Mandai, Tadakatsu; Osaka, Kazuhito; Kawagishi, Makoto; Kawada, Mikio; Otera, Junzo
Synthetic Communications, 1984 , vol. 14, # 9 p. 797 - 804

The Procter and Gamble Company
Patent: US2005/25795 A1, 2005 ;
Location in patent: Page/Page column 18 ;