Articles with "polyurethane elastomers" as a keyword



Nonisocyanate thermoplastic polyurethane elastomers based on poly(ethylene glycol) prepared through the transurethanization approach

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Published in 2017 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.44991

Abstract: Nonisocyanate thermoplastic polyurethane elastomers (NIPUs) were synthesized with the transurethanization approach. Dimethyl dicarbamates (DCs) were prepared by the reaction of a diamine with an excess of dimethyl carbonate in the presence of 1,5,7-triazabicyclo[4.4.0]dec-5-ene (TBD) as… read more here.

Keywords: polyurethane; nonisocyanate thermoplastic; polyurethane elastomers; thermoplastic polyurethane ... See more keywords

Design-properties relationships of polyurethanes elastomers depending on different chain extenders structures

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Published in 2019 at "Journal of Polymer Research"

DOI: 10.1007/s10965-019-1777-6

Abstract: In this study, the effect of the structure and amount of the chain extenders on the morphological image and physico-chemical properties of some new polyurethane elastomers has been investigated. To achieve this, three series of… read more here.

Keywords: chain; properties relationships; relationships polyurethanes; design properties ... See more keywords

Strain-induced structural and dynamic changes in segmented polyurethane elastomers

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Published in 2019 at "Polymer"

DOI: 10.1016/j.polymer.2018.12.062

Abstract: Abstract Polyurethane elastomers have been widely used in the industry and daily life due to their versatile physical and chemical properties. Therefore, a fundamental understanding of the structures and dynamics at a molecular level will… read more here.

Keywords: pcl; polyurethane elastomers; strain induced; pcl chains ... See more keywords
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Multiphase Structure and Electromechanical Behaviors of Aliphatic Polyurethane Elastomers

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Published in 2018 at "Macromolecules"

DOI: 10.1021/acs.macromol.8b01171

Abstract: Understanding the relationship between multiphase structure and electromechanical property of thermoplastic dielectric elastomers is significantly important in the developments of high-performance and novel dielectric elastomers. In this work, we fabricated a series of aliphatic polyurethane… read more here.

Keywords: aliphatic polyurethane; multiphase structure; structure electromechanical; polyurethane elastomers ... See more keywords

Scalable Production of Self-Toughening Plant Oil-Based Polyurethane Elastomers with Multistimuli-Responsive Functionalities.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c12535

Abstract: Plant oils are becoming of high industrial importance due to the persisting challenges befalling with the utilization of fossil fuels. Thus, developing methodologies to produce multifunctional materials by taking advantage of the unique structure of… read more here.

Keywords: plant oil; oil; self toughening; polyurethane elastomers ... See more keywords

Self-healing polyurethane elastomers based on charge-transfer interactions for biomedical applications

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Published in 2020 at "Polymer Journal"

DOI: 10.1038/s41428-020-00432-4

Abstract: One promising application of self-healing polymeric materials is biomedical use. Although charge-transfer (CT) interactions have been employed to construct self-healing polymers as well as other reversible bonds and interactions, their potential for biomedical applications has… read more here.

Keywords: self healing; polyurethane; polyurethane elastomers; charge transfer ... See more keywords

Synthesis and characterization of low surface energy thermoplastic polyurethane elastomers based on polydimethylsiloxane.

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Published in 2023 at "RSC advances"

DOI: 10.1039/d3ra01142a

Abstract: Organosilicon modified polyurethane elastomers (Si-MTPUs) were synthesized in order to improve the anti-graffiti property of thermoplastic polyurethane elastomers (TPUs). Si-MTPUs were prepared from polydimethylsiloxane (PDMS) and polytetramethylene glycol (PTMG) as mixed soft segment, 1,4-butanediol (BDO)… read more here.

Keywords: thermoplastic polyurethane; polyurethane elastomers; surface energy; surface ... See more keywords

Investigation of the in vitro biological activities of polyethylene glycol-based thermally stable polyurethane elastomers

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Published in 2024 at "RSC Advances"

DOI: 10.1039/d3ra06997d

Abstract: The intense urge to replace conventional polymers with ecofriendly monomers is a step towards green products. The novelty of this study is the extraction of starch from the biowaste of wheat bran (WB) and banana… read more here.

Keywords: polyethylene glycol; vitro biological; polyurethane elastomers; chain extenders ... See more keywords

Multifunction polyurethane elastomers with high mechanical robustness and exceptional crack tolerance performance based on bi-incompatible soft segment and dynamic coordination bonds

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Published in 2025 at "Journal of Materials Chemistry A"

DOI: 10.1039/d5ta06699a

Abstract: Elastomers with high strength and super toughness are widely used in the aerospace, flexible electronics, biomedical, and other fields. However, the development of healable and recyclable elastomers with high strength,... read more here.

Keywords: high mechanical; polyurethane elastomers; robustness exceptional; multifunction polyurethane ... See more keywords

Dynamic Response Crosslinking Units Endow Polyurethane Elastomers with Synergistic Mechanical robustness, Multiphase pH Sensing Capability, and Recyclability for Sustainable Environmental Monitoring

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Published in 2025 at "Journal of Materials Chemistry A"

DOI: 10.1039/d5ta07174g

Abstract: Polyurethane (PU) elastomers suffer from a long-standing critical trade-off between mechanical reinforcement and functionalization, severely limiting their applications. To address this, this study proposes an innovative design paradigm based on... read more here.

Keywords: crosslinking units; response crosslinking; endow polyurethane; polyurethane elastomers ... See more keywords

A simple and versatile method to tailor physicochemical properties of thermoplastic polyurethane elastomers by using novel mixed soft segments

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Published in 2019 at "Materials Research Express"

DOI: 10.1088/2053-1591/ab0cba

Abstract: Novel thermoplastic polyurethane elastomers (TPUs) were designed and synthesized using mixtures of poly (tetramethylene ether) glycol (PTMG) and polycaprolactone (PCL) diols as soft segments. Five block polyurethanes with different soft segment composition were studied in… read more here.

Keywords: soft segments; thermoplastic polyurethane; microphase separation; polyurethane elastomers ... See more keywords