Pembuatan Grease Dari Minyak Jelantah: Pengaruh Nisbah Mol Lioh-Naoh Dan Nisb…

Greases are used between rubbing metal surfaces to reduce friction. The utilized base oil could be vegetable oir or mineral oil. The objective of this research are to produce grease from waste cooking oil and to study the LiOH-NaOH ratio and base oil effect to grease characteristics. Grease-making methods comprised base oil (waste cooking oil) preparation, saponification to made thickening agen…