Results 91 to 100 of about 88,383 (304)

Study on Poly(Vinyl Alcohol) CopolymersBiodegradation [PDF]

open access: yesMemoirs of the Scientific Sections of the Romanian Academy, 2015
In the study the biodegradability of some poly(vinyl alcohol)-g-aspartic acid copolymers was investigated, using Trichotecium roseum fungus. The biodegraded samples were examined after established days of inoculation (3–21 days).
Rodica Lipşa   +4 more
doaj  

Cross-linked polyvinyl alcohol and method of making same [PDF]

open access: yes, 1981
A film-forming polyvinyl alcohol polymer is mixed with a polyaldehyde-polysaccharide cross-linking agent having at least two monosaccharide units and a plurality of aldehyde groups per molecule, perferably an average of at least one aldehyde group per ...
Hsu, L. C.   +2 more
core   +1 more source

Cellulosic materials as natural fillers in starch-containing matrix-based films: a review [PDF]

open access: yes, 2016
In this work, the different cellulosic materials, namely cellulose and lignin are analyzed. In addition, the starch-containing matrices (isolated starch and flour) reinforced with cellulosic materials to be used in packaging applications are described ...
Alvarez, Vera Alejandra   +1 more
core   +1 more source

Pioneering the Future: Principles, Advances, and Challenges in Organic Electrodes for Aqueous Ammonium‐Ion Batteries

open access: yesAdvanced Materials, Volume 37, Issue 13, April 2, 2025.
Leveraging the numerous advantages of ammonium‐ion (NH₄⁺)—including cost‐effectiveness, low corrosiveness, preferential orientation, and rapid diffusion kinetics—aqueous NH₄⁺ batteries (AAIBs) have gained significant attention. This review highlights and evaluates the progress of AAIBs utilizing organic electrode materials such as small molecules ...
Mangmang Shi, Xiaoyan Zhang
wiley   +1 more source

Reinforcement of poly (vinyl alcohol) films with alpha-chitin nanowhiskers

open access: yesPolímeros, 2018
Composites Films were produced using Poly (Vinyl Alcohol) as the soft material and reinforced with Chitin Nanowhiskers(NWCH) as the rigid material. The present work studies the reinforcing mechanisms of NWCH in PVA films, made through a solvent casting ...
Hugo Lisboa
doaj   +1 more source

Modified polyurethane foams for fuel-fire Patent [PDF]

open access: yes, 1970
Modification of polyurethanes with alkyl halide resins, inorganic salts, and encapsulated volatile and reactive halogen for fuel fire ...
Parker, J. A., Riccitiello, S. R.
core   +1 more source

Optimization of salt concentration and Explanation of Two Peak Percolation in Blend Solid Polymer Nanocomposite Films

open access: yes, 2018
The present paper report is focused toward the preparation of the flexible and freestanding blend solid polymer electrolyte films based on PEO-PVP complexed with NaPF6 by solution cast technique.
Arya, Anil, Sharma*, A. L.
core   +1 more source

Stimuli-responsive electrospun fibers and their applications [PDF]

open access: yes, 2011
Stimuli-responsive electrospun nanofibers are gaining considerable attention as highly versatile tools which offer great potential in the biomedical field.
Braeckmans, Kevin   +6 more
core   +2 more sources

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

Electrospun characteristics of gallic acid-loaded poly vinyl alcohol fibers: Release characteristics and antioxidant properties

open access: yesJournal of Science: Advanced Materials and Devices, 2018
The physico-chemical properties of electrospun polyvinyl alcohol (PVA) based hydrogel composites were investigated. Tetraethyl orthosilicate (TEOS) was employed as a crosslinking agent.
P. Chuysinuan   +3 more
doaj   +1 more source

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