Onye nrụpụta Ezigbo ọnụ ahịa DI METHYL ETHANOLAMINE (DMEA) CAS:108-01-0
Okwu ndị yiri ya
N,N-Dimethyl-2-hydroxyethylamine, 2-dimethylaminoethanol
Ngwa nke DMEA
Ọrụ catalytic nke N,N-dimethylethanolamine DMEA dị obere nke ukwuu, ọ naghịkwa enwe mmetụta dị ukwuu na mmụba ụfụfụ na mmeghachi omume gel, mana dimethylethanolamine DMEA nwere alkalinity siri ike, nke nwere ike iwepụ ọnụọgụ dị na ihe ndị na-afụ ụfụfụ nke ọma. Acids, karịsịa ndị dị na isocyanates, si otú a na-ejide amines ndị ọzọ na sistemụ ahụ. Ọrụ dị ala na ikike dị elu nke dimethylethanolamine DMEA na-arụ ọrụ dị ka ihe nchekwa ma bara uru karịsịa mgbe ejiri ya na triethylenediamine, ka e wee nwee ike nweta ọnụego mmeghachi omume achọrọ site na obere mkpokọta nke triethylenediamine.
Dimethylethanolamine (DMEA) nwere ọtụtụ ojiji, dịka: enwere ike iji dimethylethanolamine DMEA kwadebe ihe mkpuchi mmiri na-agbaze agbaze; dimethylethanolamine DMEA bụkwa ihe eji emepụta dimethylaminoethyl methacrylate, nke a na-eji akwadebe ihe ndị na-egbochi static, ihe ndị na-eme ka ala dị nro, ihe ndị na-eduzi ihe, ihe mgbakwunye akwụkwọ na flocculants; a na-ejikwa dimethylethanolamine DMEA na ihe ndị na-eme ka mmiri dị nro iji gbochie ire ere.
N'ime ụfụfụ polyurethane, dimethylethanolamine DMEA bụ co-catalyst na ihe na-akpali mmeghachi omume, enwere ike iji dimethylethanolamine DMEA mee ihe n'imepụta ụfụfụ polyurethane na-agbanwe agbanwe na ụfụfụ polyurethane siri ike. E nwere otu hydroxyl na molekul dimethylethanolamine DMEA, nke nwere ike imeghachi omume na otu isocyanate, yabụ enwere ike ijikọ dimethylethanolamine DMEA na molekul polymer, ọ gaghịkwa agbanwe agbanwe dị ka triethylamine.
Nkọwapụta nke DMEA
| Ihe mejupụtara ya | Nkọwapụta |
| Ọdịdị | |
| Ịdị ọcha | ≥99.8% |
| Agba | ≤20 APHA |
| Mmiri mmiri | ≤500mg/kg |
| VG | ≤5mg/kg |
| EG | ≤5mg/kg |
| DMAEE | ≤100mg/kg |
Nkwakọba nke DMEA
180kg/mgbịrịgba
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