-
I-MHEC (Methyl Hydroxyethyl Cellulose) ingenye i-polymer esekelwe ku-cellulose evame ukusetshenziswa njengesithasiselo ekusetshenzisweni kokunikeza okusekelwe kusimende. Inezinzuzo ezifanayo ne-HPMC, kodwa inomehluko othile ezimpahleni. Okulandelayo ukusetshenziswa kwe-MHEC kuma-plaster aqinile: Wa...Funda kabanzi»
-
I-RDP (i-Redispersible Polymer Powder) iyisithasiselo sempuphu esivame ukusetshenziswa ezintweni zokwakha, ikakhulukazi emikhiqizweni esekelwe kusimende efana nezimbozo, izinamathiseli kanye nama-grout ethayela. Iqukethe ama-resin e-polymer (ngokuvamile asekelwe ku-vinyl acetate kanye ne-ethylene) kanye nezinye izithasiselo ezahlukahlukene. Impuphu ye-RDP ngokuyinhloko ...Funda kabanzi»
-
I-Methylhydroxyethylcellulose (MHEC) iyisengezo esivame ukusetshenziswa ezintweni ezisekelwe kusimende ezifana nodaka kanye nokhonkolo. Ingowomndeni wama-cellulose ethers futhi ikhishwa ku-cellulose yemvelo ngenqubo yokuguqulwa kwamakhemikhali. I-MHEC isetshenziswa ngokuyinhloko njengesithambisi, ukugcina amanzi...Funda kabanzi»
-
I-HPMC, eyaziwa nangokuthi i-hydroxypropyl methylcellulose, iyinhlanganisela eyingxenye yomndeni wama-cellulose ethers. Itholakala ku-cellulose, i-polymer yemvelo etholakala ezindongeni zamaseli ezitshalo. I-HPMC isetshenziswa kabanzi embonini yokwakha ngenxa yezakhiwo zayo eziningi. I-HPMC ivame ukusetshenziswa njenge...Funda kabanzi»
-
I-vinyl acetate ethylene (VAE) copolymer redispersible powder iyi-polymer powder esetshenziswa kabanzi embonini yokwakha. Iyi-free-flowing powder ekhiqizwa ngokufutha nge-spray drying ingxube ye-vinyl acetate monomer, i-ethylene monomer nezinye izithasiselo. I-VAE copolymer redispersible powders ngokuvamile...Funda kabanzi»
-
I-Hydroxypropyl methyl cellulose (HPMC) iyi-polymer engeyona i-ionic, i-ether ye-cellulose engeyona i-ionic eyenziwe nge-cellulose yemvelo ye-polymer. Umkhiqizo awunaphunga, awunambitheki, awunabuthi impuphu emhlophe, ungancibilikiswa emanzini abandayo ukuze wakhe isixazululo esibonakalayo esiqinile, esinokuqina, ukubopha,...Funda kabanzi»
-
Impuphu ye-putty yodonga yangaphakathi neyangaphandle, inhlaka yethayela, i-ejenti yokukhomba amathayela, i-ejenti yokuxhumana yempuphu eyomile, udaka lokuvikela ukushisa lwangaphandle lwezindonga zangaphandle, udaka oluzilinganisayo, udaka lokulungisa, udaka lokuhlobisa, udaka olungangeni manzi udaka lwangaphandle oluhlanganisa ukushisa oluhlanganisiwe. Kudaka,...Funda kabanzi»
-
I-putty powder uhlobo lwezinto zokuhlobisa isakhiwo, izingxenye eziyinhloko yi-talcum powder kanye ne-glue. Ingqimba emhlophe ebusweni begumbi elingenalutho elisanda kuthengwa yi-putty. Ngokuvamile ubumhlophe be-putty bungaphezu kwama-90° kanti ubuncane bungaphezu kwama-330°. I-putty uhlobo lwezinto eziyisisekelo ezisetshenziswa...Funda kabanzi»
-
Ku-mortar exutshwe ngomumo, inqobo nje uma i-cellulose ether encane ingathuthukisa kakhulu ukusebenza kwe-mortar emanzi, kungabonakala ukuthi i-cellulose ether iyisengezo esiyinhloko esithinta ukusebenza kokwakhiwa kwe-mortar. Ukukhethwa kwezinhlobo ezahlukene, ukuqina okuhlukile,...Funda kabanzi»
-
Uma senza futhi sisebenzisa i-putty powder, sizobhekana nezinkinga ezahlukahlukene. Namuhla, esikhuluma ngakho ukuthi uma i-putty powder ixutshwa namanzi, lapho uvuselela kakhulu, i-putty izoba ncane, futhi isimo sokuhlukaniswa kwamanzi sizoba sibi kakhulu. Imbangela yale nkinga...Funda kabanzi»
-
Eminyakeni yamuva nje, kuvele inqwaba yempuphu yerabha ye-resin, impuphu yerabha enamandla aphezulu engangeni manzi kanye nenye impuphu yerabha eshibhile kakhulu emakethe ukuze ithathe indawo ye-VAE emulsion yendabuko (i-vinyl acetate-ethylene copolymer), eyomiswa ngesifutho futhi yenziwe ngempuphu yerabha engasetshenziswa kabusha. Hlakaza...Funda kabanzi»
-
I-Hydroxypropyl methylcellulose (HPMC) iyi-non-ionic cellulose ether eyenziwe nge-cellulose yemvelo ye-polymer ngokusebenzisa uchungechunge lwezinqubo zamakhemikhali. Ziyimpuphu emhlophe engenaphunga, engenambitheki futhi engenabuthi evuvukala ibe yisisombululo se-colloidal esicacile noma esinamafu kancane emanzini abandayo. Ine...Funda kabanzi»