Takahiro SEKIMOTO*, Yuuya OIKAWA†, Yasuhiro SASAKI†, Takashi IWASAKI†† and Eiichi NARITA†
New Materials Research Laboratories, CO-OP Chemical Co., Ltd.; 3 Enoki-cho, Niigata-shi 950-0881 Japan † Department of Chemical Engineering, Faculty of Engineering, Iwate University; 4-5-5 Ueda, Morioka-shi 020-8551 Japan †† Tohoku National Industrial Research Institute; 4-2-1 Nigatake, Miyagino-ku, Sendai-shi 983-0036 Japan