Pembuatan gemuk bio overbased kalsium sulfonat beraditif borat dengan penambahan kalsium oleat dan kalsium asetat sebagai pengompleks = Synthesis of overbased calcium sulfonate bio grease using borate as additive with adding calcium oleic and calcium acetat as complexing agent

Performa gemuk bio overbased kalsium sulfonat dengan penambahan thickener Ca-Oleat kompleks = Performance of overbased calcium sulfonate bio grease with the addition of Ca-Oleic complex thickener

Production Process of Calcium Complex Bio Grease Using Acetic Acid and Azelaic Acid as Complexing Agents = Pembuatan Gemuk Bio Kalsium Kompleks Menggunakan Asam Asetat dan Asam Azelat sebagai Agen Pengompleks

Pengaruh Penambahan Overbased Calcium Sulfonte Terhadap Gemuk Kalsium Oleat Kompleks = Effect of Overbased Calcium Sulfonate Addition on Calcium Oleic Complex Grease

Sintesis silika berpori dengan teknik co-met dengan peg/akrilamida sebagai template untuk catalyst support reaksi antara benzaldehid dan metanol = Synthesis of porous silica through co-met technique using peg/acrylamide as a template for catalyst support for benzaldehyde and methanol reaction