Biobleaching: an eco-friendly approach to reduce chemical consumption and pollutants generation

A Kumar - Physical Sciences Reviews, 2021 - degruyter.com
The pulp and paper industry is known to be a large contributor to environmental pollution
due to the huge consumption of chemicals and energy. Several chemicals including H2SO4 …

Developments in ozone-based bleaching of pulps

SK Tripathi, NK Bhardwaj… - Ozone: Science & …, 2020 - Taylor & Francis
This paper summarizes the review of developments in the area of ozone-based elemental
chlorine free (ECF) and total chlorine free (TCF) bleaching of wood and non-wood pulps …

[PDF][PDF] 纸浆臭氧漂白技术的研究进展与应用

杨桂花, 张凯, 陈洪国, 田中建, 胡长青… - China Pulp & …, 2019 - zgzz.cnjournals.com
纸浆臭氧漂白技术的研究进展与应用 Page 1 China Pulp & Paper Vol. 38,No. 12,2019 专题论坛
·臭氧漂白· 纸浆臭氧漂白技术的 研究进展与应用 杨桂花1 张凯1 陈洪国2 田中建1 胡长青2 吉兴香 …

Effect of different elemental chlorine-free bleaching sequences on pulp, effluent properties and their impact on index of global pollution

SK Tripathi, NK Bhardwaj, HR Ghatak - Environmental Science and …, 2020 - Springer
Six elemental chlorine-free bleaching sequences were studied to see their effect on quality
of pulp produced and quantity of pollutants generated during bleaching of wheat straw soda …

[HTML][HTML] Partial exchange of ozone by electron beam irradiation shows better viscosity control and less oxidation in cellulose upgrade scenarios

OP Sarosi, D Bammer, E Fitz, A Potthast - Carbohydrate Polymers, 2021 - Elsevier
Electron beam irradiation (EBI) is an alternative treatment for intrinsic viscosity (IV) control in
cellulose pulps, but has never been integrated in full bleaching sequences for comparison to …

Improvement in selectivity of ozone bleaching using DTPA as carbohydrate protector for wheat straw pulp

SK Tripathi, NK Bhardwaj, HR Ghatak - Nordic Pulp & Paper …, 2019 - degruyter.com
Abstract Effect of using diethylenetriamine pentaaceticacid (DTPA) as carbohydrate
protector in ozone stage on delignification efficiency, bleaching efficiency, selectivity, metal …

Effect of introducing ozone in elemental chlorine free bleaching of pulp on generation of chlorophenolic compounds

SK Tripathi, NK Bhardwaj, HR Ghatak - Nordic Pulp & Paper …, 2020 - degruyter.com
Abstract Effect of using ozone before elemental chlorine free (ECF) bleaching of oxygen
delignified wheat straw pulp produced following soda-anthraquinone pulping on bleaching …