1. Izinzile ku-asidi kanye ne-alkali, futhi isixazululo sayo samanzi sizinzile kakhulu ku-pH=2~12. I-caustic soda kanye namanzi e-lime awathinti kakhulu ukusebenza kwayo, kodwa i-alkali ingasheshisa izinga layo lokuncibilika futhi ikhuphule kancane i-viscosity yayo.
2. I-HPMC iyi-ejenti yokugcina amanzi esebenza kahle kakhulu ohlelweni lwe-dry powder mortar, enganciphisa izinga lokopha kanye nezinga lokufakwa kwe-layering kwe-mortar, ithuthukise ukuhlangana kwe-mortar, ivimbele ngempumelelo ukwakheka kwe-plastic crack ku-mortar, futhi inciphise i-plastic crack index ye-mortar.
3. Kuyi-electrolyte engeyona i-ionic nengeyona i-polymeric, ezinzile kakhulu ezixazululweni zamanzi eziqukethe usawoti wensimbi nama-electrolyte e-organic, futhi ingafakwa ezintweni zokwakha isikhathi eside ukuqinisekisa ukuthi ukuqina kwayo kuyathuthuka.
4. Ukusebenza kahle kwe-mortar kuthuthukiswe kakhulu. I-mortar ibonakala “inamafutha”, engenza amalunga odonga agcwale, ibushelelezi indawo, yenze i-mortar kanye nesendlalelo sesisekelo ziqine, futhi yandise isikhathi sokusebenza.
ukugcinwa kwamanzi
Finyelela ukulungiswa kwangaphakathi, okusiza ekuthuthukiseni amandla esikhathi eside
Vimbela ukuphuma kwegazi, vimbela uthuli ukuthi lungahlali futhi lunciphe
Thuthukisa ukumelana nokuqhekeka kwe-mortar.
jiya
Ukulwa nokuhlukaniswa, kuthuthukisa ukufana kwe-mortar
Kuthuthukisa amandla okubopha okumanzi futhi kuthuthukisa ukumelana nokuwa.
umoya ophumayo
Thuthukisa ukusebenza kwe-mortar
Njengoba i-viscosity ye-cellulose iba phezulu futhi uchungechunge lwama-molecule luba lude, umphumela wokungenisa umoya uba sobala kakhulu
Ukulibala
Isebenzisana nokugcinwa kwamanzi ukuze kwandiswe isikhathi sokusebenza kwe-mortar.
I-Hydroxypropyl Starch Ether
1. Okuqukethwe okuphezulu kwe-hydroxypropyl ku-starch ether kunikeza uhlelo i-hydrophilicity eqinile, okwenza amanzi akhululeke angene emanzini aboshwe futhi kudlala indima enhle ekugcinweni kwamanzi.
2. Ama-starch ether anokuqukethwe okuhlukile kwe-hydroxypropyl ahlukile emandleni awo okusiza i-cellulose ekugcinweni kwamanzi ngaphansi komthamo ofanayo.
3. Ukufakwa esikhundleni kweqembu le-hydroxypropyl kwandisa izinga lokunwebeka emanzini futhi kucindezela isikhala sokugeleza kwezinhlayiya, ngaleyo ndlela kwandise i-viscosity kanye nomphumela wokujiya.
Ukuthambisa kwe-thixotropic
Ukusabalala okusheshayo kwe-starch ether ohlelweni lwe-mortar kushintsha i-rheology ye-mortar bese kuyinika i-thixotropy. Uma kusetshenziswa amandla angaphandle, i-viscosity ye-mortar izoncipha, okuqinisekisa ukusebenza kahle, ukumpompa, kanye nokunikezwa amandla Lapho amandla angaphandle ehoxiswa, i-viscosity iyanda, ukuze i-mortar ibe nokusebenza okuhle kokulwa nokuwa kanye nokulwa nokuwa, futhi ku-putty powder, inezinzuzo zokuthuthukisa ukukhanya kwamafutha e-putty, ukukhanya okupholisha, njll.
Umphumela wokugcinwa kwamanzi okusizayo
Ngenxa yomphumela weqembu le-hydroxypropyl ohlelweni, i-starch ether ngokwayo inezici ezithinta amanzi. Uma ihlanganiswa ne-cellulose noma ingezwa enanini elithile le-mortar, ingandisa ukugcinwa kwamanzi ngezinga elithile futhi ithuthukise isikhathi sokoma kobuso.
Ukulwa nokuwa kanye nokungasheleli
Umphumela omuhle kakhulu wokulwa nokuwohloka, umphumela wokubumba
Impuphu ye-latex ephinde ihlakazeke
1. Thuthukisa ukusebenza kahle kodaka
Izinhlayiya zempuphu yerabha ziyahlakazeka ohlelweni, zinika uhlelo uketshezi oluhle, zithuthukisa ukusebenza kahle nokusebenza kahle kwe-mortar.
2. Thuthukisa amandla esibopho kanye nokuhlangana kwe-mortar
Ngemva kokuba ufulawa werabha uhlakazekile ube yifilimu, izinto ezingaphili kanye nezinto eziphilayo ohlelweni lodaka ziyahlanganiswa ndawonye. Kungacatshangwa ukuthi isihlabathi sikasimende esidakeni siyithambo, kanti ufulawa we-latex wakha i-ligament ekuso, okwandisa ukuhlangana namandla. Kwakha isakhiwo esiguquguqukayo.
3. Thuthukisa ukumelana nesimo sezulu kanye nokumelana nokuncibilika kwe-mortar
Impuphu ye-latex iyi-resin ye-thermoplastic enokuguquguquka okuhle, engenza i-mortar ibhekane nokubanda kwangaphandle kanye nokushintsha kokushisa, futhi ivimbele ngempumelelo i-mortar ekuqhekekeni ngenxa yokushintsha kwezinga lokushisa.
4. Thuthukisa amandla okuguquguquka kwe-mortar
Izinzuzo ze-polymer kanye ne-cement paste ziyahambisana. Uma imifantu ikhiqizwa ngamandla angaphandle, i-polymer ingawela imifantu futhi ivimbele imifantu ukuthi ikhule, ukuze ukuqina kokuqhekeka kanye nokukhubazeka kwe-mortar kuthuthukiswe.
Isikhathi sokuthunyelwe: Mashi-03-2023