Chii chinonzi Polyaluminium Chloride?
Polyaluminium chloride, yakapfupikiswa sePAC, imushonga wekurapa mvura yepolymer isina organic. Mhando dzacho dzakakamurwa kuita mapoka maviri: kushandiswa kwemvura yekunwa kumba uye kushandiswa kwemvura isiri yekunwa kumba, imwe neimwe inoenderana nezvinodiwa zvakasiyana. Chitarisiko chakakamurwa kuita marudzi maviri: mvura uye yakasimba. Nekuda kwezvikamu zvakasiyana zviri muzvinhu zvakagadziriswa, kune musiyano muchimiro cheruvara uye mhedzisiro yekushandiswa.
Polyaluminium chloride chinhu chisina ruvara kana kuti cheyero. Mushonga wayo imvura isina ruvara kana yero brown inoonekera, inonyungudika nyore mumvura uye inonyungudutsa doro, isinganyungudike muanhydrous alcohol neglycerol. Inofanira kuchengetwa mudura rinotonhorera, rinofefetera, rakaoma, uye rakachena. Panguva yekufambisa, zvakakosha kudzivirira mvura kubva kumvura uye zuva rakananga, kudzivirira kusviba, uye kubata nekungwarira panguva yekutakura nekuburitsa zvinhu kuti pasakuvadzwe kurongedza. Nguva yekuchengetera zvinhu zvine mvura mwedzi mitanhatu, uye kune zvigadzirwa zvakasimba gore rimwe.
Mishonga yekuchenesa mvura inonyanya kushandiswa pakuchenesa mvura yekunwa, mvura yakasviba yemumaindasitiri, uye tsvina yemumaguta, zvakaita sekubvisa iron, fluorine, cadmium, kusvibiswa kwemwaranzi, uye oiri inoyangarara. Inoshandiswawo pakuchenesa mvura yakasviba yemumaindasitiri, senge kudhinda nekudhaya mvura yakasviba. Inoshandiswawo mukugadzira nemazvo, mishonga, kugadzira mapepa, rabha, kugadzira dehwe, peturu, indasitiri yemakemikari, uye madhayi. Polyaluminium chloride inoshandiswa pakuchenesa mvura uye sezvinhu zvekushongedza pakuchenesa pamusoro pemvura.
Polyaluminium chloride ine adsorption, coagulation, precipitation nezvimwe zvinhu. Inewo kusagadzikana kusina kunaka, chepfu, uye ngura. Kana ikapfapfaidzwa netsaona paganda, sukurudza nemvura nekukurumidza. Vashandi vekugadzira vanofanira kupfeka mbatya dzebasa, mamasiki, magirovhosi, uye bhutsu refu dzerabha. Midziyo yekugadzira inofanira kuvharwa, uye mhepo yekushanda inofanira kunge yakanaka. Polyaluminium chloride inoora kana yapiswa pamusoro pe110 ℃, ichiburitsa hydrogen chloride gasi, uye pakupedzisira inoora kuita aluminium oxide; Inoita neacid kuti ipararire depolymerization, zvichikonzera kudzikira kwepolymerization degree uye alkalinity, pakupedzisira ichishanduka kuita aluminium salt. Kushanda nealkali kunogona kuwedzera polymerization uye alkalinity, zvichizoguma zvaita kuti pave nealuminium hydroxide precipitate kana aluminate salt; Kana ikasanganiswa nealuminium sulfate kana mamwe multivalent acid salts, precipitation inogadzirwa nyore nyore, iyo inogona kuderedza kana kurasikirwa zvachose ne coagulation performance.
Nguva yekutumira: Chikunguru-12-2024