Results 41 to 50 of about 43,209 (289)

Widening the Application Range of PLA‐Based Thermoplastic Materials through the Synthesis of PLA‐Polyether Block Copolymers: Thermal, Tensile, and Rheological Properties

open access: yesMacromolecular Materials and Engineering
Polyethylene glycol (PEG), polypropylene glycol (PPG), and poly(ethylene glycol‐co‐propylene glycol) (PEPG) of number average molar masses (Mn) of 6–20 kDa are used as macroinitiators in the ring‐opening polymerization (ROP) of l‐lactide to synthesize ...
Benjamín Rodríguez Hernández   +1 more
doaj   +1 more source

Comparative evaluation of the rigidity and accuracy of different elastomeric impression materials with open tray implant level impression technique—An In vitro study

open access: yesJournal of Pharmacy and Bioallied Sciences, 2023
Introduction: An implant-supported prosthesis requires a precise imprint to provide a good fit. It has been suggested that for implant/abutment level impressions, both the indirect (closed tray) and direct (open tray) methods are effective in achieving a
Ashwin N Aidasani   +5 more
doaj   +1 more source

Arthroscopic Safe Trans-subscapularis Portal for Bony Bankart Management. [PDF]

open access: yesArthrosc Tech
Abstract Bony Bankart lesions are a relatively common pathology encountered in patients with anterior shoulder dislocation. Surgical management is influenced by multiple factors, including the size, chronicity of the bony fragment, fragment quality, and patient‐specific considerations such as age, activity level, and risk of recurrence.
El Qirem Z   +3 more
europepmc   +2 more sources

Beyond Passivation: Designing Structurally Tailored Artificial Interphases for High‐Energy Lithium‐Based Anodes

open access: yesAdvanced Materials Interfaces, EarlyView.
This review outlines critical engineering design rules for building artificial protective coatings on next‐generation lithium metal and silicon battery anodes. It highlights how balancing structural flexibility with strict electronic and ionic transport limits prevents early battery failure.
Surin Gupte, Vilas G. Pol
wiley   +1 more source

Recent Developments in Synthesis, Properties, Applications and Recycling of Bio-Based Elastomers

open access: yesMolecules
In 2021, global plastics production was 390.7 Mt; in 2022, it was 400.3 Mt, showing an increase of 2.4%, and this rising tendency will increase yearly. Of this data, less than 2% correspond to bio-based plastics. Currently, polymers, including elastomers,
Manuel Burelo   +7 more
doaj   +1 more source

Hybrid Redox Polyether Melts Based on Polyether-Tailed Counterions

open access: yes, 2016
Interesting ionic materials can be transformed into room temperature molten salts by combining them with polyether-tailed counterions such as polyether-tailed 2-sulfobenzoate (MePEG-BzSO3-) and polyether-tailed triethylammonium (MePEG-Et3N+).
Dickinson (3208944)   +4 more
core   +1 more source

Exceptional Elasto‐Dielectric Properties in a Highly Flexible Dielectric Elastomer Composite: The Key Roles of Parallel Elastic Nanofibers

open access: yesAdvanced Materials Technologies, EarlyView.
Soft dielectric elastomer composites often face a trade‐off between enhanced dielectric properties and mechanical compliance. Here, a parallel‐aligned polyurethane nanofiber network embedded in PDMS creates a flexible, durable composite with increased permittivity, low modulus, and fatigue stability after 100,000 cycles.
Yi Ge   +9 more
wiley   +1 more source

Zinc Chloride–Polyethylene Oxide Gel Polymer Electrolytes for Wearable and Flexible Energy Storage Applications

open access: yesAdvanced Materials Technologies, EarlyView.
We investigate gel polymer electrolyte ZnCl2‐PEO as energy storage materials in flexible electrochemical capacitors, aiming to provide new insights into energy solutions for low‐powered portable electronics. ABSTRACT We prepared and evaluated the properties of hydrated ZnCl2‐Polyethylene oxide (PEO) gel polymer electrolyte (H‐GPE) for flexible ...
Jeeva Saju   +6 more
wiley   +1 more source

Digital assessment of properties of the three different generations of dental elastomeric impression materials

open access: yesBMC Oral Health, 2022
Background This study aimed to compare the dimensional accuracy, hydrophilicity and detail reproduction of the hybrid vinylsiloxnether with polyether and polyvinylsiloxane parent elastomers using modified digital techniques and software. This was done in
Lamia Singer   +4 more
doaj   +1 more source

Epoxide Hydrolase Lsd19 for Polyether Formation in the Biosynthesis of Lasalocid A: Direct Experimental Evidence on Polyene-Polyepoxide Hypothesis in Polyether Biosynthesis

open access: yes, 2016
Epoxide Hydrolase Lsd19 for Polyether Formation in the Biosynthesis of Lasalocid A: Direct Experimental Evidence on Polyene-Polyepoxide Hypothesis in Polyether ...
Kenji Watanabe (75040)   +6 more
core   +1 more source

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