What exactly is a mussel polypeptide?

Zhang Lei and Qi Haishan of Tianjin University synthesized mussel peptides. According to relevant public information, this material has many functions, such as high adhesion, anti-bacteria, anti-fog and so on. It is a legally certified product approved by relevant state departments. It is formal and has obtained a national patent. Related results have been published in the international authoritative journal Chemical Communication.