Armstrong, Westerman, Hattori, McLeland & Naughton
Cleaning blade
 A cleaning blade (11) is formed of a cured urethane composition of a polyisocyanate and a polyol. The cured composition has a crosslinking density of 8.5.times.10.sup.-4 to 11.0.times.10.sup.-4 mol/cm.sup.3 and a tan .delta. peak temperature of not greater than 10.degree. C. 
Tokai Rubber Industries, Ltd.
G C C
G03G C08G C08G
inventional inventional inventional
Satoshi Kazuhide Shiro Yasuhito Akihiro
Suzuki Tsuda Miyamori Suzuki Maeda