Recycling of paper has been increasingly important primarily due to a number of factors such as (i) diminishing wood supply coupled with social concerns over deforestation (ii) environmental pollution, and (iii) greater global demand for paper.

Basically, method for recycling waste paper can be classified into two types (1) to reuse waste paper after pulping them by a machine called pulper and (2) to reuse waste paper after pulping followed by removal of printing inks, a treatment specifically call ‘deinking’.

Main Researcher: Ooi, T L