Epoxy resin curing reaction studied by proton multiple-quantum NMR

2015 ◽  
Vol 53 (18) ◽  
pp. 1324-1332 ◽  
Author(s):  
Mario Martin-Gallego ◽  
Antonio González-Jiménez ◽  
Raquel Verdejo ◽  
Miguel Angel Lopez-Manchado ◽  
Juan Lopez Valentin
2010 ◽  
Vol 010 (8) ◽  
pp. 1016-1022 ◽  
Author(s):  
Li GAN ◽  
Zhijie SUN ◽  
Yizhuo GU ◽  
Min LI ◽  
Zuoguang ZHANG

2017 ◽  
Vol 131 (2) ◽  
pp. 1499-1507 ◽  
Author(s):  
Jiaxun Lyu ◽  
Dongdong Hu ◽  
Tao Liu ◽  
Ling Zhao

2013 ◽  
Vol 634-638 ◽  
pp. 3008-3016
Author(s):  
Yan Li ◽  
Zhi Nan Zhou ◽  
Xiao Yan Xu ◽  
Long Xie

Two Novolac Resins Were Synthesized by the Reaction between Bisphenol A and Benzaldehyde (bis-BENR) or Bisphenol A and P-hydroxybenzaldehyde (bis-PHNR). Fourier Transform Infrared Spectroscopy (FTIR) and Nuclear Magnetic Resonance (NMR) Were Applied to Characterize the Molecular Structure of Bis-BENR (or Bis-PHNR). then the Two Novolac Resins Were Used as Curing Agent for Bisphenol A Type Epoxy Resin (DGEBA). the Curing Reaction and Curing Kinetics Were Studied by Dynamic FTIR and Differential Scanning Calorimetry (DSC). Dynamic FTIR Showed that the Two Novolac Resins Reacted with Epoxy Resins and Formed a Crosslinking Network Structure. DSC Results Show that the Optimum Mass Ratio between DGEBA and Bis-BENR (or Bis-PHNR) Was 7:3, under which the Curing Reaction Processed Completely. the Mechanical Properties and Sulfide Resistance of DGEBA/bis-BENR (or Bis-PHNR) System Were Also Investigated. the Results Showed that when the Mass Ratio between DGEBA and Bis-BENR (or Bis-PHNR) Was 7:3, the Curing Coatings Had Optimum Mechanical Properties and Sulfide Resistance.


2008 ◽  
Vol 110 (5) ◽  
pp. 2711-2717 ◽  
Author(s):  
Firas Awaja ◽  
Grant van Riessen ◽  
Georgina Kelly ◽  
Bronwyn Fox ◽  
Paul J. Pigram

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