Results 31 to 40 of about 71,676 (307)

A biodegradable composite artificial tendon

open access: yesJournal of Materials Science: Materials in Medicine, 1992
The development of a completely biodegradable composite artificial tendon prosthesis that mimics the structure and stress-strain response of natural tendon is presented. The artificial tendon is a composite of water-swollen poly(2-hydroxyethylmethacrylate)/poly(caprolactone) blend hydrogel matrix reinforced with poly(lactic acid) fibres.
DAVIS P. A   +4 more
openaire   +1 more source

Level of readiness to become entrepreneurs among lifelong learning programmes participants in Malaysian community colleges [PDF]

open access: yes, 2019
An entrepreneur needs to be physically and mentally prepared, with creative thinking skills, risk taker attitudes, as well as being a wise decision maker.
Abd. Samad, Noorazman   +7 more
core   +1 more source

Biodegradable polymer materialsand modifying additives: state of the art. Part III [PDF]

open access: yesНанотехнологии в строительстве, 2021
One of the most demanded materials on the planet is plastic, the excellent performance of which contributes to the accumulationof a significant amount of waste on its basis.
Aliya K. Mazitova   +4 more
doaj   +1 more source

Experimental Investigation on Density and Volume Fraction of Void, and Mechanical Characteristics of Areca Nut Leaf Sheath Fiber-Reinforced Polymer Composites

open access: yesInternational Journal of Polymer Science, 2022
Natural fiber-reinforced polymer composite is a rapidly growing topic of research due to the simplicity of obtaining composites that is biodegradable and environmentally friendly.
B. A. Praveena   +9 more
doaj   +1 more source

Biodegradable polymer materials and modifying additives: state of the art. Part II [PDF]

open access: yesНанотехнологии в строительстве, 2021
One of the most demanded materials on the planet is plastic, the excellent performance of which contributes to the accumulationof a significant amount of waste on its basis.
Aliya K. Mazitova   +3 more
doaj   +1 more source

Properties of bio-based gum Arabic/clay aerogels [PDF]

open access: yes, 2016
Lightweight bio-based aerogels from sustainable gum Arabic (GA) and sodium montmorillonite (Na+-MMT) clay were prepared by means of a simple freeze-drying process. GA/clay aerogels showed high porosity (87.9%–94.9%) of mainly open type and the mechanical
Abt, Tobias Martin   +2 more
core   +2 more sources

Biodegradable magnesium–hydroxyapatite metal matrix composites [PDF]

open access: yesBiomaterials, 2007
Recent studies indicate that there is a high demand to design magnesium alloys with adjustable corrosion rates and suitable mechanical properties. An approach to this challenge might be the application of metal matrix composite (MMC) based on magnesium alloys.
Witte, F.   +7 more
openaire   +3 more sources

A Green Treatment Mitigates the Limitations of Coffee Silver Skin as a Filler for PLA/PBSA Compatibilized Biocomposites

open access: yesMolecules, 2023
The development of fully renewable and biodegradable composites for short-term applications was pursued by combining a compatibilized poly(lactic acid) (PLA)/poly(butylene succinate-co-adipate) (PBSA) (60:40 wt:wt) blend with coffee silver skin (CSS), an
Davide Perin   +4 more
doaj   +1 more source

Interactions, structure and properties in poly(lactic acid)/thermoplastic polymer blends [PDF]

open access: yes, 2014
Blends were prepared from poly(lactic acid) (PLA) and three thermoplastics, polystyrene (PS), polycarbonate (PC) and poly(methyl methacrylate) (PMMA). Rheological and mechanical properties, structure and component interactions were determined by various ...
Imre, Balázs   +2 more
core   +2 more sources

Ultrathin Wood Laminae–Thermoplastic Starch Biodegradable Composites [PDF]

open access: yesJournal of Renewable Materials, 2017
Novel fully biodegradable thermoplastic composite laminates reinforced with ultrathin wood laminae were prepared through a hot-pressing process by using two different thermoplastic starch (TPS) matrices. The microstructure and physical properties of the resulting unidirectional and bidirectional laminates were studied.
Dorigato, Andrea   +2 more
openaire   +2 more sources

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