Results 21 to 30 of about 17,533 (207)
Equilibrium, 2023 . Dependence on the use of fossil energy is continuously increasing every year. This is very risky, considering the dwindling availability of fossils in nature.
Muhammad Aqil Hasani +1 more
doaj +1 more source
Oxygen Delignification of Acid Sulfite and Bisulfite Softwood Pulps
BioResources, 2015 This study discusses alternatives for the production of sulfite pulps cooked to high kappa numbers, and a subsequent oxygen treatment by using the same cation in the cooking and in the oxygen stages. Magnesium was used as a cation during both the cooking
Niklas Kvarnlöf, Ulf Germgård
doaj +1 more source
chemistry of plant raw material, 2017 Delignification of the flax shive (wastes of oakum and heat insulation production) was studied. Chemical composition of the work material (mass parts in percents from the bone-dry material): cellulose 30,7, lignin 33,1, pentosans 28,0, extractable by organic solvent 4,3, extractable by hot water 5,4, ash 1,7.
Каретникова (Karetnikova), Наталья (Natal'ja) Викторовна (Viktorovna) +2 more
openaire +3 more sources
Chemical Engineering Transactions, 2015 Ethanol production from lignocellulosic residues from agriculture, such as the acaí seeds, have a fundamental step, delignification. This step becomes is more effective when performed in combination with others pre- treatments, preferably with those that
J. Oliveira +3 more
doaj +1 more source
Jurnal Agro Industri Perkebunan, 2020  The oil palm male flowers post anthesis is one of the solid wasted of oil palm which has not been much utilized. It can be used by processing into biofuel or bioethanol and to be alternative for fossil fuels whose availability is increasingly ...
Ratih Rahhutami +2 more
doaj +1 more source
Cellulosic materials as biopolymers and supercritical CO2as a green process: chemistry and applications [PDF]
, 2012 In this review, we describe the use of supercritical CO2 (scCO2) in several cellulose applications. The focus is on different technologies that either exist or are expected to emerge in the near future.
Camy, Séverine +2 more
core +3 more sources
Journal of Advanced Research, 2018 The present investigation deals with process optimisation of delignification of rice straw towards its micro-porous structural enhancement for its utilization in polymer grafting. The individual effect of influential parameters viz.
Aparna Mukherjee +2 more
doaj +1 more source
The Influence of Alkalinity in Oxygen Delignification of Soda/AQ Pulp From Old Corrugated Container [PDF]
تحقیقات علوم چوب و کاغذ ایران, 2011 The influence of oxygen delignification as an environmental friendly process, was investigated on Soda/AQ pulp from Old Corrugated Container (OCC) fibers.
Mohammad ali Azad far +2 more
doaj +1 more source
Carbohydrate Polymer Technologies and Applications, 2021 Lignocellulose is an important carbohydrate feedstock polymer for societally-acceptable second generation ethanol production. Delignification of lignocellulose is the foremost step towards accessing the sugars that can be fermented for ethanol production.
Mandeep K. Gill +2 more
doaj +1 more source
Organosolv pretreatment of Sitka spruce wood: conversion of hemicelluloses to ethyl glycosides [PDF]
, 2014 A range of organosolv pretreatments, using ethanol:water mixtures with dilute sulphuric acid, were applied to Sitka spruce sawdust with the aim of generating useful co-products as well as improving saccharification yield.
Bouxin, Florent P. +2 more
core +1 more source