Akwai masana'antu monosodium glutamate, carboxymethyl cellulose, hydroxypropyl methyl cellulose, da kumahydroxyethyl cellulose, wanda aka fi amfani da su. Daga cikin nau'ikan cellulose guda uku, mafi wahalar ganewa shine hydroxypropyl methylcellulose da hydroxyethyl cellulose. Bari mu bambanta waɗannan nau'ikan cellulose guda biyu ta amfani da ayyukansu.
A matsayin surfactant ba ionic, hydroxyethyl cellulose yana da wadannan kaddarorin ban da dakatarwa, thickening, dispersing, flotation, bonding, film-forming, ruwa riƙewa da kuma samar da m colloid:
1. HEC kanta ba ta da ionic kuma tana iya zama tare da nau'in nau'in nau'in polymers masu narkewa da ruwa, surfactants, da salts. Kyakkyawan kauri ne na colloidal wanda ke ɗauke da mafita mai ɗaukar hankali mai ƙarfi.
2. Idan aka kwatanta da gane methyl cellulose da hydroxypropyl methyl cellulose, da dispersing ikon HEC ne mafi muni, amma m colloid yana da karfi da iko.
3. Ƙarfin ajiyar ruwa ya ninka sau biyu fiye da na methyl cellulose, kuma yana da mafi kyawun tsari.
4. HEC yana narkewa a cikin ruwan zafi ko ruwan sanyi, kuma baya tasowa a babban zafin jiki ko tafasa, don haka yana da nau'i mai yawa na solubility da danko, da kuma ba mai zafi ba.
Yin amfani da HEC: gabaɗaya ana amfani dashi azaman wakili mai kauri, wakili mai karewa, m, stabilizer da shirye-shiryen emulsion, jelly, maganin shafawa, ruwan shafa fuska, share ido.
Gabatarwar aikace-aikacen Hydroxypropyl methylcellulose (HPMC):
1. Coating masana'antu: a matsayin thickener, dispersant da stabilizer a cikin rufi masana'antu, yana da kyau dacewa a cikin ruwa ko kwayoyin kaushi. a matsayin mai cire fenti.
2. Masana'antar yumbu: ana amfani da shi sosai azaman ɗaure a cikin kera samfuran yumbu.
3. Wasu: Hakanan ana amfani da wannan samfur a cikin fata, masana'antar samfuran takarda, adana 'ya'yan itace da kayan lambu da masana'antar yadi, da sauransu.
4. Tawada bugu: a matsayin thickener, dispersant da stabilizer a cikin tawada masana'antu, yana da kyau dacewa a cikin ruwa ko kwayoyin kaushi.
5. Filastik: ana amfani da shi azaman wakili na saki mold, softener, mai mai, da dai sauransu.
6. Polyvinyl chloride: Ana amfani dashi azaman mai rarrabawa a cikin samar da polyvinyl chloride, kuma shine babban ma'aikacin taimako don shirya PVC ta hanyar dakatar da polymerization.
7. Masana'antar gine-gine: A matsayin wakili mai riƙe da ruwa da kuma retarder don ciminti yashi slurry, yana sa slurry yashi ya zama famfo. Ana amfani da shi azaman ɗaure a cikin plastering manna, gypsum, putty foda ko wasu kayan gini don haɓaka haɓakawa da tsawaita lokacin aiki. Ana amfani dashi a matsayin manna don tayal yumbu, marmara, kayan ado na filastik, a matsayin mai inganta manna, kuma yana iya rage yawan siminti. Riƙewar ruwa na HPMC na iya hana slurry daga fashe saboda bushewa da sauri bayan aikace-aikacen, da haɓaka ƙarfi bayan taurin.
Lokacin aikawa: Oktoba-20-2022