Results 21 to 30 of about 121,378 (216)

Sustainable Immiscible Polylactic Acid (PLA) and Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) Blends: Crystallization and Foaming Behavior [PDF]

open access: yes, 2023
Tailoring the properties of polylactic acid (PLA) by blending with poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) is a practical methodology to improve the foaming behavior of PLA.
Julia Dreier   +9 more
core   +1 more source

Poly(3-HydroxyButyrate-co-3-HydroxyValerate) based Inorganic Consolidate for Firwood Preservation

open access: yesThe Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2021
The aim of this study was to address one of the major challenges of the conservation state of wooden artifacts or artworks namely, the preservation and restoration of wood surfaces.
Mădălina Elena DAVID   +4 more
doaj   +1 more source

Microbial degradation of poly(3-hydroxybutyrate) and poly(3-hydroxybutyrate-co-3-hydroxyvalerate) in soils [PDF]

open access: yesApplied and Environmental Microbiology, 1993
The microbial degradation of tensile test pieces made of poly(3-hydroxybutyrate) [P(3HB)] or a copolymer of 90% 3-hydroxybutyric acid and 10% 3-hydroxyvaleric acid was studied in soils incubated at a constant temperature of 15, 28, or 40 degrees C for up to 200 days.
Mergaert, Joris   +4 more
openaire   +3 more sources

Fast, inexpensive, and reliable HPLC method to determine monomer fractions in poly(3-hydroxybutyrate-co-3-hydroxyvalerate) [PDF]

open access: yes, 2021
The determination of the monomer fractions in polyhydroxyalkanoates is of great importance for research on microbialproduced plastic material. The development of new process designs, the validation of mathematical models, and intelligent control ...
Kettner, Alexander   +11 more
core   +2 more sources

Preparation and Characterization of Porous Scaffolds Based on Poly(3-hydroxybutyrate) and Poly(3-hydroxybutyrate-co-3-hydroxyvalerate)

open access: yesLife, 2021
Poly(hydroxyalkanoates) (PHAs) with different material properties, namely, the homopolymer poly(3-hydroxybutyrate), P(3HB), and the copolymer poly(3-hydroxybutyrate-co-3-hydroxyvalerate, P(3HB-co-3HV), with a 3HV of 25 wt.%, were used for the preparation
Asiyah Esmail   +7 more
doaj   +1 more source

Expanding the range of polyhydroxyalkanoates synthesized by methanotrophic bacteria through the utilization of omega-hydroxyalkanoate co-substrates

open access: yesAMB Express, 2017
The first methanotrophic syntheses of polyhydroxyalkanoates (PHAs) that contain repeating units beyond 3-hydroxybutyrate and 3-hydroxyvalerate are reported. New PHAs synthesized by methanotrophs include poly(3-hydroxybutyrate-co-4-hydroxybutyrate) (P(3HB-
Jaewook Myung   +3 more
doaj   +1 more source

Effect of oligomeric lactic acid plasticizer on the mechanical recycling of poly(3-hydroxybutyrate-co-3-hydroxyvalerate). [PDF]

open access: yesEnviron Sci Pollut Res Int
Bioplastics such as polyhydroxyalkanoates (PHA) emerge as an interesting alternative to conventional fossil fuel-based plastics and as part of the solution their associated environmental issues.
Bernabé I   +4 more
europepmc   +2 more sources

Shrink-Resistant Poly(butylene adipate-co-terephthalate) Foam Reinforced with Crystalline Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) Particles [PDF]

open access: yes, 2023
Poly(butylene adipate-co-terephthalate) (PBAT) foam blown with CO2 exhibits severe shrinkage problems, with a substantial post-foaming shrinkage ratio reaching up to 80%.
Zijian Zhou (1449097)   +9 more
core   +1 more source

Determination of Poly(3-hydroxybutyrate) Content in Cyanobacterium Synechocystis sp. PCC 6803 Using Acid Hydrolysis Followed by High-performance Liquid Chromatography

open access: yesBio-Protocol, 2023
Various photoautotrophic cyanobacteria accumulate intracellular poly(3-hydroxybutyrate) (PHB) granules. This protocol can be used for determining the PHB contents of the cells as % PHB weight per dry cell weight using acid hydrolysis followed by high ...
Janine Kaewbai-ngam   +2 more
doaj   +1 more source

Study on the Effect of Levulinic Acid on Whey-Based Biosynthesis of Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) by Hydrogenophaga pseudoflava

open access: yesApplied Food Biotechnology, 2017
Background and Objective: Production of polyhydroxyalkanoate copolyesters consisting of 3-hydroxybutyrate and 3-hydroxyvalerate units was for the first time studied using the production strain Hydrogenophaga pseudoflava based on sustainable raw materials.
Martin Koller   +4 more
doaj   +1 more source

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