| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a jointed body of a fluororesin having a structure in which, for example, two bodies of the fluororesin, made of PFA and thin in wall thickness, are simply and certainly welded by heat. <P>SOLUTION: In the butting part of a first body of the fluororesin and a second body of the fluororesin, part of the portion of the first body of the fluororesin which has undergone deformation by heat and an external force is heat welded to the second body of the fluororesin to form a boundary-less weld part and there remains a boundary in the unmelted part between the first and the second body. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
