iimveliso

I-Propylene glycol CAS: 57-55-6

inkcazo emfutshane:

Igama lesayensi le-propylene glycol yi-"1,2-propanediol". I-racemate lulwelo oluqinileyo olunencasa ebukhali kancinci. Luxubene emanzini, i-acetone, i-ethyl acetate kunye ne-chloroform, kwaye lunyibilika kwi-ether. Lunyibilika kwiioyile ezininzi ezibalulekileyo, kodwa aluxubene ne-petroleum ether, iparafini kunye negrisi. Luzinzile xa lushushu kwaye lukhanya, kwaye luzinzile xa lushushu xa luphantsi. I-Propylene glycol ingaxutywa ibe yi-propionaldehyde, i-lactic acid, i-pyruvic acid kunye ne-acetic acid xa lushushu xa luphezulu.
I-Propylene glycol yi-diol kwaye ineempawu ze-alcohols eziqhelekileyo. Isabela kwii-organic acids kunye nee-inorganic acids ukuvelisa ii-monoesters okanye ii-diesters. Isabela kwi-propylene oxide ukuvelisa i-ether. Isabela kwi-hydrogen halide ukuvelisa ii-halohydrins. Isabela kwi-acetaldehyde ukwenza i-methyldioxolane.
Njenge-arhente yebhakteriostatic, i-propylene glycol ifana ne-ethanol, kwaye ukusebenza kwayo ekuthinteleni isikhunta kufana nokwe-glycerin kwaye kuphantsi kancinci kunokwe-ethanol. I-Propylene glycol isetyenziswa kakhulu njenge-plasticizer kwizinto zokugquma ifilimu yamanzi. Umxube wamacandelo alinganayo namanzi unokulibazisa i-hydrolysis yamayeza athile kwaye wonyuse uzinzo lwamalungiselelo.
Ulwelo olungenambala, oluqinileyo noluzinzileyo olufunxa amanzi, alunancasa kwaye alunavumba. Luxutywa namanzi, i-ethanol kunye nezinye izinyibilikisi zendalo. Lusetyenziswa njengezinto eziluhlaza kwiiresini, iiplastiki, ii-surfactants, ii-emulsifiers kunye nee-demulsifiers, kunye ne-antifreeze kunye nee-heat carriers


  • Igama:I-Propylene glycol CAS: 57-55-6
  • Igama lebrand:I-MIT-IVY
  • Ukubonakala:Ulwelo olungenambala, oluqinileyo noluzinzileyo olufunxa amanzi.
  • Ukhuseleko lweNdalo ::Ewe
  • Isiqinisekiso::I-ISO
  • Uhlobo:Isetyenziswa njengezinto eziluhlaza kwiiresini, iiplastiki, ii-surfactants, njl.
  • Iphakheji yezoThutho:iigubu
  • Ukwenziwa ngokwezifiso::Ewe
  • Umthamo weMveliso:Iitoni ezingama-500/ngenyanga
  • Imvelaphi:iTshayina
  • Iinkcukacha zeMveliso

    Iithegi zeMveliso

    Intshayelelo yemveliso

    Igama lesayensi le-propylene glycol yi-"1,2-propanediol". I-racemate lulwelo oluqinileyo olunencasa ebukhali kancinci. Luxubene emanzini, i-acetone, i-ethyl acetate kunye ne-chloroform, kwaye lunyibilika kwi-ether. Lunyibilika kwiioyile ezininzi ezibalulekileyo, kodwa aluxubene ne-petroleum ether, iparafini kunye negrisi. Luzinzile xa lushushu kwaye lukhanya, kwaye luzinzile xa lushushu xa luphantsi. I-Propylene glycol ingaxutywa ibe yi-propionaldehyde, i-lactic acid, i-pyruvic acid kunye ne-acetic acid xa lushushu xa luphezulu.
    I-Propylene glycol yi-diol kwaye ineempawu ze-alcohols eziqhelekileyo. Isabela kwii-organic acids kunye nee-inorganic acids ukuvelisa ii-monoesters okanye ii-diesters. Isabela kwi-propylene oxide ukuvelisa i-ether. Isabela kwi-hydrogen halide ukuvelisa ii-halohydrins. Isabela kwi-acetaldehyde ukwenza i-methyldioxolane, ulwelo olungenambala, oluqinileyo noluzinzileyo olufunxa amanzi, phantse alunancasa kwaye alunavumba. Ixutywa namanzi, i-ethanol kunye nezinye izinyibilikisi ze-organic ezahlukeneyo.

    Intsimi yesicelo

    Isetyenziswa njengezinto eziluhlaza kwiiresini, iiplastiki, ii-surfactants, ii-emulsifiers kunye nee-demulsifiers, kunye ne-antifreeze kunye nee-heat carriers

    Inkcazo yolwakhiwo

    Ipropylene glycol

    I-CAS: 57-55-6

    Ifomula yemolekyuli C3H8O2

    ubunzima bemolekyuli 76.09

    Inombolo ye-EINECS 200-338-0

    Iqondo lokunyibilika -60 °C (elikhanyayo)

    Iqondo lokubila 187 °C (elikhanyayo)

    Uxinano 1.036 g/mL kwi-25 °C (elithayo)

    Uxinano lomphunga 2.62 (xa kuthelekiswa nomoya)

    Uxinzelelo lomphunga 0.08 mm Hg (20 °C)

    Isalathisi sokuhombisa n20 /D 1.432(lit.

     

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