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Methyl cellulose j? lilo pup?

Methylcellulose j? cellulose methyl ether. Funfun tabi ina ofeefee tabi ina gr?y aw?n patikulu kekere, filamentous tabi lulú. Aini oorun ati adun, p?lu isunm? 27% si 32% ti aw?n ?gb? hydroxyl ti o wa ni irisi aw?n ?gb? methoxy. Aw?n ipele ori?iri?i ti cellulose methyl ni aw?n iw?n ori?iri?i ti polymerization, ti o wa lati 50 si 1000; Ati iwuwo molikula r? (apap?) aw?n sakani lati 10000 si 22000 Da, ati iw?n aropo r? j? as?ye bi apap? n?mba ti aw?n ?gb? methoxy, eyiti o sop? si ?y? anhydride glucose k??kan lori pq.

    ?ja alaye

    Apejuwe

    Methylcellulose j? ether cellulose ti kii ?e ionic, eyiti o j? i?el?p? nipas? etherification nipas? i?afihan aw?n ?gb? methyl sinu cellulose.
    Methylcellulose j? cellulose methyl ether. Funfun tabi ina ofeefee tabi ina gr?y aw?n patikulu kekere, filamentous tabi lulú. Aini oorun ati adun, p?lu isunm? 27% si 32% ti aw?n ?gb? hydroxyl ti o wa ni irisi aw?n ?gb? methoxy. Aw?n ipele ori?iri?i ti cellulose methyl ni aw?n iw?n ori?iri?i ti polymerization, ti o wa lati 50 si 1000; Ati iwuwo molikula r? (apap?) aw?n sakani lati 10000 si 22000 Da, ati iw?n aropo r? j? as?ye bi apap? n?mba ti aw?n ?gb? methoxy, eyiti o sop? si ?y? anhydride glucose k??kan lori pq.

    apejuwe2

    Ti ara ati Kemikali Properties

    1, ìfarahàn:Funfun tabi kioto-funfun fibrous tabi granular lulú, odorless ati ki o lenu.
    2, Ojutu:O f?r? j? insoluble ni ethanol, ether, chloroform (1: 1) ninu apop? le ??da ojutu viscous ko o tabi daduro. Ni 80-90 oC omi gbona wiwu iyara, itutu agbaiye l?hin itusil? iyara, itusil? omi ni iw?n otutu yara j? iduro?in?in pup?, jeli otutu giga, O gba iyipada iyipada lati gel si itu l?hin alapapo ati itutu agbaiye.
    3, Aw?n abuda:O tay? wettability, pipinka, adhesion, thickening, emulsifying, omi-dimu ati film- lara, ati epo impermeability. Aw?n fiimu ni o ni o tay? toughness, ni ir?run ati akoyawo. Nitoripe kii ?e ionic, o le ni ibamu p?lu aw?n emulsifiers miiran, ?ugb?n o r?run lati wa ni iy? jade ati ojutu j? iduro?in?in ni ibiti pH 2-12.
    4, ìwúwo:1.3g/cm; iwuwo ti o han: 0.25-0.7 g/cm3.
    5, otutu Discoloration:190-200oC.
    6, iw?n otutu Carbonization:225-230oC.
    7, Idoju inu oju:47-53 den / cn.
    Sucralose 1mje
    Sucralose 2e04
    Sucralose414t

    ?ja sipesifikesonu

    Iwe ?j? Im?-?r?:

    Oruk? ise agbese Aw?n it?ka(55AX Series)
    Methoxyl 27.0-32.0
    Jeli otutu 50-55
    Aini iwuwo gbigb? ≤5
    Aloku sisun ≤1
    Irin eru ≤20
    iyo Arsenic ≤2
    Ph. 5.0-8.0
    Igi iki Wo iki classification
    Viscosity ni pato

    ?ka Sipesifikesonu Ibiti o
    Kekere iki 50 40-60
    100 80-120
    400 350-450
    Igi giga 1000 800-1200
    2000 1600-2400
    4000 3500-4500
    Afikun ga iki 30000 24000-36000
    50000 45000-55000
    75000 70000-80000
    100000 85000-105000

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