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ʻO CALF-20 Puka Metala Organic Frameworks (MOFs)

CAS: 2589928-73-2

Hoʻokumu ʻia ʻo Calgary framework 20 (CALF-20) me ka zinc ion (Zn2+) e like me ke kumu ion metala a me ka ion oxalate (Ox2-) a me 1,2,4-triazolate (Tri) e like me nā ligands organik, i hōʻike ʻia e like me [Zn2ʻekolu2bipi]. Loaʻa iā CALF-20 kahi CO kiʻekiʻe2hiki i ka adsorption ma muli o ka hoʻopuehu uʻi ma waena o CO2a me ka hale MOF.

    Helu kumu hoʻohālike

    KAR-F33

    Inoa Huahana

    CALF-20

    Nui ʻāpana

    1~5 μm

    ʻāpana ili kiko

    ≥400 ㎡/g

    Nui pore

    0.3-0.5 nm

    Loaʻa iā CALF-20 kahi CO kiʻekiʻe2hiki i ka adsorption ma muli o ka hoʻopuehu uʻi ma waena o CO2a me ka hale MOF. Ua hōʻike nā haʻawina mua e hōʻike ana ʻo CALF-20 i ka koho maikaʻi no CO2/N2ʻōnaehana. Eia kekahi, ua hōʻike ʻo CALF-20 i ka H2ʻO ka hoʻouka ʻana i ka haʻahaʻa haʻahaʻa haʻahaʻa i hoʻohālikelike ʻia me ka zeolite 13X, i hoʻohana maʻamau ʻia ma ke ʻano he CO2adsorbent ma nā ʻoihana ʻoihana akā hoʻopili i ka nui o ka H2O ma na pores.KAR-F33 Bipi-20

    No laila, manaʻo ʻia ʻo CALF-20 e pani i nā zeolites i ka adsorbing CO2ma ke alo o H2O no ka mea, e emi iho ana ke kinoea mai loko mai o na mea kanu mana a me ka ea lewa i loko o ka wai2adsorption performance of adsorbents. Eia kekahi, ʻo ka hoihoi, ua haʻi ʻia kahi hōʻike mua e hoʻololi ke ʻano aniani o CALF-20 me ka piʻi ʻana o ka haʻahaʻa pili. Ua hoʻololi ʻia nā ligand oxalate mai ka bis-bidentate a hiki i ka monodentate a laila ua hoʻonui ʻia ka mamao ma waena o ka ion zinc a me ka oxygen e hoʻokumu ana i ka oxalate mai 2.20 a i 2.31 Å.

    Ma ka ʻaoʻao ʻē aʻe, ua noiʻi ʻia i ka Xe adsorption hana o CALF-20 a hōʻike ʻia ua hōʻike ʻo CALF-20 i ka koho hoʻokaʻawale Xe maikaʻi no Xe/Kr a me Xe/N2nā pūnaewele ma muli o ka pilina van der Waals ma waena o nā hui Xe a me CH o 1,2,4-triazolate. Eia kekahi, ua hōʻike ʻo CALF-20 i ka hana adsorption kiʻekiʻe no SO2a me Cl2, nona ka ili van der Waals nui e pili ana me ka ili MOF, ma ka aoao kaomi haahaa. Ma ka ʻaoʻao ʻē aʻe, ua hōʻike nā mea noiʻi ua hōʻike ʻo CALF-20 i kahi hana hoʻemi electrochemical kiʻekiʻe o CO2i CO ma muli o ka hopena hoʻoili kālā ma waena o ka oxalate a me ka triazolate e hoʻokumu ana i CALF-20. Hāʻawi ʻia i nā hōʻike, hiki i ka CALF-20 ke hoʻopili ʻia i nā adsorbents kinoea a me nā catalysts no CO.2hoemi hoemi.

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