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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

    Gba lati ayelujara

    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. 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%

    ÌMỌ́(%)

    ≥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 kẹmika 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 dai 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 ṣajọpọ 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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