Questioning Conventional Wisdom Regarding the Most Suitable Sequence of Enzyme Usage in Pulp Bleaching

Increased public scrutiny and governmental legislation towards the pulp and paper industries have motivated industrialists and researchers to seek improved bleaching sequences having the potential to minimize pollutants in bleach effluent generated during manufacturing of paper. Discovery of toxic c...

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Main Authors: Avdhesh Kumar Gangwar, N. Tejo Prakash, Ranjana Prakash
Format: Article
Language:English
Published: North Carolina State University 2015-11-01
Series:BioResources
Subjects:
Online Access:http://ojs.cnr.ncsu.edu/index.php/BioRes/article/view/BioRes_11_1_Editorial_Gangwar_Questioning_Conventional_Wisdom
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author Avdhesh Kumar Gangwar
N. Tejo Prakash
Ranjana Prakash
author_facet Avdhesh Kumar Gangwar
N. Tejo Prakash
Ranjana Prakash
author_sort Avdhesh Kumar Gangwar
collection DOAJ
description Increased public scrutiny and governmental legislation towards the pulp and paper industries have motivated industrialists and researchers to seek improved bleaching sequences having the potential to minimize pollutants in bleach effluent generated during manufacturing of paper. Discovery of toxic chlorinated organics and their components in bleach effluents has focused people’s attention towards finding alternative ways of bleaching pulp. Use of enzymes at industrial scale has become well known, but still it is not clear whether the sequence of enzymatic treatment most often employed in industrial applications represents the best overall practice. The point of enzyme addition is critically important to maximize benefits. Many publications describe the use of an enzyme treatment stage before the use of chemicals in a bleaching process. Insufficient attention has been paid to the alternatives of adding an enzyme in between chemical bleaching agents (intermediate) or at the end of the bleaching process.
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spelling doaj.art-a1b778c7bfd64b069ace06e7ef7b56322022-12-22T01:43:13ZengNorth Carolina State UniversityBioResources1930-21261930-21262015-11-011116710.15376/biores.11.1.6-7Questioning Conventional Wisdom Regarding the Most Suitable Sequence of Enzyme Usage in Pulp BleachingAvdhesh Kumar Gangwar0N. Tejo Prakash1Ranjana Prakash2Department of Biotechnology, Thapar University; IndiaSchool of Energy and Environment, Thapar University; IndiaSchool of Chemistry and Biochemistry, Thapar University; India Increased public scrutiny and governmental legislation towards the pulp and paper industries have motivated industrialists and researchers to seek improved bleaching sequences having the potential to minimize pollutants in bleach effluent generated during manufacturing of paper. Discovery of toxic chlorinated organics and their components in bleach effluents has focused people’s attention towards finding alternative ways of bleaching pulp. Use of enzymes at industrial scale has become well known, but still it is not clear whether the sequence of enzymatic treatment most often employed in industrial applications represents the best overall practice. The point of enzyme addition is critically important to maximize benefits. Many publications describe the use of an enzyme treatment stage before the use of chemicals in a bleaching process. Insufficient attention has been paid to the alternatives of adding an enzyme in between chemical bleaching agents (intermediate) or at the end of the bleaching process.http://ojs.cnr.ncsu.edu/index.php/BioRes/article/view/BioRes_11_1_Editorial_Gangwar_Questioning_Conventional_WisdomBleach effluentBleaching sequenceLaccaseElemental chlorinePollution loadXylanase
spellingShingle Avdhesh Kumar Gangwar
N. Tejo Prakash
Ranjana Prakash
Questioning Conventional Wisdom Regarding the Most Suitable Sequence of Enzyme Usage in Pulp Bleaching
BioResources
Bleach effluent
Bleaching sequence
Laccase
Elemental chlorine
Pollution load
Xylanase
title Questioning Conventional Wisdom Regarding the Most Suitable Sequence of Enzyme Usage in Pulp Bleaching
title_full Questioning Conventional Wisdom Regarding the Most Suitable Sequence of Enzyme Usage in Pulp Bleaching
title_fullStr Questioning Conventional Wisdom Regarding the Most Suitable Sequence of Enzyme Usage in Pulp Bleaching
title_full_unstemmed Questioning Conventional Wisdom Regarding the Most Suitable Sequence of Enzyme Usage in Pulp Bleaching
title_short Questioning Conventional Wisdom Regarding the Most Suitable Sequence of Enzyme Usage in Pulp Bleaching
title_sort questioning conventional wisdom regarding the most suitable sequence of enzyme usage in pulp bleaching
topic Bleach effluent
Bleaching sequence
Laccase
Elemental chlorine
Pollution load
Xylanase
url http://ojs.cnr.ncsu.edu/index.php/BioRes/article/view/BioRes_11_1_Editorial_Gangwar_Questioning_Conventional_Wisdom
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