Articles with "vinyl alcohol" as a keyword



Poly(vinyl alcohol) and poly(vinyl amine) blend membranes for isopropanol dehydration

Sign Up to like & get
recommendations!
Published in 2017 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.45572

Abstract: Blended membranes of hydrophilic polymers poly(vinyl alcohol) (PVA) and poly(vinyl amine) (PVAm) were prepared and crosslinked with glutaraldehyde. The prepared membranes were characterized using infrared (attenuated total reflection mode) spectroscopy, differential scanning calorimetry, X-ray diffractometry,… read more here.

Keywords: vinyl amine; water; poly; vinyl alcohol ... See more keywords

Pervaporation of toluene and iso‐octane through poly(vinyl alcohol)/graphene oxide nanoplate mixed matrix membranes: Comparison of crosslinked and noncrosslinked membranes

Sign Up to like & get
recommendations!
Published in 2018 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.45853

Abstract: Removal of aromatic compounds from fuel is an essential requirement in new environmental policies. In the present study, poly(vinyl alcohol)/graphene oxide (GO) mixed matrix membranes were prepared and applied to the separation of toluene from… read more here.

Keywords: graphene oxide; toluene; graphene; alcohol graphene ... See more keywords

Methamidophos removal from aqueous solutions using a super adsorbent based on crosslinked poly(vinyl alcohol) hydrogel

Sign Up to like & get
recommendations!
Published in 2018 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.45964

Abstract: This study describes the absorption of methamidophos (MMP) from aqueous solution by crosslinked poly(vinyl alcohol) (PVA) hydrogel synthesized using malic acid (MA) as a crosslinker (CLPHMA). The prepared hydrogels were characterized by FTIR spectroscopy, scanning… read more here.

Keywords: removal; crosslinked poly; methamidophos; vinyl alcohol ... See more keywords

Thermoresponsive and biocompatible poly(vinyl alcohol)‐graft‐poly(N,N‐diethylacrylamide) copolymer: Microwave‐assisted synthesis, characterization, and swelling behavior

Sign Up to like & get
recommendations!
Published in 2018 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.45969

Abstract: Novel thermoresponsive poly(vinyl alcohol)-graft-poly(N,N-diethylacrylamide) (PVA-g-PDEAAm) copolymers were prepared by microwave-assisted graft copolymerization using a potassium persulfate/N,N,N′,N′-tetramethylethylenediamine (KPS/TEMED) initiator system. The structures of PVA-g-PDEAAm copolymers were characterized by 1H-NMR, Fourier transform infrared spectroscopy, differential scanning calorimetry/thermogravimetric… read more here.

Keywords: graft; poly; swelling behavior; vinyl alcohol ... See more keywords

Melt‐processable and self‐healing poly(vinyl alcohol) elastomer containing diol groups in the side chain

Sign Up to like & get
recommendations!
Published in 2018 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.46050

Abstract: A 3-amino-1,2-propane diol functionalized poly(vinyl alcohol) elastomer (PVA–COO–AP) with melt processability and self-healing properties was prepared by chemical graft modification, that is, a poly(vinyl alcohol) (PVA) carboxylation and carbodiimide reaction. Unlike that of conventional PVA… read more here.

Keywords: diol; vinyl alcohol; alcohol elastomer; pva ... See more keywords

Structure and properties of porous poly(vinyl alcohol) hydrogel beads prepared through a physical–chemical crosslinking method

Sign Up to like & get
recommendations!
Published in 2018 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.46402

Abstract: Porous poly(vinyl alcohol) (PVA) hydrogel beads (PC beads) are potential microorganism carriers applied in wastewater treatment industries. However, improving the mechanical strength and stability of traditional PVA hydrogel beads in water is still a challenge.… read more here.

Keywords: porous poly; hydrogel; vinyl alcohol; chemical ... See more keywords
Photo by vlisidis from unsplash

Fabrication and characterization of poly(vinyl alcohol)—Glycerol—Spinel ferrites flexible membranes

Sign Up to like & get
recommendations!
Published in 2019 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.48821

Abstract: This work was supported by Qatar University under grant number QUCG?CAS?20182019?1. The FTIR, DSC, TGA, SEM, and EDS measurements were accomplished in the Central Laboratories unit at Qatar University. read more here.

Keywords: fabrication characterization; characterization poly; glycerol spinel; vinyl alcohol ... See more keywords

Water‐soluble astaxanthin and silver enriched poly(vinyl alcohol)/silk fibroin crosslinking electrospun nanofiber for wound dressing

Sign Up to like & get
recommendations!
Published in 2024 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.55518

Abstract: The aim of this work is to fabricate a novel electrospun poly(vinyl alcohol) (PVA)/silk fibroin (SF) nanofibrous membrane containing astaxanthin (ASTA) and silver (Ag) nanoparticles as potential wound dressing. Since ASTA is typically liposoluble, the… read more here.

Keywords: spectroscopy; water; membrane; silk fibroin ... See more keywords

Rational design of solid polymer electrolyte membranes based on poly(vinyl alcohol)/lithium salt‐plasticized with deep eutectic solvent

Sign Up to like & get
recommendations!
Published in 2024 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.56050

Abstract: As a key component for the future high‐safety lithium batteries, solid polymer electrolyte (SPE) is gaining an attractive momentum toward large‐scale production due to their remarkable compatibility and processability with electrodes. Further, their excellent performance… read more here.

Keywords: eutectic solvent; deep eutectic; vinyl alcohol; solid polymer ... See more keywords

Tunable Luminescence of Glyoxylic Acid Modified Poly (Vinyl Alcohol) Film Codoped With Eu2+ and Eu3+

Sign Up to like & get
recommendations!
Published in 2024 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.56525

Abstract: Poly(vinyl alcohol) (PVA), a high‐consumption polymer, is currently facing the problem of overcapacity. The development of modified PVA with novel properties is an alternative way to solve this problem. In this work, glyoxylic acid was… read more here.

Keywords: glyoxylic acid; eu3; tunable luminescence; luminescence ... See more keywords

Electrospun Membrane of Poly(Vinyl Alcohol)/Polyvinylpyrrolidone Functionalized With Copper Nanoparticles: Evaluation of Antimicrobial Properties and Particulate Matter Filtering

Sign Up to like & get
recommendations!
Published in 2024 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.56612

Abstract: Electrospun materials are widely used in filtering applications due to their excellent dynamic properties. However, their solubility and mechanical strength limit their use in humid environments. A nanostructured device based on poly(vinyl alcohol) (PVA) and… read more here.

Keywords: antimicrobial properties; copper nanoparticles; particulate matter; matter ... See more keywords