Hydroxyethylcellulose (HEC) ndi nonionic, sungunuka m'madzi polima yochokera ku cellulose kudzera muzochita zingapo zamankhwala. Amagwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana, kuphatikiza mafuta ndi gasi, amagwira ntchito yofunika kwambiri pakubowola ndi kumaliza madzimadzi. Munkhaniyi, HEC imagwira ntchito ngati rheol ...
Werengani zambiri