Desmodur RFE/Isocyanates RFE/ CAS 4151-51-3 farashin kera

Takaitaccen Bayani:

Desmodur RFE CAS 4151-51-3 mai samar da masana'anta


  • Sunan samfur:Tris (4-isocyanatophenyl) thiophosphate
  • CAS:4151-51-3
  • MF:Saukewa: C21H12N3O6PS
  • MW:465.38
  • Yawan yawa:1.37± 0.1 g/cm3 (An annabta)
  • Hali:masana'anta
  • Kunshin:750 g / kwalba, 180kg / ganga
  • Cikakken Bayani

    Tags samfurin

    Bayanin samfur

    Sunan samfur:Tris (4-isocyanatophenyl) thiophosphate
    CAS:4151-51-3
    MFSaukewa: C21H12N3O6PS
    MW:465.38
    EINECS:223-981-9
    Desmodur RE

    Ƙayyadaddun bayanai

    Abubuwan dubawa

    Ƙayyadaddun bayanais

    Sakamako

    Bayyanar
    Yellow zuwa duhu ruwan violet
    daidaita
    Rahoton da aka ƙayyade na NCO
    7.2± 0.2%
    daidaita
    Tabbatar da methane
    27±1
    daidaita
    Danko (20 ℃)
    3 mPa.s
    daidaita
    Mai narkewa
    Ethyl acetate
    daidaita
    Ma'anar walƙiya
    -4 ℃
    daidaita
    Kammalawa
    daidaita

    Kaddarorin samfur & Fasaloli

    RFE polyisocyanate ne mai matukar tasiri crosslinker don adhesives dangane da polyurethane, roba na halitta da kuma roba roba. RFE polyisocyanate kuma yana da amfani don haɓaka mannewa na kayan tushen roba. Ana iya amfani dashi azaman crosslinker maimakon Bayer's Desmodur RFE.
    RE 1

    Amfani

    Dole ne a yi amfani da manne sassa biyu tare da lokacin da aka dace bayan sanyawa a cikin RFE.
    Tsawon lokacin da ya dace ba wai kawai yana da alaƙa da abun ciki na polymer na m ba, har ma da sauran abubuwan da suka dace (kamar guduro, Antioxygen, plasticizer, sauran ƙarfi, da sauransu.
    Lokacin kusa da lokacin da ya dace, yawanci 'yan sa'o'i ko ranar aiki ɗaya, manne zai zama mafi wahalar aiki, kuma danko yana tashi nan da nan.
    A ƙarshe, ya zama jelly wanda ba zai iya jurewa ba. 100 ingancin m, Hydroxyl polyurethane (Polyurethane lissafin kusan 20%), RFE yayi 4-7. Chloroprene roba (Asusun Rubber kusan 20%), RFE yana yin 4-7.
    RE 2

    Shiryawa

    Kunshin: 0.75kg / kwalban, duka kwalabe 20 a cikin akwati guda ɗaya, 180kg / ganga, KO bisa ga buƙatar abokan ciniki.
    kunshin-RE-11

    Adana

    - Adana a cikin akwati na Covestro na asali.
    - Shawarar zazzabin ajiya: 10 - 30 °C.
    - Kare daga danshi, zafi da kayan waje.
    Gabaɗaya bayanai: Lokacin sufuri da ajiya a ƙananan yanayin zafi,adibas crystalline iya samuwa.
    Waɗannan suna sake narkewa a cikin zafin jiki. Thesamfurin yana da matukar damuwa ga danshi kuma yana amsa ruwa don samar da carbondioxide da ureas insoluble.
    Don haka dole ne a kiyaye kwantena tamhatimi. Shigar da ruwa a kowane nau'i (kwantena masu damshi, anhydrouskaushi, m iska) dole ne a hana kamar yadda in ba haka ba samuwar carbonDioxide na iya haifar da haɓakar haɓakar matsa lamba a cikin kwantena.
    Fitar da iska da/ko haske yana ƙara canza launin amma wannan ba shi da wani tasiri a kaida sarrafa Properties a general.

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