MOFAN

cov khoom

Cov tshuaj tua kab mob polyurethane MOFAN ML90

  • Lub Npe Khoom:Methylal; Dimethoxymethane
  • Qib Khoom:MOFAN ML90
  • Tus lej xov tooj:109-87-5
  • Cov ntsiab lus Methylal (wt.%):99.5
  • Cov dej noo (wt.%): <0.1
  • POB KHOOM:160KG/DR
  • Cov Khoom Qhia Txog Khoom

    Cov Cim Npe Khoom

    Kev piav qhia

    MOFAN ML90 yog ib qho methylal uas muaj cov ntsiab lus siab tshaj 99.5%, Nws yog ib qho tshuaj tua kab mob thiab kev lag luam uas muaj kev ua tau zoo. Sib xyaw nrog polyols, nws qhov kev kub hnyiab tuaj yeem tswj tau. Nws tuaj yeem siv ua tus neeg sawv cev tua kab mob hauv cov mis, tab sis nws kuj coj cov txiaj ntsig zoo hauv kev sib xyaw nrog txhua tus neeg sawv cev tua kab mob.

    Kev Huv Huv thiab Kev Ua Tau Zoo Tsis Sib Xws

    MOFAN ML90 sawv tawm hauv kev ua lag luam vim nws qhov kev ntshiab tsis muaj qhov sib piv. Cov methylal ntshiab no tsis yog tsuas yog ib yam khoom xwb; nws yog ib qho kev daws teeb meem tsim los rau cov chaw tsim khoom uas muab qhov tseem ceeb rau qhov zoo thiab kev ruaj khov. Qhov kev ntshiab siab ntawm MOFAN ML90 ua kom ntseeg tau tias nws ua tau raws li qhov yuav tsum tau ua ntawm ntau yam kev siv ua npuas ncauj, muab cov txiaj ntsig zoo sib xws thiab txhim kho qhov zoo ntawm cov khoom kawg.

    Tus Neeg Sawv Cev Tshuab Ecological thiab Economical

    Raws li cov lag luam siv zog los txo lawv cov teeb meem ib puag ncig, MOFAN ML90 tshwm sim los ua ib qho kev xaiv rau ecological thiab kev lag luam. Nws cov qauv tso cai rau kev tswj hwm zoo ntawm kev kub hnyiab thaum sib xyaw nrog polyols, ua rau nws yog ib qho kev xaiv zoo rau ntau yam kev siv. Qhov kev hloov pauv no txhais tau tias MOFAN ML90 tuaj yeem siv ua tus neeg sawv cev tshuab hauv cov qauv lossis ua ke nrog lwm cov neeg sawv cev tshuab, muab cov chaw tsim khoom qhov yooj yim uas lawv xav tau los ua kom zoo dua lawv cov txheej txheem.

    Cov txiaj ntsig

    ● Nws tsis yooj yim hlawv dua li n-Pentane thiab Isopentane uas yooj yim hlawv heev. Kev sib xyaw ntawm polyols nrog Methylal rau polyurethane ua npuas dej qhia tau tias muaj qhov kub hnyiab siab.

    ● Nws muaj ib qho zoo ecotoxicological profile.

    ● GWP tsuas yog 3/5 ntawm GWP ntawm Pentanes.

    ● Nws yuav tsis hydrolyze hauv 1 xyoos ntawm pH theem siab tshaj 4 ntawm blended polyols.

    ● Nws tuaj yeem sib xyaw nrog txhua yam polyols, suav nrog cov polyols polyester aromatic.

    ● Nws yog ib qho tshuaj txo viscosity muaj zog. Qhov kev txo qis nyob ntawm qhov viscosity ntawm polyol nws tus kheej: qhov siab duaqhov viscosity, qhov siab dua qhov txo qis.

    ● Qhov ua npuas dej zoo ntawm 1 wt ntxiv yog sib npaug rau 1.7 ~ 1.9 wt HCFC-141B.

