Being the method of obstructing the living thing adhesion of the surface, the method of including the process which makes the additional mass or the noradrenaline which possesses formula (i) the surface come in contact. As for formula (i), formula A-L-R (in formula, as for A, i) C6 or it is10 C substitution aryl ring, or II)19 C-C substitution or non substitution hetero aryl ring L is the connected basis, R is defined it is one class amino component content unit) as the chemical compound which it possesses.< Selective figure >Figure 1表面の生物付着を阻止する方法であって、式(I)を有する付加体又はノルアドレナリンを表面に付着させる工程を含む方法。式(I)は、式A-L-R(式中、Aは、i)C6又はC10置換アリール環、又はii)C1-C9置換若しくは無置換ヘテロアリール環であり;Lは連結基であり、Rは一級アミノ成分含有単位である)を有する化合物として定義される。【選択図】図1
