深海具有特殊的腐蚀环境特点，需要研究涂料对深海工程结构物的防护性。利用自制的深海环境模拟试验装置，分别在0．1MPa和3．5MPa静水压力条件下，对典型涂层吸水率、附着力、交流阻抗特性和微观形貌进行了对比研究。结果表明：与0．1MPa海水浸泡相比，在3．5MPa静水压力条件下涂层具有不同的吸水特征；涂层与金属基体间的附着力逐渐降低，涂层防护性能的劣化过程明显加快。
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