Polymer flooding as one of the EOR methods is meant to avoid water fingering which sometimes occurs due to the lower viscosity of water than oil. One type of biopolymer complex such as starch, dextran, xanthan, chitosan and cellulose. One of the plants that can be used in the manufacture of biopolymers is pineapple leaf cellulose. Pineapple leaves have a cellulose content of around 73.4%. In th…