Results 31 to 40 of about 2,790 (180)

The Influence of Additives and Environment on Biodegradation of PHBV Biocomposites [PDF]

open access: yesPolymers, 2022
The biodegradation of polyhydroxybutyrate-co-hydroxyvalerate (PHBV) ternary biocomposites containing nature-based plasticizer acetyl tributyl citrate (ATBC), heterogeneous nucleation agents—calcium carbonate (CaCO3) and spray-dried lignin-coated cellulose nanocrystals (L-CNC)—in vermicomposting, freshwater biotope, and thermophilic composting have been
Pavel Brdlík   +3 more
openaire   +2 more sources

Evaluation of the use of carbon nanotubes recovered from a biodegradation process in the production of new biodegradable polymer nanocomposites

open access: yeseXPRESS Polymer Letters, 2023
The present study carried out the characterization of carbon nanotubes (CNT) recovered from the biodegradation process of poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV)/CNT nanocomposites and the use of this recovered CNT (CNT-rec) in the production
Ana Paula Bernardo da Silva   +7 more
doaj   +1 more source

Electrospun Active Biopapers of Food Waste Derived Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) with Short-Term and Long-Term Antimicrobial Performance

open access: yesNanomaterials, 2020
This research reports about the development by electrospinning of fiber-based films made of poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) derived from fermented fruit waste, so-called bio-papers, with enhanced antimicrobial performance. To this end,
Kelly J. Figueroa-Lopez   +6 more
doaj   +1 more source

A promising antimicrobial bionanocomposite based poly(3-hydroxybutyrate-co-3-hydroxyvalerate) reinforced silver doped zinc oxide nanoparticles

open access: yesScientific Reports, 2022
A bionanocomposite based on biosynthesized poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) and reinforced with silver@zinc oxide (Ag–ZnO) was synthesized in variable loadings of Ag–ZnO using the in-situ casting dissolution technique.
Mohammad I. Ibrahim   +5 more
doaj   +1 more source

Film-blown blends of poly(3-hydroxybutyrate-co-3-hydroxyvalerate) by compatibilization with poly(butylene-co-succinate-co-adipate) with a free radical initiator

open access: yesPolymer Testing, 2023
Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) is a sustainable and biodegradable polymer that has potential for use in food packaging. However, its low melt strength makes it difficult to process using film-blowing techniques. To address this issue,
Benjamin Le Delliou   +4 more
doaj   +1 more source

Supercritical antisolvent precipitation of PHBV microparticles [PDF]

open access: yesInternational Journal of Pharmaceutics, 2007
The micronization of poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) from organic solutions using supercritical antisolvent (SAS) technique has been successfully achieved. SAS experiments were carried out at different operational conditions and microspheres with mean diameters ranging from 3 to 9 microm were obtained. The effect of CO(2) and liquid
Costa, M. S.   +3 more
openaire   +3 more sources

Crystallization and dielectric behaviour of PLA and PHBV in PLA/PHBV blends and PLA/PHBV/TiO2 nanocomposites

open access: yesExpress Polymer Letters, 2019
The morphology, crystallization behavior and mechanical properties of PLA, PHBV and their blends and nanocomposites with TiO2 as filler were investigated. An uncommon morphological change was observed with increasing PLA content in the blends, and this complicated the isothermal crystallization kinetics analyses of the different samples.
Gasmi S., Hassan M.K., Luyt A.S.
openaire   +4 more sources

Cartilage tissue engineering using PHBV and PHBV/Bioglass scaffolds

open access: yesMolecular Medicine Reports, 2014
Scaffolds have an important role in cartilage tissue engineering. Poly(hydroxybutyrate‑co‑hydroxyvalerate) (PHBV) has been demonstrated to have potential as a scaffold for the three dimensional construction of engineered cartilage tissue. However, the poor hydrophilicity and mechanical strength associated with PHBV affects its clinical applications as ...
Mingshu, Zhou, Dong, Yu
openaire   +3 more sources

Low Crystallinity of Poly(3-Hydroxybutyrate-co-3-Hydroxyvalerate) Bioproduction by Hot Spring Cyanobacterium Cyanosarcina sp. AARL T020

open access: yesPlants, 2021
The poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) derived from cyanobacteria is an environmentally friendly biodegradable polymer. The low yield of PHBV’s production is the main hindrance to its sustainable production, and the manipulation of PHBV ...
Kittipat Chotchindakun   +5 more
doaj   +1 more source

Modification of PHBV-blends with a biodegradable plasticizer [PDF]

open access: yesAIP Conference Proceedings, 2020
Plastics have become an indispensable part of modern life and due to their outstanding properties, they are used for a wide range of products in a great variety of industrial sectors. However, if plastics are not disposed properly and released into the environment, they become a global problem.
J. Resch, M. Kreutzbruck, C. Bonten
openaire   +1 more source

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