Hydroxyethyl cellulose ndi sing'anga yokwera kwambiri ya ethel ethel ether, makamaka ngati mafayilo osungirako madzi, makamaka ngati ma viruyo amawoneka otsika. Cellulose ether ndizosavuta kubala madzi ozizira ndi mtengo wa pH 7, koma ndizosavuta ku Arglomerate mu alkaline madzi ndi mtengo wamtengo wapatali wa cellulose ether ether ether.
Mawonekedwe ndi kugwiritsa ntchito hydroxyethyl cellulose:
1. Anti-enzyme yopanda madzi akumadzi, yomwe ingagwiritsidwe ntchito pamtengo wosiyanasiyana wa PH (PH = 2-12).
2. Kusavuta kufalikira, kumatha kuwonjezedwa mwachindunji mu mawonekedwe a ufa wowuma kapena mawonekedwe a slurry mukamakupera utoto ndi mafilimu.
3. Kupanga bwino kwambiri. Ili ndi Ubwino Wopulumutsa, osasavuta kulowera komanso kukanidwa, ndipo ndikanakanalira.
4.Kugwirizana bwino ndi mitundu yosiyanasiyana yosungirako komanso osungirako matope ogwiritsa ntchito.
5. Mawonekedwe osungirako amakhala okhazikika, omwe angalepheretse utoto wa mochedwa kuti achepetse chifukwa cha michere ya ma hydroxethyl celloluse.
Katundu wa hydroxyethyl cellulose
Hydroxyethyl cellulose ether ndi polymer wopanda ionic. Ndi ufa woyera kapena wopepuka wachikasu womwe umayenda mosavuta. Nthawi zambiri osakhazikika mu okhazikika
1. Hec amasungunuka m'madzi otentha kapena madzi ozizira, ndipo osayendetsa kutentha kwambiri kapena kuwira, zomwe zimapangitsa kuti zikhale ndi solubility ndi mawonekedwe, komanso miyala yopanda mafuta.
2. Sikuti ndi ionic ndipo imatha kukhala yolumikizana ndi ma pointer ena osungunuka madzi, okonda, ndi mchere. Ndibwino kwambiri njira yothetsera ma electorte.
3. Kuchuluka kwa madzi ndikokwera kwambiri ngati kwa methyl cellulose, ndipo ili ndi njira yabwino kwambiri.
4. Poyerekeza ndi methyl yovomerezeka ya cellose ndi hydroxypropyl methyl celyl, kuthekera koyipitsitsa, koma luso loteteza la colloid ndiye lamphamvu kwambiri (lokongola).
Kukula
Kukhudza kugwirira ntchito, monga: Kuwonongeka, kupewetsa, kusiya; Mawonekedwe apadera a ethel ether amatha kukhazikitsa ufa mu zokutira, pang'onopang'ono pansi, ndikupanga dongosolo kuti atenge mphamvu yosungirako bwino.
Kukaniza kwa madzi abwino
Filimuyo itatha yowuma kwathunthu, imakhala ndi madzi abwino. Izi zikuwonetsa kufunikira kwa madzi ake kukana dongosolo la PVC-PVC. Kuchokera kudziko lina kupita ku Chinese, mu dongosolo la PVC-PVC, kuchuluka kwa cellulose ether etherch kwenikweni 4-6 ‰.
Kusunga kwamadzi kopambana
Hydroxyethyl cellulose ikhoza kupitirira nthawi yowonekera ndikuwongolera nthawi yowuma kuti ipange mapangidwe abwino a makanema; Pakati pawo, kusunga madzi a methyl cellulose ndi HyPromellose kumadontho pamwamba pa 40%, kuthekera kwa mavuto mu chilimwe komanso kutentha kwakukulu kwachulukirachulukira.
Kukhazikika kwabwino kuchepetsa utoto wa utoto
Chotsani kudontha, syneresis ndi kukweza; Pakadali pano, hydroxethyl cellulose ether ndi mtundu wopanda ionic. Sizikugwirizana ndi zowonjezera zosiyanasiyana m'dongosolo.
Kugwirizana bwino ndi dongosolo la mitundu yambiri
Kufanana kwabwino kwa colorants, utoto ndi mafilimu; Hydroxyethyl cellulose ether ali ndi mawonekedwe abwino kwambiri amtundu, koma atasinthitsa, monga methyl ndi ethyl, padzakhala zoopsa zobisika.
Kugwirizana bwino ndi zinthu zosiyanasiyana zopangira
Itha kugwiritsidwa ntchito m'magulu osiyanasiyana ophatikizira.
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Post Nthawi: Feb-02-2023