Umgubo weLatex—Phucula ukuhambelana kunye nokutyibilika kwenkqubo kwimeko yokuxuba emanzi. Ngenxa yeempawu zepolymer, ukudibana kwezinto zokuxuba ezimanzi kuphucuke kakhulu, nto leyo enegalelo elikhulu ekusebenzeni kakuhle; emva kokoma, inika ukunamathela kumaleko womphezulu ogudileyo noxineneyo. I-Relay, iphucula isiphumo sokudibanisa isanti, igrabile, kunye neembobo. Ngaphantsi kwesiseko sokuqinisekisa ubungakanani bokongeza, inokutyetyiswa ibe yifilimu kwindawo yokudibanisa, ukuze i-tile adhesive ibe nokuguquguquka okuthile, inciphise i-elastic modulus, kwaye ifunxe uxinzelelo lokuguquguquka kobushushu kakhulu. Kwimeko yokuntywiliselwa emanzini kwinqanaba lokugqibela, kuya kubakho uxinzelelo olufana nokumelana namanzi, ubushushu be-buffer, kunye nokuguquguquka kwezinto ezingaguqukiyo (i-tile deformation coefficient 6×10-6/℃, i-cement concrete deformation coefficient 10×10-6/℃), kwaye iphucule ukumelana nemozulu. I-Hydroxypropyl Methyl Cellulose HPMC—Ibonelela ngokugcinwa kwamanzi okuhle kunye nokusebenza kakuhle kwi-mortar entsha, ingakumbi kwindawo emanzi. Ukuze kuqinisekiswe ukuba i-hydration reaction ihamba kakuhle, inokuthintela i-substrate ekufunxeni amanzi amaninzi kunye nomgangatho womphezulu ukuba ungatshi. Ngenxa yepropati yayo yokungenisa umoya (1900g/L—-1400g/LPO400 sand 600HPMC2), uxinano olukhulu lwe-tile adhesive luyancitshiswa, oko kusindisa izinto kunye nokunciphisa i-elastic modulus ye-harded mortar.
I-tile adhesive redispersible latex powder sisixhobo sokwakha i-powder eluhlaza, enobuhlobo nokusingqongileyo, esonga amandla okwakha, esisemgangathweni ophezulu, kwaye sisixhobo esibalulekileyo nesibalulekileyo sokongeza kwi-mortar exutywe nomileyo. Ingaphucula ukusebenza kwe-mortar, yonyuse amandla e-mortar, yonyuse amandla okubopha phakathi kwe-mortar kunye ne-substrates ezahlukeneyo, iphucule ukuguquguquka nokusebenza, amandla okucindezela, amandla okuguquguquka, ukumelana nokuguguleka, ukuqina, kunye ne-viscosity ye-mortar. Amandla okubuyisela kunye nokugcina amanzi, ukwakheka. Ukusebenza kwe-tile adhesive redispersible latex powder kunamandla kakhulu, kwaye i-tile adhesive redispersible latex powder inamandla aphezulu okubopha kunye neempawu ezizodwa. Ke ngoko, uluhlu lwazo lokusetyenziswa lubanzi kakhulu. Indima ye-hydroxypropyl methylcellulose idlala indima yokugcina amanzi, ukuqina kunye nokusebenza kokwakha kwinqanaba lokuqala, kwaye i-latex powder redispersible ye-tile adhesive idlala indima yamandla kwinqanaba lokugqibela, elidlala indima entle kakhulu ekuqineni, ukumelana ne-asidi kunye ne-alkali yeprojekthi. Isiphumo se-tile adhesive powder ephinda inyibilike kwi-mortar entsha: yolula ixesha lokusebenza kwaye ulungise ixesha ukuphucula ukusebenza kokugcinwa kwamanzi, ukuqinisekisa ukufuma kwesamente kunye nokuphucula ukumelana nokuwa (umgubo werabha ohlengahlengisiweyo okhethekileyo) kunye nokuphucula ukusebenza (kulula ukuyisebenzisa i-Substrate yisakhiwo esiphezulu, kulula ukucinezela iithayile kwi-adhesive) indima ye-mortar eqinileyo inokunamathela kakuhle kwiindawo ezahlukeneyo, kubandakanya ikhonkrithi, iplasta, umthi, iithayile ezindala, i-PVC naphantsi kweemeko ezahlukeneyo zemozulu, inamandla okuguquka kakuhle.
