نتایج جستجو برای: soda pulping

تعداد نتایج: 4835  

2007
Aziz Ahmed J. Y. Zhu

Wood is the major source of fiber supply. Non-wood fibers are mainly used in papermaking where there is a lack of forest resource such as in China and India. Cornstalk, among the agricultural residues and other non-wood fiber, is the most promising source of fiber. However, The usage of cornstalks is very limited in pulp and paper industry, although nearly 284 million tons/year are available wo...

Journal: :Journal of Cleaner Production 2021

Pulping in agro-waste processes are known to affect the chemical constituents of materials obtained. In this study, activated carbons (ACs) were prepared using precursors based on rice straw, husks and bagasse. The composition these was first determined order study influence components each sorption properties ACs ash content by calcination as main component present ashes is silica, which play ...

Journal: :Holzforschung 2021

Abstract Alkaline delignification of wood tissue is the core global pulping technology and most prominent large-scale separation main components. This work aims at improved understanding interplay between topochemistry alkaline associated morphological changes. Morphology chemical structure partially soda-delignified chips were studied combining X-ray tomography (XRT), diffraction analysis comp...

Journal: :World Journal Of Advanced Research and Reviews 2021

Pulping trials were carried out using MEA and the soda process comparing their pulping potentials. The operating conditions such as concentration of cooking liquor (50%, 75%, 100%) for (10%, 15%, 20%) NaOH, maximum temperature (150oC, 160oC, 170oC) time (60, 90, 120minutes) both processes investigated systematically to establish optimal conditions. agro-biomass used in this investigation is Sug...

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