Results 61 to 70 of about 7,020 (234)

Characterization of Poly(ε-caprolactone)-Based Nanocomposites Containing Hydroxytyrosol for Active Food Packaging [PDF]

open access: yes, 2014
Antioxidant nano-biocomposites based on poly(ε-caprolactone) (PCL) were prepared by incorporating hydroxytyrosol (HT) and a commercial montmorillonite, Cloisite®30B (C30B), at different concentrations.
Beltrán Sanahuja, Ana   +3 more
core   +2 more sources

Nanoclay‐Engineered Scaffolds for the Controlled Delivery of Biomolecules in Regenerative Medicine

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Regenerative medicine combines biomaterials, cells, scaffolds, and bioactive agents via modern technologies to aid in the reconstruction and repair of damaged tissues. Among these, nanoclay scaffolds have demonstrated unique advantages in facilitating the delivery of therapeutic agents.
Mehri Shadi   +2 more
wiley   +1 more source

Engineering Nanoclay Edges to Construct Effective Polysulfide‐Trapping Interface for Markedly Enhanced Electrochemical Energy Storage

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A capsule‐shaped silicate clay (H‐ATP‐N2) rich in protonated edge hydroxyl groups (‐OH2+) is synthesized through a two‐step process involving microwave‐assisted acid treatment and N2 plasma etching to fibrous natural attapulgite. The H‐ATP‐N2 host inhibits the shuttle effect owing to the dominant adsorption mechanism–Lewis acid–base interaction between
Hongjie Xu   +11 more
wiley   +1 more source

A review on the preparation and characterization of chitosan-clay nanocomposite films and coatings for food packaging applications

open access: yesCarbohydrate Polymer Technologies and Applications, 2021
Chitosan, obtained by deacetylation of chitin, is widely available, biocompatible and biodegradable polysaccharide. In the same way, nanoclays have been reported to be abundant, low-toxic, and low-cost, which could be obtained either naturally or ...
Bai Qu, Yangchao Luo
doaj   +1 more source

Impact strength of composites with nano-enhanced resin after fire exposure [PDF]

open access: yes, 2014
Composite materials have been widely used in several engineering applications. However, there are very few studies about the effects of nanoclays on the impact strength of laminates after exposure to the fire.
Benameur, T.   +4 more
core   +1 more source

Nanofiber PVA‐Based Membranes Incorporating Functionalized Spanish Broom Derivatives for Sustainable Water Purification

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This study investigates Spanish broom (Spartium junceum) as a renewable source for electrospun composite membranes in sustainable water purification. MCC and biochar were functionalized with eco‐friendly precursors and nanomaterials (i.e., HNT, β‐CDs) to develop hybrid PVA nanofiber composites.
Giulia Rando   +7 more
wiley   +1 more source

Crystallization and melting behavior of nanoclay-containing polypropylene/poly(trimethylene terephthalate) blends

open access: yeseXPRESS Polymer Letters, 2012
This contribution concerns preparation and characterization of polypropylene (PP)/poly(trimethylene terephthalate) (PTT) melt-mixed blends in the presence of organically-modified montmorillonite nanoclays and functional compatibilizers. Immiscibility and
S. H. Jafari   +5 more
doaj   +1 more source

Mechanical, thermal, and morphological properties of low-density polyethylene nanocomposites reinforced with montmorillonite: Fabrication and characterizations

open access: yesCogent Engineering, 2023
Nanoparticle incorporation in polymeric matrices to generate polymer nanocomposite with the intention of maximizing the “nano-effect” derived from the nanoparticles and minimizing the drawbacks of the polymer is an emerging field of research.
Safaa Kh. Al-Jumaili   +2 more
doaj   +1 more source

Nanodielectics (A "Universal" Panacea for Solving All Electrical Insualation Problems?) [PDF]

open access: yes, 2010
This text summarizes the keynote presentation that is based on the full-length paper of the same title. Dr. Fréchette's oral presentation should not be seen as a summary of the “Brainstorm paper” but a glance at some major accomplishments, hinrances and
David, E.   +6 more
core  

Guidelines for the preparation of hydrogels with protective function

open access: yesFood Biomacromolecules, EarlyView.
Abstract As three dimensional network structure functional materials, protective hydrogels, with their excellent biocompatibility, high water content, and the ability to provide physical barriers and regulate the environment for active substances/cells, have shown broad prospects in fields such as drug delivery, tissue engineering, and food ...
Xiao‐Lin Yu   +4 more
wiley   +1 more source

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