Researcher Zhang Tao and Researcher Wang Liping's team published a Letter titled “Arctic route demands advanced marine coatings” in the internationally renowned academic journal Science. The study systematically analyzed the challenges and development directions facing marine coatings under dual pressures of extreme environments and ecological conservation following the opening of the China-Europe Arctic Express route, providing a crucial technical pathway for the safe and sustainable operation of Arctic shipping routes.
The launch of the China-Europe Arctic Express has significantly shortened maritime voyages between Asia and Europe, enhanced shipping efficiency, and substantially reduced carbon emissions. However, extreme polar conditions, temperature fluctuations exceeding 80°C, and highly corrosive seawater cause traditional ship coatings to lose much of their protective efficacy. Simultaneously, the Arctic's fragile ecosystem faces long-term harm from pollutants like microplastics and copper ions released as conventional coatings degrade, posing a severe threat to ecological balance. To address these challenges, the research team proposes the urgent need to develop advanced multifunctional materials that integrate multiple core functions: ice resistance, abrasion resistance, antifouling, and corrosion protection. Among these, organic-inorganic hybrid composites, smart self-regulating coatings capable of dynamically responding to external environments, and non-toxic anti-fouling surface materials have emerged as potential solutions that balance ship protection with ecological conservation. Concurrently, specialized testing systems capable of comprehensively simulating the synergistic effects of ice impact, thermal cycling, and corrosion must be established to accelerate the transition of materials from laboratory research to engineering applications. Furthermore, interdisciplinary collaboration across materials science, environmental science, and naval architecture is crucial for advancing the development of high-performance, eco-friendly coatings and ensuring the safe operation of vessels navigating Arctic shipping routes.
The strategic value and potential economic benefits of the Arctic shipping route are immense, with its sustainable operation relying on breakthroughs in high-performance marine protective materials. This article in Science highlights the new demands on materials science in the era of polar shipping, calling for interdisciplinary collaboration among global materials science, marine engineering, and environmental science communities to jointly advance innovation in advanced marine protective materials for polar environments.
Reported by the Ningbo Institute of Materials Technology and Engineering, CAS：https://www.nimte.ac.cn/news/news/202512/t20251213_8027136.html