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MOFAN

samfurori

1,8-diazabicyclo[5.4.0]undec-7-ene Cas# 6674-22-2 DBU Hoton da aka Fito
  • 1,8-diazabicyclo[5.4.0]undec-7-ene Cas# 6674-22-2 DBU
  • 1,8-diazabicyclo[5.4.0]undec-7-ene Cas# 6674-22-2 DBU
  • 1,8-diazabicyclo[5.4.0]undec-7-ene Cas# 6674-22-2 DBU

1,8-diazabicyclo[5.4.0]undec-7-ene Cas# 6674-22-2 DBU

  • Matsayin MOFAN:MOFAN DBU
  • Alamar Mai Gasar:DBU; RC Catalyst 6180,DBU
  • Sunan sinadarai:"1,8-diazabicyclo[5.4.0]undec-7-ene"; 2,3,4,6,7,8,9,10-octahydropyrimido[1,2-a]azepine
  • Lambar Lambar Kuɗi:6674-22-2
  • Tsarin kwayoyin halitta:C9H16N2
  • Nauyin kwayoyin halitta:152.237

    • Cikakken Bayani game da Samfurin

    Alamun Samfura

    Bayani

    MOFAN DBU wani sinadarin amine ne mai ƙarfi wanda ke haɓaka amsawar urethane (polyol-isocyanate) a cikin kumfa mai sassauƙa, da kuma aikace-aikacen shafi, manne, sealant da elastomer. Yana nuna ƙarfin gelation mai ƙarfi, yana ba da ƙarancin wari kuma ana amfani da shi a cikin shirye-shiryen da ke ɗauke da isocyanates na aliphatic saboda suna buƙatar masu haɓaka ƙarfi na musamman saboda ba sa aiki kamar isocyanates masu ƙanshi.

    Aikace-aikace

    MOFAN DBU yana cikin kumfa mai sassauƙa, kuma yana cikin aikace-aikacen shafi, manne, sealant da elastomer

    MOFAN DBU3
    MOFAN DMAEE03
    MOFAN DMDEE4

    Al'adar Dabbobi

    Bayyanar Ruwa mai haske mara launi
    Wurin Flashpoint (TCC) 111°C
    Nauyin Musamman (Ruwa = 1) 1.019
    Tafasasshen Wurin 259.8°C

    Bayanin Kasuwanci

    Bayyanar, 25℃ Ruwa mara launi
    Abun ciki% minti 98.00
    Yawan ruwa % matsakaicin 0.50

    Kunshin

    25kg ko 200 kg / ganga ko kuma bisa ga buƙatun abokin ciniki.

    Bayanin Haɗari

    H301: Mai guba idan an haɗiye.

    H314: Yana haifar da ƙonewa mai tsanani a fata da kuma lalacewar ido.

    Abubuwan lakabi

    2
    3

    Hotunan hotuna

    Kalmar sigina hadari
    Lambar Majalisar Dinkin Duniya 2922
    Aji 8+6.1
    Sunan jigilar kaya da bayanin da ya dace RUWA MAI LAUSHI, MAI GUBA, NOS (1,8-Diazabicyclo[5.4.0]undec-7-ene)

    Sarrafawa da adanawa

    Gargaɗi don amfani da shi lafiya
    Tabbatar da cewa an samu iska mai kyau a shaguna da wuraren aiki. A yi amfani da shi daidai da tsarin tsaftar masana'antu da aminci. Lokacin amfani da shi, kada a ci, a sha, ko a sha taba. Ya kamata a wanke hannuwa da/ko fuska kafin hutu da kuma a ƙarshen aikin.

    Kariya daga gobara da fashewa
    Hana cajin lantarki - ya kamata a kiyaye tushen kunna wuta a sarari - ya kamata a ajiye na'urorin kashe gobara a hannu.

    Yanayi don ajiya mai aminci, gami da duk wani rashin jituwa
    Raba daga acid da abubuwan da ke samar da acid.
    Ƙarin bayani game da yanayin ajiya: A rufe kwantenar sosai a wuri mai sanyi da iska mai kyau.

    Tambayoyin da ake yawan yi akai-akai

    Ina buƙatar mai ƙarfi mai ƙarfi na tushen kuzari don haɗa CO2 cikin carbonates mai motsi. Shin DBU ya dace?

    Haka ne, DBU yana ɗaya daga cikin tushen da ba na nucleophilic ba, wanda ya dace don kunna CO2 da epoxides.

    Elastomer ɗina na polyurethane ba shi da isasshen ƙarfin hydrolytic. Shin DBU zai iya taimakawa?

    A'a, DBU zai inganta hydrolysis; yi amfani da tin ko zinc insulating maimakon.

    Ta yaya za a iya amfani da DBU a matsayin mai haɓaka trimerization don kumfa mai aiki mai ƙarfi na PIR?

    A ƙara 0.3–0.8 phr DBU tare da sinadarin potassium don cimma babban abun ciki na isocyanurate (>30%).

    Shin DBU yana narkewa a cikin polyether polyols na gama gari?

    Eh, ana iya yin amfani da shi tare da yawancin polyols kuma baya buƙatar kulawa ta musamman.

    Tsarin epoxy-amine dina yana da tsawon lokacin warkewa a yanayin zafi. Shin DBU zai iya hanzarta shi?

    Eh, DBU babban mai saurin gudu ne; yi amfani da 0.1–0.5 phr don rage tsawon lokacin tukunya da lokacin warkewa sosai.

    Shin DBU yana haifar da canza launin polyurethane a fili?

    Zai iya haifar da rawaya a tsawon lokaci saboda ƙarfinsa na asali; a guji amfani da shi don amfani da shi a bayyane.

    Za a iya amfani da DBU don haɓaka amsawar isocyanate tare da barasa a cikin yanayin zafi mai ƙarancin zafi?

    Haka ne, yana ci gaba da aiki har ma a ƙasa da 0°C, wanda hakan ke sa ya zama da amfani ga tsarin PU na hunturu.

    Menene matakin amfani na yau da kullun na DBU a cikin tsarin simintin polyurethane don manyan sassa?

    0.05–0.15 phr don guje wa wuce gona da iri na exotherm; koyaushe a haɗa shi da gel catalyst don daidaitawa.

    Abokin cinikina yana buƙatar mai ƙara kuzari wanda ba ya ɗauke da tin ko mercury. Shin DBU kyakkyawan madadin ne?

    Eh, DBU wani abu ne mai ƙarfi wanda ba shi da ƙarfe, wanda ya dace da aikace-aikacen likita da abinci bayan an cire shi yadda ya kamata.

    Ta yaya zan yi maganin DBU don guje wa ƙaiƙayin fata?

    Yi amfani da safar hannu da tabarau; DBU yana lalata fata. Sanya sinadarin acetic acid mai narkewa a cikin ruwan da ya zube.

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