Results 141 to 150 of about 9,977 (226)

Relationship between Structural Characteristics of Cellulose Nanocrystals Obtained from Kraft Pulp. [PDF]

open access: yesNanomaterials (Basel), 2020
Aguayo MG   +4 more
europepmc   +1 more source

Xylanase-aided Tcf Bleaching Of Eucalyptus Grandis Kraft Pulp: Comparative Study Of Pre- And Non-oxygenated Pulps [PDF]

open access: yes, 2015
A TCF (Xylanase-Ozone-Hydrogen Peroxide-XZP) bleaching sequence on two Eucalyptus grandis kraft pulps with pre- and non-oxygenated treatment was applied.
Angelo Raquel S., Duran Nelson
core  

ECF bleaching of eucalyptus kraft pulp : simulation of a mill with a high degree of closure [PDF]

open access: yes, 2017
The composition of non-process elements (NPEs) in wood significantly affects the level of metals in the pulp in the bleach plant and contributes to the risk of forming precipitates.
Lindgren, Karin,   +2 more
core  

Kraft pulp mill dregs and grits as permeable reactive barrier for removal of copper and sulfate in acid mine drainage. [PDF]

open access: yesSci Rep, 2020
Farage RMP   +5 more
europepmc   +1 more source

Evidence for chemical bonds between lignin and cellulose in kraft pulps [PDF]

open access: yes, 1996
The cellulose solvent system LiCl-dimethylacetamide has been used to dissolve kraft pulps prepared from pine and birch. The dissolved polymers were analyzed using size-exclusion chromatography combined with both RI- and UV-detection systems in order to ...
Karlsson, Olov,, Westermark, Ulla
core  

New catalytic bleaching sequences for kraft pulp [PDF]

open access: yes, 2017
The modern pulp industry has endeavoured to maximize its efficiency and minimize its environmental impact for decades. The bleaching process has a major impact on the heat, power and chemical consumption of the pulp mill, and hence bleaching constitutes ...
Isaza Ferro, Estefania
core  

STUDIES ON HIBISCUS CANNABINUS, HIBISCUS SABDARIFFA, AND CANNABINUS SATIVA PULP TO BE A SUBSTITUTE FOR SOFTWOOD PULP- PART 1: AS-AQ DELIGNIFICATION PROCESS

open access: yesBioResources, 2010
Hibiscus cannabinus, Hibiscus sabdariffa, and Cannabinus sativa, which are renewable non-woody fiber resources having characteristics similar to that of softwood (bast fibers), when used together with hardwood (core fibers), gave higher pulp yield with ...
Dharm Dutt, J. S. Upadhyaya, C. H. Tyagi
doaj  

Dissolution and Hydrolysis of Bleached Kraft Pulp Using Ionic Liquids. [PDF]

open access: yesPolymers (Basel), 2019
Reyes G   +5 more
europepmc   +1 more source

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