Poly(vinyl alcohol) and poly(vinyl amine) blend membranes for isopropanol dehydration
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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 & getrecommendations! 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 & getrecommendations! 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 & getrecommendations! 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 & getrecommendations! 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
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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
Fabrication and characterization of poly(vinyl alcohol)—Glycerol—Spinel ferrites flexible membranes
Sign Up to like & getrecommendations! 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
Low‐adhesive ethylene vinyl alcohol–based packaging to xenogeneic islet encapsulation for type 1 diabetes treatment
Sign Up to like & getrecommendations! Published in 2018 at "Biotechnology and Bioengineering"
DOI: 10.1002/bit.26730
Abstract: Transplantation of encapsulated porcine islets is proposed to treat type 1 diabetes. However, the envelopment of fibrous tissue and the infiltration of immune cells impair islet function and eventually cause implant failure. It is known… read more here.
Keywords: evoh; low adhesive; ethylene vinyl; vinyl alcohol ... See more keywords
Photopatterning of Carbon Dots in Poly(Vinyl Alcohol) with Photoacid Generator.
Sign Up to like & getrecommendations! Published in 2022 at "Macromolecular rapid communications"
DOI: 10.1002/marc.202100868
Abstract: Carbon dots (CDs) have drawn considerable attention owing to their attractive photoluminescence, advantageous chemical tolerance, good biocompatibility, and so on. However, it remains challenging to tune their photoluminescence spatially and temporally due to their high… read more here.
Keywords: poly vinyl; carbon dots; photoacid generator; vinyl alcohol ... See more keywords
Effect of Plasticization on Stretching Stability of Poly(vinyl alcohol) Films: A Case Study Using Glycerol and Water.
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DOI: 10.1002/marc.202200296
Abstract: Adding small molecular plasticizers is the most common route to tailor the stretchability of poly(vinyl alcohol) (PVA). However, how the plasticization along with the nature of the plasticizer govern the structural homogeneity during stretching remains… read more here.
Keywords: plasticization; poly vinyl; water; pva ... See more keywords
Amphiphilic Poly(vinyl alcohol) Membranes Leaving out Chemical Cross-linkers: Design, Synthesis, and Function of Tailor-made Poly(vinyl alcohol)-b-poly(styrene) Copolymers.
Sign Up to like & getrecommendations! Published in 2023 at "Macromolecular rapid communications"
DOI: 10.1002/marc.202200875
Abstract: Tailor-made poly(vinyl alcohol)-b-poly(styrene) copolymers (PVA-b-PS) for separation membranes are synthesized by the combination of reversible-deactivation radical polymerization (RDRP) techniques. The special features of these di-block copolymers are the high molecular weight (>70 kDa), the high PVA… read more here.
Keywords: poly vinyl; tailor made; vinyl alcohol; cross ... See more keywords