نتایج جستجو برای: poly lactic acid zinc oxide nanocomposite films

تعداد نتایج: 1106588  

Journal: : 2022

We studied the effect of titanium dioxide (TiO2)nanoparticles (NPs)on ion conductivity Na+ ion-conducting nanocomposite solid polymer electrolyte (NCSPE) composed polymers poly(ethylene oxide) (PEO) and polyvinyl pyrrolidone (PVP), sodium metaperiodate (NaIO4)at concentration 10 wt%, with added TiO2NPs average size ∼ nm at from 1 wt% to 5 wt%. The electrical response thin films (150μm) PEO/PVP/...

Journal: :Lebensmittel-Wissenschaft & Technologie 2021

The objective of this work is to explore a new pathway develop active packaging materials. Currently, controlled release materials have attracted considerable attention in food applications. In study, the thyme essential oil (TEO) was loaded electrospinning porous poly(lactic acid) (PLA) nanofibers and coated with poly(vinyl alcohol)/poly(ethylene glycol) (PVA/PEG) blends for humidity-controlle...

2015

175.210 Acrylate ester copolymer coating. 175.230 Hot-melt strippable food coatings. 175.250 Paraffin (synthetic). 175.260 Partial phosphoric acid esters of polyester resins. 175.270 Poly(vinyl fluoride) resins. 175.300 Resinous and polymeric coatings. 175.320 Resinous and polymeric coatings for polyolefin films. 175.350 Vinyl acetate/crotonic acid copolymer. 175.360 Vinylidene chloride copolym...

Two-stage chemical deposition (TSCD) technique is used to produce ZnO, Mn2O3 and NiO films on soda-lime glass (SL-G) from an aqueous solution of zinc, manganese and nickel complex, respectively. The TSCD method enables the deposition of metal oxide thin films with a thickness which can be controlled during the preparation procedure. The ZnO, Mn2O3 and NiO thin films were polycrystalline films w...

2010
Canan Dagdeviren Melih Papila

This study is focused on forming a fibrous-zinc oxide/ polyvinylidine fluoride (ZnO/PVDF) nanocomposite and characterizing its dielectric behavior. The nanocomposite is prepared in two steps. First, a network of nanoscale diameter ZnO fibers is produced by sintering electrospun PVA/Zinc Acetate fibers. Second, the ZnO fibrous nonwoven mat is sandwiched between two PVDF thermoplastic polymer fil...

Journal: :مهندسی بیوسیستم ایران 0
سیدهادی پیغمبردوست استاد تکنولوژی مواد غذایی، گروه مهندسی علوم و صنایع غذایی، دانشکده کشاورزی، دانشگاه تبریز لیلا پورشریف دانش آموخته کارشناسی ارشد تکنولوزی مواد غذایی، گروه مهندسی علوم و صنایع غذایی، دانشکده کشاورزی، دانشگاه تبریز

the aim of this research was to investigate the efficiency of ldpe films incorporating fifferent nanofillers in extending orange juice shelf life. fresh orange juice packed in different films was assessed for microbial stability, ascorbic acid content, ph, color parameters and sensory quality during 0, 7, 28 and 58 d of storage. mold and yeast growth, acidophil and aerobic mesophil bacteria pop...

2012
Ryan Pate Adrienne D. Stiff-Roberts

This article investigates hole transport in poly[2-methoxy-5-(2'-ethyl-hexyloxy)1,4-phenylene vinylene] (MEH-PPV)/CdSe colloidal quantum dot (CQD) nanocomposites using a modified time-of-flight photoconductivity technique. The measured hole drift mobilities are analyzed in the context of Bässler’s Gaussian disorder model and the correlated disorder model in order to determine the polymer intern...

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