Articles with "polyurethane based" as a keyword



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Polyurethane based on PLA and PCL incorporated with catechin: Structural, thermal and mechanical characterization

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Published in 2017 at "European Polymer Journal"

DOI: 10.1016/j.eurpolymj.2017.02.028

Abstract: Abstract Catechin (Cat) was added into polyurethane (PU) based on a tri-block copolymer of poly( l -lactic acid) and poly(e-caprolactone) (PLLA- b -PCL- b -PLLA) to improve the thermal stability of the final PU composite… read more here.

Keywords: based pla; polyurethane based; pcl; cat ... See more keywords
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A transparent, highly stretchable, self-healing polyurethane based on disulfide bonds

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Published in 2019 at "European Polymer Journal"

DOI: 10.1016/j.eurpolymj.2018.11.005

Abstract: Abstract Polymers with self-healing ability have attracted great research efforts recently. A transparent self-healing polyurethane (PU) based on disulfide bonds is reported in this work. The crystalline structures, self-healing properties of the polyurethane were investigated… read more here.

Keywords: self healing; based disulfide; healing polyurethane; polyurethane based ... See more keywords
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Polyurethane-based hydrogels for controlled drug delivery applications

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Published in 2020 at "European Polymer Journal"

DOI: 10.1016/j.eurpolymj.2019.109444

Abstract: Abstract The aim of this paper was to prepare polyurethane-based hydrogels for the controlled release of 5-fluoro uracil. The polyurethane containing azomethine linkage in the main chain was prepared using different diisocyanates such as HDI,… read more here.

Keywords: based hydrogels; drug delivery; polyurethane based; controlled drug ... See more keywords
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Recent advances in the polyurethane-based adsorbents for the decontamination of hazardous wastewater pollutants.

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Published in 2021 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2021.125960

Abstract: The pollution of aquatic systems with noxious organic and inorganic contaminants is a challenging problem faced by most countries. Water bodies are contaminated with diverse inorganic and organic pollutants originating from various diffuse and point… read more here.

Keywords: polyurethane adsorbents; advances polyurethane; wastewater pollutants; polyurethane based ... See more keywords
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Construction of sustainable polyurethane-based gel-coats containing poly(ε-caprolactone)-grafted lignin and their coating performance

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Published in 2018 at "Progress in Organic Coatings"

DOI: 10.1016/j.porgcoat.2018.04.008

Abstract: Abstract In order to use a lignin as a polyol in polyurethane-based gel-coated films, poly(e-caprolactone) grafted lignin (PCL- g -lignin) was synthesized by a ring-opening polymerization of e-caprolactone in presence of a pristine lignin. This… read more here.

Keywords: based gel; polyurethane based; pcl lignin; gel ... See more keywords
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Polyurethane-based Electrostrictive Nanocomposites as High Strain - Low Frequency Mechanical Energy Harvesters

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Published in 2017 at "Journal of Physical Chemistry C"

DOI: 10.1021/acs.jpcc.8b04002

Abstract: Harvesting of wasted mechanical energy is increasingly important for powering wearable electronics in the Internet-of-Things world. Here, we report on innovative nanocomposites made of thermoplastic polyurethane and a high-dielectric constant ceramic nanofiller (CaCu3Ti4O12), which offer… read more here.

Keywords: based electrostrictive; energy; polyurethane based; nanocomposites high ... See more keywords
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Recent Progress of Polyurethane-Based Materials for Oil/Water Separation

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Published in 2017 at "NANO"

DOI: 10.1142/s1793292017300018

Abstract: With the development of society, oil pollution has become more and more serious, it is becoming a global issue to separate oil and water mixture. Currently, a variety of functional materials have been successfully prepared… read more here.

Keywords: polyurethane based; oil water; oil; water separation ... See more keywords
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Novel In Vitro Study to Assess Microbial Barrier Properties of Polyurethane-Based Tissue Adhesives in Comparison to the Gold Standard Dermabond®

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Published in 2022 at "BioMed Research International"

DOI: 10.1155/2022/5249214

Abstract: Tissue adhesives as a physical barrier to microorganism penetration provide an alternative method with many advantages for wound closure in surgical settings compared to the clinical standard. This raises the need of developing and conducting… read more here.

Keywords: based tissue; barrier; tissue adhesives; polyurethane based ... See more keywords
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Polyurethane-based bioadhesive synthesized from polyols derived from castor oil ( Ricinus communis ) and low concentration of chitosan

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Published in 2017 at "Journal of Materials Research"

DOI: 10.1557/jmr.2017.371

Abstract: This work was supported by the Universidad de La Sabana under grant number ING-176-2016 and by Colciencias under scholarship grant 617-2-2014. CIBER-BBN is an initiative funded by the VI National R&D&I Plan 2008-2011, Iniciativa Ingenio… read more here.

Keywords: derived castor; synthesized polyols; polyurethane based; bioadhesive synthesized ... See more keywords
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Polyurethane-Based Porous Carbons Suitable for Medical Application

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Published in 2022 at "Materials"

DOI: 10.3390/ma15093313

Abstract: The main aim of the study was to synthesize and analyze spectral data to determine the structure and stereometry of the carbon-based porous material internal structure. Samples of a porous biomaterial were synthesized through anionic… read more here.

Keywords: microscopy; polyurethane based; porous carbons; based porous ... See more keywords
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Gas Permeability and Mechanical Properties of Polyurethane-Based Membranes for Blood Oxygenators

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Published in 2022 at "Membranes"

DOI: 10.3390/membranes12090826

Abstract: The production of medical devices follows strict guidelines where bio- and hemocompatibility, mechanical strength, and tear resistance are important features. Segmented polyurethanes (PUs) are an important class of polymers that fulfill many of these requirements,… read more here.

Keywords: permeability mechanical; based membranes; polyurethane based; mechanical properties ... See more keywords