Ukongezwa kwepowder yelatex ephinda inyibilike kwiiglu zethayile kunempembelelo ecacileyo ekuphuculeni ukusebenza kweeglu zethayile ezisekwe kwisamente, kwaye kunempembelelo ebalulekileyo kumandla okubopha, ukumelana namanzi, kunye nokumelana nokuguga kweglu. Okwangoku, kukho iintlobo ezininzi zeepowder zelatex eziphinda inyibilike kwiiglu zethayile ezithengiswayo, ezinje ngeepowder zelatex eziphinda inyibilike kwi-acrylic, iipowder ze-styrene-acrylic, ii-vinyl acetate-ethylene copolymers, njl. Ngokubanzi, iiglu zethayile ezisetyenziswa kwiiglu zethayile ezithengiswayo Uninzi lweepowder zelatex eziphinda inyibilike zii-vinyl acetate-ethylene copolymers.
(1) Njengoko ubungakanani besamente busanda, amandla okuqala e-latex powder ephinda inyibilike kwi-tile adhesive ayanda, kwaye kwangaxeshanye, amandla e-tensile adhesive emva kokuntywiliselwa emanzini kunye namandla e-tensile adhesive emva kokuguga kobushushu nawo ayanda.
(2) Njengoko inani le-latex powder ephinda inyibilike kwi-tile adhesive linyuka, amandla e-tensile bond ye-latex powder ephinda inyibilike kwi-tile adhesive emva kokuntywiliselwa emanzini kunye namandla e-tensile bond emva kokuguga kobushushu anyuka ngokufanelekileyo, kodwa ukuguga kobushushu Emva koko, amandla e-tensile bond anda kakhulu.
Ngenxa yeempawu zayo zokuhombisa ezilungileyo nezisebenzayo ezifana nokuqina, ukumelana namanzi kunye nokucocwa okulula, iithayile zeseramikhi zisetyenziswa kakhulu: kubandakanya iindonga, imigangatho, iisilingi kunye namachibi okudada, njl.njl., kwaye zingasetyenziswa ngaphakathi nangaphandle. Indlela yendabuko yokuncamathisela iithayile yindlela yokwakha enomgangatho otyebileyo, oko kukuthi, qala ufake udaka oluqhelekileyo ngasemva kweethayile, uze ucinezele iithayile kumgangatho osisiseko. Ubukhulu bomaleko wodaka bumalunga ne-10 ukuya kwi-30mm. Nangona le ndlela ifanelekile kakhulu ekwakheni kwiziseko ezingalinganiyo, iingxaki kukusebenza kakuhle kweethayile zokuthayila, iimfuno eziphezulu zobuchule bobuchwephesha babasebenzi, umngcipheko owandileyo wokuwa ngenxa yokuguquguquka okungalunganga kodaka, kunye nobunzima bokulungisa udaka kwindawo yokwakha. Umgangatho ulawulwa ngokungqongqo. Le ndlela ifanelekile kuphela kwiithayile ezinesantya esiphezulu sokufunxa amanzi. Ngaphambi kokuncamathisela iithayile, iithayile kufuneka zifakwe emanzini ukuze kufumaneke amandla aneleyo okubopha.
Okwangoku, indlela yokufaka iithayile esetyenziswa kakhulu eYurophu yindlela ebizwa ngokuba yindlela yokuncamathelisa iithayile ezibhityileyo, oko kukuthi, ibhetshi yethayile eguquliweyo yepolymer ikrwelwa phezu komphezulu womaleko wesiseko ukuze ifakwe iithayile kwangaphambili nge-spatula enamazinyo ukuze kwenziwe imivimbo ephakanyisiweyo. Kwaye umaleko we-mortar wobukhulu obufanayo, emva koko ucinezele iithayile kuwo kwaye ujije kancinci, ubukhulu bomaleko we-mortar bumalunga ne-2 ukuya kwi-4mm. Ngenxa yokuguqulwa kwe-cellulose ether kunye ne-latex powder ephinda inyibilike, ukusetyenziswa kwale thayile inamathelayo kunentsebenzo entle yokubopha kwiintlobo ezahlukeneyo zemaleko esisiseko kunye namaleko omphezulu kubandakanya iithayile ezigcweleyo ezifunxa amanzi aphantsi kakhulu, kwaye inokuguquguquka okuhle, ukuze ikwazi ukufunxa uxinzelelo olubangelwa zizinto ezifana nomahluko wobushushu, kunye nokumelana okuhle kokuhla, ixesha elide evulekileyo lokwakha umaleko obhityileyo, okunokukhawulezisa kakhulu isantya sokwakha, kulula ukuyisebenzisa kwaye akukho mfuneko yokumanzisa iithayile emanzini kwangaphambili. Le ndlela yokwakha kulula ukuyisebenzisa kwaye kulula ukuyenza ulawulo lomgangatho wokwakha kwindawo.
Ixesha lokuthumela: Disemba-12-2022