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Ama-resins e-Acrylic ahlukaniswa ngendlela yokukhiqiza

1. I-Emulsion polymerization: Itholakala ngokusabela i-monomer, i-initiator kanye namanzi acwecwe ndawonye.Ngokuvamile, i-resin iyi-emulsion eqinile engu-50%, futhi iyisisombululo se-latex esiqukethe cishe u-50% wamanzi.Ama-emulsion ahlanganisiwe ngokuvamile anombala oluhlaza okwesibhakabhaka oyi-milky (i-Dingdal phenomenon), futhi izinga lokushisa lokushintsha engilazi yakhelwe ngokuya ngefomula ye-FOX.Ngakho-ke, lolu hlobo lwe-emulsion lunesisindo esikhulu samangqamuzana, kodwa okuqukethwe okuqinile ngokuvamile ku-40% kuya ku-50%.Imboni yokukhiqiza idinga ukulawula okunembile, ngenxa yokusetshenziswa kwamanzi njenge-solvent, i-emulsion enobungani bemvelo.

2. Ukumiswa kwe-polymerization: Kuyinqubo yokukhiqiza eyinkimbinkimbi futhi iyindlela esetshenziselwa ukukhiqizwa kwama-resin aqinile.I-acrylic resin eqinile ingaphansi kwe-reaction polymerization kusetshenziswa i-methyl group-containing acrylate.Ama-acrylate aneqembu le-methyl ngokuvamile aneqembu elithile elisebenzayo, futhi ukusabela kwe-polymerization emkhunjini wokusabela akulula ukulawula, futhi kulula ukunamathela ebhodweni eliqhumayo.

3. I-polymerization ngobuningi: Kuyinqubo yokukhiqiza esebenza kahle kakhulu.Inqubo iwukuba ufake izinto zokusetshenziswa efilimini yepulasitiki ekhethekile, bese usabela kuma-agglomerate, ukhiphe ukukhishwa kwe-pulverization, bese uhlunga.Ukuhlanzeka kwe-resin ye-acrylic eqinile ekhiqizwa yile ndlela iphakeme kakhulu kuzo zonke izindlela zokukhiqiza, futhi umkhiqizo uzinzile.Ucansi lubuye luhambe phambili, kanti nokushiyeka kwalo kugcwele.


Isikhathi sokuthumela: Dec-01-2021