    2 (12)
    2 (13)
    2 (11)
    2 (14)

    Cov Khoom Ib Txwm Muaj

    Cov khoom siv lub cev............Kua tsis muaj xim pob tshab

    Cov ntsiab lus Methylal,% wt .................. 99.5

    Cov dej noo,% wt..................<0.05

    Cov ntsiab lus Methanol %..................<0.5

    Kub taw tes ℃ .................. 42

    Kev ua kom sov hauv cov theem rojW/m.K@41.85℃t.................. 0.0145

    Cov Ntaub Ntawv Siv

    Cov nkhaus qhia txog qhov cuam tshuam ntawm ML90 ntxiv rau qhov viscosity ntawm cov khoom polyol

    ntsiav tshuaj 1

    2. Cov nkhaus qhia txog qhov cuam tshuam ntawm ML90 ntxiv rau ntawm qhov ze ntawm lub khob flash point ntawm cov khoom polyol

    ntsiav tshuaj 2

    Kev Khaws Cia

    Qhov kub cia khoom: Kub hauv chav (Pom zoo rau qhov chaw txias thiab tsaus ntuj, <15°C)

    Hnub tas sij hawm 12 lub hlis

    Cov lus hais txog kev phom sij

    H225 Kua thiab pa uas yooj yim hlawv.

    H315 Ua rau khaus tawv nqaij.

    H319 Ua rau khaus qhov muag heev.

    H335 Tej zaum yuav ua rau ua pa tsis taus.

    H336 Tej zaum yuav ua rau tsaug zog lossis kiv taub hau.

    Cov ntsiab lus ntawm GHS Daim Ntawv Qhia

    2 (16)
    2 (15)
    Lo lus qhia Txaus ntshai
    Tus lej UN 1234
    Chav Kawm 3
    Lub npe thiab piav qhia txog kev xa khoom kom raug Methylal
    Lub npe tshuaj lom neeg Methylal

    Kev tuav thiab kev cia khoom

    Cov kev ceev faj rau kev tuav pov hwm kom muaj kev nyab xeeb

    Cov lus qhia txog kev tiv thaiv hluav taws thiab kev tawg
    Khaws cia kom deb ntawm cov nplaim taws qhib, cov chaw kub thiab cov chaw uas ua rau muaj hluav taws. Ua tib zoo ceev faj
    kev ntsuas tiv thaiv kev tso tawm static.
    Kev ntsuas kev huv huv
    Hloov cov khaub ncaws uas muaj kuab lom. Ntxuav tes tom qab ua haujlwm nrog cov tshuaj.
    Cov xwm txheej rau kev khaws cia kom muaj kev nyab xeeb, suav nrog txhua yam tsis sib xws
    Khaws lub thawv kom kaw ruaj ruaj rau hauv qhov chaw qhuav thiab muaj cua nkag tau zoo. Khaws kom deb ntawm qhov kub thiabcov chaw ntawm kev kub hnyiab.
    Kev Khaws Cia
    Qhov kub cia khoom: Kub hauv chav (Pom zoo kom khaws cia rau qhov chaw txias thiab tsaus ntuj, <15°C)

    Kev tuav thiab kev cia khoom

    Cov kev ceev faj rau kev tuav pov hwm kom muaj kev nyab xeeb

    Cov lus qhia txog kev tiv thaiv hluav taws thiab kev tawg
    Khaws cia kom deb ntawm cov nplaim taws qhib, cov chaw kub thiab cov chaw uas ua rau muaj hluav taws. Ua tib zoo ceev faj
    kev ntsuas tiv thaiv kev tso tawm static.
    Kev ntsuas kev huv huv
    Hloov cov khaub ncaws uas muaj kuab lom. Ntxuav tes tom qab ua haujlwm nrog cov tshuaj.
    Cov xwm txheej rau kev khaws cia kom muaj kev nyab xeeb, suav nrog txhua yam tsis sib xws
    Khaws lub thawv kom kaw ruaj ruaj rau hauv qhov chaw qhuav thiab muaj cua nkag tau zoo. Khaws kom deb ntawm qhov kub thiabcov chaw ntawm kev kub hnyiab.
    Kev Khaws Cia
    Qhov kub cia khoom: Kub hauv chav (Pom zoo kom khaws cia rau qhov chaw txias thiab tsaus ntuj, <15°C)

    Cov Lus Nug Feem Ntau

    Kuv tsim cov ua npuas ncauj polyurethane rau ntawm daim tawv nqaij rau cov khoom siv hauv tsheb (lub kauj tsheb, chaw so tes). Puas siv tau MOFAN ML90 ua tus neeg sawv cev rau lub hauv paus?

