Results 41 to 50 of about 19,386 (222)

Dynamic Covalent Chemistry Enables Self‐Healing and Compatibilization in Polypropylene Composites

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A high‐performance polypropylene insulation material is created through dynamic covalent crosslinking. It achieves exceptional dielectric properties, autonomous self‐healing, and easy recycling, offering a sustainable solution for future HVDC transmission systems.
Hongzhe Zhang   +3 more
wiley   +1 more source

Evaluation of elastomeric heat shielding materials as insulators for solid propellant rocket motors: A short review

open access: yesOpen Chemistry, 2020
This review addresses a comparison, based on the literature, among nitrile rubber (NBR), ethylene-propylene-diene-monomer rubber (EPDM), and polyurethane (PU) elastomeric heat shielding materials (EHSM).
Amado Javier Carlos Quagliano   +4 more
doaj   +1 more source

Recent Advances in Conductive Rubber Composites: Progress, Challenges, and Emerging Opportunities

open access: yesMacromolecular Rapid Communications, EarlyView.
This study reviews the recent advances in conductive rubber composites, focusing on key aspects such as material selection, conductive mechanisms, interfacial engineering, processing methods, vulcanization strategies, and practical applications. It also discusses current challenges and highlights emerging directions that are shaping the development of ...
Lu Yin   +3 more
wiley   +1 more source

Effect of the structure of ethylene-propylene-diene-graft-polystyrene graft copolymers on morphology and mechanical properties of SAN/EPDM blends

open access: yeseXPRESS Polymer Letters, 2007
Ethylene-propylene-diene-graft-polystyrene (EPDM-g-PS) copolymers were synthesized to obtain different structures of graft copolymers with different graft lengths and graft densities. The structure of synthesized EPDM-g-PS copolymers was characterized by
doaj   +1 more source

Selection of elastomeric membranes for the removal of volatile organics from water [PDF]

open access: yes, 1993
A wide range of homogeneous elastomeric membranes has been prepared using dicumylperoxide as a general cross-linking agent. The membranes have been used for both equilibrium sorption measurements and steady-state pervaporation experiments to study ...
Mulder, M.H.V.   +4 more
core   +2 more sources

Overcoming Challenges in 3D Printing of Polyolefins and Their Composites: A Review on Strategies for Improved Printability and Performance

open access: yesPolymer Engineering &Science, EarlyView.
This review integrates the molecular fundamentals, key challenges, and mitigation strategies in polyolefin 3D printing, focusing on shrinkage, warpage, and adhesion control. It highlights material design approaches using recycled polyolefins and functional fillers to improve printability, mechanical properties, and sustainability in additive ...
Malik Hassan   +5 more
wiley   +1 more source

The effect of pyrolytic carbon black prepared from junked tires on the properties of ethylene-propylene-diene copolymers (EPDM)

open access: yeseXPRESS Polymer Letters, 2009
Pyrolytic carbon black (PCB) made from used tires was used in ethylene-propylene-diene copolymers (EPDM). The microstructure of PCB was characterized by scanning electron microscopy (SEM). PCB was compounded with EPDM to prepare EPDM vulcanizates.
doaj   +1 more source

Oxidative degradation of rosslinked EPDM elastomers: Impact on the entanglement network

open access: yesJournal of Polymer Science, EarlyView.
Entanglement versus chemical crosslink contributions during oxidation‐induced chain scission ageing. ABSTRACT The mechanical behavior of elastomers is mainly governed by the architecture of their macromolecular network. The increase in modulus observed during the oxidation of elastomers that predominantly undergo cross‐linking rather than chain ...
Maria Luísa Garbelini   +6 more
wiley   +1 more source

Preparation of natural rubber (NR)/ethylene-propylene-diene terpolymer (EPDM) blends by radiation crosslinking and its heat resistance to air aging

open access: yesFushe yanjiu yu fushe gongyi xuebao
To improve the compatibility of natural rubber (NR) and ethylene-propylene-diene terpolymer (EPDM) and enhance the resistance of NR/EPDM blends to hot air aging, radiation-vulcanized NR/EPDM blends were prepared by γ-ray radiation.
SHI Yong   +5 more
doaj   +1 more source

A Portable Multi‐Parameter Fluid Monitoring Unit for Real‐Time Measurements During Well Development and Geothermal Operations

open access: yesGroundwater Monitoring &Remediation, EarlyView.
Abstract Monitoring of fluid parameters during well development, groundwater production, or geothermal operation is essential for the understanding of subsurface and well processes. We developed FluMoMax, a portable fluid monitoring unit, that can measure several physicochemical parameters in real‐time, to monitor fluid characteristics and to enable ...
Lioba Virchow   +5 more
wiley   +1 more source

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