Results 11 to 20 of about 19,883 (278)

Study on the Characteristics of Cottonized Indian Industrial Hemp Fibers

open access: yesJournal of Natural Fibers, 2022
Hemp fiber is one of the natural bast fibers, mainly obtained from the hemp plant with the species of Cannabis sativa(L). In recent time, hemp fibers have received wide applicability in composite materials on account of their sustainability and low ...
Ashutosh Kumar Sahi   +2 more
doaj   +1 more source

Capillary rise and sorption ability of hemp fibers oxidized by non-selective oxidative agents: hydrogen peroxide and potassium permanganate

open access: yesJournal of Natural Fibers, 2022
In this paper, the capillary rise and sorption ability of hemp fibers oxidized with hydrogen peroxide and potassium permanganate were studied, with the aim to get more insight into the changes in the structure of hemp fibers caused by oxidation, and to ...
Jovana Z. Milanovic   +3 more
doaj   +1 more source

Replacement of Polymer Fibers with Hemp Fibers in Concrete

open access: yesIOP Conference Series: Materials Science and Engineering, 2020
Abstract In our experiment, we tried to replace polymer fibers with hemp fibers and verify whether the properties and advantages of polymer fibers in concrete will be retained even with this interchange. Polymer fibers are added to the mixer to produce fresh concrete or mortar, and we did the same in our case.
Petra Machová, Jiří Šál
openaire   +1 more source

Hemp as a raw material for fiber and paper production [PDF]

open access: yesHemijska Industrija, 2004
The goal of this study was to prove the feasibility of fiber and paper production from hemp. Experimental tests of the properties of paper obtained from hemp woody core fibers were performed. Fibers from hemp woody core were isolated by a chemical-thermo-
Krgović Milorad V.   +3 more
doaj   +1 more source

Reinforcement of cementitious mortars with hemp fibers and shives

open access: yesOpen Chemistry, 2023
Polypropylene, steel, and carbon fibers are used to increase the ductility and toughness of concrete materials. In recent years, studies on the use of natural fibers have increasingly continued.
Özodabaş Aylin
doaj   +1 more source

Structural and Mechanical Properties of Hemp Fibers: Effect of Progressive Removal of Hemicellulose and Lignin

open access: yesJournal of Natural Fibers, 2022
Hemicellulose and lignin were progressively removed from hemp fiber by hydrolysis. SEM, FTIR, XRD analysis and tensile properties evaluation on technical fibers were carried out to understand the structural and mechanical properties of hemp fibers ...
Chao Lu   +4 more
doaj   +1 more source

Antimicrobial TEMPO-oxidized hemp fibers with incorporated silver particles [PDF]

open access: yesJournal of the Serbian Chemical Society, 2012
In this paper, the preparation of the antimicrobial silver loaded hemp fibers were carried out by selective TEMPO-mediated oxidation, i.e. oxidation with sodium hypochlorite and catalytic amount of sodium bromide and 2,2,6,6-tetramethylpiperidine-1 ...
Kostić Mirjana   +3 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

Bridging Disciplines: Applications of Forensic Science and Industrial Hemp

open access: yesFrontiers in Microbiology, 2022
Forensic laboratories are required to have analytical tools to confidently differentiate illegal substances such as marijuana from legal products (i.e., industrial hemp). The Achilles heel of industrial hemp is its association with marijuana.
Sheree J. Finley   +2 more
doaj   +1 more source

Effect of fibre treatments on interfacial shear strength of hemp fibre reinforced polylactide and unsaturated polyester composites [PDF]

open access: yes, 2011
Surface treatment of hemp fibres was investigated as a means of improving interfacial shear strength (IFSS) of hemp fibre reinforced polylactide (PLA) and unsaturated polyester (UPE) composites. Fibres were treated with sodium hydroxide, acetic anhydride,
Fernyhough, Alan   +2 more
core   +2 more sources

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