[1] Polymer Materials Technology R and D Department, Electronics and Materials R and D Laboratories, Japan
[2] Manufacturing Department, Sumitomo Electric Fine Polymer, Inc., Japan
[3] Functional Fluororesin Products Engineering Department, Sumitomo Electric Fine Polymer, Inc., Japan
[4] Polymer Synthesis and Technology Group Polymer Materials Technology R and D Department, Electronics and Materials R and D Laboratories, Japan
[5] Sumitomo Electric Interconnect Products (VIETNAM), Ltd., Japan