A5036860764- Advanced Sensor and Energy Harvesting Materials
- Polymer composites and self-healing
- Advanced Materials and Mechanics
- Crystallization and Solubility Studies
- Hydrogels: synthesis, properties, applications
- Conducting polymers and applications
- X-ray Diffraction in Crystallography
- Organometallic Complex Synthesis and Catalysis
- Photochromic and Fluorescence Chemistry
- Surface Modification and Superhydrophobicity
- Polydiacetylene-based materials and applications
- Metal complexes synthesis and properties
- Asymmetric Hydrogenation and Catalysis
- Supramolecular Self-Assembly in Materials
- Pickering emulsions and particle stabilization
- Phase Change Materials Research
- Adhesion, Friction, and Surface Interactions
- Marine Sponges and Natural Products
- Fluid Dynamics and Heat Transfer
- Bluetooth and Wireless Communication Technologies
- Polyoxometalates: Synthesis and Applications
- Dielectric materials and actuators
- Metal-Catalyzed Oxygenation Mechanisms
- Wireless Body Area Networks
- Advanced Polymer Synthesis and Characterization
Southwest Petroleum University
2021-2025
State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation
2021-2025
China University of Petroleum, Beijing
2023-2024
Chengdu University
2018-2021
Chinese Academy of Sciences
2011-2018
University of Chinese Academy of Sciences
2017-2018
Chengdu Organic Chemicals (China)
2017-2018
Shanxi Datong University
2011-2012
Institute of Chemistry
2011-2012
Beijing National Laboratory for Molecular Sciences
2011
A novel strategy to synthesize a glycerol-hydrogel with outstanding anti-freezing and shape memory properties was developed. actuator fabricated achieve programmable actuating process at subzero temperatures.
Abstract Repeatable dual‐encryption platforms, coupled with a strong protective capacity for stored information, are highly desirable current data security but still challenge to be realized. Herein, new type of thermoset‐based repeatable platform is designed fulfill the challenge. Through introducing dynamic boroxine bonds and hydrogen within thermoset, self‐healing, recyclability, shape‐memory properties can achieved. Given shape memory behavior this encryption complex 3D structures Thus,...
A series of cobalt(II) dichloride complexes ligated by 2-[1-(2,4-dibenzhydryl-6-methylphenylimino) ethyl]-6-[1-(arylimino)ethyl]pyridines was synthesized and characterized FT-IR spectroscopy elemental analysis. The molecular structure the representative complex Co4 (R1 = Me, R2 Me) confirmed as pseudo square-pyramidal geometry at cobalt single-crystal X-ray diffraction. Upon treatment with co-catalysts MAO or MMAO, all pre-catalysts exhibited high activities up to 1.81 × 107 g PE mol−1(Co)...
Humidity-responsive materials hold broad application prospects in sensing, energy production, and other fields. Particularly, humidity-sensitive, flexibility, water resistance are pivotal factors the development of optimized humidity-responsive materials. In this study, hydrophobic linear polyurethane hydrophilic 4-vinylphenylboronic acid (4-VPBA) form a semi-intercross cross-linking network. This copolymer exhibits excellent mechanical properties, resistance. Its maximum tensile strength...
Existing polymer materials often lack the ability to dynamically adjust lubrication in response external stimuli. This gap adaptable technology limits their application advanced systems such as intelligent motion devices and soft robotics. To address this challenge, a dual-responsive lubricating hydrogel is introduced designed with thermal shear-responsive supramolecular network integrated into stable framework. The exhibits partial gel-sol transition under or shear stress, mimicking mucus...
Abstract Development of shape memory polymer materials with integrated self‐healing ability, property, and outstanding mechanical properties is a challenge. Herein, isophorone diisocyanate, polytetramethylene ether glycol, dimethylglyoxime, glycerol have been used to preparation polyurethane by reacting at 80°C for 6 h. Then, graphene oxide (GO) was added the reaction keep 4 h obtain polyurethane/GO composite properties. Scanning electron microscopy shows that GO sheets were dispersed...
