Results 61 to 70 of about 30,911 (199)

Crystallization behavior of poly(lactide)/poly(β-hydroxybutyrate)/talc composites. [PDF]

open access: yes, 2013
The authors thank Dr. Patrice Lefrançois (CNAM) for SEM observations. They are also grateful to Pr. Jack R. Plimmer USDA, Agricultural Research Service, USA for his discussions during this work.The morphology and miscibility of commercial poly(lactide ...
DOMENEK, Sandra   +3 more
core   +6 more sources

The effect of gamma radiation on mechanical properties of biodegradable polymers poly(3-hydroxybutyrate) and poly(3-hydroxybutyrate-co-3-hydroxyvalerate)

open access: yesMaterials Research, 2012
Brazilian poly(3-hydroxybutyrate), P(3-HB), and its copolymer, poly (3-hydroxybutyrate-co-3-hydroxyvalerate), P(3-HB-co-3-HV) were irradiated with gamma radiation (60Co) at room temperature and in the presence of oxygen. The viscosity-average molar mass (
Leticia Maria Oliveira   +2 more
doaj   +1 more source

Packaging related properties of commercially available biopolymers – An overview of the status quo

open access: yeseXPRESS Polymer Letters, 2018
Several commercially available thermoplastic biopolymers were processed in a continuous extrusion line. The molecular weight, crystallinity, and mechanical and permeation properties of the cast films were determined in order to evaluate the status quo of
V. Jost
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  

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

Structural variants of biodegradable polyesterurethane in vivo evoke a cellular and angiogenic response that is dictated by architecture [PDF]

open access: yes, 2009
This is the author's accepted manuscript. The final published article is available from the link below. Copyright @ 2008 Acta Materialia Inc.The aim of this study was to investigate an in vivo tissue response to a biodegradable polyesterurethane ...
Burugapalli, K   +3 more
core   +1 more source

Bioactive composites for bone tissue engineering [PDF]

open access: yes, 2010
One of the major challenges of bone tissue engineering is the production of a suitable scaffold material. In this review the current composite materials options available are considered covering both the methods of both production and assessing the ...
Tanner, K.E.
core   +1 more source

Comparative functional genomics approach for the annotation of proteins in Unclassified Halophilic archaeon DL31 [PDF]

open access: yes, 2012
The structure, function and sub-cellular location prediction for the unknown proteins from Unclassified Halophilic archaeon DL31 were carried out for characterization of the proteins in their respective families.
E Nakkeeran   +2 more
core   +1 more source

Synthesis of graft copolymers based on hyaluronan and poly(3-hydroxyalkanoates) [PDF]

open access: yes, 2017
This work reports the synthesis and characterisation of new amphiphilic hyaluronan (HA) grafted with poly(3-hydroxyalkanoates) (PHAs) conjugates.
Arslan   +30 more
core   +1 more source

Coastal and deep-sea biodegradation of polyhydroxyalkanoate microbeads

open access: yesScientific Reports
Microbeads find widespread usage in personal care items and cosmetics, serving as exfoliants or scrubbing agents. Their micro-scale size poses challenges in effective drainage capture and given their origin from non-biodegradable oil-based plastics, this
Natsumi Hyodo   +6 more
doaj   +1 more source

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