Effect of grafting onto oil palm empty fruit bunch (Opefb) fiber as filler in polycaprolactone (Pcl) matrix for mechanical properties - Abdul Hamid, Mohammad Zhariff; Ibrahim, Nor Azowa; Wan Yunus, Wan Md. Zin; Mohd Dahlan, Khairul Zaman (Faculty of Science, Universiti Putra Malaysia, 2009)