Results 11 to 20 of about 60,579 (301)

Extraction and Characterization of Pharmaceutical Grade Microcrystalline Cellulose From Bambara Nut (Voandzeia Subterranean (L) Thousars) Husk

open access: yesAfrican Scientific Reports, 2022
Microcrystalline cellulose is a vital ingredient in the food, pharmaceutical, and cosmetics industries. In this study, Bambara nutshell microcrystalline cellulose (BNS-MCC) was prepared by acid hydrolysis modification of Bambara nutshell alpha-cellulose
E. Agboeze, N. P. Ani, E. O. Omeje
doaj   +1 more source

Optimum Production of Cellulose NanoCrystal from Cotton Stalk under Acidic Hydrolysis Condition [PDF]

open access: yesتحقیقات علوم چوب و کاغذ ایران, 2015
In the present study, preparation of cotton stalk (Sahel variety) as one of the common agricultural residues was studied through three stages as Soda-AQ chemical pulping, delignification and alkaline treatment, aiming for the production of cellulose ...
mahdiye mazandarani   +4 more
doaj   +1 more source

Characterization of microcrystalline cellulose extracted from walnut and apricots shells by alkaline treatment [PDF]

open access: yesJournal of the Serbian Chemical Society, 2021
In this study, microcrystalline cellulose (MCC) was isolated from walnut and apricot shells (WS and AS) as agricultural wastes in order to use it as reinforcement in polymer composites.
Mahmoud Yasmine   +2 more
doaj   +1 more source

Purification of alpha-cellulose from ex-white oyster mushroom (Pleurotus ostreatus) baglog using NaOH

open access: yesMenara Perkebunan, 2019
Oil Palm Empty Fruit Bunches (OPEFB) are the largest cellulose waste produced by oil palm plantations. Each processing of one ton of Fresh Fruit Bunch (FFB) will produce OPEFB as much as 22-23% or 220-230 kg.
Hyakansa Hanif   +3 more
doaj   +1 more source

Processes and Challenges for the Manufacturing of Lyocell Fibres with Alternative Agricultural Feedstocks

open access: yesApplied Sciences, 2023
Lyocell man-made cellulosic fibres (L-MMCF) have been commercially available since the mid-1990’s, with the typical feedstock prepared from tree pulp or cotton linters.
Lelia Lawson   +5 more
doaj   +1 more source

Tensile testing of cellulose based natural fibers for structural composite applications [PDF]

open access: yes, 2009
A series of tensile tests were conducted on a Lloyd LRX tensile testing machine for numerous natural fibers deemed potential candidates for development in composite applications.
Anthony Kelly   +12 more
core   +2 more sources

On the orientation of the chains in the mercerized cellulose

open access: yesScientific Reports, 2021
The cold alkaline treatment or mercerization of cellulose is widely used in industry to enrich the cellulose raw with high-molecular-weight $$\alpha$$ α -cellulose.
Dmitry V. Zlenko   +7 more
doaj   +1 more source

Local variance of atmospheric 14C concentrations around Fukushima Dai-ichi Nuclear Power Plant from 2010 to 2012 [PDF]

open access: yes, 2017
Radiocarbon (14C) has been measured in single tree ring samples collected from the southwest of the Fukushima Dai-ichi Nuclear Power Plant. Our data indicate south-westwards dispersion of radiocarbon and the highest 14C activity observed so far in the ...
Chen, Biying   +7 more
core   +2 more sources

The Influence of Potassium Hydroxide Concentration and Reaction Time on the Extraction Cellulosic Jute Fibers

open access: yesJournal of Natural Fibers, 2022
A common method used to obtain cellulosic fibers is alkalinization with NaOH. Depending on NaOH content, treatments remove significant quantities of lignin and hemicellulose as small molecules.
Lays Furtado de Medeiros Souza Kataoka   +2 more
doaj   +1 more source

Radiocarbon releases from the 2011 Fukushima nuclear accident [PDF]

open access: yes, 2016
Radiocarbon activities were measured in annual tree rings for the years 2009 to 2015 from Japanese cedar trees (Cryptomeria japonica) collected at six sites ranging from 2.5–38 km northwest and north of the Fukushima Dai-ichi nuclear power plant. The 14C
Cook, Gordon T.   +10 more
core   +2 more sources

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