Recycling and Deinking of Recovered Paper

Dr. Pratima Bajpai is currently working as a Consultant in the field of Paper and Pulp. She has over 36 years of experience in research at the National Sugar Institute, University of Saskatchewan, the Universitiy of Western Ontario, in Canada, in addition to the Thapar Research and Industrial Development Centre, in India. She also worked as a visiting professor at the University of Waterloo, Canada and as a visiting researcher at Kyushu University, Fukuoka, Japan. She has been named among the World’s Top 2% Scientists by Stanford University in the list published in October 2022. This is the third consecutive year that she has made it into the prestigious list. Dr. Bajpai’s main areas of expertise are industrial biotechnology, pulp and paper, and environmental biotechnology. She has contributed immensely to the field of industrial biotechnology and is a recognized expert in the field. Dr. Bajpai has written several advanced level technical books on environmental and biotechnological aspects of pulp and paper which have been published by leading publishers in the USA and Europe. She has also contributed chapters to a number of books and encyclopedia, obtained 11 patents, written several technical reports, and has implemented several processes in Indian Paper mills. Dr. Bajpai is an active member of the American Society of Microbiologists and is a reviewer of many international research journals.

1. Introduction 2. Legislation for use of recycled paper 3. Collection systems and sorting 4. Process steps in recycled fibre processing 5. System and process design for different paper and board grades 6. Effects of recycling on pulp quality 7. Chemicals used in deinking systems and their function 8. Enzymatic deinking 9. Bleaching of deinked pulp 10. Refining of recycled fibres 11. Improvement of drainability of recycled fibers 12. Effects of recycled fibre on paper machines 13. Control of stickies 14. Water Reuse, Wastewater Treatment and Closed-Cycle Operation 15. Case studies on Paper recycling 16. Environmental aspects 17. End use of Recovered Paper other than Papermaking 18. Future of deinking