Impact of Ring‐Closed Ratio on Properties of Benzoxazine via Solvent‐Free Continuous Flow Synthesis

Fuente: Wiley Open Access
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Auteurs principaux: Changlu Zhou, Sentao Lin, Yuqiang Wang, Tianxing Zhao, Yuhang Tian, Xianhao Gui
Format: Artículo Open Access
Publié: Wiley 2025
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author Changlu Zhou
Sentao Lin
Yuqiang Wang
Tianxing Zhao
Yuhang Tian
Xianhao Gui
author_facet Changlu Zhou
Sentao Lin
Yuqiang Wang
Tianxing Zhao
Yuhang Tian
Xianhao Gui
Changlu Zhou
Sentao Lin
Yuqiang Wang
Tianxing Zhao
Yuhang Tian
Xianhao Gui
collection Wiley Open Access
contents Impact of Ring‐Closed Ratio on Properties of Benzoxazine via Solvent‐Free Continuous Flow Synthesis Changlu Zhou Sentao Lin Yuqiang Wang Tianxing Zhao Yuhang Tian Xianhao Gui Chemical Engineering & Technology AbstractA solvent‐free benzoxazine (Bz) synthesis process was established using continuous flow, utilizing p‐cresol, n‐butylamine, and an aqueous formaldehyde solution as raw materials to prepare Bz monomer of C‐ba. The optimization of process parameters resulted in a p‐cresol conversion of 93.5 % ± 1.1 %, a yield of 86.9 % ± 0.8 %, and a ring‐closed ratio (RCR) of 90.0 % ± 1.0 % under optimal conditions. The continuous flow process not only enhanced the RCR from 88.1 % to 90.0 % but also significantly reduced the reaction time by 96.7 % compared to traditional batch processes. Additionally, C‐ba with varying RCR values were investigated for their thermal properties, hydrophobicity, and antibacterial performance. 10.1002/ceat.70002 http://onlinelibrary.wiley.com/termsAndConditions#vor
doi_str_mv 10.1002/ceat.70002
format Artículo Open Access
id wiley_oa_10_1002_ceat_70002
institution Wiley Open Access
license_str_mv http://onlinelibrary.wiley.com/termsAndConditions#vor
publishDate 2025
publisher Wiley
record_format wiley_oa
spellingShingle Impact of Ring‐Closed Ratio on Properties of Benzoxazine via Solvent‐Free Continuous Flow Synthesis
Changlu Zhou
Sentao Lin
Yuqiang Wang
Tianxing Zhao
Yuhang Tian
Xianhao Gui
Chemical Engineering & Technology
Impact of Ring‐Closed Ratio on Properties of Benzoxazine via Solvent‐Free Continuous Flow Synthesis Changlu Zhou Sentao Lin Yuqiang Wang Tianxing Zhao Yuhang Tian Xianhao Gui Chemical Engineering & Technology AbstractA solvent‐free benzoxazine (Bz) synthesis process was established using continuous flow, utilizing p‐cresol, n‐butylamine, and an aqueous formaldehyde solution as raw materials to prepare Bz monomer of C‐ba. The optimization of process parameters resulted in a p‐cresol conversion of 93.5 % ± 1.1 %, a yield of 86.9 % ± 0.8 %, and a ring‐closed ratio (RCR) of 90.0 % ± 1.0 % under optimal conditions. The continuous flow process not only enhanced the RCR from 88.1 % to 90.0 % but also significantly reduced the reaction time by 96.7 % compared to traditional batch processes. Additionally, C‐ba with varying RCR values were investigated for their thermal properties, hydrophobicity, and antibacterial performance. 10.1002/ceat.70002 http://onlinelibrary.wiley.com/termsAndConditions#vor
title Impact of Ring‐Closed Ratio on Properties of Benzoxazine via Solvent‐Free Continuous Flow Synthesis
topic Chemical Engineering & Technology
url https://onlinelibrary.wiley.com/doi/10.1002/ceat.70002