj yim khaws cia. Txhua lub hnab ntawm cov hmoov polymer uas yaj tau yog qhov me me, lub teeb yuag, thiab yooj yim siv.
Lub sijhawm tshaj tawm: Lub Kaum Hli-24-2022