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Monoethanolamine: Amine yeOrganic ine Zvinangwa Zvakawanda yekushandiswa mumaindasitiri nevatengi

Monoethanolamine (mushonga wemakemikari C₂H₇NO, yakapfupikiswa seMEA) imvura isina ruvara kana yero yakachenuruka ine hwema hwakaita seammonia uye chinhu chakakosha chemakemikari eorganic uye chepakati. Inoshandiswa zvakasiyana-siyana mumakemikari, mishonga, machira, peturu, kurapwa kwemvura, uye zvigadzirwa zvevatengi. Mashandisirwo makuru emonoethanolamine anosanganisira kushandiswa kwayo sechinhu chinodzivisa kusvibiswa, emulsifier, buffer, uye chepakati mukugadzirwa kweorganic.

    Minda mikuru yekushandisa

    Muindasitiri yemakemikari, monoethanolamine chinhu chinoshandiswa zvakanyanya chinobvisa acidity chinogona kuita maacids kugadzira amine salts dzinoenderana, dzinoshandiswa zvakanyanya kugadzirisa pH. Inoshandiswawo se emulsifier kugadzirisa emulsions dzemafuta nemvura, inoshandiswa zvakanyanya mukugadzira macoatings, inks, uye glues. Pamusoro pezvo, monoethanolamine inogona kushanda sebuffer yekugadzirisa acidity uye alkalinity ye chemical reactions, zvichiita kuti ifambire mberi zvakanaka.

    Muindasitiri yemishonga, monoethanolamine inoshandiswa sechikamu chepakati mukugadzirwa kwemishonga. Inogona kutora chikamu mukuita kwakasiyana-siyana kwemakemikari kugadzira mishonga ine kukosha kwekurapa. Semuenzaniso, mukugadzirwa kwemamwe maantibiotics nemishonga yemwoyo, monoethanolamine inogona kushanda sechikamu chepakati. Pamusoro pezvo, monoethanolamine inogona kushandiswa mukugadzirira majekiseni uye zvinwiwa zvemumuromo sechinodzora pH uye chinosimbisa.

    Muindasitiri yemachira, monoethanolamine inoshandiswa semushonga wekurapa nefayibha uye mushonga wekunyorovesa. Inogona kuvandudza kuchinjika uye hunhu hwefayibha hunodzivirira kugadzika, zvichiwedzera kunzwa kwemaoko uye mashandiro ekugadzirisa machira. Monoethanolamine inoshandiswawo mukurapa machira mushure mekurapa kuti awedzere kuramba kwawo kupfeka uye kuramba kukwenya.

    Muindasitiri yepeturu, monoethanolamine inoshandiswa semushonga wekubvisa sulfurizer uye kunyudza acid gasi mukuchenesa peturu. Inogona kubvisa hydrogen sulfide necarbon dioxide kubva mugasi rechisikigo zvinobudirira, zvichivandudza kunaka kwayo. Mukugadzirisa peturu, monoethanolamine inogona kunyudza acidic gasi, ichideredza ngura yemidziyo.

    Mukurapa nemvura, monoethanolamine inoshandiswa semutongi wepH uye mudziviriri wekutumbuka. Inogona kugadzirisa acidity uye alkalinity yemvura kudzivirira kutumbuka kwepombi. Semuenzaniso, mumaindasitiri emvura inotonhorera, monoethanolamine inogona kushandiswa kugadzirisa pH yemvura kudzivirira kuumbwa kwechiyero uye kutumbuka kwepombi.

    Muindasitiri yezvigadzirwa zvevatengi, monoethanolamine inoshandiswa zvakanyanya muzvigadzirwa zvekuchengetedza muviri uye mishonga yekuchenesa. Inogona kushanda se emulsifier uye pH regulator mukugadzira shampoos, body washes, uye liquid sipo. Pamusoro pezvo, monoethanolamine inogona kushandiswa kugadzira surfactants yekuchenesa uye sipo.

    Pasinei nekushandiswa kwayo kwakasiyana-siyana, monoethanolamine inokuvadza uye ine chepfu, uye kushandiswa kwayo nekuchengetwa kwayo kunoda matanho akasimba ekuchengetedza. Monoethanolamine inonwisa hunyoro nyore nyore munzvimbo dzine hunyoro, saka inofanira kuchengetwa mumudziyo wakavharwa. Pamusoro pezvo, mhinduro dzemonoethanolamine dzinokuvadza zvishoma, uye michina yakakodzera yekudzivirira inofanira kupfekwa panguva yekushandisa kudzivirira kusangana neganda nemaziso. Mukugadzirwa kwemaindasitiri, kushandiswa kwemonoethanolamine kunowanzoitika mumasisitimu akavharwa kuderedza kukanganisa kwezvakatipoteredza.

    Magadzirirwo

    Zita rechigadzirwa Monoethanolamine
    Fomura yeMakemikari C2H7NO
    Kurema kweMorekuru 61.08 g/mol
    Chitarisiko Mvura inopenya isina ruvara, inoonekera
    Nzvimbo Yokunyunguduka 10.5℃
    Nzvimbo Yokubikira 170.4℃
    Kuwanda kwevanhu 1.0180 g/cm³
    Nhamba yeCAS 141 - 43 - 5
    Kodhi yeHS 2922110000
    EINECS Kwete 205 - 483 - 3
    Kushandiswa Inoshandiswa pakuchenesa gasi, kugadzira ma surfactants, kugadzirisa pH muzvizoro, uye semuchina wekukurumidzisa simende.

    Pepa Rekudzora Hunhu

    Zita rechigadzirwa Monoethanolamine
    CHINHU Kukosha Kwakajairika (%) Kukosha kwekuyedza (%)
    Kuyedzwa kweMonoethanolamine,% ≥99.0 99.82
    Huremu hwemvura, % ≤0.3 0.0094
    Ruvara, Pt-Co ≤10 5
    Kuwanda (20℃)/(g/㎝3) 1.014~1.019 1.015
    Mhedziso yeMuedzo Gadzirirana neQ/LC 001-2022 yakajairwa

    Muchidimbu

    Muchidimbu, monoethanolamine, sechigadzirwa chakakosha chemakemikari eorganic, inoita basa guru mumaindasitiri akasiyana-siyana. Haingobatsiri chete pakushanda uye kunaka kwechigadzirwa asiwo inotsigira kukura kwemaindasitiri emazuva ano. Nekufambira mberi kwetekinoroji, mikana yekushandisa monoethanolamine ichave yakakura.