Research progress in biomass curing agents for epoxy resins

doi:10.19491/j.issn.1001-9278.2022.02.017

Abstract

Abstract:

This article reviewed the research progress in biomass curing agents for epoxy resins in recent years， which included biomass amine curing agents， biomass acid glycoside curing agents， and polyphenol， carboxylic acid and ester biomass curing agents prepared using cardanol， vanillin， rosin， lignin， and vegetable oil as raw materials. The structure， preparation method， synthesis route， and properties of the cured products obtained from biomass curing agents were introduced in detail. Finally， the development trend of biomass curing agents was summarized and forecasted.

Key words: curing agent, epoxy resin, biomass

CLC Number:

TQ314.256

ZHANG Xiangkai, WANG Zhimin, XIE Jianqiang. Research progress in biomass curing agents for epoxy resins[J]. China Plastics, 2022, 36(2): 111-124.

Figures/Tables 26

Fig.1. Synthetic route of cardanalkamine

Fig.2. Structural formula of different cardanalkamine curing agents

Fig.3. Structural formula of CPA

Fig.4. Images of different cured coatings［19?20］

Fig.5. Synthesis of NOV

Fig.6. Structural formulas of different vanillin?based amine curing agents

Fig.7. SEM images of interior and exterior of carbon residue of curing system［28］

Fig.8. Synthetic route of VBZMI

Fig.9. Structural formulas of different curing agents

Fig.10. Synthesis of aminated?lignin

Fig.11. Synthetic route of aminated lignin

Fig.12. Synthetic route of KL?COOH ［43］

Fig.13. Synthesis of MPA

Fig.14. Synthesis of IASDK， IAMDK and IAEDK

Fig.15. Synthesis of acrylpimaric acid

Fig.16. Bending stress?strain curve of co?curing system ［54］

Fig.17. Synthesis of MMP

Fig.18. Structural formulas of RMID and D?RMID

Fig.19. Structural formula of different vegetable oils

Fig.20. SEM images of brittle fracture surfaces of different curing systems［63］

Fig.21. Synthesis of methyl eletronate

Fig.22. Synthesis of tung oil anhydride

Fig.23. Synthetic route of TRA

Fig.24. Structural formulas of different polybasic acid castor oil?based curing agents

Fig.25. Synthesis of COMA， COMNA， COMHHPA

生物质	性能			应用领域
生物质	胺类固化剂	酸酐类固化剂	多元酚、羧酸、酯类固化剂	应用领域
腰果酚	良好的力学性能、热性能、耐腐蚀性能	优异的耐腐蚀性能、力学性能	优异的力学性能、耐腐蚀性能	建筑、涂料
香草醛	优异的热稳定性、阻燃性、疏水性	—	良好的耐溶剂性、介电性	热固性涂料、电子材料、阻燃剂
木质素	良好的力学性能、热性能	—	优异的力学性能、热稳定性、力学性能	沥青、泡沫塑料、建筑材料
松香	良好的耐化学性、热性能、形状记忆性	优异的力学性能、热性能	优异的热稳定性	涂料、黏合剂
植物油	优异的力学性能	优异的热性能、力学性能	良好的力学性能、阻燃性	涂料、沥青

Tab.1. Performance and application area of cured product of BEPCA

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