公开(公告)号：US11807943B2

公开(公告)日：2023-11-07

申请号：US16843738

申请日：2020-04-08

申请人： YKK CORPORATION

发明人： Yuki Urita ,  Atsushi Ogihara ,  Shigeru Tsuchida ,  Chikako Hiromi ,  Ryota Ara ,  Sohei Nagasawa ,  Mitsuomi Katori ,  Misako Hosaka

IPC分类号： C23C22/48 ,  C22F1/05 ,  C22C21/02 ,  C23C22/66 ,  C23C22/73 ,  A44B19/06 ,  C23C22/56 ,  C22C21/08 ,  C22F1/04 ,  C22F1/043 ,  C22F1/047 ,  C22C21/06 ,  A44B19/36

CPC分类号： C23C22/66 ,  A44B19/06 ,  C22C21/08 ,  C23C22/56 ,  C23C22/73 ,  A44B19/36

摘要： Provided is an aluminum alloy fastening member including a chemical conversion coating having a novel composition as a colored coating, and a method for producing the aluminum alloy fastening member. The aluminum alloy fastening member includes a chemical conversion coating containing tellurium as a component element.