Zvishandiso Zvisina Kugadzirwa

  • Phthalic Anhydride (PA) Nhamba yeCAS: 85-44-9

    Phthalic Anhydride (PA) Nhamba yeCAS: 85-44-9

    Pfupiso yeChigadzirwa

    Phthalic Anhydride (PA) chinhu chakakosha chemakemikari eorganic, chinonyanya kugadzirwa ne oxidation ye ortho-xylene kana naphthalene. Inoratidzika se crystalline solid chena ine hwema hushoma hunotsamwisa. PA inoshandiswa zvakanyanya mukugadzira ma plasticizers, unsaturated polyester resins, alkyd resins, dyes, uye pigments, zvichiita kuti ive chinhu chakakosha muindasitiri yemakemikari.

    Zvinhu Zvikuru

    • Kukurumidza Kushanda:PA ine mapoka eanhydride, ayo anokurumidza kusangana nealcohols, amines, nezvimwe zvinhu kuti zvigadzire maesters kana maamides.
    • Kunyunguduka Kwakanaka:Inonyungudika mumvura inopisa, maalcohols, ethers, nezvimwe zvinonyungudutsa zvakasikwa.
    • Kugadzikana:Yakasimba kana yakaoma asi inonyungudika zvishoma nezvishoma kuita phthalic acid kana paine mvura.
    • Kuchinja-chinja:Inoshandiswa mukugadzirwa kwemhando dzakasiyana dzemakemikari, zvichiita kuti ishande zvakasiyana-siyana.

    Mashandisirwo

    1. Zvigadzirwa zvepurasitiki:Inoshandiswa kugadzira maester e-phthalate (semuenzaniso, DOP, DBP), ayo anoshandiswa zvakanyanya muzvigadzirwa zvePVC kuwedzera kuchinjika uye kugona kushandiswa.
    2. MaResins ePolyester Asina Kuzara:Inoshandiswa mukugadzira fiberglass, machira, uye manamati, ichipa hunhu hwakanaka hwemakanika uye inodzivirira makemikari.
    3. MaResin eAlkyd:Inoshandiswa mumapendi, machira, uye mavarnish, zvichiita kuti irambe yakanamatira uye ichipenya zvakanaka.
    4. Madhayi nePigments:Inoshanda sechikamu chepakati mukugadzirwa kwemavara nemavara eanthraquinone.
    5. Mamwe Mashandisirwo:Inoshandiswa mukugadzira mishonga yemishonga, mishonga yezvipembenene, uye zvinonhuhwirira.

     

    Kurongedza & Kuchengeta

    • Kurongedza:Inowanikwa mumabhegi e25 kg/bhegi, 500 kg/bhegi, kana matani. Sarudzo dzekurongedza dzakagadzirirwa iwe dzinowanikwa kana ukakumbira.
    • Kuchengetera:Chengeta munzvimbo inotonhorera, yakaoma, uye ine mhepo inofefetera zvakanaka. Dzivisa kusangana nehunyoro. Tembiricha inokurudzirwa yekuchengetedza: 15-25℃.

    Kufunga Nezvekuchengetedza & Zvakatipoteredza

    • Kutsamwiswa:PA inogumbura ganda, maziso, uye kufema. Midziyo yakakodzera yekudzivirira (semuenzaniso, magirovhosi, magirazi ekudzivirira, marespirator) inofanira kupfekwa panguva yekubata.
    • Kubvira:Inobvira asi haibatike zvakanyanya. Chengeta kure nemoto wakavhurika uye tembiricha yakakwira.
    • Kukanganiswa Kwezvakatipoteredza:Rasa marara zvichienderana nemitemo yenharaunda yemuno kudzivirira kusvibiswa.

    Taura nesu

    Kuti uwane rumwe ruzivo kana kukumbira sampuro, ndapota taura nechikwata chedu chekutengesa. Takazvipira kupa zvigadzirwa zvemhando yepamusoro uye sevhisi yakanaka kwazvo!

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  • Nhanganyaya yeMethanol Chigadzirwa

    Nhanganyaya yeMethanol Chigadzirwa

    Pfupiso yeChigadzirwa

    Methanol (CH₃OH) imvura isina ruvara, inopfava uye ine hwema hushoma hwedoro. Semusanganiswa wedoro uri nyore, inoshandiswa zvakanyanya mumaindasitiri emakemikari, esimba, uye emishonga. Inogona kugadzirwa kubva mumafuta efossil (semuenzaniso, gasi rechisikigo, marasha) kana zviwanikwa zvinodzokororwa (semuenzaniso, biomass, green hydrogen + CO₂), zvichiita kuti ive chinhu chikuru chinoita kuti shanduko yekabhoni isanyanya kuderera.

    Hunhu hweChigadzirwa

    • Kushanda Nesimba Kwakanyanya Pakutsva: Kupisa zvinhu zvisina kuchena zvine macalorie ari pakati nepakati uye utsi hushoma.
    • Kuchengeta & Kutakura Zviri Nyore: Mvura iri patembiricha yemumba, inokura kupfuura hydrogen.
    • Kuchinja-chinja: Inoshandiswa semafuta uye semakemikari.
    • Kugara kwenguva refu: "Green methanol" inogona kuita kuti pave nekusagadzikana kwekabhoni.

