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Sol-Gel Based Self-Healing Corrosion Protective Coatings

Sol-Gel Based Self-Healing Corrosion Protective Coatings. A 0. PhD Candidate: Mina AbdolahZadeh Department : L&R Section: AMM Supervisor : S.J. Garcia Promoter: S . van der Zwaag Start date: 1-4-2011 Funding: IOP Cooperations : Akzo Nobel, Tata Steel. 500 µm. Healing.

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Sol-Gel Based Self-Healing Corrosion Protective Coatings

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  1. Sol-Gel Based Self-Healing Corrosion Protective Coatings A0 PhD Candidate: Mina AbdolahZadeh Department: L&R Section: AMM Supervisor: S.J. Garcia Promoter: S. van der Zwaag Start date: 1-4-2011 Funding: IOP Cooperations: Akzo Nobel, Tata Steel 500 µm Healing Healing At 500 µm Healing Evaluation A. Composition Effect B. Cross-Linking Density Effect A. Extrinsic healing approaches in Corrosion protective sol-gel coatings 1st generation: Direct inhibitor addition Weakness: network instability 2nd generation: Indirect inhibitor addition Weakness: limited healing events • Self-Healing Corrosion Protective Coatings • Progress • C. Kinetics • D. Healing Mechanism Our approach: Intrinsic healing sol-gel coatings (3rd generation) B. Progress Excitation Light Aerospace Engineering Inelastic Scattered Light Elastic Scattered Light Sample Sample Hot Stage Hot Stage Composition Epoxy – Silane Hybrid Si:Epoxy Resin weight ratio 1:1 Cross-Linking Density of Inorganic Phase BS APS Epikote 828 + Ancamine2500 + Cross-Linking Density of Organic Phase Tetra-thiol • Publications • M. AbdolahZadeh, S. van der Zwaag and S.J. Garcia, Routes to extrinsic and intrinsic self-healing anticorrosion sol gel coatings- A Review, submitted to Journal of Self-Healing Materials • M. Abolah Zadeh, S.J. Garcia, S. van der Zwaag, Sol-Gel BasedIntrinsic Sel-Healing Polymers, in: 8th Coatings Science International, Noordwijk, The Netherlands, 2012, pp. 52.

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