Magnesium oxides (MgOs)ejirila ya na ụlọ ọrụ rọba ihe karịrị 100 afọ.N'oge na-adịghị anya ka achọpụtara sọlfọ vulcanization na 1839, MgO na inorganic oxides ndị ọzọ gosipụtara na-eme ka ọnụọgụ sọlfọ na-eji naanị ya na-agwọ ngwa ngwa.Ọ bụghị ruo mmalite 1900s mgbe e mepụtara ihe ndị na-eme ngwa ngwa ma dochie magnesium na oxides ndị ọzọ dị ka ndị na-eme ngwa ngwa na usoro ọgwụgwọ.MgO oriri belatara ruo mmalite 1930s n'oge ọmụmụ nke ọhụrụ sịntetik elastomer nke ji oxide nke a ọtụtụ iji kwụsie ike na neutralize (acid scavenge) compound-polychloroprene (CR).Ọbụna ugbu a, na mmalite nke narị afọ na-esote, ojiji mbụ nke MgO na ụlọ ọrụ rọba ka dị na usoro ọgwụgwọ polychloroprene (CR).Kemgbe ọtụtụ afọ, ndị na-emepụta ihe ghọtara uru MgO na elastomer ndị ọzọ dị ka: chlorosulfonated polyethylene (CSM), fluoroelastomer (FKM), halobutyl (CIIR, BIIR), hydrogenated NBR (HNBR), polyepichlorohydrin (ECO) n'etiti ndị ọzọ.Ka anyị buru ụzọ lee otúroba ọkwa MgOsna-emepụta na ihe onwunwe ha.
Na mbido ụlọ ọrụ rọba naanị otu ụdị MgO dị-dị arọ (n'ihi nnukwu njupụta ya).Emepụtara ụdị a site na ire ere ọkụeke magnetik(MgCO2).Ihe na-esi na ya pụta na-abụkarị adịghị ọcha, ọ naghị arụ ọrụ nke ọma ma nwee nnukwu nha nha.Site na mmepe nke CR, ndị na-emepụta magnesia na-emepụta ihe ọhụrụ, ịdị ọcha dị elu, na-arụsi ọrụ ike, obere nha MgO-extra ìhè.Emere ngwaahịa a site na decomposing basic magnesium carbonate (MgCO3).Ka eji taa na pharmaceuticals na ịchọ mma, nke a MgO e dochie anya nke ukwuu na-arụsi ọrụ ike, nta urughuru size MgO-ìhè ma ọ bụ oru ìhè.Ihe fọrọ nke nta ka ọ bụrụ ndị niile na-emepụta roba na-eji ụdị MgO a.A na-emepụta ya site na ihe ndị na-emepụta magnesium na-ekpo ọkụ nke ọma 2 ụdị: gara n'ihuhydroxide (Mg (OH) 2).Nnukwu njupụta ya dị n'etiti nke dị arọ na oke ọkụ ma nwee ọrụ dị elu yana obere nha.Ndị a abụọ Njirimara-ọrụ na urughuru size-bụ ihe kasị mkpa Njirimara nke ọ bụla MgO tinye n'ọrụ na roba compounding.
Oge nzipu: Nov-15-2022