Kev siv tshuaj Polycarboxylate superplasticizer ntau npaum li cas kuj tsis tshua muaj, kev txo dej kom tsawg yog qhov siab, thiab qhov xwm ntawm lub zog thaum ntxov thiab siab zog. Siv polycarboxylic acid superplasticizer nyob rau hauv qhov ntau ntawm cov tshuaj kho tsis tshua muaj zog, lub zog kev loj hlob xav tau nce ntxiv nrog ntau npaum li cas, yog tias qhov zoo tshaj koob tshuaj tau dhau, lub zog yuav tsis nce ntxiv.
Thaum ntxiv cov polycarboxylic acid superplastifier, qhov xwm txheej ntawm vau yog qhov tsawg, uas tseem tsis hloov ntawm qhov kub tsis tshua zoo, thiab qhov tseem ceeb ntawm kev nthuav dav yog nce ntxiv. Yog tias qhov kub siab tshaj 20 degrees, qhov poob qis me ntsis poob. Nrog rau qhov ua kom tsis zoo ntawm qhov qis hauv qhov siab, yuav tsis muaj qhov sib cais lossis los ntshav, tus neeg sawv cev txo cov dej yog feem ntau haum rau cov pob zeb siab, thiab yooj yim sib xyaw.
Lub sijhawm ua haujlwm ntawm polycarboxylate superplasticizer zoo dua, thiab nws sau thiab kev ruaj khov zoo dua li ntawm cov superplasticizer zoo tib yam. Thaum nws tau muab sib xyaw nrog cov sib txawv ntawm cov xis mas, kev sib raug zoo ntawm lwm yam khoom plig thiab cov cementitious tuaj yeem daws teeb meem. Tom qab siv polycarboxylic acid superplasticizer, cov khoom yuav muaj kev nyab xeeb zoo dua, thiab yuav tsis muaj nag lossis daus thaum tsis kub. Nws yog cov khoom lag luam ntsuab heev, uas tuaj yeem txo cov pa phem rau ib puag ncig.
