Izinamathiseli zamathayili zidlala indima ebalulekile embonini yokwakha, zihlinzeka ngezixazululo eziqinile nezinhle zokunamathelisa amathayili ezindaweni ezahlukahlukene. Ukusebenza kahle kwezinamathiseli zamathayili kuncike kakhulu kokuqukethwe kwezithasiselo ezibalulekile, lapho ama-polymer aphinde ahlakazeke khona kanye ne-cellulose kuyizithako ezimbili eziyinhloko.
1. Ama-polymer aphinde ahlakazeke:
1.1 Incazelo kanye nezimpawu:
Ama-polymer aphinde ahlakazeke ayizithasiselo ezimpushana ezitholakala ngokufutha ama-polymer emulsion noma ama-dispersions. Lawa ma-polymer ngokuvamile asekelwe ku-vinyl acetate, i-ethylene, ama-acrylic noma amanye ama-copolymer. Ifomu lempushana kulula ukuliphatha futhi lingafakwa ekwakhiweni kwe-tile anamathelayo.
1.2 Thuthukisa ukunamathela:
Ama-polymer aphinde ahlakazeke athuthukisa kakhulu ukunamathela kwama-tile okunamathelayo ezinhlobonhlobo ze-substrate. I-polymer iyoma ukuze yakhe ifilimu eguquguqukayo, enamathelayo edala isibopho esiqinile phakathi kwe-glue kanye ne-tile kanye ne-substrate. Lokhu kunamathela okuthuthukisiwe kubalulekile ekuqinisekiseni ukuthi ubuso be-tile buhlala isikhathi eside futhi buzinzile.
1.3 Ukuguquguquka nokumelana nokuqhekeka:
Ukwengezwa kwe-polymer ephinde ihlakazeke kunikeza i-tile adhesive ukuguquguquka, okuvumela ukuthi ivumelane nokunyakaza kwe-substrate ngaphandle kokuqhekeka. Lokhu kuguquguquka kubaluleke kakhulu ezindaweni lapho kungase kwenzeke khona izinguquko zokushisa noma izinguquko zesakhiwo, okuvimbela ukwakheka kwemifantu engase ibeke engcupheni ubuqotho bomphezulu wethayili.
1.4 Ukumelana namanzi:
Ama-polymer aphinde ahlakazeke anegalelo ekumelaneni namanzi kwama-adhesive ethayela. Ifilimu ye-polymer eyakheka njengoba yoma isebenza njengesithiyo, ivimbela amanzi ukuthi angangeni futhi ngaleyo ndlela ivikele isibopho. Lokhu kubaluleke kakhulu ezindaweni ezinomswakama njengamagumbi okugeza namakhishi, lapho amazinga omswakama ephezulu khona.
1.5 Ukwakhiwa kanye namahora okuvula:
Izakhiwo ze-rheological zama-polymer aphinde ahlakazeke zidlala indima ebalulekile ekusebenzeni kahle kwezinamathiseli zethayela. Zisiza ukugcina ukuhambisana okufanele futhi ziqinisekise ukusetshenziswa okulula. Ngaphezu kwalokho, i-polymer ephinde ihlakazeke iyasiza ekwandiseni isikhathi sokuvuleka kwesinamathiseli, inikeze abafaki isikhathi esanele sokulungisa indawo yethayela ngaphambi kokusetha kwesinamathiseli.
2. I-Cellulose:
2.1 Incazelo nezinhlobo:
I-Cellulose iyi-polymer yemvelo etholakala ezindongeni zamaseli ezitshalo futhi ivame ukusetshenziswa njengesithasiselo kuma-adhesive ethayela. Ama-ether e-Cellulose, njenge-methylcellulose (MC) kanye ne-hydroxyethylcellulose (HEC), avame ukusetshenziswa ngenxa yezakhiwo zawo ezinhle zokugcina amanzi kanye nokuqina.
