3,3′,4,4′

Description:

BTDA 2421-28-5


  • Product nomen:3,3', 4,4'-Benzophenonetetracarboxylic dianhydride
  • CAS;2421-28-5
  • MF:C17H6O7
  • MW:322.23
  • EINECS:219-348-1
  • Mores:manufacturer
  • Sarcina:1 kg/kg vel 25 kg/drum
  • Product Detail

    Product Tags

    Descriptio

    Product Name: 3,3',4,4'-Benzophenonetetracarboxylic dianhydride BTDA
    CAS: 2421-28-5
    MF: C17H6O7
    MW: 322.23
    EINECS: 219-348-1
    Punctum liquefactum: 218-222 °C (lit.)
    Fervens punctum: 320°C 5mm
    Densitas: 1,57 g/cm3
    Densitas vaporis: 1.4 (vs. aer);
    Vapor pressus: <0.1 mm Hg (0 °C)
    Index refractivus: 1.6380 (aestimatio)
    Fp: 324 °C
    BRN: 761777

    Specification

    Product nomen 3,3',4,4'-Benzophenonetetracarboxylic dianhydride BTDA
    CAS 2421-28-5
    Aspectus Pulvis albus
    Puritas 99%Min
    sarcina 1 kg/pera vel 25 kg/drum

    Applicationem

    1.BTDA momenti est monomer polyimidis et ad materiam polyimidis producendam adhibita.
    2.Usus est in synthesi polyimides.
    3.BTDA polymer tenuis pulveris fluens libere ad genera scopus aptus.BTDA Microfine pulveris Micronized faciliorem reddit admixtionem in resina epoxy.BTDA ultrapura summus puritatis, summus tentamen pulveris in synthesi polyimide critica.

    Payment

    1, T/T

    2, L/C

    3, Visa

    4, Promeritum pecto

    5, Paypal

    VI, Alibaba commercium Assurance

    VII, Unionis occidentalis

    VIII, MoneyGram

    9, Praeterea aliquando etiam Bitcoin accipimus.

    Repono conditionibus

    Signatum et conditum in uentilandam, aridam environment


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