Hydroxypyl nothylcellulose (HPMC Yachidule) ndi polymer yosakanizika, yomwe ndi polymer yosakanizidwa yamadzi, ndipo imagwiritsidwa ntchito kwambiri mu chakudya, mankhwala osokoneza bongo ndi olemekezeka, Kukhumudwitsidwa, kukhazikika, ndi zina., ndipo pali kusiyana kwakukulu pamsika wapabanja.
Hydroxypropyl amagwiritsidwa ntchito kwambiri pamakampani omanga mafilimu monga othandizira mafilimu, Conter, oyambitsa madzi, ndi zina zambiri.
Hydroxypropropylmethycelulose
Chingerezi chonse: hydroxypropyl methl cellulose English English: HPMC
Chifukwa HPMC ili ndi katundu wabwino kwambiri monga kukula, emulsization, mawonekedwe a filimu, oteteza mankhwala, ethzyotion, zopangira, chakudya, mankhwala, Gwiritsani ntchito deramini tsiku ndi tsiku, zida zamagetsi ndi mbewu zaulimi ndi madipatimenti ena.
Zipangizo Zomanga
M'malo omanga, hpmc kapena MC nthawi zambiri amawonjezeredwa simenti, matope, ndi matope kuti mupitirize kukonza zomanga ndi zida zamadzi.
Itha kugwiritsidwa ntchito ngati:
1). Zomatira ndi zomata zothandizira masewera a gypsum-rod.
2). Kugwiriridwa kwa njerwa za simenti, matayala ndi maziko;
3). Plasterboard-radcco;
4). Pulasitala yochokera pansi.
5). Munjira ya utoto ndi utoto.
Zomatira za matailosi a ceramic
Zigawo za HPMC 15.3
Perlite 19.1 magawo
Mafuta Ammides ndi Cycli Thioughts 2.0
Zigawo 95.4
Silika zokometsera (22μ) 420 magawo
Madera 450.4 amadzi
Amagwiritsidwa ntchito mu simenti yolumikizidwa ndi njerwa za itoric, matayala, miyala kapena simenti:
HPMC (Batanir digiri 1.3) 0,3 mbali
A Cattelan simenti 100
Silika mchenga 50
Madera 50 amadzi
Ntchito ngati njira yolimbikitsira simenti yowonjezera:
A Cattelan simenti 100
Asbestos 5 magawo
Polyvinyl mowa 1
Calcium slider 15
Zigawo 0,5
32 Madzi
Zigawo za HPMC 0.8
Utoto wa utoto
Pakampani ya utoto, hpmc imagwiritsidwa ntchito kwambiri mu utoto wa latex ndi soluble stuxt utoto ngati wothandizira wa makanema, Thiclsier, emulsifier ndi kukhazikika.
Kuyimitsidwa polymerization wa PVC
Munda womwe uli ndi kugwiritsidwa ntchito kwakukulu kwa zinthu za HPMC m'dziko langa ndikuyimitsidwa kwa nthochi ya vinyl chnyuride. Mukuyimitsidwa polymerization wa vinyl chloride, makina obalalitsidwa mwachindunji amakhudza mtundu wa pvc restin ndi ntchito zake; Itha kukonza kukhazikika kwa matenthedwe a utoto ndikuwongolera kugawa kwa tinthu tating'onoting'ono (ndiye kuti, sinthani kachulukidwe ka PVC). Kuchuluka kwa maakaunti a HPMC kwa 0.025% ~ 0.03 mwa zotulukapo za PVC%.
PVC imakonzedwa ndi HPMC yapamwamba kwambiri, kuwonjezera pa kuwonetsetsa kuti magwiridwewo akumakumananso ndi mtundu wa dziko, alinso ndi zinthu zakuthupi, zosungunuka bwino komanso zosungunuka zabwino komanso zosungunula zabwino zathupi ndipo zimasungunuka zabwino.
Makampani Ena
Mafakitale ena makamaka amaphatikizanso zodzola zamafuta, kupanga mafuta, zofooka, zapakhomo ndi mafakitale ena.
madzi osungunuka
HPMC ndi imodzi mwa osungunuka madzi osungunuka madzi, ndipo kusungunuka kwamadzi kumakhudzana ndi zomwe zili m'gulu la methoxyl. Ngati zomwe zili pagulu la methoxyl ndizochepa, zitha kusungunuka mwamphamvu alkali ndipo ilibe thermyyoynamic point. Ndi kuwonjezeka kwa methoxyl zomwe zili, zimakhudzidwa kwambiri ndi kutupira kwamadzi ndikusungunuka pakuchepetsa alkali ndi ofooka alkali. Pamene methoxyl yomwe ili ndi> 38C, imatha kusungunuka m'madzi, ndipo ikhoza kusungunuka mu hydrocarbons. Ngati nthawi yayitali acid imawonjezeredwa ku HPMC, HPMC idzabalalika msanga m'madzi osapanga zinthu zokhuthudwile zokongoletsera. Izi zimachitika makamaka chifukwa chakuti nthawi ya acid ili ndi magulu a dionhoxyl pamalo omwazika a glycogen.
Post Nthawi: Meyi-30-2023