Results 31 to 40 of about 20,121 (182)

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

Enhanced production of poly (3-hydroxybutyrate-co-4-hydroxybutyrate) copolymer with manipulated variables and its properties [PDF]

open access: yes, 2009
Cupriavidus sp. USMAA1020, a local isolate was able to biosynthesis poly(3-hydroxybutyrate-co-4-hydroxybutyrate) [P(3HB-co-4HB)] copolymer with various 4HB precursors as the sole carbon source.
A. A. Amirul   +6 more
core   +1 more source

Recent Advances in the Use of Polyhydroyalkanoates in Biomedicine

open access: yesBioengineering, 2019
Polyhydroxyalkanoates (PHAs), a family of natural biopolyesters, are widely used in many applications, especially in biomedicine. Since they are produced by a variety of microorganisms, they possess special properties that synthetic polyesters do not ...
Alejandra Rodriguez-Contreras
doaj   +1 more source

Hyperproduction of PHA copolymers containing high fractions of 4‐hydroxybutyrate (4HB) by outer membrane‐defected Halomonas bluephagenesis grown in bioreactors

open access: yesMicrobial Biotechnology, 2022
Summary Bacterial outer membrane (OM) is a self‐protective and permeable barrier, while having many non‐negligible negative effects in industrial biotechnology.
Ziyu Wang   +7 more
doaj   +1 more source

Coaxial bioelectrospinning of P34HB/PVA microfibers biomimetic scaffolds with simultaneity cell-laden for improving bone regeneration

open access: yesMaterials & Design, 2022
Poorly functioning scaffold materials and limitations in material-cell construction technology remain problems in bone tissue engineering. Electrospinning has been proven to be a suitable and available technique for production of 3D biomimetic scaffolds.
Long Yang   +7 more
doaj   +1 more source

The effect of temperature during culture enrichment on methanotrophic polyhydroxyalkanoate production [PDF]

open access: yes, 2019
Producción CientíficaClimate change and plastic pollution are likely the most relevant environmental problems of the 21st Century. Thus, one of the most promising solutions to remedy both environmental problems simultaneously is the bioconversion of ...
Bordel Velasco, Sergio   +4 more
core   +2 more sources

Marine biodegradation of poly[(R)-3-hydroxybutyrate-co-4-hydroxybutyrate] elastic fibers in seawater: dependence of decomposition rate on highly ordered structure

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
Here, we report the marine degradability of polymers with highly ordered structures in natural environmental water using microbial degradation and biochemical oxygen demand (BOD) tests. Three types of elastic fibers (non-porous as-spun, non-porous drawn,
Taku Omura   +6 more
doaj   +1 more source

Designing Novel Interfaces via Surface Functionalization of Short-Chain-Length Polyhydroxyalkanoates

open access: yesAdvances in Polymer Technology, 2019
Polyhydroxyalkanoates (PHA), a microbial plastic has emerged as promising biomaterial owing to the broad range of mechanical properties. However, some studies revealed that PHA is hydrophobic and has no recognition site for cell attachment and this is ...
S. Vigneswari   +4 more
doaj   +1 more source

Fabrication of biodegradable nanofibers via melt extrusion of immiscible blends

open access: yese-Polymers, 2022
Polylactic acid (PLA) and poly(3-hydroxybutyrate-co-4-hydroxybutyrate) (P(3HB-co-4HB)) nanofibers were prepared by melt extrusion of immiscible blends of PLA/polyvinyl alcohol (PVA) and P(3HB-co-4HB)/PVA via in situ formation of microfibrils during the ...
Guo Zheng   +6 more
doaj   +1 more source

Fabrication and Degradation of Electrospun Polyhydroxyalkanoate Film [PDF]

open access: yesЖурнал Сибирского федерального университета: Серия Биология, 2015
Polyhydroxyalkanoates (PHAs) are a family of biopolymers with good biodegradability. Poly(3- hydroxybutyrate) [P(3HB)], poly(3-hydroxybutyrate-co-25 mol % 4-hydroxybutyrate) [P(3HBco- 25 mol % 4HB)] and poly(3-hydroxybutyrate-co-75 mol % 4 ...
Lee Joyyi   +4 more
doaj  

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