2.2 Ukugcinwa kwamanzi:
Omunye wemisebenzi eyinhloko ye-cellulose kuma-adhesive ethayela yikhono layo lokugcina amanzi. Lesi sici sandisa isikhathi sokusebenza kwe-adhesive, ngaleyo ndlela sandisa ukucutshungulwa kwayo. Lapho i-cellulose imunca amanzi, yakha isakhiwo esifana nejeli esivimbela i-adhesive ukuthi yome ngokushesha ngesikhathi sokusetshenziswa.
2.3 Thuthukisa ukucutshungulwa kanye nokumelana nokuwa:
I-Cellulose ithuthukisa ukusebenza kahle kwe-adhesive yethayela ngokuvimbela ukugoba ngesikhathi sokusetshenziswa okuqondile. Umphumela wokuqina kwe-cellulose usiza i-adhesive ukuthi igcine isimo sayo odongeni, iqinisekise ukuthi amathayela anamathela ngokulinganayo ngaphandle kokuwa.
2.4 Nciphisa ukuncipha:
I-cellulose inganciphisa ukushwabana kwe-adhesive yethayela ngesikhathi senqubo yokomisa. Lokhu kubalulekile ngoba ukushwabana ngokweqile kungaholela ekwakhekeni kwezikhala kanye nemifantu, okuphazamisa ubuqotho besibopho sonke.
2.5 Umphumela emandleni okudonsa:
Izinamathiseli zethayela ziqukethe i-cellulose ukuze zandise amandla azo okuthamba. Lokhu kubaluleke kakhulu ezindaweni ezithwala imithwalo esindayo noma ingcindezi, njengoba kunegalelo ekuqineni nasekusebenzeni kahle kwendawo yethayela.
3. Umphumela wokubambisana we-polymer ephinde ihlakazeke kanye ne-cellulose:
3.1 Ukuhambisana:
Ama-polymer aphinde ahlakazeke kanye ne-cellulose kuvame ukukhethwa ngenxa yokuhambisana kwawo kanye nezinye izithako ekwakhiweni kwe-tile adhesive. Lokhu kuhambisana kuqinisekisa ingxube efanayo ekhulisa izinzuzo zesengezo ngasinye.
3.2 Inhlanganisela yokubambisana:
Inhlanganisela ye-polymer ephinde ihlakazeke kanye ne-cellulose ikhiqiza umphumela wokubambisana ekubopheni. Amafilimu aguquguqukayo akhiwe ngama-polymer aphinde ahlakazeke ahambisana nezakhiwo zokugcina amanzi kanye nokuqina kwe-cellulose, okuholela ekunamatheni okuqinile, okuhlala isikhathi eside futhi okusebenzayo.
3.3 Ukusebenza okuthuthukisiwe:
I-polymer ephinde ihlakazeke kanye ne-cellulose ndawonye kuthuthukisa ukusebenza kahle kwe-adhesive yethayela, kuhlinzeka ngokunamathela okungcono, ukuguquguquka, ukumelana namanzi, ukucutshungulwa kanye nokuqina. Le nhlanganisela inenzuzo kakhulu futhi ibalulekile ekusetshenzisweni okudinga ukubopha okuthembekile nokuhlala isikhathi eside.
Ukufaka ama-polymer aphinde ahlakazeke kanye ne-cellulose kuma-adhesive e-tile kuwumkhuba osuqanjiwe futhi oqinisekisiwe embonini yokwakha. Lezi zithasiselo zidlala indima ebalulekile ekukhuliseni ukunamathela, ukuguquguquka, ukumelana namanzi, ukucutshungulwa kanye nokuqina kwesikhathi eside. Ukusebenzisana phakathi kwama-polymer aphinde ahlakazeke kanye ne-cellulose kuphumela ekubunjweni kwe-adhesive okulinganiselayo okuhlangabezana nezidingo ezidingekayo zamaphrojekthi okwakha esimanje. Njengoba ubuchwepheshe kanye nocwaningo kuqhubeka nokuthuthuka, kulindeleke ukuthi kube nokusungula okusha okwengeziwe endaweni yokunamathela kwe-tile, kugxilwe kakhulu ekwenzeni ngcono ukusebenza kanye nokusimama kwalezi zinto zokwakha ezibalulekile.
Isikhathi sokuthunyelwe: Disemba-26-2023