    Mashandisirwo

    1. Simba reMafuta

    • Mafuta eMotokari: Methanol peturu (M15/M100) inoderedza kuburitswa kweutsi.
    • Mafuta emugungwa: Anotsiva mafuta anorema mukutakura zvinhu (semuenzaniso, ngarava dzeMaersk dzinoshandisa methanol).
    • Masero Emafuta: Anopa simba kumidziyo/madrone kuburikidza nemasero emafuta emethanol akananga (DMFC).

    2. Zvekudya zveMakemikari

    • Inoshandiswa kugadzira formaldehyde, acetic acid, olefins, nezvimwewo, zvemapurasitiki, pendi, uye mafiber ekugadzira.

    3. Mashandisirwo Ari Kubuda

    • Mutakuri weHydrogen: Inochengeta/inoburitsa hydrogen kuburikidza nekupwanyika kwemethanol.
    • Kudzokorodza Kabhoni: Inogadzira methanol kubva kuCO₂ hydrogenation.

    Magadzirirwo ehunyanzvi

    Chinhu Tsanangudzo
    Kuchena ≥99.85%
    Kuwanda (20℃) 0.791–0.793 g/cm³
    Nzvimbo Yokubikira 64.7℃
    Poindi yeFlash 11℃ (Inobvira)

    Zvakanakira Zvedu

    • Kupa Kwekupedzisira: Mhinduro dzakabatana kubva pakudya kusvika pakushandiswa kwekupedzisira.
    • Zvigadzirwa Zvakagadzirwa Nemunhu: methanol yemhando yeindasitiri, yemhando yemafuta, uye yemhando yemagetsi.

    Cherechedza: MSDS (Material Safety Data Sheet) uye COA (Chitupa Chekuongorora) zvinowanikwa kana zvakumbirwa.

     

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  • Diethylene Glycol (DEG) Nhanganyaya yeChigadzirwa

    Diethylene Glycol (DEG) Nhanganyaya yeChigadzirwa

    Pfupiso yeChigadzirwa

    Diethylene Glycol (DEG, C₄H₁₀O₃) imvura isina ruvara, isina hwema, ine viscous ine hunhu hwe hygroscopic uye inonaka. Sechinhu chakakosha chemakemikari, inoshandiswa zvakanyanya muma polyester resins, antifreeze, plasticizers, solvents, nezvimwe zvinoshandiswa, zvichiita kuti ive chinhu chakakosha muindasitiri ye petrochemical nemakemikari akanaka.

    Hunhu hweChigadzirwa

    • Nzvimbo Inofashaira Yakanyanya: ~245°C, yakakodzera kushandiswa pakupisa kwakanyanya.
    • Hygroscopic: Inonwisa hunyoro kubva mumhepo.
    • Kunyungudika Kwakanaka: Kusanganiswa nemvura, maalcohols, maketones, nezvimwewo.
    • Huturu Hwakaderera: Hune chepfu shoma pane ethylene glycol (EG) asi hunoda kubatwa zvakachengeteka.

    Mashandisirwo

    1. Mapolyester & Resin

    • Kugadzirwa kwemaresini epolyester asina kuguta (UPR) ekuputira uye fiberglass.
    • Musanganiswa we epoxy resins.

    2. Zvinodzivirira kutonhora nefiriji

    • Mishonga inodzivirira kutonhora isina chepfu yakawanda (yakasanganiswa neEG).
    • Chinhu chinobvisa mvura mumuviri negasi rechisikigo.

    3. Zvigadzirisi nezvinonyungudutsa

    • Chinonyungudutsa che nitrocellulose, inki, uye zvinonamira.
    • Chizoro chejira.

    4. Mamwe Mashandisirwo

    • Fodya inonhuhwirira, chigadziko chekushongedza, kucheneswa kwegasi.

    Magadzirirwo ehunyanzvi

    Chinhu Tsanangudzo
    Kuchena ≥99.0%
    Kuwanda kwemvura (20°C) 1.116–1.118 g/cm³
    Nzvimbo Yokubikira 244–245°C
    Poindi yeFlash 143°C （Inobvira）

    Kurongedza & Kuchengeta

    • Kurongedza: Madhiramu emagetsi e250kg, matangi eIBC.
    • Kuchengetera: Yakavharwa, yakaoma, ine mhepo inofefetera, kure nezvinokonzera oxidizer.

    Zvinyorwa zvekuchengetedza

    • Njodzi Yehutano: Shandisa magirovhosi/magirazi ekudzivirira kubata.
    • Yambiro yeUturu: Usamedze (zvinotapira asi zvine chepfu).

    Zvakanakira Zvedu

    • Kuchena Kwakanyanya: QC yakasimba isina tsvina yakawanda.
    • Kupa Kunochinjika: Kurongedza kwakawanda/kwakagadzirirwa iwe.

    Cherechedza: Magwaro eCOA, MSDS, uye REACH anowanikwa.

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