Results 1 to 10 of about 530 (176)

Main-Chain Benzoxazines Containing an Erythritol Acetal Structure: Thermal and Degradation Properties [PDF]

open access: yesMolecules, 2023
In this paper, the bio-based raw material erythritol was used to introduce an acetal structure into the benzoxazine resins. The benzoxazine-based resins containing an erythritol acetal structure could be degraded in an acidic solution and were ...
Huili Yang   +5 more
doaj   +2 more sources

Processable Bio-Based Polybenzoxazine with Tunable Toughness and Dielectric Properties [PDF]

open access: yesResearch
There is remarkable demand for bio-based specialty resins such as benzoxazine thermosets, but they are brittle and difficult to process. This study reports the synthesis of a processable bio-based polybenzoxazine resin via the copolymerization of rigid ...
Jiale Li   +9 more
doaj   +2 more sources

High-Performance Supercapacitors Using Compact Carbon Hydrogels Derived from Polybenzoxazine [PDF]

open access: yesGels
Polybenzoxazine (PBz) aerogels hold immense potential, but their conventional production methods raise environmental and safety concerns. This research addresses this gap by proposing an eco-friendly approach for synthesizing high-performance carbon ...
Shakila Parveen Asrafali   +2 more
doaj   +2 more sources

High-Performance Supercapacitor Electrodes from Fully Biomass-Based Polybenzoxazine Aerogels with Porous Carbon Structure [PDF]

open access: yesGels
In recent years, polybenzoxazine aerogels have emerged as promising materials for various applications. However, their full potential has been hindered by the prevalent use of hazardous solvents during the preparation process, which poses significant ...
Thirukumaran Periyasamy   +2 more
doaj   +2 more sources

A Comprehensive Review on Bio-Based Polybenzoxazines Emphasizing Their Antimicrobial Property [PDF]

open access: yesMicroorganisms
Polybenzoxazines (PBzs), a class of high-performance thermosetting polymers, have gained significant attention for their exceptional thermal stability, mechanical properties, and chemical resistance, making them ideal for aerospace, electronics, and ...
Shakila Parveen Asrafali   +2 more
doaj   +2 more sources

Characteristics of Polybenzoxazine Aerogels as Thermal Insulation and Flame-Retardant Materials [PDF]

open access: yesGels
Polybenzoxazine-based aerogels are a unique class of materials that combine the desirable properties of aerogels—such as low density, high porosity, and excellent thermal insulation—with the outstanding characteristics of polybenzoxazines—such as high ...
Shakila Parveen Asrafali   +2 more
doaj   +2 more sources

Flexible Composite Hydrogels Based on Polybenzoxazine for Supercapacitor Applications [PDF]

open access: yesGels
Polybenzoxazines (Pbzs) are advanced forms of phenolic resins that possess many attractive properties, including thermal-induced self-curing polymerization, void-free polymeric products and absence of by-product formation.
Shakila Parveen Asrafali   +3 more
doaj   +2 more sources

Effect of Fiber Characteristics on the Structure and Properties of Quartz Fiber Felt Reinforced Silica-Polybenzoxazine Aerogel Composites [PDF]

open access: yesGels
Fiber-reinforced aerogel composites are widely used for thermal protection. The properties of the fibers play a critical role in determining the structure and properties of the final aerogel composite.
Lanfang Liu   +5 more
doaj   +2 more sources

The Preparation of Electrolyte Hydrogels with the Water Solubilization of Polybenzoxazine

open access: yesGels, 2023
Polybenzoxazine (PBZ) exhibits excellent heat resistance, and PBZ derivatives have been designed and synthesized to achieve high performance. However, the application range of PBZ is limited by the strong interactions between molecular chains and its low
Yutaka Ohsedo, Ami Kaneizumi
doaj   +1 more source

Effects of coagent incorporation on properties of ultrafine fully vulcanized powdered natural rubber prepared as toughening filler in polybenzoxazine

open access: yesSPE Polymers, 2021
Ultrafine fully vulcanized powdered natural rubber (UFPNR) is a renewable material that is promising for industrial application as a toughening filler in polymer matrix.
Rattanaporn Wongkumchai   +4 more
doaj   +1 more source

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