Cellulose ether ndi kalasi ya zinthu zosungunuka ndi ma polymer zopezeka ndi mankhwala a cellulose. Colllulose wamba etral cellose (Mc), hydroxethyl cellulose (hec), hydroxypropyl (hpm), etc. Amagwiritsidwa ntchito kwambiri pomanga, chakudya, zodzoladzola zina. Makina akuluakulu okhwima amakhudza zolimbitsa thupi ndi mankhwala a kulumikizana pakati pa kapangidwe kake.
1. Mapangidwe a ma cellulose ether
Cellulose ether imapangidwa ndi kudziwitsa mitundu yosiyanasiyana (monga methyl, ethyl, hydroxypropyl, etc.) kwa cellulose yachilengedwe. Njirayi imasunga mawonekedwe a mzere wama cellulose koma imasintha kusungunuka kwake ndi njira. Kukhazikitsidwa kwa magantiponti
2. Khalidwe la molecular mu yankho
Mphamvu yakukula kwa maselo a cellulose makamaka chifukwa cha ma network a Vinect Gycctoo yopangidwa ndi mamolekyulu ake pothetsa. Njira zomwe zimaphatikizira:
2.1 Kutupa ndi kutambasula unyolo
Cyleuluse ether asungunuka m'madzi, ma ucrorolecular amatupa chifukwa cha hydration. Ma uninyo otupa awa adzatambasula ndikukhala ndi voliyumu yayikulu, ndikuwonjezera mafayilo a yankho. Kutambasuka ndikutupa kumadalira mtundu ndi kuchuluka kwa kulowetsa kwa cellulose, komanso kutentha ndi mtengo wa PH wa yankho.
2.2 ma hyntmoroncular hydrogen ndi ma hydrophobic mogwirizana
Maunyolo a Ether Ether Molecular ali ndi magulu ambiri a hydroxyl ndi magulu ena a hydrophilic, omwe amatha kupanga mamona amphamvu ndi mamolekyulu amadzi kudzera pamabwalo a hydrogen. Kuphatikiza apo, malo a cellulose nthawi zambiri amakhala ndi mtundu wina wa hydrophobity, ndipo magulu a hydrophobic awa amatha kupanga hydrophobic osokoneza m'madzi, motero amalimbikitsa mafayilo a yankho. Zotsatira zophatikizira za hydrogen ndi ma hydrophobic mosiyanasiyana zimalola yankho la ethelse yothetsera vuto la mavalidwe apamwamba kwambiri.
2.3 Kulowa ndi Kutaya Kwakuthupi Pakati pa Maunyolo a Molecular
Maunyolo a Ether Ether Molecular azikhala ndi zikopa zakuthupi pothetsa chifukwa cha magetsi osuntha komanso mphamvu zapakatikati, ndipo zokopa izi zimawonjezera mafayilo a yankho. Kuphatikiza apo, pamalo okwera kwambiri, ma cellulose ethel mamolekyulu amatha kupanga mawonekedwe ofanana ndi kulumikiza kwa thupi, komwe kumathandizira kuti mafayilo a yankho.
3. Makina a Thickeng mu mapulogalamu apadera
3.1 Zomangamanga
Pomanga zida, cellulose yokhazikika nthawi zambiri imagwiritsidwa ntchito ngati makulidwe mabowo ndi zokutira. Amatha kukulitsa magwiridwe antchito ndi kusungidwa kwamadzi kwa matope, potero kumawonjezera mwayi womanga ndi mtundu womaliza wa nyumba. Mphamvu ya kukula kwa cellulose yokhudza ntchito izi imagwiritsidwa ntchito makamaka pakupanga mayankho apamwamba kwambiri, kuwonjezera zotsatsa ndi zida zotsutsana ndi zida.
3.2 Makampani Ogulitsa Zakudya
M'makampani azakudya, cellulose et monga hydroxypropyl methylcellulose (HPMC) ndi Hydroxethyl cellulose (hec) imagwiritsidwa ntchito ngati oterera, ma emulsifiers. Kuthetsa kwa mafayilo ofunikira
3.3 mankhwala ndi zodzikongoletsera
Pamunda wa mankhwala ndi zodzoladzola, cellosese yogwiritsidwa ntchito zimagwiritsidwa ntchito ngati othandizira ndi okuza pokonza zinthu monga magetsi opangira mankhwala, zodzola ndi zowonera. Makina ake otchinga amatengera chizolowezi chake m'madzi ndi mawonekedwe apamwamba a Vives Gvatch adapangidwa, kupereka mafayilo komanso kukhazikika komwe kumafunikira ndi malonda.
4. Mphamvu ya chilengedwe pazowonjezera
Mphamvu ya ether ether ether imakhudzidwa ndi zinthu zosiyanasiyana zachilengedwe, kuphatikizapo kutentha, mtengo wa pH ndi mphamvu ya ionic ya yankho. Izi zitha kusintha kuchuluka kotupa ndi kulumikizana kwapakatikati pa cellulose ethel molecular unyolo, potengera mafayilo a yankho. Mwachitsanzo, kutentha kwambiri nthawi zambiri kumachepetsa mafayilo a eleulse, pomwe kusintha kwa pH yamtengo wapatali imatha kusintha mawonekedwe a ma molecular a teni, potengera mafayilo.
Kugwiritsa ntchito kwa ethel ether ether monga kukula kumachitika chifukwa cha kapangidwe kake kake kake ndi ma vicecle a vicecket opangidwa m'madzi. Mwa kumvetsetsa makina ake okulirapo m'mapulogalamu osiyanasiyana, ntchito yake yogwiritsidwa ntchito m'minda yamafakitale imatha kusinthidwa. M'tsogolomu, pophunzira mozama za ubale pakati pa magwiridwe antchito a celluluse ndi magwiridwe, amayembekezeredwa kuti ma eleluse ethel a ensol opanga bwino azikhala ndi zosowa za minda yosiyanasiyana.
Post Nthawi: Feb-17-2025