Autonomous Self-Healing Polymer Composites: Harnessing Nature’s Inspiration for Resilient Engineering Materials using COPRAS Method

Autonomic mending within polymer composites has attracted considerable attention in recent times owing to its potential to transform material design and engineering applications. This thorough review delves into the latest advancements in the domain, with a particular focus on the mechanisms, materials, and practical applications of autonomic healing in polymer composites. Recent strides in material synthesis, fabrication methodologies, and characterization techniques are also scrutinized to provide a comprehensive evaluation of healing efficiency and performance. Additionally, the review surveys a spectrum of applications where autonomic healing holds promise, spanning aerospace, automotive, construction, and biomedical sectors, accentuating its potential real-world impact. Addressing challenges and future trajectories in the field, such as scalability, cost-effectiveness, and environmental sustainability, serves to steer forthcoming research and development endeavours. This review serves as a valuable resource for researchers, engineers, and practitioners striving to propel the field of autonomic healing in polymer composites towards new horizons. COPRAS, short for Complex Proportional Assessment, is a multifaceted methodology within the realm of Multi-Criteria Decision Making (MCDM). It serves as a structured approach for assessing and prioritizing alternatives based on numerous criteria. Widely utilized across various sectors including engineering, management, environmental studies, and social sciences, COPRAS methodology furnishes decision-makers with a systematic framework to navigate intricate decision scenarios by factoring in both qualitative and quantitative considerations. Microcapsule-based Healing, Vascular Network, Intrinsic Healing, Thermoplastic Healing and Stimuli-Responsive Healing. Healing Efficiency, Healing Rate, Healing Reversibility, Compatibility with Base Polymer and Effect on Mechanical Properties. Ranking of Autonomic Healing of Polymer Composites. Intrinsic Healing is got the first rank whereas is the Microcapsule-based Healing is having the Lowest rank.