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01
PVC Heerka HPMC
PVC Heerka HPMC
PVC Heerka HPMC
PVC Heerka HPMC
PVC Heerka HPMC
PVC Heerka HPMC
PVC Heerka HPMC
PVC Heerka HPMC
PVC Heerka HPMC
PVC Heerka HPMC

PVC Heerka HPMC

Heerka PVC ee HPMC Hydroxypropyl Methylcellulose waa nooc polymer ah oo leh isticmaalka ugu badan iyo waxqabadka ugu sarreeya ee dhammaan noocyada cellulose. Waxaa si weyn loogu isticmaalaa beeraha kala duwan ee warshadaha iyo nolol maalmeedka. Waxaa had iyo jeer loo yaqaan "MSG warshadaha".


Hydroxypropyl Methylcellulose (HPMC) waxaa loo isticmaali karaa soo saarista alaabada polyvinyl chloride (PVC), gaar ahaan xabagta PVC iyo habaynta isku dhafka ah. Si kastaba ha ahaatee, waa lagama maarmaan in la caddeeyo in HPMC aysan ahayn qayb ka mid ah PVC lafteeda; halkii, waxaa loo shaqaaleysiin karaa sidii saliid dibadda ah ama gargaarka processing inta lagu guda jiro wax soo saarka ee xeryahooda PVC iyo resin.

    Nala soo xiriir
    faahfaahinta alaabta

    Tilmaamaha Kiimikada

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    Heerka PVC ee HPMC

    Tilmaamid

    HPMC 60

    (2910)

    HPMC 65

    (2906)

    HPMC 75

    (2208)

    Heerkulka jel (℃)

    58-64

    62-68

    70-90

    Methoxy (WT%)

    28.0-30.0

    27.0-30.0

    19.0-24.0

    Hydroxypropoxy (WT%)

    7.0-12.0

    4.0-7.5

    4.0-12.0

    Viscosity (cps, 2% Xalka)

    3, 5, 6, 15, 50, 100, 400,4000, 10000, 40000, 60000, 100000, 150000, 200000

    Heerka Alaabta:

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    Heerka PVC ee HPMC

    Viscosity (cps)

    Odhaah

    HPMC 60E50 (E50)

    40-60

    HPMC

    HPMC 65F50 (F50)

    40-60

    HPMC

    HPMC 75K100 (K100)

    80-120

    HPMC

    Doorka HPMC ee Habaynta PVC:

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    1. Duubista Gudaha iyo Dibadda:

    HPMC waxay u dhaqmi kartaa sidii wakiilka saliidaynta ee farsamaynta PVC. Waxay gacan ka geysataa hagaajinta sifooyinka socodka ee xeryahooda PVC waxayna yaraynaysaa khilaafka inta lagu jiro habka extrusion iyo qaabeynta. HPMC waxay u shaqayn kartaa sidii saliid gudaha iyo dibaddaba, taasoo kor u qaadaysa habka guud ee agabka PVC.

    2. Geedi socodka la hagaajiyay:

    Ku-daridda HPMC ee xeryahooda PVC iyo xabagta waxay kor u qaadi kartaa hawl-qabadkooda, taasoo sahlaysa samaynta iyo qaabaynta alaabta PVC. Tani waxay si gaar ah muhiim ugu tahay warshadaha halkaas oo qaabaynta saxda ah iyo ka saarista ay muhiim tahay.

    3. Isticmaalka Tamarta oo Dhimatay:

    Guryaha saliidda leh ee HPMC waxay u horseedi karaan isticmaalka tamarta hoos u dhaca inta lagu jiro farsamaynta PVC. Tani ma aha oo kaliya faa'iido deegaanka laakiin sidoo kale kharash-ool ah oo loogu talagalay soosaarayaasha.

    4. Kaalmo ka hortagga ku dheggan:

    Nidaamyada ku lug leh kuleylinta iyo qaabeynta PVC, sida extrusion iyo naqshadeynta duritaanka, HPMC waxay ka caawisaa ka hortagga ku dheggan ama ku dhejinta walxaha PVC si ay u habeeyaan.

