13 Result(s)
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Article
Design and development of bio-carbon reinforced hetero structured biophenolics polybenzoxazine-epoxy hybrid composites for high performance applications
An attempt has been made in the present work to prepare hetero structured biobased benzoxazine-epoxy matrix composites using dairy farm waste based carbon as reinforcement. The prepared cow dung carbon(f-CDC) rei...
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Article
Antiwetting and low-surface-energy behavior of cardanol-based polybenzoxazine-coated cotton fabrics for oil–water separation
In the present work, the surface behavior of cotton fabrics coated with a series of bio-based polybenzoxazines is explored. Herein, we report the design and synthesis of bio-based benzoxazine monomers (C-x) using...
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Article
Fluorine Free Bio-Based Polybenzoxazine Coated Substrates for Oil-Water Separation and Anti-Icing Applications
Eugenol (E) based mono-functional benzoxazine(E-x) monomers were prepared using different long-chain monoamines(x = ba, ha, dda, oda) and fluorine substituted aromatic monoamine (x = fa). The molecular structu...
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Article
Exploration of high corrosion resistance property of less hazardous pyrazolidine-based benzoxazines in comparison with bisphenol-F derivatives
The present work describes the design of nontoxic pyrazolidine bisphenol (PYBP)-based hydrophobic benzoxazine (PBz) matrices, in comparison with that of bisphenol-F-based benzoxazines, and investigates their e...
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Article
Synthesis and characterization of GO doped bio-resource based composites for NLO and multifaceted applications
The objective of the present work is to synthesize three different types of cardanol based benzoxazines such as cardanol-{1,4-bis(4-aminophenoxy)ethane}benzoxazine (CBAE2Bz), cardanol-{1,4-bis(4-aminophenoxy)buta...
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Article
Polypyrrole inter-layered low temperature curing benzoxazine matrices with enhanced thermal and dielectric properties
In the present work, curing reaction of benzoxazine was studied with the incorporation of different weight percentage of polypyrrole (PPy). Conventional benzoxazine derived from Bisphenol-F, aniline (BF-a) and...
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Article
Low Temperature Cure Siloxane Based Hybrid Renewable Cardanol Benzoxazine Composites for Coating Applications
The siloxane based flexible cardanol benzoxazine was synthesised using cardanol, 1,3-bis(aminopropyl) tetramethyldisiloxane and p-formaldehyde through solvent free method and was characterised by different analyt...
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Article
Fluorinated polyimide nanocomposites for low K dielectric applications
A novel fluorinated amine compound prepared was characterized by 1H NMR, 19F NMR and FTIR. Subsequently, polymerized with pyromellitic dianhydride results in the formation of neat fluorinated polyimide matrix (PI...
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Article
Design and Development of Environmentally Friendly Polybenzoxazine–Silica Hybrid from Renewable Bio-resource
In the present work, an attempt has been made to develop polybenzoxazine- silica hybrid through in-situ sol–gel method using renewable bio-resource raw materials such as cardanol and furfurylamine for high the...
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Article
Synthesis and characterization of a novel class of low temperature cure Benzoxazines
A series of a novel class of low cure benzoxazines (BZ-1 to BZ-12) based on phenol, bisphenol-A, bisphenol-F mixture and 4, 4 isomers of bisphenol-F were synthesized using aniline, N, N-dimethyl amino propyl a...
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Article
Cyclotriphosphazene fibre reinforced poly(benzoxazine-co-ε-caprolactam) nanocomposites for flame retardant applications
Cyclophosphazene nanotube (PZT) incorporated poly(benzoxazine-co-ɛ-caprolactam) (P(BZ-co-CPL)) nanocomposites were developed for improving flame retardant properties. The effects of PZT on the flammability proper...
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Article
Siloxane core dianhydride modified ether linked cyclohexyl diamine based multi-walled carbon nanotube reinforced polyimide (MWCNT/PI) nanocomposites
A new type of siloxane core based polyimide (PI) was designed and developed by the reaction between siloxane core dianhydride (SDA) and ether linked cyclohexyl diamine (ELCD), using the in-situ polymerization ...
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Article
Octakis(dimethylsiloxypropylglycidylether)silsesquioxane (OG-POSS) reinforced 1,1-bis(3-methyl-4-hydroxymethyl)cyclohexane based polybenzoxazine nanocomposites
Octakis(dimethylsiloxypropylglycidylether)silsesquioxane (OG-POSS) was used as a reinforcing agent to prepare polybenzoxazine nanocomposites. Benzoxazine was synthesized using 1,1-bis(3-methyl-4-hydroxyphenyl)...