    Yog, ML90 (high-methylal) siv tau ua tus neeg sawv cev tsuas yog, muab qhov chaw zoo thiab cov qauv cell sib xws nrog qhov ceev tsawg.

    Kuv cov khoom ua npuas ncauj siv HCFC-141b uas tab tom raug tshem tawm. ML90 puas hloov tau nws?

    Yog, ML90 yog lwm txoj hauv kev zoo rau kev noj qab haus huv thiab kev lag luam. Nws lub ntsiab lus kub (~ 42 ° C) thiab kev ua haujlwm ntawm lub tshuab zoo sib xws, xav tau kev hloov kho me ntsis.

    Cov tshuaj ML90 feem ntau muaj pes tsawg hauv cov ua npuas ncauj rau rooj tog?

    2–8 phr nyob ntawm seb lub hom phiaj ceev npaum li cas; cov qib siab dua txo qhov ceev tab sis yuav ua rau ua npuas ncauj mos dua. Sib tov nrog dej kom qhib tau zoo tshaj plaws.

    Puas siv tau ML90 nrog lwm cov tshuaj ua kom npuas (piv txwv li, dej, cyclopentane, HFC 245fa)?

    Yog, nws ua haujlwm synergistically nrog txhua tus neeg sawv cev blowing, txhim kho solubility hauv polyols thiab txo qhov ntau ntawm cov neeg sawv cev co-blowing xav tau.

    Kuv lub ua npuas dej uas tsis ruaj khov rau kev ntim khoom tsis zoo nrog dej xwb. ML90 yuav pab tau li cas?

    Ntxiv 3–5 phr ML90 yuav txo cov dej uas xav tau, txo cov exotherm sab hauv thiab txhim kho qhov ruaj khov ntawm qhov ntev.

    MOFAN ML90 puas yooj yim hlawv? Yuav ua li cas thiaj siv tau zoo hauv cov chaw ua npuas dej?

    Yog, methylal yog cov khoom siv uas yooj yim hlawv. Siv cov khoom siv uas muaj cua nkag tau zoo, siv cov khoom siv av, thiab cov khoom siv uas tiv thaiv tau kev tawg; nws tuaj yeem sib xyaw nrog polyols kom tsis txhob muaj kev phom sij kom txo tau qhov yooj yim hlawv.

    Kuv lub ua npuas dej khov kho muaj qhov chaw ntxhib vim yog cov tshuaj ua kom cov pa tawm sai sai. ML90 puas yuav ua kom nws zoo dua?

    Nws qhov kub nruab nrab thiab solubility zoo hauv polyols txo qhov ua ntej nthuav dav, muab qhov chaw du.

    Qhov zoo ntawm ML90 dua li acetone lossis lwm yam khoom siv hauv cov ua npuas ncauj ywj pheej yog dab tsi?

    ML90 muaj ntxhiab tsw qis dua, yaj tau zoo dua, thiab muab cov hlwb zoo dua; nws kuj tsis ua rau ua npuas ncauj hloov xim.

    Puas siv tau ML90 rau hauv polyurethane elastomers kom txo qhov ceev?

    Yog, rau cov microcellular elastomers (piv txwv li, khau hauv qab), siv 1–3 phr ML90 ua ke nrog dej; nws pab ua kom tiav qhov kev txo qis qhov ceev yam tsis muaj cov cell loj.

    Qhov purity ntawm MOFAN ML90 yog dab tsi thiab nws cuam tshuam li cas rau qhov zoo ntawm ua npuas ncauj?

    ≥99.5% kev huv si ua kom muaj kev ua haujlwm zoo sib xws, tsawg kawg nkaus cov tshuaj tiv thaiv sab, thiab tsawg tus ntxhiab tsw hauv cov ua npuas ncauj tiav.


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  • Sau koj cov lus ntawm no thiab xa tuaj rau peb

    cov khoom muaj feem xyuam

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