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Pyromellitica Dianhydride Cum CAS 89-32-7


  • CAS;89-32-7
  • MF:C10H2O6
  • MW:218.12
  • EINECS No:201-898-9
  • Synonyma: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;pyromelliticaciddianhydride;Nicotiana tabacum;BENZENETETRACARBOXYLICANHYDRIDE
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    What is Pyromellitic Dianhydride With CAS 89-32-7?

    Dianhydride pyromellitica (abbreviata sicut PMDA), quae maxime adhibetur ad synthesim polyimidis, quia polyimida habet excellentem resistentiam caloris ultra-altalis, resistentiae acidi et alcali, optimae Propter proprietates mechanicas, proprietates electricas et stabilitatem dimensivam, late est. usus in campis summus technicis ut aviation, aerospace, microelectronica et energia atomica, quae stricte requisita in proprietatibus materialibus habent.

    Specification

    Item

    Standard

    Aspectus

    Alba crystallis

    Melting punctum

    286℃-288℃

    Free acid contend

    ≤0.5wt%

    PUDICITIA(%)

    ≥99.5%

    Applicationem

    Pyromellitica dianhydrida (PMDA) est materia rudis momenti in synthesi organica industriae, necnon materia rudis rudis ad novas chemicae materias evolutionis et magni pretii additis fructibus chemicis.Maxime adhibetur ad monomeros polyimidos producendos, adhiberi potest etiam ut in curatione agentis pro epoxy resinae et transversalis coniunctionis agentis pro resina polyester, usus in phthalocyanine tinctura caeruleae et derivationes nonnullae momenti, etc. amplis usuum.Dianhydrida pyromellitica, quae homoanhydrida cognominata est, peculiarem habet structuram hypotheticam et adhiberi potest ad materias fabricandi resistentia caloris, insulationis electricae et resistentiae chemicae, inter quas maximus usus est monolayus polyimidis.Diamine aromatico componitur ut polyimida plastica obtineat, sed puritas dianhydride pyromellitica est altissima, quae plus quam 99% debet esse.

    sarcina

    25kgs/orum, 9tons/20'continens
    25kgs/pera, 20tons/20'continens

    Pyromellitic-Dianhydride

    Pyromellitica Dianhydride Cum CAS 89-32-7

    Pyromellitic-Dianhydride

    Pyromellitica Dianhydride Cum CAS 89-32-7


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