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

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Desmodur RFE CAS 4151-51-3


  • Aha ngwaahịa:Tris (4-isocyanatophenyl) thiophosphate
  • CAS:4151-51-3
  • MF:C21H12N3O6PS
  • MW:465.38
  • Njupụta:1.37±0.1 g/cm3 (buru amụma)
  • agwa:emeputa
  • ngwugwu:750 g / karama, 180kg / gbọmgbọm
  • Nkọwa ngwaahịa

    Mkpado ngwaahịa

    Nkọwa ngwaahịa

    Aha ngwaahịa:Tris (4-isocyanatophenyl) thiophosphate
    CAS:4151-51-3
    MF: C21H12N3O6PS
    MW:465.38
    EINECS:223-981-9
    Desmodur RE

    Nkọwapụta

    Ihe nyocha

    Nkọwapụtas

    Nsonaazụ

    Ọdịdị
    Yellow ka ọchịchịrị violet mmiri mmiri
    kwekọrịtara
    Ọnụ ego nke NCO
    7.2± 0.2%
    kwekọrịtara
    Nyocha nke methane
    27±1
    kwekọrịtara
    Viscosity (20 ℃)
    3mPa.s
    kwekọrịtara
    Ihe mgbaze
    Ethyl acetate
    kwekọrịtara
    ebe mgbari
    -4 ℃
    kwekọrịtara
    Mmechi
    kwekọrịtara

    Njirimara ngwaahịa & atụmatụ

    RFE polyisocyanate bụ crosslinker dị irè nke ukwuu maka nrapado dabere na polyurethane, roba eke na roba synthesis. RFE polyisocyanate na-abakwa uru maka ịkwalite nrapado nke ihe ndị dabeere na rọba. Enwere ike iji ya dị ka crosslinker kama Bayer's Desmodur RFE.
    RE 1

    Ojiji

    A ghaghị iji nrapado akụkụ abụọ mee ihe na oge ọdabara mgbe etinyere na RFE.
    Ogologo oge ọdabara abụghị naanị ihe jikọrọ ya na ọdịnaya polymer nke nrapado, kamakwa ihe ndị ọzọ dị mkpa (dịka resin, Antioxygen, plasticizer, mgbaze, wdg).
    Mgbe ọ na-eru nso oge kwesịrị ekwesị, na-abụkarị awa ole na ole ma ọ bụ otu ụbọchị ọrụ, nrapado na-esiwanye ike ịrụ ọrụ, na viscosity na-ebili ngwa ngwa.
    N'ikpeazụ, ọ na-aghọ jelii na-apụghị ịgbagha agbagha. 100 mma nrapado, Hydroxyl polyurethane (Polyurethane akaụntụ maka gburugburu 20%), RFE na-eme 4-7. Chloroprene rubber (akaụntụ rọba maka gburugburu 20%), RFE na-eme 4-7.
    RE 2

    Mbukota na Nchekwa

    ngwugwu: 0.75kg / karama, ngụkọta 20 karama n'otu igbe igbe, 180kg / gbọmgbọm, OR dị ka ndị ahịa arịrịọ.
    Biko echekwara na akpa akara akara n'okpuru 23 ℃, enwere ike idobe ngwaahịa ndị ahụ kwụsie ike maka ọnwa isii.
    Ngwaahịa usoro Crosslinker niile na-enwe mmetụta nke ukwuu maka mmiri; ọ ga-emepụta carbon dioxide na urea na-adịghị ike na mmeghachi omume na mmiri.
    Ọ bụrụ na ikpughe ikuku ma ọ bụ ìhè, ọ ga-eme ka mgbanwe agba nke ngwaahịa dị ngwa, ma ọrụ bara uru agaghị emetụta ya.
    ngwugwu-RE-11

    Ozi njem

    1. United Nations nọmba:1173
    2. Aha ụgbọ njem United Nations na-agba ọkụ, akọwapụtaghị ya (ethyl acetate, chlorobenzene)
    3. Ọkwa ihe egwu ụgbọ njem: 3
    4. Ngalaba nkwakọ ngwaahịa: II
    5. Ihe ize ndụ gburugburu: mba

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