Results 51 to 60 of about 2,123 (182)

Preparation of functional degradable antibacterial film and application in fresh-keeping of grass carp

open access: yesJournal of Agriculture and Food Research, 2022
To explore new, green and effective low-temperature preservation technology, β-cyclodextrin (β-CD) embedded Elsholtzia essential oil (EEO) was used as an antibacterial agent, and polybutylene adipate-co-terephthalate (PBAT) and polylactic acid (PLA) were
Yi Hao   +6 more
doaj   +1 more source

Chemical Upcycling of PET into a Morpholine Amide as a Versatile Synthetic Building Block

open access: yes, 2023
A catalytic chemical upcycling methodology for polyesters has been developed. Commodity polyesters, such as polyethylene terephthalate (PET), are depolymerized with morpholine by using a Cp*TiCl3 catalyst under ambient pressure without any additives ...
Yohei Ogiwara (1632877)   +3 more
core   +1 more source

Application of Slow Pyrolysis to Convert Waste Plastics from a Compost-Reject Stream into Py-Char

open access: yesEnergies, 2022
There is growing recognition that the degradation of plastics in the environment is a serious problem. This study investigated and reported on the feasibility of removing end-of-life plastics from circulating in the environment.
Ewa M. Iwanek (nee Wilczkowska)   +1 more
doaj   +1 more source

Melt extruded nanocomposites of polybutylene adipate‐ co ‐terephthalate (PBAT) with phenylbutyl isocyanate modified cellulose nanocrystals

open access: yes, 2016
International audienceTraditional commodity polymers are widely used in several disposable or short‐life items and take hundreds of years to decompose in nature.
Morelli, Carolina   +3 more
core   +1 more source

Advantages of treating sponge-gourd waste by mechanical refining on the properties of fiber-based poly(butylene adipate-co-terephthalate)/polylactide biocomposites [PDF]

open access: yes, 2023
This study compares the morphology, thermal, and dynamic-mechanical properties of composites based on polybutylene adipate terephthalate/polylactide biocomposites with sponge gourd waste treated code as R, and non-treated sponge gourd, coded as NR, by ...
RENAN HENRIQUES G. ALMEIDA   +7 more
core   +1 more source

Microbially driven organic carbon cycling at the land−sea interface: Advances and an integrated study framework

open access: yesmLife, EarlyView.
Abstract The land−sea interface is a vital component of global biogeochemical cycles, where microorganisms drive the cycling of carbon, nitrogen, and sulfur. This review synthesizes the research progress from representative land−sea interfaces to elucidate how the microbial community structure and metabolic function influence the mobilization ...
Quanrui Chen   +7 more
wiley   +1 more source

Molecular and Biochemical Differences of the Tandem and Cold-Adapted PET Hydrolases Ple628 and Ple629, Isolated From a Marine Microbial Consortium

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Polybutylene adipate terephthalate (PBAT) is a biodegradable alternative to polyethylene and can be broadly used in various applications. These polymers can be degraded by hydrolases of terrestrial and aquatic origin.
Ingrid E. Meyer Cifuentes   +14 more
doaj   +1 more source

Effect of Accelerated Aging on the Performances of 3D Printed Polylactic Acid‐Polyhydroxyalkanoate Specimens

open access: yesPolymer Engineering &Science, EarlyView.
The accelerated aging behaviours on the FFF‐fabricated PLA‐PHA Specimens. ABSTRACT Despite the increasing use of biodegradable polymers in additive manufacturing, their long‐term durability remains insufficiently understood. The aim of this study to investigate the influence of accelerated aging on the performance of fused filament fabrication‐printed ...
Han Xu   +8 more
wiley   +1 more source

Sustainable Polymer Biocomposites for Food Packaging: Green Nanotechnology, Circular Plastic Upcycling and Smart Functional Materials

open access: yesPackaging Technology and Science, EarlyView.
Graphical abstract showing the development of biodegradable polymer biocomposites reinforced with natural fibres, green nanoparticles and waste‐plastic upcycling pathways toward sustainable smart food packaging materials ABSTRACT The fundamental hypothesis behind this review is that the combination of biodegradable polymer‐based biocomposites, which ...
Chandra Sekhar Espenti, Jaewoong Lee
wiley   +1 more source

Polyesterase activity and thermostability of carboxylesterases from Thermoleophilum album YS‐3

open access: yesThe FEBS Journal, EarlyView.
Three novel α/β‐hydrolases from thermophilic bacterium Thermoleophilum album display carboxylesterase and polyesterase activity. These enzymes hydrolyse PET, PLA and PCL both at high and moderate temperatures. TA21 shows superior activity, efficiently converting MHET to terephthalic acid. Structural features underlying substrate binding highlight their
Tatyana N. Chernikova   +6 more
wiley   +1 more source

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