ʻUnilong
14 Makahiki o ka ʻIke Hana
Loaʻa iā ʻoe ʻelua mau hale hana kemika
Ua hala i ka ʻōnaehana maikaʻi ISO 9001:2015

hale hana haʻahaʻa kumukūʻai 3, 3′, 4, 4′ -Benzophenonetetracarboxylic Dianhydride CAS: 2421-28-5

 


  • CAS:2421-28-5
  • Formula Molekala:C17H6O7
  • Kaumaha Molekala:322.23
  • Nā EINECS:219-348-1
  • Nā huaʻōlelo like:3,3',4,4'-Benzophenonetetracarboxylic acid dianhydride; 3,3',4,4'-Tetracarboxybenzophenone dianhydride; 3,3',4,4'-benzophenonetetracarboxylicacid dianhydride; BENZOPHENONETETRACARBOXYLIC ACID DIANHYDRIDE; BENZOPHENONE-TETRACARBOXYLIC-DIANHYDRIDE; BTDA~4,4-Carbonyldiphthalic anhydride
  • Nā kikoʻī huahana

    Hoʻoiho

    Nā Lepili Huahana

    Hoʻohiki kā mākou ʻoihana i nā poʻe āpau mai nā waiwai papa mua me ka ʻoihana ma hope o ke kūʻai aku ʻoluʻolu loa. Hoʻokipa maikaʻi mākou i kā mākou mea kūʻai maʻamau a me nā mea hou e hui pū me mākou nohale hana haʻahaʻa kumukūʻai 3, 3′ , 4, 4′-Benzophenonetetracarboxylic Dianhydride CAS: 2421-28-5, Ke hoʻokipa maikaʻi nei mākou iā ʻoe e hele mai iā mākou. Manaʻolana i kēia manawa e loaʻa iā mākou ka laulima kupaianaha i ka wā e hiki mai ana.
    Hoʻohiki kā mākou ʻoihana i nā poʻe āpau mai nā waiwai papa mua me ka ʻoihana ma hope o ke kūʻai aku ʻoluʻolu loa. Hoʻokipa maikaʻi mākou i kā mākou mea kūʻai maʻamau a me nā mea hou e hui pū me mākou no, Eia kekahi, ua kākoʻo ʻia mākou e nā poʻe loea akamai a ʻike nui, nona ka ʻike nui i kā lākou ʻoihana. Hana pū kēia mau loea me ka launa pū ʻana e hāʻawi i kā mākou mea kūʻai aku i kahi ʻano huahana kūpono.

    3,3 ', 4,4′ – Benzophenonetetracarboxylic dianhydrideHe pauka kristal ʻeleʻele ia. ʻO ke kiko heheʻe o kēia mea he 218.67 ° C, a palaho ia ma 360 ° C. He kiʻekiʻe loa ka mahana o ke kuni koke ʻana, a ʻaʻohe mea i ʻike ʻia he lapalapa. ʻO ka nui o ka mea he 1.5452g/ml, a ʻo ke kaomi mahu he 6.53E-011Pa.

    Mea Nā kikoʻī
    Kikowaena paila 320°C 5mm
    Ka nui o ka paʻa 1,57 g/cm3
    Kiko heheʻe 218-222 °C (mālamalama ʻia)
    wahi hoʻāla 324°C
    ke kū'ē ʻana 1.6380 (kuhikuhi)
    Nā kūlana mālama Lewa inert, Mahana o ka lumi

    Hoʻohana ʻia ʻo BTDA ma ke ʻano he waena i ka hana ʻana i nā huahana plastik a i ʻole nā ​​​​kemika maikaʻi i ka ʻāpana ʻoihana. ʻO ka polymer monomer, hoʻohana ʻia no ka hana ʻana i nā mea polymer kūpaʻa i ka mahana kiʻekiʻe.

    Hoʻopili pinepine ʻia i loko o 25kg / pahu, a hiki ke hana ʻia kahi pūʻolo i hoʻopilikino ʻia.

    Hoʻohiki kā mākou ʻoihana i nā poʻe āpau mai nā waiwai papa mua me ka ʻoihana ma hope o ke kūʻai aku ʻoluʻolu loa. Hoʻokipa maikaʻi mākou i kā mākou mea kūʻai maʻamau a me nā mea hou e hui pū me mākou no ke kumu kūʻai haʻahaʻa o ka hale hana3, 3′ , 4, 4′ -Benzophenonetetracarboxylic Dianhydride CAS: 2421-28-5, Ke hoʻokipa maikaʻi nei mākou iā ʻoe e hele mai iā mākou. Manaʻolana i kēia manawa e loaʻa iā mākou ka laulima kupaianaha i ka wā e hiki mai ana.
    hale hana haʻahaʻa kumukūʻai CAS: 2421-28-5 a me C17h6o7, Eia kekahi, ua kākoʻo ʻia mākou e nā poʻe loea akamai a ʻike nui, nona ka ʻike nui i kā lākou ʻoihana. Hana pū kēia mau poʻe loea me ka hoʻonohonoho pono ʻana kekahi i kekahi e hāʻawi i kā mākou mea kūʻai aku i kahi ʻano kūpono o nā mea.


  • Ma mua:
  • Aʻe:

  • E kākau i kāu leka ma aneʻi a hoʻouna mai iā mākou