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Pyromellitic Dianhydride Pẹlu CAS 89-32-7


  • CAS:89-32-7
  • MF:C10H2O6
  • MW:218.12
  • EINECS Bẹẹkọ:201-898-9
  • Awọn itumọ ọrọ sisọ:1,2,4,5-Benzenetetracarboxylic1,2:4,5-dianhydride;1,2,4,5benzenetetracarboxylic1,2:4,5dianhydride;1,2,4,5-benzenetetracarboxylic1,2:4,5-dianhydride;1,2,4,5-Benzenetetracrboxylicdianhydride;pyromelliticacidanhydride;pyromelliticiddianhydride;Pyromelliticanhydride;1,2,4,5-BENZENETETRACARBOXYLICANHYDRIDE
  • Alaye ọja

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    ọja Tags

    Kini Pyromellitic Dianhydride Pẹlu CAS 89-32-7?

    Awọn pyromellitic dianhydride (abbreviated bi PMDA), eyi ti o ti wa ni o kun lo fun awọn kolaginni ti polyimide, nitori polyimide ni o ni o tayọ olekenka-ga ooru resistance, acid ati alkali resistance, o tayọ Nitori ti awọn oniwe-darí-ini, itanna-ini ati onisẹpo iduroṣinṣin, o jẹ ni opolopo ni opolopo. ti a lo ni awọn aaye imọ-ẹrọ giga gẹgẹbi ọkọ ofurufu, afẹfẹ, microelectronics ati agbara atomiki, eyiti o ni awọn ibeere to muna lori awọn ohun-ini ohun elo.

    Sipesifikesonu

    Nkan

    Standard

    Ifarahan

    Awọn kirisita funfun

    Melting ojuami

    286℃-288℃

    Idije acid ọfẹ

    ≤0.5wt%

    MỌ́(%)

    ≥99.5%

    Ohun elo

    Pyromellitic dianhydride (PMDA) jẹ ohun elo aise pataki ninu ile-iṣẹ iṣelọpọ Organic, bakanna bi ohun elo aise ipilẹ fun idagbasoke awọn ohun elo kemikali tuntun ati awọn ọja kemikali didara ti o ni idiyele giga.O ti wa ni o kun lo fun isejade ti polyimide monomers, ati ki o le tun ti wa ni lo bi awọn kan Curing oluranlowo fun iposii resini ati agbelebu-sisopo oluranlowo fun poliesita resini, ti a lo ninu awọn manufacture ti phthalocyanine blue dye ati diẹ ninu awọn pataki awọn itọsẹ, ati be be lo, ati ki o ni kan jakejado ibiti o ti ipawo.Pyromellitic dianhydride, ti a tun mọ ni homoanhydride, ni eto molikula pataki kan ati pe o le ṣee lo lati ṣe awọn ohun elo pẹlu resistance ooru, idabobo itanna ati resistance kemikali, laarin eyiti lilo pataki julọ jẹ bi monolayer ti polyimide.O ti ṣepọ pẹlu diamin aromatic lati gba pilasitik polyimide, ṣugbọn mimọ ti pyromellitic dianhydride ga pupọ, eyiti o nilo lati jẹ diẹ sii ju 99%.

    Package

    25kgs / ilu, 9tons / 20'epo
    25kgs / apo, 20tons / 20'epo

    Pyromellitic-Dianhydride

    Pyromellitic Dianhydride Pẹlu CAS 89-32-7

    Pyromellitic-Dianhydride

    Pyromellitic Dianhydride Pẹlu CAS 89-32-7


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