Results 11 to 20 of about 165,650 (289)

The development and challenges of poly (lactic acid) and poly (glycolic acid)

open access: yesAdvanced Industrial and Engineering Polymer Research, 2020
Bio-plastics have gained tremendous attention, due to the increasing environmental pressure on global warming and plastic pollution. Among them, poly (lactic acid) (PLA) is both bio-based and bio-degradable, which has been widely used in many disposable ...
K. Jim Jem, Bowen Tan
doaj   +1 more source

Integrating Fly Ash-Controlled Surface Morphology and Candle Grease Coating: Access to Highly Hydrophobic Poly (L-lactic Acid) Composite for Anti-Icing Application

open access: yesNanomaterials, 2023
New ways of recycling fly ash are of great significance for reducing the environmental pollution. In this work, biodegradable hydrophobic poly (L-lactic acid)/fly ash composites for anti-icing application were successfully fabricated via a facile solvent-
Zhiqiang Jiang   +6 more
doaj   +1 more source

In vitro IFN-α release from IFN-α- and pegylated IFN-α-loaded poly(lactic-co-glycolic acid) and pegylated poly(lactic-co-glycolic acid) nanoparticles [PDF]

open access: yes, 2016
Aim: Interferon alpha (IFN-α) controlled release of nanoparticles was investigated under in vitro conditions. Materials & methods: IFN-α and pegylated IFN-α (PEG-IFN-α) were encapsulated by poly(lactic-co-glycolic acid) (PLGA) and pegylated PLGA ...
Feczkó, Tivadar   +3 more
core   +1 more source

Poly(Lactic Acid) Composites [PDF]

open access: yesMaterials, 2019
Polylactic acid-based materials have gained great interest within the scientific community due to their biodegradability, good performance, and suitability for a number of applications. Therefore, this Special Issue “Poly(lactic acid) Composites” is proposed to cover the important advances in poly (lactic acid) composites, ranging from their design ...
openaire   +2 more sources

Longitudinal acoustic properties of poly(lactic acid) and poly(lactic- co -glycolic acid) [PDF]

open access: yesBiomedical Materials, 2010
14 pages, 7 ...
Parker, N G   +3 more
openaire   +4 more sources

D-lactic acid biosynthesis from biomass-derived sugars via Lactobacillus delbrueckii fermentation [PDF]

open access: yes, 2013
Poly-lactic acid (PLA) derived from renewable resources is considered to be a good substitute for petroleum-based plastics. The number of poly L-lactic acid applications is increased by the introduction of a stereocomplex PLA, which consists of both poly-
Vadlani, Praveen V., Zhang, Yixing
core   +1 more source

The use of vancomycin-loaded poly-l-lactic acid and poly-ethylene oxide microspheres for bone repair: an in vivo study

open access: yesClinics, 2012
OBJECTIVE: The aim of this study was to investigate bone repair after the implantation of vancomycin-loaded poly-L-lactic acid/poly-ethylene oxide microspheres compared with vancomycin-unloaded poly-L-lactic acid/poly-ethylene oxide microspheres. METHODS:
Débora Cristina Coraca-Huber   +4 more
doaj   +1 more source

Crystallization kinetics of poly(lactic acid)-talc composites [PDF]

open access: yes, 2011
The crystallization kinetics of Poly(lactic acid) / talc composites were determined over a range of 0 wt.% to 15 wt.% of talc. Talc was found to change the crystallization kinetics.
Battegazzore, Daniele   +2 more
core   +1 more source

Smart-Urea-Controlled-Release-Nitrogen-Fertilizer Menggunakan Plastik Biodegradable Poli Asam Laktat Sebagai Carrier

open access: yesEquilibrium, 2017
Poly lactic acid is a polymer that has been developed as an alternative to substitution of conventional polymers. The properties of this polymer are biodegradable in nature and non-toxic substances.
Mujtahid Kaavessina   +2 more
doaj   +1 more source

The ring-opening polymerization of D,L-lactide in the melt initiated with tetraphenyltin [PDF]

open access: yes, 1984
Melt polymerization conditions for D,L-lactide initiated with tetraphenyltin were studied with regard to polymer molecular weight and weight distributions.
Berg, J.W.A. van den   +3 more
core   +2 more sources

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