缺陷自预警涂层的触发机制及制备策略研究进展
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李刚卿, 刘茜, 孙晓光, 潘景龙, 曹祥康, 董泽华
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Research Progress on Trigger Mechanism and Preparation Strategy of Coatings of Defect Self-disclosure
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LI Gangqing, LIU Xi, SUN Xiaoguang, PAN Jinglong, CAO Xiangkang, DONG Zehua
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表1 部分自预警涂层颜色指示剂及其变化应用
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Table 1 Partial self-warning coating color indicator and its change application
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Reacting species | Color indicator | Container | Substrate | Change | Coating |
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Mechanically | - | DCF + amine | PU/UF | Steel | Red | Epoxy[43] | triggered | - | CVL + SiO2 | PMMA | Steel | Blue | WEP[71] | | - | BPF/HPS/TPE | PU/UF | Glass | Colors are related to crack depth | Epoxy[49] | | Fluorescence | H+ | FD1 | - | Al alloy | Bright orange | Epoxy[26] | response | H+ | Coumarin 120 | - | Al alloy | CHEQ | Epoxy[27] | | OH- | Coumarin | PDVB- grafting- P (DVB- co-AA) | Steel | CHEF | Epoxy[72] | | | Fe3+ | FD1 | - | Steel | Bright yellow | Epoxy[22] | | Fe3+ | Rhodamine B derivative | Silica nanocapsules | Steel | Bright yellow | Poly(vinyl butyral-co-vinyl alcohol-co-vinyl acetate)[66] | | | Fe3+ | 8-HQ | PAN1 | Steel | CHEF | Epoxy[73] | | Al3+ | 8-HQ-5-sulfonic acid | - | Al alloy | CHEF | Epoxy[56] | | | Al3+ | Phenylfluorone | - | Al alloy | CHEQ | Acrylic coating[36] | | Al3+ | Rhodamine B | Zr-MOF | Al alloy | Green | Epoxy[62] | | Cu2+ | Rhodamine-ethylenediamine | - | Cu alloy | Bright red | Epoxy[35] | | | Cu2+ | RHS | ZIF-8 | Cu alloy | Rose red/ CHEF | Epoxy[63] | Color | OH- | Phenolphthalein | Silica nanocapsules | Al alloy | Pink | Water-soluble acrylic urethane[64] | response | | OH- | Phenolphthalein | P (MMA-co-BA) | Steel | Pink | Acrylic coating[74] | | Fe2+ | 1,10-phenanthroline | Silica nanocapsules/Chitosan | Steel | Red | Waterborne Epoxy[34] | | | | Fe2+ | 1,10-phenanthroline-5-amine | Graphene oxide | Steel | Red | Polyurethane[30] | | | |
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