Incorporating biochar to make hydrogel composites with improved structural properties, valorized from waste-paper mill sludge and forestry residues using energy efficient protocols
Keerthana Ketheeswaran, Shegufta Shetranjiwalla, Manokararajah Krishnapillai, Lakshman Galagedara
Abstract
This study explores converting papermill sludge into high-value hydrogel composites using energy-efficient methods. Adding biochar to cellulose-based hydrogel improved water retention, thermal stability, and biodegradability of hydrogel composite.
Topics & Concepts
BiocharPaper millWaste managementMaterials scienceEnvironmental scienceMillCharcoalPulp and paper industryPyrolysisChemistryEngineeringMetallurgyPhysical chemistryEffluentAdvanced Cellulose Research StudiesAdsorption and biosorption for pollutant removalHydrogels: synthesis, properties, applications