1. Advanced Materials Development Laboratory, Sumitomo Chemical Co., LtdKitasode Chiba Japan
2. Department of Advanced Materials Science, Graduate School of Frontier SciencesThe University of TokyoKashiwa Chiba Japan
3. Department of ChemistryUniversity of FloridaGainesville Florida32611‐7200
4. Resin‐Related Business Development DepartmentSumitomo Chemical Co., Ltd.Shinkawa Chuo‐ku, Tokyo Japan