Results 1 to 10 of about 292,954 (197)

Fabrication and Characterization of Proton Conductive Membranes Based on Poly(methyl methacrylate-co-maleic anhydride) [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2020
In this study, proton conductive composite membranes were produced by using a poly(methylmethacrylate-co-maleic anhydride) (P(MMA-co-MAH)) copolymer and phosphotungstic Acid (PWA) as an additive of the proton conductive agent.
Mohammad Nasiri   +3 more
doaj   +1 more source

Amphiphilic Block Copolymers: Their Structures, and Self-Assembly to Polymeric Micelles and Polymersomes as Drug Delivery Vehicles

open access: yesPolymers, 2022
Self-assembly of amphiphilic block copolymers display a multiplicity of nanoscale periodic patterns proposed as a dominant tool for the ‘bottom-up’ fabrication of nanomaterials with different levels of ordering.
Ketan C. Kuperkar   +3 more
semanticscholar   +1 more source

Copolymer Mediated Engineering of Halide Perovskites and Associated Devices: Current State and Future

open access: yesAdvanced Physics Research, 2023
The field of halide perovskites has advanced significantly within a decade, as engineering strategies are addressing many of the challenges and as a result improved environmental stability and electro‐optical properties have been achieved. The use of the
Avi Mathur   +2 more
doaj   +1 more source

Strategies for Enhancing Polyester-Based Materials for Bone Fixation Applications

open access: yesMolecules, 2021
Polyester-based materials are established options, regarding the manufacturing of bone fixation devices and devices in routine clinical use. This paper reviews the approaches researchers have taken to develop these materials to improve their mechanical ...
Raasti Naseem   +5 more
doaj   +1 more source

Olefin–Styrene Copolymers [PDF]

open access: yesPolymers, 2016
In this review are reported some of the most relevant achievements in the chemistry of the ethylene–styrene copolymerization and in the characterization of the copolymer materials. Focus is put on the relationship between the structure of the catalyst and that of the obtained copolymer.
GALDI, NUNZIA   +2 more
openaire   +2 more sources

Preparation of Some mercurated Polyacrylamide and It’s Copolymers and Their Industrial Applications [PDF]

open access: yesKirkuk Journal of Science, 2017
polyacrylamide and some of its copolymers with styrene and N-vinyl carbazole have been prepared by free radical polymerization and some chemical modifications by using bromine, xanthhydrol and mercuration with mercury oxide and mercuric acetate have been
Farah. Kh. H. Al-juboory   +1 more
doaj   +1 more source

Optimizing a Fed-Batch High-Density Fermentation Process for Medium Chain-Length Poly(3-Hydroxyalkanoates) in Escherichia coli

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
Production of medium chain-length poly(3-hydroxyalkanoates) [PHA] polymers with tightly defined compositions is an important area of research to expand the application and improve the properties of these promising biobased and biodegradable materials ...
Ryan A. Scheel   +8 more
doaj   +1 more source

19 nm‐Thick Grafted‐To Polymer Brushes onto Optimized Poly(Dopamine)‐Coated Surfaces

open access: yesAdvanced Materials Interfaces, 2023
Grafting‐to polymer coatings are typically easy to apply, but the thickness of such coatings is typically limited to a few nanometers, which may hamper applications.
Lucas W. Teunissen   +2 more
doaj   +1 more source

Improving the Performance of Polymer Inclusion Membranes in Separation Process Using Alternative Base Polymers: A Review

open access: yesIndonesian Journal of Chemistry, 2021
Polymer inclusion membrane (PIM) has recently evolved as an alternative separation technique to conventional solvent extraction as it eliminates the use of toxic solvents, reduces separation cost, and simplifies the separation process.
Fidelis Nitti   +4 more
doaj   +1 more source

Structural and Spectroscopic Characteristics of NiII and CuII Complexes with Poly (Vinyl Alcohol-Nicotinic Acid) Copolymers for Photocatalytic Degradation of Indigo Carmine Dye

open access: yesCrystals, 2021
Poly-vinyl-alcohol (PVA) has been cross-linked chemically with nicotinic-acid (NA) in an aqueous medium. The copolymers were complexed with NiII and CuII ions.
Ibraheem O. Ali   +4 more
doaj   +1 more source

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