    Codsiyada HPMC ee darajada PVC:

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    Fasalka PVC HPMC waxaa ugu horrayn loo adeegsadaa warshadaha PVC waxaana lagu dabaqi karaa codsiyo farsamayn oo kala duwan oo PVC ah, oo ay ku jiraan:

    1. Soo saarista PVC:

    HPMC waxaa loo isticmaali karaa soo saarista profiles-ka PVC, tuubooyinka, iyo alaabada kale, halkaas oo ay ka caawiso kor u qaadida sifooyinka socodka iyo yaraynta isticmaalka tamarta.

    2. Qaabaynta Duritaan ee PVC:

    Naqshadeynta mudista ee alaabta PVC, sida qalabyada iyo qaybaha, waxay ka faa'iideysan karaan isticmaalka HPMC si looga hortago inay ku dhegganaadaan oo ay hagaajiyaan sii deynta caaryada.

    3. Isku-dhafka PVC:

    Isku-darka PVC-ga, halkaas oo wax-ka-qabadyo kala duwan iyo kuwa buuxinaya ay ku jiraan xabagta PVC, HPMC waxay u adeegi kartaa sidii gargaar farsamayneed si loo fududeeyo kala firdhisanaanta labiska iyo hagaajinta hab-socodka.

    4. Kalandarka PVC:

    HPMC waxaa lagu shaqaaleysiin karaa habka calending PVC ee soo saarista xaashiyaha iyo filimada, halkaas oo ay ka caawiso yaraynta khilaafyada iyo hagaajinta tayada alaabta kama dambaysta ah.

    Faa'iidooyinka Isticmaalka Heerka PVC HPMC:

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    - Processability la hagaajiyay iyo sifooyinka socodka ee xeryahooda PVC.
    - Waxqabadka extrusion iyo qaabaynta oo la xoojiyay.
    - Isticmaalka tamarta oo yaraaday inta lagu jiro habaynta.
    - Ka-hortagga dhejinta ama dhejinta inta lagu jiro hababka qaabeynta.

    Waxaa muhiim ah in la ogaado in darajada gaarka ah iyo qaabaynta HPMC ee loo isticmaalo farsamaynta PVC ay kala duwanaan karaan iyadoo lagu salaynayo shuruudaha codsiga. Soo-saareyaasha iyo isku-dariyeyaasha ku jira warshadaha PVC waxay la shaqayn karaan alaab-qeybiyeyaasha HPMC si ay ugu habeeyaan qaabeynta baahiyahooda habaysan ee gaarka ah iyo shuruudaha badeecada. Intaa waxaa dheer, isticmaalka HPMC ee farsamaynta PVC waxay ku xiran tahay xeerarka warshadaha iyo heerarka si loo hubiyo tayada iyo badbaadada alaabta.

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    Baakadaha

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    Xirmooyinka caadiga ah waa 25kg / durbaan Fibre ah
    20'FCL: 9 tan oo paletteed leh; 10 tan oo aan miir lahayn.
    40'FCL: 18 tan oo leh palletized; 20 tan oo aan miir lahayn.

    Kaydinta:

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    Ku kaydi meel qabow oo qallalan oo ka hooseysa 30 ° C oo laga ilaaliyo qoyaanka iyo cadaadiska, maadaama alaabtu tahay heerkulbeeg, wakhtiga kaydinta waa inuusan ka badnaan 36 bilood.

    Qoraallada badbaadada:

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    Xogta kor ku xusan waxay waafaqsan tahay aqoontayada, laakiin ha ka saarin macaamiisha si taxadar leh u hubiya dhammaan isla markiiba marka la helo. Si aad isaga ilaaliso diyaarinta kala duwan iyo alaabta ceeriin ee kala duwan, fadlan samee baaritaan dheeraad ah ka hor intaadan isticmaalin.