Examples of 'delignification' in a sentence
Meaning of "delignification"
Delignification is a process of removing lignin from wood or plant material, often done in the papermaking industry to separate cellulose fibers
Show more definitions
- The removal of lignin, typically from wood pulp
How to use "delignification" in a sentence
Basic
Advanced
delignification
Delignification of birch pulp in ionic liquid solution.
The efficiency of the delignification is improved thereby.
The optimation of kappa numbers in oxygen delignification.
Oxygen delignification is typically performed on chemical pulp.
Chemical modifications of the fibre caused by oxygen delignification.
How to control the delignification is not discussed.
Delignification was found to allow higher sugar yields.
Application to chemical delignification of cellulosic material.
The processes are often referred to in the art as delignification.
Oxygen delignification and bleaching stages of pulp production.
The removal of lignin is referred to as delignification.
Process for the delignification of unbleached chemical pulp.
This can be utilized to carry out an extremely extensive delignification.
Process for bleaching and delignification of lignocellulosic materials.
Delignification and bleaching stage.
See also
A method for delignification of pulp.
Delignification is the first step in the bleaching of chemical pulps.
This can be achieved by known methods of digestion and delignification.
Oxygen delignification before bleaching.
The initial stages of bleaching also result in further delignification.
This delignification is controlled by the operating parameters of the reactors.
The invention relates to a process for delignification of a chemical paper pulp.
Delignification has been demonstrated by reduced kappa numbers and increased brightness.
Both samples were subjected to oxygen delignification under the same conditions.
Oxygen gas delignification of the cellulose pulp has already been described.
Basic research is proceeding with enzymes to produce delignification of wood or pulp.
The delignification was retarded which means that a loss in selectivity occurred.
Permits utilization of the ozone delignification bleaching stage of the invention.
But no reference has been made to their possible application in pulp delignification.
After delignification pulp is purified by cold caustic extraction and ozone treatment.
Scanning electron microscopy demonstrated a localized delignification of the altered sapwood.
Then its delignification effect is studied with oxygen delignified kraft pulp.
This process of liberating lignin from surrounding cellulose is known as delignification.
The activation of oxygen delignification and hydrogen peroxide bleaching by organometallic catalysts.
The lignocellulosic material is then delignified in at least one delignification stage.
Delignification of straw.
Little is known regarding oxygen delignification of chemical pulps without initial chlorination.
Delignification of the material in solely a single stage in an alkaline environment is normally sufficient.
It starts in the digester with isothermic cooking that extends the delignification.
This advantage in delignification selectivity can also be shown by a comparison of pulp viscosity.
It is critical to cooking selectivity to precondition chips with sulphide prior to bulk delignification.
This advantage in delignification selectivity can also be shown by comparing pulp viscosity.
It is also possible to screen the pulp after the oxygen gas delignification.
A kinetic model was constructed to describe the delignification of untreated and autohydrolysed birch.
The delignification system is located between the digester and the bleaching stage.
This circumstance can be utilized to carry the degree of delignification extremely far.
Process for the delignification of a chemical paper pulp with organic peroxy acid.
Increases in the liquor alkali concentration at constant sulfidity provided substantially faster delignification.
Alternative processes to extend softwood kraft delignification with preserved yield and strength.
The delignification was measured as change in kappa number after the caustic extraction stage.
