Results 71 to 80 of about 18,566 (238)

Biodegradable Natural Polymer‐Based Drug Delivery Systems for Bone Tissue Engineering

open access: yesMedicinal Research Reviews, EarlyView.
ABSTRACT The increasing incidence of bone diseases and injuries, especially among aging populations, has underscored the shortcomings of traditional treatments such as bone grafts and metal implants, which often face complications including immune rejection, mechanical failure, and delayed healing.
Hyejin Jo   +4 more
wiley   +1 more source

Comparison of Single/Compound Plasticizer to Prepare Thermoplastic Starch in Starch-Based Packaging Composites

open access: yesMedžiagotyra, 2019
There is a recrystallization problem with natural corn starch, the major raw material of new bio-degradable starch-based composites. To improve the adhesive properties between the starch and the fibers in composites, this paper took formamide, urea ...
Anfu GUO, Jianfeng LI, Fangyi LI, Jie XU
doaj   +1 more source

Behavior of a Novel Cyclic Olefin‐Based Hot‐Melt Adhesive in CFRP Adhesive Joints Compared to Conventional Epoxy‐Based Structural Adhesives

open access: yesPolymer Composites, EarlyView.
Rate‐dependent performance of composite adhesive joints using thermoset and thermoplastic adhesives, in terms of toughness and fatigue behaviour. ABSTRACT A recently developed hot‐melt adhesive (HMA) based on cyclic olefin chemistry, supplied as a transparent, non‐tacky thermoplastic film with a distinctive polymer microstructure, was evaluated in this
Hossein Malekinejad   +3 more
wiley   +1 more source

ANTIBACTERIAL THERMOPLASTIC STARCH-CHITOSAN BASED MATERIALS PREPARED BY MELT-MIXING

open access: yesBioResources, 2012
Antibacterial thermoplastic starch-chitosan based materials were successfully prepared by melt-mixing. The effect of chitosan modification (quaternization and grafting of long carbon chains) on the properties of the materials was also studied.
Liliana C. Tomé,   +6 more
doaj  

Corn and Rice Starch-Based Bio-Plastics as Alternative Packaging Materials

open access: yesFibers, 2019
Due to the negative environmental impacts of synthetic plastics, the development of biodegradable plastics for both industrial and commercial applications is essential today.
M. K. Marichelvam   +2 more
doaj   +1 more source

The influence of starch molecular mass on the properties of extruded thermoplastic starch [PDF]

open access: yesPolymer, 1996
Abstract The mechanical properties of a low and a high molecular mass thermoplastic starch (TPS) were monitored at water contents in the range of 5–30% (w/w). The granular starches were plasticized by extrusion processing with glycerol and water. The low molecular mass starch was prepared by partial acid hydrolysis of potato starch.
Vliegenthart, J.F.G.   +3 more
openaire   +3 more sources

Multi‐Scale Characterization of PLA Composites With Natural‐Based Reinforcements: From Filament to 3D‐Printed Parts

open access: yesPolymer Composites, EarlyView.
Thermal, microstructural, and mechanical characterization of 3D‐printed PLA composite parts. ABSTRACT To address plastic waste and agricultural residue underutilization, this study evaluates the thermal (DSC and FTIR), microstructural (SEM), and mechanical behavior of polylactic acid (PLA) reinforced with flax fibers and olive pit particles, processed ...
P. N. B. Reis   +6 more
wiley   +1 more source

Examination of injection moulded thermoplastic maize starch

open access: yeseXPRESS Polymer Letters, 2007
This paper focuses on the effect of the different injection moulding parameters and storing methods on injection moulded thermoplastic maize starch (TPS).
doaj   +1 more source

CO2‐Assisted Foaming of PLA–Cellulose Acetate Blends for Peat‐Free Horticultural Substrates

open access: yesPolymer Engineering &Science, EarlyView.
Engineered porous substrate facilitating seed incorporation, water retention, and plant growth. ABSTRACT This study investigates carbon dioxide assisted (CO2) foaming of polylactic acid (PLA)–cellulose acetate (CA) blends to develop biodegradable substrates for horticultural applications.
Kaleum Meaney   +8 more
wiley   +1 more source

Thermoplastic Starch Composites Filled With Isometric and Elongated TiO2-Based Nanoparticles

open access: yesFrontiers in Materials, 2019
Biodegradable thermoplastic starch (TPS) composites with isometric titanium dioxide nanoparticles (TiO2; diameter ~100 nm) and elongated titanate nanotubes (TiNT; diameter ~20 nm and aspect ratio >50) were prepared from wheat and tapioca starch.
Aleksandra Ujcic   +7 more
doaj   +1 more source

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