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Curing kinetics simulation and curing process design for bismaleimide resin
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Qi ZOU1, 2, Yanfeng LIU1, Xinlin QING2, Daijun ZHANG1
Journal of Materials Engineering | 2026, 54(5) : 264 - 271
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Journal of Materials Engineering | 2026, 54(5): 264-271
• RESEARCH ARTICLE •
Curing kinetics simulation and curing process design for bismaleimide resin
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Qi ZOU1, 2, Yanfeng LIU1, Xinlin QING2, Daijun ZHANG1
Affiliations
  • 1.Research Center of Soft Material,AECC Beijing Institute of Aeronautical Materials,Beijing 100095,China
  • 2.School of Aerospace Engineering,Xiamen University,Xiamen 361102,Fujian,China
Published: 2026-05-20 doi: 10.11868/j.issn.1001-4381.2025.000398
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This study systematically investigates the non-isothermal curing kinetics of bismaleimide resin EC230R using non-isothermal differential scanning calorimetry (DSC) in conjunction with the Flynn-Wall-Ozawa (FWO) model and the Málek method. The FWO analysis reveals that the apparent activation energy of the resin system exhibits a rapid nonlinear rise when the conversion rate exceeds 0.8. This transition indicates a dynamic shift from a chemically controlled reaction phase to a diffusion-controlled phase. Based on Málek kinetic modeling, the global reaction rate equation is derived to construct the rate equation for the isothermal curing process. This model enables the prediction of curing behavior and conversion rate of bismaleimide resin EC230R at different temperatures. Furthermore, the curing process is optimized using the curing kinetics model of bismaleimide resin, and the thermal and mechanical properties of the cured bismaleimide resin EC230R are characterized and verified via non-isothermal scanning, tensile, and flexural testing. The results show that after curing at 250 ℃, the conversion rate increases by 14%, and the glass transition temperature (Tg) of the resin increases by 30%, while the tensile modulus and flexural modulus decrease slightly by 9.8% and 7.2%, respectively. A strong positive correlation is observed among Tg, curing temperature, and conversion rate, suggesting that high-temperature curing enhances thermal resistance by increasing crosslink density. However, excessive crosslinking restricts segmental mobility and reduces packing density, leading to modulus reduction. This study provides critical guidelines and experimental validation for optimizing curing processes and developing high-temperature-resistant structural materials based on bismaleimide resins.

bismaleimide  /  resin  /  curing kinetics  /  DSC  /  mechanical property  /  glass transition temperature
邹齐, 刘燕峰, 卿新林, 张代军. 双马来酰亚胺树脂固化动力学模拟及固化工艺设计. 材料工程, 2026 , 54 (5) : 264 -271 . DOI: 10.11868/j.issn.1001-4381.2025.000398
Qi ZOU, Yanfeng LIU, Xinlin QING, Daijun ZHANG. Curing kinetics simulation and curing process design for bismaleimide resin[J]. Journal of Materials Engineering, 2026 , 54 (5) : 264 -271 . DOI: 10.11868/j.issn.1001-4381.2025.000398
Year 2026 volume 54 Issue 5
63
27
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Article Info
doi: 10.11868/j.issn.1001-4381.2025.000398
  • Receive Date:2025-07-09
  • Online Date:2026-10-27
  • Published:2026-05-20
Article Data
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History
  • Received:2025-07-09
  • Accepted:2025-08-26
Funding
Affiliations
    1.Research Center of Soft Material,AECC Beijing Institute of Aeronautical Materials,Beijing 100095,China
    2.School of Aerospace Engineering,Xiamen University,Xiamen 361102,Fujian,China
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Citations
表12种不同金属材料的力学参数
科
Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)
属
Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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