Results 51 to 60 of about 295,461 (303)

Recent research progress of polyurethane for gas barrier application

Journal of Aeronautical Materials, 2023
Polyurethane is a unique polymer with excellent flexibility, elasticity, controllable hardness, fine tensile strength, abrasion and medium resistant, and stable in both low and high temperature.
GUAN Zhenwei, ZHANG Liguo, WANG Zhiyong, HE Hui   +3 more
doaj   +1 more source

Self-Healing Polyurethane Elastomers Based on a Disulfide Bond by Digital Light Processing 3D Printing.

ACS Macro Letters, 2019
A type of polyurethane elastomer with excellent self-healing ability has been fabricated through digital light processing 3D printing. First, a type of polyurethane acrylate containing disulfide bonds is synthesized and then compounded with reactive ...
Xinpan Li, R. Yu, Yangyang He, Ying Zhang, Xin Yang, Xiaojuan Zhao, Wei Huang   +6 more
semanticscholar   +1 more source

Bio-Based Polyurethane Foams with Castor Oil Based Multifunctional Polyols for Improved Compressive Properties

Polymers, 2021
Currently, most commercial polyols used in the production of polyurethane (PU) foam are derived from petrochemicals. To address concerns relating to environmental pollution, a sustainable resource, namely, castor oil (CO), was used in this study.
J. Lee, S. Kim, K. Oh
semanticscholar   +1 more source

Composites of Shellac and Silver Nanowires as Flexible, Biobased, and Corrosion‐Resistant Transparent Conductive Electrodes

Advanced Functional Materials, EarlyView.
Shellac, a centuries‐old natural resin, is reimagined as a green material for flexible electronics. When combined with silver nanowires, shellac films deliver transparency, conductivity, and stability against humidity. These results position shellac as a sustainable alternative to synthetic polymers for transparent conductors in next‐generation ...
Rahaf Nafez Hussein, Tiago Carneiro Gomes, Eliza Ng, Simon Rondeau‐Gagné, Tricia Breen Carmichael   +4 more
wiley   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

Advanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas, Marzia Dulal, Sophia K. Novoselov, Victoria K. Novoselov, Kostya S. Novoselov, Shaila Afroj, Nazmul Karim   +6 more
wiley   +1 more source

Molecular dynamics insights into temperature effects on polyurethane-aggregate adhesion: comparative analysis of SiO2 and CaCO3

Frontiers in Built Environment
In this study, molecular dynamics was used to investigate the adhesion properties between polyurethane and aggregate and to reveal the adhesion mechanism between polyurethane and aggregate.
Haihong Zhang, Yan Zhang, Xiaowei Feng, Xiaowei Feng, Yanxiang Gao, Tengfei Yao, Tengfei Yao   +6 more
doaj   +1 more source

Study on the Properties of Silicon-Modified Polyurethane Anticorrosion Coating

Chemical Engineering Transactions, 2017
Polyurethane anticorrosion coating has been widely used as a metal coating material in recent years, but it has some shortcomings in hydrophobicity, heat resistance and hardness.
Liqin Yang, Huarong Yan, Dongfeng Li, Yinfeng Li, Zhiju Zhao   +4 more
doaj   +1 more source

Structure‐Guided Dynamical Mechanics in Bioinspired Double Twisted Laminated Thin Films

Advanced Functional Materials, EarlyView.
This work explores a dynamic mechanistic study of crack propagation and puncture testing via real‐time monitoring of crack initiation, propagation, and termination through nature‐inspired single and double twisted architectures fabricated from cellulose nanocrystals.
Justin Brackenridge, Olivia Harper, Jaejun Lee, Sergio Gonzalez‐Munoz, Vladimir V. Tsukruk   +4 more
wiley   +1 more source

The effect of natural fibre reinforcement on polyurethane composite foams – A review

Scientific African, 2021
The use of natural fibre reinforced polyurethane composite foams is becoming increasingly popular in the cellular foam industry. This demand is due to the increase in the use of ecofriendly, biodegradable, and sustainable materials to produce ...
Charles Kuranchie, A. Yaya, Y. D. Bensah
semanticscholar   +1 more source

Electrospun Wood‐Derived Biopolymers as Electrodes in Electrochemical Energy Storage Technologies

Advanced Functional Materials, EarlyView.
Electrospinning transforms wood‐derived cellulose and lignin into architecturally defined, binder‐free carbon electrodes with tuneable porosity and functionality. This review shows how fibre design enables decoupled charge and mass transport, enhancing performance across battery systems, while identifying key challenges in spinnability, scalability ...
Michael W. Thielke, Hattie R. Chisnall, Jesus Vazquez Chavez, Ana B. Jorge Sobrido   +3 more
wiley   +1 more source