Preparation of Chitosan‐g‐Poly(l‐Lactic Acid) Copolymer
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DOI: 10.1002/adv.21612
Abstract: Although poly (l-lactic acid) (PLLA) is used as tissue engineering scaffold to implant in vivo, secondary inflammation will be induced by the lactic acid enrichment in short period during the PLLA implant degradation. To dissolve… read more here.
Keywords: poly lactic; lactic acid; chitosan poly; plla ... See more keywords
Morphological, Mechanical, and Thermal Characterization of Poly(Lactic Acid)/Cellulose Multifilament Fibers Prepared by Melt Spinning
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DOI: 10.1002/adv.21779
Abstract: In this study, multifilament fibers based on neat poly(lactic acid) (PLA), PLA/cellulose nanowhiskers (CNWs), and PLA/cellulose microcrystalline (MCC) loaded at 1 and 3 wt.% were prepared by melt-spinning process in the presence of PLA-grafted maleic… read more here.
Keywords: poly lactic; multifilament fibers; multifilament; pla ... See more keywords
Mechanical, interfacial, and fracture characteristics of poly (lactic acid) and Moringa oleifera fiber composites
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DOI: 10.1002/adv.21823
Abstract: Three different processing techniques, extrusion, injection, and compression, were followed to fabricate poly (lactic acid) (PLA) and Moringa oleifera fiber (MOF) based composites. Chopped fibers of length 3–5 mm were used for the extrusion followed… read more here.
Keywords: oleifera fiber; compression; poly lactic; moringa oleifera ... See more keywords
Evaluation of thermal resistance and mechanical properties of injected molded stereocomplex of poly(l-lactic acid) and poly(d-lactic acid) with various molecular weights
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DOI: 10.1002/adv.21824
Abstract: Poly(l-lactic acid) (PLLA) and poly(d-lactic acid) (PDLA) with various molecular weights (MW) were melt blended in equivalent proportions, and then followed by injection molding to form polylactide stereocomplex (sc-PLA). The crystalline structures, thermal resistance, and… read more here.
Keywords: poly lactic; mechanical properties; plla pdla; lactic acid ... See more keywords
Biosourced blends based on poly (lactic acid) and polyamide 11: Structure–properties relationships and enhancement of film blowing processability
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DOI: 10.1002/adv.21864
Abstract: The purpose of the present work is to develop a new biomaterial with suitable melt strength, stiffness-to-toughness balance, and the required thermal performance for food packaging applications. The study is dedicated to investigating a new… read more here.
Keywords: poly lactic; melt strength; film; compatibilization ... See more keywords
Barrier properties of poly(lactic acid)/cloisite 30B composites and their relation between oxygen permeability and relative humidity
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DOI: 10.1002/app.44424
Abstract: Poly(lactic acid) based nanocomposite films were prepared by melt compounding and subsequent flat film extrusion. After characterizing the nanocomposites with the help of transmission electron microscopy and wide angle X-ray diffraction to estimate the nanoclay… read more here.
Keywords: oxygen; poly lactic; permeability; oxygen permeability ... See more keywords
Quiescent crystallization of poly(lactic acid) studied by optical microscopy and light‐scattering techniques
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DOI: 10.1002/app.44566
Abstract: The crystallization behavior of poly(lactic acid) (PLA) has been studied extensively, and this has resulted in different reported values for the nucleation densities (Ns) and crystal growth rates (Gs) for similar grades. These inconsistencies may… read more here.
Keywords: poly lactic; microscopy; crystallization; quiescent crystallization ... See more keywords
Hydrophilic and hydrophobic poly(l‐lactic acid) films by building porous topological surfaces
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DOI: 10.1002/app.44572
Abstract: Surface wettability of thin films is significant for their functional properties. Poly(l-lactic acid) (PLLA) is proposed as film matrix for building porous topological surfaces. By controlling the dope composition and ambient conditions, the films with… read more here.
Keywords: poly lactic; building porous; porous topological; hydrophilic hydrophobic ... See more keywords
Chemomechanical, morphological, and rheological studies of chitosan‐graft‐lactic acid oligomer reinforced poly(lactic acid) bionanocomposite films
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DOI: 10.1002/app.45546
Abstract: Various compositions of nontoxic biodegradable poly(lactic acid) (PLA)/chitosan-graft-lactic acid oligomer (CH-g-OLLA) bionanocomposite films were fabricated with a solution casting technique by the dispersal of CH-g-OLLA copolymer at different amounts (1, 3, and 5 wt %)… read more here.
Keywords: acid oligomer; pla; bionanocomposite films; acid ... See more keywords
Poly(lactic acid)/areca fiber laminate composites processed via film stacking technique
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DOI: 10.1002/app.45795
Abstract: Bio-based laminate composites, consisting of alternatively stacked poly(lactic acid) (PLA) sheet and randomly oriented areca fiber mat, were processed via film stacking technique (FST). FST was chosen as it is a commercially viable, low energy-intensive… read more here.
Keywords: poly lactic; processed via; laminate composites; fiber ... See more keywords
Combined effect of a plasticizer and carvacrol and thymol on the mechanical, thermal, morphological properties of poly(lactic acid)
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DOI: 10.1002/app.45895
Abstract: In this study, the effects of the monotherpenic phenol concentration on the properties of biocomposites containing plasticized poly(lactic acid) (PLA) with acetyl tributyl citrate (ATBC) were investigated. The monotherpenic phenols carvacrol (C) and thymol (T)… read more here.
Keywords: poly lactic; pla; effect; carvacrol thymol ... See more keywords