Abstract Wearable electronics based on stimuli‐responsive hydrogels are promising in various applications such as soft robots, artificial skin, and health monitoring. Herein, a novel wearable strain/thermal dual sensor is developed utilizing nanocomposite hydrogel, which prepared by incorporating allyl mercaptan (ALM) functionalized Au nanoparticles (Au@ALM) into poly( N ‐isopropylacrylamide‐ co ‐hydroxyethylmethacrylate)/poly( ‐isopropylacrylamide) (P(NIPAM‐ ‐HEMA)/PNIPAM)...
Wearable strain sensors of conductive hydrogels have very broad application prospects in electronic skins and human-machine interfaces. However, suffer from unstable signal transmission due to environmental humidity inherent shortcomings their materials. Herein, we introduce a novel moisture-proof hydrogel with high toughness (2.89 MJ m
Solid-solid phase change materials (SSPCMs) are considered one of the most promising candidates for thermal energy storage due to their efficient heat and discharge capabilities. However, achieving both stable...
Oil spill pollution poses a severe environmental threat, necessitating the development of efficient and sustainable remediation strategies. In this study, we designed synthesized series pH-responsive phase-selective organogelators (pRPSOGs) based on d-gluconic acetal derivatives with long-chain amine groups to selectively solidify oil in oil/water mixtures, facilitating its rapid removal recovery. The gelation behavior, capability, pH-switchable properties pRPSOGs were systematically...
Abstract Self‐healing hydrogels often possess poor mechanical properties which largely limits their applications in many fields. In this work, boron nitride nanosheets are introduced into a network of the poly(vinyl alcohol)/borax (PVA/borax) to enhance hydrogel without compromising self‐healing abilities. The obtained exhibit excellent with tensile strength 0.410 ± 0.007 MPa, an elongation at break 1712%, Young's Modulus 0.860 0.023 and toughness 3.860 0.075 MJ m −3 . addition, efficiency...
Abstract Hydrogel‐based sensors with excellent flexibility and stretchability have received extensive attention. However, fabricating anti‐freezing, high‐strength, conductive hydrogel‐based remains a significant challenge. A stretchable sensor high strength anti‐freezing herein is constructed using poly(vinyl alcohol)/urea (PVA/urea) ionic hydrogels. The PVA/urea hydrogels were prepared by simple strategy of soaking the freeze–thawed PVA in sodium citrate (Na 3 Cit) water/urea aqueous...
A well-defined shape memory network with high homogeneity was engineered <italic>via</italic> step-growth thiol-norbornene photopolymerization.
To enable shape-memory polymer networks to achieve recoverable high deformability with a simultaneous shape-fixity ratio and shape-recovery ratio, novel semi-crystalline slide-ring polycaprolactone-based polyurethane (SR-SMPCLU) movable net-points constructed by topologically interlocked structure was designed fabricated. The SR-SMPCLU not only exhibited good shape fixity, almost complete recovery, fast speed, it also showed an outstanding high-strain capacity 95.83% Rr under deformation...
A series of 2-(1-aryliminopropylidene)quinolines and their cobalt(II) chlorides were synthesized characterized. Activation with methylaluminoxane (MAO) under 10 atm ethylene pressure, all the cobalt procatalysts exhibited good activities for dimerization at room temperature, however, performed polymerization elevated reaction temperatures. Sole was achieved 90 °C. The polyethylenes obtained indicated that molecular weight ranged from 92.5 Kg mol−1 to 176.9 narrower distributions (2.82–4.17).
Many of the unique properties a conventionally crosslinked shape memory network are not found at same time, and this is large challenge for development advanced functional materials. In work, topologically well-controlled poly(ethyl methacrylate) (CN-SMPEMA) designed fabricated by introducing two tetra-armed structures simultaneously as well-defined structure units to promote switch segment net-point uniform distribution via combined technology controllable atom transfer radical...
Abstract Hydrogels exhibit unique properties such as softness, biocompatibility, and responsiveness, which render types of materials widely applicable in wearable devices. Although the toughness hydrogels has been significantly improved over past years to resist fracture deformations under application a single mechanical cyclic load, already existing tough are still prone fatigue when they subjected multiple loads. In this work, an annealing‐assisted salting‐out method was used fabricate...