Yiziphi izingxenye zempuphu ye-emulsion ephinde ihlakazeke

I-Redispersible Emulsion Powder (RDP) iyinhlanganisela eyinkimbinkimbi yezingxenye eziningana, ngayinye inegalelo ekusebenzeni kwayo kanye nokusebenza kwayo. Nakuba ukwakheka kungahluka kuye ngomkhiqizi othile kanye nokusetshenziswa okuhlosiwe, izingxenye ezijwayelekile ze-RDP zifaka:

1.Isihlanganisi se-Polymer: Ingxenye eyinhloko ye-RDP iyi-polymer binder, evame ukutholakala ku-vinyl acetate ethylene (VAE), i-vinyl acetate versatate (VeoVA), i-ethylene vinyl chloride (EVC), noma amanye ama-copolymer. Lesi si-polymer binder sinikeza izakhiwo zokunamathela futhi sakha ifilimu ehlangene lapho yomiswa.

2.I-Colloid Evikelayo: Ukuze kuqiniswe i-emulsion futhi kuvinjelwe ukujiya noma ukugoba kwezinhlayiya ze-polymer, kufakwa i-colloid evikelayo. Ama-colloid avikelayo avamile afaka ama-cellulose ethers (isb., i-hydroxyethyl cellulose, i-methyl cellulose), i-polyvinyl alcohol (i-PVA), kanye ne-starch derivatives.

3.Izinto zokwenziwa ngepulasitiki: Ama-plasticizer afakiwe ukuthuthukisa ukuguquguquka nokusebenza kahle kwefilimu ye-RDP. Asiza ekunciphiseni ukuqhekeka futhi athuthukise ukunamathela, ikakhulukazi ekwakhiweni okuqhutshwa ukunyakaza noma ukuguqulwa.

4.Izigcwalisi: Izithako zokugcwalisa ezingaphili njenge-calcium carbonate, i-talc, i-silica, noma ubumba zingafakwa ekwakhiweni kwe-RDP ukuze kuthuthukiswe ubuningi, kuncishiswe izindleko, futhi kuguqulwe izakhiwo zemishini. Izithako zokugcwalisa zisiza futhi ukulawula i-rheology nokuthuthukisa izakhiwo zokusetshenziswa kwezimbozo kanye nezimbozo.

5.Izinto zokuhlambulula: Kufakwe izinto zokuhlanza i-foam ukuze kuncishiswe ukwakheka kwe-foam ngesikhathi sokukhiqizwa nokusetshenziswa kwe-RDP. I-foam eningi kakhulu ingathinta kabi ukusebenza kanye nokubukeka kwezembozo kanye nezinamathiselo.

6.Iziqinisi: Iziqinisi zisetshenziselwa ukugcina ukuzinza kwe-emulsion nokuvimbela ukuhlukaniswa kwesigaba noma ukuhlangana kwezinhlayiya ze-polymer. Zisiza ukuqinisekisa ukusebenza okulinganayo kanye nokuqina kokugcinwa kwemikhiqizo ye-RDP.

7.Ama-ejenti okusabalalisa: Ama-ejenti okuhlakaza asiza ekusabalalisweni kwezinhlayiya ze-RDP emanzini, akhuthaze ukusatshalaliswa okufanayo futhi avimbele ukuhlangana. Athuthukisa ukuhlakazeka kabusha kwama-powder e-RDP ezinhlelweni zamanzi, okwenza kube lula ukufakwa kwawo ekwakhiweni.

8.Izinto Zokuvimbela Ukuqandisa: Ezimweni ezibandayo noma ngesikhathi sokugcina emazingeni okushisa aphansi, ama-antifreeze agents angangezwa ukuze kuvinjelwe ukubanda nokugcina ukuzinza kwama-emulsion e-RDP.

9.Ama-biocides: Ama-biocides angafakwa ukuze kuvinjelwe ukukhula kwamagciwane futhi kwandiswe isikhathi sokuphila kwemikhiqizo ye-RDP, ikakhulukazi ekwakhiweni okusengozini yokungcola.

10.Ezinye Izithasiselo: Kuye ngezidingo ezithile zokusetshenziswa okuhlosiwe, izithasiselo ezengeziwe ezifana nezithina, izihlakaza, ama-crosslinking agents, kanye nezinsiza zokwakha ifilimu zingafakwa ekwakhiweni kwe-RDP ukuze kulungiswe izakhiwo zazo kanye nezici zokusebenza.

Sekukonke, ukukhethwa ngokucophelela kanye nokulinganisela kwalezi zingxenye kudlala indima ebalulekile ekunqumeni ukusebenza, ukuzinza, kanye nokuguquguquka kwe-Redispersible Emulsion Powder ezinhlotsheni ezahlukene zokwakha kanye nokusetshenziswa kokumboza.