Igoa Oloa:Methyl Ethyl Ketone
fa'asologa mole:C4H8O
Numera CAS:78-93-3
Fua mole mole oloa:
Fa'amatalaga:
Aitema | Vaega | Taua |
mama | % | 99.8min |
Lanu | APHA | 8max |
Acid value (e pei o le acetate acid) | % | 0.002 maualuga |
susu | % | 0.03 maualuga |
Fa'aaliga | - | Suavai e le lanu |
Meatotino tau vailaau:
Methyl ethyl ketone (MEK) o se vai e leai ni lanu ma se manogi ua fa'amatalaina e matua ma'ai, manogi, pepemint, po'o le acetone pei.E solu i le vai e oo atu i le 28% i le mamafa ma e fefiloi ma le tele o isi solvents organic.Ole tapulaa pito i lalo ole papa e 1.4% ma le pito i luga ole papa papa ole 11.4%.Methyl ethyl ketone atonu e le fetaui ma oxidizers malosi, amines, ammonia, inorganic acids, caustics, isocyanates, ma pyridines.Pe a faʻaaogaina fale gaosimea, methyl ethyl ketone e tatau ona taulimaina ma le faʻaeteete, aua o se Vasega lB vai mumu NIOSH
Talosaga:
Methyl ethyl ketone (2-butanone, ethyl methyl ketone, methyl acetone) ose solvent organic e maualalo le oona, lea e maua i le tele o talosaga.E fa'aaogaina i mea tau alamanuia ma fa'atau oloa e fai ma so'o fa'apipi'i, vali, ma mea fa'amamā ma avea ma so'o solo.O se vaega masani o nisi o meaai, methyl ethyl ketone e mafai ona tuʻuina atu i totonu o le siosiomaga e maugamu ma vaomatua afi. E faʻaaogaina i le gaosiga o le paʻu e leai se asu ma le lanu synthetic resins, e pei o se solvent, ma le insurface coating.E fa'aaogaina fo'i e fai ma mea fa'aono i mea'ai.
MEK o loʻo faʻaaogaina e fai ma solvent mo faiga faʻapipiʻi eseese, mo se faʻataʻitaʻiga, vinyl, faʻapipiʻi, nitrocellulose, ma faʻapipiʻi acrylic.E faʻaaogaina i mea vali vali, lacquers, varnishes, vali vali, faʻamaufaʻailoga, kelu, lipine maneta, vaitusi lolomi, resins, rosins, vaifofo faamamaina, ma mo polymerization.E maua i isi oloa fa'atau, mo se fa'ata'ita'iga, sima fale ma mea e fiafia i ai, ma oloa fa'atumu fafie.MEK o loʻo faʻaaogaina i le suauʻu lubricating dewaxing, le faʻafefe o metala, i le gaosiga o paʻu gaosia, pepa manino ma le alumini pepa, ma o se vailaʻau vavalalata ma faʻamalosi.O se so'o fa'ameamea i le gaosiga o mea'ai ma mea'ai.E mafai fo'i ona fa'aogaina le MEK e fa'amama ai masini tipitipi ma nifo.
I le faaopoopo atu i lona gaosiga, o puna o le siosiomaga o le MEK e aofia ai le gase mai le vaalele ma afi afi i totonu, ma galuega tau alamanuia e pei o le fa'asaoina o koale.E maua i se aofaiga tele i le asu tapaa.MEK e gaosia fa'ale-ola ma ua fa'ailoaina ose mea e maua mai i le fa'ato'aga o meaola ninii.Ua maua foi i la'au, pheromones iniseti, ma aano o manu, ma o le MEK atonu o se mea itiiti o le metabolism mamame masani.E mautu i lalo o tulaga masani ae mafai ona fausia peroxyide i luga o le teuina faaumiumi;atonu e papa.